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
|
/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "gm.h"
#include "SkCanvas.h"
#include "SkPaint.h"
#include "SkPath.h"
#include "SkRandom.h"
#include "SkTemplates.h"
static void strokePath(SkCanvas* canvas, const SkPath& path) {
SkPaint paint;
paint.setAntiAlias(true);
paint.setColor(SK_ColorRED);
paint.setStyle(SkPaint::kStroke_Style);
canvas->drawPath(path, paint);
}
DEF_SIMPLE_GM(getpostextpath, canvas, 480, 780) {
// explicitly add spaces, to test a prev. bug
const char* text = "Ham bur ge fons";
int len = SkToInt(strlen(text));
SkPath path;
SkPaint paint;
paint.setAntiAlias(true);
sk_tool_utils::set_portable_typeface(&paint);
paint.setTextSize(SkIntToScalar(48));
canvas->translate(SkIntToScalar(10), SkIntToScalar(64));
canvas->drawText(text, len, 0, 0, paint);
paint.getTextPath(text, len, 0, 0, &path);
strokePath(canvas, path);
path.reset();
SkAutoTArray<SkPoint> pos(len);
SkAutoTArray<SkScalar> widths(len);
paint.getTextWidths(text, len, &widths[0]);
SkRandom rand;
SkScalar x = SkIntToScalar(20);
SkScalar y = SkIntToScalar(100);
for (int i = 0; i < len; ++i) {
pos[i].set(x, y + rand.nextSScalar1() * 24);
x += widths[i];
}
canvas->translate(0, SkIntToScalar(64));
canvas->drawPosText(text, len, &pos[0], paint);
paint.getPosTextPath(text, len, &pos[0], &path);
strokePath(canvas, path);
}
|
