/* Copyright (c) 1997-2001 Miller Puckette and others. * For information on usage and redistribution, and for a DISCLAIMER OF ALL * WARRANTIES, see the file, "LICENSE.txt," in this distribution. */ /* this file defines the "glist" class, also known as "canvas" (the two used to be different but are now unified except for some fossilized names.) */ #include #include #include "m_pd.h" #include "m_imp.h" #include "s_stuff.h" #include "g_canvas.h" #include #include "g_all_guis.h" /* LATER consider adding font size to this struct (see glist_getfont()) */ struct _canvasenvironment { t_symbol *ce_dir; /* directory patch lives in */ int ce_argc; /* number of "$" arguments */ t_atom *ce_argv; /* array of "$" arguments */ int ce_dollarzero; /* value of "$0" */ t_namelist *ce_path; /* search path */ }; #define GLIST_DEFCANVASWIDTH 450 #define GLIST_DEFCANVASHEIGHT 300 #ifdef __APPLE__ #define GLIST_DEFCANVASYLOC 22 #else #define GLIST_DEFCANVASYLOC 0 #endif /* ---------------------- variables --------------------------- */ extern t_pd *newest; t_class *canvas_class; int canvas_dspstate; /* whether DSP is on or off */ t_canvas *canvas_editing; /* last canvas to start text edting */ t_canvas *canvas_whichfind; /* last canvas we did a find in */ t_canvas *canvas_list; /* list of all root canvases */ /* ------------------ forward function declarations --------------- */ static void canvas_start_dsp(void); static void canvas_stop_dsp(void); static void canvas_drawlines(t_canvas *x); static void canvas_dosetbounds(t_canvas *x, int x1, int y1, int x2, int y2); void canvas_reflecttitle(t_canvas *x); static void canvas_addtolist(t_canvas *x); static void canvas_takeofflist(t_canvas *x); static void canvas_pop(t_canvas *x, t_floatarg fvis); /* --------- functions to handle the canvas environment ----------- */ static t_symbol *canvas_newfilename = &s_; static t_symbol *canvas_newdirectory = &s_; static int canvas_newargc; static t_atom *canvas_newargv; /* maintain the list of visible toplevels for the GUI's "windows" menu */ void canvas_updatewindowlist( void) { if (! glist_amreloadingabstractions) /* not if we're in a reload */ sys_gui("::pd_menus::update_window_menu\n"); } /* add a glist the list of "root" canvases (toplevels without parents.) */ static void canvas_addtolist(t_canvas *x) { x->gl_next = canvas_list; canvas_list = x; } static void canvas_takeofflist(t_canvas *x) { /* take it off the window list */ if (x == canvas_list) canvas_list = x->gl_next; else { t_canvas *z; for (z = canvas_list; z->gl_next != x; z = z->gl_next) ; z->gl_next = x->gl_next; } } void canvas_setargs(int argc, t_atom *argv) { /* if there's an old one lying around free it here. This happens if an abstraction is loaded but never gets as far as calling canvas_new(). */ if (canvas_newargv) freebytes(canvas_newargv, canvas_newargc * sizeof(t_atom)); canvas_newargc = argc; canvas_newargv = copybytes(argv, argc * sizeof(t_atom)); } void glob_setfilename(void *dummy, t_symbol *filesym, t_symbol *dirsym) { canvas_newfilename = filesym; canvas_newdirectory = dirsym; } t_canvas *canvas_getcurrent(void) { return ((t_canvas *)pd_findbyclass(&s__X, canvas_class)); } void canvas_setcurrent(t_canvas *x) { pd_pushsym(&x->gl_pd); } void canvas_unsetcurrent(t_canvas *x) { pd_popsym(&x->gl_pd); } t_canvasenvironment *canvas_getenv(t_canvas *x) { if (!x) bug("canvas_getenv"); while (!x->gl_env) if (!(x = x->gl_owner)) bug("t_canvasenvironment"); return (x->gl_env); } int canvas_getdollarzero( void) { t_canvas *x = canvas_getcurrent(); t_canvasenvironment *env = (x ? canvas_getenv(x) : 0); if (env) return (env->ce_dollarzero); else return (0); } void canvas_getargs(int *argcp, t_atom **argvp) { t_canvasenvironment *e = canvas_getenv(canvas_getcurrent()); *argcp = e->ce_argc; *argvp = e->ce_argv; } t_symbol *canvas_realizedollar(t_canvas *x, t_symbol *s) { t_symbol *ret; char *name = s->s_name; if (strchr(name, '$')) { t_canvasenvironment *env = canvas_getenv(x); canvas_setcurrent(x); ret = binbuf_realizedollsym(s, env->ce_argc, env->ce_argv, 1); canvas_unsetcurrent(x); } else ret = s; return (ret); } t_symbol *canvas_getcurrentdir(void) { t_canvasenvironment *e = canvas_getenv(canvas_getcurrent()); return (e->ce_dir); } t_symbol *canvas_getdir(t_canvas *x) { t_canvasenvironment *e = canvas_getenv(x); return (e->ce_dir); } void canvas_makefilename(t_canvas *x, char *file, char *result, int resultsize) { char *dir = canvas_getenv(x)->ce_dir->s_name; if (file[0] == '/' || (file[0] && file[1] == ':') || !