Cleanup FDE interfaces.

This CL removes IFDE_TextOut, IFDE_Path, IFDE_RenderContext, IFDE_RenderDevice,
and IFDE_VisualSetIterator in favour of the concrete classes.

BUG=pdfium:468

Review URL: https://codereview.chromium.org/1896893003

1 files changed, 56 insertions, 0 deletions

diff --git a/xfa/fde/cfde_path.h b/xfa/fde/cfde_path.h
new file mode 100644
index 0000000000..c4b66f063e
--- /dev/null
+++ b/xfa/fde/cfde_path.h
@@ -0,0 +1,56 @@
+// Copyright 2014 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 XFA_FDE_CFDE_PATH_H_
+#define XFA_FDE_CFDE_PATH_H_
+
+#include "core/fxge/include/fx_ge.h"
+#include "xfa/fgas/crt/fgas_memory.h"
+
+class CFDE_Path : public CFX_Target {
+ public:
+  void Release() { delete this; }
+
+  FX_BOOL StartFigure();
+  FX_BOOL CloseFigure();
+
+  void AddBezier(const CFX_PointsF& points);
+  void AddBeziers(const CFX_PointsF& points);
+  void AddCurve(const CFX_PointsF& points,
+                FX_BOOL bClosed,
+                FX_FLOAT fTension = 0.5f);
+  void AddEllipse(const CFX_RectF& rect);
+  void AddLines(const CFX_PointsF& points);
+  void AddLine(const CFX_PointF& pt1, const CFX_PointF& pt2);
+  void AddPath(const CFDE_Path* pSrc, FX_BOOL bConnect);
+  void AddPolygon(const CFX_PointsF& points);
+  void AddRectangle(const CFX_RectF& rect);
+  void GetBBox(CFX_RectF& bbox) const;
+  void GetBBox(CFX_RectF& bbox,
+               FX_FLOAT fLineWidth,
+               FX_FLOAT fMiterLimit) const;
+  FX_PATHPOINT* AddPoints(int32_t iCount);
+  FX_PATHPOINT* GetLastPoint(int32_t iCount = 1) const;
+  FX_BOOL FigureClosed() const;
+  void MoveTo(FX_FLOAT fx, FX_FLOAT fy);
+  void LineTo(FX_FLOAT fx, FX_FLOAT fy);
+  void BezierTo(const CFX_PointF& p1,
+                const CFX_PointF& p2,
+                const CFX_PointF& p3);
+  void ArcTo(FX_BOOL bStart,
+             const CFX_RectF& rect,
+             FX_FLOAT startAngle,
+             FX_FLOAT endAngle);
+  void MoveTo(const CFX_PointF& p0) { MoveTo(p0.x, p0.y); }
+  void LineTo(const CFX_PointF& p1) { LineTo(p1.x, p1.y); }
+  void GetCurveTangents(const CFX_PointsF& points,
+                        CFX_PointsF& tangents,
+                        FX_BOOL bClosed,
+                        FX_FLOAT fTension) const;
+  CFX_PathData m_Path;
+};
+
+#endif  // XFA_FDE_CFDE_PATH_H_