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De-couple RenderNode from View package

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First step of moving RenderNode to the graphics package

Test: builds
Change-Id: Ife7f5ec6698e32393d1b85ed2bad909ef0210be4
This commit is contained in:
John Reck
2018-09-24 15:25:42 -07:00
parent 99ae103961
commit 6b1644022b
14 changed files with 238 additions and 126 deletions
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3
core/java/android/view/DisplayListCanvas.java
View File

@@ -19,6 +19,7 @@ package android.view;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.annotation.UnsupportedAppUsage;
import android.graphics.BaseRecordingCanvas;
import android.graphics.Bitmap;
import android.graphics.CanvasProperty;
import android.graphics.Paint;
@@ -35,7 +36,7 @@ import dalvik.annotation.optimization.FastNative;
*
* @hide
*/
public final class DisplayListCanvas extends RecordingCanvas {
public final class DisplayListCanvas extends BaseRecordingCanvas {
// The recording canvas pool should be large enough to handle a deeply nested
// view hierarchy because display lists are generated recursively.
private static final int POOL_LIMIT = 25;

29
core/java/android/view/NativeVectorDrawableAnimator.java Normal file
View File

@@ -0,0 +1,29 @@
/*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.view;
/**
* Exists just to allow for android.graphics & android.view package separation
*
* TODO: Get off of this coupling more cleanly somehow
*
* @hide
*/
public interface NativeVectorDrawableAnimator {
/** @hide */
long getAnimatorNativePtr();
}

