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      1 // Copyright 2016 PDFium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
      6 
      7 #ifndef XFA_FXGRAPHICS_CXFA_GEPATH_H_
      8 #define XFA_FXGRAPHICS_CXFA_GEPATH_H_
      9 
     10 #include "core/fxcrt/fx_system.h"
     11 #include "core/fxge/cfx_pathdata.h"
     12 #include "xfa/fxgraphics/cxfa_graphics.h"
     13 
     14 class CXFA_GEPath final {
     15  public:
     16   CXFA_GEPath();
     17   ~CXFA_GEPath();
     18 
     19   const CFX_PathData* GetPathData() const { return &data_; }
     20 
     21   void Clear();
     22   bool IsEmpty() const { return data_.GetPoints().empty(); }
     23   void TransformBy(const CFX_Matrix& mt);
     24 
     25   void Close();
     26   void MoveTo(const CFX_PointF& point);
     27   void LineTo(const CFX_PointF& point);
     28   void BezierTo(const CFX_PointF& c1,
     29                 const CFX_PointF& c2,
     30                 const CFX_PointF& to);
     31   void ArcTo(const CFX_PointF& pos,
     32              const CFX_SizeF& size,
     33              float startAngle,
     34              float sweepAngle);
     35 
     36   void AddLine(const CFX_PointF& p1, const CFX_PointF& p2);
     37   void AddRectangle(float left, float top, float width, float height);
     38   void AddEllipse(const CFX_RectF& rect);
     39   void AddArc(const CFX_PointF& pos,
     40               const CFX_SizeF& size,
     41               float startAngle,
     42               float sweepAngle);
     43 
     44   void AddSubpath(CXFA_GEPath* path);
     45 
     46  private:
     47   void ArcToInternal(const CFX_PointF& pos,
     48                      const CFX_SizeF& size,
     49                      float start_angle,
     50                      float sweep_angle);
     51 
     52   CFX_PathData data_;
     53 };
     54 
     55 #endif  // XFA_FXGRAPHICS_CXFA_GEPATH_H_
     56