3226 lines
118 KiB
Java
3226 lines
118 KiB
Java
/*
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* Copyright (C) 2006 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.graphics;
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import android.annotation.ColorInt;
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import android.annotation.ColorLong;
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import android.annotation.IntDef;
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import android.annotation.IntRange;
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import android.annotation.NonNull;
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import android.annotation.Nullable;
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import android.annotation.Px;
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import android.annotation.Size;
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import android.annotation.UnsupportedAppUsage;
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import android.graphics.fonts.FontVariationAxis;
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import android.os.Build;
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import android.os.LocaleList;
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import android.text.GraphicsOperations;
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import android.text.SpannableString;
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import android.text.SpannedString;
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import android.text.TextUtils;
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import com.android.internal.annotations.GuardedBy;
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import dalvik.annotation.optimization.CriticalNative;
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import dalvik.annotation.optimization.FastNative;
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import libcore.util.NativeAllocationRegistry;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.Locale;
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/**
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* The Paint class holds the style and color information about how to draw
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* geometries, text and bitmaps.
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*/
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public class Paint {
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@UnsupportedAppUsage
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private long mNativePaint;
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private long mNativeShader;
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private long mNativeColorFilter;
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// Use a Holder to allow static initialization of Paint in the boot image.
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private static class NoImagePreloadHolder {
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public static final NativeAllocationRegistry sRegistry =
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NativeAllocationRegistry.createMalloced(
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Paint.class.getClassLoader(), nGetNativeFinalizer());
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}
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@ColorLong private long mColor;
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private ColorFilter mColorFilter;
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private MaskFilter mMaskFilter;
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private PathEffect mPathEffect;
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private Shader mShader;
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@UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 115609023)
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private Typeface mTypeface;
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private Xfermode mXfermode;
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private boolean mHasCompatScaling;
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private float mCompatScaling;
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private float mInvCompatScaling;
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private LocaleList mLocales;
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private String mFontFeatureSettings;
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private String mFontVariationSettings;
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private float mShadowLayerRadius;
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private float mShadowLayerDx;
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private float mShadowLayerDy;
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@ColorLong private long mShadowLayerColor;
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private static final Object sCacheLock = new Object();
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/**
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* Cache for the Minikin language list ID.
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*
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* A map from a string representation of the LocaleList to Minikin's language list ID.
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*/
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@GuardedBy("sCacheLock")
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private static final HashMap<String, Integer> sMinikinLocaleListIdCache = new HashMap<>();
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/**
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* @hide
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*/
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public int mBidiFlags = BIDI_DEFAULT_LTR;
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static final Style[] sStyleArray = {
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Style.FILL, Style.STROKE, Style.FILL_AND_STROKE
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};
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static final Cap[] sCapArray = {
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Cap.BUTT, Cap.ROUND, Cap.SQUARE
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};
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static final Join[] sJoinArray = {
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Join.MITER, Join.ROUND, Join.BEVEL
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};
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static final Align[] sAlignArray = {
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Align.LEFT, Align.CENTER, Align.RIGHT
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};
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/**
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* Paint flag that enables antialiasing when drawing.
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*
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* <p>Enabling this flag will cause all draw operations that support
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* antialiasing to use it.</p>
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*
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* @see #Paint(int)
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* @see #setFlags(int)
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*/
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public static final int ANTI_ALIAS_FLAG = 0x01;
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/**
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* Paint flag that enables bilinear sampling on scaled bitmaps.
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*
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* <p>If cleared, scaled bitmaps will be drawn with nearest neighbor
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* sampling, likely resulting in artifacts. This should generally be on
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* when drawing bitmaps, unless performance-bound (rendering to software
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* canvas) or preferring pixelation artifacts to blurriness when scaling
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* significantly.</p>
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*
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* <p>If bitmaps are scaled for device density at creation time (as
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* resource bitmaps often are) the filtering will already have been
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* done.</p>
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*
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* @see #Paint(int)
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* @see #setFlags(int)
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*/
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public static final int FILTER_BITMAP_FLAG = 0x02;
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/**
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* Paint flag that enables dithering when blitting.
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*
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* <p>Enabling this flag applies a dither to any blit operation where the
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* target's colour space is more constrained than the source.
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*
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* @see #Paint(int)
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* @see #setFlags(int)
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*/
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public static final int DITHER_FLAG = 0x04;
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/**
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* Paint flag that applies an underline decoration to drawn text.
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*
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* @see #Paint(int)
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* @see #setFlags(int)
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*/
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public static final int UNDERLINE_TEXT_FLAG = 0x08;
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/**
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* Paint flag that applies a strike-through decoration to drawn text.
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*
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* @see #Paint(int)
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* @see #setFlags(int)
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*/
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public static final int STRIKE_THRU_TEXT_FLAG = 0x10;
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/**
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* Paint flag that applies a synthetic bolding effect to drawn text.
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*
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* <p>Enabling this flag will cause text draw operations to apply a
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* simulated bold effect when drawing a {@link Typeface} that is not
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* already bold.</p>
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*
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* @see #Paint(int)
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* @see #setFlags(int)
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*/
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public static final int FAKE_BOLD_TEXT_FLAG = 0x20;
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/**
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* Paint flag that enables smooth linear scaling of text.
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*
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* <p>Enabling this flag does not actually scale text, but rather adjusts
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* text draw operations to deal gracefully with smooth adjustment of scale.
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* When this flag is enabled, font hinting is disabled to prevent shape
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* deformation between scale factors, and glyph caching is disabled due to
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* the large number of glyph images that will be generated.</p>
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*
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* <p>{@link #SUBPIXEL_TEXT_FLAG} should be used in conjunction with this
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* flag to prevent glyph positions from snapping to whole pixel values as
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* scale factor is adjusted.</p>
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*
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* @see #Paint(int)
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* @see #setFlags(int)
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*/
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public static final int LINEAR_TEXT_FLAG = 0x40;
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/**
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* Paint flag that enables subpixel positioning of text.
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*
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* <p>Enabling this flag causes glyph advances to be computed with subpixel
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* accuracy.</p>
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*
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* <p>This can be used with {@link #LINEAR_TEXT_FLAG} to prevent text from
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* jittering during smooth scale transitions.</p>
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*
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* @see #Paint(int)
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* @see #setFlags(int)
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*/
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public static final int SUBPIXEL_TEXT_FLAG = 0x80;
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/** Legacy Paint flag, no longer used. */
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public static final int DEV_KERN_TEXT_FLAG = 0x100;
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/** @hide bit mask for the flag enabling subpixel glyph rendering for text */
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public static final int LCD_RENDER_TEXT_FLAG = 0x200;
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/**
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* Paint flag that enables the use of bitmap fonts when drawing text.
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*
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* <p>Disabling this flag will prevent text draw operations from using
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* embedded bitmap strikes in fonts, causing fonts with both scalable
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* outlines and bitmap strikes to draw only the scalable outlines, and
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* fonts with only bitmap strikes to not draw at all.</p>
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*
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* @see #Paint(int)
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* @see #setFlags(int)
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*/
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public static final int EMBEDDED_BITMAP_TEXT_FLAG = 0x400;
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/** @hide bit mask for the flag forcing freetype's autohinter on for text */
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public static final int AUTO_HINTING_TEXT_FLAG = 0x800;
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/** @hide bit mask for the flag enabling vertical rendering for text */
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public static final int VERTICAL_TEXT_FLAG = 0x1000;
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// These flags are always set on a new/reset paint, even if flags 0 is passed.
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static final int HIDDEN_DEFAULT_PAINT_FLAGS = DEV_KERN_TEXT_FLAG | EMBEDDED_BITMAP_TEXT_FLAG
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| FILTER_BITMAP_FLAG;
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/**
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* Font hinter option that disables font hinting.
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*
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* @see #setHinting(int)
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*/
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public static final int HINTING_OFF = 0x0;
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/**
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* Font hinter option that enables font hinting.
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*
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* @see #setHinting(int)
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*/
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public static final int HINTING_ON = 0x1;
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/**
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* Bidi flag to set LTR paragraph direction.
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*
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* @hide
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*/
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public static final int BIDI_LTR = 0x0;
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/**
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* Bidi flag to set RTL paragraph direction.
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*
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* @hide
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*/
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public static final int BIDI_RTL = 0x1;
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/**
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* Bidi flag to detect paragraph direction via heuristics, defaulting to
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* LTR.
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*
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* @hide
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*/
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public static final int BIDI_DEFAULT_LTR = 0x2;
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/**
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* Bidi flag to detect paragraph direction via heuristics, defaulting to
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* RTL.
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*
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* @hide
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*/
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public static final int BIDI_DEFAULT_RTL = 0x3;
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/**
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* Bidi flag to override direction to all LTR (ignore bidi).
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*
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* @hide
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*/
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public static final int BIDI_FORCE_LTR = 0x4;
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/**
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* Bidi flag to override direction to all RTL (ignore bidi).
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*
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* @hide
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*/
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public static final int BIDI_FORCE_RTL = 0x5;
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/**
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* Maximum Bidi flag value.
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* @hide
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*/
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private static final int BIDI_MAX_FLAG_VALUE = BIDI_FORCE_RTL;
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/**
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* Mask for bidi flags.
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* @hide
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*/
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private static final int BIDI_FLAG_MASK = 0x7;
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/**
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* Flag for getTextRunAdvances indicating left-to-right run direction.
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* @hide
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*/
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public static final int DIRECTION_LTR = 0;
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/**
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* Flag for getTextRunAdvances indicating right-to-left run direction.
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* @hide
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*/
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public static final int DIRECTION_RTL = 1;
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/** @hide */
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@IntDef(prefix = { "CURSOR_" }, value = {
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CURSOR_AFTER, CURSOR_AT_OR_AFTER, CURSOR_BEFORE, CURSOR_AT_OR_BEFORE
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})
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@Retention(RetentionPolicy.SOURCE)
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public @interface CursorOption {}
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/**
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* Option for getTextRunCursor.
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*
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* Compute the valid cursor after offset or the limit of the context, whichever is less.
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*/
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public static final int CURSOR_AFTER = 0;
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/**
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* Option for getTextRunCursor.
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*
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* Compute the valid cursor at or after the offset or the limit of the context, whichever is
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* less.
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*/
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public static final int CURSOR_AT_OR_AFTER = 1;
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/**
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||
* Option for getTextRunCursor.
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*
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* Compute the valid cursor before offset or the start of the context, whichever is greater.
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*/
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public static final int CURSOR_BEFORE = 2;
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/**
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||
* Option for getTextRunCursor.
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*
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* Compute the valid cursor at or before offset or the start of the context, whichever is
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* greater.
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*/
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public static final int CURSOR_AT_OR_BEFORE = 3;
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/**
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||
* Option for getTextRunCursor.
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*
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* Return offset if the cursor at offset is valid, or -1 if it isn't.
|
||
*/
|
||
public static final int CURSOR_AT = 4;
|
||
|
||
/**
|
||
* Maximum cursor option value.
|
||
*/
|
||
private static final int CURSOR_OPT_MAX_VALUE = CURSOR_AT;
|
||
|
||
/** @hide */
|
||
@IntDef(prefix = { "START_HYPHEN_EDIT_" }, value = {
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||
START_HYPHEN_EDIT_NO_EDIT,
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||
START_HYPHEN_EDIT_INSERT_HYPHEN,
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||
START_HYPHEN_EDIT_INSERT_ZWJ
|
||
})
|
||
@Retention(RetentionPolicy.SOURCE)
|
||
public @interface StartHyphenEdit {}
|
||
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||
/**
|
||
* An integer representing the starting of the line has no modification for hyphenation.
|
||
*/
|
||
public static final int START_HYPHEN_EDIT_NO_EDIT = 0x00;
|
||
|
||
/**
|
||
* An integer representing the starting of the line has normal hyphen character (U+002D).
|
||
*/
|
||
public static final int START_HYPHEN_EDIT_INSERT_HYPHEN = 0x01;
|
||
|
||
/**
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||
* An integer representing the starting of the line has Zero-Width-Joiner (U+200D).
|
||
*/
|
||
public static final int START_HYPHEN_EDIT_INSERT_ZWJ = 0x02;
|
||
|
||
/** @hide */
|
||
@IntDef(prefix = { "END_HYPHEN_EDIT_" }, value = {
|
||
END_HYPHEN_EDIT_NO_EDIT,
|
||
END_HYPHEN_EDIT_REPLACE_WITH_HYPHEN,
|
||
END_HYPHEN_EDIT_INSERT_HYPHEN,
|
||
END_HYPHEN_EDIT_INSERT_ARMENIAN_HYPHEN,
|
||
END_HYPHEN_EDIT_INSERT_MAQAF,
|
||
END_HYPHEN_EDIT_INSERT_UCAS_HYPHEN,
|
||
END_HYPHEN_EDIT_INSERT_ZWJ_AND_HYPHEN
|
||
})
|
||
@Retention(RetentionPolicy.SOURCE)
|
||
public @interface EndHyphenEdit {}
|
||
|
||
/**
|
||
* An integer representing the end of the line has no modification for hyphenation.
|
||
*/
|
||
public static final int END_HYPHEN_EDIT_NO_EDIT = 0x00;
|
||
|
||
/**
|
||
* An integer representing the character at the end of the line is replaced with hyphen
|
||
* character (U+002D).
|
||
*/
|
||
public static final int END_HYPHEN_EDIT_REPLACE_WITH_HYPHEN = 0x01;
|
||
|
||
/**
|
||
* An integer representing the end of the line has normal hyphen character (U+002D).
|
||
*/
|
||
public static final int END_HYPHEN_EDIT_INSERT_HYPHEN = 0x02;
|
||
|
||
/**
|
||
* An integer representing the end of the line has Armentian hyphen (U+058A).
|
||
*/
|
||
public static final int END_HYPHEN_EDIT_INSERT_ARMENIAN_HYPHEN = 0x03;
|
||
|
||
/**
|
||
* An integer representing the end of the line has maqaf (Hebrew hyphen, U+05BE).
|
||
*/
|
||
public static final int END_HYPHEN_EDIT_INSERT_MAQAF = 0x04;
|
||
|
||
/**
|
||
* An integer representing the end of the line has Canadian Syllabics hyphen (U+1400).
|
||
*/
|
||
public static final int END_HYPHEN_EDIT_INSERT_UCAS_HYPHEN = 0x05;
|
||
|
||
/**
|
||
* An integer representing the end of the line has Zero-Width-Joiner (U+200D) followed by normal
|
||
* hyphen character (U+002D).
|
||
*/
|
||
public static final int END_HYPHEN_EDIT_INSERT_ZWJ_AND_HYPHEN = 0x06;
|
||
|
||
/**
|
||
* The Style specifies if the primitive being drawn is filled, stroked, or
|
||
* both (in the same color). The default is FILL.
|
||
*/
|
||
public enum Style {
|
||
/**
|
||
* Geometry and text drawn with this style will be filled, ignoring all
|
||
* stroke-related settings in the paint.
|
||
*/
|
||
FILL (0),
|
||
/**
|
||
* Geometry and text drawn with this style will be stroked, respecting
|
||
* the stroke-related fields on the paint.
|
||
*/
|
||
STROKE (1),
|
||
/**
|
||
* Geometry and text drawn with this style will be both filled and
|
||
* stroked at the same time, respecting the stroke-related fields on
|
||
* the paint. This mode can give unexpected results if the geometry
|
||
* is oriented counter-clockwise. This restriction does not apply to
|
||
* either FILL or STROKE.
|
||
*/
|
||
FILL_AND_STROKE (2);
|
||
|
||
Style(int nativeInt) {
|
||
this.nativeInt = nativeInt;
|
||
}
|
||
final int nativeInt;
|
||
}
|
||
|
||
/**
|
||
* The Cap specifies the treatment for the beginning and ending of
|
||
* stroked lines and paths. The default is BUTT.
|
||
*/
|
||
public enum Cap {
|
||
/**
|
||
* The stroke ends with the path, and does not project beyond it.
|
||
*/
|
||
BUTT (0),
|
||
/**
|
||
* The stroke projects out as a semicircle, with the center at the
|
||
* end of the path.