657
core/java/android/view/RecordingCanvas.java
View File

@@ -1,657 +0,0 @@
/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.view;
import android.annotation.ColorInt;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.annotation.Size;
import android.graphics.BaseCanvas;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Matrix;
import android.graphics.NinePatch;
import android.graphics.Paint;
import android.graphics.Path;
import android.graphics.Picture;
import android.graphics.PorterDuff;
import android.graphics.Rect;
import android.graphics.RectF;
import android.graphics.TemporaryBuffer;
import android.text.GraphicsOperations;
import android.text.MeasuredParagraph;
import android.text.PrecomputedText;
import android.text.SpannableString;
import android.text.SpannedString;
import android.text.TextUtils;
import dalvik.annotation.optimization.FastNative;
/**
* This class is a base class for canvases that defer drawing operations, so all
* the draw operations can be marked @FastNative. It contains a re-implementation of
* all the methods in {@link BaseCanvas}.
*
* @hide
*/
public class RecordingCanvas extends Canvas {
public RecordingCanvas(long nativeCanvas) {
super(nativeCanvas);
}
@Override
public final void drawArc(float left, float top, float right, float bottom, float startAngle,
float sweepAngle, boolean useCenter, @NonNull Paint paint) {
nDrawArc(mNativeCanvasWrapper, left, top, right, bottom, startAngle, sweepAngle,
useCenter, paint.getNativeInstance());
}
@Override
public final void drawArc(@NonNull RectF oval, float startAngle, float sweepAngle,
boolean useCenter, @NonNull Paint paint) {
drawArc(oval.left, oval.top, oval.right, oval.bottom, startAngle, sweepAngle, useCenter,
paint);
}
@Override
public final void drawARGB(int a, int r, int g, int b) {
drawColor(Color.argb(a, r, g, b));
}
@Override
public final void drawBitmap(@NonNull Bitmap bitmap, float left, float top,
@Nullable Paint paint) {
throwIfCannotDraw(bitmap);
nDrawBitmap(mNativeCanvasWrapper, bitmap, left, top,
paint != null ? paint.getNativeInstance() : 0, mDensity, mScreenDensity,
bitmap.mDensity);
}
@Override
public final void drawBitmap(@NonNull Bitmap bitmap, @NonNull Matrix matrix,
@Nullable Paint paint) {
nDrawBitmapMatrix(mNativeCanvasWrapper, bitmap, matrix.ni(),
paint != null ? paint.getNativeInstance() : 0);
}
@Override
public final void drawBitmap(@NonNull Bitmap bitmap, @Nullable Rect src, @NonNull Rect dst,
@Nullable Paint paint) {
if (dst == null) {
throw new NullPointerException();
}
throwIfCannotDraw(bitmap);
final long nativePaint = paint == null ? 0 : paint.getNativeInstance();
int left, top, right, bottom;
if (src == null) {
left = top = 0;
right = bitmap.getWidth();
bottom = bitmap.getHeight();
} else {
left = src.left;
right = src.right;
top = src.top;
bottom = src.bottom;
}
nDrawBitmap(mNativeCanvasWrapper, bitmap, left, top, right, bottom,
dst.left, dst.top, dst.right, dst.bottom, nativePaint, mScreenDensity,
bitmap.mDensity);
}
@Override
public final void drawBitmap(@NonNull Bitmap bitmap, @Nullable Rect src, @NonNull RectF dst,
@Nullable Paint paint) {
if (dst == null) {
throw new NullPointerException();
}
throwIfCannotDraw(bitmap);
final long nativePaint = paint == null ? 0 : paint.getNativeInstance();
float left, top, right, bottom;
if (src == null) {
left = top = 0;
right = bitmap.getWidth();
bottom = bitmap.getHeight();
} else {
left = src.left;
right = src.right;
top = src.top;
bottom = src.bottom;
}
nDrawBitmap(mNativeCanvasWrapper, bitmap, left, top, right, bottom,
dst.left, dst.top, dst.right, dst.bottom, nativePaint, mScreenDensity,
bitmap.mDensity);
}
/** @deprecated checkstyle */
@Override
@Deprecated
public final void drawBitmap(@NonNull int[] colors, int offset, int stride, float x, float y,
int width, int height, boolean hasAlpha, @Nullable Paint paint) {
// check for valid input
if (width < 0) {
throw new IllegalArgumentException("width must be >= 0");
}
if (height < 0) {
throw new IllegalArgumentException("height must be >= 0");
}
if (Math.abs(stride) < width) {
throw new IllegalArgumentException("abs(stride) must be >= width");
}
int lastScanline = offset + (height - 1) * stride;
int length = colors.length;
if (offset < 0 || (offset + width > length) || lastScanline < 0
|| (lastScanline + width > length)) {
throw new ArrayIndexOutOfBoundsException();
}
// quick escape if there's nothing to draw
if (width == 0 || height == 0) {
return;
}
// punch down to native for the actual draw
nDrawBitmap(mNativeCanvasWrapper, colors, offset, stride, x, y, width, height, hasAlpha,
paint != null ? paint.getNativeInstance() : 0);
}
/** @deprecated checkstyle */
@Override
@Deprecated
public final void drawBitmap(@NonNull int[] colors, int offset, int stride, int x, int y,
int width, int height, boolean hasAlpha, @Nullable Paint paint) {
// call through to the common float version
drawBitmap(colors, offset, stride, (float) x, (float) y, width, height,
hasAlpha, paint);
}
@Override
public final void drawBitmapMesh(@NonNull Bitmap bitmap, int meshWidth, int meshHeight,
@NonNull float[] verts, int vertOffset, @Nullable int[] colors, int colorOffset,
@Nullable Paint paint) {
if ((meshWidth | meshHeight | vertOffset | colorOffset) < 0) {
throw new ArrayIndexOutOfBoundsException();
}
if (meshWidth == 0 || meshHeight == 0) {
