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
  25 //-----------------------------------------------------------------------------
  26 //  wxImageList
  27 //-----------------------------------------------------------------------------
  28
  29 IMPLEMENT_DYNAMIC_CLASS(wxGenericImageList, wxObject)
  30
  31 #if !defined(__WXMSW__) || defined(__WIN16__) || defined(__WXUNIVERSAL__)
  32 /*
  33  * wxImageList has to be a real class or we have problems with
  34  * the run-time information.
  35  */
  36
  37 IMPLEMENT_DYNAMIC_CLASS(wxImageList, wxGenericImageList)
  38 #endif
  39
  40 wxGenericImageList::wxGenericImageList( int width, int height, bool mask, int initialCount )
  41 {
  42     (void)Create(width, height, mask, initialCount);
  43 }
  44
  45 wxGenericImageList::~wxGenericImageList()
  46 {
  47 }
  48
  49 int wxGenericImageList::GetImageCount() const
  50 {
  51     return m_images.Number();
  52 }
  53
  54 bool wxGenericImageList::Create( int width, int height, bool WXUNUSED(mask), int WXUNUSED(initialCount) )
  55 {
  56     m_width = width;
  57     m_height = height;
  58
  59     return Create();
  60 }
  61
  62 bool wxGenericImageList::Create()
  63 {
  64     m_images.DeleteContents( TRUE );
  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.Number()-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     wxNode *node = m_images.Nth( index );
  95
  96     wxCHECK_MSG( node, (wxBitmap *) NULL, wxT("wrong index in image list") );
  97
  98     return (wxBitmap*)node->Data();
  99 }
 100
 101 bool wxGenericImageList::Replace( int index, const wxBitmap &bitmap )
 102 {
 103     wxNode *node = m_images.Nth( 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 == m_images.Number()-1)
 120     {
 121         m_images.DeleteNode( node );
 122         m_images.Append( newBitmap );
 123     }
 124     else
 125     {
 126         wxNode *next = node->Next();
 127         m_images.DeleteNode( node );
 128         m_images.Insert( next, newBitmap );
 129     }
 130
 131     return TRUE;
 132 }
 133
 134 bool wxGenericImageList::Remove( int index )
 135 {
 136     wxNode *node = m_images.Nth( index );
 137
 138     wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
 139
 140     m_images.DeleteNode( node );
 141
 142     return TRUE;
 143 }
 144
 145 bool wxGenericImageList::RemoveAll()
 146 {
 147     m_images.Clear();
 148
 149     return TRUE;
 150 }
 151
 152 bool wxGenericImageList::GetSize( int index, int &width, int &height ) const
 153 {
 154     width = 0;
 155     height = 0;
 156
 157     wxNode *node = m_images.Nth( index );
 158
 159     wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
 160
 161     wxBitmap *bm = (wxBitmap*)node->Data();
 162     width = bm->GetWidth();
 163     height = bm->GetHeight();
 164
 165     return TRUE;
 166 }
 167
 168 bool wxGenericImageList::Draw( int index, wxDC &dc, int x, int y,
 169                         int flags, bool WXUNUSED(solidBackground) )
 170 {
 171     wxNode *node = m_images.Nth( index );
 172
 173     wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
 174
 175     wxBitmap *bm = (wxBitmap*)node->Data();
 176
 177     if (bm->IsKindOf(CLASSINFO(wxIcon)))
 178         dc.DrawIcon( * ((wxIcon*) bm), x, y);
 179     else
 180         dc.DrawBitmap( *bm, x, y, (flags & wxIMAGELIST_DRAW_TRANSPARENT) > 0 );
 181
 182     return TRUE;
 183 }
 184
 185