/////////////////////////////////////////////////////////////////////////////
-// Name: bitmap.cpp
+// Name: src/gtk1/bitmap.cpp
// Purpose:
// Author: Robert Roebling
// RCS-ID: $Id$
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "bitmap.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
-#include "wx/defs.h"
-
#include "wx/bitmap.h"
-#include "wx/palette.h"
-#include "wx/icon.h"
-#include "wx/filefn.h"
-#include "wx/image.h"
-#include "wx/dcmemory.h"
-#include "wx/app.h"
-#ifdef __WXGTK20__
- // need this to get gdk_image_new_bitmap()
- #define GDK_ENABLE_BROKEN
-#endif
+#ifndef WX_PRECOMP
+ #include "wx/app.h"
+ #include "wx/dcmemory.h"
+ #include "wx/palette.h"
+ #include "wx/icon.h"
+ #include "wx/math.h"
+ #include "wx/image.h"
+#endif // WX_PRECOMP
+
+#include "wx/filefn.h"
#include <gdk/gdk.h>
#include <gtk/gtk.h>
#include <gdk/gdkx.h>
-#ifdef __WXGTK20__
- #include <gdk/gdkimage.h>
-#else // GTK+ 1.2
- #include <gdk/gdkrgb.h>
-#endif // GTK+ 2.0/1.2
-
-#include <math.h>
+#include <gdk/gdkrgb.h>
-extern void gdk_wx_draw_bitmap (GdkDrawable *drawable,
- GdkGC *gc,
- GdkDrawable *src,
- gint xsrc,
- gint ysrc,
- gint xdest,
- gint ydest,
- gint width,
- gint height);
+extern
+void gdk_wx_draw_bitmap (GdkDrawable *drawable,
+ GdkGC *gc,
+ GdkDrawable *src,
+ gint xsrc,
+ gint ysrc,
+ gint xdest,
+ gint ydest,
+ gint width,
+ gint height);
//-----------------------------------------------------------------------------
// data
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 );
gdk_gc_unref( gc );
- return TRUE;
+ return true;
}
+#if wxUSE_PALETTE
bool wxMask::Create( const wxBitmap& bitmap, int paletteIndex )
{
unsigned char r,g,b;
wxPalette *pal = bitmap.GetPalette();
- wxCHECK_MSG( pal, FALSE, wxT("Cannot create mask from bitmap without palette") );
+ wxCHECK_MSG( pal, false, wxT("Cannot create mask from bitmap without palette") );
pal->GetRGB(paletteIndex, &r, &g, &b);
return Create(bitmap, wxColour(r, g, b));
}
+#endif // wxUSE_PALETTE
bool wxMask::Create( const wxBitmap& 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") );
+ wxCHECK_MSG( bitmap.GetBitmap(), false, wxT("Cannot create mask from colour bitmap") );
m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, bitmap.GetWidth(), bitmap.GetHeight(), 1 );
- if (!m_bitmap) return FALSE;
+ if (!m_bitmap) return false;
GdkGC *gc = gdk_gc_new( m_bitmap );
gdk_gc_unref( gc );
- return TRUE;
+ return true;
}
GdkBitmap *wxMask::GetBitmap() const
return m_bitmap;
}
+
//-----------------------------------------------------------------------------
-// wxBitmap
+// wxBitmapRefData
//-----------------------------------------------------------------------------
-class wxBitmapRefData: public wxObjectRefData
+class wxBitmapRefData : public wxGDIRefData
{
public:
wxBitmapRefData();
- ~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;
-#ifdef __WXGTK20__
- GdkPixbuf *m_pixbuf;
-#endif
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;
-#ifdef __WXGTK20__
- m_pixbuf = (GdkPixbuf *) NULL;
-#endif
- 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()
gdk_pixmap_unref( m_pixmap );
if (m_bitmap)
gdk_bitmap_unref( m_bitmap );
-#ifdef __WXGTK20__
- if (m_pixbuf)
- gdk_pixbuf_unref( m_pixbuf );
-#endif
delete m_mask;
+#if wxUSE_PALETTE
delete m_palette;
+#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), 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);
}
-bool wxBitmap::CreateFromXpm( const char **bits )
+wxBitmap::wxBitmap(const char* const* bits)
{
- UnRef();
-
- wxCHECK_MSG( bits != NULL, FALSE, wxT("invalid bitmap data") )
+ wxCHECK2_MSG(bits != NULL, return, wxT("invalid bitmap data"));
GdkVisual *visual = wxTheApp->GetGdkVisual();
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 );
- wxCHECK_MSG( M_BMPDATA->m_pixmap, FALSE, wxT("couldn't create pixmap") );
+ wxCHECK2_MSG(M_BMPDATA->m_pixmap, return, wxT("couldn't create pixmap"));
if (mask)
{
gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
M_BMPDATA->m_bpp = visual->depth; // Can we get a different depth from create_from_xpm_d() ?
