// Name: wx/gtk1/dc.h
// Purpose:
// Author: Robert Roebling
-// Id: $Id$
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef __GTKDCH__
#define __GTKDCH__
-//-----------------------------------------------------------------------------
-// classes
-//-----------------------------------------------------------------------------
-
-class WXDLLIMPEXP_CORE wxDC;
-
-//-----------------------------------------------------------------------------
-// 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
+#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); };
+ void SetColourMap( const wxPalette& palette ) { SetPalette(palette); }
#endif // wxUSE_PALETTE
// Resolution in pixels per logical inch
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 );
-
- // implementation
- // --------------
-
- virtual void ComputeScaleAndOrigin();
-
virtual GdkWindow* GetGDKWindow() const { return NULL; }
- wxCoord XDEV2LOG(wxCoord x) const
- {
- return wxRound((double)(x - m_deviceOriginX) / m_scaleX) * m_signX + m_logicalOriginX;
- }
- wxCoord XDEV2LOGREL(wxCoord x) const
- {
- return wxRound((double)(x) / m_scaleX);
- }
- wxCoord YDEV2LOG(wxCoord y) const
- {
- return wxRound((double)(y - m_deviceOriginY) / m_scaleY) * m_signY + m_logicalOriginY;
- }
- wxCoord YDEV2LOGREL(wxCoord y) const
- {
- return wxRound((double)(y) / m_scaleY);
- }
- wxCoord XLOG2DEV(wxCoord x) const
- {
- return wxRound((double)(x - m_logicalOriginX) * m_scaleX) * m_signX + m_deviceOriginX;
- }
- wxCoord XLOG2DEVREL(wxCoord x) const
- {
- return wxRound((double)(x) * m_scaleX);
- }
- wxCoord YLOG2DEV(wxCoord y) const
- {
- return wxRound((double)(y - m_logicalOriginY) * m_scaleY) * m_signY + m_deviceOriginY;
- }
- wxCoord YLOG2DEVREL(wxCoord y) const
- {
- return wxRound((double)(y) * m_scaleY);
- }
+public:
+ // 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); }
-protected:
// 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)
};