include/wx/motif/dc.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/motif/dc.h
   3 // Purpose:     wxMotifDCImpl class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     17/09/98
   7 // Copyright:   (c) Julian Smart
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_DC_H_
  12 #define _WX_DC_H_
  13
  14 #include "wx/dc.h"
  15
  16 // ----------------------------------------------------------------------------
  17 // wxMotifDCImpl
  18 // ----------------------------------------------------------------------------
  19
  20 class WXDLLIMPEXP_CORE wxMotifDCImpl : public wxDCImpl
  21 {
  22 public:
  23     wxMotifDCImpl(wxDC *owner);
  24
  25     virtual wxSize GetPPI() const;
  26
  27 protected:
  28     virtual void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y);
  29     virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y,
  30                               bool useMask = false);
  31
  32     virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
  33                                      wxCoord width, wxCoord height);
  34     virtual void DoGetSize(int *width, int *height) const;
  35     virtual void DoGetSizeMM(int* width, int* height) const;
  36
  37 public:
  38     // implementation
  39     wxCoord XDEV2LOG(wxCoord x) const       { return DeviceToLogicalX(x); }
  40     wxCoord XDEV2LOGREL(wxCoord x) const    { return DeviceToLogicalXRel(x); }
  41     wxCoord YDEV2LOG(wxCoord y) const       { return DeviceToLogicalY(y); }
  42     wxCoord YDEV2LOGREL(wxCoord y) const    { return DeviceToLogicalYRel(y); }
  43     wxCoord XLOG2DEV(wxCoord x) const       { return LogicalToDeviceX(x); }
  44     wxCoord XLOG2DEVREL(wxCoord x) const    { return LogicalToDeviceXRel(x); }
  45     wxCoord YLOG2DEV(wxCoord y) const       { return LogicalToDeviceY(y); }
  46     wxCoord YLOG2DEVREL(wxCoord y) const    { return LogicalToDeviceYRel(y); }
  47
  48     // Without device translation, for backing pixmap purposes
  49     wxCoord XLOG2DEV_2(wxCoord x) const
  50     {
  51         return wxRound((double)(x - m_logicalOriginX) * m_scaleX) * m_signX;
  52     }
  53     wxCoord YLOG2DEV_2(wxCoord y) const
  54     {
  55         return wxRound((double)(y - m_logicalOriginY) * m_scaleY) * m_signY;
  56     }
  57
  58     DECLARE_DYNAMIC_CLASS(wxMotifDCImpl)
  59 };
  60
  61 #endif // _WX_DC_H_