1
2/*
3 * Copyright 2011 Google Inc.
4 *
5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file.
7 */
8#include "SkAnnotation.h"
9#include "SkCanvas.h"
10#include "SkData.h"
11#include "SkDocument.h"
12#include "SkStream.h"
13#include "Test.h"
14
15/** Returns true if data (may contain null characters) contains needle (null
16 *  terminated). */
17static bool ContainsString(const char* data, size_t dataSize, const char* needle) {
18    size_t nSize = strlen(needle);
19    for (size_t i = 0; i < dataSize - nSize; i++) {
20        if (strncmp(&data[i], needle, nSize) == 0) {
21            return true;
22        }
23    }
24    return false;
25}
26
27DEF_TEST(Annotation_NoDraw, reporter) {
28    SkBitmap bm;
29    bm.allocN32Pixels(10, 10);
30    bm.eraseColor(SK_ColorTRANSPARENT);
31
32    SkCanvas canvas(bm);
33    SkRect r = SkRect::MakeWH(SkIntToScalar(10), SkIntToScalar(10));
34
35    SkAutoDataUnref data(SkData::NewWithCString("http://www.gooogle.com"));
36
37    REPORTER_ASSERT(reporter, 0 == *bm.getAddr32(0, 0));
38    SkAnnotateRectWithURL(&canvas, r, data.get());
39    REPORTER_ASSERT(reporter, 0 == *bm.getAddr32(0, 0));
40}
41
42DEF_TEST(Annotation_PdfLink, reporter) {
43    SkDynamicMemoryWStream outStream;
44    SkAutoTUnref<SkDocument> doc(SkDocument::CreatePDF(&outStream));
45    SkCanvas* canvas = doc->beginPage(612.0f, 792.0f);
46    REPORTER_ASSERT(reporter, canvas);
47
48    SkRect r = SkRect::MakeXYWH(SkIntToScalar(72), SkIntToScalar(72),
49                                SkIntToScalar(288), SkIntToScalar(72));
50    SkAutoDataUnref data(SkData::NewWithCString("http://www.gooogle.com"));
51    SkAnnotateRectWithURL(canvas, r, data.get());
52
53    REPORTER_ASSERT(reporter, doc->close());
54    SkAutoDataUnref out(outStream.copyToData());
55    const char* rawOutput = (const char*)out->data();
56
57    REPORTER_ASSERT(reporter, ContainsString(rawOutput, out->size(), "/Annots "));
58}
59
60DEF_TEST(Annotation_NamedDestination, reporter) {
61    SkDynamicMemoryWStream outStream;
62    SkAutoTUnref<SkDocument> doc(SkDocument::CreatePDF(&outStream));
63    SkCanvas* canvas = doc->beginPage(612.0f, 792.0f);
64    REPORTER_ASSERT(reporter, canvas);
65
66    SkPoint p = SkPoint::Make(SkIntToScalar(72), SkIntToScalar(72));
67    SkAutoDataUnref data(SkData::NewWithCString("example"));
68    SkAnnotateNamedDestination(canvas, p, data.get());
69
70    REPORTER_ASSERT(reporter, doc->close());
71    SkAutoDataUnref out(outStream.copyToData());
72    const char* rawOutput = (const char*)out->data();
73
74    REPORTER_ASSERT(reporter,
75        ContainsString(rawOutput, out->size(), "/example "));
76}
77