src/mac/carbon/dcclient.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dcclient.cpp
   3 // Purpose:     wxClientDC class
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:       wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "dcclient.h"
  14 #endif
  15
  16 #include "wx/dcclient.h"
  17 #include "wx/dcmemory.h"
  18 #include "wx/region.h"
  19 #include "wx/window.h"
  20 #include "wx/toplevel.h"
  21 #include <math.h>
  22 #include "wx/mac/private.h"
  23
  24 //-----------------------------------------------------------------------------
  25 // constants
  26 //-----------------------------------------------------------------------------
  27
  28 #define RAD2DEG 57.2957795131
  29
  30 //-----------------------------------------------------------------------------
  31 // wxPaintDC
  32 //-----------------------------------------------------------------------------
  33
  34 #if !USE_SHARED_LIBRARY
  35 IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC)
  36 IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC)
  37 IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxWindowDC)
  38 #endif
  39
  40 /*
  41  * wxWindowDC
  42  */
  43
  44 #include "wx/mac/uma.h"
  45 #include "wx/notebook.h"
  46 #include "wx/tabctrl.h"
  47
  48
  49 static wxBrush MacGetBackgroundBrush( wxWindow* window )
  50 {
  51     wxBrush bkdBrush = window->MacGetBackgroundBrush() ;
  52 #if !TARGET_API_MAC_OSX
  53     // transparency cannot be handled by the OS when not using composited windows
  54     wxWindow* parent = window->GetParent() ;
  55     // if we have some 'pseudo' transparency
  56     if ( ! bkdBrush.Ok() || bkdBrush.GetStyle() == wxTRANSPARENT || window->GetBackgroundColour() == wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE ) )
  57     {
  58         // walk up until we find something
  59         while( parent != NULL )
  60         {
  61             if ( parent->GetBackgroundColour() != wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE ) )
  62             {
  63                 // if we have any other colours in the hierarchy
  64                 bkdBrush.SetColour( parent->GetBackgroundColour() ) ;
  65                 break ;
  66             }
  67             if ( parent->IsKindOf( CLASSINFO(wxTopLevelWindow) ) )
  68             {
  69                 bkdBrush = parent->MacGetBackgroundBrush() ;
  70                 break ;
  71             }
  72             if ( parent->IsKindOf( CLASSINFO( wxNotebook ) ) || parent->IsKindOf( CLASSINFO( wxTabCtrl ) ) )
  73             {
  74                 Rect extent = { 0 , 0 , 0 , 0 } ;
  75                 int x , y ;
  76                 x = y = 0 ;
  77                 wxSize size = parent->GetSize() ;
  78                 parent->MacClientToRootWindow( &x , &y ) ;
  79                 extent.left = x ;
  80                 extent.top = y ;
  81                 extent.top-- ;
  82                 extent.right = x + size.x ;
  83                 extent.bottom = y + size.y ;
  84                 bkdBrush.MacSetThemeBackground( kThemeBackgroundTabPane , (WXRECTPTR) &extent ) ;
  85                 break ;
  86             }
  87
  88             parent = parent->GetParent() ;
  89         }
  90     }
  91     if ( !bkdBrush.Ok() || bkdBrush.GetStyle() == wxTRANSPARENT )
  92     {
  93         // if we did not find something, use a default
  94         bkdBrush.MacSetTheme( kThemeBrushDialogBackgroundActive ) ;
  95     }
  96 #endif
  97     return bkdBrush ;
  98 }
  99
 100
 101 wxWindowDC::wxWindowDC()
 102 {
 103     m_window = NULL ;
 104 }
 105
 106 wxWindowDC::wxWindowDC(wxWindow *window)
 107 {
 108     m_window = window ;
 109     wxTopLevelWindowMac* rootwindow = window->MacGetTopLevelWindow() ;
 110     WindowRef windowref = (WindowRef) rootwindow->MacGetWindowRef() ;
 111
 112     int x , y ;
 113     x = y = 0 ;
 114     window->MacWindowToRootWindow( &x , &y ) ;
 115     m_macLocalOrigin.x = x ;
 116     m_macLocalOrigin.y = y ;
 117     CopyRgn( (RgnHandle) window->MacGetVisibleRegion(true).GetWXHRGN() , (RgnHandle) m_macBoundaryClipRgn ) ;
