X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/621b83d9b34572321873cf3d54920a7749b2f53c..abd474ea63667f727940a009cc3e0b23ba9f418f:/src/gtk1/dc.cpp diff --git a/src/gtk1/dc.cpp b/src/gtk1/dc.cpp index 7247e564c3..f6ae0e68c0 100644 --- a/src/gtk1/dc.cpp +++ b/src/gtk1/dc.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: dc.cpp +// Name: src/gtk1/dc.cpp // Purpose: // Author: Robert Roebling // RCS-ID: $Id$ @@ -10,29 +10,22 @@ // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" -#include "wx/dc.h" +#include "wx/gtk1/dc.h" #include #include //----------------------------------------------------------------------------- -// 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; @@ -40,7 +33,7 @@ wxDC::wxDC() m_brush = *wxWHITE_BRUSH; } -void wxDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) +void wxGTKDCImpl::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) { m_clipping = TRUE; m_clipX1 = x; @@ -53,7 +46,7 @@ void wxDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord hei // 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; @@ -63,174 +56,9 @@ void wxDC::DoGetSizeMM( int* width, int* height ) const } // 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(); -} - -// --------------------------------------------------------------------------- -// coordinates transformations -// --------------------------------------------------------------------------- - -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); -} -