| // Copyright 2016 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| |
| #ifndef CORE_FXGE_CFX_PATH_H_ |
| #define CORE_FXGE_CFX_PATH_H_ |
| |
| #include <vector> |
| |
| #include "core/fxcrt/fx_coordinates.h" |
| #include "core/fxcrt/fx_system.h" |
| #include "core/fxcrt/retain_ptr.h" |
| #include "third_party/base/optional.h" |
| |
| class CFX_Path { |
| public: |
| class Point { |
| public: |
| enum class Type : uint8_t { kLine, kBezier, kMove }; |
| |
| Point(); |
| Point(const CFX_PointF& point, Type type, bool close); |
| Point(const Point& other); |
| ~Point(); |
| |
| bool IsTypeAndOpen(Type type) const { |
| return m_Type == type && !m_CloseFigure; |
| } |
| |
| CFX_PointF m_Point; |
| Type m_Type; |
| bool m_CloseFigure; |
| }; |
| |
| CFX_Path(); |
| CFX_Path(const CFX_Path& src); |
| CFX_Path(CFX_Path&& src) noexcept; |
| ~CFX_Path(); |
| |
| void Clear(); |
| |
| Point::Type GetType(int index) const { return m_Points[index].m_Type; } |
| bool IsClosingFigure(int index) const { |
| return m_Points[index].m_CloseFigure; |
| } |
| |
| CFX_PointF GetPoint(int index) const { return m_Points[index].m_Point; } |
| const std::vector<Point>& GetPoints() const { return m_Points; } |
| std::vector<Point>& GetPoints() { return m_Points; } |
| |
| CFX_FloatRect GetBoundingBox() const; |
| CFX_FloatRect GetBoundingBoxForStrokePath(float line_width, |
| float miter_limit) const; |
| |
| void Transform(const CFX_Matrix& matrix); |
| bool IsRect() const; |
| Optional<CFX_FloatRect> GetRect(const CFX_Matrix* matrix) const; |
| |
| void Append(const CFX_Path& src, const CFX_Matrix* matrix); |
| void AppendFloatRect(const CFX_FloatRect& rect); |
| void AppendRect(float left, float bottom, float right, float top); |
| void AppendLine(const CFX_PointF& pt1, const CFX_PointF& pt2); |
| void AppendPoint(const CFX_PointF& point, Point::Type type); |
| void AppendPointAndClose(const CFX_PointF& point, Point::Type type); |
| void ClosePath(); |
| |
| private: |
| std::vector<Point> m_Points; |
| }; |
| |
| class CFX_RetainablePath final : public Retainable, public CFX_Path { |
| public: |
| CONSTRUCT_VIA_MAKE_RETAIN; |
| |
| RetainPtr<CFX_RetainablePath> Clone() const; |
| |
| private: |
| CFX_RetainablePath(); |
| CFX_RetainablePath(const CFX_RetainablePath& src); |
| ~CFX_RetainablePath() override; |
| }; |
| |
| #endif // CORE_FXGE_CFX_PATH_H_ |