-
- return TRUE;
}
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;
-
+
int width = wxMax(newx, 1);
int height = wxMax(newy, 1);
width = wxMin(width, clipwidth);
height = wxMin(height, clipheight);
-
+
wxBitmap bmp;
-#ifdef __WXGTK20__
- if (HasPixbuf())
+ GdkImage *img = NULL;
+ if (GetPixmap())
+ img = gdk_image_get( GetPixmap(), 0, 0, GetWidth(), GetHeight() );
+ else if (GetBitmap())
+ img = gdk_image_get( GetBitmap(), 0, 0, GetWidth(), GetHeight() );
+ else
+ wxFAIL_MSG( wxT("Ill-formed bitmap") );
+
+ wxCHECK_MSG( img, wxNullBitmap, wxT("couldn't create image") );
+
+ int bpp = -1;
+
+
+ GdkGC *gc = NULL;
+ GdkPixmap *dstpix = NULL;
+ if (GetPixmap())
{
- bmp.SetWidth(width);
- bmp.SetHeight(height);
- bmp.SetDepth(GetDepth());
- bmp.SetPixbuf(gdk_pixbuf_new(GDK_COLORSPACE_RGB,
- gdk_pixbuf_get_has_alpha(GetPixbuf()),
- 8, width, height));
- gdk_pixbuf_scale(GetPixbuf(), bmp.GetPixbuf(),
- 0, 0, width, height,
- clipx, clipy,
- (double)newx/GetWidth(), (double)newy/GetHeight(),
- GDK_INTERP_BILINEAR);
+ GdkVisual *visual = gdk_window_get_visual( GetPixmap() );
+ if (visual == NULL)
+ visual = wxTheApp->GetGdkVisual();
+
+ bpp = visual->depth;
+ bmp = wxBitmap(width,height,bpp);
+ dstpix = bmp.GetPixmap();
+ gc = gdk_gc_new( dstpix );
}
- else
-#endif // __WXGTK20__
+
+ char *dst = NULL;
+ long dstbyteperline = 0;
+
+ if (GetBitmap())
{
- GdkImage *img = (GdkImage*) NULL;
- if (GetPixmap())
- img = gdk_image_get( GetPixmap(), 0, 0, GetWidth(), GetHeight() );
- else if (GetBitmap())
- img = gdk_image_get( GetBitmap(), 0, 0, GetWidth(), GetHeight() );
- else
- wxFAIL_MSG( wxT("Ill-formed bitmap") );
-
- wxCHECK_MSG( img, wxNullBitmap, wxT("couldn't create image") );
-
- int bpp = -1;
-
-
- GdkGC *gc = NULL;
- GdkPixmap *dstpix = NULL;
- if (GetPixmap())
- {
- GdkVisual *visual = gdk_window_get_visual( GetPixmap() );
- if (visual == NULL)
- visual = wxTheApp->GetGdkVisual();
-
- bpp = visual->depth;
- bmp = wxBitmap(width,height,bpp);
- dstpix = bmp.GetPixmap();
- gc = gdk_gc_new( dstpix );
- }
+ bpp = 1;
+ dstbyteperline = width/8*M_BMPDATA->m_bpp;
+ if (width*M_BMPDATA->m_bpp % 8 != 0)
+ dstbyteperline++;
+ dst = (char*) malloc(dstbyteperline*height);
+ }
- char *dst = NULL;
- long dstbyteperline = 0;
-
- if (GetBitmap())
+ // be careful to use the right scaling factor
+ float scx = (float)M_BMPDATA->m_width/(float)newx;
+ float scy = (float)M_BMPDATA->m_height/(float)newy;
+ // prepare accel-tables
+ int *tablex = (int *)calloc(width,sizeof(int));
+ int *tabley = (int *)calloc(height,sizeof(int));
+
+ // accel table filled with clipped values
+ for (int x = 0; x < width; x++)
+ tablex[x] = (int) (scx * (x+clipx));
+ for (int y = 0; y < height; y++)
+ tabley[y] = (int) (scy * (y+clipy));
+
+ // Main rescaling routine starts here
+ for (int h = 0; h < height; h++)
+ {
+ char outbyte = 0;
+ int old_x = -1;
+ guint32 old_pixval = 0;
+
+ for (int w = 0; w < width; w++)
{
- bpp = 1;
- dstbyteperline = width/8*M_BMPDATA->m_bpp;
- if (width*M_BMPDATA->m_bpp % 8 != 0)
- dstbyteperline++;
- dst = (char*) malloc(dstbyteperline*height);
+ guint32 pixval;
+ int x = tablex[w];
+ if (x == old_x)
+ pixval = old_pixval;
+ else
+ {
+ pixval = gdk_image_get_pixel( img, x, tabley[h] );
