1 files changed, 64 insertions, 0 deletions
diff --git a/src/animator/SkBoundable.cpp b/src/animator/SkBoundable.cpp
new file mode 100644
index 0000000..f2125ea
--- /dev/null
+++ b/src/animator/SkBoundable.cpp
@@ -0,0 +1,64 @@
+/* libs/graphics/animator/SkBoundable.cpp
+**
+** Copyright 2006, 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.
+*/
+
+#include "SkBoundable.h"
+#include "SkAnimateMaker.h"
+#include "SkCanvas.h"
+
+SkBoundable::SkBoundable() {
+    clearBounds();
+    fBounds.fTop = 0;
+    fBounds.fRight = 0;
+    fBounds.fBottom = 0;
+}
+
+void SkBoundable::clearBounder() {
+    fBounds.fLeft = 0x7fff;
+}
+
+void SkBoundable::getBounds(SkRect* rect) {
+    SkASSERT(rect);
+    if (fBounds.fLeft == (int16_t)0x8000U) {
+        INHERITED::getBounds(rect);
+        return;
+    }
+    rect->fLeft = SkIntToScalar(fBounds.fLeft);
+    rect->fTop = SkIntToScalar(fBounds.fTop);
+    rect->fRight = SkIntToScalar(fBounds.fRight);
+    rect->fBottom = SkIntToScalar(fBounds.fBottom);
+}
+
+void SkBoundable::enableBounder() {
+    fBounds.fLeft = 0;
+}
+
+
+SkBoundableAuto::SkBoundableAuto(SkBoundable* boundable, 
+        SkAnimateMaker& maker) : fBoundable(boundable), fMaker(maker) {
+    if (fBoundable->hasBounds()) {
+        fMaker.fCanvas->setBounder(&maker.fDisplayList);
+        fMaker.fDisplayList.fBounds.setEmpty();
+    }
+}
+
+SkBoundableAuto::~SkBoundableAuto() {
+    if (fBoundable->hasBounds() == false)
+        return;
+    fMaker.fCanvas->setBounder(NULL);
+    fBoundable->setBounds(fMaker.fDisplayList.fBounds);
+}
+