src/mac/carbon/imaglist.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        generic/imaglist.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #include "wx/wxprec.h"
  11
  12 #if wxUSE_IMAGLIST
  13
  14 #ifdef __BORLANDC__
  15     #pragma hdrstop
  16 #endif
  17
  18 #include "wx/defs.h"
  19 #include "wx/imaglist.h"
  20 #include "wx/icon.h"
  21 #include "wx/image.h"
  22 #include "wx/dc.h"
  23
  24 IMPLEMENT_DYNAMIC_CLASS(wxImageList, wxObject)
  25
  26
  27 wxImageList::wxImageList( int width, int height, bool mask, int initialCount )
  28 {
  29     (void)Create(width, height, mask, initialCount);
  30 }
  31
  32 wxImageList::~wxImageList()
  33 {
  34     (void)RemoveAll();
  35 }
  36
  37 int wxImageList::GetImageCount() const
  38 {
  39     return m_images.GetCount();
  40 }
  41
  42 bool wxImageList::Create( int width, int height, bool WXUNUSED(mask), int WXUNUSED(initialCount) )
  43 {
  44     m_width = width;
  45     m_height = height;
  46
  47     return Create();
  48 }
  49
  50 bool wxImageList::Create()
  51 {
  52     return true;
  53 }
  54
  55 int wxImageList::Add( const wxIcon &bitmap )
  56 {
  57     wxASSERT_MSG( (bitmap.GetWidth() == m_width && bitmap.GetHeight() == m_height)
  58                   || (m_width == 0 && m_height == 0),
  59                   _T("invalid bitmap size in wxImageList: this might work ")
  60                   _T("on this platform but definitely won't under Windows.") );
  61
  62     m_images.Append( new wxIcon( bitmap ) );
  63
  64     if (m_width == 0 && m_height == 0)
  65     {
  66         m_width = bitmap.GetWidth();
  67         m_height = bitmap.GetHeight();
  68     }
  69
  70     return m_images.GetCount() - 1;
  71 }
  72
  73 int wxImageList::Add( const wxBitmap &bitmap )
  74 {
  75     wxASSERT_MSG( (bitmap.GetWidth() == m_width && bitmap.GetHeight() == m_height)
  76                   || (m_width == 0 && m_height == 0),
  77                   _T("invalid bitmap size in wxImageList: this might work ")
  78                   _T("on this platform but definitely won't under Windows.") );
  79
  80     m_images.Append( new wxBitmap( bitmap ) );
  81
  82     if (m_width == 0 && m_height == 0)
  83     {
  84         m_width = bitmap.GetWidth();
  85         m_height = bitmap.GetHeight();
  86     }
  87
  88     return m_images.GetCount() - 1;
  89 }
  90
  91 int wxImageList::Add( const wxBitmap& bitmap, const wxBitmap& mask )
  92 {
  93     wxBitmap bmp( bitmap );
  94     if (mask.Ok())
  95         bmp.SetMask( new wxMask( mask ) );
  96
  97     return Add( bmp );
  98 }
  99
 100 int wxImageList::Add( const wxBitmap& bitmap, const wxColour& maskColour )
 101 {
 102     wxImage img = bitmap.ConvertToImage();
 103     img.SetMaskColour( maskColour.Red(), maskColour.Green(), maskColour.Blue() );
 104
 105     return Add( wxBitmap( img ) );
 106 }
 107
 108 // Get the bitmap
 109 wxBitmap wxImageList::GetBitmap(int index) const
 110 {
 111     wxList::compatibility_iterator node = m_images.Item( index );
 112
 113     wxCHECK_MSG( node, wxNullBitmap , wxT("wrong index in image list") );
 114
 115     wxObject* obj = (wxObject*) node->GetData();
 116     if ( obj == NULL )
 117         return wxNullBitmap ;
 118     else if ( obj->IsKindOf(CLASSINFO(wxIcon)) )
 119         return wxBitmap( *(wx_static_cast(wxIcon*, obj)) ) ;
 120     else
 121         return *(wx_static_cast(wxBitmap*, obj)) ;
 122 }
 123
 124 // Get the icon
 125 wxIcon wxImageList::GetIcon(int index) const
 126 {
 127     wxList::compatibility_iterator node = m_images.Item( index );
 128
 129     wxCHECK_MSG( node, wxNullIcon , wxT("wrong index in image list") );
 130
 131     wxObject* obj = (wxObject*) node->GetData();
 132     if ( obj == NULL )