+ old_pixval = pixval;
+ old_x = x;
+ }
+
+ if (bpp == 1)
+ {
+ if (!pixval)
+ {
+ char bit=1;
+ char shift = bit << (w % 8);
+ outbyte |= shift;
+ }
+
+ if ((w+1)%8==0)
+ {
+ dst[h*dstbyteperline+w/8] = outbyte;
+ outbyte = 0;
+ }
+ }
+ else
+ {
+ GdkColor col;
+ col.pixel = pixval;
+ gdk_gc_set_foreground( gc, &col );
+ gdk_draw_point( dstpix, gc, w, h);
+ }
}
-
- // be careful to use the right scaling factor
- float scx = (float)M_BMPDATA->m_width/(float)newx;
- float scy = (float)M_BMPDATA->m_height/(float)newy;
- // prepare accel-tables
- int *tablex = (int *)calloc(width,sizeof(int));
- int *tabley = (int *)calloc(height,sizeof(int));
-
- // accel table filled with clipped values
- for (int x = 0; x < width; x++)
- tablex[x] = (int) (scx * (x+clipx));
- for (int y = 0; y < height; y++)
- tabley[y] = (int) (scy * (y+clipy));
- // Main rescaling routine starts here
+ // do not forget the last byte
+ if ((bpp == 1) && (width % 8 != 0))
+ dst[h*dstbyteperline+width/8] = outbyte;
+ }
+
+ gdk_image_destroy( img );
+ if (gc) gdk_gc_unref( gc );
+
+ if (bpp == 1)
+ {
+ bmp = wxBitmap( (const char *)dst, width, height, 1 );
+ free( dst );
+ }
+
+ if (GetMask())
+ {
+ dstbyteperline = width/8;
+ if (width % 8 != 0)
+ dstbyteperline++;
+ dst = (char*) malloc(dstbyteperline*height);
+ img = gdk_image_get( GetMask()->GetBitmap(), 0, 0, GetWidth(), GetHeight() );
+
for (int h = 0; h < height; h++)
{
char outbyte = 0;
old_pixval = pixval;
old_x = x;
}
-
- if (bpp == 1)
+
+ if (pixval)
{
- if (!pixval)
- {
- char bit=1;
- char shift = bit << w % 8;
- outbyte |= shift;
- }
-
- if ((w+1)%8==0)
- {
- dst[h*dstbyteperline+w/8] = outbyte;
- outbyte = 0;
- }
+ char bit=1;
+ char shift = bit << (w % 8);
+ outbyte |= shift;
}
- else
+
+ if ((w+1)%8 == 0)
{
- GdkColor col;
- col.pixel = pixval;
- gdk_gc_set_foreground( gc, &col );
- gdk_draw_point( dstpix, gc, w, h);
+ dst[h*dstbyteperline+w/8] = outbyte;
+ outbyte = 0;
}
}
-
+
// do not forget the last byte
- if ((bpp == 1) && (width % 8 != 0))
+ if (width % 8 != 0)
dst[h*dstbyteperline+width/8] = outbyte;
}
-
- gdk_image_destroy( img );
- if (gc) gdk_gc_unref( gc );
+ wxMask* mask = new wxMask;
+ mask->m_bitmap = gdk_bitmap_create_from_data( wxGetRootWindow()->window, (gchar *) dst, width, height );
+ bmp.SetMask(mask);
- if (bpp == 1)
- {
- bmp = wxBitmap( (const char *)dst, width, height, 1 );
- free( dst );
- }
-
- if (GetMask())
- {
- dstbyteperline = width/8;
- if (width % 8 != 0)
- dstbyteperline++;
- dst = (char*) malloc(dstbyteperline*height);
- img = gdk_image_get( GetMask()->GetBitmap(), 0, 0, GetWidth(), GetHeight() );
-
- for (int h = 0; h < height; h++)
- {
- char outbyte = 0;
- int old_x = -1;
- guint32 old_pixval = 0;
-
- for (int w = 0; w < width; w++)
- {
- guint32 pixval;
- int x = tablex[w];
- if (x == old_x)
- pixval = old_pixval;
- else
- {
- pixval = gdk_image_get_pixel( img, x, tabley[h] );
- old_pixval = pixval;
- old_x = x;
- }
-
- if (pixval)
- {
- char bit=1;
- char shift = bit << w % 8;
- outbyte |= shift;
- }
-
- if ((w+1)%8 == 0)
- {
- dst[h*dstbyteperline+w/8] = outbyte;
- outbyte = 0;
- }
- }
-
- // do not forget the last byte
- if (width % 8 != 0)
- dst[h*dstbyteperline+width/8] = outbyte;
