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 "include/core/SkBitmap.h"
9#include "include/core/SkColor.h"
10#include "include/core/SkImageInfo.h"
11#include "include/core/SkRect.h"
12#include "include/core/SkTypes.h"
13#include "tests/Test.h"
14
15DEF_TEST(GetColor, reporter) {
16    static const struct Rec {
17        SkColorType fColorType;
18        SkColor     fInColor;
19        SkColor     fOutColor;
20    } gRec[] = {
21        // todo: add some tests that involve alpha, so we exercise the
22        // unpremultiply aspect of getColor()
23        {   kAlpha_8_SkColorType,   0xFF000000,     0xFF000000  },
24        {   kAlpha_8_SkColorType,   0,              0           },
25        {   kRGB_565_SkColorType,   0xFF00FF00,     0xFF00FF00  },
26        {   kRGB_565_SkColorType,   0xFFFF00FF,     0xFFFF00FF  },
27        {   kN32_SkColorType,       0xFFFFFFFF,     0xFFFFFFFF  },
28        {   kN32_SkColorType,       0,              0           },
29        {   kN32_SkColorType,       0xFF224466,     0xFF224466  },
30    };
31
32    // specify an area that doesn't touch (0,0) and may extend beyond the
33    // bitmap bounds (to test that we catch that in eraseArea
34    const SkColor initColor = 0xFF0000FF;
35    const SkIRect area = { 1, 1, 3, 3 };
36
37    for (size_t i = 0; i < SK_ARRAY_COUNT(gRec); i++) {
38        SkImageInfo info = SkImageInfo::Make(2, 2, gRec[i].fColorType,
39                                             kPremul_SkAlphaType);
40        SkBitmap bm;
41        uint32_t storage[4];
42        bm.installPixels(info, storage, info.minRowBytes());
43
44        bm.eraseColor(initColor);
45        bm.eraseArea(area, gRec[i].fInColor);
46
47        SkColor c = bm.getColor(1, 1);
48        REPORTER_ASSERT(reporter, c == gRec[i].fOutColor);
49    }
50}
51