|
||
*/
|
||
ROUND (1),
|
||
/**
|
||
* The stroke projects out as a square, with the center at the end
|
||
* of the path.
|
||
*/
|
||
SQUARE (2);
|
||
|
||
private Cap(int nativeInt) {
|
||
this.nativeInt = nativeInt;
|
||
}
|
||
final int nativeInt;
|
||
}
|
||
|
||
/**
|
||
* The Join specifies the treatment where lines and curve segments
|
||
* join on a stroked path. The default is MITER.
|
||
*/
|
||
public enum Join {
|
||
/**
|
||
* The outer edges of a join meet at a sharp angle
|
||
*/
|
||
MITER (0),
|
||
/**
|
||
* The outer edges of a join meet in a circular arc.
|
||
*/
|
||
ROUND (1),
|
||
/**
|
||
* The outer edges of a join meet with a straight line
|
||
*/
|
||
BEVEL (2);
|
||
|
||
private Join(int nativeInt) {
|
||
this.nativeInt = nativeInt;
|
||
}
|
||
final int nativeInt;
|
||
}
|
||
|
||
/**
|
||
* Align specifies how drawText aligns its text relative to the
|
||
* [x,y] coordinates. The default is LEFT.
|
||
*/
|
||
public enum Align {
|
||
/**
|
||
* The text is drawn to the right of the x,y origin
|
||
*/
|
||
LEFT (0),
|
||
/**
|
||
* The text is drawn centered horizontally on the x,y origin
|
||
*/
|
||
CENTER (1),
|
||
/**
|
||
* The text is drawn to the left of the x,y origin
|
||
*/
|
||
RIGHT (2);
|
||
|
||
private Align(int nativeInt) {
|
||
this.nativeInt = nativeInt;
|
||
}
|
||
final int nativeInt;
|
||
}
|
||
|
||
/**
|
||
* Create a new paint with default settings.
|
||
*/
|
||
public Paint() {
|
||
this(0);
|
||
}
|
||
|
||
/**
|
||
* Create a new paint with the specified flags. Use setFlags() to change
|
||
* these after the paint is created.
|
||
*
|
||
* @param flags initial flag bits, as if they were passed via setFlags().
|
||
*/
|
||
public Paint(int flags) {
|
||
mNativePaint = nInit();
|
||
NoImagePreloadHolder.sRegistry.registerNativeAllocation(this, mNativePaint);
|
||
setFlags(flags | HIDDEN_DEFAULT_PAINT_FLAGS);
|
||
// TODO: Turning off hinting has undesirable side effects, we need to
|
||
// revisit hinting once we add support for subpixel positioning
|
||
// setHinting(DisplayMetrics.DENSITY_DEVICE >= DisplayMetrics.DENSITY_TV
|
||
// ? HINTING_OFF : HINTING_ON);
|
||
mCompatScaling = mInvCompatScaling = 1;
|
||
setTextLocales(LocaleList.getAdjustedDefault());
|
||
mColor = Color.pack(Color.BLACK);
|
||
}
|
||
|
||
/**
|
||
* Create a new paint, initialized with the attributes in the specified
|
||
* paint parameter.
|
||
*
|
||
* @param paint Existing paint used to initialized the attributes of the
|
||
* new paint.
|
||
*/
|
||
public Paint(Paint paint) {
|
||
mNativePaint = nInitWithPaint(paint.getNativeInstance());
|
||
NoImagePreloadHolder.sRegistry.registerNativeAllocation(this, mNativePaint);
|
||
setClassVariablesFrom(paint);
|
||
}
|
||
|
||
/** Restores the paint to its default settings. */
|
||
public void reset() {
|
||
nReset(mNativePaint);
|
||
setFlags(HIDDEN_DEFAULT_PAINT_FLAGS);
|
||
|
||
// TODO: Turning off hinting has undesirable side effects, we need to
|
||
// revisit hinting once we add support for subpixel positioning
|
||
// setHinting(DisplayMetrics.DENSITY_DEVICE >= DisplayMetrics.DENSITY_TV
|
||
// ? HINTING_OFF : HINTING_ON);
|
||
|
||
mColor = Color.pack(Color.BLACK);
|
||
mColorFilter = null;
|
||
mMaskFilter = null;
|
||
mPathEffect = null;
|
||
mShader = null;
|
||
mNativeShader = 0;
|
||
mTypeface = null;
|
||
mXfermode = null;
|
||
|
||
mHasCompatScaling = false;
|
||
mCompatScaling = 1;
|
||
mInvCompatScaling = 1;
|
||
|
||
mBidiFlags = BIDI_DEFAULT_LTR;
|
||
setTextLocales(LocaleList.getAdjustedDefault());
|
||
setElegantTextHeight(false);
|
||
mFontFeatureSettings = null;
|
||
mFontVariationSettings = null;
|
||
|
||
mShadowLayerRadius = 0.0f;
|
||
mShadowLayerDx = 0.0f;
|
||
mShadowLayerDy = 0.0f;
|
||
mShadowLayerColor = Color.pack(0);
|
||
}
|
||
|
||
/**
|
||
* Copy the fields from src into this paint. This is equivalent to calling
|
||
* get() on all of the src fields, and calling the corresponding set()
|
||
* methods on this.
|
||
*/
|
||
public void set(Paint src) {
|
||
if (this != src) {
|
||
// copy over the native settings
|
||
nSet(mNativePaint, src.mNativePaint);
|
||
setClassVariablesFrom(src);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Set all class variables using current values from the given
|
||
* {@link Paint}.
|
||
*/
|
||
private void setClassVariablesFrom(Paint paint) {
|
||
mColor = paint.mColor;
|
||
mColorFilter = paint.mColorFilter;
|
||
mMaskFilter = paint.mMaskFilter;
|
||
mPathEffect = paint.mPathEffect;
|
||
mShader = paint.mShader;
|
||
mNativeShader = paint.mNativeShader;
|
||
mTypeface = paint.mTypeface;
|
||
mXfermode = paint.mXfermode;
|
||
|
||
mHasCompatScaling = paint.mHasCompatScaling;
|
||
mCompatScaling = paint.mCompatScaling;
|
||
mInvCompatScaling = paint.mInvCompatScaling;
|
||
|
||
mBidiFlags = paint.mBidiFlags;
|
||
mLocales = paint.mLocales;
|
||
mFontFeatureSettings = paint.mFontFeatureSettings;
|
||
mFontVariationSettings = paint.mFontVariationSettings;
|
||
|
||
mShadowLayerRadius = paint.mShadowLayerRadius;
|
||
mShadowLayerDx = paint.mShadowLayerDx;
|
||
mShadowLayerDy = paint.mShadowLayerDy;
|
||
mShadowLayerColor = paint.mShadowLayerColor;
|
||
}
|
||
|
||
/** @hide */
|
||
@UnsupportedAppUsage
|
||
public void setCompatibilityScaling(float factor) {
|
||
if (factor == 1.0) {
|
||
mHasCompatScaling = false;
|
||
mCompatScaling = mInvCompatScaling = 1.0f;
|
||
} else {
|
||
mHasCompatScaling = true;
|
||
mCompatScaling = factor;
|
||
mInvCompatScaling = 1.0f/factor;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Return the pointer to the native object while ensuring that any
|
||
* mutable objects that are attached to the paint are also up-to-date.
|
||
*
|
||
* @hide
|
||
*/
|
||
@UnsupportedAppUsage
|
||
public long getNativeInstance() {
|
||
long newNativeShader = mShader == null ? 0 : mShader.getNativeInstance();
|
||
if (newNativeShader != mNativeShader) {
|
||
mNativeShader = newNativeShader;
|
||
nSetShader(mNativePaint, mNativeShader);
|
||
}
|
||
long newNativeColorFilter = mColorFilter == null ? 0 : mColorFilter.getNativeInstance();
|
||
if (newNativeColorFilter != mNativeColorFilter) {
|
||
mNativeColorFilter = newNativeColorFilter;
|
||
nSetColorFilter(mNativePaint, mNativeColorFilter);
|
||
}
|
||
return mNativePaint;
|
||
}
|
||
|
||
/**
|
||
* Return the bidi flags on the paint.
|
||
*
|
||
* @return the bidi flags on the paint
|
||
* @hide
|
||
*/
|
||
public int getBidiFlags() {
|
||
return mBidiFlags;
|
||
}
|
||
|
||
/**
|
||
* Set the bidi flags on the paint.
|
||
* @hide
|
||
*/
|
||
public void setBidiFlags(int flags) {
|
||
// only flag value is the 3-bit BIDI control setting
|
||
flags &= BIDI_FLAG_MASK;
|
||
if (flags > BIDI_MAX_FLAG_VALUE) {
|
||
throw new IllegalArgumentException("unknown bidi flag: " + flags);
|
||
}
|
||
mBidiFlags = flags;
|
||
}
|
||
|
||
/**
|
||
* Return the paint's flags. Use the Flag enum to test flag values.
|
||
*
|
||
* @return the paint's flags (see enums ending in _Flag for bit masks)
|
||
*/
|
||
public int getFlags() {
|
||
return nGetFlags(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Set the paint's flags. Use the Flag enum to specific flag values.
|
||
*
|
||
* @param flags The new flag bits for the paint
|
||
*/
|
||
public void setFlags(int flags) {
|
||
nSetFlags(mNativePaint, flags);
|
||
}
|
||
|
||
/**
|
||
* Return the paint's hinting mode. Returns either
|
||
* {@link #HINTING_OFF} or {@link #HINTING_ON}.
|
||
*/
|
||
public int getHinting() {
|
||
return nGetHinting(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Set the paint's hinting mode. May be either
|
||
* {@link #HINTING_OFF} or {@link #HINTING_ON}.
|
||
*/
|
||
public void setHinting(int mode) {
|
||
nSetHinting(mNativePaint, mode);
|
||
}
|
||
|
||
/**
|
||
* Helper for getFlags(), returning true if ANTI_ALIAS_FLAG bit is set
|
||
* AntiAliasing smooths out the edges of what is being drawn, but is has
|
||
* no impact on the interior of the shape. See setDither() and
|
||
* setFilterBitmap() to affect how colors are treated.
|
||
*
|
||
* @return true if the antialias bit is set in the paint's flags.
|
||
*/
|
||
public final boolean isAntiAlias() {
|
||
return (getFlags() & ANTI_ALIAS_FLAG) != 0;
|
||
}
|
||
|
||
/**
|
||
* Helper for setFlags(), setting or clearing the ANTI_ALIAS_FLAG bit
|
||
* AntiAliasing smooths out the edges of what is being drawn, but is has
|
||
* no impact on the interior of the shape. See setDither() and
|
||
* setFilterBitmap() to affect how colors are treated.
|
||
*
|
||
* @param aa true to set the antialias bit in the flags, false to clear it
|
||
*/
|
||
public void setAntiAlias(boolean aa) {
|
||
nSetAntiAlias(mNativePaint, aa);
|
||
}
|
||
|
||
/**
|
||
* Helper for getFlags(), returning true if DITHER_FLAG bit is set
|
||
* Dithering affects how colors that are higher precision than the device
|
||
* are down-sampled. No dithering is generally faster, but higher precision
|
||
* colors are just truncated down (e.g. 8888 -> 565). Dithering tries to
|
||
* distribute the error inherent in this process, to reduce the visual
|
||
* artifacts.
|
||
*
|
||
* @return true if the dithering bit is set in the paint's flags.
|
||
*/
|
||
public final boolean isDither() {
|
||
return (getFlags() & DITHER_FLAG) != 0;
|
||
}
|
||
|
||
/**
|
||
* Helper for setFlags(), setting or clearing the DITHER_FLAG bit
|
||
* Dithering affects how colors that are higher precision than the device
|
||
* are down-sampled. No dithering is generally faster, but higher precision
|
||
* colors are just truncated down (e.g. 8888 -> 565). Dithering tries to
|
||
* distribute the error inherent in this process, to reduce the visual
|
||
* artifacts.
|
||
*
|
||
* @param dither true to set the dithering bit in flags, false to clear it
|
||
*/
|
||
public void setDither(boolean dither) {
|
||
nSetDither(mNativePaint, dither);
|
||
}
|
||
|
||
/**
|
||
* Helper for getFlags(), returning true if LINEAR_TEXT_FLAG bit is set
|
||
*
|
||
* @return true if the lineartext bit is set in the paint's flags
|
||
*/
|
||
public final boolean isLinearText() {
|
||
return (getFlags() & LINEAR_TEXT_FLAG) != 0;
|
||
}
|
||
|
||
/**
|
||
* Helper for setFlags(), setting or clearing the LINEAR_TEXT_FLAG bit
|
||
*
|
||
* @param linearText true to set the linearText bit in the paint's flags,
|
||
* false to clear it.
|
||
*/
|
||
public void setLinearText(boolean linearText) {
|
||
nSetLinearText(mNativePaint, linearText);
|
||
}
|
||
|
||
/**
|
||
* Helper for getFlags(), returning true if SUBPIXEL_TEXT_FLAG bit is set
|
||
*
|
||
* @return true if the subpixel bit is set in the paint's flags
|
||
*/
|
||
public final boolean isSubpixelText() {
|
||
return (getFlags() & SUBPIXEL_TEXT_FLAG) != 0;
|
||
}
|
||
|
||
/**
|
||
* Helper for setFlags(), setting or clearing the SUBPIXEL_TEXT_FLAG bit
|
||
*
|
||
* @param subpixelText true to set the subpixelText bit in the paint's
|
||
* flags, false to clear it.
|
||
*/
|
||
public void setSubpixelText(boolean subpixelText) {
|
||
nSetSubpixelText(mNativePaint, subpixelText);
|
||
}
|
||
|
||
/**
|
||
* Helper for getFlags(), returning true if UNDERLINE_TEXT_FLAG bit is set
|
||
*
|
||
* @return true if the underlineText bit is set in the paint's flags.
|
||
* @see #getUnderlinePosition()
|
||
* @see #getUnderlineThickness()
|
||
* @see #setUnderlineText(boolean)
|
||
*/
|
||
public final boolean isUnderlineText() {
|
||
return (getFlags() & UNDERLINE_TEXT_FLAG) != 0;
|
||
}
|
||
|
||
/**
|
||
* Returns the distance from top of the underline to the baseline in pixels.
|
||
*
|
||
* The result is positive for positions that are below the baseline.
|
||
* This method returns where the underline should be drawn independent of if the {@link
|
||
* #UNDERLINE_TEXT_FLAG} bit is set.
|
||
*
|
||
* @return the position of the underline in pixels
|
||
* @see #isUnderlineText()
|
||
* @see #getUnderlineThickness()
|
||
* @see #setUnderlineText(boolean)
|
||
*/
|
||
public @Px float getUnderlinePosition() {
|
||
return nGetUnderlinePosition(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Returns the thickness of the underline in pixels.
|
||
*
|
||
* @return the thickness of the underline in pixels
|
||
* @see #isUnderlineText()
|
||
* @see #getUnderlinePosition()
|
||
* @see #setUnderlineText(boolean)
|
||
*/
|
||
public @Px float getUnderlineThickness() {
|
||
return nGetUnderlineThickness(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Helper for setFlags(), setting or clearing the UNDERLINE_TEXT_FLAG bit
|
||
*
|
||
* @param underlineText true to set the underlineText bit in the paint's
|
||
* flags, false to clear it.
|
||
* @see #isUnderlineText()
|
||
* @see #getUnderlinePosition()
|
||
* @see #getUnderlineThickness()
|
||
*/
|
||
public void setUnderlineText(boolean underlineText) {
|
||
nSetUnderlineText(mNativePaint, underlineText);
|
||
}
|
||
|
||
/**
|
||
* Helper for getFlags(), returning true if STRIKE_THRU_TEXT_FLAG bit is set
|
||
*
|
||
* @return true if the {@link #STRIKE_THRU_TEXT_FLAG} bit is set in the paint's flags.
|
||
* @see #getStrikeThruPosition()
|
||
* @see #getStrikeThruThickness()
|
||
* @see #setStrikeThruText(boolean)
|
||
*/
|
||
public final boolean isStrikeThruText() {
|
||
return (getFlags() & STRIKE_THRU_TEXT_FLAG) != 0;
|
||
}
|
||
|
||
/**
|
||
* Distance from top of the strike-through line to the baseline in pixels.
