src/generic/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 #ifdef __GNUG__
  11 #pragma implementation "imaglist.h"
  12 #endif
  13
  14 // For compilers that support precompilation, includes "wx.h".
  15 #include "wx/wxprec.h"
  16
  17 #ifdef __BORLANDC__
  18 #pragma hdrstop
  19 #endif
  20
  21 #include "wx/generic/imaglist.h"
  22 #include "wx/icon.h"
  23 #include "wx/image.h"
  24 #include "wx/dc.h"
  25
  26 //-----------------------------------------------------------------------------
  27 //  wxImageList
  28 //-----------------------------------------------------------------------------
  29
  30 IMPLEMENT_DYNAMIC_CLASS(wxGenericImageList, wxObject)
  31
  32 #if !defined(__WXMSW__) || defined(__WIN16__) || defined(__WXUNIVERSAL__)
  33 /*
  34  * wxImageList has to be a real class or we have problems with
  35  * the run-time information.
  36  */
  37
  38 IMPLEMENT_DYNAMIC_CLASS(wxImageList, wxGenericImageList)
  39 #endif
  40
  41 wxGenericImageList::wxGenericImageList( int width, int height, bool mask, int initialCount )
  42 {
  43     (void)Create(width, height, mask, initialCount);
  44 }
  45
  46 wxGenericImageList::~wxGenericImageList()
  47 {
  48 }
  49
  50 int wxGenericImageList::GetImageCount() const
  51 {
  52     return m_images.GetCount();
  53 }
  54
  55 bool wxGenericImageList::Create( int width, int height, bool WXUNUSED(mask), int WXUNUSED(initialCount) )
  56 {
  57     m_width = width;
  58     m_height = height;
  59
  60     return Create();
  61 }
  62
  63 bool wxGenericImageList::Create()
  64 {
  65     return TRUE;
  66 }
  67
  68 int wxGenericImageList::Add( const wxBitmap &bitmap )
  69 {
  70     if (bitmap.IsKindOf(CLASSINFO(wxIcon)))
  71         m_images.Append( new wxIcon( (const wxIcon&) bitmap ) );
  72     else
  73         m_images.Append( new wxBitmap(bitmap) );
  74     return m_images.GetCount()-1;
  75 }
  76
  77 int wxGenericImageList::Add( const wxBitmap& bitmap, const wxBitmap& mask )
  78 {
  79     wxBitmap bmp(bitmap);
  80     if (mask.Ok())
  81         bmp.SetMask(new wxMask(mask));
  82     return Add(bmp);
  83 }
  84
  85 int wxGenericImageList::Add( const wxBitmap& bitmap, const wxColour& maskColour )
  86 {
  87     wxImage img = bitmap.ConvertToImage();
  88     img.SetMaskColour(maskColour.Red(), maskColour.Green(), maskColour.Blue());
  89     return Add(wxBitmap(img));
  90 }
  91
  92 const wxBitmap *wxGenericImageList::GetBitmap( int index ) const
  93 {
  94     wxList::compatibility_iterator node = m_images.Item( index );
  95
  96     wxCHECK_MSG( node, (wxBitmap *) NULL, wxT("wrong index in image list") );
  97
  98     return (wxBitmap*)node->GetData();
  99 }
 100
 101 bool wxGenericImageList::Replace( int index, const wxBitmap &bitmap )
 102 {
 103     wxList::compatibility_iterator node = m_images.Item( index );
 104
 105     wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
 106
 107     wxBitmap* newBitmap = NULL;
 108     if (bitmap.IsKindOf(CLASSINFO(wxIcon)))
 109 #if defined(__VISAGECPP__)
 110 //just can't do this in VisualAge now, with all this new Bitmap-Icon stuff
 111 //so construct it from a bitmap object until I can figure this nonsense out. (DW)
 112         newBitmap = new wxBitmap(bitmap) ;
 113 #else
 114         newBitmap = new wxBitmap( (const wxIcon&) bitmap );
 115 #endif
 116     else
 117         newBitmap = new wxBitmap(bitmap) ;
 118
 119     if (index == (int) m_images.GetCount() - 1)
 120     {
 121         delete node->GetData();
 122         m_images.Erase( node );
 123         m_images.Append( newBitmap );
 124     }
 125     else
 126     {
 127         wxList::compatibility_iterator next = node->GetNext();
 128         delete node->GetData();
 129         m_images.Erase( node );
 130         m_images.Insert( next, newBitmap );
 131     }
 132
 133     return TRUE;
 134 }
 135
 136 bool wxGenericImageList::Remove( int index )
 137 {
 138     wxList::compatibility_iterator node = m_images.Item( index );
 139
 140     wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
 141
 142     delete node->GetData();
 143     m_images.Erase( node );
 144
 145     return TRUE;
 146 }
 147
 148 bool wxGenericImageList::RemoveAll()
 149 {
 150     WX_CLEAR_LIST(wxList, m_images);
 151     m_images.Clear();
 152
 153     return TRUE;
 154 }
 155
 156 bool wxGenericImageList::GetSize( int index, int &width, int &height ) const
 157 {
 158     width = 0;
 159     height = 0;
 160
 161     wxList::compatibility_iterator node = m_images.Item( index );
 162
 163     wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
 164
 165     wxBitmap *bm = (wxBitmap*)node->GetData();
 166     width = bm->GetWidth();
 167     height = bm->GetHeight();
 168
 169     return TRUE;
 170 }
 171
 172 bool wxGenericImageList::Draw( int index, wxDC &dc, int x, int y,
 173                         int flags, bool WXUNUSED(solidBackground) )
 174 {
 175     wxList::compatibility_iterator node = m_images.Item( index );
 176
 177     wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
 178
 179     wxBitmap *bm = (wxBitmap*)node->GetData();
 180
 181     if (bm->IsKindOf(CLASSINFO(wxIcon)))
 182         dc.DrawIcon( * ((wxIcon*) bm), x, y);
 183     else
 184         dc.DrawBitmap( *bm, x, y, (flags & wxIMAGELIST_DRAW_TRANSPARENT) > 0 );
 185
 186     return TRUE;
 187 }
 188
 189