source/blender/editors/space_buttons/space_buttons.c

   1 /**
   2  * $Id:
   3  *
   4  * ***** BEGIN GPL LICENSE BLOCK *****
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version 2
   9  * of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  19  *
  20  * The Original Code is Copyright (C) 2008 Blender Foundation.
  21  * All rights reserved.
  22  *
  23  *
  24  * Contributor(s): Blender Foundation
  25  *
  26  * ***** END GPL LICENSE BLOCK *****
  27  */
  28
  29 #include <string.h>
  30 #include <stdio.h>
  31
  32 #include "DNA_object_types.h"
  33 #include "DNA_space_types.h"
  34 #include "DNA_scene_types.h"
  35 #include "DNA_screen_types.h"
  36 #include "DNA_userdef_types.h"
  37
  38 #include "MEM_guardedalloc.h"
  39
  40 #include "BLI_blenlib.h"
  41 #include "BLI_arithb.h"
  42 #include "BLI_rand.h"
  43
  44 #include "BKE_colortools.h"
  45 #include "BKE_context.h"
  46 #include "BKE_screen.h"
  47
  48 #include "ED_space_api.h"
  49 #include "ED_screen.h"
  50
  51 #include "BIF_gl.h"
  52
  53 #include "WM_api.h"
  54 #include "WM_types.h"
  55
  56 #include "UI_interface.h"
  57 #include "UI_resources.h"
  58 #include "UI_view2d.h"
  59
  60 #include "ED_previewrender.h"
  61
  62 #include "buttons_intern.h"     // own include
  63
  64 /* ******************** default callbacks for buttons space ***************** */
  65
  66 static SpaceLink *buttons_new(const bContext *C)
  67 {
  68         ARegion *ar;
  69         SpaceButs *sbuts;
  70
  71         sbuts= MEM_callocN(sizeof(SpaceButs), "initbuts");
  72         sbuts->spacetype= SPACE_BUTS;
  73         sbuts->scaflag= BUTS_SENS_LINK|BUTS_SENS_ACT|BUTS_CONT_ACT|BUTS_ACT_ACT|BUTS_ACT_LINK;
  74         sbuts->align= BUT_AUTO;
  75
  76         /* header */
  77         ar= MEM_callocN(sizeof(ARegion), "header for buts");
  78
  79         BLI_addtail(&sbuts->regionbase, ar);
  80         ar->regiontype= RGN_TYPE_HEADER;
  81         ar->alignment= RGN_ALIGN_BOTTOM;
  82
  83 #if 0
  84         /* context area */
  85         ar= MEM_callocN(sizeof(ARegion), "context area for buts");
  86         BLI_addtail(&sbuts->regionbase, ar);
  87         ar->regiontype= RGN_TYPE_CHANNELS;
  88         ar->alignment= RGN_ALIGN_TOP;
  89 #endif
  90
  91         /* main area */
  92         ar= MEM_callocN(sizeof(ARegion), "main area for buts");
  93
  94         BLI_addtail(&sbuts->regionbase, ar);
  95         ar->regiontype= RGN_TYPE_WINDOW;
  96
  97 #if 0 // disabled, as this currently draws badly in new system
  98         /* buts space goes from (0,0) to (1280, 228) */
  99         ar->v2d.tot.xmin= 0.0f;
 100         ar->v2d.tot.ymin= 0.0f;
 101         ar->v2d.tot.xmax= 1279.0f;
 102         ar->v2d.tot.ymax= 228.0f;
 103
 104         ar->v2d.cur= sbuts->v2d.tot;
 105
 106         ar->v2d.min[0]= 256.0f;
 107         ar->v2d.min[1]= 42.0f;
 108
 109         ar->v2d.max[0]= 2048.0f;
 110         ar->v2d.max[1]= 450.0f;
 111
 112         ar->v2d.minzoom= 0.5f;
 113         ar->v2d.maxzoom= 1.21f;
 114
 115         ar->v2d.scroll= 0;  // TODO: will we need scrollbars?
