skia WIPjarred/canvas

1 files changed, 61 insertions, 0 deletions

diff --git a/src/deps/skia/include/android/SkAndroidFrameworkUtils.h b/src/deps/skia/include/android/SkAndroidFrameworkUtils.h
new file mode 100644
index 000000000..577bfab72
--- /dev/null
+++ b/src/deps/skia/include/android/SkAndroidFrameworkUtils.h
@@ -0,0 +1,61 @@
+/*
+ * Copyright 2017 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef SkAndroidFrameworkUtils_DEFINED
+#define SkAndroidFrameworkUtils_DEFINED
+
+#include "include/core/SkRefCnt.h"
+#include "include/core/SkTypes.h"
+
+#ifdef SK_BUILD_FOR_ANDROID_FRAMEWORK
+
+class SkCanvas;
+struct SkIRect;
+struct SkRect;
+class SkSurface;
+
+/**
+ *  SkAndroidFrameworkUtils expose private APIs used only by Android framework.
+ */
+class SkAndroidFrameworkUtils {
+public:
+
+#if SK_SUPPORT_GPU
+    /**
+     *  clipWithStencil draws the current clip into a stencil buffer with reference value and mask
+     *  set to 0x1. This function works only on a GPU canvas.
+     *
+     *  @param  canvas A GPU canvas that has a non-empty clip.
+     *
+     *  @return true on success or false if clip is empty or not a GPU canvas.
+     */
+    static bool clipWithStencil(SkCanvas* canvas);
+#endif //SK_SUPPORT_GPU
+
+    static void SafetyNetLog(const char*);
+
+    static sk_sp<SkSurface> getSurfaceFromCanvas(SkCanvas* canvas);
+
+    static int SaveBehind(SkCanvas* canvas, const SkRect* subset);
+
+    // Operating within the canvas' clip stack, this resets the geometry of the clip to be wide
+    // open modula any device clip restriction that was set outside of the clip stack.
+    static void ResetClip(SkCanvas* canvas);
+
+    /**
+     * Unrolls a chain of nested SkPaintFilterCanvas to return the base wrapped canvas.
+     *
+     *  @param  canvas A SkPaintFilterCanvas or any other SkCanvas subclass.
+     *
+     *  @return SkCanvas that was found in the innermost SkPaintFilterCanvas.
+     */
+    static SkCanvas* getBaseWrappedCanvas(SkCanvas* canvas);
+};
+
+#endif // SK_BUILD_FOR_ANDROID_ANDROID
+
+#endif // SkAndroidFrameworkUtils_DEFINED