X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/519cb848a8f4c91c73421bb75314754284e593a4..9d5507f7a2701395e1d5c121bd877bb9066ee6ea:/src/mac/carbon/dcclient.cpp?ds=sidebyside diff --git a/src/mac/carbon/dcclient.cpp b/src/mac/carbon/dcclient.cpp index 08aeff0504..39d21a8af1 100644 --- a/src/mac/carbon/dcclient.cpp +++ b/src/mac/carbon/dcclient.cpp @@ -1,115 +1,203 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: dcclient.cpp -// Purpose: wxClientDC class -// Author: AUTHOR +// Name: src/mac/carbon/dcclient.cpp +// Purpose: wxClientDCImpl class +// Author: Stefan Csomor // Modified by: // Created: 01/02/97 // RCS-ID: $Id$ -// Copyright: (c) AUTHOR -// Licence: wxWindows licence +// Copyright: (c) Stefan Csomor +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "dcclient.h" -#endif +#include "wx/wxprec.h" #include "wx/dcclient.h" -#include "wx/dcmemory.h" -#include "wx/region.h" -#include -//----------------------------------------------------------------------------- -// constants -//----------------------------------------------------------------------------- +#ifndef WX_PRECOMP + #include "wx/log.h" + #include "wx/window.h" + #include "wx/dcmemory.h" + #include "wx/settings.h" + #include "wx/toplevel.h" + #include "wx/math.h" + #include "wx/region.h" +#endif -#define RAD2DEG 57.2957795131 +#include "wx/graphics.h" +#include "wx/rawbmp.h" +#include "wx/mac/private.h" //----------------------------------------------------------------------------- -// wxPaintDC +// wxWindowDCImpl //----------------------------------------------------------------------------- -#if !USE_SHARED_LIBRARY -IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC) -IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC) -IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxWindowDC) -#endif +IMPLEMENT_ABSTRACT_CLASS(wxWindowDCImpl, wxGCDCImpl) -/* - * wxWindowDC - */ +wxWindowDCImpl::wxWindowDCImpl( wxDC *owner ) + : wxGCDCImpl( owner ) +{ + m_release = false; +} -#include +wxWindowDCImpl::wxWindowDCImpl( wxDC *owner, wxWindow *window ) + : wxGCDCImpl( owner ) +{ + m_window = window; + + wxTopLevelWindowMac* rootwindow = window->MacGetTopLevelWindow() ; + if (!rootwindow) + return; + + m_ok = true ; + + m_window->GetSize( &m_width , &m_height); + CGContextRef cg = (CGContextRef) window->MacGetCGContextRef(); + m_release = false; + if ( cg == NULL ) + { + SetGraphicsContext( wxGraphicsContext::Create( window ) ) ; + } + else + { + CGContextSaveGState( cg ); + m_release = true ; + // make sure the context is having its origin at the wx-window coordinates of the + // view (read at the top of window.cpp about the differences) + if ( window->MacGetLeftBorderSize() != 0 || window->MacGetTopBorderSize() != 0 ) + CGContextTranslateCTM( cg , -window->MacGetLeftBorderSize() , -window->MacGetTopBorderSize() ); + + SetGraphicsContext( wxGraphicsContext::CreateFromNative( cg ) ); + } + DoSetClippingRegion( 0 , 0 , m_width , m_height ) ; + + SetBackground(wxBrush(window->GetBackgroundColour(),wxSOLID)); + + SetFont( window->GetFont() ) ; +} -wxWindowDC::wxWindowDC(void) +wxWindowDCImpl::~wxWindowDCImpl() { + if ( m_release ) + { + // this must not necessarily be the current context, we must restore the state of the + // cg we started with above (before the CGContextTranslateCTM call) + CGContextRef cg = (CGContextRef) m_window->MacGetCGContextRef(); + CGContextRestoreGState(cg); + } } -wxWindowDC::wxWindowDC(wxWindow *the_canvas) +void wxWindowDCImpl::DoGetSize( int* width, int* height ) const { - WindowRef windowref ; - wxWindow* rootwindow ; - - // this time it is really the full window - - the_canvas->MacGetPortParams(&m_macLocalOrigin, &m_macClipRect , &windowref , &rootwindow ); - m_macPort = UMAGetWindowPort( windowref ) ; - MacSetupPort() ; - m_ok = TRUE ; + if ( width ) + *width = m_width; + if ( height ) + *height = m_height; } -wxWindowDC::~wxWindowDC(void) +wxBitmap wxWindowDCImpl::DoGetAsBitmap(const wxRect *subrect) const { + // wxScreenDC is derived from wxWindowDC, so a screen dc will + // call this method when a Blit is performed with it as a source. + if (!m_window) + return wxNullBitmap; + +#ifdef __LP64__ + return wxNullBitmap; +#else + ControlRef handle = (ControlRef) m_window->GetHandle(); + if ( !handle ) + return wxNullBitmap; + + HIRect rect; + CGImageRef image; + CGContextRef context; + void* data; + + size_t bytesPerRow; + + HIViewCreateOffscreenImage( handle, 0, &rect, &image); + + + int width = subrect != NULL ? subrect->width : (int)rect.size.width; + int height = subrect != NULL ? subrect->height : (int)rect.size.height ; + + bytesPerRow = ( ( width * 8 * 4 + 7 ) / 8 ); + + data = calloc( 1, bytesPerRow * height ); + context = CGBitmapContextCreate( data, width, height, 8, bytesPerRow, CGColorSpaceCreateDeviceRGB(), kCGImageAlphaPremultipliedFirst ); + + if ( subrect ) + rect = CGRectOffset( rect, -subrect->x, -subrect->y ) ; + CGContextDrawImage( context, rect, image ); + + unsigned char* buffer = (unsigned char*) data; + wxBitmap bmp = wxBitmap(width, height, 32); + wxAlphaPixelData pixData(bmp, wxPoint(0,0), wxSize(width, height)); + + wxAlphaPixelData::Iterator p(pixData); + for (int y=0; yMacGetPortClientParams(&m_macLocalOrigin, &m_macClipRect , &windowref , &rootwindow ); - m_macPort = UMAGetWindowPort( windowref ) ; - MacSetupPort() ; - m_ok = TRUE ; - SetBackground(wxBrush(window->GetBackgroundColour(), wxSOLID)); - + wxCHECK_RET( window, _T("invalid window in wxClientDCImpl") ); + wxPoint origin = window->GetClientAreaOrigin() ; + m_window->GetClientSize( &m_width , &m_height); + SetDeviceOrigin( origin.x, origin.y ); + DoSetClippingRegion( 0 , 0 , m_width , m_height ) ; } -wxClientDC::~wxClientDC(void) +wxClientDCImpl::~wxClientDCImpl() { } /* - * wxPaintDC + * wxPaintDCImpl */ -wxPaintDC::wxPaintDC(void) +IMPLEMENT_ABSTRACT_CLASS(wxPaintDCImpl, wxWindowDCImpl) + +wxPaintDCImpl::wxPaintDCImpl( wxDC *owner ) + : wxWindowDCImpl( owner ) { } -wxPaintDC::wxPaintDC(wxWindow *window) +wxPaintDCImpl::wxPaintDCImpl( wxDC *owner, wxWindow *window ) : + wxWindowDCImpl( owner, window ) { - WindowRef windowref ; - wxWindow* rootwindow ; - - window->MacGetPortClientParams(&m_macLocalOrigin, &m_macClipRect , &windowref , &rootwindow ); - - m_macPort = UMAGetWindowPort( windowref ) ; - MacSetupPort() ; - m_ok = TRUE ; - long x , y ,w , h ; - window->GetUpdateRegion().GetBox( x , y , w , h ) ; - SetClippingRegion( x , y , w , h ) ; - SetBackground(wxBrush(window->GetBackgroundColour(), wxSOLID)); + wxPoint origin = window->GetClientAreaOrigin() ; + m_window->GetClientSize( &m_width , &m_height); + SetDeviceOrigin( origin.x, origin.y ); + DoSetClippingRegion( 0 , 0 , m_width , m_height ) ; } -wxPaintDC::~wxPaintDC() +wxPaintDCImpl::~wxPaintDCImpl() { }