/////////////////////////////////////////////////////////////////////////////
// Name: src/mac/carbon/dcclient.cpp
-// Purpose: wxClientDC class
+// Purpose: wxClientDCImpl class
// Author: Stefan Csomor
// Modified by:
// Created: 01/02/97
#include "wx/region.h"
#endif
+#include "wx/graphics.h"
+#include "wx/rawbmp.h"
#include "wx/mac/private.h"
//-----------------------------------------------------------------------------
-// constants
+// wxWindowDCImpl
//-----------------------------------------------------------------------------
-//-----------------------------------------------------------------------------
-// wxPaintDC
-//-----------------------------------------------------------------------------
-
-IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC)
-IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC)
-IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxWindowDC)
-
-/*
- * wxWindowDC
- */
-
-#include "wx/mac/uma.h"
-#include "wx/notebook.h"
-#include "wx/tabctrl.h"
-
-
-static wxBrush MacGetBackgroundBrush( wxWindow* window )
-{
- wxBrush bkdBrush = window->MacGetBackgroundBrush() ;
-
-#if !TARGET_API_MAC_OSX
- // transparency cannot be handled by the OS when not using composited windows
- wxWindow* parent = window->GetParent() ;
-
- // if we have some 'pseudo' transparency
- if ( ! bkdBrush.Ok() || bkdBrush.GetStyle() == wxTRANSPARENT || window->GetBackgroundColour() == wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE ) )
- {
- // walk up until we find something
- while ( parent != NULL )
- {
- if ( parent->GetBackgroundColour() != wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE ) )
- {
- // if we have any other colours in the hierarchy
- bkdBrush.SetColour( parent->GetBackgroundColour() ) ;
- break ;
- }
-
- if ( parent->IsKindOf( CLASSINFO(wxTopLevelWindow) ) )
- {
- bkdBrush = parent->MacGetBackgroundBrush() ;
- break ;
- }
-
- if ( parent->IsKindOf( CLASSINFO( wxNotebook ) )
-#if wxUSE_TAB_DIALOG
- || parent->IsKindOf( CLASSINFO( wxTabCtrl ) )
-#endif // wxUSE_TAB_DIALOG
- )
- {
- Rect extent = { 0 , 0 , 0 , 0 } ;
- int x , y ;
- x = y = 0 ;
- wxSize size = parent->GetSize() ;
- parent->MacClientToRootWindow( &x , &y ) ;
- extent.left = x ;
- extent.top = y ;
- extent.top-- ;
- extent.right = x + size.x ;
- extent.bottom = y + size.y ;
- bkdBrush.MacSetThemeBackground( kThemeBackgroundTabPane , (WXRECTPTR) &extent ) ;
- break ;
- }
-
- parent = parent->GetParent() ;
- }
- }
-
- if ( !bkdBrush.Ok() || bkdBrush.GetStyle() == wxTRANSPARENT )
- {
- // if we did not find something, use a default
- bkdBrush.MacSetTheme( kThemeBrushDialogBackgroundActive ) ;
- }
-#endif
-
- return bkdBrush ;
-}
+IMPLEMENT_ABSTRACT_CLASS(wxWindowDCImpl, wxGCDCImpl)
-wxWindowDC::wxWindowDC()
+wxWindowDCImpl::wxWindowDCImpl( wxDC *owner )
+ : wxGCDCImpl( owner )
{
- m_window = NULL ;
+ m_release = false;
}
-wxWindowDC::wxWindowDC(wxWindow *window)
+wxWindowDCImpl::wxWindowDCImpl( wxDC *owner, wxWindow *window )
+ : wxGCDCImpl( owner )
{
- m_window = window ;
+ m_window = window;
+
wxTopLevelWindowMac* rootwindow = window->MacGetTopLevelWindow() ;
if (!rootwindow)
return;
- WindowRef windowref = (WindowRef) rootwindow->MacGetWindowRef() ;
- int x , y ;
- x = y = 0 ;
- window->MacWindowToRootWindow( &x , &y ) ;
m_ok = true ;
-#if wxMAC_USE_CORE_GRAPHICS
m_window->GetSize( &m_width , &m_height);
- CGContextRef cg = (CGContextRef) window->MacGetCGContextRef();
- m_release = false;
+ CGContextRef cg = (CGContextRef) window->MacGetCGContextRef();
+ m_release = false;
if ( cg == NULL )
- SetGraphicsContext( wxGraphicsContext::Create( window ) ) ;
