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// Copyright 2014 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 "third_party/blink/renderer/platform/graphics/paint/transform_display_item.h"
#include "cc/paint/display_item_list.h"
#include "third_party/blink/renderer/platform/graphics/graphics_context.h"
#include "third_party/blink/renderer/platform/transforms/affine_transform.h"
namespace blink {
void BeginTransformDisplayItem::Replay(GraphicsContext& context) const {
context.Save();
context.ConcatCTM(transform_);
}
void BeginTransformDisplayItem::AppendToDisplayItemList(
const FloatSize&,
cc::DisplayItemList& list) const {
list.StartPaint();
list.push<cc::SaveOp>();
if (!transform_.IsIdentity())
list.push<cc::ConcatOp>(AffineTransformToSkMatrix(transform_));
list.EndPaintOfPairedBegin();
}
#if DCHECK_IS_ON()
void BeginTransformDisplayItem::PropertiesAsJSON(JSONObject& json) const {
PairedBeginDisplayItem::PropertiesAsJSON(json);
json.SetString("transform", transform_.ToString());
}
#endif
void EndTransformDisplayItem::Replay(GraphicsContext& context) const {
context.Restore();
}
void EndTransformDisplayItem::AppendToDisplayItemList(
const FloatSize&,
cc::DisplayItemList& list) const {
list.StartPaint();
list.push<cc::RestoreOp>();
list.EndPaintOfPairedEnd();
}
} // namespace blink
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