g_mycanvas.c 13.1 KB
Newer Older
Miller Puckette's avatar
Miller Puckette committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
/* Copyright (c) 1997-1999 Miller Puckette.
 * For information on usage and redistribution, and for a DISCLAIMER OF ALL
 * WARRANTIES, see the file, "LICENSE.txt," in this distribution. */

/* g_7_guis.c written by Thomas Musil (c) IEM KUG Graz Austria 2000-2001 */
/* thanks to Miller Puckette, Guenther Geiger and Krzystof Czaja */

#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include "m_pd.h"
#include "g_canvas.h"
#include "g_all_guis.h"
#include <math.h>

16
static t_class *scalehandle_class;
17 18 19
extern int gfxstub_haveproperties(void *key);
void my_canvas_draw_select(t_my_canvas* x, t_glist* glist);

Miller Puckette's avatar
Miller Puckette committed
20
t_widgetbehavior my_canvas_widgetbehavior;
21
/*static*/ t_class *my_canvas_class;
Miller Puckette's avatar
Miller Puckette committed
22 23 24 25

void my_canvas_draw_new(t_my_canvas *x, t_glist *glist)
{
    t_canvas *canvas=glist_getcanvas(glist);
26 27 28 29 30 31 32 33 34 35 36 37
    char *nlet_tag = iem_get_tag(glist, (t_iemgui *)x);
    int x1=text_xpix(&x->x_gui.x_obj, glist);
    int y1=text_ypix(&x->x_gui.x_obj, glist);

    sys_vgui(".x%lx.c create prect %d %d %d %d -fill #%6.6x -stroke #%6.6x "
        "-tags {%lxRECT %lxOBJ %s text iemgui}\n",
        canvas, x1, y1, x1+x->x_vis_w, y1+x->x_vis_h,
        x->x_gui.x_bcol, x->x_gui.x_bcol, x, x, nlet_tag);
    sys_vgui(".x%lx.c create prect %d %d %d %d -stroke #%6.6x "
        "-tags {%lxBASE %lxOBJ %s text iemgui}\n",
        canvas, x1, y1, x1+x->x_gui.x_w, y1+x->x_gui.x_h,
        x->x_gui.x_bcol, x, x, nlet_tag);
Miller Puckette's avatar
Miller Puckette committed
38 39 40 41
}

void my_canvas_draw_move(t_my_canvas *x, t_glist *glist)
{
42 43
    t_canvas *canvas=glist_getcanvas(glist);
    if (!glist_isvisible(canvas)) return;
44 45
    int x1=text_xpix(&x->x_gui.x_obj, glist);
    int y1=text_ypix(&x->x_gui.x_obj, glist);
Miller Puckette's avatar
Miller Puckette committed
46

47
    sys_vgui(".x%lx.c coords %lxRECT %d %d %d %d\n",
48
        canvas, x, x1, y1, x1+x->x_vis_w, y1+x->x_vis_h);
49
    sys_vgui(".x%lx.c coords %lxBASE %d %d %d %d\n",
50 51
        canvas, x, x1, y1, x1+x->x_gui.x_w, y1+x->x_gui.x_h);
    iemgui_label_draw_move(&x->x_gui,canvas,x1,y1);
Miller Puckette's avatar
Miller Puckette committed
52 53 54 55 56
}

void my_canvas_draw_config(t_my_canvas* x, t_glist* glist)
{
    t_canvas *canvas=glist_getcanvas(glist);
Ivica Bukvic's avatar
Ivica Bukvic committed
57 58
    sys_vgui(".x%lx.c itemconfigure %lxRECT -fill #%6.6x -stroke #%6.6x\n",
             canvas, x, x->x_gui.x_bcol, x->x_gui.x_bcol);
59 60 61 62
    char bcol[8]; sprintf(bcol, "#%6.6x", x->x_gui.x_bcol);
    sys_vgui(".x%lx.c itemconfigure %lxBASE -stroke %s\n", canvas, x,
        x->x_gui.x_selected && x->x_gui.x_glist == canvas ?
        "$pd_colors(selection)" : bcol);
63
    iemgui_label_draw_config(&x->x_gui,canvas);
Miller Puckette's avatar
Miller Puckette committed
64 65 66 67 68
}