return;
}
int count = (meshWidth + 1) * (meshHeight + 1);
// we mul by 2 since we need two floats per vertex
checkRange(verts.length, vertOffset, count * 2);
if (colors != null) {
// no mul by 2, since we need only 1 color per vertex
checkRange(colors.length, colorOffset, count);
}
nDrawBitmapMesh(mNativeCanvasWrapper, bitmap, meshWidth, meshHeight,
verts, vertOffset, colors, colorOffset,
paint != null ? paint.getNativeInstance() : 0);
}
@Override
public final void drawCircle(float cx, float cy, float radius, @NonNull Paint paint) {
nDrawCircle(mNativeCanvasWrapper, cx, cy, radius, paint.getNativeInstance());
}
@Override
public final void drawColor(@ColorInt int color) {
nDrawColor(mNativeCanvasWrapper, color, PorterDuff.Mode.SRC_OVER.nativeInt);
}
@Override
public final void drawColor(@ColorInt int color, @NonNull PorterDuff.Mode mode) {
nDrawColor(mNativeCanvasWrapper, color, mode.nativeInt);
}
@Override
public final void drawLine(float startX, float startY, float stopX, float stopY,
@NonNull Paint paint) {
nDrawLine(mNativeCanvasWrapper, startX, startY, stopX, stopY, paint.getNativeInstance());
}
@Override
public final void drawLines(@Size(multiple = 4) @NonNull float[] pts, int offset, int count,
@NonNull Paint paint) {
nDrawLines(mNativeCanvasWrapper, pts, offset, count, paint.getNativeInstance());
}
@Override
public final void drawLines(@Size(multiple = 4) @NonNull float[] pts, @NonNull Paint paint) {
drawLines(pts, 0, pts.length, paint);
}
@Override
public final void drawOval(float left, float top, float right, float bottom,
@NonNull Paint paint) {
nDrawOval(mNativeCanvasWrapper, left, top, right, bottom, paint.getNativeInstance());
}
@Override
public final void drawOval(@NonNull RectF oval, @NonNull Paint paint) {
if (oval == null) {
throw new NullPointerException();
}
drawOval(oval.left, oval.top, oval.right, oval.bottom, paint);
}
@Override
public final void drawPaint(@NonNull Paint paint) {
nDrawPaint(mNativeCanvasWrapper, paint.getNativeInstance());
}
@Override
public final void drawPatch(@NonNull NinePatch patch, @NonNull Rect dst,
@Nullable Paint paint) {
Bitmap bitmap = patch.getBitmap();
throwIfCannotDraw(bitmap);
final long nativePaint = paint == null ? 0 : paint.getNativeInstance();
nDrawNinePatch(mNativeCanvasWrapper, bitmap.getNativeInstance(), patch.mNativeChunk,
dst.left, dst.top, dst.right, dst.bottom, nativePaint,
mDensity, patch.getDensity());
}
@Override
public final void drawPatch(@NonNull NinePatch patch, @NonNull RectF dst,
@Nullable Paint paint) {
Bitmap bitmap = patch.getBitmap();
throwIfCannotDraw(bitmap);
final long nativePaint = paint == null ? 0 : paint.getNativeInstance();
nDrawNinePatch(mNativeCanvasWrapper, bitmap.getNativeInstance(), patch.mNativeChunk,
dst.left, dst.top, dst.right, dst.bottom, nativePaint,
mDensity, patch.getDensity());
}
@Override
public final void drawPath(@NonNull Path path, @NonNull Paint paint) {
if (path.isSimplePath && path.rects != null) {
nDrawRegion(mNativeCanvasWrapper, path.rects.mNativeRegion, paint.getNativeInstance());
} else {
nDrawPath(mNativeCanvasWrapper, path.readOnlyNI(), paint.getNativeInstance());
}
}
@Override
public final void drawPicture(@NonNull Picture picture) {
picture.endRecording();
int restoreCount = save();
picture.draw(this);
restoreToCount(restoreCount);
}
@Override
public final void drawPicture(@NonNull Picture picture, @NonNull Rect dst) {
save();
translate(dst.left, dst.top);
if (picture.getWidth() > 0 && picture.getHeight() > 0) {
scale((float) dst.width() / picture.getWidth(),
(float) dst.height() / picture.getHeight());
}
drawPicture(picture);
restore();
}
@Override
public final void drawPicture(@NonNull Picture picture, @NonNull RectF dst) {
save();
translate(dst.left, dst.top);
if (picture.getWidth() > 0 && picture.getHeight() > 0) {
scale(dst.width() / picture.getWidth(), dst.height() / picture.getHeight());
}
drawPicture(picture);
restore();
}
@Override
public final void drawPoint(float x, float y, @NonNull Paint paint) {
nDrawPoint(mNativeCanvasWrapper, x, y, paint.getNativeInstance());
}
@Override
public final void drawPoints(@Size(multiple = 2) float[] pts, int offset, int count,
@NonNull Paint paint) {
nDrawPoints(mNativeCanvasWrapper, pts, offset, count, paint.getNativeInstance());
}
@Override
public final void drawPoints(@Size(multiple = 2) @NonNull float[] pts, @NonNull Paint paint) {
drawPoints(pts, 0, pts.length, paint);
}
/** @deprecated checkstyle */
@Override
@Deprecated
public final void drawPosText(@NonNull char[] text, int index, int count,
@NonNull @Size(multiple = 2) float[] pos,
@NonNull Paint paint) {
if (index < 0 || index + count > text.length || count * 2 > pos.length) {
throw new IndexOutOfBoundsException();
}
for (int i = 0; i < count; i++) {
drawText(text, index + i, 1, pos[i * 2], pos[i * 2 + 1], paint);
}
}
/** @deprecated checkstyle */
@Override
@Deprecated
public final void drawPosText(@NonNull String text, @NonNull @Size(multiple = 2) float[] pos,
@NonNull Paint paint) {
drawPosText(text.toCharArray(), 0, text.length(), pos, paint);
}
@Override
public final void drawRect(float left, float top, float right, float bottom,
@NonNull Paint paint) {
nDrawRect(mNativeCanvasWrapper, left, top, right, bottom, paint.getNativeInstance());
}
@Override
public final void drawRect(@NonNull Rect r, @NonNull Paint paint) {
