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         WM_operatortype_append(OBJECT_OT_particle_system_slot_add);
 224         WM_operatortype_append(OBJECT_OT_particle_system_slot_remove);
 225
 226         WM_operatortype_append(PARTICLE_OT_new);
 227 }
 228
 229 void buttons_keymap(struct wmWindowManager *wm)
 230 {
 231
 232 }
 233
 234 //#define PY_HEADER
 235 /* add handlers, stuff you only do once or on area/region changes */
 236 static void buttons_header_area_init(wmWindowManager *wm, ARegion *ar)
 237 {
 238 #ifdef PY_HEADER
 239         ED_region_header_init(ar);
 240 #else
 241         UI_view2d_region_reinit(&ar->v2d, V2D_COMMONVIEW_HEADER, ar->winx, ar->winy);
 242 #endif
 243 }
 244
 245 static void buttons_header_area_draw(const bContext *C, ARegion *ar)
 246 {
 247 #ifdef PY_HEADER
 248         ED_region_header(C, ar);
 249 #else
 250
 251         float col[3];
 252
 253         /* clear */
 254         if(ED_screen_area_active(C))
 255                 UI_GetThemeColor3fv(TH_HEADER, col);
 256         else
 257                 UI_GetThemeColor3fv(TH_HEADERDESEL, col);
 258
 259         glClearColor(col[0], col[1], col[2], 0.0);
 260         glClear(GL_COLOR_BUFFER_BIT);
 261
 262         /* set view2d view matrix for scrolling (without scrollers) */
 263         UI_view2d_view_ortho(C, &ar->v2d);
 264
 265         buttons_header_buttons(C, ar);
 266 #endif
 267
 268         /* restore view matrix? */
 269         UI_view2d_view_restore(C);
 270 }
 271
 272 #if 0
 273 /* add handlers, stuff you only do once or on area/region changes */
 274 static void buttons_context_area_init(wmWindowManager *wm, ARegion *ar)
 275 {
 276         UI_view2d_region_reinit(&ar->v2d, V2D_COMMONVIEW_HEADER, ar->winx, ar->winy);
 277 }
 278
 279 #define CONTEXTY        30
 280
 281 static void buttons_context_area_draw(const bContext *C, ARegion *ar)
 282 {
 283         SpaceButs *sbuts= (SpaceButs*)CTX_wm_space_data(C);
 284         uiStyle *style= U.uistyles.first;
 285         uiBlock *block;
 286         uiLayout *layout;
 287         View2D *v2d= &ar->v2d;
 288         float col[3];
 289         int x, y, w, h;
 290
 291         buttons_context_compute(C, sbuts);
 292
 293         w= v2d->cur.xmax - v2d->cur.xmin;
 294         h= v2d->cur.ymax - v2d->cur.ymin;
 295         UI_view2d_view_ortho(C, v2d);
 296
 297         /* create UI */
 298         block= uiBeginBlock(C, ar, "buttons_context", UI_EMBOSS);
 299         layout= uiBlockLayout(block, UI_LAYOUT_HORIZONTAL, UI_LAYOUT_PANEL,
 300                 style->panelspace, h - (h-UI_UNIT_Y)/2, w, 20, style);
 301
 302         buttons_context_draw(C, layout);
 303
 304         uiBlockLayoutResolve(C, block, &x, &y);
 305         uiEndBlock(C, block);
 306
 307         /* draw */
 308         UI_SetTheme(SPACE_BUTS, RGN_TYPE_WINDOW); /* XXX */
 309
 310         UI_GetThemeColor3fv(TH_BACK, col);
 311         glClearColor(col[0], col[1], col[2], 0.0);
 312         glClear(GL_COLOR_BUFFER_BIT);
 313
 314         UI_view2d_totRect_set(v2d, x, -y);
 315         UI_view2d_view_ortho(C, v2d);
 316
 317         uiDrawBlock(C, block);
 318
 319         /* restore view matrix */
 320         UI_view2d_view_restore(C);
 321 }
 322 #endif
 323
 324 /* reused! */
 325 static void buttons_area_listener(ScrArea *sa, wmNotifier *wmn)
 326 {
 327         SpaceButs *sbuts= sa->spacedata.first;
 328
 329         /* context changes */
 330         switch(wmn->category) {
 331                 case NC_SCENE:
 332                         switch(wmn->data) {
 333                                 case ND_FRAME:
 334                                         ED_area_tag_redraw(sa);
 335                                         break;
 336
 337                                 case ND_OB_ACTIVE:
 338                                         ED_area_tag_redraw(sa);
 339                                         sbuts->preview= 1;
 340                                         break;