void my_canvas_draw_select(t_my_canvas* x, t_glist* glist)
{
    t_canvas *canvas=glist_getcanvas(glist);
69 70 71 72 73
    if (x->x_gui.x_glist != glist_getcanvas(glist)) return;
    char bcol[8]; sprintf(bcol, "#%6.6x", x->x_gui.x_bcol);
    sys_vgui(".x%lx.c itemconfigure %lxBASE -stroke %s\n", canvas, x,
        x->x_gui.x_selected && x->x_gui.x_glist == canvas ?
        "$pd_colors(selection)" : bcol);
74 75
}

Ivica Bukvic's avatar
Ivica Bukvic committed
76 77
static void my_canvas__clickhook(t_scalehandle *sh, t_floatarg f,
    t_floatarg xxx, t_floatarg yyy)
78
{
Ivica Bukvic's avatar
Ivica Bukvic committed
79
    t_my_canvas *x = (t_my_canvas *)(sh->h_master);
80
    int newstate = (int)f;
81
    if (sh->h_dragon && newstate == 0 && sh->h_scale)
Miller Puckette's avatar
Miller Puckette committed
82
    {
Ivica Bukvic's avatar
Ivica Bukvic committed
83 84 85
        canvas_apply_setundo(x->x_gui.x_glist, (t_gobj *)x);
        if (sh->h_dragx || sh->h_dragy)
        {
86 87
            x->x_vis_w += sh->h_dragx;
            x->x_vis_h += sh->h_dragy;
Ivica Bukvic's avatar
Ivica Bukvic committed
88 89 90 91 92
            canvas_dirty(x->x_gui.x_glist, 1);
        }
        if (glist_isvisible(x->x_gui.x_glist))
        {
            my_canvas_draw_move(x, x->x_gui.x_glist);
93
            scalehandle_unclick_scale(sh);
Ivica Bukvic's avatar
Ivica Bukvic committed
94
        }
Miller Puckette's avatar
Miller Puckette committed
95
    }
96
    iemgui__clickhook3(sh,newstate);
97 98
}

99
static void my_canvas__motionhook(t_scalehandle *sh, t_floatarg f1, t_floatarg f2)
100
{
101
    if (sh->h_dragon && sh->h_scale)
102
    {
Ivica Bukvic's avatar
Ivica Bukvic committed
103 104
        t_my_canvas *x = (t_my_canvas *)(sh->h_master);
        int dx = (int)f1, dy = (int)f2;
105 106
        dx = maxi(dx,1-x->x_vis_w);
        dy = maxi(dy,1-x->x_vis_h);        
Ivica Bukvic's avatar
Ivica Bukvic committed
107 108
        sh->h_dragx = dx;
        sh->h_dragy = dy;
109
        scalehandle_drag_scale(sh);
Ivica Bukvic's avatar
Ivica Bukvic committed
110 111 112 113

        int properties = gfxstub_haveproperties((void *)x);
        if (properties)
        {
114 115
            int new_w = x->x_vis_w + sh->h_dragx;
            int new_h = x->x_vis_h + sh->h_dragy;
116 117 118
            properties_set_field_int(properties,"rng.min_ent",new_w);
            properties_set_field_int(properties,"rng.max_ent",new_h);