|
||
*
|
||
* The result is negative for positions that are above the baseline.
|
||
* This method returns where the strike-through line should be drawn independent of if the
|
||
* {@link #STRIKE_THRU_TEXT_FLAG} bit is set.
|
||
*
|
||
* @return the position of the strike-through line in pixels
|
||
* @see #getStrikeThruThickness()
|
||
* @see #setStrikeThruText(boolean)
|
||
* @see #isStrikeThruText()
|
||
*/
|
||
public @Px float getStrikeThruPosition() {
|
||
return nGetStrikeThruPosition(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Returns the thickness of the strike-through line in pixels.
|
||
*
|
||
* @return the position of the strike-through line in pixels
|
||
* @see #getStrikeThruPosition()
|
||
* @see #setStrikeThruText(boolean)
|
||
* @see #isStrikeThruText()
|
||
*/
|
||
public @Px float getStrikeThruThickness() {
|
||
return nGetStrikeThruThickness(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Helper for setFlags(), setting or clearing the STRIKE_THRU_TEXT_FLAG bit
|
||
*
|
||
* @param strikeThruText true to set the strikeThruText bit in the paint's
|
||
* flags, false to clear it.
|
||
* @see #getStrikeThruPosition()
|
||
* @see #getStrikeThruThickness()
|
||
* @see #isStrikeThruText()
|
||
*/
|
||
public void setStrikeThruText(boolean strikeThruText) {
|
||
nSetStrikeThruText(mNativePaint, strikeThruText);
|
||
}
|
||
|
||
/**
|
||
* Helper for getFlags(), returning true if FAKE_BOLD_TEXT_FLAG bit is set
|
||
*
|
||
* @return true if the fakeBoldText bit is set in the paint's flags.
|
||
*/
|
||
public final boolean isFakeBoldText() {
|
||
return (getFlags() & FAKE_BOLD_TEXT_FLAG) != 0;
|
||
}
|
||
|
||
/**
|
||
* Helper for setFlags(), setting or clearing the FAKE_BOLD_TEXT_FLAG bit
|
||
*
|
||
* @param fakeBoldText true to set the fakeBoldText bit in the paint's
|
||
* flags, false to clear it.
|
||
*/
|
||
public void setFakeBoldText(boolean fakeBoldText) {
|
||
nSetFakeBoldText(mNativePaint, fakeBoldText);
|
||
}
|
||
|
||
/**
|
||
* Whether or not the bitmap filter is activated.
|
||
* Filtering affects the sampling of bitmaps when they are transformed.
|
||
* Filtering does not affect how the colors in the bitmap are converted into
|
||
* device pixels. That is dependent on dithering and xfermodes.
|
||
*
|
||
* @see #setFilterBitmap(boolean) setFilterBitmap()
|
||
*/
|
||
public final boolean isFilterBitmap() {
|
||
return (getFlags() & FILTER_BITMAP_FLAG) != 0;
|
||
}
|
||
|
||
/**
|
||
* Helper for setFlags(), setting or clearing the FILTER_BITMAP_FLAG bit.
|
||
* Filtering affects the sampling of bitmaps when they are transformed.
|
||
* Filtering does not affect how the colors in the bitmap are converted into
|
||
* device pixels. That is dependent on dithering and xfermodes.
|
||
*
|
||
* @param filter true to set the FILTER_BITMAP_FLAG bit in the paint's
|
||
* flags, false to clear it.
|
||
*/
|
||
public void setFilterBitmap(boolean filter) {
|
||
nSetFilterBitmap(mNativePaint, filter);
|
||
}
|
||
|
||
/**
|
||
* Return the paint's style, used for controlling how primitives'
|
||
* geometries are interpreted (except for drawBitmap, which always assumes
|
||
* FILL_STYLE).
|
||
*
|
||
* @return the paint's style setting (Fill, Stroke, StrokeAndFill)
|
||
*/
|
||
public Style getStyle() {
|
||
return sStyleArray[nGetStyle(mNativePaint)];
|
||
}
|
||
|
||
/**
|
||
* Set the paint's style, used for controlling how primitives'
|
||
* geometries are interpreted (except for drawBitmap, which always assumes
|
||
* Fill).
|
||
*
|
||
* @param style The new style to set in the paint
|
||
*/
|
||
public void setStyle(Style style) {
|
||
nSetStyle(mNativePaint, style.nativeInt);
|
||
}
|
||
|
||
/**
|
||
* Return the paint's color in sRGB. Note that the color is a 32bit value
|
||
* containing alpha as well as r,g,b. This 32bit value is not premultiplied,
|
||
* meaning that its alpha can be any value, regardless of the values of
|
||
* r,g,b. See the Color class for more details.
|
||
*
|
||
* @return the paint's color (and alpha).
|
||
*/
|
||
@ColorInt
|
||
public int getColor() {
|
||
return Color.toArgb(mColor);
|
||
}
|
||
|
||
/**
|
||
* Return the paint's color. Note that the color is a long with an encoded
|
||
* {@link ColorSpace} as well as alpha and r,g,b. These values are not
|
||
* premultiplied, meaning that alpha can be any value, regardless of the
|
||
* values of r,g,b. See the {@link Color} class for more details.
|
||
*
|
||
* @return the paint's color, alpha, and {@code ColorSpace} encoded as a
|
||
* {@code ColorLong}
|
||
*/
|
||
@ColorLong
|
||
public long getColorLong() {
|
||
return mColor;
|
||
}
|
||
|
||
/**
|
||
* Set the paint's color. Note that the color is an int containing alpha
|
||
* as well as r,g,b. This 32bit value is not premultiplied, meaning that
|
||
* its alpha can be any value, regardless of the values of r,g,b.
|
||
* See the Color class for more details.
|
||
*
|
||
* @param color The new color (including alpha) to set in the paint.
|
||
*/
|
||
public void setColor(@ColorInt int color) {
|
||
nSetColor(mNativePaint, color);
|
||
mColor = Color.pack(color);
|
||
}
|
||
|
||
/**
|
||
* Set the paint's color with a {@code ColorLong}. Note that the color is
|
||
* a long with an encoded {@link ColorSpace} as well as alpha and r,g,b.
|
||
* These values are not premultiplied, meaning that alpha can be any value,
|
||
* regardless of the values of r,g,b. See the {@link Color} class for more
|
||
* details.
|
||
*
|
||
* @param color The new color (including alpha and {@link ColorSpace})
|
||
* to set in the paint.
|
||
* @throws IllegalArgumentException if the color space encoded in the
|
||
* {@code ColorLong} is invalid or unknown.
|
||
*/
|
||
public void setColor(@ColorLong long color) {
|
||
ColorSpace cs = Color.colorSpace(color);
|
||
|
||
nSetColor(mNativePaint, cs.getNativeInstance(), color);
|
||
mColor = color;
|
||
}
|
||
|
||
/**
|
||
* Helper to getColor() that just returns the color's alpha value. This is
|
||
* the same as calling getColor() >>> 24. It always returns a value between
|
||
* 0 (completely transparent) and 255 (completely opaque).
|
||
*
|
||
* @return the alpha component of the paint's color.
|
||
*/
|
||
public int getAlpha() {
|
||
return Math.round(Color.alpha(mColor) * 255.0f);
|
||
}
|
||
|
||
/**
|
||
* Helper to setColor(), that only assigns the color's alpha value,
|
||
* leaving its r,g,b values unchanged. Results are undefined if the alpha
|
||
* value is outside of the range [0..255]
|
||
*
|
||
* @param a set the alpha component [0..255] of the paint's color.
|
||
*/
|
||
public void setAlpha(int a) {
|
||
// FIXME: No need to unpack this. Instead, just update the alpha bits.
|
||
// b/122959599
|
||
ColorSpace cs = Color.colorSpace(mColor);
|
||
float r = Color.red(mColor);
|
||
float g = Color.green(mColor);
|
||
float b = Color.blue(mColor);
|
||
mColor = Color.pack(r, g, b, a * (1.0f / 255), cs);
|
||
nSetAlpha(mNativePaint, a);
|
||
}
|
||
|
||
/**
|
||
* Helper to setColor(), that takes a,r,g,b and constructs the color int
|
||
*
|
||
* @param a The new alpha component (0..255) of the paint's color.
|
||
* @param r The new red component (0..255) of the paint's color.
|
||
* @param g The new green component (0..255) of the paint's color.
|
||
* @param b The new blue component (0..255) of the paint's color.
|
||
*/
|
||
public void setARGB(int a, int r, int g, int b) {
|
||
setColor((a << 24) | (r << 16) | (g << 8) | b);
|
||
}
|
||
|
||
/**
|
||
* Return the width for stroking.
|
||
* <p />
|
||
* A value of 0 strokes in hairline mode.
|
||
* Hairlines always draws a single pixel independent of the canva's matrix.
|
||
*
|
||
* @return the paint's stroke width, used whenever the paint's style is
|
||
* Stroke or StrokeAndFill.
|
||
*/
|
||
public float getStrokeWidth() {
|
||
return nGetStrokeWidth(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Set the width for stroking.
|
||
* Pass 0 to stroke in hairline mode.
|
||
* Hairlines always draws a single pixel independent of the canva's matrix.
|
||
*
|
||
* @param width set the paint's stroke width, used whenever the paint's
|
||
* style is Stroke or StrokeAndFill.
|
||
*/
|
||
public void setStrokeWidth(float width) {
|
||
nSetStrokeWidth(mNativePaint, width);
|
||
}
|
||
|
||
/**
|
||
* Return the paint's stroke miter value. Used to control the behavior
|
||
* of miter joins when the joins angle is sharp.
|
||
*
|
||
* @return the paint's miter limit, used whenever the paint's style is
|
||
* Stroke or StrokeAndFill.
|
||
*/
|
||
public float getStrokeMiter() {
|
||
return nGetStrokeMiter(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Set the paint's stroke miter value. This is used to control the behavior
|
||
* of miter joins when the joins angle is sharp. This value must be >= 0.
|
||
*
|
||
* @param miter set the miter limit on the paint, used whenever the paint's
|
||
* style is Stroke or StrokeAndFill.
|
||
*/
|
||
public void setStrokeMiter(float miter) {
|
||
nSetStrokeMiter(mNativePaint, miter);
|
||
}
|
||
|
||
/**
|
||
* Return the paint's Cap, controlling how the start and end of stroked
|
||
* lines and paths are treated.
|
||
*
|
||
* @return the line cap style for the paint, used whenever the paint's
|
||
* style is Stroke or StrokeAndFill.
|
||
*/
|
||
public Cap getStrokeCap() {
|
||
return sCapArray[nGetStrokeCap(mNativePaint)];
|
||
}
|
||
|
||
/**
|
||
* Set the paint's Cap.
|
||
*
|
||
* @param cap set the paint's line cap style, used whenever the paint's
|
||
* style is Stroke or StrokeAndFill.
|
||
*/
|
||
public void setStrokeCap(Cap cap) {
|
||
nSetStrokeCap(mNativePaint, cap.nativeInt);
|
||
}
|
||
|
||
/**
|
||
* Return the paint's stroke join type.
|
||
*
|
||
* @return the paint's Join.
|
||
*/
|
||
public Join getStrokeJoin() {
|
||
return sJoinArray[nGetStrokeJoin(mNativePaint)];
|
||
}
|
||
|
||
/**
|
||
* Set the paint's Join.
|
||
*
|
||
* @param join set the paint's Join, used whenever the paint's style is
|
||
* Stroke or StrokeAndFill.
|
||
*/
|
||
public void setStrokeJoin(Join join) {
|
||
nSetStrokeJoin(mNativePaint, join.nativeInt);
|
||
}
|
||
|
||
/**
|
||
* Applies any/all effects (patheffect, stroking) to src, returning the
|
||
* result in dst. The result is that drawing src with this paint will be
|
||
* the same as drawing dst with a default paint (at least from the
|
||
* geometric perspective).
|
||
*
|
||
* @param src input path
|
||
* @param dst output path (may be the same as src)
|
||
* @return true if the path should be filled, or false if it should be
|
||
* drawn with a hairline (width == 0)
|
||
*/
|
||
public boolean getFillPath(Path src, Path dst) {
|
||
return nGetFillPath(mNativePaint, src.readOnlyNI(), dst.mutateNI());
|
||
}
|
||
|
||
/**
|
||
* Get the paint's shader object.
|
||
*
|
||
* @return the paint's shader (or null)
|
||
*/
|
||
public Shader getShader() {
|
||
return mShader;
|
||
}
|
||
|
||
/**
|
||
* Set or clear the shader object.
|
||
* <p />
|
||
* Pass null to clear any previous shader.
|
||
* As a convenience, the parameter passed is also returned.
|
||
*
|
||
* @param shader May be null. the new shader to be installed in the paint
|
||
* @return shader
|
||
*/
|
||
public Shader setShader(Shader shader) {
|
||
// If mShader changes, cached value of native shader aren't valid, since
|
||
// old shader's pointer may be reused by another shader allocation later
|
||
if (mShader != shader) {
|
||
mNativeShader = -1;
|
||
// Release any native references to the old shader content
|
||
nSetShader(mNativePaint, 0);
|
||
}
|
||
// Defer setting the shader natively until getNativeInstance() is called
|
||
mShader = shader;
|
||
return shader;
|
||
}
|
||
|
||
/**
|
||
* Get the paint's colorfilter (maybe be null).
|
||
*
|
||
* @return the paint's colorfilter (maybe be null)
|
||
*/
|
||
public ColorFilter getColorFilter() {
|
||
return mColorFilter;
|
||
}
|
||
|
||
/**
|
||
* Set or clear the paint's colorfilter, returning the parameter.
|
||
*
|
||
* @param filter May be null. The new filter to be installed in the paint
|
||
* @return filter
|
||
*/
|
||
public ColorFilter setColorFilter(ColorFilter filter) {
|
||
// If mColorFilter changes, cached value of native shader aren't valid, since
|
||
// old shader's pointer may be reused by another shader allocation later
|
||
if (mColorFilter != filter) {
|
||
mNativeColorFilter = -1;
|
||
}
|
||
|
||
// Defer setting the filter natively until getNativeInstance() is called
|
||
mColorFilter = filter;
|
||
return filter;
|
||
}
|
||
|
||
/**
|
||
* Get the paint's transfer mode object.
|
||
*
|
||
* @return the paint's transfer mode (or null)
|
||
*
|
||
* @deprecated use {@link #getBlendMode()} instead
|
||
*/
|
||
@Deprecated
|
||
public Xfermode getXfermode() {
|
||
return mXfermode;
|
||
}
|
||
|
||
/**
|
||
* Get the paint's blend mode object.
|
||
*
|
||
* @return the paint's blend mode (or null)
|
||
*/
|
||
@Nullable
|
||
public BlendMode getBlendMode() {
|
||
if (mXfermode == null) {
|
||
return null;
|
||
} else {
|
||
return BlendMode.fromValue(mXfermode.porterDuffMode);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Set or clear the transfer mode object. A transfer mode defines how
|
||
* source pixels (generate by a drawing command) are composited with
|
||
* the destination pixels (content of the render target).
|
||
* <p />
|
||
* Pass null to clear any previous transfer mode.
|
||
* As a convenience, the parameter passed is also returned.
|
||
* <p />
|
||
* {@link PorterDuffXfermode} is the most common transfer mode.
|
||
*
|
||
* @param xfermode May be null. The xfermode to be installed in the paint
|
||
* @return xfermode
|
||
*
|
||
* @deprecated Use {@link #setBlendMode} to apply a Xfermode directly
|
||
* through usage of {@link BlendMode}
|
||
*/
|
||
@Deprecated
|
||
public Xfermode setXfermode(Xfermode xfermode) {
|
||
return installXfermode(xfermode);
|
||
}
|
||
|
||
@Nullable
|
||
private Xfermode installXfermode(Xfermode xfermode) {
|
||
int newMode = xfermode != null ? xfermode.porterDuffMode : Xfermode.DEFAULT;
|
||
int curMode = mXfermode != null ? mXfermode.porterDuffMode : Xfermode.DEFAULT;
|
||
if (newMode != curMode) {
|
||
nSetXfermode(mNativePaint, newMode);
|
||
}
|
||
mXfermode = xfermode;
|
||
return xfermode;
|
||
}
|
||
|
||
/**
|
||
* Set or clear the blend mode. A blend mode defines how source pixels
|
||
* (generated by a drawing command) are composited with the destination pixels
|
||
* (content of the render target).
