1 files changed, 44 insertions, 0 deletions
diff --git a/gfx/skia/skia/src/core/SkMaskCache.h b/gfx/skia/skia/src/core/SkMaskCache.h
new file mode 100644
index 0000000000..d22a5d1be0
--- /dev/null
+++ b/gfx/skia/skia/src/core/SkMaskCache.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2014 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef SkMaskCache_DEFINED
+#define SkMaskCache_DEFINED
+
+#include "include/core/SkBlurTypes.h"
+#include "include/core/SkRRect.h"
+#include "include/core/SkRect.h"
+#include "src/core/SkCachedData.h"
+#include "src/core/SkMask.h"
+#include "src/core/SkResourceCache.h"
+
+class SkMaskCache {
+public:
+    /**
+     * On success, return a ref to the SkCachedData that holds the pixels, and have mask
+     * already point to that memory.
+     *
+     * On failure, return nullptr.
+     */
+    static SkCachedData* FindAndRef(SkScalar sigma, SkBlurStyle style,
+                                    const SkRRect& rrect, SkMask* mask,
+                                    SkResourceCache* localCache = nullptr);
+    static SkCachedData* FindAndRef(SkScalar sigma, SkBlurStyle style,
+                                    const SkRect rects[], int count, SkMask* mask,
+                                    SkResourceCache* localCache = nullptr);
+
+    /**
+     * Add a mask and its pixel-data to the cache.
+     */
+    static void Add(SkScalar sigma, SkBlurStyle style,
+                    const SkRRect& rrect, const SkMask& mask, SkCachedData* data,
+                    SkResourceCache* localCache = nullptr);
+    static void Add(SkScalar sigma, SkBlurStyle style,
+                    const SkRect rects[], int count, const SkMask& mask, SkCachedData* data,
+                    SkResourceCache* localCache = nullptr);
+};
+
+#endif