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wxWindows-2.4.0
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src
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imaglist.cpp
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C/C++ Source or Header
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2002-07-23
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186 lines
/////////////////////////////////////////////////////////////////////////////
// Name: generic/imaglist.cpp
// Purpose:
// Author: Robert Roebling
// Id: $id$
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "imaglist.h"
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#include "wx/generic/imaglist.h"
#include "wx/icon.h"
#include "wx/image.h"
//-----------------------------------------------------------------------------
// wxImageList
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxGenericImageList, wxObject)
#if !defined(__WXMSW__) || defined(__WIN16__) || defined(__WXUNIVERSAL__)
/*
* wxImageList has to be a real class or we have problems with
* the run-time information.
*/
IMPLEMENT_DYNAMIC_CLASS(wxImageList, wxGenericImageList)
#endif
wxGenericImageList::wxGenericImageList( int width, int height, bool mask, int initialCount )
{
(void)Create(width, height, mask, initialCount);
}
wxGenericImageList::~wxGenericImageList()
{
}
int wxGenericImageList::GetImageCount() const
{
return m_images.Number();
}
bool wxGenericImageList::Create( int width, int height, bool WXUNUSED(mask), int WXUNUSED(initialCount) )
{
m_width = width;
m_height = height;
return Create();
}
bool wxGenericImageList::Create()
{
m_images.DeleteContents( TRUE );
return TRUE;
}
int wxGenericImageList::Add( const wxBitmap &bitmap )
{
if (bitmap.IsKindOf(CLASSINFO(wxIcon)))
m_images.Append( new wxIcon( (const wxIcon&) bitmap ) );
else
m_images.Append( new wxBitmap(bitmap) );
return m_images.Number()-1;
}
int wxGenericImageList::Add( const wxBitmap& bitmap, const wxBitmap& mask )
{
wxBitmap bmp(bitmap);
if (mask.Ok())
bmp.SetMask(new wxMask(mask));
return Add(bmp);
}
int wxGenericImageList::Add( const wxBitmap& bitmap, const wxColour& maskColour )
{
wxImage img = bitmap.ConvertToImage();
img.SetMaskColour(maskColour.Red(), maskColour.Green(), maskColour.Blue());
return Add(wxBitmap(img));
}
const wxBitmap *wxGenericImageList::GetBitmap( int index ) const
{
wxNode *node = m_images.Nth( index );
wxCHECK_MSG( node, (wxBitmap *) NULL, wxT("wrong index in image list") );
return (wxBitmap*)node->Data();
}
bool wxGenericImageList::Replace( int index, const wxBitmap &bitmap )
{
wxNode *node = m_images.Nth( index );
wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
wxBitmap* newBitmap = NULL;
if (bitmap.IsKindOf(CLASSINFO(wxIcon)))
#if defined(__VISAGECPP__)
//just can't do this in VisualAge now, with all this new Bitmap-Icon stuff
//so construct it from a bitmap object until I can figure this nonsense out. (DW)
newBitmap = new wxBitmap(bitmap) ;
#else
newBitmap = new wxBitmap( (const wxIcon&) bitmap );
#endif
else
newBitmap = new wxBitmap(bitmap) ;
if (index == m_images.Number()-1)
{
m_images.DeleteNode( node );
m_images.Append( newBitmap );
}
else
{
wxNode *next = node->Next();
m_images.DeleteNode( node );
m_images.Insert( next, newBitmap );
}
return TRUE;
}
bool wxGenericImageList::Remove( int index )
{
wxNode *node = m_images.Nth( index );
wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
m_images.DeleteNode( node );
return TRUE;
}
bool wxGenericImageList::RemoveAll()
{
m_images.Clear();
return TRUE;
}
bool wxGenericImageList::GetSize( int index, int &width, int &height ) const
{
width = 0;
height = 0;
wxNode *node = m_images.Nth( index );
wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
wxBitmap *bm = (wxBitmap*)node->Data();
width = bm->GetWidth();
height = bm->GetHeight();
return TRUE;
}
bool wxGenericImageList::Draw( int index, wxDC &dc, int x, int y,
int flags, bool WXUNUSED(solidBackground) )
{
wxNode *node = m_images.Nth( index );
wxCHECK_MSG( node, FALSE, wxT("wrong index in image list") );
wxBitmap *bm = (wxBitmap*)node->Data();
if (bm->IsKindOf(CLASSINFO(wxIcon)))
dc.DrawIcon( * ((wxIcon*) bm), x, y);
else
dc.DrawBitmap( *bm, x, y, (flags & wxIMAGELIST_DRAW_TRANSPARENT) > 0 );
return TRUE;
}