rect_geometry.h

Go to the documentation of this file.

// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
#ifndef FLUTTER_IMPELLER_ENTITY_GEOMETRY_RECT_GEOMETRY_H_
#define FLUTTER_IMPELLER_ENTITY_GEOMETRY_RECT_GEOMETRY_H_
 
#include "impeller/entity/geometry/geometry.h"
 
namespace impeller {
 
class RectGeometry final : public Geometry {
 public:
  explicit RectGeometry(Rect rect);
 
  ~RectGeometry() = default;
 
  // |Geometry|
  bool CoversArea(const Matrix& transform, const Rect& rect) const override;
 
  // |Geometry|
  bool IsAxisAlignedRect() const override;
 
 private:
  // |Geometry|
  GeometryResult GetPositionBuffer(const ContentContext& renderer,
                                   const Entity& entity,
                                   RenderPass& pass) const override;
 
  // |Geometry|
  GeometryVertexType GetVertexType() const override;
 
  // |Geometry|
  std::optional<Rect> GetCoverage(const Matrix& transform) const override;
 
  // |Geometry|
  GeometryResult GetPositionUVBuffer(Rect texture_coverage,
                                     Matrix effect_transform,
                                     const ContentContext& renderer,
                                     const Entity& entity,
                                     RenderPass& pass) const override;
 
  Rect rect_;
 
  RectGeometry(const RectGeometry&) = delete;
 
  RectGeometry& operator=(const RectGeometry&) = delete;
};
 
static_assert(std::is_trivially_destructible<RectGeometry>::value);
 
}  // namespace impeller
 
#endif  // FLUTTER_IMPELLER_ENTITY_GEOMETRY_RECT_GEOMETRY_H_