*dir) { strncpy(result, file, resultsize); result[resultsize-1] = 0; } else { int nleft; strncpy(result, dir, resultsize); result[resultsize-1] = 0; nleft = resultsize - strlen(result) - 1; if (nleft <= 0) return; strcat(result, "/"); strncat(result, file, nleft); result[resultsize-1] = 0; } } void canvas_rename(t_canvas *x, t_symbol *s, t_symbol *dir) { if (strcmp(x->gl_name->s_name, "Pd")) pd_unbind(&x->gl_pd, canvas_makebindsym(x->gl_name)); x->gl_name = s; if (strcmp(x->gl_name->s_name, "Pd")) pd_bind(&x->gl_pd, canvas_makebindsym(x->gl_name)); if (x->gl_havewindow) canvas_reflecttitle(x); if (dir && dir != &s_) { t_canvasenvironment *e = canvas_getenv(x); e->ce_dir = dir; } } /* --------------- traversing the set of lines in a canvas ----------- */ int canvas_getindex(t_canvas *x, t_gobj *y) { t_gobj *y2; int indexno; for (indexno = 0, y2 = x->gl_list; y2 && y2 != y; y2 = y2->g_next) indexno++; return (indexno); } void linetraverser_start(t_linetraverser *t, t_canvas *x) { t->tr_ob = 0; t->tr_x = x; t->tr_nextoc = 0; t->tr_nextoutno = t->tr_nout = 0; } t_outconnect *linetraverser_next(t_linetraverser *t) { t_outconnect *rval = t->tr_nextoc; int outno; while (!rval) { outno = t->tr_nextoutno; while (outno == t->tr_nout) { t_gobj *y; t_object *ob = 0; if (!t->tr_ob) y = t->tr_x->gl_list; else y = t->tr_ob->ob_g.g_next; for (; y; y = y->g_next) if (ob = pd_checkobject(&y->g_pd)) break; if (!ob) return (0); t->tr_ob = ob; t->tr_nout = obj_noutlets(ob); outno = 0; if (glist_isvisible(t->tr_x)) gobj_getrect(y, t->tr_x, &t->tr_x11, &t->tr_y11, &t->tr_x12, &t->tr_y12); else t->tr_x11 = t->tr_y11 = t->tr_x12 = t->tr_y12 = 0; } t->tr_nextoutno = outno + 1; rval = obj_starttraverseoutlet(t->tr_ob, &t->tr_outlet, outno); t->tr_outno = outno; } t->tr_nextoc = obj_nexttraverseoutlet(rval, &t->tr_ob2, &t->tr_inlet, &t->tr_inno); t->tr_nin = obj_ninlets(t->tr_ob2); if (!t->tr_nin) bug("drawline"); if (glist_isvisible(t->tr_x)) { int inplus = (t->tr_nin == 1 ? 1 : t->tr_nin - 1); int outplus = (t->tr_nout == 1 ? 1 : t->tr_nout - 1); gobj_getrect(&t->tr_ob2->ob_g, t->tr_x, &t->tr_x21, &t->tr_y21, &t->tr_x22, &t->tr_y22); t->tr_lx1 = t->tr_x11 + ((t->tr_x12 - t->tr_x11 - IOWIDTH) * t->tr_outno) / outplus + IOMIDDLE; t->tr_ly1 = t->tr_y12; t->tr_lx2 = t->tr_x21 + ((t->tr_x22 - t->tr_x21 - IOWIDTH) * t->tr_inno)/inplus + IOMIDDLE; t->tr_ly2 = t->tr_y21; } else { t->tr_x21 = t->tr_y21 = t->tr_x22 = t->tr_y22 = 0; t->tr_lx1 = t->tr_ly1 = t->tr_lx2 = t->tr_ly2 = 0; } return (rval); } void linetraverser_skipobject(t_linetraverser *t) { t->tr_nextoc = 0; t->tr_nextoutno = t->tr_nout; } /* -------------------- the canvas object -------------------------- */ int glist_valid = 10000; void glist_init(t_glist *x) { /* zero out everyone except "pd" field */ memset(((char *)x) + sizeof(x->gl_pd), 0, sizeof(*x) - sizeof(x->gl_pd)); x->gl_stub = gstub_new(x, 0); x->gl_valid = ++glist_valid; x->gl_xlabel = (t_symbol **)t_getbytes(0); x->gl_ylabel = (t_symbol **)t_getbytes(0); } /* make a new glist. It will either be a "root" canvas or else it appears as a "text" object in another window (canvas_getcurrnet() tells us which.) */ t_canvas *canvas_new(void *dummy, t_symbol *sel, int argc, t_atom *argv) { t_canvas *x = (t_canvas *)pd_new(canvas_class); t_canvas *owner = canvas_getcurrent(); t_symbol *s = &s_; int vis = 0, width = GLIST_DEFCANVASWIDTH, height = GLIST_DEFCANVASHEIGHT; int xloc = 0, yloc = GLIST_DEFCANVASYLOC; int font = (owner ? owner->gl_font : sys_defaultfont); glist_init(x); x->gl_obj.te_type = T_OBJECT; if (!owner) canvas_addtolist(x); /* post("canvas %lx, owner %lx", x, owner); */ if (argc == 5) /* toplevel: x, y, w, h, font */ { xloc = atom_getintarg(0, argc, argv); yloc = atom_getintarg(1, argc, argv); width = atom_getintarg(2, argc, argv); height = atom_getintarg(3, argc, argv); font = atom_getintarg(4, argc, argv); } else if (argc == 6) /* subwindow: x, y, w, h, name, vis */ { xloc = atom_getintarg(0, argc, argv); yloc = atom_getintarg(1, argc, argv); width = atom_getintarg(2, argc, argv); height = atom_getintarg(3, argc, argv); s = atom_getsymbolarg(4, argc, argv); vis = atom_getintarg(5, argc, argv); } /* (otherwise assume we're being created from the menu.) */ if (canvas_newdirectory->s_name[0]) { static int dollarzero = 1000; t_canvasenvironment *env = x->gl_env = (t_canvasenvironment *)getbytes(sizeof(*x->gl_env)); if (!canvas_newargv) canvas_newargv = getbytes(0); env->ce_dir = canvas_newdirectory; env->ce_argc = canvas_newargc; env->ce_argv = canvas_newargv; env->ce_dollarzero = dollarzero++; env->ce_path = 0; canvas_newdirectory = &s_; canvas_newargc = 0; canvas_newargv = 0; } else x->gl_env = 0; if (yloc < GLIST_DEFCANVASYLOC) yloc = GLIST_DEFCANVASYLOC; if (xloc < 0) xloc = 0; x->gl_x1 = 0; x->gl_y1 = 0; x->gl_x2 = 1; x->gl_y2 = 1; canvas_dosetbounds(x, xloc, yloc, xloc + width, yloc + height); x->gl_owner = owner; x->gl_name = (*s->s_name ? s : (canvas_newfilename ? canvas_newfilename : gensym("Pd"))); if (strcmp(x->gl_name->s_name, "Pd")) pd_bind(&x->gl_pd, canvas_makebindsym(x->gl_name)); x->gl_loading = 1; x->gl_goprect = 0; /* no GOP rectangle unless it's turned on later */ /* cancel "vis" flag if we're a subpatch of an abstraction inside another patch. A separate mechanism prevents the toplevel abstraction from showing up. */ if (vis && gensym("#X")->s_thing && ((*gensym("#X")->s_thing) == canvas_class)) { t_canvas *zzz = (t_canvas *)(gensym("#X")->s_thing); while (zzz && !zzz->gl_env) zzz = zzz->gl_owner; if (zzz && canvas_isabstraction(zzz) && zzz->gl_owner) vis = 0; } x->gl_willvis = vis; x->gl_edit = !strncmp(x->gl_name->s_name, "Untitled", 8); x->gl_font = sys_nearestfontsize(font); pd_pushsym(&x->gl_pd); return(x); } void canvas_setgraph(t_glist *x, int flag, int nogoprect); static void canvas_coords(t_glist *x, t_symbol *s, int