PWL_Caret.h revision 33357cad1fd1321a2b38d2963e2585f27ce980a2 
1// Copyright 2014 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 FPDFSDK_PDFWINDOW_PWL_CARET_H_
8#define FPDFSDK_PDFWINDOW_PWL_CARET_H_
9
10#include "fpdfsdk/pdfwindow/PWL_Wnd.h"
11
12struct PWL_CARET_INFO {
13 public:
14  PWL_CARET_INFO();
15
16  bool bVisible;
17  CFX_PointF ptHead;
18  CFX_PointF ptFoot;
19};
20
21class CPWL_Caret : public CPWL_Wnd {
22 public:
23  CPWL_Caret();
24  ~CPWL_Caret() override;
25
26  // CPWL_Wnd
27  CFX_ByteString GetClassName() const override;
28  void GetThisAppearanceStream(CFX_ByteTextBuf& sAppStream) override;
29  void DrawThisAppearance(CFX_RenderDevice* pDevice,
30                          CFX_Matrix* pUser2Device) override;
31  void InvalidateRect(CFX_FloatRect* pRect = nullptr) override;
32  void SetVisible(bool bVisible) override {}
33  void TimerProc() override;
34
35  void SetCaret(bool bVisible,
36                const CFX_PointF& ptHead,
37                const CFX_PointF& ptFoot);
38  CFX_ByteString GetCaretAppearanceStream(const CFX_PointF& ptOffset);
39  void SetInvalidRect(CFX_FloatRect rc) { m_rcInvalid = rc; }
40
41 private:
42  void GetCaretApp(CFX_ByteTextBuf& sAppStream, const CFX_PointF& ptOffset);
43  CFX_FloatRect GetCaretRect() const;
44
45  bool m_bFlash;
46  CFX_PointF m_ptHead;
47  CFX_PointF m_ptFoot;
48  FX_FLOAT m_fWidth;
49  int32_t m_nDelay;
50  CFX_FloatRect m_rcInvalid;
51};
52
53#endif  // FPDFSDK_PDFWINDOW_PWL_CARET_H_
54