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Implement double shadow text view for dream complications

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Bug: 239089588
Test: manually on device, verifying complications are visible on white
dream

Change-Id: I9b833b6f30a4102d65d1e430a3b66ed8e79e9082
This commit is contained in:
Lucas Silva
2022-09-15 16:27:03 -04:00
parent 84e2c20b42
commit ef70e618c7
5 changed files with 176 additions and 38 deletions
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4
packages/SystemUI/res/values/colors.xml
View File

@@ -241,6 +241,10 @@
<color name="dream_overlay_aqi_very_unhealthy">#AD1457</color>
<color name="dream_overlay_aqi_hazardous">#880E4F</color>
<color name="dream_overlay_aqi_unknown">#BDC1C6</color>
<!-- Dream overlay text shadows -->
<color name="dream_overlay_clock_key_text_shadow_color">#4D000000</color>
<color name="dream_overlay_clock_ambient_text_shadow_color">#4D000000</color>
<color name="dream_overlay_status_bar_key_text_shadow_color">#66000000</color>
<color name="dream_overlay_status_bar_ambient_text_shadow_color">#59000000</color>
</resources>

12
packages/SystemUI/res/values/dimens.xml
View File

@@ -1547,10 +1547,20 @@
<dimen name="broadcast_dialog_btn_text_size">16sp</dimen>
<dimen name="broadcast_dialog_btn_minHeight">44dp</dimen>
<dimen name="broadcast_dialog_margin">16dp</dimen>
<!-- Shadow for dream overlay clock complication -->
<dimen name="dream_overlay_clock_key_text_shadow_dx">0dp</dimen>
<dimen name="dream_overlay_clock_key_text_shadow_dy">0dp</dimen>
<dimen name="dream_overlay_clock_key_text_shadow_radius">5dp</dimen>
<dimen name="dream_overlay_clock_key_text_shadow_radius">3dp</dimen>
<dimen name="dream_overlay_clock_ambient_text_shadow_dx">0dp</dimen>
<dimen name="dream_overlay_clock_ambient_text_shadow_dy">0dp</dimen>
<dimen name="dream_overlay_clock_ambient_text_shadow_radius">1dp</dimen>
<!-- Shadow for dream overlay status bar complications -->
<dimen name="dream_overlay_status_bar_key_text_shadow_dx">0.5dp</dimen>
<dimen name="dream_overlay_status_bar_key_text_shadow_dy">0.5dp</dimen>
<dimen name="dream_overlay_status_bar_key_text_shadow_radius">1dp</dimen>
<dimen name="dream_overlay_status_bar_ambient_text_shadow_dx">0.5dp</dimen>
<dimen name="dream_overlay_status_bar_ambient_text_shadow_dy">0.5dp</dimen>
<dimen name="dream_overlay_status_bar_ambient_text_shadow_radius">2dp</dimen>
</resources>

61
packages/SystemUI/src/com/android/systemui/dreams/complication/DoubleShadowTextClock.java
View File

@@ -17,24 +17,21 @@
package com.android.systemui.dreams.complication;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Canvas;
import android.util.AttributeSet;
import android.widget.TextClock;
import com.android.systemui.R;
import com.android.systemui.dreams.complication.DoubleShadowTextHelper.ShadowInfo;
import kotlin.Unit;
/**
* Extension of {@link TextClock} which draws two shadows on the text (ambient and key shadows)
*/
public class DoubleShadowTextClock extends TextClock {
private final float mAmbientShadowBlur;
private final int mAmbientShadowColor;
private final float mKeyShadowBlur;
private final float mKeyShadowOffsetX;
private final float mKeyShadowOffsetY;
private final int mKeyShadowColor;
private final float mAmbientShadowOffsetX;
private final float mAmbientShadowOffsetY;
private final DoubleShadowTextHelper mShadowHelper;
public DoubleShadowTextClock(Context context) {
this(context, null);
@@ -46,38 +43,28 @@ public class DoubleShadowTextClock extends TextClock {
public DoubleShadowTextClock(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
mKeyShadowBlur = context.getResources()
.getDimensionPixelSize(R.dimen.dream_overlay_clock_key_text_shadow_radius);
mKeyShadowOffsetX = context.getResources()
.getDimensionPixelSize(R.dimen.dream_overlay_clock_key_text_shadow_dx);
mKeyShadowOffsetY = context.getResources()
.getDimensionPixelSize(R.dimen.dream_overlay_clock_key_text_shadow_dy);
mKeyShadowColor = context.getResources().getColor(
R.color.dream_overlay_clock_key_text_shadow_color);
mAmbientShadowBlur = context.getResources()
.getDimensionPixelSize(R.dimen.dream_overlay_clock_ambient_text_shadow_radius);
mAmbientShadowColor = context.getResources().getColor(
R.color.dream_overlay_clock_ambient_text_shadow_color);
mAmbientShadowOffsetX = context.getResources()
.getDimensionPixelSize(R.dimen.dream_overlay_clock_ambient_text_shadow_dx);
mAmbientShadowOffsetY = context.getResources()
.getDimensionPixelSize(R.dimen.dream_overlay_clock_ambient_text_shadow_dy);
final Resources resources = context.getResources();
final ShadowInfo keyShadowInfo = new ShadowInfo(
resources.getDimensionPixelSize(R.dimen.dream_overlay_clock_key_text_shadow_radius),
resources.getDimensionPixelSize(R.dimen.dream_overlay_clock_key_text_shadow_dx),
resources.getDimensionPixelSize(R.dimen.dream_overlay_clock_key_text_shadow_dy),
resources.getColor(R.color.dream_overlay_clock_key_text_shadow_color));
final ShadowInfo ambientShadowInfo = new ShadowInfo(
resources.getDimensionPixelSize(
R.dimen.dream_overlay_clock_ambient_text_shadow_radius),
resources.getDimensionPixelSize(R.dimen.dream_overlay_clock_ambient_text_shadow_dx),
resources.getDimensionPixelSize(R.dimen.dream_overlay_clock_ambient_text_shadow_dy),
resources.getColor(R.color.dream_overlay_clock_ambient_text_shadow_color));
mShadowHelper = new DoubleShadowTextHelper(keyShadowInfo, ambientShadowInfo);
}
@Override
public void onDraw(Canvas canvas) {
// We enhance the shadow by drawing the shadow twice
getPaint().setShadowLayer(mAmbientShadowBlur, mAmbientShadowOffsetX, mAmbientShadowOffsetY,
mAmbientShadowColor);
super.onDraw(canvas);
canvas.save();
canvas.clipRect(getScrollX(), getScrollY() + getExtendedPaddingTop(),
getScrollX() + getWidth(),
getScrollY() + getHeight());
getPaint().setShadowLayer(
mKeyShadowBlur, mKeyShadowOffsetX, mKeyShadowOffsetY, mKeyShadowColor);
super.onDraw(canvas);
canvas.restore();
mShadowHelper.applyShadows(this, canvas, () -> {
super.onDraw(canvas);
return Unit.INSTANCE;
});
}
}

