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Diffstat (limited to 'app/wlib/gtklib/bitmap.c')
| -rw-r--r-- | app/wlib/gtklib/bitmap.c | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/app/wlib/gtklib/bitmap.c b/app/wlib/gtklib/bitmap.c new file mode 100644 index 0000000..dc7236b --- /dev/null +++ b/app/wlib/gtklib/bitmap.c @@ -0,0 +1,136 @@ +/** \file bitmap.c + * Bitmap creation + */ +/* XTrkCad - Model Railroad CAD + * Copyright (C) 2009 Daniel Spagnol, 2013 Martin Fischer + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include <stdlib.h> + +#define GTK_DISABLE_SINGLE_INCLUDES +#define GDK_DISABLE_DEPRECATED +#define GTK_DISABLE_DEPRECATED +#define GSEAL_ENABLE + +#include <gtk/gtk.h> +#include <gdk/gdk.h> + +#include "gtkint.h" + +struct wBitmap_t { + WOBJ_COMMON +}; + +/** + * Create a static control for displaying a bitmap. + * + * \param parent IN parent window + * \param x, y IN position in parent window + * \param option IN ignored for now + * \param iconP IN icon to use in XPM format + * \return the control + */ + +wControl_p +wBitmapCreate( wWin_p parent, wPos_t x, wPos_t y, long options, wIcon_p iconP ) +{ + wBitmap_p bt; + GdkPixbuf *pixbuf; + GtkWidget *image; + + bt = wlibAlloc( parent, B_BITMAP, x, y, NULL, sizeof *bt, NULL ); + bt->w = iconP->w; + bt->h = iconP->h; + bt->option = options; + + /* + * Depending on the platform, parent->widget->window might still be null + * at this point. The window allocation should be forced before creating + * the pixmap. + */ + if ( gtk_widget_get_window( parent->widget ) == NULL ) + gtk_widget_realize( parent->widget ); /* force allocation, if pending */ + + /* create the bitmap from supplied xpm data */ + pixbuf = gdk_pixbuf_new_from_xpm_data( (const char **)iconP->bits ); + image = gtk_image_new_from_pixbuf( pixbuf ); + gtk_widget_show( image ); + g_object_unref( (gpointer)pixbuf ); + + bt->widget = gtk_fixed_new(); + gtk_widget_show( bt->widget ); + gtk_container_add( GTK_CONTAINER(bt->widget), image ); + + wlibComputePos( (wControl_p)bt ); + wlibControlGetSize( (wControl_p)bt ); + gtk_fixed_put( GTK_FIXED( parent->widget ), bt->widget, bt->realX, bt->realY ); + + return( (wControl_p)bt ); +} + +/** + * Create a two-tone icon + * + * \param w IN width of icon + * \param h IN height of icon + * \param bits IN bitmap + * \param color IN color + * \returns icon handle + */ + +wIcon_p wIconCreateBitMap( wPos_t w, wPos_t h, const char * bits, wDrawColor color ) +{ + wIcon_p ip; + ip = (wIcon_p)malloc( sizeof *ip ); + ip->gtkIconType = gtkIcon_bitmap; + ip->w = w; + ip->h = h; + ip->color = color; + ip->bits = bits; + return ip; +} + +/** + * Create an icon from a pixmap + * \param pm IN pixmap + * \returns icon handle + */ + +wIcon_p wIconCreatePixMap( char *pm[] ) +{ + wIcon_p ip; + ip = (wIcon_p)malloc( sizeof *ip ); + ip->gtkIconType = gtkIcon_pixmap; + ip->w = 0; + ip->h = 0; + ip->color = 0; + ip->bits = pm; + return ip; +} + +/** + * Set the color a two-tone icon + * + * \param ip IN icon handle + * \param color IN color to use + */ + +void wIconSetColor( wIcon_p ip, wDrawColor color ) +{ + ip->color = color; +} + |