// Name: src/gtk1/bitmap.cpp
// Purpose:
// Author: Robert Roebling
-// RCS-ID: $Id$
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
wxMask::wxMask()
{
- m_bitmap = (GdkBitmap *) NULL;
+ m_bitmap = NULL;
}
wxMask::wxMask( const wxBitmap& bitmap, const wxColour& colour )
{
- m_bitmap = (GdkBitmap *) NULL;
+ m_bitmap = NULL;
Create( bitmap, colour );
}
#if wxUSE_PALETTE
wxMask::wxMask( const wxBitmap& bitmap, int paletteIndex )
{
- m_bitmap = (GdkBitmap *) NULL;
+ m_bitmap = NULL;
Create( bitmap, paletteIndex );
}
#endif // wxUSE_PALETTE
wxMask::wxMask( const wxBitmap& bitmap )
{
- m_bitmap = (GdkBitmap *) NULL;
+ m_bitmap = NULL;
Create( bitmap );
}
if (m_bitmap)
{
gdk_bitmap_unref( m_bitmap );
- m_bitmap = (GdkBitmap*) NULL;
+ m_bitmap = NULL;
}
wxImage image = bitmap.ConvertToImage();
- if (!image.Ok()) return false;
+ if (!image.IsOk()) return false;
m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, image.GetWidth(), image.GetHeight(), 1 );
GdkGC *gc = gdk_gc_new( m_bitmap );
if (m_bitmap)
{
gdk_bitmap_unref( m_bitmap );
- m_bitmap = (GdkBitmap*) NULL;
+ m_bitmap = NULL;
}
- if (!bitmap.Ok()) return false;
+ if (!bitmap.IsOk()) return false;
wxCHECK_MSG( bitmap.GetBitmap(), false, wxT("Cannot create mask from colour bitmap") );
return m_bitmap;
}
+
//-----------------------------------------------------------------------------
-// wxBitmap
+// wxBitmapRefData
//-----------------------------------------------------------------------------
-class wxBitmapRefData: public wxObjectRefData
+class wxBitmapRefData : public wxGDIRefData
{
public:
wxBitmapRefData();
+ wxBitmapRefData(const wxBitmapRefData& data);
+ bool Create(int width, int height, int bpp);
virtual ~wxBitmapRefData();
+ virtual bool IsOk() const { return m_pixmap || m_bitmap; }
+
GdkPixmap *m_pixmap;
GdkBitmap *m_bitmap;
wxMask *m_mask;
int m_width;
int m_height;
int m_bpp;
+#if wxUSE_PALETTE
wxPalette *m_palette;
+#endif // wxUSE_PALETTE
};
wxBitmapRefData::wxBitmapRefData()
{
- m_pixmap = (GdkPixmap *) NULL;
- m_bitmap = (GdkBitmap *) NULL;
- m_mask = (wxMask *) NULL;
+ m_pixmap = NULL;
+ m_bitmap = NULL;
+ m_mask = NULL;
m_width = 0;
m_height = 0;
m_bpp = 0;
- m_palette = (wxPalette *) NULL;
+#if wxUSE_PALETTE
+ m_palette = NULL;
+#endif // wxUSE_PALETTE
+}
+
+wxBitmapRefData::wxBitmapRefData(const wxBitmapRefData& data)
+{
+ Create(data.m_width, data.m_height, data.m_bpp);
+
+ m_mask = data.m_mask ? new wxMask(*data.m_mask) : NULL;
+
+#if wxUSE_PALETTE
+ wxASSERT_MSG( !data.m_palette,
+ wxT("copying bitmaps palette not implemented") );
+#endif // wxUSE_PALETTE
+
+
+ // copy the bitmap data by simply drawing the source bitmap on this one
+ GdkPixmap **dst;
+ if ( data.m_pixmap )
+ {
+ dst = &m_pixmap;
+ }
+ else if ( data.m_bitmap )
+ {
+ dst = &m_bitmap;
+ }
+ else // invalid bitmap?