 116         ar->v2d.align= V2D_ALIGN_NO_NEG_X|V2D_ALIGN_NO_NEG_Y;
 117         ar->v2d.keepzoom= V2D_KEEPZOOM|V2D_KEEPASPECT;
 118         ar->v2d.keeptot= V2D_KEEPTOT_BOUNDS;
 119 #endif
 120
 121
 122         return (SpaceLink *)sbuts;
 123 }
 124
 125 /* not spacelink itself */
 126 static void buttons_free(SpaceLink *sl)
 127 {
 128         SpaceButs *sbuts= (SpaceButs*) sl;
 129
 130         if(sbuts->ri) {
 131                 if (sbuts->ri->rect) MEM_freeN(sbuts->ri->rect);
 132                 MEM_freeN(sbuts->ri);
 133         }
 134
 135         if(sbuts->path)
 136                 MEM_freeN(sbuts->path);
 137 }
 138
 139 /* spacetype; init callback */
 140 static void buttons_init(struct wmWindowManager *wm, ScrArea *sa)
 141 {
 142         SpaceButs *sbuts= sa->spacedata.first;
 143
 144         /* auto-align based on size */
 145         if(sbuts->align == BUT_AUTO || !sbuts->align) {
 146                 if(sa->winx > sa->winy)
 147                         sbuts->align= BUT_HORIZONTAL;
 148                 else
 149                         sbuts->align= BUT_VERTICAL;
 150         }
 151 }
 152
 153 static SpaceLink *buttons_duplicate(SpaceLink *sl)
 154 {
 155         SpaceButs *sbutsn= MEM_dupallocN(sl);
 156
 157         /* clear or remove stuff from old */
 158         sbutsn->ri= NULL;
 159         sbutsn->path= NULL;
 160
 161         return (SpaceLink *)sbutsn;
 162 }
 163
 164 /* add handlers, stuff you only do once or on area/region changes */
 165 static void buttons_main_area_init(wmWindowManager *wm, ARegion *ar)
 166 {
 167         ListBase *keymap;
 168
 169         ED_region_panels_init(wm, ar);
 170
 171         /* own keymap */
 172         keymap= WM_keymap_listbase(wm, "Buttons", SPACE_BUTS, 0);       /* XXX weak? */
 173         WM_event_add_keymap_handler_bb(&ar->handlers, keymap, &ar->v2d.mask, &ar->winrct);
 174 }
 175
 176 static void buttons_main_area_draw(const bContext *C, ARegion *ar)
 177 {
 178         /* draw entirely, view changes should be handled here */
 179         SpaceButs *sbuts= (SpaceButs*)CTX_wm_space_data(C);
 180         int vertical= (sbuts->align == BUT_VERTICAL);
 181
 182         buttons_context_compute(C, sbuts);
 183
 184         if(sbuts->mainb == BCONTEXT_SCENE)
 185                 ED_region_panels(C, ar, vertical, "scene");
 186         else if(sbuts->mainb == BCONTEXT_WORLD)
 187                 ED_region_panels(C, ar, vertical, "world");
 188         else if(sbuts->mainb == BCONTEXT_OBJECT)
 189                 ED_region_panels(C, ar, vertical, "object");
 190         else if(sbuts->mainb == BCONTEXT_DATA)
 191                 ED_region_panels(C, ar, vertical, "data");
 192         else if(sbuts->mainb == BCONTEXT_MATERIAL)
 193                 ED_region_panels(C, ar, vertical, "material");
 194         else if(sbuts->mainb == BCONTEXT_TEXTURE)
 195                 ED_region_panels(C, ar, vertical, "texture");
 196         else if(sbuts->mainb == BCONTEXT_PARTICLE)
 197                 ED_region_panels(C, ar, vertical, "particle");
 198         else if(sbuts->mainb == BCONTEXT_PHYSICS)
 199                 ED_region_panels(C, ar, vertical, "physics");
 200         else if(sbuts->mainb == BCONTEXT_BONE)
 201                 ED_region_panels(C, ar, vertical, "bone");
 202         else if(sbuts->mainb == BCONTEXT_MODIFIER)
 203                 ED_region_panels(C, ar, vertical, "modifier");
 204         else if (sbuts->mainb == BCONTEXT_CONSTRAINT)
 205                 ED_region_panels(C, ar, vertical, "constraint");
 206
 207     sbuts->re_align= 0;
 208         sbuts->mainbo= sbuts->mainb;
 209 }
 210
 211 void buttons_operatortypes(void)
 212 {
 213         WM_operatortype_append(OBJECT_OT_material_slot_add);
 214         WM_operatortype_append(OBJECT_OT_material_slot_remove);
 215         WM_operatortype_append(OBJECT_OT_material_slot_assign);
 216         WM_operatortype_append(OBJECT_OT_material_slot_select);
