diff options
author | senorblanco@chromium.org <senorblanco@chromium.org@2bbb7eff-a529-9590-31e7-b0007b416f81> | 2012-12-04 14:18:50 +0000 |
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committer | senorblanco@chromium.org <senorblanco@chromium.org@2bbb7eff-a529-9590-31e7-b0007b416f81> | 2012-12-04 14:18:50 +0000 |
commit | 4a9a612b5200597cca0bda0a356250835cbdc7d6 (patch) | |
tree | 16a20cea727af413d5e4dae8597b801b859b5004 /include/effects/SkMergeImageFilter.h | |
parent | 8182fa0cac76e7e6d583aebba060229230516887 (diff) |
Pull SkMergeImageFilter out into its own file.
Review URL: https://codereview.appspot.com/6873052
git-svn-id: http://skia.googlecode.com/svn/trunk@6662 2bbb7eff-a529-9590-31e7-b0007b416f81
Diffstat (limited to 'include/effects/SkMergeImageFilter.h')
-rwxr-xr-x | include/effects/SkMergeImageFilter.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/include/effects/SkMergeImageFilter.h b/include/effects/SkMergeImageFilter.h new file mode 100755 index 0000000000..8c4313dd13 --- /dev/null +++ b/include/effects/SkMergeImageFilter.h @@ -0,0 +1,46 @@ +/* + * 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. + */ + +#ifndef SkMergeImageFilter_DEFINED +#define SkMergeImageFilter_DEFINED + +#include "SkImageFilter.h" + +#include "SkXfermode.h" + +class SK_API SkMergeImageFilter : public SkImageFilter { +public: + SkMergeImageFilter(SkImageFilter* first, SkImageFilter* second, + SkXfermode::Mode = SkXfermode::kSrcOver_Mode); + SkMergeImageFilter(SkImageFilter* filters[], int count, + const SkXfermode::Mode modes[] = NULL); + virtual ~SkMergeImageFilter(); + + SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkMergeImageFilter) + +protected: + SkMergeImageFilter(SkFlattenableReadBuffer& buffer); + virtual void flatten(SkFlattenableWriteBuffer&) const SK_OVERRIDE; + + virtual bool onFilterImage(Proxy*, const SkBitmap& src, const SkMatrix&, + SkBitmap* result, SkIPoint* loc) SK_OVERRIDE; + virtual bool onFilterBounds(const SkIRect&, const SkMatrix&, SkIRect*) SK_OVERRIDE; + +private: + uint8_t* fModes; // SkXfermode::Mode + + // private storage, to avoid dynamically allocating storage for our copy + // of the modes (unless the count is so large we can't fit). + intptr_t fStorage[16]; + + void initAllocModes(); + void initModes(const SkXfermode::Mode []); + + typedef SkImageFilter INHERITED; +}; + +#endif |