drawRect(r.left, r.top, r.right, r.bottom, paint);
}
@Override
public final void drawRect(@NonNull RectF rect, @NonNull Paint paint) {
nDrawRect(mNativeCanvasWrapper,
rect.left, rect.top, rect.right, rect.bottom, paint.getNativeInstance());
}
@Override
public final void drawRGB(int r, int g, int b) {
drawColor(Color.rgb(r, g, b));
}
@Override
public final void drawRoundRect(float left, float top, float right, float bottom,
float rx, float ry, @NonNull Paint paint) {
nDrawRoundRect(mNativeCanvasWrapper, left, top, right, bottom, rx, ry,
paint.getNativeInstance());
}
@Override
public final void drawRoundRect(@NonNull RectF rect, float rx, float ry, @NonNull Paint paint) {
drawRoundRect(rect.left, rect.top, rect.right, rect.bottom, rx, ry, paint);
}
@Override
public final void drawText(@NonNull char[] text, int index, int count, float x, float y,
@NonNull Paint paint) {
if ((index | count | (index + count)
| (text.length - index - count)) < 0) {
throw new IndexOutOfBoundsException();
}
nDrawText(mNativeCanvasWrapper, text, index, count, x, y, paint.mBidiFlags,
paint.getNativeInstance());
}
@Override
public final void drawText(@NonNull CharSequence text, int start, int end, float x, float y,
@NonNull Paint paint) {
if ((start | end | (end - start) | (text.length() - end)) < 0) {
throw new IndexOutOfBoundsException();
}
if (text instanceof String || text instanceof SpannedString
|| text instanceof SpannableString) {
nDrawText(mNativeCanvasWrapper, text.toString(), start, end, x, y,
paint.mBidiFlags, paint.getNativeInstance());
} else if (text instanceof GraphicsOperations) {
((GraphicsOperations) text).drawText(this, start, end, x, y,
paint);
} else {
char[] buf = TemporaryBuffer.obtain(end - start);
TextUtils.getChars(text, start, end, buf, 0);
nDrawText(mNativeCanvasWrapper, buf, 0, end - start, x, y,
paint.mBidiFlags, paint.getNativeInstance());
TemporaryBuffer.recycle(buf);
}
}
@Override
public final void drawText(@NonNull String text, float x, float y, @NonNull Paint paint) {
nDrawText(mNativeCanvasWrapper, text, 0, text.length(), x, y, paint.mBidiFlags,
paint.getNativeInstance());
}
@Override
public final void drawText(@NonNull String text, int start, int end, float x, float y,
@NonNull Paint paint) {
if ((start | end | (end - start) | (text.length() - end)) < 0) {
throw new IndexOutOfBoundsException();
}
nDrawText(mNativeCanvasWrapper, text, start, end, x, y, paint.mBidiFlags,
paint.getNativeInstance());
}
@Override
public final void drawTextOnPath(@NonNull char[] text, int index, int count, @NonNull Path path,
float hOffset, float vOffset, @NonNull Paint paint) {
if (index < 0 || index + count > text.length) {
throw new ArrayIndexOutOfBoundsException();
}
nDrawTextOnPath(mNativeCanvasWrapper, text, index, count,
path.readOnlyNI(), hOffset, vOffset,
paint.mBidiFlags, paint.getNativeInstance());
}
@Override
public final void drawTextOnPath(@NonNull String text, @NonNull Path path, float hOffset,
float vOffset, @NonNull Paint paint) {
if (text.length() > 0) {
nDrawTextOnPath(mNativeCanvasWrapper, text, path.readOnlyNI(), hOffset, vOffset,
paint.mBidiFlags, paint.getNativeInstance());
}
}
@Override
public final void drawTextRun(@NonNull char[] text, int index, int count, int contextIndex,
int contextCount, float x, float y, boolean isRtl, @NonNull Paint paint) {
if (text == null) {
throw new NullPointerException("text is null");
}
if (paint == null) {
throw new NullPointerException("paint is null");
}
if ((index | count | contextIndex | contextCount | index - contextIndex
| (contextIndex + contextCount) - (index + count)
| text.length - (contextIndex + contextCount)) < 0) {
throw new IndexOutOfBoundsException();
}
nDrawTextRun(mNativeCanvasWrapper, text, index, count, contextIndex, contextCount,
x, y, isRtl, paint.getNativeInstance(), 0 /* measured text */);
}
@Override
public final void drawTextRun(@NonNull CharSequence text, int start, int end, int contextStart,
int contextEnd, float x, float y, boolean isRtl, @NonNull Paint paint) {
if (text == null) {
throw new NullPointerException("text is null");
}
if (paint == null) {
throw new NullPointerException("paint is null");
}
if ((start | end | contextStart | contextEnd | start - contextStart | end - start
| contextEnd - end | text.length() - contextEnd) < 0) {
throw new IndexOutOfBoundsException();
}
if (text instanceof String || text instanceof SpannedString
|| text instanceof SpannableString) {
nDrawTextRun(mNativeCanvasWrapper, text.toString(), start, end, contextStart,
contextEnd, x, y, isRtl, paint.getNativeInstance());
} else if (text instanceof GraphicsOperations) {
((GraphicsOperations) text).drawTextRun(this, start, end,
contextStart, contextEnd, x, y, isRtl, paint);
} else {
if (text instanceof PrecomputedText) {
final PrecomputedText pt = (PrecomputedText) text;
final int paraIndex = pt.findParaIndex(start);
if (end <= pt.getParagraphEnd(paraIndex)) {
final int paraStart = pt.getParagraphStart(paraIndex);
final MeasuredParagraph mp = pt.getMeasuredParagraph(paraIndex);
// Only support if the target is in the same paragraph.
nDrawTextRun(mNativeCanvasWrapper,
mp.getChars(),
start - paraStart,
end - start,
contextStart - paraStart,
contextEnd - contextStart,
x, y, isRtl, paint.getNativeInstance(),
mp.getNativeMeasuredParagraph().getNativePtr());