argc, t_atom *argv) { x->gl_x1 = atom_getfloatarg(0, argc, argv); x->gl_y1 = atom_getfloatarg(1, argc, argv); x->gl_x2 = atom_getfloatarg(2, argc, argv); x->gl_y2 = atom_getfloatarg(3, argc, argv); x->gl_pixwidth = atom_getintarg(4, argc, argv); x->gl_pixheight = atom_getintarg(5, argc, argv); if (argc <= 7) canvas_setgraph(x, atom_getintarg(6, argc, argv), 1); else { x->gl_xmargin = atom_getintarg(7, argc, argv); x->gl_ymargin = atom_getintarg(8, argc, argv); canvas_setgraph(x, atom_getintarg(6, argc, argv), 0); } } /* make a new glist and add it to this glist. It will appear as a "graph", not a text object. */ t_glist *glist_addglist(t_glist *g, t_symbol *sym, t_float x1, t_float y1, t_float x2, t_float y2, t_float px1, t_float py1, t_float px2, t_float py2) { static int gcount = 0; int zz; int menu = 0; char *str; t_glist *x = (t_glist *)pd_new(canvas_class); glist_init(x); x->gl_obj.te_type = T_OBJECT; if (!*sym->s_name) { char buf[40]; sprintf(buf, "graph%d", ++gcount); sym = gensym(buf); menu = 1; } else if (!strncmp((str = sym->s_name), "graph", 5) && (zz = atoi(str + 5)) > gcount) gcount = zz; /* in 0.34 and earlier, the pixel rectangle and the y bounds were reversed; this would behave the same, except that the dialog window would be confusing. The "correct" way is to have "py1" be the value that is higher on the screen. */ if (py2 < py1) { t_float zz; zz = y2; y2 = y1; y1 = zz; zz = py2; py2 = py1; py1 = zz; } if (x1 == x2 || y1 == y2) x1 = 0, x2 = 100, y1 = 1, y2 = -1; if (px1 >= px2 || py1 >= py2) px1 = 100, py1 = 20, px2 = 100 + GLIST_DEFGRAPHWIDTH, py2 = 20 + GLIST_DEFGRAPHHEIGHT; x->gl_name = sym; x->gl_x1 = x1; x->gl_x2 = x2; x->gl_y1 = y1; x->gl_y2 = y2; x->gl_obj.te_xpix = px1; x->gl_obj.te_ypix = py1; x->gl_pixwidth = px2 - px1; x->gl_pixheight = py2 - py1; x->gl_font = (canvas_getcurrent() ? canvas_getcurrent()->gl_font : sys_defaultfont); x->gl_screenx1 = x->gl_screeny1 = 0; x->gl_screenx2 = 450; x->gl_screeny2 = 300; if (strcmp(x->gl_name->s_name, "Pd")) pd_bind(&x->gl_pd, canvas_makebindsym(x->gl_name)); x->gl_owner = g; x->gl_isgraph = 1; x->gl_goprect = 0; x->gl_obj.te_binbuf = binbuf_new(); binbuf_addv(x->gl_obj.te_binbuf, "s", gensym("graph")); if (!menu) pd_pushsym(&x->gl_pd); glist_add(g, &x->gl_gobj); return (x); } /* call glist_addglist from a Pd message */ void glist_glist(t_glist *g, t_symbol *s, int argc, t_atom *argv) { t_symbol *sym = atom_getsymbolarg(0, argc, argv); t_float x1 = atom_getfloatarg(1, argc, argv); t_float y1 = atom_getfloatarg(2, argc, argv); t_float x2 = atom_getfloatarg(3, argc, argv); t_float y2 = atom_getfloatarg(4, argc, argv); t_float px1 = atom_getfloatarg(5, argc, argv); t_float py1 = atom_getfloatarg(6, argc, argv); t_float px2 = atom_getfloatarg(7, argc, argv); t_float py2 = atom_getfloatarg(8, argc, argv); glist_addglist(g, sym, x1, y1, x2, y2, px1, py1, px2, py2); } /* return true if the glist should appear as a graph on parent; otherwise it appears as a text box. */ int glist_isgraph(t_glist *x) { return (x->gl_isgraph|(x->gl_hidetext<<1)); } /* This is sent from the GUI to inform a toplevel that its window has been moved or resized. */ static void canvas_setbounds(t_canvas *x, t_float left, t_float top, t_float right, t_float bottom) { canvas_dosetbounds(x, (int)left, (int)top, (int)right, (int)bottom); } /* this is the internal version using ints */ static void canvas_dosetbounds(t_canvas *x, int x1, int y1, int x2, int y2) { int heightwas = y2 - y1; int heightchange = y2 - y1 - (x->gl_screeny2 - x->gl_screeny1); if (x->gl_screenx1 == x1 && x->gl_screeny1 == y1 && x->gl_screenx2 == x2 && x->gl_screeny2 == y2) return; x->gl_screenx1 = x1; x->gl_screeny1 = y1; x->gl_screenx2 = x2; x->gl_screeny2 = y2; if (!glist_isgraph(x) && (x->gl_y2 < x->gl_y1)) { /* if it's flipped so that y grows upward, fix so that zero is bottom edge and redraw. This is only appropriate if we're a regular "text" object on the parent. */ t_float diff = x->gl_y1 - x->gl_y2; t_gobj *y; x->gl_y1 = heightwas * diff; x->gl_y2 = x->gl_y1 - diff; /* and move text objects accordingly; they should stick to the bottom, not the top. */ for (y = x->gl_list; y; y = y->g_next) if (pd_checkobject(&y->g_pd)) gobj_displace(y, x, 0, heightchange); canvas_redraw(x); } } t_symbol *canvas_makebindsym(t_symbol *s) { char buf[MAXPDSTRING]; strcpy(buf, "pd-"); strcat(buf, s->s_name); return (gensym(buf)); } void canvas_reflecttitle(t_canvas *x) { char namebuf[MAXPDSTRING]; t_canvasenvironment *env = canvas_getenv(x); if (env->ce_argc) { int i; strcpy(namebuf, " ("); for (i = 0; i < env->ce_argc; i++) { if (strlen(namebuf) > MAXPDSTRING/2 - 5) break; if (i != 0) strcat(namebuf, " "); atom_string(&env->ce_argv[i], namebuf + strlen(namebuf), MAXPDSTRING/2); } strcat(namebuf, ")"); } else namebuf[0] = 0; sys_vgui("pdtk_canvas_reflecttitle .x%lx {%s} {%s} {%s} %d\n", x, canvas_getdir(x)->s_name, x->gl_name->s_name, namebuf, x->gl_dirty); } /* mark a glist dirty or clean */ void canvas_dirty(t_canvas *x, t_floatarg n) { t_canvas *x2 = canvas_getrootfor(x); if (glist_amreloadingabstractions) return; if ((unsigned)n != x2->gl_dirty) { x2->gl_dirty = n; if (x2->gl_havewindow) canvas_reflecttitle(x2); } } void