am 8207e209: am 2bb77b5a: Merge "Add root alpha and animation to (Animated)VectorDrawable" into lmp-dev
* commit '8207e209ade72f13a1ed77f5bc219163385a28af':
Add root alpha and animation to (Animated)VectorDrawable
diff --git a/core/res/res/values/attrs.xml b/core/res/res/values/attrs.xml
index 438d1fb..0e597d0 100644
--- a/core/res/res/values/attrs.xml
+++ b/core/res/res/values/attrs.xml
@@ -5271,11 +5271,16 @@
<attr name="viewportWidth" format="float"/>
<!-- The height of the canvas the drawing is on. -->
<attr name="viewportHeight" format="float"/>
+ <!-- The name of this vector drawable -->
+ <attr name="name" />
+ <!-- The opacity of the whole vector drawable, as a value between 0
+ (completely transparent) and 1 (completely opaque). -->
+ <attr name="alpha" />
</declare-styleable>
<!-- Defines the group used in VectorDrawables. -->
<declare-styleable name="VectorDrawableGroup">
- <!-- The Name of this group -->
+ <!-- The name of this group -->
<attr name="name" />
<!-- The amount to rotate the group -->
<attr name="rotation" />
@@ -5295,7 +5300,7 @@
<!-- Defines the path used in VectorDrawables. -->
<declare-styleable name="VectorDrawablePath">
- <!-- The Name of this path -->
+ <!-- The name of this path -->
<attr name="name" />
<!-- The width a path stroke -->
<attr name="strokeWidth" format="float" />
diff --git a/graphics/java/android/graphics/drawable/VectorDrawable.java b/graphics/java/android/graphics/drawable/VectorDrawable.java
index 62eb4c8..dd87699 100644
--- a/graphics/java/android/graphics/drawable/VectorDrawable.java
+++ b/graphics/java/android/graphics/drawable/VectorDrawable.java
@@ -256,21 +256,22 @@
}
if (!mAllowCaching) {
- mVectorState.mVPathRenderer.draw(canvas, bounds.width(), bounds.height());
+ // AnimatedVectorDrawable
+ if (!mVectorState.hasTranslucentRoot()) {
+ mVectorState.mVPathRenderer.draw(canvas, bounds.width(), bounds.height());
+ } else {
+ mVectorState.createCachedBitmapIfNeeded(bounds);
+ mVectorState.updateCachedBitmap(bounds);
+ mVectorState.drawCachedBitmapWithRootAlpha(canvas);
+ }
} else {
- Bitmap bitmap = mVectorState.mCachedBitmap;
- if (bitmap == null || !mVectorState.canReuseCache(bounds.width(),
- bounds.height())) {
- bitmap = Bitmap.createBitmap(bounds.width(), bounds.height(),
- Bitmap.Config.ARGB_8888);
- Canvas tmpCanvas = new Canvas(bitmap);
- mVectorState.mVPathRenderer.draw(tmpCanvas, bounds.width(), bounds.height());
- mVectorState.mCachedBitmap = bitmap;
-
+ // Static Vector Drawable case.
+ mVectorState.createCachedBitmapIfNeeded(bounds);
+ if (!mVectorState.canReuseCache()) {
+ mVectorState.updateCachedBitmap(bounds);
mVectorState.updateCacheStates();
}
- // The bitmap's size is the same as the bounds.
- canvas.drawBitmap(bitmap, 0, 0, null);
+ mVectorState.drawCachedBitmapWithRootAlpha(canvas);
}
canvas.restoreToCount(saveCount);
@@ -514,6 +515,15 @@
throw new XmlPullParserException(a.getPositionDescription() +
"<vector> tag requires height > 0");
}
+
+ final float alphaInFloat = a.getFloat(R.styleable.VectorDrawable_alpha,
+ pathRenderer.getAlpha());
+ pathRenderer.setAlpha(alphaInFloat);
+
+ pathRenderer.mRootName = a.getString(R.styleable.VectorDrawable_name);
+ if (pathRenderer.mRootName != null) {
+ pathRenderer.mVGTargetsMap.put(pathRenderer.mRootName, pathRenderer);
+ }
}
private void inflateInternal(Resources res, XmlPullParser parser, AttributeSet attrs,
@@ -668,15 +678,60 @@
}
}
- public boolean canReuseCache(int width, int height) {
+ // TODO: Support colorFilter here.
+ public void drawCachedBitmapWithRootAlpha(Canvas canvas) {
+ Paint alphaPaint = getRootAlphaPaint();
+ // The bitmap's size is the same as the bounds.
+ canvas.drawBitmap(mCachedBitmap, 0, 0, alphaPaint);
+ }
+
+ public boolean hasTranslucentRoot() {
+ return mVPathRenderer.getRootAlpha() < 255;
+ }
+
+ /**
+ * @return null when there is no need for alpha paint.
