summaryrefslogtreecommitdiffstats
path: root/skia/ext/paint_simplifier.h
diff options
context:
space:
mode:
Diffstat (limited to 'skia/ext/paint_simplifier.h')
-rw-r--r--skia/ext/paint_simplifier.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/skia/ext/paint_simplifier.h b/skia/ext/paint_simplifier.h
new file mode 100644
index 0000000..0eff833
--- /dev/null
+++ b/skia/ext/paint_simplifier.h
@@ -0,0 +1,33 @@
+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef SKIA_EXT_PAINT_SIMPLIFIER_H
+#define SKIA_EXT_PAINT_SIMPLIFIER_H
+
+#include "base/values.h"
+#include "third_party/skia/include/core/SkDrawFilter.h"
+
+class SkPaint;
+
+namespace skia {
+
+/*
+ When installed on a SkCanvas, reduces the quality of all draws
+ to that canvas. This improves rasterization speed during flings.
+ We turn off blurs, filters, and antialiasing *except for* text.
+*/
+class SK_API PaintSimplifier : public SkDrawFilter {
+ public:
+ PaintSimplifier();
+ virtual ~PaintSimplifier();
+ virtual bool filter(SkPaint*, Type) OVERRIDE;
+
+ private:
+ typedef SkDrawFilter INHERITED;
+};
+
+} // namespace skia
+
+#endif // SKIA_EXT_PAINT_SIMPLIFIER_H
+