X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4bc67cc550bcd9d5f93f88ae22a4f6ac7fafb5f7..a3736ef475f212f1f7b07c36278ba83d7511406c:/src/gtk/bitmap.cpp diff --git a/src/gtk/bitmap.cpp b/src/gtk/bitmap.cpp index f92b146377..832600e1a2 100644 --- a/src/gtk/bitmap.cpp +++ b/src/gtk/bitmap.cpp @@ -4,7 +4,7 @@ // Author: Robert Roebling // RCS-ID: $Id$ // Copyright: (c) 1998 Robert Roebling -// Licence: wxWindows licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ @@ -14,9 +14,11 @@ #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" -#include "wx/image.h" //----------------------------------------------------------------------------- // wxMask @@ -24,33 +26,87 @@ IMPLEMENT_DYNAMIC_CLASS(wxMask,wxObject) -wxMask::wxMask(void) +wxMask::wxMask() { m_bitmap = (GdkBitmap *) NULL; } -wxMask::wxMask( const wxBitmap& WXUNUSED(bitmap), const wxColour& WXUNUSED(colour) ) +wxMask::wxMask( const wxBitmap& bitmap, const wxColour& colour ) { + Create( bitmap, colour ); } -wxMask::wxMask( const wxBitmap& WXUNUSED(bitmap), int WXUNUSED(paletteIndex) ) +wxMask::wxMask( const wxBitmap& bitmap, int paletteIndex ) { + Create( bitmap, paletteIndex ); } -wxMask::wxMask( const wxBitmap& WXUNUSED(bitmap) ) +wxMask::wxMask( const wxBitmap& bitmap ) { + Create( bitmap ); } -wxMask::~wxMask(void) +wxMask::~wxMask() { if (m_bitmap) gdk_bitmap_unref( m_bitmap ); } -GdkBitmap *wxMask::GetBitmap(void) const +bool wxMask::Create( const wxBitmap& bitmap, const wxColour& colour ) +{ + if (m_bitmap) + { + gdk_bitmap_unref( m_bitmap ); + m_bitmap = (GdkBitmap*) NULL; + } + + wxFAIL_MSG( _T("TODO") ); + + return FALSE; +} + +bool wxMask::Create( const wxBitmap& WXUNUSED(bitmap), int WXUNUSED(paletteIndex) ) +{ + if (m_bitmap) + { + gdk_bitmap_unref( m_bitmap ); + m_bitmap = (GdkBitmap*) NULL; + } + + wxFAIL_MSG( _T("not implemented") ); + + return FALSE; +} + +bool wxMask::Create( const wxBitmap& bitmap ) +{ + if (m_bitmap) + { + gdk_bitmap_unref( m_bitmap ); + m_bitmap = (GdkBitmap*) NULL; + } + + if (!bitmap.Ok()) return FALSE; + + wxCHECK_MSG( bitmap.GetBitmap(), FALSE, _T("Cannot create mask from colour bitmap") ); + + m_bitmap = gdk_pixmap_new( (GdkWindow*) &gdk_root_parent, bitmap.GetWidth(), bitmap.GetHeight(), 1 ); + + if (!m_bitmap) return FALSE; + + GdkGC *gc = gdk_gc_new( m_bitmap ); + + gdk_draw_bitmap( m_bitmap, gc, bitmap.GetBitmap(), 0, 0, 0, 0, bitmap.GetWidth(), bitmap.GetHeight() ); + + gdk_gc_unref( gc ); + + return TRUE; +} + +GdkBitmap *wxMask::GetBitmap() const { return m_bitmap; } - + //----------------------------------------------------------------------------- // wxBitmap //----------------------------------------------------------------------------- @@ -58,9 +114,9 @@ GdkBitmap *wxMask::GetBitmap(void) const class wxBitmapRefData: public wxObjectRefData { public: - wxBitmapRefData(void); - ~wxBitmapRefData(void); - + wxBitmapRefData(); + ~wxBitmapRefData(); + GdkPixmap *m_pixmap; GdkBitmap *m_bitmap; wxMask *m_mask; @@ -70,7 +126,7 @@ public: wxPalette *m_palette; }; -wxBitmapRefData::wxBitmapRefData(void) +wxBitmapRefData::wxBitmapRefData() { m_pixmap = (GdkPixmap *) NULL; m_bitmap = (GdkBitmap *) NULL; @@ -81,7 +137,7 @@ wxBitmapRefData::wxBitmapRefData(void) 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 ); @@ -95,95 +151,98 @@ wxBitmapRefData::~wxBitmapRefData(void) 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" ) + wxCHECK_RET( (width > 0) && (height > 0), _T("invalid bitmap size") ) + + GdkWindow *parent = (GdkWindow*) &gdk_root_parent; + if (depth == -1) depth = gdk_window_get_visual( parent )->depth; + + wxCHECK_RET( (depth == gdk_window_get_visual( parent )->depth) || + (depth == 