|
||
* <p />
|
||
* Pass null to clear any previous blend mode.
|
||
* <p />
|
||
*
|
||
* @see BlendMode
|
||
*
|
||
* @param blendmode May be null. The blend mode to be installed in the paint
|
||
*/
|
||
public void setBlendMode(@Nullable BlendMode blendmode) {
|
||
installXfermode(blendmode != null ? blendmode.getXfermode() : null);
|
||
}
|
||
|
||
/**
|
||
* Get the paint's patheffect object.
|
||
*
|
||
* @return the paint's patheffect (or null)
|
||
*/
|
||
public PathEffect getPathEffect() {
|
||
return mPathEffect;
|
||
}
|
||
|
||
/**
|
||
* Set or clear the patheffect object.
|
||
* <p />
|
||
* Pass null to clear any previous patheffect.
|
||
* As a convenience, the parameter passed is also returned.
|
||
*
|
||
* @param effect May be null. The patheffect to be installed in the paint
|
||
* @return effect
|
||
*/
|
||
public PathEffect setPathEffect(PathEffect effect) {
|
||
long effectNative = 0;
|
||
if (effect != null) {
|
||
effectNative = effect.native_instance;
|
||
}
|
||
nSetPathEffect(mNativePaint, effectNative);
|
||
mPathEffect = effect;
|
||
return effect;
|
||
}
|
||
|
||
/**
|
||
* Get the paint's maskfilter object.
|
||
*
|
||
* @return the paint's maskfilter (or null)
|
||
*/
|
||
public MaskFilter getMaskFilter() {
|
||
return mMaskFilter;
|
||
}
|
||
|
||
/**
|
||
* Set or clear the maskfilter object.
|
||
* <p />
|
||
* Pass null to clear any previous maskfilter.
|
||
* As a convenience, the parameter passed is also returned.
|
||
*
|
||
* @param maskfilter May be null. The maskfilter to be installed in the
|
||
* paint
|
||
* @return maskfilter
|
||
*/
|
||
public MaskFilter setMaskFilter(MaskFilter maskfilter) {
|
||
long maskfilterNative = 0;
|
||
if (maskfilter != null) {
|
||
maskfilterNative = maskfilter.native_instance;
|
||
}
|
||
nSetMaskFilter(mNativePaint, maskfilterNative);
|
||
mMaskFilter = maskfilter;
|
||
return maskfilter;
|
||
}
|
||
|
||
/**
|
||
* Get the paint's typeface object.
|
||
* <p />
|
||
* The typeface object identifies which font to use when drawing or
|
||
* measuring text.
|
||
*
|
||
* @return the paint's typeface (or null)
|
||
*/
|
||
public Typeface getTypeface() {
|
||
return mTypeface;
|
||
}
|
||
|
||
/**
|
||
* Set or clear the typeface object.
|
||
* <p />
|
||
* Pass null to clear any previous typeface.
|
||
* As a convenience, the parameter passed is also returned.
|
||
*
|
||
* @param typeface May be null. The typeface to be installed in the paint
|
||
* @return typeface
|
||
*/
|
||
public Typeface setTypeface(Typeface typeface) {
|
||
final long typefaceNative = typeface == null ? 0 : typeface.native_instance;
|
||
nSetTypeface(mNativePaint, typefaceNative);
|
||
mTypeface = typeface;
|
||
return typeface;
|
||
}
|
||
|
||
/**
|
||
* Get the paint's rasterizer (or null).
|
||
* <p />
|
||
* The raster controls/modifies how paths/text are turned into alpha masks.
|
||
*
|
||
* @return the paint's rasterizer (or null)
|
||
*
|
||
* @deprecated Rasterizer is not supported by either the HW or PDF backends.
|
||
* @removed
|
||
*/
|
||
@Deprecated
|
||
public Rasterizer getRasterizer() {
|
||
return null;
|
||
}
|
||
|
||
/**
|
||
* Set or clear the rasterizer object.
|
||
* <p />
|
||
* Pass null to clear any previous rasterizer.
|
||
* As a convenience, the parameter passed is also returned.
|
||
*
|
||
* @param rasterizer May be null. The new rasterizer to be installed in
|
||
* the paint.
|
||
* @return rasterizer
|
||
*
|
||
* @deprecated Rasterizer is not supported by either the HW or PDF backends.
|
||
* @removed
|
||
*/
|
||
@Deprecated
|
||
public Rasterizer setRasterizer(Rasterizer rasterizer) {
|
||
return rasterizer;
|
||
}
|
||
|
||
/**
|
||
* This draws a shadow layer below the main layer, with the specified
|
||
* offset and color, and blur radius. If radius is 0, then the shadow
|
||
* layer is removed.
|
||
* <p>
|
||
* Can be used to create a blurred shadow underneath text. Support for use
|
||
* with other drawing operations is constrained to the software rendering
|
||
* pipeline.
|
||
* <p>
|
||
* The alpha of the shadow will be the paint's alpha if the shadow color is
|
||
* opaque, or the alpha from the shadow color if not.
|
||
*/
|
||
public void setShadowLayer(float radius, float dx, float dy, @ColorInt int shadowColor) {
|
||
setShadowLayer(radius, dx, dy, Color.pack(shadowColor));
|
||
}
|
||
|
||
/**
|
||
* This draws a shadow layer below the main layer, with the specified
|
||
* offset and color, and blur radius. If radius is 0, then the shadow
|
||
* layer is removed.
|
||
* <p>
|
||
* Can be used to create a blurred shadow underneath text. Support for use
|
||
* with other drawing operations is constrained to the software rendering
|
||
* pipeline.
|
||
* <p>
|
||
* The alpha of the shadow will be the paint's alpha if the shadow color is
|
||
* opaque, or the alpha from the shadow color if not.
|
||
*
|
||
* @throws IllegalArgumentException if the color space encoded in the
|
||
* {@code ColorLong} is invalid or unknown.
|
||
*/
|
||
public void setShadowLayer(float radius, float dx, float dy, @ColorLong long shadowColor) {
|
||
ColorSpace cs = Color.colorSpace(shadowColor);
|
||
nSetShadowLayer(mNativePaint, radius, dx, dy, cs.getNativeInstance(), shadowColor);
|
||
|
||
mShadowLayerRadius = radius;
|
||
mShadowLayerDx = dx;
|
||
mShadowLayerDy = dy;
|
||
mShadowLayerColor = shadowColor;
|
||
}
|
||
|
||
/**
|
||
* Clear the shadow layer.
|
||
*/
|
||
public void clearShadowLayer() {
|
||
setShadowLayer(0, 0, 0, 0);
|
||
}
|
||
|
||
/**
|
||
* Checks if the paint has a shadow layer attached
|
||
*
|
||
* @return true if the paint has a shadow layer attached and false otherwise
|
||
* @hide
|
||
*/
|
||
public boolean hasShadowLayer() {
|
||
return nHasShadowLayer(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Returns the blur radius of the shadow layer.
|
||
* @see #setShadowLayer(float,float,float,int)
|
||
* @see #setShadowLayer(float,float,float,long)
|
||
*/
|
||
public float getShadowLayerRadius() {
|
||
return mShadowLayerRadius;
|
||
}
|
||
|
||
/**
|
||
* Returns the x offset of the shadow layer.
|
||
* @see #setShadowLayer(float,float,float,int)
|
||
* @see #setShadowLayer(float,float,float,long)
|
||
*/
|
||
public float getShadowLayerDx() {
|
||
return mShadowLayerDx;
|
||
}
|
||
|
||
/**
|
||
* Returns the y offset of the shadow layer.
|
||
* @see #setShadowLayer(float,float,float,int)
|
||
* @see #setShadowLayer(float,float,float,long)
|
||
*/
|
||
public float getShadowLayerDy() {
|
||
return mShadowLayerDy;
|
||
}
|
||
|
||
/**
|
||
* Returns the color of the shadow layer.
|
||
* @see #setShadowLayer(float,float,float,int)
|
||
* @see #setShadowLayer(float,float,float,long)
|
||
*/
|
||
public @ColorInt int getShadowLayerColor() {
|
||
return Color.toArgb(mShadowLayerColor);
|
||
}
|
||
|
||
/**
|
||
* Returns the color of the shadow layer.
|
||
*
|
||
* @return the shadow layer's color encoded as a {@link ColorLong}.
|
||
* @see #setShadowLayer(float,float,float,int)
|
||
* @see #setShadowLayer(float,float,float,long)
|
||
* @see Color
|
||
*/
|
||
public @ColorLong long getShadowLayerColorLong() {
|
||
return mShadowLayerColor;
|
||
}
|
||
|
||
/**
|
||
* Return the paint's Align value for drawing text. This controls how the
|
||
* text is positioned relative to its origin. LEFT align means that all of
|
||
* the text will be drawn to the right of its origin (i.e. the origin
|
||
* specifieds the LEFT edge of the text) and so on.
|
||
*
|
||
* @return the paint's Align value for drawing text.
|
||
*/
|
||
public Align getTextAlign() {
|
||
return sAlignArray[nGetTextAlign(mNativePaint)];
|
||
}
|
||
|
||
/**
|
||
* Set the paint's text alignment. This controls how the
|
||
* text is positioned relative to its origin. LEFT align means that all of
|
||
* the text will be drawn to the right of its origin (i.e. the origin
|
||
* specifieds the LEFT edge of the text) and so on.
|
||
*
|
||
* @param align set the paint's Align value for drawing text.
|
||
*/
|
||
public void setTextAlign(Align align) {
|
||
nSetTextAlign(mNativePaint, align.nativeInt);
|
||
}
|
||
|
||
/**
|
||
* Get the text's primary Locale. Note that this is not all of the locale-related information
|
||
* Paint has. Use {@link #getTextLocales()} to get the complete list.
|
||
*
|
||
* @return the paint's primary Locale used for drawing text, never null.
|
||
*/
|
||
@NonNull
|
||
public Locale getTextLocale() {
|
||
return mLocales.get(0);
|
||
}
|
||
|
||
/**
|
||
* Get the text locale list.
|
||
*
|
||
* @return the paint's LocaleList used for drawing text, never null or empty.
|
||
*/
|
||
@NonNull @Size(min=1)
|
||
public LocaleList getTextLocales() {
|
||
return mLocales;
|
||
}
|
||
|
||
/**
|
||
* Set the text locale list to a one-member list consisting of just the locale.
|
||
*
|
||
* See {@link #setTextLocales(LocaleList)} for how the locale list affects
|
||
* the way the text is drawn for some languages.
|
||
*
|
||
* @param locale the paint's locale value for drawing text, must not be null.
|
||
*/
|
||
public void setTextLocale(@NonNull Locale locale) {
|
||
if (locale == null) {
|
||
throw new IllegalArgumentException("locale cannot be null");
|
||
}
|
||
if (mLocales != null && mLocales.size() == 1 && locale.equals(mLocales.get(0))) {
|
||
return;
|
||
}
|
||
mLocales = new LocaleList(locale);
|
||
syncTextLocalesWithMinikin();
|
||
}
|
||
|
||
/**
|
||
* Set the text locale list.
|
||
*
|
||
* The text locale list affects how the text is drawn for some languages.
|
||
*
|
||
* For example, if the locale list contains {@link Locale#CHINESE} or {@link Locale#CHINA},
|
||
* then the text renderer will prefer to draw text using a Chinese font. Likewise,
|
||
* if the locale list contains {@link Locale#JAPANESE} or {@link Locale#JAPAN}, then the text
|
||
* renderer will prefer to draw text using a Japanese font. If the locale list contains both,
|
||
* the order those locales appear in the list is considered for deciding the font.
|
||
*
|
||
* This distinction is important because Chinese and Japanese text both use many
|
||
* of the same Unicode code points but their appearance is subtly different for
|
||
* each language.
|
||
*
|
||
* By default, the text locale list is initialized to a one-member list just containing the
|
||
* system locales. This assumes that the text to be rendered will most likely be in the user's
|
||
* preferred language.
|
||
*
|
||
* If the actual language or languages of the text is/are known, then they can be provided to
|
||
* the text renderer using this method. The text renderer may attempt to guess the
|
||
* language script based on the contents of the text to be drawn independent of
|
||
* the text locale here. Specifying the text locales just helps it do a better
|
||
* job in certain ambiguous cases.
|
||
*
|
||
* @param locales the paint's locale list for drawing text, must not be null or empty.
|
||
*/
|
||
public void setTextLocales(@NonNull @Size(min=1) LocaleList locales) {
|
||
if (locales == null || locales.isEmpty()) {
|
||
throw new IllegalArgumentException("locales cannot be null or empty");
|
||
}
|
||
if (locales.equals(mLocales)) return;
|
||
mLocales = locales;
|
||
syncTextLocalesWithMinikin();
|
||
}
|
||
|
||
private void syncTextLocalesWithMinikin() {
|
||
final String languageTags = mLocales.toLanguageTags();
|
||
final Integer minikinLocaleListId;
|
||
synchronized (sCacheLock) {
|
||
minikinLocaleListId = sMinikinLocaleListIdCache.get(languageTags);
|
||
if (minikinLocaleListId == null) {
|
||
final int newID = nSetTextLocales(mNativePaint, languageTags);
|
||
sMinikinLocaleListIdCache.put(languageTags, newID);
|
||
return;
|
||
}
|
||
}
|
||
nSetTextLocalesByMinikinLocaleListId(mNativePaint, minikinLocaleListId.intValue());
|
||
}
|
||
|
||
/**
|
||
* Get the elegant metrics flag.
|
||
*
|
||
* @return true if elegant metrics are enabled for text drawing.
|
||
*/
|
||
public boolean isElegantTextHeight() {
|
||
return nIsElegantTextHeight(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Set the paint's elegant height metrics flag. This setting selects font
|
||
* variants that have not been compacted to fit Latin-based vertical
|
||
* metrics, and also increases top and bottom bounds to provide more space.
|
||
*
|
||
* @param elegant set the paint's elegant metrics flag for drawing text.
|
||
*/
|
||
public void setElegantTextHeight(boolean elegant) {
|
||
nSetElegantTextHeight(mNativePaint, elegant);
|
||
}
|
||
|
||
/**
|
||
* Return the paint's text size.
|
||
*
|
||
* @return the paint's text size in pixel units.
|
||
*/
|
||
public float getTextSize() {
|
||
return nGetTextSize(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Set the paint's text size. This value must be > 0
|
||
*
|
||
* @param textSize set the paint's text size in pixel units.
|
||
*/
|
||
public void setTextSize(float textSize) {
|
||
nSetTextSize(mNativePaint, textSize);
|
||
}
|
||
|
||
/**
|
||
* Return the paint's horizontal scale factor for text. The default value
|
||
* is 1.0.
|
||
*
|
||
* @return the paint's scale factor in X for drawing/measuring text
|
||
*/
|
||
public float getTextScaleX() {
|
||
return nGetTextScaleX(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Set the paint's horizontal scale factor for text. The default value
|
||
* is 1.0. Values > 1.0 will stretch the text wider. Values < 1.0 will
|
||
* stretch the text narrower.
|
||
*
|
||
* @param scaleX set the paint's scale in X for drawing/measuring text.
|
||
*/
|
||
public void setTextScaleX(float scaleX) {
|
||
nSetTextScaleX(mNativePaint, scaleX);
|
||
}
|
||
|
||
/**
|
||
* Return the paint's horizontal skew factor for text. The default value
|
||
* is 0.
|
||
*
|
||
* @return the paint's skew factor in X for drawing text.
|
||
*/
|
||
public float getTextSkewX() {
|
||
return nGetTextSkewX(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Set the paint's horizontal skew factor for text. The default value
|
||
* is 0. For approximating oblique text, use values around -0.25.
|
||
*
|
||
* @param skewX set the paint's skew factor in X for drawing text.