 217         WM_operatortype_append(OBJECT_OT_material_slot_deselect);
 218
 219         WM_operatortype_append(MATERIAL_OT_new);
 220         WM_operatortype_append(TEXTURE_OT_new);
 221         WM_operatortype_append(WORLD_OT_new);
 222 }
 223
 224 void buttons_keymap(struct wmWindowManager *wm)
 225 {
 226
 227 }
 228
 229 //#define PY_HEADER
 230 /* add handlers, stuff you only do once or on area/region changes */
 231 static void buttons_header_area_init(wmWindowManager *wm, ARegion *ar)
 232 {
 233 #ifdef PY_HEADER
 234         ED_region_header_init(ar);
 235 #else
 236         UI_view2d_region_reinit(&ar->v2d, V2D_COMMONVIEW_HEADER, ar->winx, ar->winy);
 237 #endif
 238 }
 239
 240 static void buttons_header_area_draw(const bContext *C, ARegion *ar)
 241 {
 242 #ifdef PY_HEADER
 243         ED_region_header(C, ar);
 244 #else
 245
 246         float col[3];
 247
 248         /* clear */
 249         if(ED_screen_area_active(C))
 250                 UI_GetThemeColor3fv(TH_HEADER, col);
 251         else
 252                 UI_GetThemeColor3fv(TH_HEADERDESEL, col);
 253
 254         glClearColor(col[0], col[1], col[2], 0.0);
 255         glClear(GL_COLOR_BUFFER_BIT);
 256
 257         /* set view2d view matrix for scrolling (without scrollers) */
 258         UI_view2d_view_ortho(C, &ar->v2d);
 259
 260         buttons_header_buttons(C, ar);
 261 #endif
 262
 263         /* restore view matrix? */
 264         UI_view2d_view_restore(C);
 265 }
 266
 267 #if 0
 268 /* add handlers, stuff you only do once or on area/region changes */
 269 static void buttons_context_area_init(wmWindowManager *wm, ARegion *ar)
 270 {
 271         UI_view2d_region_reinit(&ar->v2d, V2D_COMMONVIEW_HEADER, ar->winx, ar->winy);
 272 }
 273
 274 #define CONTEXTY        30
 275
 276 static void buttons_context_area_draw(const bContext *C, ARegion *ar)
 277 {
 278         SpaceButs *sbuts= (SpaceButs*)CTX_wm_space_data(C);
 279         uiStyle *style= U.uistyles.first;
 280         uiBlock *block;
 281         uiLayout *layout;
 282         View2D *v2d= &ar->v2d;
 283         float col[3];
 284         int x, y, w, h;
 285
 286         buttons_context_compute(C, sbuts);
 287
 288         w= v2d->cur.xmax - v2d->cur.xmin;
 289         h= v2d->cur.ymax - v2d->cur.ymin;
 290         UI_view2d_view_ortho(C, v2d);
 291
 292         /* create UI */
 293         block= uiBeginBlock(C, ar, "buttons_context", UI_EMBOSS);
 294         layout= uiBlockLayout(block, UI_LAYOUT_HORIZONTAL, UI_LAYOUT_PANEL,
 295                 style->panelspace, h - (h-UI_UNIT_Y)/2, w, 20, style);
 296
 297         buttons_context_draw(C, layout);
 298
 299         uiBlockLayoutResolve(C, block, &x, &y);
 300         uiEndBlock(C, block);
 301
 302         /* draw */
 303         UI_SetTheme(SPACE_BUTS, RGN_TYPE_WINDOW); /* XXX */
 304
 305         UI_GetThemeColor3fv(TH_BACK, col);
 306         glClearColor(col[0], col[1], col[2], 0.0);
 307         glClear(GL_COLOR_BUFFER_BIT);
 308
 309         UI_view2d_totRect_set(v2d, x, -y);
 310         UI_view2d_view_ortho(C, v2d);
 311
 312         uiDrawBlock(C, block);
 313
 314         /* restore view matrix */
 315         UI_view2d_view_restore(C);
 316 }
 317 #endif
 318
 319 /* reused! */
 320 static void buttons_area_listener(ScrArea *sa, wmNotifier *wmn)
 321 {
 322         SpaceButs *sbuts= sa->spacedata.first;
 323
 324         /* context changes */
 325         switch(wmn->category) {
 326                 case NC_SCENE:
 327                         switch(wmn->data) {
 328                                 case ND_FRAME:
 329                                         ED_area_tag_redraw(sa);
 330                                         break;
 331
 332                                 case ND_OB_ACTIVE:
 333                                         ED_area_tag_redraw(sa);
 334                                         sbuts->preview= 1;
 335                                         break;