- }
- wxMask* mask = new wxMask;
- mask->m_bitmap = gdk_bitmap_create_from_data( wxGetRootWindow()->window, (gchar *) dst, width, height );
- bmp.SetMask(mask);
+ free( dst );
+ gdk_image_destroy( img );
+ }
- free( dst );
- gdk_image_destroy( img );
- }
+ free( tablex );
+ free( tabley );
- free( tablex );
- free( tabley );
- }
-
- return bmp;
+ return bmp;
}
bool wxBitmap::CreateFromImage(const wxImage& image, int depth)
{
UnRef();
- wxCHECK_MSG( image.Ok(), FALSE, wxT("invalid image") )
- wxCHECK_MSG( depth == -1 || depth == 1, FALSE, wxT("invalid bitmap depth") )
+ 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)
return false;
-
+
m_refData = new wxBitmapRefData();
if (depth == 1)
}
else
{
-#ifdef __WXGTK20__
- if (image.HasAlpha())
- return CreateFromImageAsPixbuf(image);
-#endif
return CreateFromImageAsPixmap(image);
}
}
// convert alpha channel to mask, if it is present:
wxImage image(img);
image.ConvertAlphaToMask();
-
+
int width = image.GetWidth();
int height = image.GetHeight();
// Create mask image
- GdkImage *mask_image = (GdkImage*) NULL;
+ GdkImage *mask_image = NULL;
if (image.HasMask())
{
return true;
}
-
+
// conversion to colour bitmap:
bool wxBitmap::CreateFromImageAsPixmap(const wxImage& img)
{
// convert alpha channel to mask, if it is present:
wxImage image(img);
image.ConvertAlphaToMask();
-
+
int width = image.GetWidth();
int height = image.GetHeight();
if (!image.HasMask() && (bpp > 12))
#endif
{
- static bool s_hasInitialized = FALSE;
+ static bool s_hasInitialized = false;
if (!s_hasInitialized)
{
gdk_rgb_init();
- s_hasInitialized = TRUE;
+ s_hasInitialized = true;
}
GdkGC *gc = gdk_gc_new( GetPixmap() );
width*3 );
gdk_gc_unref( gc );
- return TRUE;
+ return true;
}
// Create picture image
// Create mask image
- GdkImage *mask_image = (GdkImage*) NULL;
+ GdkImage *mask_image = NULL;
if (image.HasMask())
{
case GBR: pixel = (g << 16) | (b << 8) | r; break;
}
gdk_image_put_pixel( data_image, x, y, pixel );
+ break;
}
default: break;
}
return true;
}
-#ifdef __WXGTK20__
-bool wxBitmap::CreateFromImageAsPixbuf(const wxImage& image)
-{
- int width = image.GetWidth();
- int height = image.GetHeight();
-
- GdkPixbuf *pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB,
- image.HasAlpha(),
- 8 /* bits per sample */,
- width, height);
- if (!pixbuf)
- return false;
-
- wxASSERT( image.HasAlpha() ); // for now
- wxASSERT( gdk_pixbuf_get_n_channels(pixbuf) == 4 );
- wxASSERT( gdk_pixbuf_get_width(pixbuf) == width );
- wxASSERT( gdk_pixbuf_get_height(pixbuf) == height );
-
- M_BMPDATA->m_pixbuf = pixbuf;
- SetHeight(height);
- SetWidth(width);
- SetDepth(wxTheApp->GetGdkVisual()->depth);
-
- // Copy the data:
- unsigned char *in = image.GetData();
- unsigned char *out = gdk_pixbuf_get_pixels(pixbuf);
- unsigned char *alpha = image.GetAlpha();
-
- int rowinc = gdk_pixbuf_get_rowstride(pixbuf) - 4 * width;
-
- for (int y = 0; y < height; y++, out += rowinc)
- {
- for (int x = 0; x < width; x++, alpha++, out += 4, in += 3)
- {
- out[0] = in[0];
- out[1] = in[1];
- out[2] = in[2];
- out[3] = *alpha;
- }
- }
-
- return true;
-}
-#endif // __WXGTK20__
-
wxImage wxBitmap::ConvertToImage() const
{