canvas_drawredrect(t_canvas *x, int doit) { if (doit) sys_vgui(".x%lx.c create line\ %d %d %d %d %d %d %d %d %d %d -fill #ff8080 -tags GOP\n", glist_getcanvas(x), x->gl_xmargin, x->gl_ymargin, x->gl_xmargin + x->gl_pixwidth, x->gl_ymargin, x->gl_xmargin + x->gl_pixwidth, x->gl_ymargin + x->gl_pixheight, x->gl_xmargin, x->gl_ymargin + x->gl_pixheight, x->gl_xmargin, x->gl_ymargin); else sys_vgui(".x%lx.c delete GOP\n", glist_getcanvas(x)); } /* the window becomes "mapped" (visible and not miniaturized) or "unmapped" (either miniaturized or just plain gone.) This should be called from the GUI after the fact to "notify" us that we're mapped. */ void canvas_map(t_canvas *x, t_floatarg f) { int flag = (f != 0); t_gobj *y; if (flag) { if (!glist_isvisible(x)) { t_selection *sel; if (!x->gl_havewindow) { bug("canvas_map"); canvas_vis(x, 1); } for (y = x->gl_list; y; y = y->g_next) gobj_vis(y, x, 1); for (sel = x->gl_editor->e_selection; sel; sel = sel->sel_next) gobj_select(sel->sel_what, x, 1); x->gl_mapped = 1; canvas_drawlines(x); if (x->gl_isgraph && x->gl_goprect) canvas_drawredrect(x, 1); sys_vgui("pdtk_canvas_getscroll .x%lx.c\n", x); } } else { if (glist_isvisible(x)) { /* just clear out the whole canvas */ sys_vgui(".x%lx.c delete all\n", x); x->gl_mapped = 0; } } } void canvas_redraw(t_canvas *x) { if (glist_isvisible(x)) { canvas_map(x, 0); canvas_map(x, 1); } } /* we call this on a non-toplevel glist to "open" it into its own window. */ void glist_menu_open(t_glist *x) { if (glist_isvisible(x) && !glist_istoplevel(x)) { t_glist *gl2 = x->gl_owner; if (!gl2) bug("glist_menu_open"); /* shouldn't happen but not dangerous */ else { /* erase ourself in parent window */ gobj_vis(&x->gl_gobj, gl2, 0); /* get rid of our editor (and subeditors) */ if (x->gl_editor) canvas_destroy_editor(x); x->gl_havewindow = 1; /* redraw ourself in parent window (blanked out this time) */ gobj_vis(&x->gl_gobj, gl2, 1); } } canvas_vis(x, 1); } int glist_isvisible(t_glist *x) { return ((!x->gl_loading) && glist_getcanvas(x)->gl_mapped); } int glist_istoplevel(t_glist *x) { /* we consider a graph "toplevel" if it has its own window or if it appears as a box in its parent window so that we don't draw the actual contents there. */ return (x->gl_havewindow || !x->gl_isgraph); } int glist_getfont(t_glist *x) { while (!x->gl_env) if (!(x = x->gl_owner)) bug("t_canvasenvironment"); return (x->gl_font); } void canvas_free(t_canvas *x) { t_gobj *y; int dspstate = canvas_suspend_dsp(); canvas_noundo(x); if (canvas_editing == x) canvas_editing = 0; if (canvas_whichfind == x) canvas_whichfind = 0; glist_noselect(x); while (y = x->gl_list) glist_delete(x, y); if (x == glist_getcanvas(x)) canvas_vis(x, 0); if (strcmp(x->gl_name->s_name, "Pd")) pd_unbind(&x->gl_pd, canvas_makebindsym(x->gl_name)); if (x->gl_env) { freebytes(x->gl_env->ce_argv, x->gl_env->ce_argc * sizeof(t_atom)); freebytes(x->gl_env, sizeof(*x->gl_env)); } canvas_resume_dsp(dspstate); glist_cleanup(x); gfxstub_deleteforkey(x); /* probably unnecessary */ if (!x->gl_owner) canvas_takeofflist(x); } /* ----------------- lines ---------- */ static void canvas_drawlines(t_canvas *x) { t_linetraverser t; t_outconnect *oc; { linetraverser_start(&t, x); while (oc = linetraverser_next(&t)) sys_vgui(".x%lx.c create line %d %d %d %d -width %d -tags [list l%lx cord]\n", glist_getcanvas(x), t.tr_lx1, t.tr_ly1, t.tr_lx2, t.tr_ly2, (outlet_getsymbol(t.tr_outlet) == &s_signal ? 2:1), oc); } } void canvas_fixlinesfor(t_canvas *x, t_text *text) { t_linetraverser t; t_outconnect *oc; linetraverser_start(&t, x); while (oc = linetraverser_next(&t)) { if (t.tr_ob == text || t.tr_ob2 == text) { sys_vgui(".x%lx.c coords l%lx %d %d %d %d\n", glist_getcanvas(x), oc, t.tr_lx1, t.tr_ly1, t.tr_lx2, t.tr_ly2); } } } /* kill all lines for the object */ void canvas_deletelinesfor(t_canvas *x, t_text *text) { t_linetraverser t; t_outconnect *oc; linetraverser_start(&t, x); while (oc = linetraverser_next(&t)) { if (t.tr_ob == text || t.tr_ob2 == text) { if (x->gl_editor) { sys_vgui(".x%lx.c delete l%lx\n", glist_getcanvas(x), oc); } obj_disconnect(t.tr_ob, t.tr_outno, t.tr_ob2, t.tr_inno); } } } /* kill all lines for one inlet or outlet */ void canvas_deletelinesforio(t_canvas *x, t_text *text, t_inlet *inp, t_outlet *outp) { t_linetraverser t; t_outconnect *oc; linetraverser_start(&t, x); while (oc = linetraverser_next(&t)) { if ((t.tr_ob == text && t.tr_outlet == outp) || (t.tr_ob2 == text && t.tr_inlet == inp)) { if (x->gl_editor) { sys_vgui(".x%lx.c delete l%lx\n", glist_getcanvas(x), oc); } obj_disconnect(t.tr_ob, t.tr_outno, t.tr_ob2, t.tr_inno); } } } static void canvas_pop(t_canvas *x, t_floatarg fvis) { if (fvis != 0) canvas_vis(x, 1); pd_popsym(&x->gl_pd); canvas_resortinlets(x); canvas_resortoutlets(x); x->gl_loading = 0; } void canvas_objfor(t_glist *gl, t_text *x, int argc, t_atom *argv); void canvas_restore(t_canvas *x, t_symbol *s, int argc, t_atom *argv) { t_pd *z; if (argc > 3) { t_atom *ap=argv+3; if (ap->a_type == A_SYMBOL) { t_canvasenvironment *e = canvas_getenv(canvas_getcurrent()); canvas_rename(x, binbuf_realizedollsym(ap->a_w.w_symbol, e->ce_argc, e->ce_argv, 1), 0); } } canvas_pop(x, x->gl_willvis); if (!