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