X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a23fd0e1d1329a4a258b4defb3e0b0001b700c6e..12bb29f5432174ecbd65549bda832d70d34a98ae:/src/gtk1/dc.cpp diff --git a/src/gtk1/dc.cpp b/src/gtk1/dc.cpp index d43a7294b4..f6ae0e68c0 100644 --- a/src/gtk1/dc.cpp +++ b/src/gtk1/dc.cpp @@ -1,60 +1,39 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: dc.cpp +// Name: src/gtk1/dc.cpp // Purpose: // Author: Robert Roebling // RCS-ID: $Id$ -// Copyright: (c) 1998 Robert Roebling, Markus Holzem +// Copyright: (c) 1998 Robert Roebling // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" -#ifdef __GNUG__ - #pragma implementation "dc.h" -#endif +#include "wx/gtk1/dc.h" -#include "wx/dc.h" - -#include "gdk/gdk.h" -#include "gtk/gtk.h" - -//----------------------------------------------------------------------------- -// constants -//----------------------------------------------------------------------------- - -#define mm2inches 0.0393700787402 -#define inches2mm 25.4 -#define mm2twips 56.6929133859 -#define twips2mm 0.0176388888889 -#define mm2pt 2.83464566929 -#define pt2mm 0.352777777778 +#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_optimize = FALSE; - m_autoSetting = FALSE; - - m_mm_to_pix_x = 1.0; - m_mm_to_pix_y = 1.0; - - 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 = *wxTRANSPARENT_BRUSH; + m_brush = *wxWHITE_BRUSH; } -void wxDC::DoSetClippingRegion( long x, long y, long width, long height ) +void wxGTKDCImpl::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) { m_clipping = TRUE; m_clipX1 = x; @@ -63,174 +42,23 @@ void wxDC::DoSetClippingRegion( long x, long y, long width, long height ) m_clipY2 = y + height; } -void wxDC::DestroyClippingRegion() -{ - m_clipping = FALSE; -} - // --------------------------------------------------------------------------- // get DC capabilities // --------------------------------------------------------------------------- -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 wxGTKDCImpl::DoGetSizeMM( int* width, int* height ) const { int w = 0; int h = 0; GetSize( &w, &h ); - if (width) *width = int( double(w) / (m_scaleX*m_mm_to_pix_x) ); - if (height) *height = int( double(h) / (m_scaleY*m_mm_to_pix_y) ); + 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 -// --------------------------------------------------------------------------- - -void wxDC::ComputeScaleAndOrigin() -{ - // CMB: copy scale to see if it changes - double origScaleX = m_scaleX; - double origScaleY = m_scaleY; - - m_scaleX = m_logicalScaleX * m_userScaleX; - m_scaleY = m_logicalScaleY * m_userScaleY; - - // CMB: if scale has changed call SetPen to recalulate the line width - if (m_scaleX != origScaleX || m_scaleY != origScaleY) - { - // this is a bit artificial, but we need to force wxDC to think - // the pen has changed - // It gives an Assert, Robert Roebling -/* - wxPen pen = m_pen; - m_pen = wxNullPen; - SetPen( pen ); -*/ - } -} - -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; - } -/* 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( long x, long y ) -{ - m_logicalOriginX = x * m_signX; // is this still correct ? - m_logicalOriginY = y * m_signY; - ComputeScaleAndOrigin(); -} - -void wxDC::SetDeviceOrigin( long x, long 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 -// --------------------------------------------------------------------------- - -long wxDCBase::DeviceToLogicalX(long x) const -{ - return XDEV2LOG(x); -} - -long wxDCBase::DeviceToLogicalY(long y) const -{ - return YDEV2LOG(y); -} - -long wxDCBase::DeviceToLogicalXRel(long x) const -{ - return XDEV2LOGREL(x); -} - -long wxDCBase::DeviceToLogicalYRel(long y) const -{ - return YDEV2LOGREL(y); -} - -long wxDCBase::LogicalToDeviceX(long x) const -{ - return XLOG2DEV(x); -} - -long wxDCBase::LogicalToDeviceY(long y) const -{ - return YLOG2DEV(y); -} - -long wxDCBase::LogicalToDeviceXRel(long x) const -{ - return XLOG2DEVREL(x); -} - -long wxDCBase::LogicalToDeviceYRel(long y) const -{ - return YLOG2DEVREL(y); -} -