|
||
*/
|
||
public void setTextSkewX(float skewX) {
|
||
nSetTextSkewX(mNativePaint, skewX);
|
||
}
|
||
|
||
/**
|
||
* Return the paint's letter-spacing for text. The default value
|
||
* is 0.
|
||
*
|
||
* @return the paint's letter-spacing for drawing text.
|
||
*/
|
||
public float getLetterSpacing() {
|
||
return nGetLetterSpacing(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Set the paint's letter-spacing for text. The default value
|
||
* is 0. The value is in 'EM' units. Typical values for slight
|
||
* expansion will be around 0.05. Negative values tighten text.
|
||
*
|
||
* @param letterSpacing set the paint's letter-spacing for drawing text.
|
||
*/
|
||
public void setLetterSpacing(float letterSpacing) {
|
||
nSetLetterSpacing(mNativePaint, letterSpacing);
|
||
}
|
||
|
||
/**
|
||
* Return the paint's extra word-spacing for text.
|
||
*
|
||
* The default value is 0.
|
||
*
|
||
* @return the paint's extra word-spacing for drawing text in pixels.
|
||
* @see #setWordSpacing(float)
|
||
*/
|
||
public @Px float getWordSpacing() {
|
||
return nGetWordSpacing(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Set the paint's extra word-spacing for text.
|
||
*
|
||
* Increases the white space width between words with the given amount of pixels.
|
||
* The default value is 0.
|
||
*
|
||
* @param wordSpacing set the paint's extra word-spacing for drawing text in pixels.
|
||
* @see #getWordSpacing()
|
||
*/
|
||
public void setWordSpacing(@Px float wordSpacing) {
|
||
nSetWordSpacing(mNativePaint, wordSpacing);
|
||
}
|
||
|
||
/**
|
||
* Returns the font feature settings. The format is the same as the CSS
|
||
* font-feature-settings attribute:
|
||
* <a href="https://www.w3.org/TR/css-fonts-3/#font-feature-settings-prop">
|
||
* https://www.w3.org/TR/css-fonts-3/#font-feature-settings-prop</a>
|
||
*
|
||
* @return the paint's currently set font feature settings. Default is null.
|
||
*
|
||
* @see #setFontFeatureSettings(String)
|
||
*/
|
||
public String getFontFeatureSettings() {
|
||
return mFontFeatureSettings;
|
||
}
|
||
|
||
/**
|
||
* Set font feature settings.
|
||
*
|
||
* The format is the same as the CSS font-feature-settings attribute:
|
||
* <a href="https://www.w3.org/TR/css-fonts-3/#font-feature-settings-prop">
|
||
* https://www.w3.org/TR/css-fonts-3/#font-feature-settings-prop</a>
|
||
*
|
||
* @see #getFontFeatureSettings()
|
||
*
|
||
* @param settings the font feature settings string to use, may be null.
|
||
*/
|
||
public void setFontFeatureSettings(String settings) {
|
||
if (settings != null && settings.equals("")) {
|
||
settings = null;
|
||
}
|
||
if ((settings == null && mFontFeatureSettings == null)
|
||
|| (settings != null && settings.equals(mFontFeatureSettings))) {
|
||
return;
|
||
}
|
||
mFontFeatureSettings = settings;
|
||
nSetFontFeatureSettings(mNativePaint, settings);
|
||
}
|
||
|
||
/**
|
||
* Returns the font variation settings.
|
||
*
|
||
* @return the paint's currently set font variation settings. Default is null.
|
||
*
|
||
* @see #setFontVariationSettings(String)
|
||
*/
|
||
public String getFontVariationSettings() {
|
||
return mFontVariationSettings;
|
||
}
|
||
|
||
/**
|
||
* Sets TrueType or OpenType font variation settings. The settings string is constructed from
|
||
* multiple pairs of axis tag and style values. The axis tag must contain four ASCII characters
|
||
* and must be wrapped with single quotes (U+0027) or double quotes (U+0022). Axis strings that
|
||
* are longer or shorter than four characters, or contain characters outside of U+0020..U+007E
|
||
* are invalid. If a specified axis name is not defined in the font, the settings will be
|
||
* ignored.
|
||
*
|
||
* Examples,
|
||
* <ul>
|
||
* <li>Set font width to 150.
|
||
* <pre>
|
||
* <code>
|
||
* Paint paint = new Paint();
|
||
* paint.setFontVariationSettings("'wdth' 150");
|
||
* </code>
|
||
* </pre>
|
||
* </li>
|
||
*
|
||
* <li>Set the font slant to 20 degrees and ask for italic style.
|
||
* <pre>
|
||
* <code>
|
||
* Paint paint = new Paint();
|
||
* paint.setFontVariationSettings("'slnt' 20, 'ital' 1");
|
||
* </code>
|
||
* </pre>
|
||
* </li>
|
||
* </ul>
|
||
*
|
||
* @param fontVariationSettings font variation settings. You can pass null or empty string as
|
||
* no variation settings.
|
||
*
|
||
* @return true if the given settings is effective to at least one font file underlying this
|
||
* typeface. This function also returns true for empty settings string. Otherwise
|
||
* returns false
|
||
*
|
||
* @throws IllegalArgumentException If given string is not a valid font variation settings
|
||
* format
|
||
*
|
||
* @see #getFontVariationSettings()
|
||
* @see FontVariationAxis
|
||
*/
|
||
public boolean setFontVariationSettings(String fontVariationSettings) {
|
||
final String settings = TextUtils.nullIfEmpty(fontVariationSettings);
|
||
if (settings == mFontVariationSettings
|
||
|| (settings != null && settings.equals(mFontVariationSettings))) {
|
||
return true;
|
||
}
|
||
|
||
if (settings == null || settings.length() == 0) {
|
||
mFontVariationSettings = null;
|
||
setTypeface(Typeface.createFromTypefaceWithVariation(mTypeface,
|
||
Collections.emptyList()));
|
||
return true;
|
||
}
|
||
|
||
// The null typeface is valid and it is equivalent to Typeface.DEFAULT.
|
||
// To call isSupportedAxes method, use Typeface.DEFAULT instance.
|
||
Typeface targetTypeface = mTypeface == null ? Typeface.DEFAULT : mTypeface;
|
||
FontVariationAxis[] axes = FontVariationAxis.fromFontVariationSettings(settings);
|
||
final ArrayList<FontVariationAxis> filteredAxes = new ArrayList<FontVariationAxis>();
|
||
for (final FontVariationAxis axis : axes) {
|
||
if (targetTypeface.isSupportedAxes(axis.getOpenTypeTagValue())) {
|
||
filteredAxes.add(axis);
|
||
}
|
||
}
|
||
if (filteredAxes.isEmpty()) {
|
||
return false;
|
||
}
|
||
mFontVariationSettings = settings;
|
||
setTypeface(Typeface.createFromTypefaceWithVariation(targetTypeface, filteredAxes));
|
||
return true;
|
||
}
|
||
|
||
/**
|
||
* Get the current value of start hyphen edit.
|
||
*
|
||
* The default value is 0 which is equivalent to {@link #START_HYPHEN_EDIT_NO_EDIT}.
|
||
*
|
||
* @return the current starting hyphen edit value
|
||
* @see #setStartHyphenEdit(int)
|
||
*/
|
||
public @StartHyphenEdit int getStartHyphenEdit() {
|
||
return nGetStartHyphenEdit(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Get the current value of end hyphen edit.
|
||
*
|
||
* The default value is 0 which is equivalent to {@link #END_HYPHEN_EDIT_NO_EDIT}.
|
||
*
|
||
* @return the current starting hyphen edit value
|
||
* @see #setStartHyphenEdit(int)
|
||
*/
|
||
public @EndHyphenEdit int getEndHyphenEdit() {
|
||
return nGetEndHyphenEdit(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Set a start hyphen edit on the paint.
|
||
*
|
||
* By setting start hyphen edit, the measurement and drawing is performed with modifying
|
||
* hyphenation at the start of line. For example, by passing
|
||
* {@link #START_HYPHEN_EDIT_INSERT_HYPHEN} like as follows, HYPHEN(U+2010)
|
||
* character is appended at the start of line.
|
||
*
|
||
* <pre>
|
||
* <code>
|
||
* Paint paint = new Paint();
|
||
* paint.setStartHyphenEdit(Paint.START_HYPHEN_EDIT_INSERT_HYPHEN);
|
||
* paint.measureText("abc", 0, 3); // Returns the width of "‐abc"
|
||
* Canvas.drawText("abc", 0, 3, 0f, 0f, paint); // Draws "‐abc"
|
||
* </code>
|
||
* </pre>
|
||
*
|
||
* The default value is 0 which is equivalent to
|
||
* {@link #START_HYPHEN_EDIT_NO_EDIT}.
|
||
*
|
||
* @param startHyphen a start hyphen edit value.
|
||
* @see #getStartHyphenEdit()
|
||
*/
|
||
public void setStartHyphenEdit(@StartHyphenEdit int startHyphen) {
|
||
nSetStartHyphenEdit(mNativePaint, startHyphen);
|
||
}
|
||
|
||
/**
|
||
* Set a end hyphen edit on the paint.
|
||
*
|
||
* By setting end hyphen edit, the measurement and drawing is performed with modifying
|
||
* hyphenation at the end of line. For example, by passing
|
||
* {@link #END_HYPHEN_EDIT_INSERT_HYPHEN} like as follows, HYPHEN(U+2010)
|
||
* character is appended at the end of line.
|
||
*
|
||
* <pre>
|
||
* <code>
|
||
* Paint paint = new Paint();
|
||
* paint.setEndHyphenEdit(Paint.END_HYPHEN_EDIT_INSERT_HYPHEN);
|
||
* paint.measureText("abc", 0, 3); // Returns the width of "abc‐"
|
||
* Canvas.drawText("abc", 0, 3, 0f, 0f, paint); // Draws "abc‐"
|
||
* </code>
|
||
* </pre>
|
||
*
|
||
* The default value is 0 which is equivalent to {@link #END_HYPHEN_EDIT_NO_EDIT}.
|
||
*
|
||
* @param endHyphen a end hyphen edit value.
|
||
* @see #getEndHyphenEdit()
|
||
*/
|
||
public void setEndHyphenEdit(@EndHyphenEdit int endHyphen) {
|
||
nSetEndHyphenEdit(mNativePaint, endHyphen);
|
||
}
|
||
|
||
/**
|
||
* Return the distance above (negative) the baseline (ascent) based on the
|
||
* current typeface and text size.
|
||
*
|
||
* <p>Note that this is the ascent of the main typeface, and actual text rendered may need a
|
||
* larger ascent because fallback fonts may get used in rendering the text.
|
||
*
|
||
* @return the distance above (negative) the baseline (ascent) based on the
|
||
* current typeface and text size.
|
||
*/
|
||
public float ascent() {
|
||
return nAscent(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Return the distance below (positive) the baseline (descent) based on the
|
||
* current typeface and text size.
|
||
*
|
||
* <p>Note that this is the descent of the main typeface, and actual text rendered may need a
|
||
* larger descent because fallback fonts may get used in rendering the text.
|
||
*
|
||
* @return the distance below (positive) the baseline (descent) based on
|
||
* the current typeface and text size.
|
||
*/
|
||
public float descent() {
|
||
return nDescent(mNativePaint);
|
||
}
|
||
|
||
/**
|
||
* Class that describes the various metrics for a font at a given text size.
|
||
* Remember, Y values increase going down, so those values will be positive,
|
||
* and values that measure distances going up will be negative. This class
|
||
* is returned by getFontMetrics().
|
||
*/
|
||
public static class FontMetrics {
|
||
/**
|
||
* The maximum distance above the baseline for the tallest glyph in
|
||
* the font at a given text size.
|
||
*/
|
||
public float top;
|
||
/**
|
||
* The recommended distance above the baseline for singled spaced text.
|
||
*/
|
||
public float ascent;
|
||
/**
|
||
* The recommended distance below the baseline for singled spaced text.
|
||
*/
|
||
public float descent;
|
||
/**
|
||
* The maximum distance below the baseline for the lowest glyph in
|
||
* the font at a given text size.
|
||
*/
|
||
public float bottom;
|
||
/**
|
||
* The recommended additional space to add between lines of text.
|
||
*/
|
||
public float leading;
|
||
}
|
||
|
||
/**
|
||
* Return the font's recommended interline spacing, given the Paint's
|
||
* settings for typeface, textSize, etc. If metrics is not null, return the
|
||
* fontmetric values in it.
|
||
*
|
||
* <p>Note that these are the values for the main typeface, and actual text rendered may need a
|
||
* larger set of values because fallback fonts may get used in rendering the text.
|
||
*
|
||
* @param metrics If this object is not null, its fields are filled with
|
||
* the appropriate values given the paint's text attributes.
|
||
* @return the font's recommended interline spacing.
|
||
*/
|
||
public float getFontMetrics(FontMetrics metrics) {
|
||
return nGetFontMetrics(mNativePaint, metrics);
|
||
}
|
||
|
||
/**
|
||
* Allocates a new FontMetrics object, and then calls getFontMetrics(fm)
|
||
* with it, returning the object.
|
||
*/
|
||
public FontMetrics getFontMetrics() {
|
||
FontMetrics fm = new FontMetrics();
|
||
getFontMetrics(fm);
|
||
return fm;
|
||
}
|
||
|
||
/**
|
||
* Convenience method for callers that want to have FontMetrics values as
|
||
* integers.
|
||
*/
|
||
public static class FontMetricsInt {
|
||
/**
|
||
* The maximum distance above the baseline for the tallest glyph in
|
||
* the font at a given text size.
|
||
*/
|
||
public int top;
|
||
/**
|
||
* The recommended distance above the baseline for singled spaced text.
|
||
*/
|
||
public int ascent;
|
||
/**
|
||
* The recommended distance below the baseline for singled spaced text.
|
||
*/
|
||
public int descent;
|
||
/**
|
||
* The maximum distance below the baseline for the lowest glyph in
|
||
* the font at a given text size.
|
||
*/
|
||
public int bottom;
|
||
/**
|
||
* The recommended additional space to add between lines of text.
|
||
*/
|
||
public int leading;
|
||
|
||
@Override public String toString() {
|
||
return "FontMetricsInt: top=" + top + " ascent=" + ascent +
|
||
" descent=" + descent + " bottom=" + bottom +
|
||
" leading=" + leading;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Return the font's interline spacing, given the Paint's settings for
|
||
* typeface, textSize, etc. If metrics is not null, return the fontmetric
|
||
* values in it. Note: all values have been converted to integers from
|
||
* floats, in such a way has to make the answers useful for both spacing
|
||
* and clipping. If you want more control over the rounding, call
|
||
* getFontMetrics().
|
||
*
|
||
* <p>Note that these are the values for the main typeface, and actual text rendered may need a
|
||
* larger set of values because fallback fonts may get used in rendering the text.
|
||
*
|
||
* @return the font's interline spacing.
|
||
*/
|
||
public int getFontMetricsInt(FontMetricsInt fmi) {
|
||
return nGetFontMetricsInt(mNativePaint, fmi);
|
||
}
|
||
|
||
public FontMetricsInt getFontMetricsInt() {
|
||
FontMetricsInt fm = new FontMetricsInt();
|
||
getFontMetricsInt(fm);
|
||
return fm;
|
||
}
|
||
|
||
/**
|
||
* Return the recommend line spacing based on the current typeface and
|
||
* text size.
|
||
*
|
||
* <p>Note that this is the value for the main typeface, and actual text rendered may need a
|
||
* larger value because fallback fonts may get used in rendering the text.
|
||
*
|
||
* @return recommend line spacing based on the current typeface and
|
||
* text size.
|
||
*/
|
||
public float getFontSpacing() {
|
||
return getFontMetrics(null);
|
||
}
|
||
|
||
/**
|
||
* Return the width of the text.
|
||
*
|
||
* @param text The text to measure. Cannot be null.