return;
}
}
int contextLen = contextEnd - contextStart;
int len = end - start;
char[] buf = TemporaryBuffer.obtain(contextLen);
TextUtils.getChars(text, contextStart, contextEnd, buf, 0);
nDrawTextRun(mNativeCanvasWrapper, buf, start - contextStart, len,
0, contextLen, x, y, isRtl, paint.getNativeInstance(),
0 /* measured paragraph pointer */);
TemporaryBuffer.recycle(buf);
}
}
@Override
public final void drawVertices(@NonNull VertexMode mode, int vertexCount,
@NonNull float[] verts, int vertOffset, @Nullable float[] texs, int texOffset,
@Nullable int[] colors, int colorOffset, @Nullable short[] indices, int indexOffset,
int indexCount, @NonNull Paint paint) {
checkRange(verts.length, vertOffset, vertexCount);
if (texs != null) {
checkRange(texs.length, texOffset, vertexCount);
}
if (colors != null) {
checkRange(colors.length, colorOffset, vertexCount / 2);
}
if (indices != null) {
checkRange(indices.length, indexOffset, indexCount);
}
nDrawVertices(mNativeCanvasWrapper, mode.nativeInt, vertexCount, verts,
vertOffset, texs, texOffset, colors, colorOffset,
indices, indexOffset, indexCount, paint.getNativeInstance());
}
@FastNative
private static native void nDrawBitmap(long nativeCanvas, Bitmap bitmap, float left, float top,
long nativePaintOrZero, int canvasDensity, int screenDensity, int bitmapDensity);
@FastNative
private static native void nDrawBitmap(long nativeCanvas, Bitmap bitmap,
float srcLeft, float srcTop, float srcRight, float srcBottom,
float dstLeft, float dstTop, float dstRight, float dstBottom,
long nativePaintOrZero, int screenDensity, int bitmapDensity);
@FastNative
private static native void nDrawBitmap(long nativeCanvas, int[] colors, int offset, int stride,
float x, float y, int width, int height, boolean hasAlpha, long nativePaintOrZero);
@FastNative
private static native void nDrawColor(long nativeCanvas, int color, int mode);
@FastNative
private static native void nDrawPaint(long nativeCanvas, long nativePaint);
@FastNative
private static native void nDrawPoint(long canvasHandle, float x, float y, long paintHandle);
@FastNative
private static native void nDrawPoints(long canvasHandle, float[] pts, int offset, int count,
long paintHandle);
@FastNative
private static native void nDrawLine(long nativeCanvas, float startX, float startY, float stopX,
float stopY, long nativePaint);
@FastNative
private static native void nDrawLines(long canvasHandle, float[] pts, int offset, int count,
long paintHandle);
@FastNative
private static native void nDrawRect(long nativeCanvas, float left, float top, float right,
float bottom, long nativePaint);
@FastNative
private static native void nDrawOval(long nativeCanvas, float left, float top, float right,
float bottom, long nativePaint);
@FastNative
private static native void nDrawCircle(long nativeCanvas, float cx, float cy, float radius,
long nativePaint);
@FastNative
private static native void nDrawArc(long nativeCanvas, float left, float top, float right,
float bottom, float startAngle, float sweep, boolean useCenter, long nativePaint);
@FastNative
private static native void nDrawRoundRect(long nativeCanvas, float left, float top, float right,
float bottom, float rx, float ry, long nativePaint);
@FastNative
private static native void nDrawPath(long nativeCanvas, long nativePath, long nativePaint);
@FastNative
private static native void nDrawRegion(long nativeCanvas, long nativeRegion, long nativePaint);
@FastNative
private static native void nDrawNinePatch(long nativeCanvas, long nativeBitmap, long ninePatch,
float dstLeft, float dstTop, float dstRight, float dstBottom, long nativePaintOrZero,
int screenDensity, int bitmapDensity);
@FastNative
private static native void nDrawBitmapMatrix(long nativeCanvas, Bitmap bitmap,
long nativeMatrix, long nativePaint);
@FastNative
private static native void nDrawBitmapMesh(long nativeCanvas, Bitmap bitmap, int meshWidth,
int meshHeight, float[] verts, int vertOffset, int[] colors, int colorOffset,
long nativePaint);
@FastNative
private static native void nDrawVertices(long nativeCanvas, int mode, int n, float[] verts,
int vertOffset, float[] texs, int texOffset, int[] colors, int colorOffset,
short[] indices, int indexOffset, int indexCount, long nativePaint);
@FastNative
private static native void nDrawText(long nativeCanvas, char[] text, int index, int count,
float x, float y, int flags, long nativePaint);
@FastNative
private static native void nDrawText(long nativeCanvas, String text, int start, int end,
float x, float y, int flags, long nativePaint);
@FastNative
private static native void nDrawTextRun(long nativeCanvas, String text, int start, int end,
int contextStart, int contextEnd, float x, float y, boolean isRtl, long nativePaint);
@FastNative
private static native void nDrawTextRun(long nativeCanvas, char[] text, int start, int count,
int contextStart, int contextCount, float x, float y, boolean isRtl, long nativePaint,
long nativePrecomputedText);
@FastNative
private static native void nDrawTextOnPath(long nativeCanvas, char[] text, int index, int count,
long nativePath, float hOffset, float vOffset, int bidiFlags, long nativePaint);
@FastNative
private static native void nDrawTextOnPath(long nativeCanvas, String text, long nativePath,
float hOffset, float vOffset, int flags, long nativePaint);
}

