#include "wx/wxprec.h"
#include "wx/dc.h"
+#include "wx/gtk/private.h"
//-----------------------------------------------------------------------------
-// wxDC
+// wxGTKDCImpl
//-----------------------------------------------------------------------------
-IMPLEMENT_ABSTRACT_CLASS(wxDC, wxDCBase)
+IMPLEMENT_ABSTRACT_CLASS(wxGTKDCImpl, wxDCImpl)
-wxDC::wxDC()
+wxGTKDCImpl::wxGTKDCImpl( wxDC *owner )
+ : wxDCImpl( owner )
{
m_ok = FALSE;
- m_mm_to_pix_x = (double)wxGetDisplaySize().GetWidth() /
- (double)wxGetDisplaySizeMM().GetWidth();
- m_mm_to_pix_y = (double)wxGetDisplaySize().GetHeight() /
- (double)wxGetDisplaySizeMM().GetHeight();
-
- m_needComputeScaleX = FALSE; /* not used yet */
- m_needComputeScaleY = FALSE; /* not used yet */
-
- m_logicalFunction = wxCOPY;
-
m_pen = *wxBLACK_PEN;
m_font = *wxNORMAL_FONT;
m_brush = *wxWHITE_BRUSH;
}
-void wxDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
+wxGTKDCImpl::~wxGTKDCImpl()
+{
+}
+
+void wxGTKDCImpl::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
{
m_clipping = TRUE;
m_clipX1 = x;
// get DC capabilities
// ---------------------------------------------------------------------------
-void wxDC::DoGetSizeMM( int* width, int* height ) const
+void wxGTKDCImpl::DoGetSizeMM( int* width, int* height ) const
{
int w = 0;
int h = 0;
- GetSize( &w, &h );
+ GetOwner()->GetSize( &w, &h );
if (width) *width = int( double(w) / (m_userScaleX*m_mm_to_pix_x) );
if (height) *height = int( double(h) / (m_userScaleY*m_mm_to_pix_y) );
}
// Resolution in pixels per logical inch
-wxSize wxDC::GetPPI() const
+wxSize wxGTKDCImpl::GetPPI() const
{
// TODO (should probably be pure virtual)
return wxSize(0, 0);
}
-
-// ---------------------------------------------------------------------------
-// set various DC parameters
-// ---------------------------------------------------------------------------
-
-wxCoord wxDC::DeviceToLogicalX(wxCoord x) const
-{
- return wxRound((x - m_deviceOriginX) / m_scaleX) * m_signX + m_logicalOriginX;
-}
-
-wxCoord wxDC::DeviceToLogicalY(wxCoord y) const
-{
- return wxRound((y - m_deviceOriginY) / m_scaleY) * m_signY + m_logicalOriginY;
-}
-
-wxCoord wxDC::DeviceToLogicalXRel(wxCoord x) const
-{
- return wxRound(x / m_scaleX);
-}
-
-wxCoord wxDC::DeviceToLogicalYRel(wxCoord y) const
-{
- return wxRound(y / m_scaleY);
-}
-
-wxCoord wxDC::LogicalToDeviceX(wxCoord x) const
-{
- return wxRound((x - m_logicalOriginX) * m_scaleX) * m_signX + m_deviceOriginX;
-}
-
-wxCoord wxDC::LogicalToDeviceY(wxCoord y) const
-{
- return wxRound((y - m_logicalOriginY) * m_scaleY) * m_signY + m_deviceOriginY;
-}
-
-wxCoord wxDC::LogicalToDeviceXRel(wxCoord x) const
-{
- return wxRound(x * m_scaleX);
-}
-
-wxCoord wxDC::LogicalToDeviceYRel(wxCoord y) const
-{
- return wxRound(y * m_scaleY);
-}
-
-void wxDC::ComputeScaleAndOrigin()
-{
- m_scaleX = m_logicalScaleX * m_userScaleX;
- m_scaleY = m_logicalScaleY * m_userScaleY;
-}
-
-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;
- }
- m_mappingMode = mode;
-
-/* we don't do this mega optimisation
- 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 )
-{
- // only wxPostScripDC has m_signX = -1, we override SetAxisOrientation there
- m_signX = (xLeftRight ? 1 : -1);
- m_signY = (yBottomUp ? -1 : 1);
- ComputeScaleAndOrigin();
-}