Ivica Bukvic's avatar
Ivica Bukvic committed
119 120 121
            int min = (new_w < new_h ? new_w : new_h);
            if (min <= x->x_gui.x_w)
            {
122
                properties_set_field_int(properties,"dim.w_ent",min);
Ivica Bukvic's avatar
Ivica Bukvic committed
123 124 125
            }
        }
    }
126
    scalehandle_dragon_label(sh,f1,f2);
Miller Puckette's avatar
Miller Puckette committed
127 128 129 130
}

void my_canvas_draw(t_my_canvas *x, t_glist *glist, int mode)
{
131 132 133 134 135
    if(mode == IEM_GUI_DRAW_MODE_MOVE)        my_canvas_draw_move(x, glist);
    else if(mode == IEM_GUI_DRAW_MODE_NEW)    my_canvas_draw_new(x, glist);
    else if(mode == IEM_GUI_DRAW_MODE_SELECT) my_canvas_draw_select(x, glist);
    else if(mode == IEM_GUI_DRAW_MODE_ERASE)  iemgui_draw_erase(&x->x_gui, glist);
    else if(mode == IEM_GUI_DRAW_MODE_CONFIG) my_canvas_draw_config(x, glist);
Miller Puckette's avatar
Miller Puckette committed
136 137 138 139
}

/* ------------------------ cnv widgetbehaviour----------------------------- */

Ivica Bukvic's avatar
Ivica Bukvic committed
140 141
static void my_canvas_getrect(t_gobj *z, t_glist *glist,
    int *xp1, int *yp1, int *xp2, int *yp2)
Miller Puckette's avatar
Miller Puckette committed
142 143 144 145 146
{
    t_my_canvas *x = (t_my_canvas *)z;
    
    *xp1 = text_xpix(&x->x_gui.x_obj, glist);
    *yp1 = text_ypix(&x->x_gui.x_obj, glist);
Ivica Bukvic's avatar
Ivica Bukvic committed
147 148 149 150 151 152 153 154 155 156 157 158
    if (!glist_istoplevel(glist))
    {
        //if we are trying to calculate visibility of a widget inside a GOP
        *xp2 = *xp1 + x->x_vis_w;
        *yp2 = *yp1 + x->x_vis_h;
    }
    else
    {
        *xp2 = *xp1 + x->x_gui.x_w;
        *yp2 = *yp1 + x->x_gui.x_h;
    }
    iemgui_label_getrect(x->x_gui, glist, xp1, yp1, xp2, yp2);
Miller Puckette's avatar
Miller Puckette committed
159 160 161 162 163 164 165 166 167
}

static void my_canvas_save(t_gobj *z, t_binbuf *b)
{
    t_my_canvas *x = (t_my_canvas *)z;
    int bflcol[3];
    t_symbol *srl[3];

    iemgui_save(&x->x_gui, srl, bflcol);
168 169 170 171 172 173
    binbuf_addv(b, "ssiisiiisssiiiiiii;", gensym("#X"),gensym("obj"),
        (int)x->x_gui.x_obj.te_xpix, (int)x->x_gui.x_obj.te_ypix,
        gensym("cnv"), x->x_gui.x_w, x->x_vis_w, x->x_vis_h,
        srl[0], srl[1], srl[2], x->x_gui.x_ldx, x->x_gui.x_ldy,
        iem_fstyletoint(&x->x_gui), x->x_gui.x_fontsize,
        bflcol[0], bflcol[2], iem_symargstoint(&x->x_gui));
Miller Puckette's avatar
Miller Puckette committed
174 175 176 177 178 179 180 181 182
}

static void my_canvas_properties(t_gobj *z, t_glist *owner)
{
    t_my_canvas *x = (t_my_canvas *)z;
    char buf[800];
    t_symbol *srl[3];

    iemgui_properties(&x->x_gui, srl);
Miller Puckette's avatar
Miller Puckette committed
183
    sprintf(buf, "pdtk_iemgui_dialog %%s |cnv| \
Miller Puckette's avatar
Miller Puckette committed
184 185 186
            ------selectable_dimensions(pix):------ %d %d size: 0.0 0.0 empty \
            ------visible_rectangle(pix)(pix):------ %d width: %d height: %d \
            %d empty empty %d %d empty %d \
Ivica Ico Bukvic's avatar
Ivica Ico Bukvic committed
187 188
            {%s} {%s} \
            {%s} %d %d \
Miller Puckette's avatar
Miller Puckette committed
189 190 191 192 193 194 195
            %d %d \
            %d %d %d\n",
            x->x_gui.x_w, 1,
            x->x_vis_w, x->x_vis_h, 0,/*no_schedule*/
            -1, -1, -1, -1,/*no linlog, no init, no multi*/
            srl[0]->s_name, srl[1]->s_name,
            srl[2]->s_name, x->x_gui.x_ldx, x->x_gui.x_ldy,
196
            x->x_gui.x_font_style, x->x_gui.x_fontsize,
Miller Puckette's avatar
Miller Puckette committed
197 198 199 200 201 202
            0xffffff & x->x_gui.x_bcol, -1/*no frontcolor*/, 0xffffff & x->x_gui.x_lcol);
    gfxstub_new(&x->x_gui.x_obj.ob_pd, x, buf);
}

