src/mac/carbon/imaglist.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/carbon/imaglist.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // RCS_ID:      $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #include "wx/wxprec.h"
  11
  12 #ifdef __BORLANDC__
  13     #pragma hdrstop
  14 #endif
  15
  16 #if wxUSE_IMAGLIST
  17
  18 #include "wx/imaglist.h"
  19 #include "wx/icon.h"
  20 #include "wx/image.h"
  21 #include "wx/dc.h"
  22
  23 IMPLEMENT_DYNAMIC_CLASS(wxImageList, wxObject)
  24
  25
  26 wxImageList::wxImageList( int width, int height, bool mask, int initialCount )
  27 {
  28     (void)Create(width, height, mask, initialCount);
  29 }
  30
  31 wxImageList::~wxImageList()
  32 {
  33     (void)RemoveAll();
  34 }
  35
  36 int wxImageList::GetImageCount() const
  37 {
  38     return m_images.GetCount();
  39 }
  40
  41 bool wxImageList::Create( int width, int height, bool WXUNUSED(mask), int WXUNUSED(initialCount) )
  42 {
  43     m_width = width;
  44     m_height = height;
  45
  46     return Create();
  47 }
  48
  49 bool wxImageList::Create()
  50 {
  51     return true;
  52 }
  53
  54 int wxImageList::Add( const wxIcon &bitmap )
  55 {
  56     wxASSERT_MSG( (bitmap.GetWidth() == m_width && bitmap.GetHeight() == m_height)
  57                   || (m_width == 0 && m_height == 0),
  58                   _T("invalid bitmap size in wxImageList: this might work ")
  59                   _T("on this platform but definitely won't under Windows.") );
  60
  61     m_images.Append( new wxIcon( bitmap ) );
  62
  63     if (m_width == 0 && m_height == 0)
  64     {
  65         m_width = bitmap.GetWidth();
  66         m_height = bitmap.GetHeight();
  67     }
  68
  69     return m_images.GetCount() - 1;
  70 }
  71
  72 int wxImageList::Add( const wxBitmap &bitmap )
  73 {
  74     wxASSERT_MSG( (bitmap.GetWidth() == m_width && bitmap.GetHeight() == m_height)
  75                   || (m_width == 0 && m_height == 0),
  76                   _T("invalid bitmap size in wxImageList: this might work ")
  77                   _T("on this platform but definitely won't under Windows.") );
  78
  79     m_images.Append( new wxBitmap( bitmap ) );
  80
  81     if (m_width == 0 && m_height == 0)
  82     {
  83         m_width = bitmap.GetWidth();
  84         m_height = bitmap.GetHeight();
  85     }
  86
  87     return m_images.GetCount() - 1;
  88 }
  89
  90 int wxImageList::Add( const wxBitmap& bitmap, const wxBitmap& mask )
  91 {
  92     wxBitmap bmp( bitmap );
  93     if (mask.Ok())
  94         bmp.SetMask( new wxMask( mask ) );
  95
  96     return Add( bmp );
  97 }
  98
  99 int wxImageList::Add( const wxBitmap& bitmap, const wxColour& maskColour )
 100 {
 101     wxImage img = bitmap.ConvertToImage();
 102     img.SetMaskColour( maskColour.Red(), maskColour.Green(), maskColour.Blue() );
 103
 104     return Add( wxBitmap( img ) );
 105 }
 106
 107 // Get the bitmap
 108 wxBitmap wxImageList::GetBitmap(int index) const
 109 {
 110     wxList::compatibility_iterator node = m_images.Item( index );
 111
 112     wxCHECK_MSG( node, wxNullBitmap , wxT("wrong index in image list") );
 113
 114     wxObject* obj = (wxObject*) node->GetData();
 115     if ( obj == NULL )
 116         return wxNullBitmap ;
 117     else if ( obj->IsKindOf(CLASSINFO(wxIcon)) )
 118         return wxBitmap( *(wx_static_cast(wxIcon*, obj)) ) ;
 119     else
 120         return *(wx_static_cast(wxBitmap*, obj)) ;
 121 }
 122
 123 // Get the icon
 124 wxIcon wxImageList::GetIcon(int index) const
 125 {
 126     wxList::compatibility_iterator node = m_images.Item( index );
 127
 128     wxCHECK_MSG( node, wxNullIcon , wxT("wrong index in image list") );
 129
 130     wxObject* obj = (wxObject*) node->GetData();