 118     OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , m_macLocalOrigin.x , m_macLocalOrigin.y ) ;
 119     CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 120     m_macPort = UMAGetWindowPort( windowref ) ;
 121     m_ok = TRUE ;
 122     SetBackground(MacGetBackgroundBrush(window));
 123 }
 124
 125 wxWindowDC::~wxWindowDC()
 126 {
 127 }
 128
 129 void wxWindowDC::DoGetSize( int* width, int* height ) const
 130 {
 131     wxCHECK_RET( m_window, _T("GetSize() doesn't work without window") );
 132
 133     m_window->GetSize(width, height);
 134 }
 135
 136 /*
 137  * wxClientDC
 138  */
 139
 140 wxClientDC::wxClientDC()
 141 {
 142     m_window = NULL ;
 143 }
 144
 145 wxClientDC::wxClientDC(wxWindow *window)
 146 {
 147     m_window = window ;
 148     wxTopLevelWindowMac* rootwindow = window->MacGetTopLevelWindow() ;
 149     if (!rootwindow)
 150         return;
 151     WindowRef windowref = (WindowRef) rootwindow->MacGetWindowRef() ;
 152     wxPoint origin = window->GetClientAreaOrigin() ;
 153     wxSize size = window->GetClientSize() ;
 154     int x , y ;
 155     x = origin.x ;
 156     y = origin.y ;
 157     window->MacWindowToRootWindow( &x , &y ) ;
 158     m_macLocalOrigin.x = x ;
 159     m_macLocalOrigin.y = y ;
 160     SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , origin.x , origin.y , origin.x + size.x , origin.y + size.y ) ;
 161     SectRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) window->MacGetVisibleRegion().GetWXHRGN() , (RgnHandle) m_macBoundaryClipRgn ) ;
 162     OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , -origin.x , -origin.y ) ;
 163     OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , m_macLocalOrigin.x , m_macLocalOrigin.y ) ;
 164     CopyRgn( (RgnHandle) m_macBoundaryClipRgn ,(RgnHandle)  m_macCurrentClipRgn ) ;
 165     m_macPort = UMAGetWindowPort( windowref ) ;
 166
 167     m_ok = TRUE ;
 168     SetBackground(MacGetBackgroundBrush(window));
 169     SetFont( window->GetFont() ) ;
 170 }
 171
 172 wxClientDC::~wxClientDC()
 173 {
 174 }
 175
 176 void wxClientDC::DoGetSize(int *width, int *height) const
 177 {
 178     wxCHECK_RET( m_window, _T("GetSize() doesn't work without window") );
 179
 180     m_window->GetClientSize( width, height );
 181 }
 182
 183
 184 /*
 185  * wxPaintDC
 186  */
 187
 188 wxPaintDC::wxPaintDC()
 189 {
 190     m_window = NULL ;
 191 }
 192
 193 wxPaintDC::wxPaintDC(wxWindow *window)
 194 {
 195     m_window = window ;
 196     wxTopLevelWindowMac* rootwindow = window->MacGetTopLevelWindow() ;
 197     WindowRef windowref = (WindowRef) rootwindow->MacGetWindowRef() ;
 198     wxPoint origin = window->GetClientAreaOrigin() ;
 199     wxSize size = window->GetClientSize() ;
 200     int x , y ;
 201     x = origin.x ;
 202     y = origin.y ;
 203     window->MacWindowToRootWindow( &x , &y ) ;
 204     m_macLocalOrigin.x = x ;
 205     m_macLocalOrigin.y = y ;
 206     SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , origin.x , origin.y , origin.x + size.x , origin.y + size.y ) ;
 207     SectRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) window->MacGetVisibleRegion().GetWXHRGN() , (RgnHandle) m_macBoundaryClipRgn ) ;
 208     OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , -origin.x , -origin.y ) ;
 209     SectRgn( (RgnHandle) m_macBoundaryClipRgn  , (RgnHandle) window->GetUpdateRegion().GetWXHRGN() , (RgnHandle) m_macBoundaryClipRgn ) ;
 210     OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , m_macLocalOrigin.x , m_macLocalOrigin.y ) ;
 211     CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 212     m_macPort = UMAGetWindowPort( windowref ) ;
 213
 214     m_ok = TRUE ;
 215     SetBackground(MacGetBackgroundBrush(window));
 216     SetFont( window->GetFont() ) ;
 217 }
 218
 219 wxPaintDC::~wxPaintDC()
 220 {
 221 }
 222
 223 void wxPaintDC::DoGetSize(int *width, int *height) const
 224 {
 225     wxCHECK_RET( m_window, _T("GetSize() doesn't work without window") );
 226
 227     m_window->GetClientSize( width, height );
 228 }
 229
 230