src/widgets/label.c

   1 /*************************************************************************
   2 * Copyright (C) 2024 Francesco Palumbo <phranz.dev@gmail.com>, Naples (Italy)
   3 *
   4 * This program is free software: you can redistribute it and/or modify
   5 * it under the terms of the GNU General Public License as published by
   6 * the Free Software Foundation, either version 3 of the License, or
   7 * (at your option) any later version.
   8 *
   9 * This program is distributed in the hope that it will be useful,
  10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 * GNU General Public License for more details.
  13 *
  14 * You should have received a copy of the GNU General Public License
  15 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  16 *************************************************************************/
  17
  18 #include "label.h"
  19 #include "../dectypes.h"
  20
  21 extern GC gc;
  22 extern Atom delatom;
  23 extern Display* display;
  24 extern Window root;
  25 extern int screen;
  26 extern map_strcol_t* colors;
  27
  28 extern map_widloci_t* widlines;
  29 extern map_widloci_t* widareas;
  30 extern map_widarcssets_t* widarcssets;
  31 extern map_widarcssets_t* widarcsareas;
  32 extern map_widloci_t* widloci;
  33 extern map_widloci_t* widpixels;
  34 extern map_widnamedpoints_t* widnamedpoints;
  35
  36 static void draw(widget_t* w) {
  37     if (w->flags & F_HOVERED && w->flags & F_APPLYHOVER) {
  38         XSetWindowBackground(display, w->wid, w->hbg->pixel);
  39         XSetForeground(display, gc, w->hfg->pixel);
  40     #ifdef ENABLE_IMAGES
  41     } else if (w->img) {
  42         updateimg(w);
  43     #endif
  44     } else {
  45         XSetWindowBackground(display, w->wid, w->bg->pixel);
  46         XSetForeground(display, gc, w->fg->pixel);
  47     }
  48     XSetFont(display, gc, w->fs->fid);
  49     XClearWindow(display, w->wid);
  50     write_align(w, w->data, w->align, NULL);
  51     if (widareas)
  52         drawareas(w);
  53     if (widarcsareas)
  54         drawarcsareas(w);
  55     if (widlines)
  56         drawlines(w);
  57     if (widarcssets)
  58         drawarcs(w);
  59     if (widloci)
  60         drawpoints(w);
  61     if (widpixels)
  62         drawpixels(w);
  63     if (widnamedpoints)
  64         drawnamedpoints(w);
  65 }
  66
  67 void label_t_free(label_t* p) {
  68     ((widget_t*)p)->free((widget_t*)p);;
  69     free(p);
  70 }
  71
  72 label_t* label_t_init(label_t* p, int ww, int hh) {
  73     if (!p)
  74         return NULL;
  75     memset(p, 0, sizeof(label_t));
  76     widget_t* w = (widget_t*)p;
  77     widget_t_init(w);
  78
  79     p->free = label_t_free;
  80     w->draw = draw;
  81
  82     w->x = 0;
  83     w->y = 0;
  84     w->w = ww ? ww : 120;
  85     w->h = hh ? hh : 40;
  86     w->b = 0;
  87
  88     colors->get(colors, "lightgray", &w->bg);
  89     colors->get(colors, "black", &w->fg);
  90
  91     colors->get(colors, "lightgray", &w->pbg);
  92     colors->get(colors, "black", &w->pfg);
  93
  94     colors->get(colors, "lightgray", &w->hbg);
  95     colors->get(colors, "black", &w->hfg);
  96
  97     XSetWindowAttributes wa = {0};
  98
  99     w->wid = XCreateWindow(display, root, w->x, w->y, w->w, w->h, w->b, DefaultDepth(display, screen), InputOutput, DefaultVisual(display, screen), CWOverrideRedirect, &wa);
 100
 101     w->mask = VisibilityChangeMask|ExposureMask|StructureNotifyMask;
 102     XSelectInput(display, w->wid, w->mask);
 103
 104     XSetWMProtocols(display, w->wid, &delatom, 1);
 105     fixed(w, 0);
 106
 107     return p;
 108 }
 109