// Author: Robert Roebling
// RCS-ID: $Id$
// Copyright: (c) 1998 Robert Roebling
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#include "wx/bitmap.h"
#include "wx/icon.h"
#include "wx/filefn.h"
+#include "wx/image.h"
+
+#include "gdk/gdk.h"
#include "gdk/gdkprivate.h"
#include "gdk/gdkx.h"
IMPLEMENT_DYNAMIC_CLASS(wxMask,wxObject)
-wxMask::wxMask(void)
+wxMask::wxMask()
{
m_bitmap = (GdkBitmap *) NULL;
}
{
}
-wxMask::~wxMask(void)
+wxMask::~wxMask()
{
if (m_bitmap) gdk_bitmap_unref( m_bitmap );
}
{
return m_bitmap;
}
-
+
//-----------------------------------------------------------------------------
// wxBitmap
//-----------------------------------------------------------------------------
public:
wxBitmapRefData(void);
~wxBitmapRefData(void);
-
+
GdkPixmap *m_pixmap;
GdkBitmap *m_bitmap;
wxMask *m_mask;
wxPalette *m_palette;
};
-wxBitmapRefData::wxBitmapRefData(void)
+wxBitmapRefData::wxBitmapRefData()
{
m_pixmap = (GdkPixmap *) NULL;
m_bitmap = (GdkBitmap *) NULL;
m_palette = (wxPalette *) NULL;
}
-wxBitmapRefData::~wxBitmapRefData(void)
+wxBitmapRefData::~wxBitmapRefData()
{
if (m_pixmap) gdk_pixmap_unref( m_pixmap );
if (m_bitmap) gdk_bitmap_unref( m_bitmap );
IMPLEMENT_DYNAMIC_CLASS(wxBitmap,wxGDIObject)
-wxBitmap::wxBitmap(void)
+wxBitmap::wxBitmap()
{
if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
}
-
+
wxBitmap::wxBitmap( int width, int height, int depth )
{
wxCHECK_RET( (width > 0) && (height > 0), "invalid bitmap size" )
wxCHECK_RET( (depth > 0) || (depth == -1), "invalid bitmap depth" )
m_refData = new wxBitmapRefData();
-
+
GdkWindow *parent = (GdkWindow*) &gdk_root_parent;
-
+
M_BMPDATA->m_mask = (wxMask *) NULL;
M_BMPDATA->m_pixmap = gdk_pixmap_new( parent, width, height, depth );
M_BMPDATA->m_width = width;
M_BMPDATA->m_height = height;
M_BMPDATA->m_bpp = gdk_window_get_visual( parent )->depth;
-
+
if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
}
-wxBitmap::wxBitmap( char **bits )
+wxBitmap::wxBitmap( const char **bits )
{
wxCHECK_RET( bits != NULL, "invalid bitmap data" )
-
+
m_refData = new wxBitmapRefData();
GdkBitmap *mask = (GdkBitmap*) NULL;
GdkWindow *parent = (GdkWindow*) &gdk_root_parent;
-
+
M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm_d( parent, &mask, NULL, (gchar **) bits );
-
+
if (mask)
{
M_BMPDATA->m_mask = new wxMask();
M_BMPDATA->m_mask->m_bitmap = mask;
}
-
+
gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
-
+
M_BMPDATA->m_bpp = gdk_window_get_visual( parent )->depth; // ?
if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
}
-
-wxBitmap::wxBitmap( const wxBitmap& bmp )
+
+wxBitmap::wxBitmap( char **bits )
{
- Ref( bmp );
-
+ wxCHECK_RET( bits != NULL, "invalid bitmap data" )
+
+ m_refData = new wxBitmapRefData();
+
+ GdkBitmap *mask = (GdkBitmap*) NULL;
+ GdkWindow *parent = (GdkWindow*) &gdk_root_parent;
+
+ M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm_d( parent, &mask, NULL, (gchar **) bits );
+
+ wxCHECK_RET( M_BMPDATA->m_pixmap, "couldn't create pixmap" );
+
+ if (mask)
+ {
+ M_BMPDATA->m_mask = new wxMask();
+ M_BMPDATA->m_mask->m_bitmap = mask;
+ }
+
+ gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
+
+ M_BMPDATA->m_bpp = gdk_window_get_visual( parent )->depth; // ?