77
core/java/android/view/RenderNode.java
View File

@@ -24,7 +24,6 @@ import android.graphics.Matrix;
import android.graphics.Outline;
import android.graphics.Paint;
import android.graphics.Rect;
import android.graphics.drawable.AnimatedVectorDrawable;
import dalvik.annotation.optimization.CriticalNative;
import dalvik.annotation.optimization.FastNative;
@@ -148,12 +147,12 @@ public class RenderNode {
* @hide
*/
final long mNativeRenderNode;
private final View mOwningView;
private final AnimationHost mAnimationHost;
private RenderNode(String name, View owningView) {
private RenderNode(String name, AnimationHost animationHost) {
mNativeRenderNode = nCreate(name);
NoImagePreloadHolder.sRegistry.registerNativeAllocation(this, mNativeRenderNode);
mOwningView = owningView;
mAnimationHost = animationHost;
}
/**
@@ -162,7 +161,7 @@ public class RenderNode {
private RenderNode(long nativePtr) {
mNativeRenderNode = nativePtr;
NoImagePreloadHolder.sRegistry.registerNativeAllocation(this, mNativeRenderNode);
mOwningView = null;
mAnimationHost = null;
}
/**
@@ -174,8 +173,8 @@ public class RenderNode {
* @return A new RenderNode.
*/
@UnsupportedAppUsage
public static RenderNode create(String name, @Nullable View owningView) {
return new RenderNode(name, owningView);
public static RenderNode create(String name, @Nullable AnimationHost animationHost) {
return new RenderNode(name, animationHost);
}
/**
@@ -188,11 +187,38 @@ public class RenderNode {
return new RenderNode(nativePtr);
}
/**
* Listens for RenderNode position updates for synchronous window movement.
*
* This is not suitable for generic position listening, it is only designed & intended
* for use by things which require external position events like SurfaceView, PopupWindow, etc..
*
* @hide
*/
interface PositionUpdateListener {
/**
* Called by native by a Rendering Worker thread to update window position
*
* @hide
*/
void positionChanged(long frameNumber, int left, int top, int right, int bottom);
/**
* Called by native on RenderThread to notify that the view is no longer in the
* draw tree. UI thread is blocked at this point.
*
* @hide
*/
void positionLost(long frameNumber);
}
/**
* Enable callbacks for position changes.
*/
public void requestPositionUpdates(SurfaceView view) {
nRequestPositionUpdates(mNativeRenderNode, view);
public void requestPositionUpdates(PositionUpdateListener listener) {
nRequestPositionUpdates(mNativeRenderNode, listener);
}
@@ -873,26 +899,42 @@ public class RenderNode {
// Animations
///////////////////////////////////////////////////////////////////////////
/**
* TODO: Figure out if this can be eliminated/refactored away
*
* For now this interface exists to de-couple RenderNode from anything View-specific in a
* bit of a kludge.
*
* @hide */
interface AnimationHost {
void registerAnimatingRenderNode(RenderNode animator);
void registerVectorDrawableAnimator(NativeVectorDrawableAnimator animator);
boolean isAttached();
}
/** @hide */
public void addAnimator(RenderNodeAnimator animator) {
if (mOwningView == null || mOwningView.mAttachInfo == null) {
if (!isAttached()) {
throw new IllegalStateException("Cannot start this animator on a detached view!");
}
nAddAnimator(mNativeRenderNode, animator.getNativeAnimator());
mOwningView.mAttachInfo.mViewRootImpl.registerAnimatingRenderNode(this);
mAnimationHost.registerAnimatingRenderNode(this);
}
/** @hide */
public boolean isAttached() {
return mOwningView != null && mOwningView.mAttachInfo != null;
return mAnimationHost != null && mAnimationHost.isAttached();
}
public void registerVectorDrawableAnimator(
AnimatedVectorDrawable.VectorDrawableAnimatorRT animatorSet) {
if (mOwningView == null || mOwningView.mAttachInfo == null) {
/** @hide */
public void registerVectorDrawableAnimator(NativeVectorDrawableAnimator animatorSet) {
if (!isAttached()) {
throw new IllegalStateException("Cannot start this animator on a detached view!");
}
mOwningView.mAttachInfo.mViewRootImpl.registerVectorDrawableAnimator(animatorSet);
mAnimationHost.registerVectorDrawableAnimator(animatorSet);
}
/** @hide */
public void endAllAnimators() {
nEndAllAnimators(mNativeRenderNode);
}
@@ -906,7 +948,8 @@ public class RenderNode {
private static native long nGetNativeFinalizer();
private static native void nOutput(long renderNode);
private static native int nGetDebugSize(long renderNode);
private static native void nRequestPositionUpdates(long renderNode, SurfaceView callback);
private static native void nRequestPositionUpdates(long renderNode,
PositionUpdateListener callback);
// Animations

