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