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41
42
43 #include <QtTest/QtTest>
44 #include <QtGui/private/qpixmapdata_p.h>
45 #include <QtGui/private/qnativeimagehandleprovider_p.h>
46 #include <QScopedPointer>
47 #include <QPixmap>
48 #if defined(Q_OS_SYMBIAN) && !defined(QT_NO_OPENVG)
49 #include <fbs.h>
50 #include <bitdev.h>
51 #include <QtOpenVG/private/qpixmapdata_vg_p.h>
52 #endif
53
pixmapFromNativeImageHandleProvider(QNativeImageHandleProvider * source)54 QPixmap pixmapFromNativeImageHandleProvider(QNativeImageHandleProvider *source)
55 {
56 #if defined(Q_OS_SYMBIAN) && !defined(QT_NO_OPENVG)
57 if (!source)
58 return QPixmap();
59 QScopedPointer<QPixmapData> pd(QPixmapData::create(0, 0, QPixmapData::PixmapType));
60 pd->fromNativeType(source, QPixmapData::NativeImageHandleProvider);
61 return QPixmap(pd.take());
62 #else
63 Q_UNUSED(source);
64 return QPixmap();
65 #endif
66 }
67
68 class DummyProvider : public QNativeImageHandleProvider
69 {
70 public:
71 void get(void **handle, QString *type);
72 void release(void *handle, const QString &type);
73 };
74
get(void ** handle,QString * type)75 void DummyProvider::get(void **handle, QString *type)
76 {
77 *handle = (void *) 0x12345678;
78 *type = "some dummy type";
79 }
80
release(void * handle,const QString & type)81 void DummyProvider::release(void *handle, const QString &type)
82 {
83 Q_UNUSED(handle);
84 Q_UNUSED(type);
85 }
86
87 #if defined(Q_OS_SYMBIAN) && !defined(QT_NO_OPENVG)
88 class BitmapProvider : public QNativeImageHandleProvider
89 {
90 public:
BitmapProvider()91 BitmapProvider() : bmp(0), refCount(0), w(50), h(60) { }
92 void get(void **handle, QString *type);
93 void release(void *handle, const QString &type);
94
95 CFbsBitmap *bmp;
96 int refCount, w, h;
97 void *returnedHandle;
98 QString returnedType;
99 };
100
get(void ** handle,QString * type)101 void BitmapProvider::get(void **handle, QString *type)
102 {
103 // There may not be a release() if the get() fails so don't bother with
104 // refcounting in such cases.
105 if (bmp)
106 ++refCount;
107 returnedType = QLatin1String("CFbsBitmap");
108 returnedHandle = bmp;
109 *handle = returnedHandle;
110 *type = returnedType;
111 }
112
release(void * handle,const QString & type)113 void BitmapProvider::release(void *handle, const QString &type)
114 {
115 if (handle == returnedHandle && type == returnedType && returnedHandle) {
116 --refCount;
117 }
118 }
119 #endif // symbian & openvg
120
121 class tst_NativeImageHandleProvider : public QObject
122 {
123 Q_OBJECT
124
125 public:
tst_NativeImageHandleProvider()126 tst_NativeImageHandleProvider() { }
127
128 private slots:
129 void create();
130 void bitmap();
131 void hibernate();
132 };
133
create()134 void tst_NativeImageHandleProvider::create()
135 {
136 QPixmap pm = pixmapFromNativeImageHandleProvider(0);
137 QVERIFY(pm.isNull());
138 QPixmap tmp(10, 20);
139 if (tmp.pixmapData()->classId() == QPixmapData::OpenVGClass) {
140 // Verify that null pixmap is properly returned when get() provides bogus results.