135
core/java/android/view/SurfaceView.java
View File

@@ -209,7 +209,7 @@ public class SurfaceView extends View implements ViewRootImpl.WindowStoppedCallb
public SurfaceView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
super(context, attrs, defStyleAttr, defStyleRes);
mRenderNode.requestPositionUpdates(this);
mRenderNode.requestPositionUpdates(mPositionListener);
setWillNotDraw(true);
}
@@ -826,81 +826,80 @@ public class SurfaceView extends View implements ViewRootImpl.WindowStoppedCallb
private Rect mRTLastReportedPosition = new Rect();
/**
* Called by native by a Rendering Worker thread to update the window position
* @hide
*/
@UnsupportedAppUsage
public final void updateSurfacePosition_renderWorker(long frameNumber,
int left, int top, int right, int bottom) {
if (mSurfaceControl == null) {
return;
}
private RenderNode.PositionUpdateListener mPositionListener =
new RenderNode.PositionUpdateListener() {
// TODO: This is teensy bit racey in that a brand new SurfaceView moving on
// its 2nd frame if RenderThread is running slowly could potentially see
// this as false, enter the branch, get pre-empted, then this comes along
// and reports a new position, then the UI thread resumes and reports
// its position. This could therefore be de-sync'd in that interval, but
// the synchronization would violate the rule that RT must never block
// on the UI thread which would open up potential deadlocks. The risk of
// a single-frame desync is therefore preferable for now.
mRtHandlingPositionUpdates = true;
if (mRTLastReportedPosition.left == left
&& mRTLastReportedPosition.top == top
&& mRTLastReportedPosition.right == right
&& mRTLastReportedPosition.bottom == bottom) {
return;
}
try {
if (DEBUG) {
Log.d(TAG, String.format("%d updateSurfacePosition RenderWorker, frameNr = %d, " +
"postion = [%d, %d, %d, %d]", System.identityHashCode(this),
frameNumber, left, top, right, bottom));
@Override
public void positionChanged(long frameNumber, int left, int top, int right, int bottom) {
if (mSurfaceControl == null) {
return;
}
mRTLastReportedPosition.set(left, top, right, bottom);
setParentSpaceRectangle(mRTLastReportedPosition, frameNumber);
// Now overwrite mRTLastReportedPosition with our values
} catch (Exception ex) {
Log.e(TAG, "Exception from repositionChild", ex);
}
}
/**
* Called by native on RenderThread to notify that the view is no longer in the
* draw tree. UI thread is blocked at this point.
* @hide
*/
@UnsupportedAppUsage
public final void surfacePositionLost_uiRtSync(long frameNumber) {
if (DEBUG) {
Log.d(TAG, String.format("%d windowPositionLost, frameNr = %d",
System.identityHashCode(this), frameNumber));
// TODO: This is teensy bit racey in that a brand new SurfaceView moving on
// its 2nd frame if RenderThread is running slowly could potentially see
// this as false, enter the branch, get pre-empted, then this comes along
// and reports a new position, then the UI thread resumes and reports
// its position. This could therefore be de-sync'd in that interval, but
// the synchronization would violate the rule that RT must never block
// on the UI thread which would open up potential deadlocks. The risk of
// a single-frame desync is therefore preferable for now.
mRtHandlingPositionUpdates = true;
if (mRTLastReportedPosition.left == left
&& mRTLastReportedPosition.top == top
&& mRTLastReportedPosition.right == right
&& mRTLastReportedPosition.bottom == bottom) {
return;
}
try {
if (DEBUG) {
Log.d(TAG, String.format(
"%d updateSurfacePosition RenderWorker, frameNr = %d, "
+ "postion = [%d, %d, %d, %d]",
System.identityHashCode(this), frameNumber,
left, top, right, bottom));
}
mRTLastReportedPosition.set(left, top, right, bottom);
setParentSpaceRectangle(mRTLastReportedPosition, frameNumber);
// Now overwrite mRTLastReportedPosition with our values
} catch (Exception ex) {
Log.e(TAG, "Exception from repositionChild", ex);
}
}
mRTLastReportedPosition.setEmpty();
if (mSurfaceControl == null) {
return;
}
if (mRtHandlingPositionUpdates) {
mRtHandlingPositionUpdates = false;
// This callback will happen while the UI thread is blocked, so we can
// safely access other member variables at this time.
// So do what the UI thread would have done if RT wasn't handling position
// updates.
if (!mScreenRect.isEmpty() && !mScreenRect.equals(mRTLastReportedPosition)) {
try {
if (DEBUG) Log.d(TAG, String.format("%d updateSurfacePosition, " +
"postion = [%d, %d, %d, %d]", System.identityHashCode(this),
mScreenRect.left, mScreenRect.top,
mScreenRect.right, mScreenRect.bottom));
setParentSpaceRectangle(mScreenRect, frameNumber);
} catch (Exception ex) {
Log.e(TAG, "Exception configuring surface", ex);
@Override
public void positionLost(long frameNumber) {
if (DEBUG) {
Log.d(TAG, String.format("%d windowPositionLost, frameNr = %d",
System.identityHashCode(this), frameNumber));
}
mRTLastReportedPosition.setEmpty();
if (mSurfaceControl == null) {
return;
}
if (mRtHandlingPositionUpdates) {
mRtHandlingPositionUpdates = false;
// This callback will happen while the UI thread is blocked, so we can
// safely access other member variables at this time.
// So do what the UI thread would have done if RT wasn't handling position
// updates.
if (!mScreenRect.isEmpty() && !mScreenRect.equals(mRTLastReportedPosition)) {
try {
if (DEBUG) {
Log.d(TAG, String.format("%d updateSurfacePosition, "
+ "postion = [%d, %d, %d, %d]",
System.identityHashCode(this),
mScreenRect.left, mScreenRect.top,
mScreenRect.right, mScreenRect.bottom));
}
setParentSpaceRectangle(mScreenRect, frameNumber);
} catch (Exception ex) {
Log.e(TAG, "Exception configuring surface", ex);
}
}
}
}
}
};
private SurfaceHolder.Callback[] getSurfaceCallbacks() {
SurfaceHolder.Callback callbacks[];

