src/context.c

Wed, 08 Nov 2023 21:53:43 +0100

author
Mike Becker <universe@uap-core.de>
date
Wed, 08 Nov 2023 21:53:43 +0100
changeset 14
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parent 11
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child 15
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permissions
-rw-r--r--

remove C++ support

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1 /*
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 * Copyright 2023 Mike Becker. All rights reserved.
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4 *
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5 * Redistribution and use in source and binary forms, with or without
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6 * modification, are permitted provided that the following conditions are met:
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7 *
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8 * 1. Redistributions of source code must retain the above copyright
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9 * notice, this list of conditions and the following disclaimer.
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10 *
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11 * 2. Redistributions in binary form must reproduce the above copyright
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12 * notice, this list of conditions and the following disclaimer in the
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13 * documentation and/or other materials provided with the distribution.
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14 *
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15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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25 * POSSIBILITY OF SUCH DAMAGE.
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26 */
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27
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28 #include "ascension/context.h"
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29 #include "ascension/error.h"
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30 #include "ascension/utils.h"
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31
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32 #include <cx/linked_list.h>
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33
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34 #include <SDL2/SDL.h>
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35 #include <SDL2/SDL_ttf.h>
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36
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37 AscContext asc_context;
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38
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39 void asc_context_initialize(void) {
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40 if (asc_test_flag(asc_context.flags, ASC_FLAG_INITILIZED))
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41 return;
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42 memset(&asc_context, 0, sizeof(AscContext));
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43
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44 // initialize error buffer
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45 cxBufferInit(
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46 &asc_context.error_buffer,
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47 NULL,
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48 256,
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49 NULL,
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50 CX_BUFFER_AUTO_EXTEND
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51 );
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52
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53 // initialize SDL
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54 if (SDL_Init(SDL_INIT_VIDEO) < 0) {
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55 asc_error(SDL_GetError());
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56 } else {
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57 if (TTF_Init() < 0) {
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58 asc_error(TTF_GetError());
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59 }
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60 }
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61 SDL_ClearError();
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62 asc_set_flag(&asc_context.flags, ASC_FLAG_INITILIZED);
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63 asc_dprintf("Ascension context initialized.");
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64 }
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65
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66 void asc_context_destroy(void) {
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67 // destroy data
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68 for (unsigned int i = 0 ; i < ASC_MAX_WINDOWS ; i++) {
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69 asc_window_destroy(&asc_context.windows[i]);
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70 }
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71 asc_font_cache_clear();
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72
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73 // quit SDL
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74 if (TTF_WasInit())
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75 TTF_Quit();
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76 SDL_Quit();
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77
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78 // destroy the error buffer
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79 cxBufferDestroy(&asc_context.error_buffer);
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80 asc_context.flags = 0;
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81 asc_dprintf("Ascension context destroyed.");
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82 }

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