(z = gensym("#X")->s_thing)) error("canvas_restore: out of context"); else if (*z != canvas_class) error("canvas_restore: wasn't a canvas"); else { t_canvas *x2 = (t_canvas *)z; x->gl_owner = x2; canvas_objfor(x2, &x->gl_obj, argc, argv); } } static void canvas_loadbangabstractions(t_canvas *x) { t_gobj *y; t_symbol *s = gensym("loadbang"); for (y = x->gl_list; y; y = y->g_next) if (pd_class(&y->g_pd) == canvas_class) { if (canvas_isabstraction((t_canvas *)y)) canvas_loadbang((t_canvas *)y); else canvas_loadbangabstractions((t_canvas *)y); } } void canvas_loadbangsubpatches(t_canvas *x) { t_gobj *y; t_symbol *s = gensym("loadbang"); for (y = x->gl_list; y; y = y->g_next) if (pd_class(&y->g_pd) == canvas_class) { if (!canvas_isabstraction((t_canvas *)y)) canvas_loadbangsubpatches((t_canvas *)y); } for (y = x->gl_list; y; y = y->g_next) if ((pd_class(&y->g_pd) != canvas_class) && zgetfn(&y->g_pd, s)) pd_vmess(&y->g_pd, s, ""); } void canvas_loadbang(t_canvas *x) { t_gobj *y; canvas_loadbangabstractions(x); canvas_loadbangsubpatches(x); } /* no longer used by 'pd-gui', but kept here for backwards compatibility. The * new method calls canvas_setbounds() directly. */ static void canvas_relocate(t_canvas *x, t_symbol *canvasgeom, t_symbol *topgeom) { int cxpix, cypix, cw, ch, txpix, typix, tw, th; if (sscanf(canvasgeom->s_name, "%dx%d+%d+%d", &cw, &ch, &cxpix, &cypix) < 4 || sscanf(topgeom->s_name, "%dx%d+%d+%d", &tw, &th, &txpix, &typix) < 4) bug("canvas_relocate"); /* for some reason this is initially called with cw=ch=1 so we just suppress that here. */ if (cw > 5 && ch > 5) canvas_dosetbounds(x, txpix, typix, txpix + cw, typix + ch); } void canvas_popabstraction(t_canvas *x) { newest = &x->gl_pd; pd_popsym(&x->gl_pd); x->gl_loading = 0; canvas_resortinlets(x); canvas_resortoutlets(x); } void canvas_logerror(t_object *y) { #ifdef LATER canvas_vis(x, 1); if (!glist_isselected(x, &y->ob_g)) glist_select(x, &y->ob_g); #endif } /* -------------------------- subcanvases ---------------------- */ static void *subcanvas_new(t_symbol *s) { t_atom a[6]; t_canvas *x, *z = canvas_getcurrent(); if (!*s->s_name) s = gensym("/SUBPATCH/"); SETFLOAT(a, 0); SETFLOAT(a+1, GLIST_DEFCANVASYLOC); SETFLOAT(a+2, GLIST_DEFCANVASWIDTH); SETFLOAT(a+3, GLIST_DEFCANVASHEIGHT); SETSYMBOL(a+4, s); SETFLOAT(a+5, 1); x = canvas_new(0, 0, 6, a); x->gl_owner = z; canvas_pop(x, 1); return (x); } static void canvas_click(t_canvas *x, t_floatarg xpos, t_floatarg ypos, t_floatarg shift, t_floatarg ctrl, t_floatarg alt) { canvas_vis(x, 1); } /* find out from subcanvas contents how much to fatten the box */ void canvas_fattensub(t_canvas *x, int *xp1, int *yp1, int *xp2, int *yp2) { t_gobj *y; *xp2 += 50; /* fake for now */ *yp2 += 50; } static void canvas_rename_method(t_canvas *x, t_symbol *s, int ac, t_atom *av) { if (ac && av->a_type == A_SYMBOL) canvas_rename(x, av->a_w.w_symbol, 0); else if (ac && av->a_type == A_DOLLSYM) { t_canvasenvironment *e = canvas_getenv(x); canvas_setcurrent(x); canvas_rename(x, binbuf_realizedollsym(av->a_w.w_symbol, e->ce_argc, e->ce_argv, 1), 0); canvas_unsetcurrent(x); } else canvas_rename(x, gensym("Pd"), 0); } /* ------------------ table ---------------------------*/ static int tabcount = 0; static void *table_new(t_symbol *s, t_floatarg f) { t_atom a[9]; t_glist *gl; t_canvas *x, *z = canvas_getcurrent(); if (s == &s_) { char tabname[255]; t_symbol *t = gensym("table"); sprintf(tabname, "%s%d", t->s_name, tabcount++); s = gensym(tabname); } if (f <= 1) f = 100; SETFLOAT(a, 0); SETFLOAT(a+1, GLIST_DEFCANVASYLOC); SETFLOAT(a+2, 600); SETFLOAT(a+3, 400); SETSYMBOL(a+4, s); SETFLOAT(a+5, 0); x = canvas_new(0, 0, 6, a); x->gl_owner = z; /* create a graph for the table */ gl = glist_addglist((t_glist*)x, &s_, 0, -1, (f > 1 ? f-1 : 1), 1, 50, 350, 550, 50); graph_array(gl, s, &s_float, f, 0); canvas_pop(x, 0); return (x); } /* return true if the "canvas" object is an abstraction (so we don't save its contents, fogr example.) */ int canvas_isabstraction(t_canvas *x) { return (x->gl_env != 0); } /* return true if the "canvas" object is a "table". */ int canvas_istable(t_canvas *x) { t_atom *argv = (x->gl_obj.te_binbuf? binbuf_getvec(x->gl_obj.te_binbuf):0); int argc = (x->gl_obj.te_binbuf? binbuf_getnatom(x->gl_obj.te_binbuf) : 0); int istable = (argc && argv[0].a_type == A_SYMBOL && argv[0].a_w.w_symbol == gensym("table")); return (istable); } /* return true if the "canvas" object should be treated as a text object. This is true for abstractions but also for "table"s... */ /* JMZ: add a flag to gop-abstractions to hide the title */ int canvas_showtext(t_canvas *x) { t_atom *argv = (x->gl_obj.te_binbuf? binbuf_getvec(x->gl_obj.te_binbuf):0); int argc = (x->gl_obj.te_binbuf? binbuf_getnatom(x->gl_obj.te_binbuf) : 0); int isarray = (argc && argv[0].a_type == A_SYMBOL && argv[0].a_w.w_symbol == gensym("graph")); if(x->gl_hidetext) return 0; else return (!isarray); } /* get the document containing this canvas */ t_canvas *canvas_getrootfor(t_canvas *x) { if ((!x->gl_owner) || canvas_isabstraction(x)) return (x); else return (canvas_getrootfor(x->gl_owner)); } /* ------------------------- DSP