+ */
+ public Paint getRootAlphaPaint() {
+ Paint paint = null;
+ boolean needsAlphaPaint = hasTranslucentRoot();
+ if (needsAlphaPaint) {
+ paint = new Paint();
+ paint.setAlpha(mVPathRenderer.getRootAlpha());
+ }
+ return paint;
+ }
+
+ public void updateCachedBitmap(Rect bounds) {
+ mCachedBitmap.eraseColor(Color.TRANSPARENT);
+ Canvas tmpCanvas = new Canvas(mCachedBitmap);
+ mVPathRenderer.draw(tmpCanvas, bounds.width(), bounds.height());
+ }
+
+ public void createCachedBitmapIfNeeded(Rect bounds) {
+ if (mCachedBitmap == null || !canReuseBitmap(bounds.width(),
+ bounds.height())) {
+ mCachedBitmap = Bitmap.createBitmap(bounds.width(), bounds.height(),
+ Bitmap.Config.ARGB_8888);
+ }
+
+ }
+
+ public boolean canReuseBitmap(int width, int height) {
+ if (width == mCachedBitmap.getWidth()
+ && height == mCachedBitmap.getHeight()) {
+ return true;
+ }
+ return false;
+ }
+
+ public boolean canReuseCache() {
if (!mCacheDirty
&& mCachedThemeAttrs == mThemeAttrs
&& mCachedTint == mTint
&& mCachedTintMode == mTintMode
&& mCachedAutoMirrored == mAutoMirrored
- && width == mCachedBitmap.getWidth()
- && height == mCachedBitmap.getHeight()
- && mCachedRootAlpha == mVPathRenderer.getRootAlpha()) {
+ && mCachedRootAlpha == mVPathRenderer.getRootAlpha()) {
return true;
}
return false;
@@ -763,7 +818,8 @@
float mBaseHeight = 0;
float mViewportWidth = 0;
float mViewportHeight = 0;
- private int mRootAlpha = 0xFF;
+ int mRootAlpha = 0xFF;
+ String mRootName = null;
final ArrayMap<String, Object> mVGTargetsMap = new ArrayMap<String, Object>();
@@ -781,6 +837,17 @@
return mRootAlpha;
}
+ // setAlpha() and getAlpha() are used mostly for animation purpose, since
+ // Animator like to use alpha from 0 to 1.
+ public void setAlpha(float alpha) {
+ setRootAlpha((int) (alpha * 255));
+ }
+
+ @SuppressWarnings("unused")
+ public float getAlpha() {
+ return getRootAlpha() / 255.0f;
+ }
+
public VPathRenderer(VPathRenderer copy) {
mRootGroup = new VGroup(copy.mRootGroup, mVGTargetsMap);
mPath = new Path(copy.mPath);
@@ -791,6 +858,10 @@
mViewportHeight = copy.mViewportHeight;
mChangingConfigurations = copy.mChangingConfigurations;
mRootAlpha = copy.mRootAlpha;
+ mRootName = copy.mRootName;
+ if (copy.mRootName != null) {
+ mVGTargetsMap.put(copy.mRootName, this);
+ }
}
public boolean canApplyTheme() {
@@ -894,7 +965,7 @@
}
private void drawPath(VGroup vGroup, VPath vPath, Canvas canvas, int w, int h) {
- final float scaleX = w / mViewportWidth;
+ final float scaleX = w / mViewportWidth;
final float scaleY = h / mViewportHeight;
final float minScale = Math.min(scaleX, scaleY);
@@ -1256,7 +1327,7 @@
/**
* Clip path, which only has name and pathData.
*/
- private static class VClipPath extends VPath{
+ private static class VClipPath extends VPath {
public VClipPath() {
// Empty constructor.
}
diff --git a/tests/VectorDrawableTest/res/anim/trim_path_animation06.xml b/tests/VectorDrawableTest/res/anim/trim_path_animation06.xml
new file mode 100644
index 0000000..1a81866
--- /dev/null
+++ b/tests/VectorDrawableTest/res/anim/trim_path_animation06.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+ Copyright (C) 2014 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.
+-->
+
+<set xmlns:android="http://schemas.android.com/apk/res/android">
+ <objectAnimator
+ android:duration="9000"
+ android:propertyName="alpha"
+ android:valueFrom="1.0"
+ android:valueTo="0.0"/>
+
+</set>
\ No newline at end of file
diff --git a/tests/VectorDrawableTest/res/drawable/animation_vector_drawable01.xml b/tests/VectorDrawableTest/res/drawable/animation_vector_drawable01.xml
index 19b82ad..8b0ceda 100644
--- a/tests/VectorDrawableTest/res/drawable/animation_vector_drawable01.xml
+++ b/tests/VectorDrawableTest/res/drawable/animation_vector_drawable01.xml
@@ -37,5 +37,8 @@
<target
android:name="rotationGroup"
android:animation="@anim/trim_path_animation04" />
+ <target
+ android:name="rootGroup"
+ android:animation="@anim/trim_path_animation06" />
</animated-vector>
\ No newline at end of file
diff --git a/tests/VectorDrawableTest/res/drawable/vector_drawable12.xml b/tests/VectorDrawableTest/res/drawable/vector_drawable12.xml
index 2c8b751..69ae62c 100644
--- a/tests/VectorDrawableTest/res/drawable/vector_drawable12.xml
+++ b/tests/VectorDrawableTest/res/drawable/vector_drawable12.xml
@@ -14,10 +14,12 @@
limitations under the License.
-->
<vector xmlns:android="http://schemas.android.com/apk/res/android"
+ android:name="rootGroup"
android:height="64dp"
android:width="64dp"
android:viewportHeight="600"
- android:viewportWidth="600" >
+ android:viewportWidth="600"
+ android:alpha="0.5" >
<group
android:name="rotationGroup"
diff --git a/tests/VectorDrawableTest/src/com/android/test/dynamic/AnimatedVectorDrawableTest.java b/tests/VectorDrawableTest/src/com/android/test/dynamic/AnimatedVectorDrawableTest.java
index f165cde..05bf166 100644
--- a/tests/VectorDrawableTest/src/com/android/test/dynamic/AnimatedVectorDrawableTest.java
+++ b/tests/VectorDrawableTest/src/com/android/test/dynamic/AnimatedVectorDrawableTest.java
@@ -31,6 +31,8 @@
R.drawable.animation_vector_progress_bar,
R.drawable.animation_vector_drawable_favorite,
R.drawable.animation_vector_drawable01,
+ // Duplicate to test constant state.
+ R.drawable.animation_vector_drawable01,
};
@Override