 336                         }
 337                         break;
 338                 case NC_OBJECT:
 339                         switch(wmn->data) {
 340                                 case ND_TRANSFORM:
 341                                 case ND_BONE_ACTIVE:
 342                                 case ND_BONE_SELECT:
 343                                 case ND_GEOM_SELECT:
 344                                         ED_area_tag_redraw(sa);
 345                                         break;
 346                                 case ND_SHADING:
 347                                 case ND_SHADING_DRAW:
 348                                         /* currently works by redraws... if preview is set, it (re)starts job */
 349                                         sbuts->preview= 1;
 350                                         break;
 351                         }
 352                         break;
 353                 case NC_MATERIAL:
 354                         ED_area_tag_redraw(sa);
 355
 356                         switch(wmn->data) {
 357                                 case ND_SHADING:
 358                                 case ND_SHADING_DRAW:
 359                                         /* currently works by redraws... if preview is set, it (re)starts job */
 360                                         sbuts->preview= 1;
 361                                         break;
 362                         }
 363                         break;
 364                 case NC_WORLD:
 365                         ED_area_tag_redraw(sa);
 366                         sbuts->preview= 1;
 367                 case NC_LAMP:
 368                         ED_area_tag_redraw(sa);
 369                         sbuts->preview= 1;
 370                 case NC_TEXTURE:
 371                         ED_area_tag_redraw(sa);
 372                         sbuts->preview= 1;
 373         }
 374 }
 375
 376 /* only called once, from space/spacetypes.c */
 377 void ED_spacetype_buttons(void)
 378 {
 379         SpaceType *st= MEM_callocN(sizeof(SpaceType), "spacetype buttons");
 380         ARegionType *art;
 381
 382         st->spaceid= SPACE_BUTS;
 383
 384         st->new= buttons_new;
 385         st->free= buttons_free;
 386         st->init= buttons_init;
 387         st->duplicate= buttons_duplicate;
 388         st->operatortypes= buttons_operatortypes;
 389         st->keymap= buttons_keymap;
 390         st->listener= buttons_area_listener;
 391         st->context= buttons_context;
 392
 393         /* regions: main window */
 394         art= MEM_callocN(sizeof(ARegionType), "spacetype buttons region");
 395         art->regionid = RGN_TYPE_WINDOW;
 396         art->init= buttons_main_area_init;
 397         art->draw= buttons_main_area_draw;
 398         art->keymapflag= ED_KEYMAP_UI|ED_KEYMAP_FRAMES;
 399         BLI_addhead(&st->regiontypes, art);
 400
 401         buttons_context_register(art);
 402
 403         /* regions: header */
 404         art= MEM_callocN(sizeof(ARegionType), "spacetype buttons region");
 405         art->regionid = RGN_TYPE_HEADER;
 406         art->minsizey= HEADERY;
 407         art->keymapflag= ED_KEYMAP_UI|ED_KEYMAP_VIEW2D|ED_KEYMAP_FRAMES;
 408
 409         art->init= buttons_header_area_init;
 410         art->draw= buttons_header_area_draw;
 411         BLI_addhead(&st->regiontypes, art);
 412
 413 #if 0
 414         /* regions: context */
 415         art= MEM_callocN(sizeof(ARegionType), "spacetype buttons region");
 416         art->regionid = RGN_TYPE_CHANNELS;
 417         art->minsizey= CONTEXTY;
 418         art->keymapflag= ED_KEYMAP_UI|ED_KEYMAP_FRAMES;
 419         art->init= buttons_context_area_init;
 420         art->draw= buttons_context_area_draw;;
 421         art->listener= buttons_area_listener;
 422
 423         BLI_addhead(&st->regiontypes, art);
 424 #endif
 425
 426         BKE_spacetype_register(st);
 427 }
 428