141 DummyProvider prov;
142 pm = pixmapFromNativeImageHandleProvider(&prov);
143 QVERIFY(pm.isNull());
144 pm = QPixmap();
145 } else {
146 QSKIP("Not openvg, skipping non-trivial tests", SkipSingle);
147 }
148 }
149
bitmap()150 void tst_NativeImageHandleProvider::bitmap()
151 {
152 #if defined(Q_OS_SYMBIAN) && !defined(QT_NO_OPENVG)
153 QPixmap tmp(10, 20);
154 if (tmp.pixmapData()->classId() == QPixmapData::OpenVGClass) {
155 BitmapProvider prov;
156
157 // This should fail because of null ptr.
158 QPixmap pm = pixmapFromNativeImageHandleProvider(&prov);
159 QVERIFY(pm.isNull());
160 pm = QPixmap();
161 QCOMPARE(prov.refCount, 0);
162
163 prov.bmp = new CFbsBitmap;
164 QCOMPARE(prov.bmp->Create(TSize(prov.w, prov.h), EColor16MAP), KErrNone);
165 CFbsBitmapDevice *bitmapDevice = CFbsBitmapDevice::NewL(prov.bmp);
166 CBitmapContext *bitmapContext = 0;
167 QCOMPARE(bitmapDevice->CreateBitmapContext(bitmapContext), KErrNone);
168 TRgb symbianColor = TRgb(255, 200, 100);
169 bitmapContext->SetBrushColor(symbianColor);
170 bitmapContext->Clear();
171 delete bitmapContext;
172 delete bitmapDevice;
173
174 pm = pixmapFromNativeImageHandleProvider(&prov);
175 QVERIFY(!pm.isNull());
176 QCOMPARE(pm.width(), prov.w);
177 QCOMPARE(pm.height(), prov.h);
178 QVERIFY(prov.refCount == 1);
179 QImage img = pm.toImage();
180 QVERIFY(prov.refCount == 1);
181 QRgb pix = img.pixel(QPoint(1, 2));
182 QCOMPARE(qRed(pix), symbianColor.Red());
183 QCOMPARE(qGreen(pix), symbianColor.Green());
184 QCOMPARE(qBlue(pix), symbianColor.Blue());
185
186 pm = QPixmap(); // should result in calling release
187 QCOMPARE(prov.refCount, 0);
188 delete prov.bmp;
189 } else {
190 QSKIP("Not openvg", SkipSingle);
191 }
192 #else
193 QSKIP("Not applicable", SkipSingle);
194 #endif
195 }
196
hibernate()197 void tst_NativeImageHandleProvider::hibernate()
198 {
199 #if defined(Q_OS_SYMBIAN) && !defined(QT_NO_OPENVG)
200 QPixmap tmp(10, 20);
201 if (tmp.pixmapData()->classId() == QPixmapData::OpenVGClass) {
202 BitmapProvider prov;
203 prov.bmp = new CFbsBitmap;
204 QCOMPARE(prov.bmp->Create(TSize(prov.w, prov.h), EColor16MAP), KErrNone);
205
206 QPixmap pm = pixmapFromNativeImageHandleProvider(&prov);
207 QCOMPARE(prov.refCount, 1);
208
209 QVGPixmapData *vgpd = static_cast<QVGPixmapData *>(pm.pixmapData());
210 vgpd->hibernate();
211 QCOMPARE(prov.refCount, 0);
212
213 // Calling toVGImage() may cause some warnings as we don't have a gui initialized,
214 // but the only thing we care about here is get() being called.
215 vgpd->toVGImage();
216 QCOMPARE(prov.refCount, 1);
217
218 pm = QPixmap();
219 QCOMPARE(prov.refCount, 0);
220 delete prov.bmp;
221 } else {
222 QSKIP("Not openvg", SkipSingle);
223 }
224 #else
225 QSKIP("Not applicable", SkipSingle);
226 #endif
227 }
228
main(int argc,char * argv[])229 int main(int argc, char *argv[])
230 {
231 QApplication::setGraphicsSystem("openvg");
232 QApplication app(argc, argv);
233 tst_NativeImageHandleProvider tc;
234 return QTest::qExec(&tc, argc, argv);
235 }
236
237 #include "tst_nativeimagehandleprovider.moc"
238