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annotate libui/ui/checkbox.c @ 151:b19d076856d2

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ui: cleanup theme module, closes #2498
author David Demelier <markand@malikania.fr>
date Thu, 15 Oct 2020 14:01:24 +0200
parents c577c15df07f
children 1008a796a9e7
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1 /*
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2 * checkbox.c -- GUI checkbox
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3 *
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4 * Copyright (c) 2020 David Demelier <markand@malikania.fr>
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5 *
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6 * Permission to use, copy, modify, and/or distribute this software for any
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7 * purpose with or without fee is hereby granted, provided that the above
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8 * copyright notice and this permission notice appear in all copies.
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9 *
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10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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17 */
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18
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19 #include <assert.h>
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20
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21 #include <core/event.h>
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22 #include <core/maths.h>
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23 #include <core/painter.h>
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24
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25 #include "label.h"
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26 #include "checkbox.h"
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27 #include "theme.h"
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28
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29 static bool
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30 is_boxed(const struct checkbox *cb, const struct event_click *click)
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31 {
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32 assert(cb);
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33 assert(click && click->type == EVENT_CLICKDOWN);
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34
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35 return maths_is_boxed(cb->x, cb->y, cb->w, cb->h, click->x, click->y);
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36 }
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37
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38 void
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39 checkbox_draw_default(struct theme *t, const struct checkbox *cb)
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40 {
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41 assert(t);
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42 assert(cb);
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43
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44 painter_set_color(0x151d28ff);
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45 painter_draw_rectangle(cb->x, cb->y, cb->w, cb->h);
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46 painter_set_color(0xd7b594ff);
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47 painter_draw_rectangle(cb->x + 1, cb->y + 1, cb->w - 2, cb->h - 2);
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48
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49 if (cb->checked) {
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50 painter_set_color(0x341c27ff);
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51 painter_draw_rectangle(cb->x + 5, cb->y + 5, cb->w - 10, cb->h - 10);
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52 }
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53 }
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54
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55 void
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56 checkbox_handle(struct checkbox *cb, const union event *ev)
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57 {
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58 assert(cb);
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59 assert(ev);
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60
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61 switch (ev->type) {
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62 case EVENT_CLICKDOWN:
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63 if (is_boxed(cb, &ev->click))
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64 cb->checked = !cb->checked;
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65 break;
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66 default:
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67 break;
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68 }
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69 }
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70
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71 void
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72 checkbox_draw(const struct checkbox *cb)
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73 {
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74 theme_draw_checkbox(cb->theme, cb);
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75 }