Add internal Canvas save flags
Skia's SkCanvas::SaveFlags are being deprecated. This CL introduces
the equivalent android::SaveFlags, converts all internal clients to
the new enum, and switches the saveLayer glue to the
SaveLayerRec-based API.
Change-Id: Icb1785f4e7c0f652b1f04b34a1e3ccb063c408f3
diff --git a/libs/hwui/Canvas.h b/libs/hwui/Canvas.h
index 0643a54..9dfe454 100644
--- a/libs/hwui/Canvas.h
+++ b/libs/hwui/Canvas.h
@@ -27,6 +27,22 @@
namespace android {
+namespace SaveFlags {
+
+// These must match the corresponding Canvas API constants.
+enum {
+ Matrix = 0x01,
+ Clip = 0x02,
+ HasAlphaLayer = 0x04,
+ ClipToLayer = 0x10,
+
+ // Helper constant
+ MatrixClip = Matrix | Clip,
+};
+typedef uint32_t Flags;
+
+} // namespace SaveFlags
+
class ANDROID_API Canvas {
public:
virtual ~Canvas() {};
@@ -70,16 +86,17 @@
// ----------------------------------------------------------------------------
// Canvas state operations
// ----------------------------------------------------------------------------
+
// Save (layer)
virtual int getSaveCount() const = 0;
- virtual int save(SkCanvas::SaveFlags flags) = 0;
+ virtual int save(SaveFlags::Flags flags) = 0;
virtual void restore() = 0;
virtual void restoreToCount(int saveCount) = 0;
virtual int saveLayer(float left, float top, float right, float bottom,
- const SkPaint* paint, SkCanvas::SaveFlags flags) = 0;
+ const SkPaint* paint, SaveFlags::Flags flags) = 0;
virtual int saveLayerAlpha(float left, float top, float right, float bottom,
- int alpha, SkCanvas::SaveFlags flags) = 0;
+ int alpha, SaveFlags::Flags flags) = 0;
// Matrix
virtual void getMatrix(SkMatrix* outMatrix) const = 0;