blob: 9714104c30f63bc490174172ada040c674104084 [file] [log] [blame] [edit]
// 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_PATHDATA_H_
#define CORE_FXGE_CFX_PATHDATA_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"
enum class FXPT_TYPE : uint8_t { LineTo, BezierTo, MoveTo };
class FX_PATHPOINT {
public:
FX_PATHPOINT();
FX_PATHPOINT(const CFX_PointF& point, FXPT_TYPE type, bool close);
FX_PATHPOINT(const FX_PATHPOINT& other);
~FX_PATHPOINT();
bool IsTypeAndOpen(FXPT_TYPE type) const {
return m_Type == type && !m_CloseFigure;
}
CFX_PointF m_Point;
FXPT_TYPE m_Type;
bool m_CloseFigure;
};
class CFX_PathData {
public:
CFX_PathData();
CFX_PathData(const CFX_PathData& src);
CFX_PathData(CFX_PathData&& src);
~CFX_PathData();
void Clear();
FXPT_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<FX_PATHPOINT>& GetPoints() const { return m_Points; }
std::vector<FX_PATHPOINT>& GetPoints() { return m_Points; }
CFX_FloatRect GetBoundingBox() const;
CFX_FloatRect GetBoundingBox(float line_width, float miter_limit) const;
void Transform(const CFX_Matrix& matrix);
bool IsRect() const;
bool GetZeroAreaPath(const CFX_Matrix* pMatrix,
bool bAdjust,
CFX_PathData* NewPath,
bool* bThin,
bool* setIdentity) const;
Optional<CFX_FloatRect> GetRect(const CFX_Matrix* pMatrix) const;
void Append(const CFX_PathData* pSrc, const CFX_Matrix* pMatrix);
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, FXPT_TYPE type);
void AppendPointAndClose(const CFX_PointF& point, FXPT_TYPE type);
void ClosePath();
private:
std::vector<FX_PATHPOINT> m_Points;
};
class CFX_RetainablePathData final : public Retainable, public CFX_PathData {
public:
template <typename T, typename... Args>
friend RetainPtr<T> pdfium::MakeRetain(Args&&... args);
RetainPtr<CFX_RetainablePathData> Clone() const;
private:
CFX_RetainablePathData();
CFX_RetainablePathData(const CFX_RetainablePathData& src);
~CFX_RetainablePathData() override;
};
#endif // CORE_FXGE_CFX_PATHDATA_H_