diff options
author | Andrea Weikert <elubie@gmx.net> | 2005-12-22 01:21:43 +0300 |
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committer | Andrea Weikert <elubie@gmx.net> | 2005-12-22 01:21:43 +0300 |
commit | 80eb4d3b9e851c19638599b1821a083dc5a2f635 (patch) | |
tree | bfb42679c33f19c498d3f682924ffc3e40a5d482 /source/blender/blenkernel/intern/icons.c | |
parent | 15766e1612040c41ed66fe618af1d28ab3c6d1ec (diff) |
Big commit in orange: Interface icons for materials, textures
world and lamp. Also for images in pupmenus.
Also preparation for work on using preview images in imagebrowser.
-- Andrea
Diffstat (limited to 'source/blender/blenkernel/intern/icons.c')
-rw-r--r-- | source/blender/blenkernel/intern/icons.c | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/source/blender/blenkernel/intern/icons.c b/source/blender/blenkernel/intern/icons.c new file mode 100644 index 00000000000..ca0a81b063c --- /dev/null +++ b/source/blender/blenkernel/intern/icons.c @@ -0,0 +1,197 @@ +/** + * $Id$ + * + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * 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. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * 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. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +#include <math.h> +#include <stdlib.h> +#include <string.h> + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include "MEM_guardedalloc.h" + +#include "DNA_ID.h" + +#include "BLI_ghash.h" + +#include "BKE_icons.h" + +#define GS(a) (*((short *)(a))) + +/* GLOBALS */ + +static GHash* gIcons = 0; + +static int gNextIconId = 1; + +static int gFirstIconId = 1; + + +static void icon_free(void *val) +{ + Icon* icon = val; + + if (icon) + { + if (icon->drawinfo_free) { + icon->drawinfo_free(icon->drawinfo); + } + else if (icon->drawinfo) { + MEM_freeN(icon->drawinfo); + } + MEM_freeN(icon); + } +} + +/* create an id for a new icon and make sure that ids from deleted icons get reused + after the integer number range is used up */ +static int get_next_free_id() +{ + int startId = gFirstIconId; + + /* if we haven't used up the int number range, we just return the next int */ + if (gNextIconId>=gFirstIconId) + return gNextIconId++; + + /* now we try to find the smallest icon id not stored in the gIcons hash */ + while (BLI_ghash_lookup(gIcons, (void *)startId) && startId>=gFirstIconId) + startId++; + + /* if we found a suitable one that isnt used yet, return it */ + if (startId>=gFirstIconId) + return startId; + + /* fail */ + return 0; +} + +void BKE_icons_init(int first_dyn_id) +{ + gNextIconId = first_dyn_id; + gFirstIconId = first_dyn_id; + + if (!gIcons) + gIcons = BLI_ghash_new(BLI_ghashutil_inthash, BLI_ghashutil_intcmp); +} + +void BKE_icons_free() +{ + BLI_ghash_free(gIcons, 0, icon_free); + gIcons = 0; +} + + +void BKE_icon_changed(int id) +{ + Icon* icon = 0; + + if (!id) return; + + icon = BLI_ghash_lookup(gIcons, (void *)id); + + if (icon) + { + icon->changed = 1; + } +} + +int BKE_icon_getid(struct ID* id) +{ + Icon* new_icon = 0; + + if (!id) + return 0; + + if (id->icon_id) + return id->icon_id; + + id->icon_id = get_next_free_id(); + + if (!id->icon_id){ + printf("BKE_icon_getid: Internal error - not enough IDs\n"); + return 0; + } + + new_icon = MEM_callocN(sizeof(Icon), "texicon"); + + new_icon->obj = id; + new_icon->type = GS(id->name); + + /* next two lines make sure image gets created */ + new_icon->drawinfo = 0; + new_icon->drawinfo_free = 0; + new_icon->changed = 1; + + BLI_ghash_insert(gIcons, (void *)id->icon_id, new_icon); + + return id->icon_id; +} + +Icon* BKE_icon_get(int icon_id) +{ + Icon* icon = 0; + + icon = BLI_ghash_lookup(gIcons, (void*)icon_id); + + if (!icon) { + printf("BKE_icon_get: Internal error, no icon for icon ID: %d\n", icon_id); + return 0; + } + + return icon; +} + +void BKE_icon_set(int icon_id, struct Icon* icon) +{ + Icon* old_icon = 0; + + old_icon = BLI_ghash_lookup(gIcons, (void*)icon_id); + + if (old_icon) + { + printf("BKE_icon_set: Internal error, icon already set: %d\n", icon_id); + return; + } + + BLI_ghash_insert(gIcons, (void *)icon_id, icon); +} + +void BKE_icon_delete(struct ID* id) +{ + Icon* new_icon = 0; + + if (!id->icon_id) return; /* no icon defined for library object */ + + BLI_ghash_remove(gIcons, (void*)id->icon_id, 0, icon_free); + id->icon_id = 0; +} |