- else
- SetGraphicsContext( wxGraphicsContext::CreateFromNative( cg ) );
- m_graphicContext->SetPen( m_pen ) ;
- m_graphicContext->SetBrush( m_brush ) ;
- SetClippingRegion( 0 , 0 , m_width , m_height ) ;
-#else
- m_macLocalOrigin.x = x ;
- m_macLocalOrigin.y = y ;
- m_macPort = UMAGetWindowPort( windowref ) ;
+ {
+ 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 ) ;
- CopyRgn( (RgnHandle) window->MacGetVisibleRegion(true).GetWXHRGN() , (RgnHandle) m_macBoundaryClipRgn ) ;
- OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , m_macLocalOrigin.x , m_macLocalOrigin.y ) ;
- CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
-#endif
- SetBackground(MacGetBackgroundBrush(window));
+ SetBackground(wxBrush(window->GetBackgroundColour(),wxSOLID));
SetFont( window->GetFont() ) ;
}
-wxWindowDC::~wxWindowDC()
+wxWindowDCImpl::~wxWindowDCImpl()
{
-#if wxMAC_USE_CORE_GRAPHICS
- if ( m_release && m_graphicContext )
- {
-// CGContextRef cg = (CGContextRef) m_graphicContext->GetNativeContext() ;
- }
-#endif
+ 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);
+ }
}
-void wxWindowDC::DoGetSize( int* width, int* height ) const
+void wxWindowDCImpl::DoGetSize( int* width, int* height ) const
{
- wxCHECK_RET( m_window, _T("GetSize() doesn't work without window") );
+ if ( width )
+ *width = m_width;
+ if ( height )
+ *height = m_height;
+}
-#if wxMAC_USE_CORE_GRAPHICS
- if ( width )
- *width = m_width;
- if ( height )
- *height = m_height;
+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
- m_window->GetSize(width, height);
+ 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; y<height; y++) {
+ wxAlphaPixelData::Iterator rowStart = p;
+ for (int x=0; x<width; x++) {
+ unsigned char a = buffer[3];
+ p.Red() = a; buffer++;
+ p.Green() = a; buffer++;
+ p.Blue() = a; buffer++;
+ p.Alpha() = a; buffer++;
+ ++p;
+ }
+ p = rowStart;
+ p.OffsetY(pixData, 1);
+ }
+
+ return bmp;
#endif
}
/*
- * wxClientDC
+ * wxClientDCImpl
*/
-wxClientDC::wxClientDC()
+IMPLEMENT_ABSTRACT_CLASS(wxClientDCImpl, wxWindowDCImpl)
+
+wxClientDCImpl::wxClientDCImpl( wxDC *owner )
+ : wxWindowDCImpl( owner )
{
- m_window = NULL ;
}
-#if wxMAC_USE_CORE_GRAPHICS
-wxClientDC::wxClientDC(wxWindow *window) :
- wxWindowDC( window )
+wxClientDCImpl::wxClientDCImpl( wxDC *owner, wxWindow *window ) :
+ wxWindowDCImpl( owner, window )
{
+ wxCHECK_RET( window, _T("invalid window in wxClientDCImpl") );
wxPoint origin = window->GetClientAreaOrigin() ;
- wxSize size = window->GetClientSize() ;
- int x , y ;
- x = origin.x ;
- y = origin.y ;
- window->MacWindowToRootWindow( &x , &y ) ;
m_window->GetClientSize( &m_width , &m_height);
- SetClippingRegion( 0 , 0 , m_width , m_height ) ;
+ SetDeviceOrigin( origin.x, origin.y );
+ DoSetClippingRegion( 0 , 0 , m_width , m_height ) ;
}
-#else
-wxClientDC::wxClientDC(wxWindow *window)
-{
- m_window = window ;
- wxTopLevelWindowMac* rootwindow = window->MacGetTopLevelWindow() ;
- if (!rootwindow)
- return;
-
- WindowRef windowref = (WindowRef) rootwindow->MacGetWindowRef() ;
- wxPoint origin = window->GetClientAreaOrigin() ;
- wxSize size = window->GetClientSize() ;
- int x , y ;
- x = origin.x ;
- y = origin.y ;
- window->MacWindowToRootWindow( &x , &y ) ;
- m_macPort = UMAGetWindowPort( windowref ) ;
- m_ok = true ;
-
- m_macLocalOrigin.x = x ;
- m_macLocalOrigin.y = y ;
- SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , origin.x , origin.y , origin.x + size.x , origin.y + size.y ) ;
- SectRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) window->MacGetVisibleRegion().GetWXHRGN() , (RgnHandle) m_macBoundaryClipRgn ) ;
- OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , -origin.x , -origin.y ) ;
- OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , m_macLocalOrigin.x , m_macLocalOrigin.y ) ;
- CopyRgn( (RgnHandle) m_macBoundaryClipRgn ,(RgnHandle) m_macCurrentClipRgn ) ;
-
- SetBackground(MacGetBackgroundBrush(window));
- SetFont( window->GetFont() ) ;
-}
-#endif
-wxClientDC::~wxClientDC()
+wxClientDCImpl::~wxClientDCImpl()
{
}
-#if !wxMAC_USE_CORE_GRAPHICS
-void wxClientDC::DoGetSize(int *width, int *height) const
-{
- wxCHECK_RET( m_window, _T("GetSize() doesn't work without window") );
-
- m_window->GetClientSize( width, height );
-}
-#endif
-
/*
- * wxPaintDC
+ * wxPaintDCImpl
*/
-wxPaintDC::wxPaintDC()
+IMPLEMENT_ABSTRACT_CLASS(wxPaintDCImpl, wxWindowDCImpl)
+
+wxPaintDCImpl::wxPaintDCImpl( wxDC *owner )
+ : wxWindowDCImpl( owner )
{
- m_window = NULL ;
}
-#if wxMAC_USE_CORE_GRAPHICS
-wxPaintDC::wxPaintDC(wxWindow *window) :
- wxWindowDC( window )
+wxPaintDCImpl::wxPaintDCImpl( wxDC *owner, wxWindow *window ) :
+ wxWindowDCImpl( owner, window )
{
wxPoint origin = window->GetClientAreaOrigin() ;
- wxSize size = window->GetClientSize() ;
- int x , y ;
- x = origin.x ;
- y = origin.y ;
- window->MacWindowToRootWindow( &x , &y ) ;
m_window->GetClientSize( &m_width , &m_height);
- SetClippingRegion( 0 , 0 , m_width , m_height ) ;
+ SetDeviceOrigin( origin.x, origin.y );
+ DoSetClippingRegion( 0 , 0 , m_width , m_height ) ;
}
-#else
-wxPaintDC::wxPaintDC(wxWindow *window)
-{
- m_window = window ;
- wxTopLevelWindowMac* rootwindow = window->MacGetTopLevelWindow() ;
- WindowRef windowref = (WindowRef) rootwindow->MacGetWindowRef() ;
- wxPoint origin = window->GetClientAreaOrigin() ;
- wxSize size = window->GetClientSize() ;
- int x , y ;
- x = origin.x ;
- y = origin.y ;
- window->MacWindowToRootWindow( &x , &y ) ;
- m_macPort = UMAGetWindowPort( windowref ) ;
- m_ok = true ;
-
-#if wxMAC_USE_CORE_GRAPHICS
- if ( window->MacGetCGContextRef() )
- {
- m_graphicContext = new wxMacCGContext( (CGContextRef) window->MacGetCGContextRef() ) ;
- m_graphicContext->SetPen( m_pen ) ;
- m_graphicContext->SetBrush( m_brush ) ;
- SetClippingRegion( 0 , 0 , size.x , size.y ) ;
- SetBackground(MacGetBackgroundBrush(window));
- }
- else
- {
- wxLogDebug(wxT("You cannot create a wxPaintDC outside an OS-draw event") ) ;
- m_graphicContext = NULL ;
- }
- // there is no out-of-order drawing on OSX
-#else
- m_macLocalOrigin.x = x ;
- m_macLocalOrigin.y = y ;
- SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , origin.x , origin.y , origin.x + size.x , origin.y + size.y ) ;
- SectRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) window->MacGetVisibleRegion().GetWXHRGN() , (RgnHandle) m_macBoundaryClipRgn ) ;
- OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , -origin.x , -origin.y ) ;
- SectRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) window->GetUpdateRegion().GetWXHRGN() , (RgnHandle) m_macBoundaryClipRgn ) ;
- OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , m_macLocalOrigin.x , m_macLocalOrigin.y ) ;
- CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
- SetBackground(MacGetBackgroundBrush(window));
-#endif
- SetFont( window->GetFont() ) ;
-}
-#endif
-
-wxPaintDC::~wxPaintDC()
+wxPaintDCImpl::~wxPaintDCImpl()
{
}
-
-#if !wxMAC_USE_CORE_GRAPHICS
-void wxPaintDC::DoGetSize(int *width, int *height) const
-{
- wxCHECK_RET( m_window, _T("GetSize() doesn't work without window") );
-
- m_window->GetClientSize( width, height );
-}
-#endif
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