skia2/tests/AnnotationTest.cpp

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/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkAnnotation.h"
#include "SkBitmap.h"
#include "SkCanvas.h"
#include "SkColor.h"
#include "SkData.h"
#include "SkDocument.h"
#include "SkPoint.h"
#include "SkRect.h"
#include "SkRefCnt.h"
#include "SkScalar.h"
#include "SkStream.h"
#include "SkTypes.h"
#include "Test.h"
#include <string.h>
#include <memory>
/** Returns true if data (may contain null characters) contains needle (null
* terminated). */
static bool ContainsString(const char* data, size_t dataSize, const char* needle) {
size_t nSize = strlen(needle);
for (size_t i = 0; i < dataSize - nSize; i++) {
if (strncmp(&data[i], needle, nSize) == 0) {
return true;
}
}
return false;
}
DEF_TEST(Annotation_NoDraw, reporter) {
SkBitmap bm;
bm.allocN32Pixels(10, 10);
bm.eraseColor(SK_ColorTRANSPARENT);
SkCanvas canvas(bm);
SkRect r = SkRect::MakeWH(SkIntToScalar(10), SkIntToScalar(10));
sk_sp<SkData> data(SkData::MakeWithCString("http://www.gooogle.com"));
REPORTER_ASSERT(reporter, 0 == *bm.getAddr32(0, 0));
SkAnnotateRectWithURL(&canvas, r, data.get());
REPORTER_ASSERT(reporter, 0 == *bm.getAddr32(0, 0));
}
DEF_TEST(Annotation_PdfLink, reporter) {
REQUIRE_PDF_DOCUMENT(Annotation_PdfLink, reporter);
SkDynamicMemoryWStream outStream;
sk_sp<SkDocument> doc(SkDocument::MakePDF(&outStream));
SkCanvas* canvas = doc->beginPage(612.0f, 792.0f);
REPORTER_ASSERT(reporter, canvas);
SkRect r = SkRect::MakeXYWH(SkIntToScalar(72), SkIntToScalar(72),
SkIntToScalar(288), SkIntToScalar(72));
sk_sp<SkData> data(SkData::MakeWithCString("http://www.gooogle.com"));
SkAnnotateRectWithURL(canvas, r, data.get());
doc->close();
sk_sp<SkData> out = outStream.detachAsData();
const char* rawOutput = (const char*)out->data();
REPORTER_ASSERT(reporter, ContainsString(rawOutput, out->size(), "/Annots "));
}
DEF_TEST(Annotation_PdfDefineNamedDestination, reporter) {
REQUIRE_PDF_DOCUMENT(Annotation_PdfNamedDestination, reporter);
SkDynamicMemoryWStream outStream;
sk_sp<SkDocument> doc(SkDocument::MakePDF(&outStream));
SkCanvas* canvas = doc->beginPage(612.0f, 792.0f);
REPORTER_ASSERT(reporter, canvas);
SkPoint p = SkPoint::Make(SkIntToScalar(72), SkIntToScalar(72));
sk_sp<SkData> data(SkData::MakeWithCString("example"));
SkAnnotateNamedDestination(canvas, p, data.get());
doc->close();
sk_sp<SkData> out = outStream.detachAsData();
const char* rawOutput = (const char*)out->data();
REPORTER_ASSERT(reporter,
ContainsString(rawOutput, out->size(), "/example "));
}
#if defined(SK_XML)
#include "SkSVGCanvas.h"
#include "SkXMLWriter.h"
DEF_TEST(Annotation_SvgLink, reporter) {
SkDynamicMemoryWStream outStream;
std::unique_ptr<SkXMLWriter> xmlWriter(new SkXMLStreamWriter(&outStream));
SkRect bounds = SkRect::MakeIWH(400, 400);
std::unique_ptr<SkCanvas> canvas = SkSVGCanvas::Make(bounds, xmlWriter.get());
SkRect r = SkRect::MakeXYWH(SkIntToScalar(72), SkIntToScalar(72), SkIntToScalar(288),
SkIntToScalar(72));
sk_sp<SkData> data(SkData::MakeWithCString("http://www.gooogle.com"));
SkAnnotateRectWithURL(canvas.get(), r, data.get());
canvas->flush();
sk_sp<SkData> out = outStream.detachAsData();
const char* rawOutput = (const char*)out->data();
REPORTER_ASSERT(reporter,
ContainsString(rawOutput, out->size(), "a xlink:href=\"http://www.gooogle.com\""));
}
DEF_TEST(Annotation_SvgLinkNamedDestination, reporter) {
SkDynamicMemoryWStream outStream;
std::unique_ptr<SkXMLWriter> xmlWriter(new SkXMLStreamWriter(&outStream));
SkRect bounds = SkRect::MakeIWH(400, 400);
std::unique_ptr<SkCanvas> canvas = SkSVGCanvas::Make(bounds, xmlWriter.get());
SkRect r = SkRect::MakeXYWH(SkIntToScalar(72), SkIntToScalar(72), SkIntToScalar(288),
SkIntToScalar(72));
sk_sp<SkData> data(SkData::MakeWithCString("http://www.gooogle.com/#NamedDestination"));
SkAnnotateLinkToDestination(canvas.get(), r, data.get());
canvas->flush();
sk_sp<SkData> out = outStream.detachAsData();
const char* rawOutput = (const char*)out->data();
REPORTER_ASSERT(reporter,
ContainsString(rawOutput, out->size(),
"a xlink:href=\"http://www.gooogle.com/#NamedDestination\""));
}
#endif