chain handling ------------------------- */ EXTERN_STRUCT _dspcontext; #define t_dspcontext struct _dspcontext void ugen_start(void); void ugen_stop(void); t_dspcontext *ugen_start_graph(int toplevel, t_signal **sp, int ninlets, int noutlets); void ugen_add(t_dspcontext *dc, t_object *x); void ugen_connect(t_dspcontext *dc, t_object *x1, int outno, t_object *x2, int inno); void ugen_done_graph(t_dspcontext *dc); /* schedule one canvas for DSP. This is called below for all "root" canvases, but is also called from the "dsp" method for sub- canvases, which are treated almost like any other tilde object. */ static void canvas_dodsp(t_canvas *x, int toplevel, t_signal **sp) { t_linetraverser t; t_outconnect *oc; t_gobj *y; t_object *ob; t_symbol *dspsym = gensym("dsp"); t_dspcontext *dc; /* create a new "DSP graph" object to use in sorting this canvas. If we aren't toplevel, there are already other dspcontexts around. */ dc = ugen_start_graph(toplevel, sp, obj_nsiginlets(&x->gl_obj), obj_nsigoutlets(&x->gl_obj)); /* find all the "dsp" boxes and add them to the graph */ for (y = x->gl_list; y; y = y->g_next) if ((ob = pd_checkobject(&y->g_pd)) && zgetfn(&y->g_pd, dspsym)) ugen_add(dc, ob); /* ... and all dsp interconnections */ linetraverser_start(&t, x); while (oc = linetraverser_next(&t)) if (obj_issignaloutlet(t.tr_ob, t.tr_outno)) ugen_connect(dc, t.tr_ob, t.tr_outno, t.tr_ob2, t.tr_inno); /* finally, sort them and add them to the DSP chain */ ugen_done_graph(dc); } static void canvas_dsp(t_canvas *x, t_signal **sp) { canvas_dodsp(x, 0, sp); } /* this routine starts DSP for all root canvases. */ static void canvas_start_dsp(void) { t_canvas *x; if (canvas_dspstate) ugen_stop(); else sys_gui("pdtk_pd_dsp ON\n"); ugen_start(); for (x = canvas_list; x; x = x->gl_next) canvas_dodsp(x, 1, 0); canvas_dspstate = 1; } static void canvas_stop_dsp(void) { if (canvas_dspstate) { ugen_stop(); sys_gui("pdtk_pd_dsp OFF\n"); canvas_dspstate = 0; } } /* DSP can be suspended before, and resumed after, operations which might affect the DSP chain. For example, we suspend before loading and resume afterward, so that DSP doesn't get resorted for every DSP object int the patch. */ int canvas_suspend_dsp(void) { int rval = canvas_dspstate; if (rval) canvas_stop_dsp(); return (rval); } void canvas_resume_dsp(int oldstate) { if (oldstate) canvas_start_dsp(); } /* this is equivalent to suspending and resuming in one step. */ void canvas_update_dsp(void) { if (canvas_dspstate) canvas_start_dsp(); } void glob_dsp(void *dummy, t_symbol *s, int argc, t_atom *argv) { int newstate; if (argc) { newstate = atom_getintarg(0, argc, argv); if (newstate && !canvas_dspstate) { sys_set_audio_state(1); canvas_start_dsp(); } else if (!newstate && canvas_dspstate) { canvas_stop_dsp(); sys_set_audio_state(0); } } else post("dsp state %d", canvas_dspstate); } void *canvas_getblock(t_class *blockclass, t_canvas **canvasp) { t_canvas *canvas = *canvasp; t_gobj *g; void *ret = 0; for (g = canvas->gl_list; g; g = g->g_next) { if (g->g_pd == blockclass) ret = g; } *canvasp = canvas->gl_owner; return(ret); } /******************* redrawing data *********************/ /* redraw all "scalars" (do this if a drawing command is changed.) LATER we'll use the "template" information to select which ones we redraw. Action = 0 for redraw, 1 for draw only, 2 for erase. */ static void glist_redrawall(t_glist *gl, int action) { t_gobj *g; int vis = glist_isvisible(gl); for (g = gl->gl_list; g; g = g->g_next) { t_class *cl; if (vis && g->g_pd == scalar_class) { if (action == 1) { if (glist_isvisible(gl)) gobj_vis(g, gl, 1); } else if (action == 2) { if (glist_isvisible(gl)) gobj_vis(g, gl, 0); } else scalar_redraw((t_scalar *)g, gl); } else if (g->g_pd == canvas_class) glist_redrawall((t_glist *)g, action); } } /* public interface for above. */ void canvas_redrawallfortemplate(t_template *template, int action) { t_canvas *x; /* find all root canvases */ for (x = canvas_list; x; x = x->gl_next) glist_redrawall(x, action); } /* find the template defined by a canvas, and redraw all elements for that */ void canvas_redrawallfortemplatecanvas(t_canvas *x, int action) { t_gobj *g; t_template *tmpl; t_symbol *s1 = gensym("struct"); for (g = x->gl_list; g; g = g->g_next) { t_object *ob = pd_checkobject(&g->g_pd); t_atom *argv; if (!ob || ob->te_type != T_OBJECT || binbuf_getnatom(ob->te_binbuf) < 2) continue; argv = binbuf_getvec(ob->te_binbuf); if (argv[0].a_type != A_SYMBOL || argv[1].a_type != A_SYMBOL || argv[0].a_w.w_symbol != s1) continue; tmpl = template_findbyname(argv[1].a_w.w_symbol); canvas_redrawallfortemplate(tmpl, action); } canvas_redrawallfortemplate(0, action); } /* ------------------------------- declare ------------------------ */ /* put "declare" objects in a patch to tell it about the environment in which objects should be created in this canvas. This includes directories to search ("-path", "-stdpath") and object libraries to load ("-lib" and "-stdlib"). These must be set before the patch containing the "declare" object is filled in with its contents; so when the patch is saved, we throw early messages to the canvas