334 lines
7.1 KiB
C
334 lines
7.1 KiB
C
/*
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* ***** BEGIN GPL LICENSE BLOCK *****
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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 the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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
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* GNU 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 License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2006-2007 Blender Foundation.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL LICENSE BLOCK *****
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*
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*/
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/** \file blender/blenkernel/intern/icons.c
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* \ingroup bke
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*/
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#include <math.h>
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#include <stdlib.h>
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#include <string.h>
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#include "MEM_guardedalloc.h"
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#include "DNA_lamp_types.h"
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#include "DNA_material_types.h"
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#include "DNA_texture_types.h"
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#include "DNA_world_types.h"
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#include "DNA_brush_types.h"
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#include "BLI_utildefines.h"
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#include "BLI_ghash.h"
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#include "BKE_icons.h"
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#include "BKE_global.h" /* only for G.background test */
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#include "BLI_sys_types.h" // for intptr_t support
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#include "GPU_extensions.h"
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/* GLOBALS */
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static GHash *gIcons = NULL;
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static int gNextIconId = 1;
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static int gFirstIconId = 1;
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static void icon_free(void *val)
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{
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Icon *icon = val;
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if (icon) {
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if (icon->drawinfo_free) {
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icon->drawinfo_free(icon->drawinfo);
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}
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else if (icon->drawinfo) {
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MEM_freeN(icon->drawinfo);
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}
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MEM_freeN(icon);
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}
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}
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/* create an id for a new icon and make sure that ids from deleted icons get reused
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* after the integer number range is used up */
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static int get_next_free_id(void)
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{
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int startId = gFirstIconId;
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/* if we haven't used up the int number range, we just return the next int */
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if (gNextIconId >= gFirstIconId)
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return gNextIconId++;
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/* now we try to find the smallest icon id not stored in the gIcons hash */
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while (BLI_ghash_lookup(gIcons, SET_INT_IN_POINTER(startId)) && startId >= gFirstIconId)
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startId++;
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/* if we found a suitable one that isn't used yet, return it */
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if (startId >= gFirstIconId)
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return startId;
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/* fail */
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return 0;
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}
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void BKE_icons_init(int first_dyn_id)
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{
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gNextIconId = first_dyn_id;
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gFirstIconId = first_dyn_id;
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if (!gIcons)
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gIcons = BLI_ghash_int_new("icons_init gh");
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}
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void BKE_icons_free(void)
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{
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if (gIcons)
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BLI_ghash_free(gIcons, NULL, icon_free);
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gIcons = NULL;
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}
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PreviewImage *BKE_previewimg_create(void)
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{
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PreviewImage *prv_img = NULL;
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int i;
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prv_img = MEM_callocN(sizeof(PreviewImage), "img_prv");
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for (i = 0; i < NUM_ICON_SIZES; ++i) {
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prv_img->changed[i] = 1;
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prv_img->changed_timestamp[i] = 0;
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}
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return prv_img;
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}
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void BKE_previewimg_freefunc(void *link)
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{
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PreviewImage *prv = (PreviewImage *)link;
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if (prv) {
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int i;
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for (i = 0; i < NUM_ICON_SIZES; ++i) {
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if (prv->rect[i]) {
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MEM_freeN(prv->rect[i]);
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prv->rect[i] = NULL;
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}
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if (prv->gputexture[i])
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GPU_texture_free(prv->gputexture[i]);
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}
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MEM_freeN(prv);
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}
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}
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void BKE_previewimg_free(PreviewImage **prv)
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{
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if (prv && (*prv)) {
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BKE_previewimg_freefunc(*prv);
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*prv = NULL;
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}
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}
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PreviewImage *BKE_previewimg_copy(PreviewImage *prv)
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{
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PreviewImage *prv_img = NULL;
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int i;
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if (prv) {
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prv_img = MEM_dupallocN(prv);
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for (i = 0; i < NUM_ICON_SIZES; ++i) {
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if (prv->rect[i]) {
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prv_img->rect[i] = MEM_dupallocN(prv->rect[i]);
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}
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else {
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prv_img->rect[i] = NULL;
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}
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prv_img->gputexture[i] = NULL;
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}
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}
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return prv_img;
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}
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void BKE_previewimg_free_id(ID *id)
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{
