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