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();
return wxNullImage;
}
-#ifdef __WXGTK20__
- if (HasPixbuf())
+ // the colour used as transparent one in wxImage and the one it is
+ // replaced with when it really occurs in the bitmap
+ static const int MASK_RED = 1;
+ static const int MASK_GREEN = 2;
+ static const int MASK_BLUE = 3;
+ static const int MASK_BLUE_REPLACEMENT = 2;
+
+ GdkImage *gdk_image = NULL;
+
+ if (HasPixmap())
{
- GdkPixbuf *pixbuf = GetPixbuf();
- wxASSERT( gdk_pixbuf_get_has_alpha(pixbuf) );
-
- int w = GetWidth();
- int h = GetHeight();
-
- image.SetAlpha();
-
- unsigned char *alpha = image.GetAlpha();
- unsigned char *in = gdk_pixbuf_get_pixels(pixbuf);
- unsigned char *out = data;
- int rowinc = gdk_pixbuf_get_rowstride(pixbuf) - 4 * w;
-
- for (int y = 0; y < h; y++, in += rowinc)
- {
- for (int x = 0; x < w; x++, in += 4, out += 3, alpha++)
- {
- out[0] = in[0];
- out[1] = in[1];
- out[2] = in[2];
- *alpha = in[3];
- }
- }
+ gdk_image = gdk_image_get( GetPixmap(),
+ 0, 0,
+ GetWidth(), GetHeight() );
+ }
+ else if (GetBitmap())
+ {
+ gdk_image = gdk_image_get( GetBitmap(),
+ 0, 0,
+ GetWidth(), GetHeight() );
}
else
-#endif // __WXGTK20__
{
- // the colour used as transparent one in wxImage and the one it is
- // replaced with when it really occurs in the bitmap
- static const int MASK_RED = 1;
- static const int MASK_GREEN = 2;
- static const int MASK_BLUE = 3;
- static const int MASK_BLUE_REPLACEMENT = 2;
-
- GdkImage *gdk_image = (GdkImage*) NULL;
-
- if (HasPixmap())
- {
- gdk_image = gdk_image_get( GetPixmap(),
- 0, 0,
- GetWidth(), GetHeight() );
- }
- else if (GetBitmap())
- {
- gdk_image = gdk_image_get( GetBitmap(),
- 0, 0,
- GetWidth(), GetHeight() );
- }
- else
- {
- wxFAIL_MSG( wxT("Ill-formed bitmap") );
- }
+ wxFAIL_MSG( wxT("Ill-formed bitmap") );
+ }
- wxCHECK_MSG( gdk_image, wxNullImage, wxT("couldn't create image") );
+ wxCHECK_MSG( gdk_image, wxNullImage, wxT("couldn't create image") );
- GdkImage *gdk_image_mask = (GdkImage*) NULL;
- if (GetMask())
- {
- gdk_image_mask = gdk_image_get( GetMask()->GetBitmap(),
- 0, 0,
- GetWidth(), GetHeight() );
+ GdkImage *gdk_image_mask = NULL;
+ if (GetMask())
+ {
+ gdk_image_mask = gdk_image_get( GetMask()->GetBitmap(),
+ 0, 0,
+ GetWidth(), GetHeight() );
- image.SetMaskColour( MASK_RED, MASK_GREEN, MASK_BLUE );
- }
+ image.SetMaskColour( MASK_RED, MASK_GREEN, MASK_BLUE );
+ }
- int bpp = -1;
- int red_shift_right = 0;
- int green_shift_right = 0;
- int blue_shift_right = 0;
- int red_shift_left = 0;
- int green_shift_left = 0;
- int blue_shift_left = 0;
- bool use_shift = FALSE;
+ int bpp = -1;
+ int red_shift_right = 0;
+ int green_shift_right = 0;
+ int blue_shift_right = 0;
+ int red_shift_left = 0;
+ int green_shift_left = 0;
+ int blue_shift_left = 0;
+ bool use_shift = false;
- if (GetPixmap())
- {
- GdkVisual *visual = gdk_window_get_visual( GetPixmap() );
- if (visual == NULL)
- visual = wxTheApp->GetGdkVisual();
-
- bpp = visual->depth;
- if (bpp == 16)
- bpp = visual->red_prec + visual->green_prec + visual->blue_prec;
- red_shift_right = visual->red_shift;
- red_shift_left = 8-visual->red_prec;
- green_shift_right = visual->green_shift;
- green_shift_left = 8-visual->green_prec;