 341                         }
 342                         break;
 343                 case NC_OBJECT:
 344                         switch(wmn->data) {
 345                                 case ND_TRANSFORM:
 346                                 case ND_BONE_ACTIVE:
 347                                 case ND_BONE_SELECT:
 348                                 case ND_GEOM_SELECT:
 349                                         ED_area_tag_redraw(sa);
 350                                         break;
 351                                 case ND_SHADING:
 352                                 case ND_SHADING_DRAW:
 353                                         /* currently works by redraws... if preview is set, it (re)starts job */
 354                                         sbuts->preview= 1;
 355                                         break;
 356                         }
 357                         break;
 358                 case NC_MATERIAL:
 359                         ED_area_tag_redraw(sa);
 360
 361                         switch(wmn->data) {
 362                                 case ND_SHADING:
 363                                 case ND_SHADING_DRAW:
 364                                         /* currently works by redraws... if preview is set, it (re)starts job */
 365                                         sbuts->preview= 1;
 366                                         break;
 367                         }
 368                         break;
 369                 case NC_WORLD:
 370                         ED_area_tag_redraw(sa);
 371                         sbuts->preview= 1;
 372                 case NC_LAMP:
 373                         ED_area_tag_redraw(sa);
 374                         sbuts->preview= 1;
 375                 case NC_TEXTURE:
 376                         ED_area_tag_redraw(sa);
 377                         sbuts->preview= 1;
 378         }
 379 }
 380
 381 /* only called once, from space/spacetypes.c */
 382 void ED_spacetype_buttons(void)
 383 {
 384         SpaceType *st= MEM_callocN(sizeof(SpaceType), "spacetype buttons");
 385         ARegionType *art;
 386
 387         st->spaceid= SPACE_BUTS;
 388
 389         st->new= buttons_new;
 390         st->free= buttons_free;
 391         st->init= buttons_init;
 392         st->duplicate= buttons_duplicate;
 393         st->operatortypes= buttons_operatortypes;
 394         st->keymap= buttons_keymap;
 395         st->listener= buttons_area_listener;
 396         st->context= buttons_context;
 397
 398         /* regions: main window */
 399         art= MEM_callocN(sizeof(ARegionType), "spacetype buttons region");
 400         art->regionid = RGN_TYPE_WINDOW;
 401         art->init= buttons_main_area_init;
 402         art->draw= buttons_main_area_draw;
 403         art->keymapflag= ED_KEYMAP_UI|ED_KEYMAP_FRAMES;
 404         BLI_addhead(&st->regiontypes, art);
 405
 406         buttons_context_register(art);
 407
 408         /* regions: header */
 409         art= MEM_callocN(sizeof(ARegionType), "spacetype buttons region");
 410         art->regionid = RGN_TYPE_HEADER;
 411         art->minsizey= HEADERY;
 412         art->keymapflag= ED_KEYMAP_UI|ED_KEYMAP_VIEW2D|ED_KEYMAP_FRAMES;
 413
 414         art->init= buttons_header_area_init;
 415         art->draw= buttons_header_area_draw;
 416         BLI_addhead(&st->regiontypes, art);
 417
 418 #if 0
 419         /* regions: context */
 420         art= MEM_callocN(sizeof(ARegionType), "spacetype buttons region");
 421         art->regionid = RGN_TYPE_CHANNELS;
 422         art->minsizey= CONTEXTY;
 423         art->keymapflag= ED_KEYMAP_UI|ED_KEYMAP_FRAMES;
 424         art->init= buttons_context_area_init;
 425         art->draw= buttons_context_area_draw;;
 426         art->listener= buttons_area_listener;
 427
 428         BLI_addhead(&st->regiontypes, art);
 429 #endif
 430
 431         BKE_spacetype_register(st);
 432 }
 433