|
||
* @param index The index of the first character to start measuring
|
||
* @param count THe number of characters to measure, beginning with start
|
||
* @return The width of the text
|
||
*/
|
||
public float measureText(char[] text, int index, int count) {
|
||
if (text == null) {
|
||
throw new IllegalArgumentException("text cannot be null");
|
||
}
|
||
if ((index | count) < 0 || index + count > text.length) {
|
||
throw new ArrayIndexOutOfBoundsException();
|
||
}
|
||
|
||
if (text.length == 0 || count == 0) {
|
||
return 0f;
|
||
}
|
||
if (!mHasCompatScaling) {
|
||
return (float) Math.ceil(nGetTextAdvances(mNativePaint, text,
|
||
index, count, index, count, mBidiFlags, null, 0));
|
||
}
|
||
|
||
final float oldSize = getTextSize();
|
||
setTextSize(oldSize * mCompatScaling);
|
||
final float w = nGetTextAdvances(mNativePaint, text, index, count, index, count,
|
||
mBidiFlags, null, 0);
|
||
setTextSize(oldSize);
|
||
return (float) Math.ceil(w*mInvCompatScaling);
|
||
}
|
||
|
||
/**
|
||
* Return the width of the text.
|
||
*
|
||
* @param text The text to measure. Cannot be null.
|
||
* @param start The index of the first character to start measuring
|
||
* @param end 1 beyond the index of the last character to measure
|
||
* @return The width of the text
|
||
*/
|
||
public float measureText(String text, int start, int end) {
|
||
if (text == null) {
|
||
throw new IllegalArgumentException("text cannot be null");
|
||
}
|
||
if ((start | end | (end - start) | (text.length() - end)) < 0) {
|
||
throw new IndexOutOfBoundsException();
|
||
}
|
||
|
||
if (text.length() == 0 || start == end) {
|
||
return 0f;
|
||
}
|
||
if (!mHasCompatScaling) {
|
||
return (float) Math.ceil(nGetTextAdvances(mNativePaint, text,
|
||
start, end, start, end, mBidiFlags, null, 0));
|
||
}
|
||
final float oldSize = getTextSize();
|
||
setTextSize(oldSize * mCompatScaling);
|
||
final float w = nGetTextAdvances(mNativePaint, text, start, end, start, end, mBidiFlags,
|
||
null, 0);
|
||
setTextSize(oldSize);
|
||
return (float) Math.ceil(w * mInvCompatScaling);
|
||
}
|
||
|
||
/**
|
||
* Return the width of the text.
|
||
*
|
||
* @param text The text to measure. Cannot be null.
|
||
* @return The width of the text
|
||
*/
|
||
public float measureText(String text) {
|
||
if (text == null) {
|
||
throw new IllegalArgumentException("text cannot be null");
|
||
}
|
||
return measureText(text, 0, text.length());
|
||
}
|
||
|
||
/**
|
||
* Return the width of the text.
|
||
*
|
||
* @param text The text to measure
|
||
* @param start The index of the first character to start measuring
|
||
* @param end 1 beyond the index of the last character to measure
|
||
* @return The width of the text
|
||
*/
|
||
public float measureText(CharSequence text, int start, int end) {
|
||
if (text == null) {
|
||
throw new IllegalArgumentException("text cannot be null");
|
||
}
|
||
if ((start | end | (end - start) | (text.length() - end)) < 0) {
|
||
throw new IndexOutOfBoundsException();
|
||
}
|
||
|
||
if (text.length() == 0 || start == end) {
|
||
return 0f;
|
||
}
|
||
if (text instanceof String) {
|
||
return measureText((String)text, start, end);
|
||
}
|
||
if (text instanceof SpannedString ||
|
||
text instanceof SpannableString) {
|
||
return measureText(text.toString(), start, end);
|
||
}
|
||
if (text instanceof GraphicsOperations) {
|
||
return ((GraphicsOperations)text).measureText(start, end, this);
|
||
}
|
||
|
||
char[] buf = TemporaryBuffer.obtain(end - start);
|
||
TextUtils.getChars(text, start, end, buf, 0);
|
||
float result = measureText(buf, 0, end - start);
|
||
TemporaryBuffer.recycle(buf);
|
||
return result;
|
||
}
|
||
|
||
/**
|
||
* Measure the text, stopping early if the measured width exceeds maxWidth.
|
||
* Return the number of chars that were measured, and if measuredWidth is
|
||
* not null, return in it the actual width measured.
|
||
*
|
||
* @param text The text to measure. Cannot be null.
|
||
* @param index The offset into text to begin measuring at
|
||
* @param count The number of maximum number of entries to measure. If count
|
||
* is negative, then the characters are measured in reverse order.
|
||
* @param maxWidth The maximum width to accumulate.
|
||
* @param measuredWidth Optional. If not null, returns the actual width
|
||
* measured.
|
||
* @return The number of chars that were measured. Will always be <=
|
||
* abs(count).
|
||
*/
|
||
public int breakText(char[] text, int index, int count,
|
||
float maxWidth, float[] measuredWidth) {
|
||
if (text == null) {
|
||
throw new IllegalArgumentException("text cannot be null");
|
||
}
|
||
if (index < 0 || text.length - index < Math.abs(count)) {
|
||
throw new ArrayIndexOutOfBoundsException();
|
||
}
|
||
|
||
if (text.length == 0 || count == 0) {
|
||
return 0;
|
||
}
|
||
if (!mHasCompatScaling) {
|
||
return nBreakText(mNativePaint, text, index, count, maxWidth, mBidiFlags,
|
||
measuredWidth);
|
||
}
|
||
|
||
final float oldSize = getTextSize();
|
||
setTextSize(oldSize * mCompatScaling);
|
||
final int res = nBreakText(mNativePaint, text, index, count, maxWidth * mCompatScaling,
|
||
mBidiFlags, measuredWidth);
|
||
setTextSize(oldSize);
|
||
if (measuredWidth != null) measuredWidth[0] *= mInvCompatScaling;
|
||
return res;
|
||
}
|
||
|
||
/**
|
||
* Measure the text, stopping early if the measured width exceeds maxWidth.
|
||
* Return the number of chars that were measured, and if measuredWidth is
|
||
* not null, return in it the actual width measured.
|
||
*
|
||
* @param text The text to measure. Cannot be null.
|
||
* @param start The offset into text to begin measuring at
|
||
* @param end The end of the text slice to measure.
|
||
* @param measureForwards If true, measure forwards, starting at start.
|
||
* Otherwise, measure backwards, starting with end.
|
||
* @param maxWidth The maximum width to accumulate.
|
||
* @param measuredWidth Optional. If not null, returns the actual width
|
||
* measured.
|
||
* @return The number of chars that were measured. Will always be <=
|
||
* abs(end - start).
|
||
*/
|
||
public int breakText(CharSequence text, int start, int end,
|
||
boolean measureForwards,
|
||
float maxWidth, float[] measuredWidth) {
|
||
if (text == null) {
|
||
throw new IllegalArgumentException("text cannot be null");
|
||
}
|
||
if ((start | end | (end - start) | (text.length() - end)) < 0) {
|
||
throw new IndexOutOfBoundsException();
|
||
}
|
||
|
||
if (text.length() == 0 || start == end) {
|
||
return 0;
|
||
}
|
||
if (start == 0 && text instanceof String && end == text.length()) {
|
||
return breakText((String) text, measureForwards, maxWidth,
|
||
measuredWidth);
|
||
}
|
||
|
||
char[] buf = TemporaryBuffer.obtain(end - start);
|
||
int result;
|
||
|
||
TextUtils.getChars(text, start, end, buf, 0);
|
||
|
||
if (measureForwards) {
|
||
result = breakText(buf, 0, end - start, maxWidth, measuredWidth);
|
||
} else {
|
||
result = breakText(buf, 0, -(end - start), maxWidth, measuredWidth);
|
||
}
|
||
|
||
TemporaryBuffer.recycle(buf);
|
||
return result;
|
||
}
|
||
|
||
/**
|
||
* Measure the text, stopping early if the measured width exceeds maxWidth.
|
||
* Return the number of chars that were measured, and if measuredWidth is
|
||
* not null, return in it the actual width measured.
|
||
*
|
||
* @param text The text to measure. Cannot be null.
|
||
* @param measureForwards If true, measure forwards, starting with the
|
||
* first character in the string. Otherwise,
|
||
* measure backwards, starting with the
|
||
* last character in the string.
|
||
* @param maxWidth The maximum width to accumulate.
|
||
* @param measuredWidth Optional. If not null, returns the actual width
|
||
* measured.
|
||
* @return The number of chars that were measured. Will always be <=
|
||
* abs(count).
|
||
*/
|
||
public int breakText(String text, boolean measureForwards,
|
||
float maxWidth, float[] measuredWidth) {
|
||
if (text == null) {
|
||
throw new IllegalArgumentException("text cannot be null");
|
||
}
|
||
|
||
if (text.length() == 0) {
|
||
return 0;
|
||
}
|
||
if (!mHasCompatScaling) {
|
||
return nBreakText(mNativePaint, text, measureForwards,
|
||
maxWidth, mBidiFlags, measuredWidth);
|
||
}
|
||
|
||
final float oldSize = getTextSize();
|
||
setTextSize(oldSize*mCompatScaling);
|
||
final int res = nBreakText(mNativePaint, text, measureForwards, maxWidth*mCompatScaling,
|
||
mBidiFlags, measuredWidth);
|
||
setTextSize(oldSize);
|
||
if (measuredWidth != null) measuredWidth[0] *= mInvCompatScaling;
|
||
return res;
|
||
}
|
||
|
||
/**
|
||
* Return the advance widths for the characters in the string.
|
||
*
|
||
* @param text The text to measure. Cannot be null.
|
||
* @param index The index of the first char to to measure
|
||
* @param count The number of chars starting with index to measure
|
||
* @param widths array to receive the advance widths of the characters.
|
||
* Must be at least a large as count.
|
||
* @return the actual number of widths returned.
|
||
*/
|
||
public int getTextWidths(char[] text, int index, int count,
|
||
float[] widths) {
|
||
if (text == null) {
|
||
throw new IllegalArgumentException("text cannot be null");
|
||
}
|
||
if ((index | count) < 0 || index + count > text.length
|
||
|| count > widths.length) {
|
||
throw new ArrayIndexOutOfBoundsException();
|
||
}
|
||
|
||
if (text.length == 0 || count == 0) {
|
||
return 0;
|
||
}
|
||
if (!mHasCompatScaling) {
|
||
nGetTextAdvances(mNativePaint, text, index, count, index, count, mBidiFlags, widths, 0);
|
||
return count;
|
||
}
|
||
|
||
final float oldSize = getTextSize();
|
||
setTextSize(oldSize * mCompatScaling);
|
||
nGetTextAdvances(mNativePaint, text, index, count, index, count, mBidiFlags, widths, 0);
|
||
setTextSize(oldSize);
|
||
for (int i = 0; i < count; i++) {
|
||
widths[i] *= mInvCompatScaling;
|
||
}
|
||
return count;
|
||
}
|
||
|
||
/**
|
||
* Return the advance widths for the characters in the string.
|
||
*
|
||
* @param text The text to measure. Cannot be null.
|
||
* @param start The index of the first char to to measure
|
||
* @param end The end of the text slice to measure
|
||
* @param widths array to receive the advance widths of the characters.
|
||
* Must be at least a large as (end - start).
|
||
* @return the actual number of widths returned.
|
||
*/
|
||
public int getTextWidths(CharSequence text, int start, int end,
|
||
float[] widths) {
|
||
if (text == null) {
|
||
throw new IllegalArgumentException("text cannot be null");
|
||
}
|
||
if ((start | end | (end - start) | (text.length() - end)) < 0) {
|
||
throw new IndexOutOfBoundsException();
|
||
}
|
||
if (end - start > widths.length) {
|
||
throw new ArrayIndexOutOfBoundsException();
|
||
}
|
||
|
||
if (text.length() == 0 || start == end) {
|
||
return 0;
|
||
}
|
||
if (text instanceof String) {
|
||
return getTextWidths((String) text, start, end, widths);
|
||
}
|
||
if (text instanceof SpannedString ||
|
||
text instanceof SpannableString) {
|
||
return getTextWidths(text.toString(), start, end, widths);
|
||
}
|
||
if (text instanceof GraphicsOperations) {
|
||
return ((GraphicsOperations) text).getTextWidths(start, end,
|
||
widths, this);
|
||
}
|
||
|
||
char[] buf = TemporaryBuffer.obtain(end - start);
|
||
TextUtils.getChars(text, start, end, buf, 0);
|
||
int result = getTextWidths(buf, 0, end - start, widths);
|
||
TemporaryBuffer.recycle(buf);
|
||
return result;
|
||
}
|
||
|
||
/**
|
||
* Return the advance widths for the characters in the string.
|
||
*
|
||
* @param text The text to measure. Cannot be null.
|
||
* @param start The index of the first char to to measure
|
||
* @param end The end of the text slice to measure
|
||
* @param widths array to receive the advance widths of the characters.
|
||
* Must be at least a large as the text.
|
||
* @return the number of code units in the specified text.
|
||
*/
|
||
public int getTextWidths(String text, int start, int end, float[] widths) {
|
||
if (text == null) {
|
||
throw new IllegalArgumentException("text cannot be null");
|
||
}
|
||
if ((start | end | (end - start) | (text.length() - end)) < 0) {
|
||
throw new IndexOutOfBoundsException();
|
||
}
|
||
if (end - start > widths.length) {
|
||
throw new ArrayIndexOutOfBoundsException();
|
||
}
|
||
|
||
if (text.length() == 0 || start == end) {
|
||
return 0;
|
||
}
|
||
if (!mHasCompatScaling) {
|
||
nGetTextAdvances(mNativePaint, text, start, end, start, end, mBidiFlags, widths, 0);
|
||
return end - start;
|
||
}
|
||
|
||
final float oldSize = getTextSize();
|
||
setTextSize(oldSize * mCompatScaling);
|
||
nGetTextAdvances(mNativePaint, text, start, end, start, end, mBidiFlags, widths, 0);
|
||
setTextSize(oldSize);
|
||
for (int i = 0; i < end - start; i++) {
|
||
widths[i] *= mInvCompatScaling;
|
||
}
|
||
return end - start;
|
||
}
|
||
|
||
/**
|
||
* Return the advance widths for the characters in the string.
|
||
*
|
||
* @param text The text to measure
|
||
* @param widths array to receive the advance widths of the characters.
|
||
* Must be at least a large as the text.
|
||
* @return the number of code units in the specified text.
|
||
*/
|
||
public int getTextWidths(String text, float[] widths) {
|
||
return getTextWidths(text, 0, text.length(), widths);
|
||
}
|
||
|
||
/**
|
||
* Retrieve the character advances of the text.
|
||
*
|
||
* Returns the total advance width for the characters in the run from {@code index} for
|
||
* {@code count} of chars, and if {@code advances} is not null, the advance assigned to each of
|
||
* these characters (java chars).
|
||
*
|
||
* <p>
|
||
* The trailing surrogate in a valid surrogate pair is assigned an advance of 0. Thus the
|
||
* number of returned advances is always equal to count, not to the number of unicode codepoints
|
||
* represented by the run.
|
||
* </p>
|
||
*
|
||
* <p>
|
||
* In the case of conjuncts or combining marks, the total advance is assigned to the first
|
||
* logical character, and the following characters are assigned an advance of 0.
|
||
* </p>
|
||
*
|
||
* <p>
|
||
* This generates the sum of the advances of glyphs for characters in a reordered cluster as the
|
||
* width of the first logical character in the cluster, and 0 for the widths of all other
|
||
* characters in the cluster. In effect, such clusters are treated like conjuncts.
|
||
* </p>
|
||
*
|
||
* <p>
|
||
* The shaping bounds limit the amount of context available outside start and end that can be
|
||
* used for shaping analysis. These bounds typically reflect changes in bidi level or font
|
||
* metrics across which shaping does not occur.
|
||
* </p>
|
||
*
|
||
* @param chars the text to measure.
|
||
* @param index the index of the first character to measure
|
||
* @param count the number of characters to measure
|
||
* @param contextIndex the index of the first character to use for shaping context.
|
||
* Context must cover the measureing target.
|
||
* @param contextCount the number of character to use for shaping context.
|
||
* Context must cover the measureing target.
|
||
* @param isRtl whether the run is in RTL direction
|
||
* @param advances array to receive the advances, must have room for all advances.