1), _T("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 (depth == 1) + { + M_BMPDATA->m_bitmap = gdk_pixmap_new( parent, width, height, 1 ); + M_BMPDATA->m_bpp = 1; + } + else + { + M_BMPDATA->m_pixmap = gdk_pixmap_new( parent, width, height, depth ); + M_BMPDATA->m_bpp = gdk_window_get_visual( parent )->depth; + } + if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this); } wxBitmap::wxBitmap( const char **bits ) { - wxCHECK_RET( bits != NULL, "invalid bitmap data" ) - + wxCHECK_RET( bits != NULL, _T("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( char **bits ) { - wxCHECK_RET( bits != NULL, "invalid bitmap data" ) - + wxCHECK_RET( bits != NULL, _T("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" ); - + + wxCHECK_RET( M_BMPDATA->m_pixmap, _T("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 ) { Ref( bmp ); - - if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this); -} - -wxBitmap::wxBitmap( const wxBitmap* bmp ) -{ - if (bmp) Ref( *bmp ); - + if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this); } wxBitmap::wxBitmap( const wxString &filename, int type ) { LoadFile( filename, type ); - + if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this); } @@ -192,117 +251,117 @@ wxBitmap::wxBitmap( const char bits[], int width, int height, int WXUNUSED(depth 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" ); - + wxCHECK_RET( M_BMPDATA->m_bitmap, _T("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 + +bool wxBitmap::Ok() const { return (m_refData != NULL); } - -int wxBitmap::GetHeight(void) const + +int wxBitmap::GetHeight() const { - wxCHECK_MSG( Ok(), -1, "invalid bitmap" ); + wxCHECK_MSG( Ok(), -1, _T("invalid bitmap") ); return M_BMPDATA->m_height; } -int wxBitmap::GetWidth(void) const +int wxBitmap::GetWidth() const { - wxCHECK_MSG( Ok(), -1, "invalid bitmap" ); - + wxCHECK_MSG( Ok(), -1, _T("invalid bitmap") ); + return M_BMPDATA->m_width; } -int wxBitmap::GetDepth(void) const +int wxBitmap::GetDepth() const { - wxCHECK_MSG( Ok(), -1, "invalid bitmap" ); - + wxCHECK_MSG( Ok(), -1, _T("invalid bitmap") ); + return M_BMPDATA->m_bpp; } -wxMask *wxBitmap::GetMask(void) const +wxMask *wxBitmap::GetMask() const { - wxCHECK_MSG( Ok(), (wxMask *) NULL, "invalid bitmap" ); - + wxCHECK_MSG( Ok(), (wxMask *) NULL, _T("invalid bitmap") ); + return M_BMPDATA->m_mask; } void wxBitmap::SetMask( wxMask *mask ) { - wxCHECK_RET( Ok(), "invalid bitmap" ); - + wxCHECK_RET( Ok(), _T("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) ) { - wxCHECK_MSG( Ok(), FALSE, "invalid bitmap" ); - + wxCHECK_MSG( Ok(), FALSE, _T("invalid bitmap") ); + if (type == wxBITMAP_TYPE_PNG) { 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 ); - + + M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm( parent, &mask, NULL, name.fn_str() ); + 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) { @@ -316,16 +375,16 @@ bool wxBitmap::LoadFile( const wxString &name, int type ) image.LoadFile( name, type ); if (image.Ok()) *this = image.ConvertToBitmap(); } - else + else return FALSE; - + return TRUE; } - -wxPalette *wxBitmap::GetPalette(void) const + +wxPalette *wxBitmap::GetPalette() const { if (!Ok()) return (wxPalette *) NULL; - + return M_BMPDATA->m_palette; } @@ -357,270 +416,16 @@ void wxBitmap::SetPixmap( GdkPixmap *pixmap ) M_BMPDATA->m_pixmap = pixmap; } -GdkPixmap *wxBitmap::GetPixmap(void) const -{ - wxCHECK_MSG( Ok(), (GdkPixmap *) NULL, "invalid bitmap" ); - - return M_BMPDATA->m_pixmap; -} - -GdkBitmap *wxBitmap::GetBitmap(void) const +GdkPixmap *wxBitmap::GetPixmap() const { - wxCHECK_MSG( Ok(), (GdkBitmap *) NULL, "invalid bitmap" ); - - return