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/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkBitmap.h"
#include "SkComposeImageFilter.h"
#include "SkReadBuffer.h"
#include "SkWriteBuffer.h"
SkComposeImageFilter::~SkComposeImageFilter() {
}
bool SkComposeImageFilter::onFilterImage(Proxy* proxy,
const SkBitmap& src,
const Context& ctx,
SkBitmap* result,
SkIPoint* offset) const {
SkImageFilter* outer = getInput(0);
SkImageFilter* inner = getInput(1);
SkBitmap tmp;
return inner->filterImage(proxy, src, ctx, &tmp, offset) &&
outer->filterImage(proxy, tmp, ctx, result, offset);
}
bool SkComposeImageFilter::onFilterBounds(const SkIRect& src,
const SkMatrix& ctm,
SkIRect* dst) const {
SkImageFilter* outer = getInput(0);
SkImageFilter* inner = getInput(1);
SkIRect tmp;
return inner->filterBounds(src, ctm, &tmp) && outer->filterBounds(tmp, ctm, dst);
}
SkFlattenable* SkComposeImageFilter::CreateProc(SkReadBuffer& buffer) {
SK_IMAGEFILTER_UNFLATTEN_COMMON(common, 2);
return SkComposeImageFilter::Create(common.getInput(0), common.getInput(1));
}
#ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING
SkComposeImageFilter::SkComposeImageFilter(SkReadBuffer& buffer)
: INHERITED(2, buffer) {
}
#endif
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