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
|
/*
* Copyright 2014 © Samsung Research America, Silicon Valley
*
* Use of this source code is governed by the 3-Clause BSD license
* specified in the COPYING file included with this source code.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <cairo.h>
#include <string.h>
#include "caskbench.h"
#include "caskbench_context.h"
#include "cairo-shapes.h"
// This tests basic (non-glyph) text functionality
int
ca_setup_text(caskbench_context_t *ctx)
{
cairo_t *cr = ctx->cairo_cr;
cairo_select_font_face(cr, "Serif",
CAIRO_FONT_SLANT_NORMAL,
CAIRO_FONT_WEIGHT_BOLD);
cairo_set_font_size(cr, 20);
cairo_set_antialias(cr,CAIRO_ANTIALIAS_NONE);
return 1;
}
void
ca_teardown_text(void)
{
}
int
ca_test_text(caskbench_context_t *ctx)
{
char text[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
cairo_t *cr = ctx->cairo_cr;
size_t byteLength = strlen(text) * sizeof(char);
cairo_text_extents_t text_metrics;
cairo_text_extents (cr, text, &text_metrics);
double tw = text_metrics.width + 3; // Adding 3 to make tw value same as skia text.
double w = (double) ctx->canvas_width;
double h = (double) ctx->canvas_height;
double off = abs (w - tw);
cairo_set_source_rgb (cr, 0, 0, 0);
cairo_rectangle (cr, 0, 0, ctx->canvas_width ,ctx->canvas_height);
cairo_fill (cr);
for (int i = 0; i < ctx->size; i++)
{
double x = drnd48() * off;
double y = drnd48() * h;
cairoRandomizeColor(ctx);
cairo_move_to(cr, x, y);
cairo_show_text(cr, text);
}
return 1;
}
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :
|