- blue_shift_right = visual->blue_shift;
- blue_shift_left = 8-visual->blue_prec;
-
- use_shift = (visual->type == GDK_VISUAL_TRUE_COLOR) || (visual->type == GDK_VISUAL_DIRECT_COLOR);
- }
- if (GetBitmap())
- {
- bpp = 1;
- }
+ if (GetPixmap())
+ {
+ GdkVisual *visual = gdk_window_get_visual( GetPixmap() );
+ if (visual == NULL)
+ visual = wxTheApp->GetGdkVisual();
+
+ bpp = visual->depth;
+ if (bpp == 16)
+ bpp = visual->red_prec + visual->green_prec + visual->blue_prec;
+ red_shift_right = visual->red_shift;
+ red_shift_left = 8-visual->red_prec;
+ green_shift_right = visual->green_shift;
+ green_shift_left = 8-visual->green_prec;
+ blue_shift_right = visual->blue_shift;
+ blue_shift_left = 8-visual->blue_prec;
+
+ use_shift = (visual->type == GDK_VISUAL_TRUE_COLOR) || (visual->type == GDK_VISUAL_DIRECT_COLOR);
+ }
+ if (GetBitmap())
+ {
+ bpp = 1;
+ }
- GdkColormap *cmap = gtk_widget_get_default_colormap();
+ GdkColormap *cmap = gtk_widget_get_default_colormap();
- long pos = 0;
- for (int j = 0; j < GetHeight(); j++)
+ long pos = 0;
+ for (int j = 0; j < GetHeight(); j++)
+ {
+ for (int i = 0; i < GetWidth(); i++)
{
- for (int i = 0; i < GetWidth(); i++)
+ wxUint32 pixel = gdk_image_get_pixel( gdk_image, i, j );
+ if (bpp == 1)
{
- wxUint32 pixel = gdk_image_get_pixel( gdk_image, i, j );
- if (bpp == 1)
- {
- if (pixel == 0)
- {
- data[pos] = 0;
- data[pos+1] = 0;
- data[pos+2] = 0;
- }
- else
- {
- data[pos] = 255;
- data[pos+1] = 255;
- data[pos+2] = 255;
- }
- }
- else if (use_shift)
- {
- data[pos] = (pixel >> red_shift_right) << red_shift_left;
- data[pos+1] = (pixel >> green_shift_right) << green_shift_left;
- data[pos+2] = (pixel >> blue_shift_right) << blue_shift_left;
- }
- else if (cmap->colors)
+ if (pixel == 0)
{
- data[pos] = cmap->colors[pixel].red >> 8;
- data[pos+1] = cmap->colors[pixel].green >> 8;
- data[pos+2] = cmap->colors[pixel].blue >> 8;
+ data[pos] = 0;
+ data[pos+1] = 0;
+ data[pos+2] = 0;
}
else
{
- wxFAIL_MSG( wxT("Image conversion failed. Unknown visual type.") );
+ data[pos] = 255;
+ data[pos+1] = 255;
+ data[pos+2] = 255;
}
+ }
+ else if (use_shift)
+ {
+ data[pos] = (pixel >> red_shift_right) << red_shift_left;
+ data[pos+1] = (pixel >> green_shift_right) << green_shift_left;
+ data[pos+2] = (pixel >> blue_shift_right) << blue_shift_left;
+ }
+ else if (cmap->colors)
+ {
+ data[pos] = cmap->colors[pixel].red >> 8;
+ data[pos+1] = cmap->colors[pixel].green >> 8;
+ data[pos+2] = cmap->colors[pixel].blue >> 8;
+ }
+ else
+ {
+ wxFAIL_MSG( wxT("Image conversion failed. Unknown visual type.") );
+ }
- if (gdk_image_mask)
+ if (gdk_image_mask)
+ {
+ int mask_pixel = gdk_image_get_pixel( gdk_image_mask, i, j );
+ if (mask_pixel == 0)
{
- int mask_pixel = gdk_image_get_pixel( gdk_image_mask, i, j );
- if (mask_pixel == 0)
- {
- data[pos] = MASK_RED;
- data[pos+1] = MASK_GREEN;
- data[pos+2] = MASK_BLUE;
- }
- else if ( data[pos] == MASK_RED &&
- data[pos+1] == MASK_GREEN &&
- data[pos+2] == MASK_BLUE )
- {
- data[pos+2] = MASK_BLUE_REPLACEMENT;
- }
+ data[pos] = MASK_RED;
+ data[pos+1] = MASK_GREEN;
+ data[pos+2] = MASK_BLUE;
+ }
+ else if ( data[pos] == MASK_RED &&
+ data[pos+1] == MASK_GREEN &&
+ data[pos+2] == MASK_BLUE )
+ {
