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
|
/*
* Copyright © 2011 Google, Inc.
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
* Google Author(s): Behdad Esfahbod
*/
#include "options.hh"
#include "helper-cairo.hh"
#ifndef VIEW_CAIRO_HH
#define VIEW_CAIRO_HH
struct view_cairo_t : output_options_t, view_options_t {
view_cairo_t (option_parser_t *parser)
: output_options_t (parser),
view_options_t (parser) {}
~view_cairo_t (void) {
if (debug)
cairo_debug_reset_static_data ();
}
void init (const font_options_t *font_opts);
void consume_line (hb_buffer_t *buffer,
const char *text,
unsigned int text_len,
hb_bool_t utf8_clusters);
void finish (const font_options_t *font_opts);
protected:
void render (const font_options_t *font_opts);
void get_surface_size (cairo_scaled_font_t *scaled_font, double *w, double *h);
void draw (cairo_t *cr);
hb_direction_t direction; // Remove this, make segment_properties accessible
GArray *lines;
double scale;
};
#endif
|