static void my_canvas_get_pos(t_my_canvas *x)
{
203
    if(iemgui_has_snd(&x->x_gui) && x->x_gui.x_snd->s_thing)
Miller Puckette's avatar
Miller Puckette committed
204 205 206 207 208 209 210 211 212
    {
        x->x_at[0].a_w.w_float = text_xpix(&x->x_gui.x_obj, x->x_gui.x_glist);
        x->x_at[1].a_w.w_float = text_ypix(&x->x_gui.x_obj, x->x_gui.x_glist);
        pd_list(x->x_gui.x_snd->s_thing, &s_list, 2, x->x_at);
    }
}

static void my_canvas_dialog(t_my_canvas *x, t_symbol *s, int argc, t_atom *argv)
{
Ivica Bukvic's avatar
Ivica Bukvic committed
213
    canvas_apply_setundo(x->x_gui.x_glist, (t_gobj *)x);
Miller Puckette's avatar
Miller Puckette committed
214
    t_symbol *srl[3];
215 216 217 218
    x->x_gui.x_h =
    x->x_gui.x_w = maxi(atom_getintarg(0, argc, argv),1);
    x->x_vis_w = maxi(atom_getintarg(2, argc, argv),1);
    x->x_vis_h = maxi(atom_getintarg(3, argc, argv),1);
Mathieu L Bouchard's avatar
Mathieu L Bouchard committed
219
    iemgui_dialog(&x->x_gui, srl, argc, argv);
220
    x->x_gui.x_loadinit = 0;
221
    x->x_gui.x_draw(x, x->x_gui.x_glist, IEM_GUI_DRAW_MODE_CONFIG);
222
    iemgui_shouldvis(&x->x_gui, IEM_GUI_DRAW_MODE_MOVE);
223
    scalehandle_draw(&x->x_gui, x->x_gui.x_glist);
224
    scrollbar_update(x->x_gui.x_glist);
Miller Puckette's avatar
Miller Puckette committed
225 226 227 228 229 230 231 232 233 234
}

static void my_canvas_size(t_my_canvas *x, t_symbol *s, int ac, t_atom *av)
{
    int i = (int)atom_getintarg(0, ac, av);

    if(i < 1)
        i = 1;
    x->x_gui.x_w = i;
    x->x_gui.x_h = i;
235
    iemgui_size(&x->x_gui);
Miller Puckette's avatar
Miller Puckette committed
236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253
}

static void my_canvas_vis_size(t_my_canvas *x, t_symbol *s, int ac, t_atom *av)
{
    int i;

    i = (int)atom_getintarg(0, ac, av);
    if(i < 1)
        i = 1;
    x->x_vis_w = i;
    if(ac > 1)
    {
        i = (int)atom_getintarg(1, ac, av);
        if(i < 1)
            i = 1;
    }
    x->x_vis_h = i;
    if(glist_isvisible(x->x_gui.x_glist))
254
        x->x_gui.x_draw(x, x->x_gui.x_glist, IEM_GUI_DRAW_MODE_MOVE);
Miller Puckette's avatar
Miller Puckette committed
255 256 257 258 259 260 261
}

static void *my_canvas_new(t_symbol *s, int argc, t_atom *argv)
{
    t_my_canvas *x = (t_my_canvas *)pd_new(my_canvas_class);
    int bflcol[]={-233017, -1, -66577};
    int a=IEM_GUI_DEFAULTSIZE, w=100, h=60;
Mathieu L Bouchard's avatar
Mathieu L Bouchard committed
262
    int ldx=20, ldy=12, i=0;
Miller Puckette's avatar
Miller Puckette committed
263 264
    int fs=14;