+ data[pos+2] = MASK_BLUE_REPLACEMENT;
}
-
- pos += 3;
}
- }
- gdk_image_destroy( gdk_image );
- if (gdk_image_mask) gdk_image_destroy( gdk_image_mask );
+ pos += 3;
+ }
}
- return image;
-}
+ gdk_image_destroy( gdk_image );
+ if (gdk_image_mask) gdk_image_destroy( gdk_image_mask );
-wxBitmap::wxBitmap( const wxBitmap& bmp )
- : wxGDIObject()
-{
- Ref( bmp );
+ return image;
}
-wxBitmap::wxBitmap( const wxString &filename, int type )
+wxBitmap::wxBitmap( const wxString &filename, wxBitmapType type )
{
LoadFile( filename, type );
}
{
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,
{
}
-wxBitmap& wxBitmap::operator = ( const wxBitmap& bmp )
-{
- if ( m_refData != bmp.m_refData )
- Ref( bmp );
-
- return *this;
-}
-
-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::Ok() const
-{
- return (m_refData != NULL) &&
- (
-#ifdef __WXGTK20__
- M_BMPDATA->m_pixbuf ||
-#endif
- 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;
bool wxBitmap::CopyFromIcon(const wxIcon& icon)
{
*this = icon;
- return TRUE;
+ return true;
}
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") );
-#ifdef __WXGTK20__
- if (HasPixbuf())
+ if (ret.GetPixmap())
{
- GdkPixbuf *pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB,
- gdk_pixbuf_get_has_alpha(GetPixbuf()),
- 8, GetWidth(), GetHeight());
- ret.SetPixbuf(pixbuf);
- gdk_pixbuf_copy_area(GetPixbuf(),
- rect.x, rect.y, rect.width, rect.height,
- pixbuf, 0, 0);
+ GdkGC *gc = gdk_gc_new( ret.GetPixmap() );
+ gdk_draw_pixmap( ret.GetPixmap(), gc, GetPixmap(), rect.x, rect.y, 0, 0, rect.width, rect.height );
+ gdk_gc_destroy( gc );
}
else
-#endif // __WXGTK20__
{
- if (ret.GetPixmap())
- {
- GdkGC *gc = gdk_gc_new( ret.GetPixmap() );
- gdk_draw_pixmap( ret.GetPixmap(), gc, GetPixmap(), rect.x, rect.y, 0, 0, rect.width, rect.height );
- gdk_gc_destroy( gc );
- }
- else
- {
- GdkGC *gc = gdk_gc_new( ret.GetBitmap() );
- GdkColor col;
- col.pixel = 0xFFFFFF;
- gdk_gc_set_foreground( gc, &col );
- col.pixel = 0;
- gdk_gc_set_background( gc, &col );
- gdk_wx_draw_bitmap( ret.GetBitmap(), gc, GetBitmap(), rect.x, rect.y, 0, 0, rect.width, rect.height );
- gdk_gc_destroy( gc );
- }
+ GdkGC *gc = gdk_gc_new( ret.GetBitmap() );
+ GdkColor col;
+ col.pixel = 0xFFFFFF;
+ gdk_gc_set_foreground( gc, &col );
+ col.pixel = 0;
+ gdk_gc_set_background( gc, &col );
+ gdk_wx_draw_bitmap( ret.GetBitmap(), gc, GetBitmap(), rect.x, rect.y, 0, 0, rect.width, rect.height );
+ gdk_gc_destroy( gc );
}
if (GetMask())
return ret;
}
-bool wxBitmap::SaveFile( const wxString &name, int type, wxPalette *WXUNUSED(palette) )
+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;
+ return false;
}
-bool wxBitmap::LoadFile( const wxString &name, int type )
+bool wxBitmap::LoadFile( const wxString &name, wxBitmapType type )
{
UnRef();
if (!wxFileExists(name))
- return FALSE;
+ return false;
GdkVisual *visual = wxTheApp->GetGdkVisual();
{
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() )
- return FALSE;
+ if ( !image.LoadFile( name, type ) || !image.IsOk() )
+ return false;
*this = wxBitmap(image);
}
- return TRUE;
+ return true;
}
+#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 )
+void wxBitmap::SetPalette(const wxPalette& WXUNUSED(palette))
