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