4
core/java/android/view/ThreadedRenderer.java
View File

@@ -25,7 +25,6 @@ import android.content.res.TypedArray;
import android.graphics.Bitmap;
import android.graphics.Point;
import android.graphics.Rect;
import android.graphics.drawable.AnimatedVectorDrawable;
import android.os.IBinder;
import android.os.ParcelFileDescriptor;
import android.os.RemoteException;
@@ -914,8 +913,7 @@ public final class ThreadedRenderer {
nRegisterAnimatingRenderNode(mRootNode.mNativeRenderNode, animator.mNativeRenderNode);
}
void registerVectorDrawableAnimator(
AnimatedVectorDrawable.VectorDrawableAnimatorRT animator) {
void registerVectorDrawableAnimator(NativeVectorDrawableAnimator animator) {
nRegisterVectorDrawableAnimator(mRootNode.mNativeRenderNode,
animator.getAnimatorNativePtr());
}

7
core/java/android/view/View.java
View File

@@ -4864,7 +4864,7 @@ public class View implements Drawable.Callback, KeyEvent.Callback,
setOverScrollMode(OVER_SCROLL_IF_CONTENT_SCROLLS);
mUserPaddingStart = UNDEFINED_PADDING;
mUserPaddingEnd = UNDEFINED_PADDING;
mRenderNode = RenderNode.create(getClass().getName(), this);
mRenderNode = RenderNode.create(getClass().getName(), new ViewAnimationHostBridge(this));
if (!sCompatibilityDone && context != null) {
final int targetSdkVersion = context.getApplicationInfo().targetSdkVersion;
@@ -5732,7 +5732,7 @@ public class View implements Drawable.Callback, KeyEvent.Callback,
@UnsupportedAppUsage
View() {
mResources = null;
mRenderNode = RenderNode.create(getClass().getName(), this);
mRenderNode = RenderNode.create(getClass().getName(), new ViewAnimationHostBridge(this));
}
final boolean debugDraw() {
@@ -20600,7 +20600,8 @@ public class View implements Drawable.Callback, KeyEvent.Callback,
*/
private RenderNode getDrawableRenderNode(Drawable drawable, RenderNode renderNode) {
if (renderNode == null) {
renderNode = RenderNode.create(drawable.getClass().getName(), this);
renderNode = RenderNode.create(drawable.getClass().getName(),
new ViewAnimationHostBridge(this));
renderNode.setUsageHint(RenderNode.USAGE_BACKGROUND);
}

48
core/java/android/view/ViewAnimationHostBridge.java Normal file
View File

@@ -0,0 +1,48 @@
/*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.view;
/**
* Maps a View to a RenderNode's AnimationHost
*
* @hide
*/
public class ViewAnimationHostBridge implements RenderNode.AnimationHost {
private final View mView;
/**
* @param view the View to bridge to an AnimationHost
*/
public ViewAnimationHostBridge(View view) {
mView = view;
}
@Override
public void registerAnimatingRenderNode(RenderNode animator) {
mView.mAttachInfo.mViewRootImpl.registerAnimatingRenderNode(animator);
}
@Override
public void registerVectorDrawableAnimator(NativeVectorDrawableAnimator animator) {
mView.mAttachInfo.mViewRootImpl.registerVectorDrawableAnimator(animator);
}
@Override
public boolean isAttached() {
return mView.mAttachInfo != null;
}
}

10
core/java/android/view/ViewRootImpl.java
View File

@@ -52,7 +52,6 @@ import android.graphics.PointF;
import android.graphics.PorterDuff;
import android.graphics.Rect;
import android.graphics.Region;
import android.graphics.drawable.AnimatedVectorDrawable;
import android.graphics.drawable.Drawable;
import android.hardware.display.DisplayManager;
import android.hardware.display.DisplayManager.DisplayListener;
@@ -991,6 +990,9 @@ public final class ViewRootImpl implements ViewParent,
ThreadedRenderer.invokeFunctor(functor, waitForCompletion);
}
/**
* @param animator animator to register with the hardware renderer
*/
public void registerAnimatingRenderNode(RenderNode animator) {
if (mAttachInfo.mThreadedRenderer != null) {
mAttachInfo.mThreadedRenderer.registerAnimatingRenderNode(animator);
@@ -1002,8 +1004,10 @@ public final class ViewRootImpl implements ViewParent,
}
}
public void registerVectorDrawableAnimator(
AnimatedVectorDrawable.VectorDrawableAnimatorRT animator) {
/**
* @param animator animator to register with the hardware renderer
*/
public void registerVectorDrawableAnimator(NativeVectorDrawableAnimator animator) {
if (mAttachInfo.mThreadedRenderer != null) {
mAttachInfo.mThreadedRenderer.registerVectorDrawableAnimator(animator);
}