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// Copyright 2015 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 "base/macros.h"
#include "ui/compositor/compositor_export.h"
#include "ui/gfx/geometry/rect.h"
namespace cc {
class DisplayItem;
class DisplayItemList;
namespace gfx {
class Size;
class Transform;
namespace ui {
class PaintContext;
// A class to provide scoped transforms of painting to a DisplayItemList. The
// transform provided will be applied to any DisplayItems added to the
// DisplayItemList while this object is alive. In other words, any nested
// recorders will be transformed.
class COMPOSITOR_EXPORT TransformRecorder {
explicit TransformRecorder(const PaintContext& context);
// |size_in_context| is the size in the paint context's space surrounding
// everything that's visible.
void Transform(const gfx::Transform& transform,
const gfx::Size& size_in_context);
const PaintContext& context_;
gfx::Rect bounds_in_layer_;
bool transformed_;
} // namespace ui