61
packages/SystemUI/src/com/android/systemui/dreams/complication/DoubleShadowTextHelper.kt Normal file
View File

@@ -0,0 +1,61 @@
/*
* Copyright (C) 2022 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 com.android.systemui.dreams.complication
import android.graphics.Canvas
import android.widget.TextView
import androidx.annotation.ColorInt
class DoubleShadowTextHelper
constructor(
private val keyShadowInfo: ShadowInfo,
private val ambientShadowInfo: ShadowInfo,
) {
data class ShadowInfo(
val blur: Float,
val offsetX: Float = 0f,
val offsetY: Float = 0f,
@ColorInt val color: Int
)
fun applyShadows(view: TextView, canvas: Canvas, onDrawCallback: () -> Unit) {
// We enhance the shadow by drawing the shadow twice
view.paint.setShadowLayer(
ambientShadowInfo.blur,
ambientShadowInfo.offsetX,
ambientShadowInfo.offsetY,
ambientShadowInfo.color
)
onDrawCallback()
canvas.save()
canvas.clipRect(
view.scrollX,
view.scrollY + view.extendedPaddingTop,
view.scrollX + view.width,
view.scrollY + view.height
)
view.paint.setShadowLayer(
keyShadowInfo.blur,
keyShadowInfo.offsetX,
keyShadowInfo.offsetY,
keyShadowInfo.color
)
onDrawCallback()
canvas.restore()
}
}

76
packages/SystemUI/src/com/android/systemui/dreams/complication/DoubleShadowTextView.java Normal file
View File

@@ -0,0 +1,76 @@
/*
* Copyright (C) 2022 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 com.android.systemui.dreams.complication;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Canvas;
import android.util.AttributeSet;
import android.widget.TextView;
import com.android.systemui.R;
import kotlin.Unit;
/**
* Extension of {@link TextView} which draws two shadows on the text (ambient and key shadows}
*/
public class DoubleShadowTextView extends TextView {
private final DoubleShadowTextHelper mShadowHelper;
public DoubleShadowTextView(Context context) {
this(context, null);
}
public DoubleShadowTextView(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public DoubleShadowTextView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
final Resources resources = context.getResources();
final DoubleShadowTextHelper.ShadowInfo
keyShadowInfo = new DoubleShadowTextHelper.ShadowInfo(
resources.getDimensionPixelSize(
R.dimen.dream_overlay_status_bar_key_text_shadow_radius),
resources.getDimensionPixelSize(
R.dimen.dream_overlay_status_bar_key_text_shadow_dx),
resources.getDimensionPixelSize(
R.dimen.dream_overlay_status_bar_key_text_shadow_dy),
resources.getColor(R.color.dream_overlay_status_bar_key_text_shadow_color));
final DoubleShadowTextHelper.ShadowInfo
ambientShadowInfo = new DoubleShadowTextHelper.ShadowInfo(
resources.getDimensionPixelSize(
R.dimen.dream_overlay_status_bar_ambient_text_shadow_radius),
resources.getDimensionPixelSize(
R.dimen.dream_overlay_status_bar_ambient_text_shadow_dx),
resources.getDimensionPixelSize(
R.dimen.dream_overlay_status_bar_ambient_text_shadow_dy),
resources.getColor(R.color.dream_overlay_status_bar_ambient_text_shadow_color));
mShadowHelper = new DoubleShadowTextHelper(keyShadowInfo, ambientShadowInfo);
}
@Override
public void onDraw(Canvas canvas) {
mShadowHelper.applyShadows(this, canvas, () -> {
super.onDraw(canvas);
return Unit.INSTANCE;
});
}
}