to set the environment before any objects are created in it. */ static t_class *declare_class; typedef struct _declare { t_object x_obj; t_canvas *x_canvas; int x_useme; } t_declare; static void *declare_new(t_symbol *s, int argc, t_atom *argv) { t_declare *x = (t_declare *)pd_new(declare_class); x->x_useme = 1; x->x_canvas = canvas_getcurrent(); /* LATER update environment and/or load libraries */ return (x); } static void declare_free(t_declare *x) { x->x_useme = 0; /* LATER update environment */ } void canvas_savedeclarationsto(t_canvas *x, t_binbuf *b) { t_gobj *y; for (y = x->gl_list; y; y = y->g_next) { if (pd_class(&y->g_pd) == declare_class) { binbuf_addv(b, "s", gensym("#X")); binbuf_addbinbuf(b, ((t_declare *)y)->x_obj.te_binbuf); binbuf_addv(b, ";"); } else if (pd_class(&y->g_pd) == canvas_class) canvas_savedeclarationsto((t_canvas *)y, b); } } static void canvas_completepath(char *from, char *to, int bufsize) { if (sys_isabsolutepath(from)) { to[0] = '\0'; } else { // if not absolute path, append Pd lib dir strncpy(to, sys_libdir->s_name, bufsize-4); to[bufsize-3] = '\0'; strcat(to, "/"); } strncat(to, from, bufsize-strlen(to)); to[bufsize-1] = '\0'; } static void canvas_declare(t_canvas *x, t_symbol *s, int argc, t_atom *argv) { int i; t_canvasenvironment *e = canvas_getenv(x); #if 0 startpost("declare:: %s", s->s_name); postatom(argc, argv); endpost(); #endif for (i = 0; i < argc; i++) { char strbuf[MAXPDSTRING]; char *flag = atom_getsymbolarg(i, argc, argv)->s_name; if ((argc > i+1) && !strcmp(flag, "-path")) { e->ce_path = namelist_append(e->ce_path, atom_getsymbolarg(i+1, argc, argv)->s_name, 0); i++; } else if ((argc > i+1) && !strcmp(flag, "-stdpath")) { canvas_completepath(atom_getsymbolarg(i+1, argc, argv)->s_name, strbuf, MAXPDSTRING); e->ce_path = namelist_append(e->ce_path, strbuf, 0); i++; } else if ((argc > i+1) && !strcmp(flag, "-lib")) { sys_load_lib(x, atom_getsymbolarg(i+1, argc, argv)->s_name); i++; } else if ((argc > i+1) && !strcmp(flag, "-stdlib")) { canvas_completepath(atom_getsymbolarg(i+1, argc, argv)->s_name, strbuf, MAXPDSTRING); sys_load_lib(0, strbuf); i++; } else post("declare: %s: unknown declaration", flag); } } /* utility function to read a file, looking first down the canvas's search path (set with "declare" objects in the patch and recursively in calling patches), then down the system one. The filename is the concatenation of "name" and "ext". "Name" may be absolute, or may be relative with slashes. If anything can be opened, the true directory ais put in the buffer dirresult (provided by caller), which should be "size" bytes. The "nameresult" pointer will be set somewhere in the interior of "dirresult" and will give the file basename (with slashes trimmed). If "bin" is set a 'binary' open is attempted, otherwise ASCII (this only matters on Microsoft.) If "x" is zero, the file is sought in the directory "." or in the global path.*/ int canvas_open(t_canvas *x, const char *name, const char *ext, char *dirresult, char **nameresult, unsigned int size, int bin) { t_namelist *nl, thislist; int fd = -1; char listbuf[MAXPDSTRING]; t_canvas *y; /* first check if "name" is absolute (and if so, try to open) */ if (sys_open_absolute(name, ext, dirresult, nameresult, size, bin, &fd)) return (fd); /* otherwise "name" is relative; start trying in directories named in this and parent environments */ for (y = x; y; y = y->gl_owner) if (y->gl_env) { t_namelist *nl; t_canvas *x2 = x; char *dir; while (x2 && x2->gl_owner) x2 = x2->gl_owner; dir = (x2 ? canvas_getdir(x2)->s_name : "."); for (nl = y->gl_env->ce_path; nl; nl = nl->nl_next) { char realname[MAXPDSTRING]; if (sys_isabsolutepath(nl->nl_string)) { realname[0] = '\0'; } else { /* if not absolute path, append Pd lib dir */ strncpy(realname, dir, MAXPDSTRING); realname[MAXPDSTRING-3] = 0; strcat(realname, "/"); } strncat(realname, nl->nl_string, MAXPDSTRING-strlen(realname)); realname[MAXPDSTRING-1] = 0; if ((fd = sys_trytoopenone(realname, name, ext, dirresult, nameresult, size, bin)) >= 0) return (fd); } } return (open_via_path((x ? canvas_getdir(x)->s_name : "."), name, ext, dirresult, nameresult, size, bin)); } /* ------------------------------- setup routine ------------------------ */ /* why are some of these "glist" and others "canvas"? */ extern void glist_text(t_glist *x, t_symbol *s, int argc, t_atom *argv); extern void canvas_obj(t_glist *gl, t_symbol *s, int argc, t_atom *argv); extern void canvas_bng(t_glist *gl, t_symbol *s, int argc, t_atom *argv); extern void canvas_toggle(t_glist *gl, t_symbol *s, int argc, t_atom *argv); extern void canvas_vslider(t_glist *gl, t_symbol *s, int argc, t_atom *argv); extern void canvas_hslider(t_glist *gl, t_symbol *s, int argc, t_atom *argv); extern void canvas_vdial(t_glist *gl, t_symbol *s, int argc, t_atom *argv); /* old version... */ extern void canvas_hdial(t_glist *gl, t_symbol *s, int argc, t_atom *argv); extern void canvas_hdial(t_glist *gl, t_symbol *s, int argc, t_atom *argv); /* new version: */ extern void canvas_hradio(t_glist *gl, t_symbol *s, int argc, t_atom *argv); extern void canvas_vradio(t_glist *gl, t_symbol *s, int argc, t_atom *argv); extern