if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
}
-
-wxBitmap::wxBitmap( const wxBitmap* bmp )
+
+wxBitmap::wxBitmap( const wxBitmap& bmp )
{
- if (bmp) Ref( *bmp );
-
+ Ref( bmp );
+
if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
}
wxBitmap::wxBitmap( const wxString &filename, int type )
{
LoadFile( filename, type );
-
+
if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
}
m_refData = new wxBitmapRefData();
M_BMPDATA->m_mask = (wxMask *) NULL;
- M_BMPDATA->m_bitmap =
+ M_BMPDATA->m_bitmap =
gdk_bitmap_create_from_data( (GdkWindow*) &gdk_root_parent, (gchar *) bits, width, height );
M_BMPDATA->m_width = width;
M_BMPDATA->m_height = height;
M_BMPDATA->m_bpp = 1;
+ wxCHECK_RET( M_BMPDATA->m_bitmap, "couldn't create bitmap" );
+
if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
}
-
-wxBitmap::~wxBitmap(void)
+
+wxBitmap::~wxBitmap()
{
if (wxTheBitmapList) wxTheBitmapList->DeleteObject(this);
}
-
+
wxBitmap& wxBitmap::operator = ( const wxBitmap& bmp )
{
- if (*this == bmp) return (*this);
- Ref( bmp );
- return *this;
+ if (*this == bmp) return (*this);
+ Ref( bmp );
+ return *this;
}
-
+
bool wxBitmap::operator == ( const wxBitmap& bmp )
{
- return m_refData == bmp.m_refData;
+ return m_refData == bmp.m_refData;
}
-
+
bool wxBitmap::operator != ( const wxBitmap& bmp )
{
- return m_refData != bmp.m_refData;
+ return m_refData != bmp.m_refData;
}
-
+
bool wxBitmap::Ok(void) const
{
return (m_refData != NULL);
}
-
+
int wxBitmap::GetHeight(void) const
{
- if (!Ok())
- {
- wxFAIL_MSG( "invalid bitmap" );
- return -1;
- }
+ wxCHECK_MSG( Ok(), -1, "invalid bitmap" );
return M_BMPDATA->m_height;
}
int wxBitmap::GetWidth(void) const
{
- if (!Ok())
- {
- wxFAIL_MSG( "invalid bitmap" );
- return -1;
- }
-
+ wxCHECK_MSG( Ok(), -1, "invalid bitmap" );
+
return M_BMPDATA->m_width;
}
int wxBitmap::GetDepth(void) const
{
- if (!Ok())
- {
- wxFAIL_MSG( "invalid bitmap" );
- return -1;
- }
-
- return M_BMPDATA->m_bpp;
-}
+ wxCHECK_MSG( Ok(), -1, "invalid bitmap" );
-void wxBitmap::SetHeight( int height )
-{
- if (!Ok()) return;
-
- wxFAIL_MSG( "wxBitmap::SetHeight not implemented" );
-
- M_BMPDATA->m_height = height;
-}
-
-void wxBitmap::SetWidth( int width )
-{
- if (!Ok()) return;
-
- wxFAIL_MSG( "wxBitmap::SetWidth not implemented" );
-
- M_BMPDATA->m_width = width;
-}
-
-void wxBitmap::SetDepth( int depth )
-{
- if (!Ok()) return;
-
- wxFAIL_MSG( "wxBitmap::SetDepth not implemented" );
-
- M_BMPDATA->m_bpp = depth;
+ return M_BMPDATA->m_bpp;
}
wxMask *wxBitmap::GetMask(void) const
{
- if (!Ok())
- {
- wxFAIL_MSG( "invalid bitmap" );
- return (wxMask *) NULL;
- }
-
+ wxCHECK_MSG( Ok(), (wxMask *) NULL, "invalid bitmap" );
+
return M_BMPDATA->m_mask;
}
void wxBitmap::SetMask( wxMask *mask )
{
- if (!Ok())
- {
- wxFAIL_MSG( "invalid bitmap" );
- return;
- }
-
+ wxCHECK_RET( Ok(), "invalid bitmap" );
+
if (M_BMPDATA->m_mask) delete M_BMPDATA->m_mask;