{
- if (!m_refData)
- m_refData = new wxBitmapRefData();
+ // TODO
+}
+#endif // wxUSE_PALETTE
+void wxBitmap::SetHeight( int height )
+{
+ 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;
}
m_refData = new wxBitmapRefData();
M_BMPDATA->m_pixmap = pixmap;
-#ifdef __WXGTK20__
- PurgeOtherRepresentations(Pixmap);
-#endif
}
void wxBitmap::SetBitmap( GdkPixmap *bitmap )
m_refData = new wxBitmapRefData();
M_BMPDATA->m_bitmap = bitmap;
-#ifdef __WXGTK20__
- PurgeOtherRepresentations(Pixmap);
-#endif
}
GdkPixmap *wxBitmap::GetPixmap() const
{
- wxCHECK_MSG( Ok(), (GdkPixmap *) NULL, wxT("invalid bitmap") );
-
-#ifdef __WXGTK20__
- // create the pixmap on the fly if we use Pixbuf representation:
- if (HasPixbuf() && !HasPixmap())
- {
- delete M_BMPDATA->m_mask;
- M_BMPDATA->m_mask = new wxMask();
- gdk_pixbuf_render_pixmap_and_mask(M_BMPDATA->m_pixbuf,
- &M_BMPDATA->m_pixmap,
- &M_BMPDATA->m_mask->m_bitmap,
- 128 /*threshold*/);
- }
-#endif // __WXGTK20__
+ 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;
}
-#ifdef __WXGTK20__
-GdkPixbuf *wxBitmap::GetPixbuf() const
+void *wxBitmap::GetRawData(wxPixelDataBase& WXUNUSED(data), int WXUNUSED(bpp))
{
- wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") );
-
- if (HasPixmap() && !HasPixbuf())
- {
- int width = GetWidth();
- int height = GetHeight();
-
- GdkPixbuf *pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB,
- GetMask() != NULL,
- 8, width, height);
- M_BMPDATA->m_pixbuf =
- gdk_pixbuf_get_from_drawable(pixbuf, M_BMPDATA->m_pixmap, NULL,
- 0, 0, 0, 0, width, height);
-
- // apply the mask to created pixbuf:
- if (M_BMPDATA->m_pixbuf && M_BMPDATA->m_mask)
- {
- GdkPixbuf *pmask =
- gdk_pixbuf_get_from_drawable(NULL,
- M_BMPDATA->m_mask->GetBitmap(),
- NULL,
- 0, 0, 0, 0, width, height);
- if (pmask)
- {
- guchar *bmp = gdk_pixbuf_get_pixels(pixbuf);
- guchar *mask = gdk_pixbuf_get_pixels(pmask);
- int bmprowinc = gdk_pixbuf_get_rowstride(pixbuf) - 4 * width;
- int maskrowinc = gdk_pixbuf_get_rowstride(pmask) - 3 * width;
-
- for (int y = 0; y < height;
- y++, bmp += bmprowinc, mask += maskrowinc)
- {
- for (int x = 0; x < width; x++, bmp += 4, mask += 3)
- {
- if (mask[0] == 0 /*black pixel*/)
- bmp[3] = 0;
- }
- }
-
- gdk_pixbuf_unref(pmask);
- }
- }
- }
-
- return M_BMPDATA->m_pixbuf;
+ return NULL;
}
-bool wxBitmap::HasPixbuf() const
+void wxBitmap::UngetRawData(wxPixelDataBase& WXUNUSED(data))
{
- wxCHECK_MSG( Ok(), false, wxT("invalid bitmap") );
-
- return M_BMPDATA->m_pixbuf != NULL;
}
-void wxBitmap::SetPixbuf( GdkPixbuf *pixbuf )
+bool wxBitmap::HasAlpha() const
{
- if (!m_refData)
- m_refData = new wxBitmapRefData();
-
- M_BMPDATA->m_pixbuf = pixbuf;
- PurgeOtherRepresentations(Pixbuf);
+ return false;
}
-void wxBitmap::PurgeOtherRepresentations(wxBitmap::Representation keep)
+/* static */ void wxBitmap::InitStandardHandlers()
{
- if (keep == Pixmap && HasPixbuf())
- {
- gdk_pixbuf_unref( M_BMPDATA->m_pixbuf );
- M_BMPDATA->m_pixbuf = NULL;
- }
- if (keep == Pixbuf && HasPixmap())
- {
- gdk_pixmap_unref( M_BMPDATA->m_pixmap );
- M_BMPDATA->m_pixmap = NULL;
- }
+ // TODO: Insert handler based on GdkPixbufs handler later
}
-
-#endif // __WXGTK20__
projects / wxWidgets.git / blobdiff