|
||
* This can be null if only total advance is needed
|
||
* @param advancesIndex the position in advances at which to put the advance corresponding to
|
||
* the character at start
|
||
* @return the total advance in pixels
|
||
*/
|
||
public float getTextRunAdvances(@NonNull char[] chars, @IntRange(from = 0) int index,
|
||
@IntRange(from = 0) int count, @IntRange(from = 0) int contextIndex,
|
||
@IntRange(from = 0) int contextCount, boolean isRtl, @Nullable float[] advances,
|
||
@IntRange(from = 0) int advancesIndex) {
|
||
if (chars == null) {
|
||
throw new IllegalArgumentException("text cannot be null");
|
||
}
|
||
if ((index | count | contextIndex | contextCount | advancesIndex
|
||
| (index - contextIndex) | (contextCount - count)
|
||
| ((contextIndex + contextCount) - (index + count))
|
||
| (chars.length - (contextIndex + contextCount))
|
||
| (advances == null ? 0 :
|
||
(advances.length - (advancesIndex + count)))) < 0) {
|
||
throw new IndexOutOfBoundsException();
|
||
}
|
||
|
||
if (chars.length == 0 || count == 0){
|
||
return 0f;
|
||
}
|
||
if (!mHasCompatScaling) {
|
||
return nGetTextAdvances(mNativePaint, chars, index, count, contextIndex, contextCount,
|
||
isRtl ? BIDI_FORCE_RTL : BIDI_FORCE_LTR, advances,
|
||
advancesIndex);
|
||
}
|
||
|
||
final float oldSize = getTextSize();
|
||
setTextSize(oldSize * mCompatScaling);
|
||
final float res = nGetTextAdvances(mNativePaint, chars, index, count, contextIndex,
|
||
contextCount, isRtl ? BIDI_FORCE_RTL : BIDI_FORCE_LTR, advances, advancesIndex);
|
||
setTextSize(oldSize);
|
||
|
||
if (advances != null) {
|
||
for (int i = advancesIndex, e = i + count; i < e; i++) {
|
||
advances[i] *= mInvCompatScaling;
|
||
}
|
||
}
|
||
return res * mInvCompatScaling; // assume errors are not significant
|
||
}
|
||
|
||
/**
|
||
* Returns the next cursor position in the run.
|
||
*
|
||
* This avoids placing the cursor between surrogates, between characters that form conjuncts,
|
||
* between base characters and combining marks, or within a reordering cluster.
|
||
*
|
||
* <p>
|
||
* ContextStart and offset are relative to the start of text.
|
||
* The context is the shaping context for cursor movement, generally the bounds of the metric
|
||
* span enclosing the cursor in the direction of movement.
|
||
*
|
||
* <p>
|
||
* If cursorOpt is {@link #CURSOR_AT} and the offset is not a valid cursor position, this
|
||
* returns -1. Otherwise this will never return a value before contextStart or after
|
||
* contextStart + contextLength.
|
||
*
|
||
* @param text the text
|
||
* @param contextStart the start of the context
|
||
* @param contextLength the length of the context
|
||
* @param isRtl true if the paragraph context is RTL, otherwise false
|
||
* @param offset the cursor position to move from
|
||
* @param cursorOpt how to move the cursor
|
||
* @return the offset of the next position, or -1
|
||
*/
|
||
public int getTextRunCursor(@NonNull char[] text, @IntRange(from = 0) int contextStart,
|
||
@IntRange(from = 0) int contextLength, boolean isRtl, @IntRange(from = 0) int offset,
|
||
@CursorOption int cursorOpt) {
|
||
int contextEnd = contextStart + contextLength;
|
||
if (((contextStart | contextEnd | offset | (contextEnd - contextStart)
|
||
| (offset - contextStart) | (contextEnd - offset)
|
||
| (text.length - contextEnd) | cursorOpt) < 0)
|
||
|| cursorOpt > CURSOR_OPT_MAX_VALUE) {
|
||
throw new IndexOutOfBoundsException();
|
||
}
|
||
|
||
return nGetTextRunCursor(mNativePaint, text, contextStart, contextLength,
|
||
isRtl ? DIRECTION_RTL : DIRECTION_LTR, offset, cursorOpt);
|
||
}
|
||
|
||
/**
|
||
* Returns the next cursor position in the run.
|
||
*
|
||
* This avoids placing the cursor between surrogates, between characters that form conjuncts,
|
||
* between base characters and combining marks, or within a reordering cluster.
|
||
*
|
||
* <p>
|
||
* ContextStart, contextEnd, and offset are relative to the start of
|
||
* text. The context is the shaping context for cursor movement, generally
|
||
* the bounds of the metric span enclosing the cursor in the direction of
|
||
* movement.
|
||
*
|
||
* <p>
|
||
* If cursorOpt is {@link #CURSOR_AT} and the offset is not a valid cursor position, this
|
||
* returns -1. Otherwise this will never return a value before contextStart or after
|
||
* contextEnd.
|
||
*
|
||
* @param text the text
|
||
* @param contextStart the start of the context
|
||
* @param contextEnd the end of the context
|
||
* @param isRtl true if the paragraph context is RTL, otherwise false
|
||
* @param offset the cursor position to move from
|
||
* @param cursorOpt how to move the cursor
|
||
* @return the offset of the next position, or -1
|
||
*/
|
||
public int getTextRunCursor(@NonNull CharSequence text, @IntRange(from = 0) int contextStart,
|
||
@IntRange(from = 0) int contextEnd, boolean isRtl, @IntRange(from = 0) int offset,
|
||
@CursorOption int cursorOpt) {
|
||
|
||
if (text instanceof String || text instanceof SpannedString ||
|
||
text instanceof SpannableString) {
|
||
return getTextRunCursor(text.toString(), contextStart, contextEnd,
|
||
isRtl, offset, cursorOpt);
|
||
}
|
||
if (text instanceof GraphicsOperations) {
|
||
return ((GraphicsOperations) text).getTextRunCursor(
|
||
contextStart, contextEnd, isRtl, offset, cursorOpt, this);
|
||
}
|
||
|
||
int contextLen = contextEnd - contextStart;
|
||
char[] buf = TemporaryBuffer.obtain(contextLen);
|
||
TextUtils.getChars(text, contextStart, contextEnd, buf, 0);
|
||
int relPos = getTextRunCursor(buf, 0, contextLen, isRtl, offset - contextStart, cursorOpt);
|
||
TemporaryBuffer.recycle(buf);
|
||
return (relPos == -1) ? -1 : relPos + contextStart;
|
||
}
|
||
|
||
/**
|
||
* Returns the next cursor position in the run.
|
||
*
|
||
* This avoids placing the cursor between surrogates, between characters that form conjuncts,
|
||
* between base characters and combining marks, or within a reordering cluster.
|
||
*
|
||
* <p>
|
||
* ContextStart, contextEnd, and offset are relative to the start of text. The context is the
|
||
* shaping context for cursor movement, generally the bounds of the metric span enclosing the
|
||
* cursor in the direction of movement.
|
||
* </p>
|
||
*
|
||
* <p>
|
||
* If cursorOpt is {@link #CURSOR_AT} and the offset is not a valid cursor position, this
|
||
* returns -1. Otherwise this will never return a value before contextStart or after
|
||
* contextEnd.
|
||
* </p>
|
||
*
|
||
* @param text the text
|
||
* @param contextStart the start of the context
|
||
* @param contextEnd the end of the context
|
||
* @param isRtl true if the paragraph context is RTL, otherwise false.
|
||
* @param offset the cursor position to move from
|
||
* @param cursorOpt how to move the cursor
|
||
* @return the offset of the next position, or -1
|
||
* @hide
|
||
*/
|
||
public int getTextRunCursor(@NonNull String text, @IntRange(from = 0) int contextStart,
|
||
@IntRange(from = 0) int contextEnd, boolean isRtl, @IntRange(from = 0) int offset,
|
||
@CursorOption int cursorOpt) {
|
||
if (((contextStart | contextEnd | offset | (contextEnd - contextStart)
|
||
| (offset - contextStart) | (contextEnd - offset)
|
||
| (text.length() - contextEnd) | cursorOpt) < 0)
|
||
|| cursorOpt > CURSOR_OPT_MAX_VALUE) {
|
||
throw new IndexOutOfBoundsException();
|
||
}
|
||
|
||
return nGetTextRunCursor(mNativePaint, text, contextStart, contextEnd,
|
||
isRtl ? DIRECTION_RTL : DIRECTION_LTR, offset, cursorOpt);
|
||
}
|
||
|
||
/**
|
||
* Return the path (outline) for the specified text.
|
||
* Note: just like Canvas.drawText, this will respect the Align setting in
|
||
* the paint.
|
||
*
|
||
* @param text the text to retrieve the path from
|
||
* @param index the index of the first character in text
|
||
* @param count the number of characters starting with index
|
||
* @param x the x coordinate of the text's origin
|
||
* @param y the y coordinate of the text's origin
|
||
* @param path the path to receive the data describing the text. Must be allocated by the caller
|
||
*/
|
||
public void getTextPath(char[] text, int index, int count,
|
||
float x, float y, Path path) {
|
||
if ((index | count) < 0 || index + count > text.length) {
|
||
throw new ArrayIndexOutOfBoundsException();
|
||
}
|
||
nGetTextPath(mNativePaint, mBidiFlags, text, index, count, x, y, path.mutateNI());
|
||
}
|
||
|
||
/**
|
||
* Return the path (outline) for the specified text.
|
||
* Note: just like Canvas.drawText, this will respect the Align setting
|
||
* in the paint.
|
||
*
|
||
* @param text the text to retrieve the path from
|
||
* @param start the first character in the text
|
||
* @param end 1 past the last character in the text
|
||
* @param x the x coordinate of the text's origin
|
||
* @param y the y coordinate of the text's origin
|
||
* @param path the path to receive the data describing the text. Must be allocated by the caller
|
||
*/
|
||
public void getTextPath(String text, int start, int end,
|
||
float x, float y, Path path) {
|
||
if ((start | end | (end - start) | (text.length() - end)) < 0) {
|
||
throw new IndexOutOfBoundsException();
|
||
}
|
||
nGetTextPath(mNativePaint, mBidiFlags, text, start, end, x, y, path.mutateNI());
|
||
}
|
||
|
||
/**
|
||
* Retrieve the text boundary box and store to bounds.
|
||
*
|
||
* Return in bounds (allocated by the caller) the smallest rectangle that
|
||
* encloses all of the characters, with an implied origin at (0,0).
|
||
*
|
||
* @param text string to measure and return its bounds
|
||
* @param start index of the first char in the string to measure
|
||
* @param end 1 past the last char in the string to measure
|
||
* @param bounds returns the unioned bounds of all the text. Must be allocated by the caller
|
||
*/
|
||
public void getTextBounds(String text, int start, int end, Rect bounds) {
|
||
if ((start | end | (end - start) | (text.length() - end)) < 0) {
|
||
throw new IndexOutOfBoundsException();
|
||
}
|
||
if (bounds == null) {
|
||
throw new NullPointerException("need bounds Rect");
|
||
}
|
||
nGetStringBounds(mNativePaint, text, start, end, mBidiFlags, bounds);
|
||
}
|
||
|
||
/**
|
||
* Retrieve the text boundary box and store to bounds.
|
||
*
|
||
* Return in bounds (allocated by the caller) the smallest rectangle that
|
||
* encloses all of the characters, with an implied origin at (0,0).
|
||
*
|
||
* Note that styles are ignored even if you pass {@link android.text.Spanned} instance.
|
||
* Use {@link android.text.StaticLayout} for measuring bounds of {@link android.text.Spanned}.
|
||
*
|
||
* @param text text to measure and return its bounds
|
||
* @param start index of the first char in the text to measure
|
||
* @param end 1 past the last char in the text to measure
|
||
* @param bounds returns the unioned bounds of all the text. Must be allocated by the caller
|
||
*/
|
||
public void getTextBounds(@NonNull CharSequence text, int start, int end,
|
||
@NonNull Rect bounds) {
|
||
if ((start | end | (end - start) | (text.length() - end)) < 0) {
|
||
throw new IndexOutOfBoundsException();
|
||
}
|
||
if (bounds == null) {
|
||
throw new NullPointerException("need bounds Rect");
|
||
}
|
||
char[] buf = TemporaryBuffer.obtain(end - start);
|
||
TextUtils.getChars(text, start, end, buf, 0);
|
||
getTextBounds(buf, 0, end - start, bounds);
|
||
TemporaryBuffer.recycle(buf);
|
||
}
|
||
|
||
/**
|
||
* Return in bounds (allocated by the caller) the smallest rectangle that
|
||
* encloses all of the characters, with an implied origin at (0,0).
|
||
*
|
||
* @param text array of chars to measure and return their unioned bounds
|
||
* @param index index of the first char in the array to measure
|
||
* @param count the number of chars, beginning at index, to measure
|
||
* @param bounds returns the unioned bounds of all the text. Must be allocated by the caller
|
||
*/
|
||
public void getTextBounds(char[] text, int index, int count, Rect bounds) {
|
||
if ((index | count) < 0 || index + count > text.length) {
|
||
throw new ArrayIndexOutOfBoundsException();
|
||
}
|
||
if (bounds == null) {
|
||
throw new NullPointerException("need bounds Rect");
|
||
}
|
||
nGetCharArrayBounds(mNativePaint, text, index, count, mBidiFlags,
|
||
bounds);
|
||
}
|
||
|
||
/**
|
||
* Determine whether the typeface set on the paint has a glyph supporting the string. The
|
||
* simplest case is when the string contains a single character, in which this method
|
||
* determines whether the font has the character. In the case of multiple characters, the
|
||
* method returns true if there is a single glyph representing the ligature. For example, if
|
||
* the input is a pair of regional indicator symbols, determine whether there is an emoji flag
|
||
* for the pair.
|
||
*
|
||
* <p>Finally, if the string contains a variation selector, the method only returns true if
|
||
* the fonts contains a glyph specific to that variation.
|
||
*
|
||
* <p>Checking is done on the entire fallback chain, not just the immediate font referenced.
|
||
*
|
||
* @param string the string to test whether there is glyph support
|
||
* @return true if the typeface has a glyph for the string
|
||
*/
|
||
public boolean hasGlyph(String string) {
|
||
return nHasGlyph(mNativePaint, mBidiFlags, string);
|
||
}
|
||
|
||
/**
|
||
* Measure cursor position within a run of text.
|
||
*
|
||
* <p>The run of text includes the characters from {@code start} to {@code end} in the text. In
|
||
* addition, the range {@code contextStart} to {@code contextEnd} is used as context for the
|
||
* purpose of complex text shaping, such as Arabic text potentially shaped differently based on
|
||
* the text next to it.
|
||
*
|
||
* <p>All text outside the range {@code contextStart..contextEnd} is ignored. The text between
|
||
* {@code start} and {@code end} will be laid out to be measured.
|
||
*
|
||
* <p>The returned width measurement is the advance from {@code start} to {@code offset}. It is
|
||
* generally a positive value, no matter the direction of the run. If {@code offset == end},
|
||
* the return value is simply the width of the whole run from {@code start} to {@code end}.
|
||
*
|
||
* <p>Ligatures are formed for characters in the range {@code start..end} (but not for
|
||
* {@code start..contextStart} or {@code end..contextEnd}). If {@code offset} points to a
|
||
* character in the middle of such a formed ligature, but at a grapheme cluster boundary, the
|
||
* return value will also reflect an advance in the middle of the ligature. See
|
||
* {@link #getOffsetForAdvance} for more discussion of grapheme cluster boundaries.
|
||
*
|
||
* <p>The direction of the run is explicitly specified by {@code isRtl}. Thus, this method is
|
||
* suitable only for runs of a single direction.
|
||
*
|
||
* <p>All indices are relative to the start of {@code text}. Further, {@code 0 <= contextStart
|
||
* <= start <= offset <= end <= contextEnd <= text.length} must hold on entry.
|
||
*
|
||
* @param text the text to measure. Cannot be null.
