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
13DEF_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