chromium/third_party/skia/modules/sksg/include/SkSGTransform.h

/*
 * Copyright 2017 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#ifndef SkSGTransform_DEFINED
#define SkSGTransform_DEFINED

#include "include/core/SkM44.h"
#include "include/core/SkMatrix.h"
#include "include/core/SkRect.h"
#include "include/core/SkRefCnt.h"
#include "modules/sksg/include/SkSGEffectNode.h"
#include "modules/sksg/include/SkSGNode.h"
#include "modules/sksg/include/SkSGRenderNode.h"

#include <type_traits>
#include <utility>

class SkCanvas;
struct SkPoint;

namespace sksg {
class InvalidationController;

/**
 * Transformations base class.
 */
class Transform : public Node { … };

/**
 * Concrete, matrix-backed Transform.
 *
 * Supported instantiations: SkMatrix, SkM44.
 *
 * Sample use:
 *
 *   auto m33 = Matrix<SkMatrix>::Make(SkMatrix::I());
 *   ...
 *   m33->setMatrix(SkMatrix::Translate(10, 10));
 *
 */
template <typename T>
class Matrix final : public Transform { … };

/**
 * Concrete Effect node, binding a Transform to a RenderNode.
 */
class TransformEffect final : public EffectNode { … };

} // namespace sksg

#endif // SkSGTransform_DEFINED