-
+
M_BMPDATA->m_mask = mask;
}
bool wxBitmap::SaveFile( const wxString &name, int type, wxPalette *WXUNUSED(palette) )
{
- if (!Ok())
- {
- wxFAIL_MSG( "invalid bitmap" );
- return FALSE;
- }
-
+ wxCHECK_MSG( Ok(), FALSE, "invalid bitmap" );
+
if (type == wxBITMAP_TYPE_PNG)
{
- wxImage image = ConvertToImage();
+ wxImage image( *this );
if (image.Ok()) return image.SaveFile( name, type );
}
-
+
return FALSE;
}
bool wxBitmap::LoadFile( const wxString &name, int type )
{
UnRef();
-
+
if (!wxFileExists(name)) return FALSE;
-
+
if (type == wxBITMAP_TYPE_XPM)
{
m_refData = new wxBitmapRefData();
-
+
GdkBitmap *mask = (GdkBitmap*) NULL;
GdkWindow *parent = (GdkWindow*) &gdk_root_parent;
-
+
M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm( parent, &mask, NULL, name );
-
+
if (mask)
{
M_BMPDATA->m_mask = new wxMask();
M_BMPDATA->m_mask->m_bitmap = mask;
}
-
+
gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
- M_BMPDATA->m_bpp = gdk_window_get_visual( parent )->depth;
+ M_BMPDATA->m_bpp = gdk_window_get_visual( parent )->depth;
}
else if (type == wxBITMAP_TYPE_PNG)
{
wxImage image;
image.LoadFile( name, type );
- if (image.Ok()) *this = wxBitmap( image );
+ if (image.Ok()) *this = image.ConvertToBitmap();
}
else if (type == wxBITMAP_TYPE_BMP)
{
wxImage image;
image.LoadFile( name, type );
- if (image.Ok()) *this = wxBitmap( image );
+ if (image.Ok()) *this = image.ConvertToBitmap();
}
- else
+ else
return FALSE;
-
+
return TRUE;
}
-
+
wxPalette *wxBitmap::GetPalette(void) const
{
if (!Ok()) return (wxPalette *) NULL;
+
return M_BMPDATA->m_palette;
}
-GdkPixmap *wxBitmap::GetPixmap(void) const
+void wxBitmap::SetHeight( int height )
{
- if (!Ok())
- {
- wxFAIL_MSG( "invalid bitmap" );
- return (GdkPixmap *) NULL;
- }
-
- return M_BMPDATA->m_pixmap;
+ if (!m_refData) m_refData = new wxBitmapRefData();
+
+ M_BMPDATA->m_height = height;
}
-
-GdkBitmap *wxBitmap::GetBitmap(void) const
+
+void wxBitmap::SetWidth( int width )
{
- if (!Ok())
- {
- wxFAIL_MSG( "invalid bitmap" );
- return (GdkBitmap *) NULL;
- }
-
- return M_BMPDATA->m_bitmap;
+ if (!m_refData) m_refData = new wxBitmapRefData();
+
+ M_BMPDATA->m_width = width;
}
-
-wxBitmap::wxBitmap( const wxImage &image )
+
+void wxBitmap::SetDepth( int depth )
{
- if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
-
- if (!image.Ok()) return;
+ if (!m_refData) m_refData = new wxBitmapRefData();
- m_refData = new wxBitmapRefData();
+ M_BMPDATA->m_bpp = depth;
+}
- M_BMPDATA->m_height = image.GetHeight();
- M_BMPDATA->m_width = image.GetWidth();
- int width = image.GetWidth();
- int height = image.GetHeight();
-
- // Create picture
-
- GdkImage *data_image =
- gdk_image_new( GDK_IMAGE_FASTEST, gdk_visual_get_system(), width, height );
-
- M_BMPDATA->m_pixmap =
- gdk_pixmap_new( (GdkWindow*)&gdk_root_parent, width, height, -1 );
-
- // Create mask
-
