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// Copyright (c) 2006-2008 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.
#include "skia/ext/platform_canvas.h"
#include "skia/ext/bitmap_platform_device.h"
#include "third_party/skia/include/core/SkTypes.h"
namespace skia {
PlatformCanvas::PlatformCanvas()
: SkCanvas(SkNEW(BitmapPlatformDeviceFactory)) {
}
PlatformCanvas::PlatformCanvas(SkDeviceFactory* factory) : SkCanvas(factory) {
}
SkDevice* PlatformCanvas::setBitmapDevice(const SkBitmap&) {
SkASSERT(false); // Should not be called.
return NULL;
}
PlatformDevice& PlatformCanvas::getTopPlatformDevice() const {
// All of our devices should be our special PlatformDevice.
SkCanvas::LayerIter iter(const_cast<PlatformCanvas*>(this), false);
return *static_cast<PlatformDevice*>(iter.device());
}
// static
size_t PlatformCanvas::StrideForWidth(unsigned width) {
return 4 * width;
}
} // namespace skia
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