M_BMPDATA->m_bitmap; -} - -//----------------------------------------------------------------------------- -// wxImage -//----------------------------------------------------------------------------- - -wxBitmap wxImage::ConvertToBitmap() const -{ - wxBitmap bitmap; - - wxCHECK_MSG( Ok(), bitmap, "invalid image" ); - - int width = GetWidth(); - int height = GetHeight(); - - bitmap.SetHeight( height ); - bitmap.SetWidth( width ); - - // Create picture - - GdkImage *data_image = - gdk_image_new( GDK_IMAGE_FASTEST, gdk_visual_get_system(), width, height ); - - bitmap.SetPixmap( gdk_pixmap_new( (GdkWindow*)&gdk_root_parent, width, height, -1 ) ); - - // Create mask - - GdkImage *mask_image = (GdkImage*) NULL; - - if (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 ); - - wxMask *mask = new wxMask(); - mask->m_bitmap = gdk_pixmap_new( (GdkWindow*)&gdk_root_parent, width, height, 1 ); - - bitmap.SetMask( mask ); - } - - // Retrieve depth - - GdkVisual *visual = gdk_window_get_visual( bitmap.GetPixmap() ); - if (visual == NULL) visual = gdk_window_get_visual( (GdkWindow*) &gdk_root_parent ); - int bpp = visual->depth; - if ((bpp == 16) && (visual->red_mask != 0xf800)) bpp = 15; - if (bpp < 8) bpp = 8; - - // Render + wxCHECK_MSG( Ok(), (GdkPixmap *) NULL, _T("invalid bitmap") ); - 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 = GetMaskRed(); - int g_mask = GetMaskGreen(); - int b_mask = GetMaskBlue(); - - unsigned char* data = 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 (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( bitmap.GetPixmap() ); - - gdk_draw_image( bitmap.GetPixmap(), data_gc, data_image, 0, 0, 0, 0, width, height ); - - gdk_image_destroy( data_image ); - gdk_gc_unref( data_gc ); - - // Blit mask - - if (HasMask()) - { - GdkGC *mask_gc = gdk_gc_new( bitmap.GetMask()->GetBitmap() ); - - gdk_draw_image( bitmap.GetMask()->GetBitmap(), mask_gc, mask_image, 0, 0, 0, 0, width, height ); - - gdk_image_destroy( mask_image ); - gdk_gc_unref( mask_gc ); - } - - return bitmap; + return M_BMPDATA->m_pixmap; } -wxImage::wxImage( const wxBitmap &bitmap ) +GdkBitmap *wxBitmap::GetBitmap() const { - wxCHECK_RET( bitmap.Ok(), "invalid bitmap" ); - - GdkImage *gdk_image = gdk_image_get( bitmap.GetPixmap(), - 0, 0, - bitmap.GetWidth(), bitmap.GetHeight() ); - - wxCHECK_RET( gdk_image, "couldn't create image" ); - - Create( bitmap.GetWidth(), bitmap.GetHeight() ); - char unsigned *data = GetData(); - - if (!data) - { - gdk_image_destroy( gdk_image ); - wxFAIL_MSG( "couldn't create image" ); - return; - } - - GdkImage *gdk_image_mask = (GdkImage*) NULL; - if (bitmap.GetMask()) - { - gdk_image_mask = gdk_image_get( bitmap.GetMask()->GetBitmap(), - 0, 0, - bitmap.GetWidth(), bitmap.GetHeight() ); + wxCHECK_MSG( Ok(), (GdkBitmap *) NULL, _T("invalid bitmap") ); - SetMaskColour( 16, 16, 16 ); // anything unlikely and dividable - } - - GdkVisual *visual = gdk_window_get_visual( bitmap.GetPixmap() ); - if (visual == NULL) visual = gdk_window_get_visual( (GdkWindow*) &gdk_root_parent ); - int bpp = visual->depth; - if ((bpp == 16) && (visual->red_mask != 0xf800)) bpp = 15; - - GdkColormap *cmap = gtk_widget_get_default_colormap(); - - long pos = 0; - for (int j = 0; j < bitmap.GetHeight(); j++) - { - for (int i = 0; i < bitmap.GetWidth(); 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; - } - - if (gdk_image_mask) - { - int mask_pixel = gdk_image_get_pixel( gdk_image_mask, i, j ); - if (mask_pixel == 0) - { - data[pos] = 16; - data[pos+1] = 16; - data[pos+2] = 16; - } - } - - pos += 3; - } - } - - gdk_image_destroy( gdk_image ); - if (gdk_image_mask) gdk_image_destroy( gdk_image_mask ); + return M_BMPDATA->m_bitmap; } - - -