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     m_images.DeleteContents( TRUE );
  66     return TRUE;
  67 }
  68
  69 int wxGenericImageList::Add( const wxBitmap &bitmap )
  70 {
  71     if (bitmap.IsKindOf(CLASSINFO(wxIcon)))
  72         m_images.Append( new wxIcon( (const wxIcon&) bitmap ) );
  73     else
  74         m_images.Append( new wxBitmap(bitmap) );
  75     return m_images.GetCount()-1;
  76 }
  77
  78 int wxGenericImageList::Add( const wxBitmap& bitmap, const wxBitmap& mask )
  79 {
  80     wxBitmap bmp(bitmap);
  81     if (mask.Ok())
  82         bmp.SetMask(new wxMask(mask));
  83     return Add(bmp);
  84 }
  85
  86 int wxGenericImageList::Add( const wxBitmap& bitmap, const wxColour& maskColour )
  87 {
  88     wxImage img = bitmap.ConvertToImage();
  89     img.SetMaskColour(maskColour.Red(), maskColour.Green(), maskColour.Blue());
  90     return Add(wxBitmap(img));
  91 }
  92
  93 const wxBitmap *wxGenericImageList::GetBitmap( int index ) const
  94 {
  95     wxNode *node = m_images.Item( index );
  96
  97     wxCHECK_MSG( node, (wxBitmap *) NULL, wxT("wrong index in image list") );
  98
  99     return (wxBitmap*)node->GetData();
 100 }
 101
 102 bool wxGenericImageList::Replace( int index, const wxBitmap &bitmap )
 103 {
 104     wxNode *node = m_images.Item( index );
 105
 106     wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
 107
 108     wxBitmap* newBitmap = NULL;
 109     if (bitmap.IsKindOf(CLASSINFO(wxIcon)))
 110 #if defined(__VISAGECPP__)
 111 //just can't do this in VisualAge now, with all this new Bitmap-Icon stuff
 112 //so construct it from a bitmap object until I can figure this nonsense out. (DW)
 113         newBitmap = new wxBitmap(bitmap) ;
 114 #else
 115         newBitmap = new wxBitmap( (const wxIcon&) bitmap );
 116 #endif
 117     else
 118         newBitmap = new wxBitmap(bitmap) ;
 119
 120     if (index == (int) m_images.GetCount() - 1)
 121     {
 122         m_images.DeleteNode( node );
 123         m_images.Append( newBitmap );
 124     }
 125     else
 126     {
 127         wxNode *next = node->GetNext();
 128         m_images.DeleteNode( node );
 129         m_images.Insert( next, newBitmap );
 130     }
 131
 132     return TRUE;
 133 }
 134
 135 bool wxGenericImageList::Remove( int index )
 136 {
 137     wxNode *node = m_images.Item( index );
 138
 139     wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
 140
 141     m_images.DeleteNode( node );
 142
 143     return TRUE;
 144 }
 145
 146 bool wxGenericImageList::RemoveAll()
 147 {
 148     m_images.Clear();
 149
 150     return TRUE;
 151 }
 152
 153 bool wxGenericImageList::GetSize( int index, int &width, int &height ) const
 154 {
 155     width = 0;
 156     height = 0;
 157
 158     wxNode *node = m_images.Item( index );
 159
 160     wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
 161
 162     wxBitmap *bm = (wxBitmap*)node->GetData();
 163     width = bm->GetWidth();
 164     height = bm->GetHeight();
 165
 166     return TRUE;
 167 }
 168
 169 bool wxGenericImageList::Draw( int index, wxDC &dc, int x, int y,
 170                         int flags, bool WXUNUSED(solidBackground) )
 171 {
 172     wxNode *node = m_images.Item( index );
 173
 174     wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
 175
 176     wxBitmap *bm = (wxBitmap*)node->GetData();
 177
 178     if (bm->IsKindOf(CLASSINFO(wxIcon)))
 179         dc.DrawIcon( * ((wxIcon*) bm), x, y);
 180     else
 181         dc.DrawBitmap( *bm, x, y, (flags & wxIMAGELIST_DRAW_TRANSPARENT) > 0 );
 182
 183     return TRUE;
 184 }
 185
 186