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/** \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, wWinPix_t x, wWinPix_t y, long options, const struct wIcon_t * 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 );
g_object_ref_sink(pixbuf);
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( wWinPix_t w, wWinPix_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;
}
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