| 1 | /*
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| 2 | * Copyright (c) 2012 Petr Koupy
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| 3 | * 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
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - 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 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup draw
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| 30 | * @{
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| 31 | */
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| 32 | /**
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| 33 | * @file
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| 34 | */
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| 35 |
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| 36 | #include <malloc.h>
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| 37 |
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| 38 | #include "cursor.h"
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| 39 | #include "cursor/embedded.h"
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| 40 |
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| 41 | void cursor_init(cursor_t *cursor, cursor_decoder_type_t decoder, char *path)
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| 42 | {
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| 43 | switch (decoder) {
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| 44 | case CURSOR_DECODER_EMBEDDED:
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| 45 | cursor->decoder = &cd_embedded;
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| 46 | break;
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| 47 | default:
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| 48 | cursor->decoder = NULL;
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| 49 | break;
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| 50 | }
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| 51 |
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| 52 | if (cursor->decoder) {
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| 53 | cursor->decoder->init(path, &cursor->state_count, &cursor->decoder_data);
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| 54 |
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| 55 | if (cursor->state_count > 0) {
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| 56 | cursor->states = (surface_t **) malloc(sizeof(surface_t *) * cursor->state_count);
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| 57 | } else {
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| 58 | cursor->states = NULL;
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| 59 | }
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| 60 |
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| 61 | if (cursor->states) {
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| 62 | for (size_t i = 0; i < cursor->state_count; ++i) {
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| 63 | cursor->states[i] = cursor->decoder->render(i);
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| 64 | }
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| 65 | } else {
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| 66 | cursor->state_count = 0;
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| 67 | }
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| 68 | } else {
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| 69 | cursor->state_count = 0;
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| 70 | cursor->states = NULL;
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| 71 | }
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| 72 | }
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| 73 |
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| 74 | void cursor_release(cursor_t *cursor)
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| 75 | {
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| 76 | if (cursor->states) {
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| 77 | for (size_t i = 0; i < cursor->state_count; ++i) {
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| 78 | if (cursor->states[i]) {
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| 79 | surface_destroy(cursor->states[i]);
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| 80 | }
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| 81 | }
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| 82 | free(cursor->states);
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| 83 | }
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| 84 |
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| 85 | if (cursor->decoder) {
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| 86 | cursor->decoder->release(cursor->decoder_data);
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| 87 | }
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| 88 | }
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| 89 |
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| 90 | /** @}
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| 91 | */
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