265 266
    iem_inttosymargs(&x->x_gui, 0);
    iem_inttofstyle(&x->x_gui, 0);
Miller Puckette's avatar
Miller Puckette committed
267 268 269 270

    if(((argc >= 10)&&(argc <= 13))
       &&IS_A_FLOAT(argv,0)&&IS_A_FLOAT(argv,1)&&IS_A_FLOAT(argv,2))
    {
271 272 273
        a = maxi(atom_getintarg(0, argc, argv),1);
        w = maxi(atom_getintarg(1, argc, argv),1);
        h = maxi(atom_getintarg(2, argc, argv),1);
Miller Puckette's avatar
Miller Puckette committed
274
    }
Ivica Bukvic's avatar
Ivica Bukvic committed
275 276
    if((argc >= 12) && (IS_A_SYMBOL(argv,3) || IS_A_FLOAT(argv,3)) &&
        (IS_A_SYMBOL(argv,4) || IS_A_FLOAT(argv,4)))
Miller Puckette's avatar
Miller Puckette committed
277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298
    {
        i = 2;
        iemgui_new_getnames(&x->x_gui, 3, argv);
    }
    else if((argc == 11)&&(IS_A_SYMBOL(argv,3)||IS_A_FLOAT(argv,3)))
    {
        i = 1;
        iemgui_new_getnames(&x->x_gui, 3, argv);
    }
    else iemgui_new_getnames(&x->x_gui, 3, 0);

    if(((argc >= 10)&&(argc <= 13))
       &&(IS_A_SYMBOL(argv,i+3)||IS_A_FLOAT(argv,i+3))&&IS_A_FLOAT(argv,i+4)
       &&IS_A_FLOAT(argv,i+5)&&IS_A_FLOAT(argv,i+6)
       &&IS_A_FLOAT(argv,i+7)&&IS_A_FLOAT(argv,i+8)
       &&IS_A_FLOAT(argv,i+9))
    {
            /* disastrously, the "label" sits in a different part of the
            message.  So we have to track its location separately (in
            the slot x_labelbindex) and initialize it specially here. */
        iemgui_new_dogetname(&x->x_gui, i+3, argv);
        x->x_gui.x_labelbindex = i+4;
299 300
        ldx = atom_getintarg(i+4, argc, argv);
        ldy = atom_getintarg(i+5, argc, argv);
301
        iem_inttofstyle(&x->x_gui, atom_getintarg(i+6, argc, argv));
302 303 304
        fs = atom_getintarg(i+7, argc, argv);
        bflcol[0] = atom_getintarg(i+8, argc, argv);
        bflcol[2] = atom_getintarg(i+9, argc, argv);
Miller Puckette's avatar
Miller Puckette committed
305 306 307
    }
    if((argc == 13)&&IS_A_FLOAT(argv,i+10))
    {
308
        iem_inttosymargs(&x->x_gui, atom_getintarg(i+10, argc, argv));
Miller Puckette's avatar
Miller Puckette committed
309 310 311
    }
    x->x_gui.x_draw = (t_iemfunptr)my_canvas_draw;
    x->x_gui.x_glist = (t_glist *)canvas_getcurrent();
312
    x->x_gui.x_h = x->x_gui.x_w = a;
Miller Puckette's avatar
Miller Puckette committed
313 314
    x->x_vis_w = w;
    x->x_vis_h = h;
315 316
    if (x->x_gui.x_font_style<0 || x->x_gui.x_font_style>2) x->x_gui.x_font_style=0;
    if (iemgui_has_rcv(&x->x_gui))
Miller Puckette's avatar
Miller Puckette committed
317 318 319 320 321 322 323 324 325 326
        pd_bind(&x->x_gui.x_obj.ob_pd, x->x_gui.x_rcv);
    x->x_gui.x_ldx = ldx;
    x->x_gui.x_ldy = ldy;
    if(fs < 4)
        fs = 4;
    x->x_gui.x_fontsize = fs;
    iemgui_all_colfromload(&x->x_gui, bflcol);
    x->x_at[0].a_type = A_FLOAT;
    x->x_at[1].a_type = A_FLOAT;
    iemgui_verify_snd_ne_rcv(&x->x_gui);
327