- GdkImage *mask_image = (GdkImage*) NULL;
-
- if (image.HasMask())
- {
- unsigned char *mask_data = (unsigned char*)malloc( ((width >> 3)+8) * height );
-
- mask_image = gdk_image_new_bitmap( gdk_visual_get_system(), mask_data, width, height );
-
- M_BMPDATA->m_mask = new wxMask();
- M_BMPDATA->m_mask->m_bitmap = gdk_pixmap_new( (GdkWindow*)&gdk_root_parent, width, height, 1 );
- }
-
- // Retrieve depth
-
- GdkVisual *visual = gdk_window_get_visual( M_BMPDATA->m_pixmap );
- if (visual == NULL) visual = gdk_window_get_visual( (GdkWindow*) &gdk_root_parent );
- int bpp = visual->depth;
- if ((bpp == 16) && (visual->red_mask == 0xfc00)) bpp = 15;
- if (bpp < 8) bpp = 8;
-
- // Render
-
- enum byte_order { RGB, RBG, BRG, BGR, GRB, GBR };
- byte_order b_o = RGB;
-
- if (bpp >= 24)
- {
- GdkVisual *visual = gdk_visual_get_system();
- if ((visual->red_mask > visual->green_mask) && (visual->green_mask > visual->blue_mask)) b_o = RGB;
- else if ((visual->red_mask > visual->blue_mask) && (visual->blue_mask > visual->green_mask)) b_o = RGB;
- else if ((visual->blue_mask > visual->red_mask) && (visual->red_mask > visual->green_mask)) b_o = BRG;
- else if ((visual->blue_mask > visual->green_mask) && (visual->green_mask > visual->red_mask)) b_o = BGR;
- else if ((visual->green_mask > visual->red_mask) && (visual->red_mask > visual->blue_mask)) b_o = GRB;
- else if ((visual->green_mask > visual->blue_mask) && (visual->blue_mask > visual->red_mask)) b_o = GBR;
- }
-
- int r_mask = image.GetMaskRed();
- int g_mask = image.GetMaskGreen();
- int b_mask = image.GetMaskBlue();
-
- unsigned char* data = image.GetData();
-
- int index = 0;
- for (int y = 0; y < height; y++)
- {
- for (int x = 0; x < width; x++)
- {
- int r = data[index];
- index++;
- int g = data[index];
- index++;
- int b = data[index];
- index++;
-
- if (image.HasMask())
- {
- if ((r == r_mask) && (b == b_mask) && (g == g_mask))
- gdk_image_put_pixel( mask_image, x, y, 1 );
- else
- gdk_image_put_pixel( mask_image, x, y, 0 );
- }
-
- switch (bpp)
- {
- case 8:
- {
- GdkColormap *cmap = gtk_widget_get_default_colormap();
- GdkColor *colors = cmap->colors;
- int max = 3 * (65536);
- int index = -1;
-
- for (int i = 0; i < cmap->size; i++)
- {
- int rdiff = (r << 8) - colors[i].red;
- int gdiff = (g << 8) - colors[i].green;
- int bdiff = (b << 8) - colors[i].blue;
- int sum = ABS (rdiff) + ABS (gdiff) + ABS (bdiff);
- if (sum < max) { index = i; max = sum; }
- }
-
- gdk_image_put_pixel( data_image, x, y, index );
-
- break;
- }
- case 15:
- {
- guint32 pixel = ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | ((b & 0xf8) >> 3);
- gdk_image_put_pixel( data_image, x, y, pixel );
- break;
- }
- case 16:
- {
- guint32 pixel = ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | ((b & 0xf8) >> 3);
- gdk_image_put_pixel( data_image, x, y, pixel );
- break;
- }
- case 32:
- case 24:
- {
- guint32 pixel = 0;
