/////////////////////////////////////////////////////////////////////////////
-// Name: dc.cpp
+// Name: src/x11/dc.cpp
// Purpose: wxDC class
// Author: Julian Smart
// Modified by:
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
- #pragma implementation "dc.h"
-#endif
+// for compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
#include "wx/dc.h"
-#include "wx/dcmemory.h"
-#include "wx/defs.h"
+
+#ifndef WX_PRECOMP
+ #include "wx/dcmemory.h"
+#endif
IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject)
wxDC::wxDC()
{
- m_ok = FALSE;
-
-#if 1
- m_mm_to_pix_x = 1.0;
- m_mm_to_pix_y = 1.0;
-#else
- m_mm_to_pix_x = (double)wxGetDisplaySize().GetWidth() /
- (double)wxGetDisplaySizeMM().GetWidth();
- m_mm_to_pix_y = (double)wxGetDisplaySize().GetHeight() /
- (double)wxGetDisplaySizeMM().GetHeight();
-#endif
-
- m_needComputeScaleX = FALSE; /* not used yet */
- m_needComputeScaleY = FALSE; /* not used yet */
-
- m_logicalFunction = wxCOPY;
+ m_ok = false;
m_pen = *wxBLACK_PEN;
m_font = *wxNORMAL_FONT;
m_brush = *wxWHITE_BRUSH;
m_backgroundMode = wxTRANSPARENT;
-
- m_isInteractive = FALSE; // ???
}
void wxDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
{
- m_clipping = TRUE;
+ m_clipping = true;
m_clipX1 = x;
m_clipY1 = y;
m_clipX2 = x + width;
// TODO (should probably be pure virtual)
return wxSize(0, 0);
}
-
-void wxDC::SetMapMode( int mode )
-{
- switch (mode)
- {
- case wxMM_TWIPS:
- SetLogicalScale( twips2mm*m_mm_to_pix_x, twips2mm*m_mm_to_pix_y );
- break;
- case wxMM_POINTS:
- SetLogicalScale( pt2mm*m_mm_to_pix_x, pt2mm*m_mm_to_pix_y );
- break;
- case wxMM_METRIC:
- SetLogicalScale( m_mm_to_pix_x, m_mm_to_pix_y );
- break;
- case wxMM_LOMETRIC:
- SetLogicalScale( m_mm_to_pix_x/10.0, m_mm_to_pix_y/10.0 );
- break;
- default:
- case wxMM_TEXT:
- SetLogicalScale( 1.0, 1.0 );
- break;
- }
- if (mode != wxMM_TEXT)
- {
- m_needComputeScaleX = TRUE;
- m_needComputeScaleY = TRUE;
- }
-}
-
-void wxDC::SetUserScale( double x, double y )
-{
- // allow negative ? -> no
- m_userScaleX = x;
- m_userScaleY = y;
- ComputeScaleAndOrigin();
-}
-
-void wxDC::SetLogicalScale( double x, double y )
-{
- // allow negative ?
- m_logicalScaleX = x;
- m_logicalScaleY = y;
- ComputeScaleAndOrigin();
-}
-
-void wxDC::SetLogicalOrigin( wxCoord x, wxCoord y )
-{
- m_logicalOriginX = x * m_signX; // is this still correct ?
- m_logicalOriginY = y * m_signY;
- ComputeScaleAndOrigin();
-}
-
-void wxDC::SetDeviceOrigin( wxCoord x, wxCoord y )
-{
- // only wxPostScripDC has m_signX = -1, we override SetDeviceOrigin there
- m_deviceOriginX = x;
- m_deviceOriginY = y;
- ComputeScaleAndOrigin();
-}
-
-void wxDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
-{
- m_signX = xLeftRight ? 1 : -1;
- m_signY = yBottomUp ? -1 : 1;
- ComputeScaleAndOrigin();
-}
-
-wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const
-{
- return ((wxDC *)this)->XDEV2LOG(x);
-}
-
-wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const
-{
- return ((wxDC *)this)->YDEV2LOG(y);
-}
-
-wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const
-{
- return ((wxDC *)this)->XDEV2LOGREL(x);
-}
-
-wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const
-{
- return ((wxDC *)this)->YDEV2LOGREL(y);
-}
-
-wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const
-{
- return ((wxDC *)this)->XLOG2DEV(x);
-}
-
-wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const
-{
- return ((wxDC *)this)->YLOG2DEV(y);
-}
-
-wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const
-{
- return ((wxDC *)this)->XLOG2DEVREL(x);
-}
-
-wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const
-{
- return ((wxDC *)this)->YLOG2DEVREL(y);
-}
-
-void wxDC::ComputeScaleAndOrigin()
-{
- m_scaleX = m_logicalScaleX * m_userScaleX;
- m_scaleY = m_logicalScaleY * m_userScaleY;
-}
-