328 329
    x->x_gui. x_handle = scalehandle_new(scalehandle_class,(t_iemgui *)x,1);
    x->x_gui.x_lhandle = scalehandle_new(scalehandle_class,(t_iemgui *)x,0);
Ivica Bukvic's avatar
Ivica Bukvic committed
330
    x->x_gui.x_obj.te_iemgui = 1;
331

Miller Puckette's avatar
Miller Puckette committed
332 333 334 335 336
    return (x);
}

static void my_canvas_ff(t_my_canvas *x)
{
337
    if(iemgui_has_rcv(&x->x_gui))
Miller Puckette's avatar
Miller Puckette committed
338 339
        pd_unbind(&x->x_gui.x_obj.ob_pd, x->x_gui.x_rcv);
    gfxstub_deleteforkey(x);
340

341 342
    if (x->x_gui. x_handle) scalehandle_free(x->x_gui. x_handle);
    if (x->x_gui.x_lhandle) scalehandle_free(x->x_gui.x_lhandle);
Miller Puckette's avatar
Miller Puckette committed
343 344 345 346 347
}

void g_mycanvas_setup(void)
{
    my_canvas_class = class_new(gensym("cnv"), (t_newmethod)my_canvas_new,
Ivica Bukvic's avatar
Ivica Bukvic committed
348 349 350 351 352 353 354
        (t_method)my_canvas_ff, sizeof(t_my_canvas), CLASS_NOINLET, A_GIMME, 0);
    class_addcreator((t_newmethod)my_canvas_new,
        gensym("my_canvas"), A_GIMME, 0);
    class_addmethod(my_canvas_class, (t_method)my_canvas_dialog,
        gensym("dialog"), A_GIMME, 0);
    class_addmethod(my_canvas_class, (t_method)my_canvas_size,
        gensym("size"), A_GIMME, 0);
355
    iemgui_class_addmethods(my_canvas_class);
Ivica Bukvic's avatar
Ivica Bukvic committed
356 357 358 359
    class_addmethod(my_canvas_class, (t_method)my_canvas_vis_size,
        gensym("vis_size"), A_GIMME, 0);
    class_addmethod(my_canvas_class, (t_method)my_canvas_get_pos,
        gensym("get_pos"), 0);
Miller Puckette's avatar
Miller Puckette committed
360

361
    scalehandle_class = class_new(gensym("_scalehandle"), 0, 0,
Ivica Bukvic's avatar
Ivica Bukvic committed
362
                  sizeof(t_scalehandle), CLASS_PD, 0);
363
    class_addmethod(scalehandle_class, (t_method)my_canvas__clickhook,
Ivica Bukvic's avatar
Ivica Bukvic committed
364
            gensym("_click"), A_FLOAT, A_FLOAT, A_FLOAT, 0);
365
    class_addmethod(scalehandle_class, (t_method)my_canvas__motionhook,
Ivica Bukvic's avatar
Ivica Bukvic committed
366
            gensym("_motion"), A_FLOAT, A_FLOAT, 0);
367

368
    wb_init(&my_canvas_widgetbehavior,my_canvas_getrect,0);
Miller Puckette's avatar
Miller Puckette committed
369 370 371 372 373
    class_setwidget(my_canvas_class, &my_canvas_widgetbehavior);
    class_sethelpsymbol(my_canvas_class, gensym("my_canvas"));
    class_setsavefn(my_canvas_class, my_canvas_save);
    class_setpropertiesfn(my_canvas_class, my_canvas_properties);
}