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(wxImageList, wxObject)
  30
  31 wxImageList::wxImageList( int width, int height, bool mask, int initialCount )
  32 {
  33     (void)Create(width, height, mask, initialCount);
  34 }
  35
  36 wxImageList::~wxImageList()
  37 {
  38 }
  39
  40 int wxImageList::GetImageCount() const
  41 {
  42     return m_images.Number();
  43 }
  44
  45 bool wxImageList::Create( int width, int height, bool WXUNUSED(mask), int WXUNUSED(initialCount) )
  46 {
  47     m_width = width;
  48     m_height = height;
  49
  50     return Create();
  51 }
  52
  53 bool wxImageList::Create()
  54 {
  55     m_images.DeleteContents( TRUE );
  56     return TRUE;
  57 }
  58
  59 int wxImageList::Add( const wxBitmap &bitmap )
  60 {
  61     if (bitmap.IsKindOf(CLASSINFO(wxIcon)))
  62         m_images.Append( new wxIcon( (const wxIcon&) bitmap ) );
  63     else
  64         m_images.Append( new wxBitmap(bitmap) );
  65     return m_images.Number()-1;
  66 }
  67
  68 int wxImageList::Add( const wxBitmap& bitmap, const wxBitmap& mask )
  69 {
  70     wxBitmap bmp(bitmap);
  71     bmp.SetMask(new wxMask(mask));
  72     return Add(bmp);
  73 }
  74
  75 int wxImageList::Add( const wxBitmap& bitmap, const wxColour& maskColour )
  76 {
  77     wxImage img(bitmap);
  78     img.SetMaskColour(maskColour.Red(), maskColour.Green(), maskColour.Blue());
  79     return Add(img.ConvertToBitmap());
  80 }
  81
  82 const wxBitmap *wxImageList::GetBitmap( int index ) const
  83 {
  84     wxNode *node = m_images.Nth( index );
  85
  86     wxCHECK_MSG( node, (wxBitmap *) NULL, wxT("wrong index in image list") );
  87
  88     return (wxBitmap*)node->Data();
  89 }
  90
  91 bool wxImageList::Replace( int index, const wxBitmap &bitmap )
  92 {
  93     wxNode *node = m_images.Nth( index );
  94
  95     wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
  96
  97     wxBitmap* newBitmap = NULL;
  98     if (bitmap.IsKindOf(CLASSINFO(wxIcon)))
  99 #if defined(__VISAGECPP__)
 100 //just can't do this in VisualAge now, with all this new Bitmap-Icon stuff
 101 //so construct it from a bitmap object until I can figure this nonsense out. (DW)
 102         newBitmap = new wxBitmap(bitmap) ;
 103 #else
 104         newBitmap = new wxBitmap( (const wxIcon&) bitmap );
 105 #endif
 106     else
 107         newBitmap = new wxBitmap(bitmap) ;
 108
 109     if (index == m_images.Number()-1)
 110     {
 111         m_images.DeleteNode( node );
 112         m_images.Append( newBitmap );
 113     }
 114     else
 115     {
 116         wxNode *next = node->Next();
 117         m_images.DeleteNode( node );
 118         m_images.Insert( next, newBitmap );
 119     }
 120
 121     return TRUE;
 122 }
 123
 124 bool wxImageList::Remove( int index )
 125 {
 126     wxNode *node = m_images.Nth( index );
 127
 128     wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
 129
 130     m_images.DeleteNode( node );
 131
 132     return TRUE;
 133 }
 134
 135 bool wxImageList::RemoveAll()
 136 {
 137     m_images.Clear();
 138
 139     return TRUE;
 140 }
 141
 142 bool wxImageList::GetSize( int index, int &width, int &height ) const
 143 {
 144     width = 0;
 145     height = 0;
 146
 147     wxNode *node = m_images.Nth( index );
 148
 149     wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
 150
 151     wxBitmap *bm = (wxBitmap*)node->Data();
 152     width = bm->GetWidth();
 153     height = bm->GetHeight();
 154
 155     return TRUE;
 156 }
 157
 158 bool wxImageList::Draw( int index, wxDC &dc, int x, int y,
 159                         int flags, bool WXUNUSED(solidBackground) )
 160 {
 161     wxNode *node = m_images.Nth( index );
 162
 163     wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
 164
 165     wxBitmap *bm = (wxBitmap*)node->Data();
 166
 167     if (bm->IsKindOf(CLASSINFO(wxIcon)))
 168         dc.DrawIcon( * ((wxIcon*) bm), x, y);
 169     else
 170         dc.DrawBitmap( *bm, x, y, (flags & wxIMAGELIST_DRAW_TRANSPARENT) > 0 );
 171
 172     return TRUE;
 173 }
 174
 175