 131     if ( obj == NULL )
 132         return wxNullIcon ;
 133     else if ( obj->IsKindOf(CLASSINFO(wxBitmap)) )
 134     {
 135         wxFAIL_MSG( wxT("cannot convert from bitmap to icon") ) ;
 136         return wxNullIcon ;
 137     }
 138     else
 139         return *(wx_static_cast(wxIcon*, obj)) ;
 140 }
 141
 142 bool wxImageList::Replace( int index, const wxBitmap &bitmap )
 143 {
 144     wxList::compatibility_iterator node = m_images.Item( index );
 145
 146     wxCHECK_MSG( node, false, wxT("wrong index in image list") );
 147
 148     wxBitmap* newBitmap = new wxBitmap( bitmap );
 149
 150     if (index == (int) m_images.GetCount() - 1)
 151     {
 152         delete node->GetData();
 153
 154         m_images.Erase( node );
 155         m_images.Append( newBitmap );
 156     }
 157     else
 158     {
 159         wxList::compatibility_iterator next = node->GetNext();
 160         delete node->GetData();
 161
 162         m_images.Erase( node );
 163         m_images.Insert( next, newBitmap );
 164     }
 165
 166     return true;
 167 }
 168
 169 bool wxImageList::Replace( int index, const wxIcon &bitmap )
 170 {
 171     wxList::compatibility_iterator node = m_images.Item( index );
 172
 173     wxCHECK_MSG( node, false, wxT("wrong index in image list") );
 174
 175     wxIcon* newBitmap = new wxIcon( bitmap );
 176
 177     if (index == (int) m_images.GetCount() - 1)
 178     {
 179         delete node->GetData();
 180         m_images.Erase( node );
 181         m_images.Append( newBitmap );
 182     }
 183     else
 184     {
 185         wxList::compatibility_iterator next = node->GetNext();
 186         delete node->GetData();
 187         m_images.Erase( node );
 188         m_images.Insert( next, newBitmap );
 189     }
 190
 191     return true;
 192 }
 193
 194 bool wxImageList::Remove( int index )
 195 {
 196     wxList::compatibility_iterator node = m_images.Item( index );
 197
 198     wxCHECK_MSG( node, false, wxT("wrong index in image list") );
 199
 200     delete node->GetData();
 201     m_images.Erase( node );
 202
 203     return true;
 204 }
 205
 206 bool wxImageList::RemoveAll()
 207 {
 208     WX_CLEAR_LIST(wxList, m_images);
 209     m_images.Clear();
 210
 211     return true;
 212 }
 213
 214 bool wxImageList::GetSize( int index, int &width, int &height ) const
 215 {
 216     width = 0;
 217     height = 0;
 218
 219     wxList::compatibility_iterator node = m_images.Item( index );
 220
 221     wxCHECK_MSG( node, false, wxT("wrong index in image list") );
 222
 223     wxObject *obj = (wxObject*)node->GetData();
 224     if (obj->IsKindOf(CLASSINFO(wxIcon)))
 225     {
 226         wxIcon *bm = wx_static_cast( wxIcon* , obj ) ;
 227         width = bm->GetWidth();
 228         height = bm->GetHeight();
 229     }
 230     else
 231     {
 232         wxBitmap *bm = wx_static_cast( wxBitmap* , obj ) ;
 233         width = bm->GetWidth();
 234         height = bm->GetHeight();
 235     }
 236
 237     return true;
 238 }
 239
 240 bool wxImageList::Draw(
 241     int index, wxDC &dc, int x, int y,
 242     int flags, bool WXUNUSED(solidBackground) )
 243 {
 244     wxList::compatibility_iterator node = m_images.Item( index );
 245
 246     wxCHECK_MSG( node, false, wxT("wrong index in image list") );
 247
 248     wxObject *obj = (wxObject*)node->GetData();
 249     if (obj->IsKindOf(CLASSINFO(wxIcon)))
 250     {
 251         wxIcon *bm = wx_static_cast( wxIcon* , obj ) ;
 252         dc.DrawIcon( *bm , x, y );
 253     }
 254     else
 255     {
 256         wxBitmap *bm = wx_static_cast( wxBitmap* , obj ) ;
 257         dc.DrawBitmap( *bm, x, y, (flags & wxIMAGELIST_DRAW_TRANSPARENT) > 0 );
 258     }
 259
 260     return true;
 261 }
 262
 263 #endif // wxUSE_IMAGLIST