blob: df59a8d8abfb578690f852e73c67cafb16a3c282 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
|
/*
* gui/icons.c - Icons
*
* Written 2016 by Werner Almesberger
* Copyright 2016 by Werner Almesberger
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#include <stdint.h>
#include <string.h>
#include <cairo/cairo.h>
#include "gui/icons.h"
cairo_surface_t *icon_delta;
cairo_surface_t *icon_diff;
struct read_ctx {
uint8_t *data;
unsigned left;
};
static uint8_t data_delta[] = {
#include "icons/delta.hex"
};
static uint8_t data_diff[] = {
#include "icons/diff.hex"
};
static cairo_status_t read_data(void *user, unsigned char *data,
unsigned length)
{
struct read_ctx *read_ctx = user;
if (!read_ctx->left)
return CAIRO_STATUS_READ_ERROR;
if (length > read_ctx->left)
length = read_ctx->left;
memcpy(data, read_ctx->data, length);
read_ctx->data += length;
read_ctx->left -= length;
return CAIRO_STATUS_SUCCESS;
}
static cairo_surface_t *get_icon(uint8_t *data, unsigned size)
{
struct read_ctx read_ctx = {
.data = data,
.left = size,
};
return cairo_image_surface_create_from_png_stream(read_data, &read_ctx);
}
void icons_init(void)
{
icon_delta = get_icon(data_delta, sizeof(data_delta));
icon_diff = get_icon(data_diff, sizeof(data_diff));
}
|
