1 /*
2 * Copyright 2011 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 "SkBitmap.h"
9 #include "SkRandom.h"
10 #include "SkRect.h"
11 #include "Test.h"
12
DEF_TEST(GetColor,reporter)13 DEF_TEST(GetColor, reporter) {
14 static const struct Rec {
15 SkColorType fColorType;
16 SkColor fInColor;
17 SkColor fOutColor;
18 } gRec[] = {
19 // todo: add some tests that involve alpha, so we exercise the
20 // unpremultiply aspect of getColor()
21 { kAlpha_8_SkColorType, 0xFF000000, 0xFF000000 },
22 { kAlpha_8_SkColorType, 0, 0 },
23 { kRGB_565_SkColorType, 0xFF00FF00, 0xFF00FF00 },
24 { kRGB_565_SkColorType, 0xFFFF00FF, 0xFFFF00FF },
25 { kN32_SkColorType, 0xFFFFFFFF, 0xFFFFFFFF },
26 { kN32_SkColorType, 0, 0 },
27 { kN32_SkColorType, 0xFF224466, 0xFF224466 },
28 };
29
30 // specify an area that doesn't touch (0,0) and may extend beyond the
31 // bitmap bounds (to test that we catch that in eraseArea
32 const SkColor initColor = 0xFF0000FF;
33 const SkIRect area = { 1, 1, 3, 3 };
34
35 for (size_t i = 0; i < SK_ARRAY_COUNT(gRec); i++) {
36 SkImageInfo info = SkImageInfo::Make(2, 2, gRec[i].fColorType,
37 kPremul_SkAlphaType);
38 SkBitmap bm;
39 uint32_t storage[4];
40 bm.installPixels(info, storage, info.minRowBytes());
41
42 bm.eraseColor(initColor);
43 bm.eraseArea(area, gRec[i].fInColor);
44
45 SkColor c = bm.getColor(1, 1);
46 REPORTER_ASSERT(reporter, c == gRec[i].fOutColor);
47 }
48 }
49