1 /*
2 * Copyright 2014 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 "SkImageFilter.h"
10 #include "SkRandom.h"
11
12 #define WIDTH 640
13 #define HEIGHT 480
14
15 #define RESIZE_FACTOR SkIntToScalar(2)
16
DEF_SIMPLE_GM(imageresizetiled,canvas,WIDTH,HEIGHT)17 DEF_SIMPLE_GM(imageresizetiled, canvas, WIDTH, HEIGHT) {
18 SkPaint paint;
19 SkMatrix matrix;
20 matrix.setScale(RESIZE_FACTOR, RESIZE_FACTOR);
21 SkAutoTUnref<SkImageFilter> imageFilter(
22 SkImageFilter::CreateMatrixFilter(matrix, kNone_SkFilterQuality));
23 paint.setImageFilter(imageFilter.get());
24 const SkScalar tile_size = SkIntToScalar(100);
25 SkRect bounds;
26 canvas->getClipBounds(&bounds);
27 for (SkScalar y = 0; y < HEIGHT; y += tile_size) {
28 for (SkScalar x = 0; x < WIDTH; x += tile_size) {
29 canvas->save();
30 canvas->clipRect(SkRect::MakeXYWH(x, y, tile_size, tile_size));
31 canvas->scale(SkScalarInvert(RESIZE_FACTOR),
32 SkScalarInvert(RESIZE_FACTOR));
33 canvas->saveLayer(nullptr, &paint);
34 const char* str[] = {
35 "The quick",
36 "brown fox",
37 "jumped over",
38 "the lazy dog.",
39 };
40 SkPaint textPaint;
41 textPaint.setAntiAlias(true);
42 sk_tool_utils::set_portable_typeface(&textPaint);
43 textPaint.setTextSize(SkIntToScalar(100));
44 int posY = 0;
45 for (unsigned i = 0; i < SK_ARRAY_COUNT(str); i++) {
46 posY += 100;
47 canvas->drawText(str[i], strlen(str[i]), SkIntToScalar(0),
48 SkIntToScalar(posY), textPaint);
49 }
50 canvas->restore();
51 canvas->restore();
52 }
53 }
54 }
55