1 files changed, 57 insertions, 0 deletions
diff --git a/src/effects/SkColorFilterImageFilter.cpp b/src/effects/SkColorFilterImageFilter.cpp
new file mode 100755
index 0000000000..474a4e6978
--- /dev/null
+++ b/src/effects/SkColorFilterImageFilter.cpp
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2012 The Android Open Source Project
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "SkColorFilterImageFilter.h"
+#include "SkBitmap.h"
+#include "SkCanvas.h"
+#include "SkDevice.h"
+#include "SkColorFilter.h"
+#include "SkFlattenableBuffers.h"
+
+SkColorFilterImageFilter::SkColorFilterImageFilter(SkColorFilter* cf, SkImageFilter* input) : INHERITED(input), fColorFilter(cf) {
+    SkSafeRef(cf);
+}
+
+SkColorFilterImageFilter::SkColorFilterImageFilter(SkFlattenableReadBuffer& buffer) : INHERITED(buffer) {
+    fColorFilter = buffer.readFlattenableT<SkColorFilter>();
+}
+
+void SkColorFilterImageFilter::flatten(SkFlattenableWriteBuffer& buffer) const {
+    this->INHERITED::flatten(buffer);
+    
+    buffer.writeFlattenable(fColorFilter);
+}
+
+SkColorFilterImageFilter::~SkColorFilterImageFilter() {
+    SkSafeUnref(fColorFilter);
+}
+
+bool SkColorFilterImageFilter::onFilterImage(Proxy* proxy, const SkBitmap& source,
+                                             const SkMatrix& matrix,
+                                             SkBitmap* result,
+                                             SkIPoint* loc) {
+    SkBitmap src = this->getInputResult(proxy, source, matrix, loc);
+    SkColorFilter* cf = fColorFilter;
+    if (NULL == cf) {
+        *result = src;
+        return true;
+    }
+
+    SkAutoTUnref<SkDevice> device(proxy->createDevice(src.width(), src.height()));
+    SkCanvas canvas(device.get());
+    SkPaint paint;
+
+    paint.setXfermodeMode(SkXfermode::kSrc_Mode);
+    paint.setColorFilter(fColorFilter);
+    canvas.drawSprite(src, 0, 0, &paint);
+
+    *result = device.get()->accessBitmap(false);
+    return true;
+}
+
+SK_DEFINE_FLATTENABLE_REGISTRAR(SkColorFilterImageFilter)
+