+ {
+ return;
+ }
+
+ GdkGC *gc = gdk_gc_new(*dst);
+ if ( m_bpp == 1 )
+ {
+ gdk_wx_draw_bitmap(m_bitmap, gc, data.m_bitmap, 0, 0, 0, 0, -1, -1);
+ }
+ else // colour pixmap
+ {
+ gdk_draw_pixmap(m_pixmap, gc, data.m_pixmap, 0, 0, 0, 0, -1, -1);
+ }
+
+ gdk_gc_unref(gc);
+}
+
+bool wxBitmapRefData::Create(int width, int height, int bpp)
+{
+ m_width = width;
+ m_height = height;
+ m_bpp = bpp;
+
+ m_mask = NULL;
+#if wxUSE_PALETTE
+ m_palette = NULL;
+#endif
+
+ // to understand how this compiles you should know that GdkPixmap and
+ // GdkBitmap are one and the same type in GTK+ 1
+ GdkPixmap **ppix;
+ if ( m_bpp != 1 )
+ {
+ const GdkVisual * const visual = wxTheApp->GetGdkVisual();
+
+ wxCHECK_MSG( (bpp == -1) || (bpp == visual->depth) || (bpp == 32), false,
+ wxT("invalid bitmap depth") );
+
+ m_bpp = visual->depth;
+
+ ppix = &m_pixmap;
+ m_bitmap = NULL;
+ }
+ else // mono bitmap
+ {
+ ppix = &m_bitmap;
+ m_pixmap = NULL;
+ }
+
+ *ppix = gdk_pixmap_new( wxGetRootWindow()->window, width, height, m_bpp );
+
+ return *ppix != NULL;
}
wxBitmapRefData::~wxBitmapRefData()
#endif // wxUSE_PALETTE
}
+
+//-----------------------------------------------------------------------------
+// wxBitmap
//-----------------------------------------------------------------------------
#define M_BMPDATA ((wxBitmapRefData *)m_refData)
IMPLEMENT_DYNAMIC_CLASS(wxBitmap,wxGDIObject)
-wxBitmap::wxBitmap()
+wxGDIRefData *wxBitmap::CreateGDIRefData() const
{
+ return new wxBitmapRefData;
}
-wxBitmap::wxBitmap( int width, int height, int depth )
+wxGDIRefData *wxBitmap::CloneGDIRefData(const wxGDIRefData *data) const
{
- Create( width, height, depth );
+ return new wxBitmapRefData(*static_cast<const wxBitmapRefData *>(data));
}
bool wxBitmap::Create( int width, int height, int depth )
return false;
}
- GdkVisual *visual = wxTheApp->GetGdkVisual();
-
- if (depth == -1)
- depth = visual->depth;
-
- wxCHECK_MSG( (depth == visual->depth) || (depth == 1) || (depth == 32), false,
- wxT("invalid bitmap depth") );
-
m_refData = new wxBitmapRefData();
- M_BMPDATA->m_mask = (wxMask *) NULL;
- M_BMPDATA->m_width = width;
- M_BMPDATA->m_height = height;
- if (depth == 1)
- {
- M_BMPDATA->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 );
- M_BMPDATA->m_bpp = 1;
- }
- else
- {
- M_BMPDATA->m_pixmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, depth );
- M_BMPDATA->m_bpp = visual->depth;
- }
-
- return Ok();
+ return M_BMPDATA->Create(width, height, depth);
}
wxBitmap::wxBitmap(const char* const* bits)
m_refData = new wxBitmapRefData();
- GdkBitmap *mask = (GdkBitmap*) NULL;
+ GdkBitmap *mask = NULL;
M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm_d( wxGetRootWindow()->window, &mask, NULL, (gchar **) bits );
wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight, int newx, int newy )
{
- wxCHECK_MSG( Ok(), wxNullBitmap, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), wxNullBitmap, wxT("invalid bitmap") );
if (newy==M_BMPDATA->m_width && newy==M_BMPDATA->m_height)
return *this;
wxBitmap bmp;
- GdkImage *img = (GdkImage*) NULL;
+ GdkImage *img = NULL;
if (GetPixmap())
img = gdk_image_get( GetPixmap(), 0, 0, GetWidth(), GetHeight() );
else if (GetBitmap())
{
UnRef();
- wxCHECK_MSG( image.Ok(), false, wxT("invalid image") );
+ wxCHECK_MSG( image.IsOk(), false, wxT("invalid image") );
wxCHECK_MSG( depth == -1 || depth == 1, false, wxT("invalid bitmap depth") );
if (image.GetWidth() <= 0 || image.GetHeight() <= 0)
// Create mask image
- GdkImage *mask_image = (GdkImage*) NULL;
+ GdkImage *mask_image = NULL;
if (image.HasMask())
{
// Create mask image
- GdkImage *mask_image = (GdkImage*) NULL;
+ GdkImage *mask_image = NULL;
if (image.HasMask())
{
{
wxImage image;
- wxCHECK_MSG( Ok(), wxNullImage, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), wxNullImage, wxT("invalid bitmap") );
image.Create(GetWidth(), GetHeight());
unsigned char *data = image.GetData();
static const int MASK_BLUE = 3;
static const int MASK_BLUE_REPLACEMENT = 2;
- GdkImage *gdk_image = (GdkImage*) NULL;
+ GdkImage *gdk_image = NULL;
if (HasPixmap())
{
wxCHECK_MSG( gdk_image, wxNullImage, wxT("couldn't create image") );
- GdkImage *gdk_image_mask = (GdkImage*) NULL;
+ GdkImage *gdk_image_mask = NULL;
if (GetMask())
{
gdk_image_mask = gdk_image_get( GetMask()->GetBitmap(),
{
m_refData = new wxBitmapRefData();
- M_BMPDATA->m_mask = (wxMask *) NULL;
