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
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
|
#include "mupdf/fitz.h"
#include <limits.h>
#ifndef PATH_MAX
#define PATH_MAX 4096
#endif
typedef struct fz_svg_writer_s fz_svg_writer;
struct fz_svg_writer_s
{
fz_document_writer super;
char *path;
int count;
fz_output *out;
int text_format;
int reuse_images;
};
const char *fz_svg_write_options_usage =
"SVG output options:\n"
"\ttext=text: Emit text as <text> elements (inaccurate fonts).\n"
"\ttext=path: Emit text as <path> elements (accurate fonts).\n"
"\tno-reuse-images: Do not reuse images using <symbol> definitions.\n"
"\n"
;
static fz_device *
svg_begin_page(fz_context *ctx, fz_document_writer *wri_, const fz_rect *mediabox)
{
fz_svg_writer *wri = (fz_svg_writer*)wri_;
char path[PATH_MAX];
float w = mediabox->x1 - mediabox->x0;
float h = mediabox->y1 - mediabox->y0;
wri->count += 1;
fz_format_output_path(ctx, path, sizeof path, wri->path, wri->count);
wri->out = fz_new_output_with_path(ctx, path, 0);
return fz_new_svg_device(ctx, wri->out, w, h, wri->text_format, wri->reuse_images);
}
static void
svg_end_page(fz_context *ctx, fz_document_writer *wri_, fz_device *dev)
{
fz_svg_writer *wri = (fz_svg_writer*)wri_;
fz_try(ctx)
{
fz_close_device(ctx, dev);
fz_close_output(ctx, wri->out);
}
fz_always(ctx)
{
fz_drop_device(ctx, dev);
fz_drop_output(ctx, wri->out);
wri->out = NULL;
}
fz_catch(ctx)
fz_rethrow(ctx);
}
static void
svg_drop_writer(fz_context *ctx, fz_document_writer *wri_)
{
fz_svg_writer *wri = (fz_svg_writer*)wri_;
fz_drop_output(ctx, wri->out);
fz_free(ctx, wri->path);
}
fz_document_writer *
fz_new_svg_writer(fz_context *ctx, const char *path, const char *args)
{
const char *val;
fz_svg_writer *wri = fz_new_derived_document_writer(ctx, fz_svg_writer, svg_begin_page, svg_end_page, NULL, svg_drop_writer);
wri->text_format = FZ_SVG_TEXT_AS_PATH;
wri->reuse_images = 1;
fz_try(ctx)
{
if (fz_has_option(ctx, args, "text", &val))
{
if (fz_option_eq(val, "text"))
wri->text_format = FZ_SVG_TEXT_AS_TEXT;
else if (fz_option_eq(val, "path"))
wri->text_format = FZ_SVG_TEXT_AS_PATH;
}
if (fz_has_option(ctx, args, "no-reuse-images", &val))
if (fz_option_eq(val, "yes"))
wri->reuse_images = 0;
wri->path = fz_strdup(ctx, path ? path : "out-%04d.svg");
}
fz_catch(ctx)
{
fz_free(ctx, wri);
fz_rethrow(ctx);
}
return (fz_document_writer*)wri;
}
|