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if (GS(id->name) == ID_MA) {
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Material *mat = (Material *)id;
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BKE_previewimg_free(&mat->preview);
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}
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else if (GS(id->name) == ID_TE) {
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Tex *tex = (Tex *)id;
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BKE_previewimg_free(&tex->preview);
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}
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else if (GS(id->name) == ID_WO) {
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World *wo = (World *)id;
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BKE_previewimg_free(&wo->preview);
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}
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else if (GS(id->name) == ID_LA) {
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Lamp *la = (Lamp *)id;
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BKE_previewimg_free(&la->preview);
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}
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else if (GS(id->name) == ID_IM) {
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Image *img = (Image *)id;
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BKE_previewimg_free(&img->preview);
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}
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else if (GS(id->name) == ID_BR) {
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Brush *br = (Brush *)id;
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BKE_previewimg_free(&br->preview);
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}
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}
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PreviewImage *BKE_previewimg_get(ID *id)
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{
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PreviewImage *prv_img = NULL;
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if (GS(id->name) == ID_MA) {
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Material *mat = (Material *)id;
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if (!mat->preview) mat->preview = BKE_previewimg_create();
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prv_img = mat->preview;
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}
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else if (GS(id->name) == ID_TE) {
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Tex *tex = (Tex *)id;
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if (!tex->preview) tex->preview = BKE_previewimg_create();
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prv_img = tex->preview;
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}
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else if (GS(id->name) == ID_WO) {
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World *wo = (World *)id;
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if (!wo->preview) wo->preview = BKE_previewimg_create();
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prv_img = wo->preview;
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}
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else if (GS(id->name) == ID_LA) {
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Lamp *la = (Lamp *)id;
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if (!la->preview) la->preview = BKE_previewimg_create();
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prv_img = la->preview;
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}
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else if (GS(id->name) == ID_IM) {
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Image *img = (Image *)id;
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if (!img->preview) img->preview = BKE_previewimg_create();
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prv_img = img->preview;
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}
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else if (GS(id->name) == ID_BR) {
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Brush *br = (Brush *)id;
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if (!br->preview) br->preview = BKE_previewimg_create();
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prv_img = br->preview;
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}
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return prv_img;
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}
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void BKE_icon_changed(int id)
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{
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Icon *icon = NULL;
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if (!id || G.background) return;
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icon = BLI_ghash_lookup(gIcons, SET_INT_IN_POINTER(id));
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if (icon) {
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PreviewImage *prv = BKE_previewimg_get((ID *)icon->obj);
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/* all previews changed */
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if (prv) {
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int i;
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for (i = 0; i < NUM_ICON_SIZES; ++i) {
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prv->changed[i] = 1;
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prv->changed_timestamp[i]++;
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}
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}
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}
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}
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int BKE_icon_getid(struct ID *id)
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{
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Icon *new_icon = NULL;
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if (!id || G.background)
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return 0;
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if (id->icon_id)
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return id->icon_id;
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id->icon_id = get_next_free_id();
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if (!id->icon_id) {
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printf("BKE_icon_getid: Internal error - not enough IDs\n");
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return 0;
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}
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new_icon = MEM_callocN(sizeof(Icon), "texicon");
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new_icon->obj = id;
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new_icon->type = GS(id->name);
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/* next two lines make sure image gets created */
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new_icon->drawinfo = NULL;
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new_icon->drawinfo_free = NULL;
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BLI_ghash_insert(gIcons, SET_INT_IN_POINTER(id->icon_id), new_icon);
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return id->icon_id;
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}
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Icon *BKE_icon_get(int icon_id)
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{
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Icon *icon = NULL;
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icon = BLI_ghash_lookup(gIcons, SET_INT_IN_POINTER(icon_id));
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if (!icon) {
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printf("BKE_icon_get: Internal error, no icon for icon ID: %d\n", icon_id);
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return NULL;
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}
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return icon;
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}
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void BKE_icon_set(int icon_id, struct Icon *icon)
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{
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Icon *old_icon = NULL;
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old_icon = BLI_ghash_lookup(gIcons, SET_INT_IN_POINTER(icon_id));
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if (old_icon) {
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printf("BKE_icon_set: Internal error, icon already set: %d\n", icon_id);
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return;
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}
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BLI_ghash_insert(gIcons, SET_INT_IN_POINTER(icon_id), icon);
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}
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void BKE_icon_delete(struct ID *id)
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{
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if (!id->icon_id) return; /* no icon defined for library object */
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BLI_ghash_remove(gIcons, SET_INT_IN_POINTER(id->icon_id), NULL, icon_free);
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id->icon_id = 0;
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}
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