/////////////////////////////////////////////////////////////////////////////
-// Name: dc.cpp
+// Name: src/x11/dc.cpp
// Purpose: wxDC class
// Author: Julian Smart
// Modified by:
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
- #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"
-
-IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject)
+#include "wx/x11/dc.h"
-//-----------------------------------------------------------------------------
-// constants
-//-----------------------------------------------------------------------------
+#ifndef WX_PRECOMP
+ #include "wx/dcmemory.h"
+#endif
-#define mm2inches 0.0393700787402
-#define inches2mm 25.4
-#define mm2twips 56.6929133859
-#define twips2mm 0.0176388888889
-#define mm2pt 2.83464566929
-#define pt2mm 0.352777777778
+IMPLEMENT_ABSTRACT_CLASS(wxX11DCImpl, wxDCImpl)
//-----------------------------------------------------------------------------
// wxDC
//-----------------------------------------------------------------------------
-wxDC::wxDC()
+wxX11DCImpl::wxX11DCImpl( wxDC *owner ) :
+ wxDCImpl( owner )
{
- m_ok = FALSE;
+ m_ok = false;
- m_mm_to_pix_x = 1.0;
- m_mm_to_pix_y = 1.0;
+ m_pen = *wxBLACK_PEN;
+ m_font = *wxNORMAL_FONT;
+ m_brush = *wxWHITE_BRUSH;
m_backgroundMode = wxTRANSPARENT;
-
- m_isInteractive = FALSE;
-}
-
-void wxDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y)
-{
- wxCHECK_RET( Ok(), "invalid dc" );
- wxCHECK_RET( icon.Ok(), "invalid icon" );
-
- DoDrawBitmap(icon, x, y, TRUE);
}
-void wxDC::DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask )
+void wxX11DCImpl::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
{
- wxCHECK_RET( bitmap.Ok(), "invalid bitmap" );
-
- wxMemoryDC memDC;
- memDC.SelectObject(bitmap);
-
-#if 0
- // Not sure if we need this. The mask should leave the masked areas as per
- // the original background of this DC.
- if (useMask)
- {
- // There might be transparent areas, so make these the same colour as this
- // DC
- memDC.SetBackground(* GetBackground());
- memDC.Clear();
- }
-#endif // 0
-
- Blit(x, y, bitmap.GetWidth(), bitmap.GetHeight(), &memDC, 0, 0, wxCOPY, useMask);
-
- memDC.SelectObject(wxNullBitmap);
-}
-
-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;
m_clipY2 = y + height;
}
-void wxDC::DestroyClippingRegion()
-{
- m_clipping = FALSE;
-}
-
-void wxDC::DoGetSize( int* width, int* height ) const
-{
- if ( width )
- *width = m_maxX - m_minX;
- if ( height )
- *height = m_maxY - m_minY;
-}
-
-void wxDC::DoGetSizeMM( int* width, int* height ) const
+void wxX11DCImpl::DoGetSizeMM( int* width, int* height ) const
{
int w, h;
- GetSize( &w, &h );
+ DoGetSize( &w, &h );
if ( width )
*width = int( double(w) / (m_scaleX*m_mm_to_pix_x) );
}
// Resolution in pixels per logical inch
-wxSize wxDC::GetPPI() const
+wxSize wxX11DCImpl::GetPPI() const
{
// 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;
-}
-
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