|
||
* @param start the index of the start of the range to measure
|
||
* @param end the index + 1 of the end of the range to measure
|
||
* @param contextStart the index of the start of the shaping context
|
||
* @param contextEnd the index + 1 of the end of the shaping context
|
||
* @param isRtl whether the run is in RTL direction
|
||
* @param offset index of caret position
|
||
* @return width measurement between start and offset
|
||
*/
|
||
public float getRunAdvance(char[] text, int start, int end, int contextStart, int contextEnd,
|
||
boolean isRtl, int offset) {
|
||
if (text == null) {
|
||
throw new IllegalArgumentException("text cannot be null");
|
||
}
|
||
if ((contextStart | start | offset | end | contextEnd
|
||
| start - contextStart | offset - start | end - offset
|
||
| contextEnd - end | text.length - contextEnd) < 0) {
|
||
throw new IndexOutOfBoundsException();
|
||
}
|
||
if (end == start) {
|
||
return 0.0f;
|
||
}
|
||
// TODO: take mCompatScaling into account (or eliminate compat scaling)?
|
||
return nGetRunAdvance(mNativePaint, text, start, end, contextStart, contextEnd, isRtl,
|
||
offset);
|
||
}
|
||
|
||
/**
|
||
* @see #getRunAdvance(char[], int, int, int, int, boolean, int)
|
||
*
|
||
* @param text the text to measure. Cannot be null.
|
||
* @param start the index of the start of the range to measure
|
||
* @param end the index + 1 of the end of the range to measure
|
||
* @param contextStart the index of the start of the shaping context
|
||
* @param contextEnd the index + 1 of the end of the shaping context
|
||
* @param isRtl whether the run is in RTL direction
|
||
* @param offset index of caret position
|
||
* @return width measurement between start and offset
|
||
*/
|
||
public float getRunAdvance(CharSequence text, int start, int end, int contextStart,
|
||
int contextEnd, boolean isRtl, int offset) {
|
||
if (text == null) {
|
||
throw new IllegalArgumentException("text cannot be null");
|
||
}
|
||
if ((contextStart | start | offset | end | contextEnd
|
||
| start - contextStart | offset - start | end - offset
|
||
| contextEnd - end | text.length() - contextEnd) < 0) {
|
||
throw new IndexOutOfBoundsException();
|
||
}
|
||
if (end == start) {
|
||
return 0.0f;
|
||
}
|
||
// TODO performance: specialized alternatives to avoid buffer copy, if win is significant
|
||
char[] buf = TemporaryBuffer.obtain(contextEnd - contextStart);
|
||
TextUtils.getChars(text, contextStart, contextEnd, buf, 0);
|
||
float result = getRunAdvance(buf, start - contextStart, end - contextStart, 0,
|
||
contextEnd - contextStart, isRtl, offset - contextStart);
|
||
TemporaryBuffer.recycle(buf);
|
||
return result;
|
||
}
|
||
|
||
/**
|
||
* Get the character offset within the string whose position is closest to the specified
|
||
* horizontal position.
|
||
*
|
||
* <p>The returned value is generally the value of {@code offset} for which
|
||
* {@link #getRunAdvance} yields a result most closely approximating {@code advance},
|
||
* and which is also on a grapheme cluster boundary. As such, it is the preferred method
|
||
* for positioning a cursor in response to a touch or pointer event. The grapheme cluster
|
||
* boundaries are based on
|
||
* <a href="http://unicode.org/reports/tr29/">Unicode Standard Annex #29</a> but with some
|
||
* tailoring for better user experience.
|
||
*
|
||
* <p>Note that {@code advance} is a (generally positive) width measurement relative to the start
|
||
* of the run. Thus, for RTL runs it the distance from the point to the right edge.
|
||
*
|
||
* <p>All indices are relative to the start of {@code text}. Further, {@code 0 <= contextStart
|
||
* <= start <= end <= contextEnd <= text.length} must hold on entry, and {@code start <= result
|
||
* <= end} will hold on return.
|
||
*
|
||
* @param text the text to measure. Cannot be null.
|
||
* @param start the index of the start of the range to measure
|
||
* @param end the index + 1 of the end of the range to measure
|
||
* @param contextStart the index of the start of the shaping context
|
||
* @param contextEnd the index + 1 of the end of the range to measure
|
||
* @param isRtl whether the run is in RTL direction
|
||
* @param advance width relative to start of run
|
||
* @return index of offset
|
||
*/
|
||
public int getOffsetForAdvance(char[] text, int start, int end, int contextStart,
|
||
int contextEnd, boolean isRtl, float advance) {
|
||
if (text == null) {
|
||
throw new IllegalArgumentException("text cannot be null");
|
||
}
|
||
if ((contextStart | start | end | contextEnd
|
||
| start - contextStart | end - start | contextEnd - end
|
||
| text.length - contextEnd) < 0) {
|
||
throw new IndexOutOfBoundsException();
|
||
}
|
||
// TODO: take mCompatScaling into account (or eliminate compat scaling)?
|
||
return nGetOffsetForAdvance(mNativePaint, text, start, end, contextStart, contextEnd,
|
||
isRtl, advance);
|
||
}
|
||
|
||
/**
|
||
* @see #getOffsetForAdvance(char[], int, int, int, int, boolean, float)
|
||
*
|
||
* @param text the text to measure. Cannot be null.
|
||
* @param start the index of the start of the range to measure
|
||
* @param end the index + 1 of the end of the range to measure
|
||
* @param contextStart the index of the start of the shaping context
|
||
* @param contextEnd the index + 1 of the end of the range to measure
|
||
* @param isRtl whether the run is in RTL direction
|
||
* @param advance width relative to start of run
|
||
* @return index of offset
|
||
*/
|
||
public int getOffsetForAdvance(CharSequence text, int start, int end, int contextStart,
|
||
int contextEnd, boolean isRtl, float advance) {
|
||
if (text == null) {
|
||
throw new IllegalArgumentException("text cannot be null");
|
||
}
|
||
if ((contextStart | start | end | contextEnd
|
||
| start - contextStart | end - start | contextEnd - end
|
||
| text.length() - contextEnd) < 0) {
|
||
throw new IndexOutOfBoundsException();
|
||
}
|
||
// TODO performance: specialized alternatives to avoid buffer copy, if win is significant
|
||
char[] buf = TemporaryBuffer.obtain(contextEnd - contextStart);
|
||
TextUtils.getChars(text, contextStart, contextEnd, buf, 0);
|
||
int result = getOffsetForAdvance(buf, start - contextStart, end - contextStart, 0,
|
||
contextEnd - contextStart, isRtl, advance) + contextStart;
|
||
TemporaryBuffer.recycle(buf);
|
||
return result;
|
||
}
|
||
|
||
/**
|
||
* Returns true of the passed {@link Paint} will have the same effect on text measurement
|
||
*
|
||
* @param other A {@link Paint} object.
|
||
* @return true if the other {@link Paint} has the same effect on text measurement.
|
||
*/
|
||
public boolean equalsForTextMeasurement(@NonNull Paint other) {
|
||
return nEqualsForTextMeasurement(mNativePaint, other.mNativePaint);
|
||
}
|
||
|
||
// regular JNI
|
||
private static native long nGetNativeFinalizer();
|
||
private static native long nInit();
|
||
private static native long nInitWithPaint(long paint);
|
||
private static native int nBreakText(long nObject, char[] text, int index, int count,
|
||
float maxWidth, int bidiFlags, float[] measuredWidth);
|
||
private static native int nBreakText(long nObject, String text, boolean measureForwards,
|
||
float maxWidth, int bidiFlags, float[] measuredWidth);
|
||
private static native float nGetTextAdvances(long paintPtr, char[] text, int index, int count,
|
||
int contextIndex, int contextCount, int bidiFlags, float[] advances, int advancesIndex);
|
||
private static native float nGetTextAdvances(long paintPtr, String text, int start, int end,
|
||
int contextStart, int contextEnd, int bidiFlags, float[] advances, int advancesIndex);
|
||
private native int nGetTextRunCursor(long paintPtr, char[] text, int contextStart,
|
||
int contextLength, int dir, int offset, int cursorOpt);
|
||
private native int nGetTextRunCursor(long paintPtr, String text, int contextStart,
|
||
int contextEnd, int dir, int offset, int cursorOpt);
|
||
private static native void nGetTextPath(long paintPtr, int bidiFlags, char[] text, int index,
|
||
int count, float x, float y, long path);
|
||
private static native void nGetTextPath(long paintPtr, int bidiFlags, String text, int start,
|
||
int end, float x, float y, long path);
|
||
private static native void nGetStringBounds(long nativePaint, String text, int start, int end,
|
||
int bidiFlags, Rect bounds);
|
||
private static native void nGetCharArrayBounds(long nativePaint, char[] text, int index,
|
||
int count, int bidiFlags, Rect bounds);
|
||
private static native boolean nHasGlyph(long paintPtr, int bidiFlags, String string);
|
||
private static native float nGetRunAdvance(long paintPtr, char[] text, int start, int end,
|
||
int contextStart, int contextEnd, boolean isRtl, int offset);
|
||
private static native int nGetOffsetForAdvance(long paintPtr, char[] text, int start, int end,
|
||
int contextStart, int contextEnd, boolean isRtl, float advance);
|
||
|
||
|
||
// ---------------- @FastNative ------------------------
|
||
|
||
@FastNative
|
||
private static native int nSetTextLocales(long paintPtr, String locales);
|
||
@FastNative
|
||
private static native void nSetFontFeatureSettings(long paintPtr, String settings);
|
||
@FastNative
|
||
private static native float nGetFontMetrics(long paintPtr, FontMetrics metrics);
|
||
@FastNative
|
||
private static native int nGetFontMetricsInt(long paintPtr, FontMetricsInt fmi);
|
||
|
||
|
||
// ---------------- @CriticalNative ------------------------
|
||
|
||
@CriticalNative
|
||
private static native void nReset(long paintPtr);
|
||
@CriticalNative
|
||
private static native void nSet(long paintPtrDest, long paintPtrSrc);
|
||
@CriticalNative
|
||
private static native int nGetStyle(long paintPtr);
|
||
@CriticalNative
|
||
private static native void nSetStyle(long paintPtr, int style);
|
||
@CriticalNative
|
||
private static native int nGetStrokeCap(long paintPtr);
|
||
@CriticalNative
|
||
private static native void nSetStrokeCap(long paintPtr, int cap);
|
||
@CriticalNative
|
||
private static native int nGetStrokeJoin(long paintPtr);
|
||
@CriticalNative
|
||
private static native void nSetStrokeJoin(long paintPtr, int join);
|
||
@CriticalNative
|
||
private static native boolean nGetFillPath(long paintPtr, long src, long dst);
|
||
@CriticalNative
|
||
private static native long nSetShader(long paintPtr, long shader);
|
||
@CriticalNative
|
||
private static native long nSetColorFilter(long paintPtr, long filter);
|
||
@CriticalNative
|
||
private static native void nSetXfermode(long paintPtr, int xfermode);
|
||
@CriticalNative
|
||
private static native long nSetPathEffect(long paintPtr, long effect);
|
||
@CriticalNative
|
||
private static native long nSetMaskFilter(long paintPtr, long maskfilter);
|
||
@CriticalNative
|
||
private static native void nSetTypeface(long paintPtr, long typeface);
|
||
@CriticalNative
|
||
private static native int nGetTextAlign(long paintPtr);
|
||
@CriticalNative
|
||
private static native void nSetTextAlign(long paintPtr, int align);
|
||
@CriticalNative
|
||
private static native void nSetTextLocalesByMinikinLocaleListId(long paintPtr,
|
||
int mMinikinLocaleListId);
|
||
@CriticalNative
|
||
private static native void nSetShadowLayer(long paintPtr,
|
||
float radius, float dx, float dy, long colorSpaceHandle,
|
||
@ColorLong long shadowColor);
|
||
@CriticalNative
|
||
private static native boolean nHasShadowLayer(long paintPtr);
|
||
@CriticalNative
|
||
private static native float nGetLetterSpacing(long paintPtr);
|
||
@CriticalNative
|
||
private static native void nSetLetterSpacing(long paintPtr, float letterSpacing);
|
||
@CriticalNative
|
||
private static native float nGetWordSpacing(long paintPtr);
|
||
@CriticalNative
|
||
private static native void nSetWordSpacing(long paintPtr, float wordSpacing);
|
||
@CriticalNative
|
||
private static native int nGetStartHyphenEdit(long paintPtr);
|
||
@CriticalNative
|
||
private static native int nGetEndHyphenEdit(long paintPtr);
|
||
@CriticalNative
|
||
private static native void nSetStartHyphenEdit(long paintPtr, int hyphen);
|
||
@CriticalNative
|
||
private static native void nSetEndHyphenEdit(long paintPtr, int hyphen);
|
||
@CriticalNative
|
||
private static native void nSetStrokeMiter(long paintPtr, float miter);
|
||
@CriticalNative
|
||
private static native float nGetStrokeMiter(long paintPtr);
|
||
@CriticalNative
|
||
private static native void nSetStrokeWidth(long paintPtr, float width);
|
||
@CriticalNative
|
||
private static native float nGetStrokeWidth(long paintPtr);
|
||
@CriticalNative
|
||
private static native void nSetAlpha(long paintPtr, int a);
|
||
@CriticalNative
|
||
private static native void nSetDither(long paintPtr, boolean dither);
|
||
@CriticalNative
|
||
private static native int nGetFlags(long paintPtr);
|
||
@CriticalNative
|
||
private static native void nSetFlags(long paintPtr, int flags);
|
||
@CriticalNative
|
||
private static native int nGetHinting(long paintPtr);
|
||
@CriticalNative
|
||
private static native void nSetHinting(long paintPtr, int mode);
|
||
@CriticalNative
|
||
private static native void nSetAntiAlias(long paintPtr, boolean aa);
|
||
@CriticalNative
|
||
private static native void nSetLinearText(long paintPtr, boolean linearText);
|
||
@CriticalNative
|
||
private static native void nSetSubpixelText(long paintPtr, boolean subpixelText);
|
||
@CriticalNative
|
||
private static native void nSetUnderlineText(long paintPtr, boolean underlineText);
|
||
@CriticalNative
|
||
private static native void nSetFakeBoldText(long paintPtr, boolean fakeBoldText);
|
||
@CriticalNative
|
||
private static native void nSetFilterBitmap(long paintPtr, boolean filter);
|
||
@CriticalNative
|
||
private static native void nSetColor(long paintPtr, long colorSpaceHandle,
|
||
@ColorLong long color);
|
||
@CriticalNative
|
||
private static native void nSetColor(long paintPtr, @ColorInt int color);
|
||
@CriticalNative
|
||
private static native void nSetStrikeThruText(long paintPtr, boolean strikeThruText);
|
||
@CriticalNative
|
||
private static native boolean nIsElegantTextHeight(long paintPtr);
|
||
@CriticalNative
|
||
private static native void nSetElegantTextHeight(long paintPtr, boolean elegant);
|
||
@CriticalNative
|
||
private static native float nGetTextSize(long paintPtr);
|
||
@CriticalNative
|
||
private static native float nGetTextScaleX(long paintPtr);
|
||
@CriticalNative
|
||
private static native void nSetTextScaleX(long paintPtr, float scaleX);
|
||
@CriticalNative
|
||
private static native float nGetTextSkewX(long paintPtr);
|
||
@CriticalNative
|
||
private static native void nSetTextSkewX(long paintPtr, float skewX);
|
||
@CriticalNative
|
||
private static native float nAscent(long paintPtr);
|
||
@CriticalNative
|
||
private static native float nDescent(long paintPtr);
|
||
@CriticalNative
|
||
private static native float nGetUnderlinePosition(long paintPtr);
|
||
@CriticalNative
|
||
private static native float nGetUnderlineThickness(long paintPtr);
|
||
@CriticalNative
|
||
private static native float nGetStrikeThruPosition(long paintPtr);
|
||
@CriticalNative
|
||
private static native float nGetStrikeThruThickness(long paintPtr);
|
||
@CriticalNative
|
||
private static native void nSetTextSize(long paintPtr, float textSize);
|
||
@CriticalNative
|
||
private static native boolean nEqualsForTextMeasurement(long leftPaintPtr, long rightPaintPtr);
|
||
}
|