// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifndef __GTKDCH__
-#define __GTKDCH__
+#ifndef _WX_GTKDC_H_
+#define _WX_GTKDC_H_
-//-----------------------------------------------------------------------------
-// constants
-//-----------------------------------------------------------------------------
-
-#ifndef MM_TEXT
-#define MM_TEXT 0
-#define MM_ISOTROPIC 1
-#define MM_ANISOTROPIC 2
-#define MM_LOMETRIC 3
-#define MM_HIMETRIC 4
-#define MM_TWIPS 5
-#define MM_POINTS 6
-#define MM_METRIC 7
-#endif
-
-//-----------------------------------------------------------------------------
-// coordinates transformations
-//-----------------------------------------------------------------------------
-
-inline wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const
-{
- return wxRound((x - m_deviceOriginX) / m_scaleX) * m_signX + m_logicalOriginX;
-}
-inline wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const
-{
- return wxRound((y - m_deviceOriginY) / m_scaleY) * m_signY + m_logicalOriginY;
-}
-inline wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const
-{
- return wxRound(x / m_scaleX);
-}
-inline wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const
-{
- return wxRound(y / m_scaleY);
-}
-inline wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const
-{
- return wxRound((x - m_logicalOriginX) * m_scaleX) * m_signX + m_deviceOriginX;
-}
-inline wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const
-{
- return wxRound((y - m_logicalOriginY) * m_scaleY) * m_signY + m_deviceOriginY;
-}
-inline wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const
-{
- return wxRound(x * m_scaleX);
-}
-inline wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const
-{
- return wxRound(y * m_scaleY);
-}
+#include "wx/dc.h"
//-----------------------------------------------------------------------------
// wxDC
//-----------------------------------------------------------------------------
-class WXDLLIMPEXP_CORE wxDC : public wxDCBase
+class WXDLLIMPEXP_CORE wxGTKDCImpl : public wxDCImpl
{
public:
- wxDC();
- virtual ~wxDC() { }
+ wxGTKDCImpl( wxDC *owner );
+ virtual ~wxGTKDCImpl();
#if wxUSE_PALETTE
void SetColourMap( const wxPalette& palette ) { SetPalette(palette); };
virtual void StartPage() { }
virtual void EndPage() { }
- virtual void SetMapMode( int mode );
- virtual void SetUserScale( double x, double y );
- virtual void SetLogicalScale( double x, double y );
- virtual void SetLogicalOrigin( wxCoord x, wxCoord y );
- virtual void SetDeviceOrigin( wxCoord x, wxCoord y );
-
- virtual void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
-
- virtual void ComputeScaleAndOrigin();
-
virtual GdkWindow* GetGDKWindow() const { return NULL; }
-protected:
- // implementation
- // --------------
-
- wxCoord XDEV2LOG(wxCoord x) const
- {
- return DeviceToLogicalX(x);
- }
- wxCoord XDEV2LOGREL(wxCoord x) const
- {
- return DeviceToLogicalXRel(x);
- }
- wxCoord YDEV2LOG(wxCoord y) const
- {
- return DeviceToLogicalY(y);
- }
- wxCoord YDEV2LOGREL(wxCoord y) const
- {
- return DeviceToLogicalYRel(y);
- }
- wxCoord XLOG2DEV(wxCoord x) const
- {
- return LogicalToDeviceX(x);
- }
- wxCoord XLOG2DEVREL(wxCoord x) const
- {
- return LogicalToDeviceXRel(x);
- }
- wxCoord YLOG2DEV(wxCoord y) const
- {
- return LogicalToDeviceY(y);
- }
- wxCoord YLOG2DEVREL(wxCoord y) const
- {
- return LogicalToDeviceYRel(y);
- }
-
// base class pure virtuals implemented here
virtual void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
virtual void DoGetSizeMM(int* width, int* height) const;
-public:
- // GTK-specific member variables
-
- // not sure what for, but what is a mm on a screen you don't know the size
- // of?
- double m_mm_to_pix_x,
- m_mm_to_pix_y;
-
- bool m_needComputeScaleX,
- m_needComputeScaleY; // not yet used
-
-
-private:
- DECLARE_ABSTRACT_CLASS(wxDC)
+ DECLARE_ABSTRACT_CLASS(wxGTKDCImpl)
};
-// this must be defined when wxDC::Blit() honours the DC origian and needed to
+// this must be defined when wxDC::Blit() honours the DC origin and needed to
// allow wxUniv code in univ/winuniv.cpp to work with versions of wxGTK
// 2.3.[23]
#ifndef wxHAS_WORKING_GTK_DC_BLIT
#define wxHAS_WORKING_GTK_DC_BLIT
#endif
-#endif // __GTKDCH__
+#endif // _WX_GTKDC_H_