1 /*
2 * Copyright 2012 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8 #include "gm.h"
9 #include "SkCanvas.h"
10 #include "SkPaint.h"
11 #include "SkPath.h"
12 #include "SkRandom.h"
13 #include "SkTemplates.h"
14
strokePath(SkCanvas * canvas,const SkPath & path)15 static void strokePath(SkCanvas* canvas, const SkPath& path) {
16 SkPaint paint;
17 paint.setAntiAlias(true);
18 paint.setColor(SK_ColorRED);
19 paint.setStyle(SkPaint::kStroke_Style);
20 canvas->drawPath(path, paint);
21 }
22 DEF_SIMPLE_GM(getpostextpath, canvas, 480, 780) {
23 // explicitly add spaces, to test a prev. bug
24 const char* text = "Ham bur ge fons";
25 int len = SkToInt(strlen(text));
26 SkPath path;
27
28 SkPaint paint;
29 paint.setAntiAlias(true);
30 sk_tool_utils::set_portable_typeface(&paint);
31 paint.setTextSize(SkIntToScalar(48));
32
33 canvas->translate(SkIntToScalar(10), SkIntToScalar(64));
34
35 canvas->drawText(text, len, 0, 0, paint);
36 paint.getTextPath(text, len, 0, 0, &path);
37 strokePath(canvas, path);
38 path.reset();
39
40 SkAutoTArray<SkPoint> pos(len);
41 SkAutoTArray<SkScalar> widths(len);
42 paint.getTextWidths(text, len, &widths[0]);
43
44 SkRandom rand;
45 SkScalar x = SkIntToScalar(20);
46 SkScalar y = SkIntToScalar(100);
47 for (int i = 0; i < len; ++i) {
48 pos[i].set(x, y + rand.nextSScalar1() * 24);
49 x += widths[i];
50 }
51
52 canvas->translate(0, SkIntToScalar(64));
53
54 canvas->drawPosText(text, len, &pos[0], paint);
55 paint.getPosTextPath(text, len, &pos[0], &path);
56 strokePath(canvas, path);
57 }
58