1 | /* |
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2 | * frames canvas frame switching features |
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3 | * Copyright (c) 2006 Sam Hocevar <sam@hocevar.net> |
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4 | * All Rights Reserved |
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5 | * |
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6 | * $Id: frames.c 4148 2009-12-19 14:38:38Z sam $ |
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7 | * |
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8 | * This program is free software. It comes without any warranty, to |
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9 | * the extent permitted by applicable law. You can redistribute it |
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10 | * and/or modify it under the terms of the Do What The Fuck You Want |
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11 | * To Public License, Version 2, as published by Sam Hocevar. See |
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12 | * http://sam.zoy.org/wtfpl/COPYING for more details. |
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13 | */ |
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14 | |
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15 | #include "config.h" |
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16 | |
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17 | #if !defined(__KERNEL__) |
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18 | # include <stdio.h> |
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19 | #endif |
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20 | |
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21 | #include "caca.h" |
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22 | |
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23 | int main(int argc, char *argv[]) |
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24 | { |
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25 | caca_canvas_t *cv; |
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26 | caca_display_t *dp; |
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27 | |
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28 | int n, frame; |
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29 | |
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30 | /* Create a canvas with 200 frames */ |
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31 | cv = caca_create_canvas(0, 0); |
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32 | if(cv == NULL) |
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33 | { |
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34 | printf("Can't create canvas\n"); |
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35 | return -1; |
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36 | } |
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37 | |
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38 | for(frame = 1; frame < 200; frame++) |
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39 | caca_create_frame(cv, frame); |
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40 | |
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41 | fprintf(stderr, "canvas created, size is %ix%i\n", |
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42 | caca_get_canvas_width(cv), caca_get_canvas_height(cv)); |
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43 | |
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44 | /* Resize it to 150 x 80 (around 19MB) */ |
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45 | caca_set_canvas_size(cv, 150, 80); |
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46 | |
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47 | fprintf(stderr, "canvas expanded, size is %ix%i\n", |
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48 | caca_get_canvas_width(cv), caca_get_canvas_height(cv)); |
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49 | |
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50 | /* Fill the first 16 frames with a different colour */ |
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51 | for(frame = 0; frame < 16; frame++) |
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52 | { |
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53 | caca_set_frame(cv, frame); |
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54 | caca_set_color_ansi(cv, CACA_WHITE, frame); |
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55 | caca_fill_box(cv, 0, 0, 40, 15, ':'); |
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56 | caca_set_color_ansi(cv, CACA_WHITE, CACA_BLUE); |
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57 | caca_put_str(cv, frame * 5 / 2, frame, "カカ"); |
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58 | caca_set_color_ansi(cv, CACA_DEFAULT, CACA_TRANSPARENT); |
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59 | } |
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60 | |
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61 | /* Resize it to a more decent size */ |
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62 | caca_set_canvas_size(cv, 41, 16); |
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63 | |
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64 | fprintf(stderr, "canvas shrinked, size is %ix%i\n", |
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65 | caca_get_canvas_width(cv), caca_get_canvas_height(cv)); |
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66 | |
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67 | dp = caca_create_display(cv); |
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68 | caca_set_display_time(dp, 50000); |
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69 | |
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70 | fprintf(stderr, "display attached, size is %ix%i\n", |
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71 | caca_get_canvas_width(cv), caca_get_canvas_height(cv)); |
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72 | |
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73 | n = 0; |
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74 | while(!caca_get_event(dp, CACA_EVENT_KEY_PRESS, NULL, 0)) |
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75 | { |
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76 | caca_set_frame(cv, n % 16); |
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77 | caca_refresh_display(dp); |
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78 | n++; |
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79 | } |
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80 | |
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81 | caca_free_display(dp); |
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82 | |
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83 | /* It is possible, though not necessary, to free all additional frames |
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84 | * separately. */ |
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85 | caca_free_canvas(cv); |
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86 | |
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87 | return 0; |
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88 | } |
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89 | |
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