Merge "Copy native tree\'s property when mutate vector drawable" into nyc-dev

am: fceaa60e24

* commit 'fceaa60e249575021e41b873673e12d9b4123fbe':
  Copy native tree's property when mutate vector drawable

Change-Id: I539bbbbf5ad57c3d79ac3e2a4517ac160379c6cf

core/jni/android_graphics_drawable_VectorDrawable.cpp

@@ -36,6 +36,13 @@ static jlong createTree(JNIEnv*, jobject, jlong groupPtr) {
     return reinterpret_cast<jlong>(tree);
 }
 
+static jlong createTreeFromCopy(JNIEnv*, jobject, jlong treePtr, jlong groupPtr) {
+    VectorDrawable::Group* rootGroup = reinterpret_cast<VectorDrawable::Group*>(groupPtr);
+    VectorDrawable::Tree* treeToCopy = reinterpret_cast<VectorDrawable::Tree*>(treePtr);
+    VectorDrawable::Tree* tree = new VectorDrawable::Tree(treeToCopy, rootGroup);
+    return reinterpret_cast<jlong>(tree);
+}
+
 static jlong createEmptyFullPath(JNIEnv*, jobject) {
     VectorDrawable::FullPath* newPath = new VectorDrawable::FullPath();
     return reinterpret_cast<jlong>(newPath);
@@ -344,6 +351,7 @@ static void setTrimPathOffset(JNIEnv*, jobject, jlong fullPathPtr, jfloat trimPa
 
 static const JNINativeMethod gMethods[] = {
         {"nCreateTree", "!(J)J", (void*)createTree},
+        {"nCreateTreeFromCopy", "!(JJ)J", (void*)createTreeFromCopy},
         {"nSetRendererViewportSize", "!(JFF)V", (void*)setTreeViewportSize},
         {"nSetRootAlpha", "!(JF)Z", (void*)setRootAlpha},
         {"nGetRootAlpha", "!(J)F", (void*)getRootAlpha},

graphics/java/android/graphics/drawable/VectorDrawable.java

@@ -804,7 +804,7 @@ public class VectorDrawable extends Drawable {
                 mTintMode = copy.mTintMode;
                 mAutoMirrored = copy.mAutoMirrored;
                 mRootGroup = new VGroup(copy.mRootGroup, mVGTargetsMap);
-                createNativeTree(mRootGroup);
+                createNativeTreeFromCopy(copy, mRootGroup);
 
                 mBaseWidth = copy.mBaseWidth;
                 mBaseHeight = copy.mBaseHeight;
@@ -826,6 +826,16 @@ public class VectorDrawable extends Drawable {
             VMRuntime.getRuntime().registerNativeAllocation(NATIVE_ALLOCATION_SIZE);
         }
 
+        // Create a new native tree with the given root group, and copy the properties from the
+        // given VectorDrawableState's native tree.
+        private void createNativeTreeFromCopy(VectorDrawableState copy, VGroup rootGroup) {
+            mNativeTree = new VirtualRefBasePtr(nCreateTreeFromCopy(
+                    copy.mNativeTree.get(), rootGroup.mNativePtr));
+            // Register tree size
+            VMRuntime.getRuntime().registerNativeAllocation(NATIVE_ALLOCATION_SIZE);
+        }
+
+
         void onTreeConstructionFinished() {
             mRootGroup.setTree(mNativeTree);
             mAllocationOfAllNodes = mRootGroup.getNativeSize();
@@ -1777,6 +1787,7 @@ public class VectorDrawable extends Drawable {
     }
 
     private static native long nCreateTree(long rootGroupPtr);
+    private static native long nCreateTreeFromCopy(long treeToCopy, long rootGroupPtr);
     private static native void nSetRendererViewportSize(long rendererPtr, float viewportWidth,
             float viewportHeight);
     private static native boolean nSetRootAlpha(long rendererPtr, float alpha);

libs/hwui/VectorDrawable.cpp

@@ -530,7 +530,7 @@ SkPaint* Tree::updatePaint(SkPaint* outPaint, TreeProperties* prop) {
     if (prop->getRootAlpha() == 1.0f && prop->getColorFilter() == nullptr) {
         return nullptr;
     } else {
-        outPaint->setColorFilter(mStagingProperties.getColorFilter());
+        outPaint->setColorFilter(prop->getColorFilter());
         outPaint->setFilterQuality(kLow_SkFilterQuality);
         outPaint->setAlpha(prop->getRootAlpha() * 255);
         return outPaint;

libs/hwui/VectorDrawable.h

@@ -542,6 +542,12 @@ public:
     Tree(Group* rootNode) : mRootNode(rootNode) {
         mRootNode->setPropertyChangedListener(&mPropertyChangedListener);
     }
+
+    // Copy properties from the tree and use the give node as the root node
+    Tree(const Tree* copy, Group* rootNode) : Tree(rootNode) {
+        mStagingProperties.syncAnimatableProperties(*copy->stagingProperties());
+        mStagingProperties.syncNonAnimatableProperties(*copy->stagingProperties());
+    }
     // Draws the VD onto a bitmap cache, then the bitmap cache will be rendered onto the input
     // canvas. Returns the number of pixels needed for the bitmap cache.
     int draw(Canvas* outCanvas, SkColorFilter* colorFilter,
@@ -666,7 +672,7 @@ public:
     };
     void onPropertyChanged(TreeProperties* prop);
     TreeProperties* mutateStagingProperties() { return &mStagingProperties; }
-    const TreeProperties* stagingProperties() { return &mStagingProperties; }
+    const TreeProperties* stagingProperties() const { return &mStagingProperties; }
     PushStagingFunctor* getFunctor() { return &mFunctor;}
 
     // This should only be called from animations on RT