+ M_BMPDATA->m_mask = NULL;
M_BMPDATA->m_bitmap = gdk_bitmap_create_from_data
(
wxGetRootWindow()->window,
{
}
-bool wxBitmap::operator == ( const wxBitmap& bmp ) const
-{
- return m_refData == bmp.m_refData;
-}
-
-bool wxBitmap::operator != ( const wxBitmap& bmp ) const
-{
- return m_refData != bmp.m_refData;
-}
-
-bool wxBitmap::IsOk() const
-{
- return (m_refData != NULL) &&
- (M_BMPDATA->m_bitmap || M_BMPDATA->m_pixmap);
-}
-
int wxBitmap::GetHeight() const
{
- wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), -1, wxT("invalid bitmap") );
return M_BMPDATA->m_height;
}
int wxBitmap::GetWidth() const
{
- wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), -1, wxT("invalid bitmap") );
return M_BMPDATA->m_width;
}
int wxBitmap::GetDepth() const
{
- wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), -1, wxT("invalid bitmap") );
return M_BMPDATA->m_bpp;
}
wxMask *wxBitmap::GetMask() const
{
- wxCHECK_MSG( Ok(), (wxMask *) NULL, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), NULL, wxT("invalid bitmap") );
return M_BMPDATA->m_mask;
}
void wxBitmap::SetMask( wxMask *mask )
{
- wxCHECK_RET( Ok(), wxT("invalid bitmap") );
+ wxCHECK_RET( IsOk(), wxT("invalid bitmap") );
+ AllocExclusive();
if (M_BMPDATA->m_mask) delete M_BMPDATA->m_mask;
M_BMPDATA->m_mask = mask;
wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const
{
- wxCHECK_MSG( Ok() &&
+ wxCHECK_MSG( IsOk() &&
(rect.x >= 0) && (rect.y >= 0) &&
(rect.x+rect.width <= M_BMPDATA->m_width) && (rect.y+rect.height <= M_BMPDATA->m_height),
wxNullBitmap, wxT("invalid bitmap or bitmap region") );
wxBitmap ret( rect.width, rect.height, M_BMPDATA->m_bpp );
- wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") );
+ wxASSERT_MSG( ret.IsOk(), wxT("GetSubBitmap error") );
if (ret.GetPixmap())
{
bool wxBitmap::SaveFile( const wxString &name, wxBitmapType type, const wxPalette *WXUNUSED(palette) ) const
{
- wxCHECK_MSG( Ok(), false, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), false, wxT("invalid bitmap") );
// Try to save the bitmap via wxImage handlers:
{
wxImage image = ConvertToImage();
- if (image.Ok()) return image.SaveFile( name, type );
+ if (image.IsOk()) return image.SaveFile( name, type );
}
return false;
{
m_refData = new wxBitmapRefData();
- GdkBitmap *mask = (GdkBitmap*) NULL;
+ GdkBitmap *mask = NULL;
M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm
(
else // try if wxImage can load it
{
wxImage image;
- if ( !image.LoadFile( name, type ) || !image.Ok() )
+ if ( !image.LoadFile( name, type ) || !image.IsOk() )
return false;
*this = wxBitmap(image);
#if wxUSE_PALETTE
wxPalette *wxBitmap::GetPalette() const
{
- if (!Ok())
- return (wxPalette *) NULL;
+ if (!IsOk())
+ return NULL;
return M_BMPDATA->m_palette;
}
void wxBitmap::SetHeight( int height )
{
- if (!m_refData)
- m_refData = new wxBitmapRefData();
-
+ AllocExclusive();
M_BMPDATA->m_height = height;
}
void wxBitmap::SetWidth( int width )
{
- if (!m_refData)
- m_refData = new wxBitmapRefData();
-
+ AllocExclusive();
M_BMPDATA->m_width = width;
}
void wxBitmap::SetDepth( int depth )
{
- if (!m_refData)
- m_refData = new wxBitmapRefData();
-
+ AllocExclusive();
M_BMPDATA->m_bpp = depth;
}
GdkPixmap *wxBitmap::GetPixmap() const
{
- wxCHECK_MSG( Ok(), (GdkPixmap *) NULL, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), NULL, wxT("invalid bitmap") );
return M_BMPDATA->m_pixmap;
}
bool wxBitmap::HasPixmap() const
{
- wxCHECK_MSG( Ok(), false, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), false, wxT("invalid bitmap") );
return M_BMPDATA->m_pixmap != NULL;
}
GdkBitmap *wxBitmap::GetBitmap() const
{
- wxCHECK_MSG( Ok(), (GdkBitmap *) NULL, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), NULL, wxT("invalid bitmap") );
return M_BMPDATA->m_bitmap;
}
-void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp)
+void *wxBitmap::GetRawData(wxPixelDataBase& WXUNUSED(data), int WXUNUSED(bpp))
{
return NULL;
}
return false;
}
-void wxBitmap::UseAlpha()
-{
-}
-
-//-----------------------------------------------------------------------------
-// wxBitmapHandler
-//-----------------------------------------------------------------------------
-
-IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler, wxBitmapHandlerBase)
-
/* static */ void wxBitmap::InitStandardHandlers()
{
// TODO: Insert handler based on GdkPixbufs handler later
projects / wxWidgets.git / blobdiff