void canvas_vumeter(t_glist *gl, t_symbol *s, int argc, t_atom *argv); extern void canvas_mycnv(t_glist *gl, t_symbol *s, int argc, t_atom *argv); extern void canvas_numbox(t_glist *gl, t_symbol *s, int argc, t_atom *argv); extern void canvas_msg(t_glist *gl, t_symbol *s, int argc, t_atom *argv); extern void canvas_floatatom(t_glist *gl, t_symbol *s, int argc, t_atom *argv); extern void canvas_symbolatom(t_glist *gl, t_symbol *s, int argc, t_atom *argv); extern void glist_scalar(t_glist *canvas, t_symbol *s, int argc, t_atom *argv); void g_graph_setup(void); void g_editor_setup(void); void g_readwrite_setup(void); extern void canvas_properties(t_gobj *z); void g_canvas_setup(void) { /* we prevent the user from typing "canvas" in an object box by sending 0 for a creator function. */ canvas_class = class_new(gensym("canvas"), 0, (t_method)canvas_free, sizeof(t_canvas), CLASS_NOINLET, 0); /* here is the real creator function, invoked in patch files by sending the "canvas" message to #N, which is bound to pd_camvasmaker. */ class_addmethod(pd_canvasmaker, (t_method)canvas_new, gensym("canvas"), A_GIMME, 0); class_addmethod(canvas_class, (t_method)canvas_restore, gensym("restore"), A_GIMME, 0); class_addmethod(canvas_class, (t_method)canvas_coords, gensym("coords"), A_GIMME, 0); /* -------------------------- objects ----------------------------- */ class_addmethod(canvas_class, (t_method)canvas_obj, gensym("obj"), A_GIMME, A_NULL); class_addmethod(canvas_class, (t_method)canvas_msg, gensym("msg"), A_GIMME, A_NULL); class_addmethod(canvas_class, (t_method)canvas_floatatom, gensym("floatatom"), A_GIMME, A_NULL); class_addmethod(canvas_class, (t_method)canvas_symbolatom, gensym("symbolatom"), A_GIMME, A_NULL); class_addmethod(canvas_class, (t_method)glist_text, gensym("text"), A_GIMME, A_NULL); class_addmethod(canvas_class, (t_method)glist_glist, gensym("graph"), A_GIMME, A_NULL); class_addmethod(canvas_class, (t_method)glist_scalar, gensym("scalar"), A_GIMME, A_NULL); /* -------------- IEMGUI: button, toggle, slider, etc. ------------ */ class_addmethod(canvas_class, (t_method)canvas_bng, gensym("bng"), A_GIMME, A_NULL); class_addmethod(canvas_class, (t_method)canvas_toggle, gensym("toggle"), A_GIMME, A_NULL); class_addmethod(canvas_class, (t_method)canvas_vslider, gensym("vslider"), A_GIMME, A_NULL); class_addmethod(canvas_class, (t_method)canvas_hslider, gensym("hslider"), A_GIMME, A_NULL); class_addmethod(canvas_class, (t_method)canvas_hdial, gensym("hdial"), A_GIMME, A_NULL); class_addmethod(canvas_class, (t_method)canvas_vdial, gensym("vdial"), A_GIMME, A_NULL); class_addmethod(canvas_class, (t_method)canvas_hradio, gensym("hradio"), A_GIMME, A_NULL); class_addmethod(canvas_class, (t_method)canvas_vradio, gensym("vradio"), A_GIMME, A_NULL); class_addmethod(canvas_class, (t_method)canvas_vumeter, gensym("vumeter"), A_GIMME, A_NULL); class_addmethod(canvas_class, (t_method)canvas_mycnv, gensym("mycnv"), A_GIMME, A_NULL); class_addmethod(canvas_class, (t_method)canvas_numbox, gensym("numbox"), A_GIMME, A_NULL); /* ------------------------ gui stuff --------------------------- */ class_addmethod(canvas_class, (t_method)canvas_pop, gensym("pop"), A_DEFFLOAT, A_NULL); class_addmethod(canvas_class, (t_method)canvas_loadbang, gensym("loadbang"), A_NULL); class_addmethod(canvas_class, (t_method)canvas_setbounds, gensym("setbounds"), A_FLOAT, A_FLOAT, A_FLOAT, A_FLOAT, A_NULL); class_addmethod(canvas_class, (t_method)canvas_relocate, gensym("relocate"), A_SYMBOL, A_SYMBOL, A_NULL); class_addmethod(canvas_class, (t_method)canvas_vis, gensym("vis"), A_FLOAT, A_NULL); class_addmethod(canvas_class, (t_method)glist_menu_open, gensym("menu-open"), A_NULL); class_addmethod(canvas_class, (t_method)canvas_map, gensym("map"), A_FLOAT, A_NULL); class_addmethod(canvas_class, (t_method)canvas_dirty, gensym("dirty"), A_FLOAT, A_NULL); class_setpropertiesfn(canvas_class, (t_propertiesfn)canvas_properties); /* ---------------------- list handling ------------------------ */ class_addmethod(canvas_class, (t_method)glist_clear, gensym("clear"), A_NULL); /* ----- subcanvases, which you get by typing "pd" in a box ---- */ class_addcreator((t_newmethod)subcanvas_new, gensym("pd"), A_DEFSYMBOL, 0); class_addcreator((t_newmethod)subcanvas_new, gensym("page"), A_DEFSYMBOL, 0); class_addmethod(canvas_class, (t_method)canvas_click, gensym("click"), A_FLOAT, A_FLOAT, A_FLOAT, A_FLOAT, A_FLOAT, 0); class_addmethod(canvas_class, (t_method)canvas_dsp, gensym("dsp"), 0); class_addmethod(canvas_class, (t_method)canvas_rename_method, gensym("rename"), A_GIMME, 0); /*---------------------------- tables -- GG ------------------- */ class_addcreator((t_newmethod)table_new, gensym("table"), A_DEFSYM, A_DEFFLOAT, 0); /*---------------------------- declare ------------------- */ declare_class = class_new(gensym("declare"), (t_newmethod)declare_new, (t_method)declare_free, sizeof(t_declare), CLASS_NOINLET, A_GIMME, 0); class_addmethod(canvas_class, (t_method)canvas_declare, gensym("declare"), A_GIMME, 0); /* -------------- setups from other files for canvas_class ---------------- */ g_graph_setup(); g_editor_setup(); g_readwrite_setup(); }