1 files changed, 68 insertions, 0 deletions
diff --git a/libs/hwui/jni/Picture.h b/libs/hwui/jni/Picture.h
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+++ b/libs/hwui/jni/Picture.h
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+/*
+ * 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.
+ */
+
+#ifndef ANDROID_GRAPHICS_PICTURE_H_
+#define ANDROID_GRAPHICS_PICTURE_H_
+
+#include "SkPicture.h"
+#include "SkPictureRecorder.h"
+#include "SkRefCnt.h"
+
+#include <memory>
+
+class SkStream;
+class SkWStream;
+
+namespace android {
+
+class Canvas;
+
+// Skia's SkPicture class has been split into an SkPictureRecorder
+// and an SkPicture. AndroidPicture recreates the functionality
+// of the old SkPicture interface by flip-flopping between the two
+// new classes.
+class Picture {
+public:
+    explicit Picture(const Picture* src = NULL);
+    explicit Picture(sk_sp<SkPicture>&& src);
+
+    Canvas* beginRecording(int width, int height);
+
+    void endRecording();
+
+    int width() const;
+
+    int height() const;
+
+    static Picture* CreateFromStream(SkStream* stream);
+
+    void serialize(SkWStream* stream) const;
+
+    void draw(Canvas* canvas);
+
+private:
+    int mWidth;
+    int mHeight;
+    sk_sp<SkPicture> mPicture;
+    std::unique_ptr<SkPictureRecorder> mRecorder;
+
+    // Make a copy of a picture that is in the midst of being recorded. The
+    // resulting picture will have balanced saves and restores.
+    sk_sp<SkPicture> makePartialCopy() const;
+};
+
+}; // namespace android
+#endif // ANDROID_GRAPHICS_PICTURE_H_