X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0180d5daae8187ca9d938a1aa07e54ac16a12d1a..0bbe61b8c18a1795189f0cf73cc61c14a0fb846d:/src/gtk/dcmemory.cpp?ds=sidebyside diff --git a/src/gtk/dcmemory.cpp b/src/gtk/dcmemory.cpp index 66c5549f52..3c22ca1fc1 100644 --- a/src/gtk/dcmemory.cpp +++ b/src/gtk/dcmemory.cpp @@ -1,78 +1,168 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: dcmemory.cpp +// Name: src/gtk/dcmemory.cpp // Purpose: // Author: Robert Roebling -// Created: 01/02/97 // RCS-ID: $Id$ -// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem -// Licence: wxWindows licence +// Copyright: (c) 1998 Robert Roebling +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "dcmemory.h" -#endif +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" #include "wx/dcmemory.h" +#include "wx/gtk/dcmemory.h" + +#include +#include //----------------------------------------------------------------------------- -// wxMemoryDC +// wxMemoryDCImpl //----------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxMemoryDC,wxPaintDC) +IMPLEMENT_ABSTRACT_CLASS(wxMemoryDCImpl, wxWindowDCImpl) + +wxMemoryDCImpl::wxMemoryDCImpl( wxMemoryDC *owner ) + : wxWindowDCImpl( owner ) +{ + Init(); +} + +wxMemoryDCImpl::wxMemoryDCImpl( wxMemoryDC *owner, wxBitmap& bitmap) + : wxWindowDCImpl( owner ) +{ + Init(); + DoSelect(bitmap); +} -wxMemoryDC::wxMemoryDC(void) +wxMemoryDCImpl::wxMemoryDCImpl( wxMemoryDC *owner, wxDC *WXUNUSED(dc) ) + : wxWindowDCImpl( owner ) { - m_ok = FALSE; - m_cmap = gdk_colormap_get_system(); -}; + Init(); +} -wxMemoryDC::wxMemoryDC( wxDC *WXUNUSED(dc) ) +wxMemoryDCImpl::~wxMemoryDCImpl() { - m_ok = FALSE; - m_cmap = gdk_colormap_get_system(); -}; + g_object_unref(m_context); +} -wxMemoryDC::~wxMemoryDC(void) +void wxMemoryDCImpl::Init() { -}; + m_ok = false; -void wxMemoryDC::SelectObject( const wxBitmap& bitmap ) + m_cmap = gtk_widget_get_default_colormap(); + + m_context = gdk_pango_context_get(); + // Note: The Sun customised version of Pango shipping with Solaris 10 + // crashes if the language is left NULL (see bug 1374114) + pango_context_set_language( m_context, gtk_get_default_language() ); + m_layout = pango_layout_new( m_context ); + m_fontdesc = pango_font_description_copy( pango_context_get_font_description( m_context ) ); +} + +void wxMemoryDCImpl::DoSelect( const wxBitmap& bitmap ) { - m_selected = bitmap; - if (m_selected.Ok()) - { - if (m_selected.GetPixmap()) + Destroy(); + + m_selected = bitmap; + if (m_selected.Ok()) { - m_window = m_selected.GetPixmap(); + m_gdkwindow = m_selected.GetPixmap(); + + m_selected.PurgeOtherRepresentations(wxBitmap::Pixmap); + + SetUpDC( true ); } else { - m_window = m_selected.GetBitmap(); + m_ok = false; + m_gdkwindow = (GdkWindow *) NULL; } - - SetUpDC(); - - m_isDrawable = FALSE; - } - else - { - m_ok = FALSE; - m_window = NULL; - }; -}; - -void wxMemoryDC::GetSize( int *width, int *height ) const +} + +void wxMemoryDCImpl::SetPen( const wxPen& penOrig ) { - if (m_selected.Ok()) - { - if (width) (*width) = m_selected.GetWidth(); - if (height) (*height) = m_selected.GetHeight(); - } - else - { - if (width) (*width) = 0; - if (height) (*height) = 0; - }; -}; + wxPen pen( penOrig ); + if ( m_selected.Ok() && + m_selected.GetDepth() == 1 && + (pen != *wxTRANSPARENT_PEN) ) + { + pen.SetColour( pen.GetColour() == *wxWHITE ? *wxBLACK : *wxWHITE ); + } + wxWindowDCImpl::SetPen( pen ); +} + +void wxMemoryDCImpl::SetBrush( const wxBrush& brushOrig ) +{ + wxBrush brush( brushOrig ); + if ( m_selected.Ok() && + m_selected.GetDepth() == 1 && + (brush != *wxTRANSPARENT_BRUSH) ) + { + brush.SetColour( brush.GetColour() == *wxWHITE ? *wxBLACK : *wxWHITE); + } + + wxWindowDCImpl::SetBrush( brush ); +} + +void wxMemoryDCImpl::SetBackground( const wxBrush& brushOrig ) +{ + wxBrush brush(brushOrig); + + if ( m_selected.Ok() && + m_selected.GetDepth() == 1 && + (brush != *wxTRANSPARENT_BRUSH) ) + { + brush.SetColour( brush.GetColour() == *wxWHITE ? *wxBLACK : *wxWHITE ); + } + + wxWindowDCImpl::SetBackground( brush ); +} + +void wxMemoryDCImpl::SetTextForeground( const wxColour& col ) +{ + if ( m_selected.Ok() && m_selected.GetDepth() == 1 ) + wxWindowDCImpl::SetTextForeground( col == *wxWHITE ? *wxBLACK : *wxWHITE); + else + wxWindowDCImpl::SetTextForeground( col ); +} + +void wxMemoryDCImpl::SetTextBackground( const wxColour &col ) +{ + if (m_selected.Ok() && m_selected.GetDepth() == 1) + wxWindowDCImpl::SetTextBackground( col == *wxWHITE ? *wxBLACK : *wxWHITE ); + else + wxWindowDCImpl::SetTextBackground( col ); +} + +void wxMemoryDCImpl::DoGetSize( int *width, int *height ) const +{ + if (m_selected.Ok()) + { + if (width) (*width) = m_selected.GetWidth(); + if (height) (*height) = m_selected.GetHeight(); + } + else + { + if (width) (*width) = 0; + if (height) (*height) = 0; + } +} + +wxBitmap wxMemoryDCImpl::DoGetAsBitmap(const wxRect *subrect) const +{ + wxBitmap bmp = GetSelectedBitmap(); + return subrect ? bmp.GetSubBitmap(*subrect) : bmp; +} + +const wxBitmap& wxMemoryDCImpl::GetSelectedBitmap() const +{ + return m_selected; +} + +wxBitmap& wxMemoryDCImpl::GetSelectedBitmap() +{ + return m_selected; +}