 133         return wxNullIcon ;
 134     else if ( obj->IsKindOf(CLASSINFO(wxBitmap)) )
 135     {
 136         wxFAIL_MSG( wxT("cannot convert from bitmap to icon") ) ;
 137         return wxNullIcon ;
 138     }
 139     else
 140         return *(wx_static_cast(wxIcon*, obj)) ;
 141 }
 142
 143 bool wxImageList::Replace( int index, const wxBitmap &bitmap )
 144 {
 145     wxList::compatibility_iterator node = m_images.Item( index );
 146
 147     wxCHECK_MSG( node, false, wxT("wrong index in image list") );
 148
 149     wxBitmap* newBitmap = new wxBitmap( bitmap );
 150
 151     if (index == (int) m_images.GetCount() - 1)
 152     {
 153         delete node->GetData();
 154
 155         m_images.Erase( node );
 156         m_images.Append( newBitmap );
 157     }
 158     else
 159     {
 160         wxList::compatibility_iterator next = node->GetNext();
 161         delete node->GetData();
 162
 163         m_images.Erase( node );
 164         m_images.Insert( next, newBitmap );
 165     }
 166
 167     return true;
 168 }
 169
 170 bool wxImageList::Replace( int index, const wxIcon &bitmap )
 171 {
 172     wxList::compatibility_iterator node = m_images.Item( index );
 173
 174     wxCHECK_MSG( node, false, wxT("wrong index in image list") );
 175
 176     wxIcon* newBitmap = new wxIcon( bitmap );
 177
 178     if (index == (int) m_images.GetCount() - 1)
 179     {
 180         delete node->GetData();
 181         m_images.Erase( node );
 182         m_images.Append( newBitmap );
 183     }
 184     else
 185     {
 186         wxList::compatibility_iterator next = node->GetNext();
 187         delete node->GetData();
 188         m_images.Erase( node );
 189         m_images.Insert( next, newBitmap );
 190     }
 191
 192     return true;
 193 }
 194
 195 bool wxImageList::Remove( int index )
 196 {
 197     wxList::compatibility_iterator node = m_images.Item( index );
 198
 199     wxCHECK_MSG( node, false, wxT("wrong index in image list") );
 200
 201     delete node->GetData();
 202     m_images.Erase( node );
 203
 204     return true;
 205 }
 206
 207 bool wxImageList::RemoveAll()
 208 {
 209     WX_CLEAR_LIST(wxList, m_images);
 210     m_images.Clear();
 211
 212     return true;
 213 }
 214
 215 bool wxImageList::GetSize( int index, int &width, int &height ) const
 216 {
 217     width = 0;
 218     height = 0;
 219
 220     wxList::compatibility_iterator node = m_images.Item( index );
 221
 222     wxCHECK_MSG( node, false, wxT("wrong index in image list") );
 223
 224     wxObject *obj = (wxObject*)node->GetData();
 225     if (obj->IsKindOf(CLASSINFO(wxIcon)))
 226     {
 227         wxIcon *bm = wx_static_cast( wxIcon* , obj ) ;
 228         width = bm->GetWidth();
 229         height = bm->GetHeight();
 230     }
 231     else
 232     {
 233         wxBitmap *bm = wx_static_cast( wxBitmap* , obj ) ;
 234         width = bm->GetWidth();
 235         height = bm->GetHeight();
 236     }
 237
 238     return true;
 239 }
 240
 241 bool wxImageList::Draw(
 242     int index, wxDC &dc, int x, int y,
 243     int flags, bool WXUNUSED(solidBackground) )
 244 {
 245     wxList::compatibility_iterator node = m_images.Item( index );
 246
 247     wxCHECK_MSG( node, false, wxT("wrong index in image list") );
 248
 249     wxObject *obj = (wxObject*)node->GetData();
 250     if (obj->IsKindOf(CLASSINFO(wxIcon)))
 251     {
 252         wxIcon *bm = wx_static_cast( wxIcon* , obj ) ;
 253         dc.DrawIcon( *bm , x, y );
 254     }
 255     else
 256     {
 257         wxBitmap *bm = wx_static_cast( wxBitmap* , obj ) ;
 258         dc.DrawBitmap( *bm, x, y, (flags & wxIMAGELIST_DRAW_TRANSPARENT) > 0 );
 259     }
 260
 261     return true;
 262 }
 263
 264 #endif // wxUSE_IMAGLIST
 265