1 files changed, 50 insertions, 0 deletions
diff --git a/services/surfaceflinger/RenderArea.h b/services/surfaceflinger/RenderArea.h
new file mode 100644
index 0000000000..96e4b5f48b
--- /dev/null
+++ b/services/surfaceflinger/RenderArea.h
@@ -0,0 +1,50 @@
+#pragma once
+
+#include <ui/GraphicTypes.h>
+
+#include "Transform.h"
+
+#include <functional>
+
+namespace android {
+
+class RenderArea {
+
+public:
+    enum class CaptureFill {CLEAR, OPAQUE};
+
+    static float getCaptureFillValue(CaptureFill captureFill);
+
+    RenderArea(uint32_t reqHeight, uint32_t reqWidth, CaptureFill captureFill,
+               ISurfaceComposer::Rotation rotation = ISurfaceComposer::eRotateNone)
+          : mReqHeight(reqHeight), mReqWidth(reqWidth), mCaptureFill(captureFill) {
+        mRotationFlags = Transform::fromRotation(rotation);
+    }
+
+    virtual ~RenderArea() = default;
+
+    virtual const Transform& getTransform() const = 0;
+    virtual Rect getBounds() const = 0;
+    virtual int getHeight() const = 0;
+    virtual int getWidth() const = 0;
+    virtual bool isSecure() const = 0;
+    virtual bool needsFiltering() const = 0;
+    virtual Rect getSourceCrop() const = 0;
+
+    virtual void render(std::function<void()> drawLayers) { drawLayers(); }
+
+    int getReqHeight() const { return mReqHeight; };
+    int getReqWidth() const { return mReqWidth; };
+    Transform::orientation_flags getRotationFlags() const { return mRotationFlags; };
+    status_t updateDimensions(int displayRotation);
+
+    CaptureFill getCaptureFill() const { return mCaptureFill; };
+
+private:
+    uint32_t mReqHeight;
+    uint32_t mReqWidth;
+    Transform::orientation_flags mRotationFlags;
+    CaptureFill mCaptureFill;
+};
+
+} // namespace android