143 lines
3.7 KiB
C
143 lines
3.7 KiB
C
/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
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/* e-shell-corba-icon-utils.c
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*
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* Copyright (C) 2002 Ximian, Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of version 2 of the GNU General Public
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* License as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* Author: Ettore Perazzoli
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*/
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#include "e-shell-corba-icon-utils.h"
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/**
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* e_store_corba_icon_from_pixbuf:
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* @pixbuf:
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* @icon_return:
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*
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* Store a CORBA Evolution::Icon in *@icon_return. @icon_return is not
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* supposed to point to allocated memory, so all of its pointers are just
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* overwritten.
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**/
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void
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e_store_corba_icon_from_pixbuf (GdkPixbuf *pixbuf,
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GNOME_Evolution_Icon *icon_return)
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{
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const char *sp;
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CORBA_octet *dp;
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int width, height, total_width, rowstride;
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int i, j;
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gboolean has_alpha;
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if (pixbuf == NULL) {
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icon_return->width = 0;
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icon_return->height = 0;
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icon_return->hasAlpha = FALSE;
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icon_return->rgbaData._length = 0;
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icon_return->rgbaData._maximum = 0;
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icon_return->rgbaData._buffer = NULL;
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return;
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}
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width = gdk_pixbuf_get_width (pixbuf);
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height = gdk_pixbuf_get_height (pixbuf);
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rowstride = gdk_pixbuf_get_rowstride (pixbuf);
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has_alpha = gdk_pixbuf_get_has_alpha (pixbuf);
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if (has_alpha)
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total_width = 4 * width;
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else
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total_width = 3 * width;
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icon_return->width = width;
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icon_return->height = height;
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icon_return->hasAlpha = has_alpha;
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icon_return->rgbaData._length = icon_return->height * total_width;
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icon_return->rgbaData._maximum = icon_return->rgbaData._length;
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icon_return->rgbaData._buffer = CORBA_sequence_CORBA_octet_allocbuf (icon_return->rgbaData._maximum);
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sp = gdk_pixbuf_get_pixels (pixbuf);
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dp = icon_return->rgbaData._buffer;
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for (i = 0; i < height; i ++) {
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for (j = 0; j < total_width; j++)
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*(dp ++) = sp[j];
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sp += rowstride;
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}
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CORBA_sequence_set_release (& icon_return->rgbaData, TRUE);
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}
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/**
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* e_new_corba_icon_from_pixbuf:
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* @pixbuf:
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*
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* Create a CORBA Evolution::Icon from the specified @pixbuf.
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*
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* Return value: The new Evolution::Icon.
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**/
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GNOME_Evolution_Icon *
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e_new_corba_icon_from_pixbuf (GdkPixbuf *pixbuf)
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{
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GNOME_Evolution_Icon *icon;
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icon = GNOME_Evolution_Icon__alloc ();
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e_store_corba_icon_from_pixbuf (pixbuf, icon);
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return icon;
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}
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/**
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* e_new_corba_animated_icon_from_pixbuf_array:
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* @pixbuf_array:
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*
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* Generate a CORBA Evolution::AnimatedIcon from a NULL-terminated
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* @pixbuf_array.
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*
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* Return value: The new Evolution::AnimatedIcon.
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**/
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GNOME_Evolution_AnimatedIcon *
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e_new_corba_animated_icon_from_pixbuf_array (GdkPixbuf **pixbuf_array)
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{
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GNOME_Evolution_AnimatedIcon *animated_icon;
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GdkPixbuf **p;
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int num_frames;
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int i;
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g_return_val_if_fail (pixbuf_array != NULL, NULL);
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num_frames = 0;
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for (p = pixbuf_array; *p != NULL; p++)
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num_frames++;
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if (num_frames == 0)
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return NULL;
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animated_icon = GNOME_Evolution_AnimatedIcon__alloc ();
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animated_icon->_length = num_frames;
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animated_icon->_maximum = num_frames;
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animated_icon->_buffer = CORBA_sequence_GNOME_Evolution_Icon_allocbuf (animated_icon->_maximum);
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for (i = 0; i < num_frames; i++)
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e_store_corba_icon_from_pixbuf (pixbuf_array[i], & animated_icon->_buffer[i]);
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CORBA_sequence_set_release (animated_icon, TRUE);
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return animated_icon;
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}
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