dc.h 4.6 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155
  1. /////////////////////////////////////////////////////////////////////////////
  2. // Name: wx/gtk/dc.h
  3. // Purpose:
  4. // Author: Robert Roebling
  5. // Copyright: (c) 1998 Robert Roebling
  6. // Licence: wxWindows licence
  7. /////////////////////////////////////////////////////////////////////////////
  8. #ifndef _WX_GTKDC_H_
  9. #define _WX_GTKDC_H_
  10. #ifdef __WXGTK3__
  11. #include "wx/dcgraph.h"
  12. class wxGTKCairoDCImpl: public wxGCDCImpl
  13. {
  14. typedef wxGCDCImpl base_type;
  15. public:
  16. wxGTKCairoDCImpl(wxDC* owner);
  17. wxGTKCairoDCImpl(wxDC* owner, int);
  18. wxGTKCairoDCImpl(wxDC* owner, wxWindow* window);
  19. virtual void DoDrawBitmap(const wxBitmap& bitmap, int x, int y, bool useMask);
  20. virtual void DoDrawIcon(const wxIcon& icon, int x, int y);
  21. #if wxUSE_IMAGE
  22. virtual bool DoFloodFill(int x, int y, const wxColour& col, wxFloodFillStyle style);
  23. #endif
  24. virtual wxBitmap DoGetAsBitmap(const wxRect* subrect) const;
  25. virtual bool DoGetPixel(int x, int y, wxColour* col) const;
  26. virtual void DoGetSize(int* width, int* height) const;
  27. virtual bool DoStretchBlit(int xdest, int ydest, int dstWidth, int dstHeight, wxDC* source, int xsrc, int ysrc, int srcWidth, int srcHeight, wxRasterOperationMode rop, bool useMask, int xsrcMask, int ysrcMask);
  28. virtual void* GetCairoContext() const;
  29. protected:
  30. int m_width, m_height;
  31. wxDECLARE_NO_COPY_CLASS(wxGTKCairoDCImpl);
  32. };
  33. //-----------------------------------------------------------------------------
  34. class wxWindowDCImpl: public wxGTKCairoDCImpl
  35. {
  36. typedef wxGTKCairoDCImpl base_type;
  37. public:
  38. wxWindowDCImpl(wxWindowDC* owner, wxWindow* window);
  39. wxDECLARE_NO_COPY_CLASS(wxWindowDCImpl);
  40. };
  41. //-----------------------------------------------------------------------------
  42. class wxClientDCImpl: public wxGTKCairoDCImpl
  43. {
  44. typedef wxGTKCairoDCImpl base_type;
  45. public:
  46. wxClientDCImpl(wxClientDC* owner, wxWindow* window);
  47. wxDECLARE_NO_COPY_CLASS(wxClientDCImpl);
  48. };
  49. //-----------------------------------------------------------------------------
  50. class wxPaintDCImpl: public wxGTKCairoDCImpl
  51. {
  52. typedef wxGTKCairoDCImpl base_type;
  53. public:
  54. wxPaintDCImpl(wxPaintDC* owner, wxWindow* window);
  55. wxDECLARE_NO_COPY_CLASS(wxPaintDCImpl);
  56. };
  57. //-----------------------------------------------------------------------------
  58. class wxScreenDCImpl: public wxGTKCairoDCImpl
  59. {
  60. typedef wxGTKCairoDCImpl base_type;
  61. public:
  62. wxScreenDCImpl(wxScreenDC* owner);
  63. wxDECLARE_NO_COPY_CLASS(wxScreenDCImpl);
  64. };
  65. //-----------------------------------------------------------------------------
  66. class wxMemoryDCImpl: public wxGTKCairoDCImpl
  67. {
  68. typedef wxGTKCairoDCImpl base_type;
  69. public:
  70. wxMemoryDCImpl(wxMemoryDC* owner);
  71. wxMemoryDCImpl(wxMemoryDC* owner, wxBitmap& bitmap);
  72. wxMemoryDCImpl(wxMemoryDC* owner, wxDC* dc);
  73. virtual wxBitmap DoGetAsBitmap(const wxRect* subrect) const;
  74. virtual void DoSelect(const wxBitmap& bitmap);
  75. virtual const wxBitmap& GetSelectedBitmap() const;
  76. virtual wxBitmap& GetSelectedBitmap();
  77. private:
  78. void Setup();
  79. wxBitmap m_bitmap;
  80. wxDECLARE_NO_COPY_CLASS(wxMemoryDCImpl);
  81. };
  82. //-----------------------------------------------------------------------------
  83. class WXDLLIMPEXP_CORE wxGTKCairoDC: public wxDC
  84. {
  85. typedef wxDC base_type;
  86. public:
  87. wxGTKCairoDC(cairo_t* cr);
  88. wxDECLARE_NO_COPY_CLASS(wxGTKCairoDC);
  89. };
  90. #else
  91. #include "wx/dc.h"
  92. //-----------------------------------------------------------------------------
  93. // wxDC
  94. //-----------------------------------------------------------------------------
  95. class WXDLLIMPEXP_CORE wxGTKDCImpl : public wxDCImpl
  96. {
  97. public:
  98. wxGTKDCImpl( wxDC *owner );
  99. virtual ~wxGTKDCImpl();
  100. #if wxUSE_PALETTE
  101. void SetColourMap( const wxPalette& palette ) { SetPalette(palette); }
  102. #endif // wxUSE_PALETTE
  103. // Resolution in pixels per logical inch
  104. virtual wxSize GetPPI() const;
  105. virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return true; }
  106. virtual void EndDoc() { }
  107. virtual void StartPage() { }
  108. virtual void EndPage() { }
  109. virtual GdkWindow* GetGDKWindow() const { return NULL; }
  110. virtual void* GetHandle() const { return GetGDKWindow(); }
  111. // base class pure virtuals implemented here
  112. virtual void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
  113. virtual void DoGetSizeMM(int* width, int* height) const;
  114. DECLARE_ABSTRACT_CLASS(wxGTKDCImpl)
  115. };
  116. // this must be defined when wxDC::Blit() honours the DC origin and needed to
  117. // allow wxUniv code in univ/winuniv.cpp to work with versions of wxGTK
  118. // 2.3.[23]
  119. #ifndef wxHAS_WORKING_GTK_DC_BLIT
  120. #define wxHAS_WORKING_GTK_DC_BLIT
  121. #endif
  122. #endif
  123. #endif // _WX_GTKDC_H_