- switch (b_o)
- {
- case RGB: pixel = (r << 16) | (g << 8) | b; break;
- case RBG: pixel = (r << 16) | (b << 8) | g; break;
- case BRG: pixel = (b << 16) | (r << 8) | g; break;
- case BGR: pixel = (b << 16) | (g << 8) | r; break;
- case GRB: pixel = (g << 16) | (r << 8) | b; break;
- case GBR: pixel = (g << 16) | (b << 8) | r; break;
- }
- gdk_image_put_pixel( data_image, x, y, pixel );
- }
- default: break;
- }
- } // for
- } // for
-
- // Blit picture
-
- GdkGC *data_gc = gdk_gc_new( M_BMPDATA->m_pixmap );
-
- gdk_draw_image( M_BMPDATA->m_pixmap, data_gc, data_image, 0, 0, 0, 0, width, height );
-
- gdk_image_destroy( data_image );
- gdk_gc_unref( data_gc );
-
- // Blit mask
-
- if (image.HasMask())
- {
- GdkGC *mask_gc = gdk_gc_new( M_BMPDATA->m_mask->m_bitmap );
-
- gdk_draw_image( M_BMPDATA->m_mask->m_bitmap, mask_gc, mask_image, 0, 0, 0, 0, width, height );
-
- gdk_image_destroy( mask_image );
- gdk_gc_unref( mask_gc );
- }
+void wxBitmap::SetPixmap( GdkPixmap *pixmap )
+{
+ if (!m_refData) m_refData = new wxBitmapRefData();
+
+ M_BMPDATA->m_pixmap = pixmap;
}
-wxImage wxBitmap::ConvertToImage() const
+GdkPixmap *wxBitmap::GetPixmap(void) const
{
- wxImage image;
+ wxCHECK_MSG( Ok(), (GdkPixmap *) NULL, "invalid bitmap" );
- if (!Ok())
- {
- wxFAIL_MSG( "invalid bitmap" );
- return image;
- }
-
- GdkImage *gdk_image = gdk_image_get( M_BMPDATA->m_pixmap, 0, 0, M_BMPDATA->m_width, M_BMPDATA->m_height );
-
- if (!gdk_image) return image;
-
- image.Create( M_BMPDATA->m_width, M_BMPDATA->m_height );
- char unsigned *data = image.GetData();
-
- GdkVisual *visual = gdk_window_get_visual( M_BMPDATA->m_pixmap );
- if (visual == NULL) visual = gdk_window_get_visual( (GdkWindow*) &gdk_root_parent );
- int bpp = visual->depth;
- if ((bpp == 16) && (visual->red_mask == 0xfc00)) bpp = 15;
-
- GdkColormap *cmap = gtk_widget_get_default_colormap();
-
- long pos = 0;
- for (int j = 0; j < M_BMPDATA->m_height; j++)
- {
- for (int i = 0; i < M_BMPDATA->m_width; i++)
- {
- int pixel = gdk_image_get_pixel( gdk_image, i, j );
- if (bpp <= 8)
- {
- data[pos] = cmap->colors[pixel].red >> 8;
- data[pos+1] = cmap->colors[pixel].green >> 8;
- data[pos+2] = cmap->colors[pixel].blue >> 8;
- } else if (bpp == 15)
- {
- data[pos] = (pixel >> 7) & 0xf8;
- data[pos+1] = (pixel >> 2) & 0xf8;
- data[pos+2] = (pixel << 3) & 0xf8;
- } else if (bpp == 16)
- {
- data[pos] = (pixel >> 8) & 0xf8;
- data[pos+1] = (pixel >> 3) & 0xfc;
- data[pos+2] = (pixel << 3) & 0xf8;
- } else
- {
- data[pos] = (pixel >> 16) & 0xff;
- data[pos+1] = (pixel >> 8) & 0xff;
- data[pos+2] = pixel & 0xff;
- }
-
- pos += 3;
- }
- }
-
- gdk_image_destroy( gdk_image );
-
- return image;
+ return M_BMPDATA->m_pixmap;
}
+GdkBitmap *wxBitmap::GetBitmap(void) const
+{
+ wxCHECK_MSG( Ok(), (GdkBitmap *) NULL, "invalid bitmap" );
+
+ return M_BMPDATA->m_bitmap;
+}
projects / wxWidgets.git / blobdiff