275     item->reset();

   275     item->reset();

   276 

   276 

   277     // Make sure installing the effect triggers a repaint.

   277     // Make sure installing the effect triggers a repaint.

   278     CustomEffect *effect = new CustomEffect;

   278     CustomEffect *effect = new CustomEffect;

   279     item->setGraphicsEffect(effect);

   279     item->setGraphicsEffect(effect);

   283 

   282 

   284     // Make sure QPainter* and QStyleOptionGraphicsItem* stays persistent

   283     // Make sure QPainter* and QStyleOptionGraphicsItem* stays persistent

   285     // during QGraphicsEffect::draw/QGraphicsItem::paint.

   284     // during QGraphicsEffect::draw/QGraphicsItem::paint.

   286     QVERIFY(effect->m_painter);

   285     QVERIFY(effect->m_painter);

   287     QCOMPARE(effect->m_painter, item->m_painter);

   286     QCOMPARE(effect->m_painter, item->m_painter);

   291     effect->reset();

   290     effect->reset();

   292     item->reset();

   291     item->reset();

   293 

   292 

   294     // Make sure updating the source triggers a repaint.

   293     // Make sure updating the source triggers a repaint.

   295     item->update();

   294     item->update();

   299     QVERIFY(effect->m_sourceChangedFlags & QGraphicsEffect::SourceInvalidated);

   297     QVERIFY(effect->m_sourceChangedFlags & QGraphicsEffect::SourceInvalidated);

   300     effect->reset();

   298     effect->reset();

   301     item->reset();

   299     item->reset();

   302 

   300 

   303     // Make sure changing the effect's bounding rect triggers a repaint.

   301     // Make sure changing the effect's bounding rect triggers a repaint.

   304     effect->setMargin(20);

   302     effect->setMargin(20);

   308     effect->reset();

   305     effect->reset();

   309     item->reset();

   306     item->reset();

   310 

   307 

   311     // Make sure change the item's bounding rect triggers a repaint.

   308     // Make sure change the item's bounding rect triggers a repaint.

   312     item->setRect(0, 0, 50, 50);

   309     item->setRect(0, 0, 50, 50);

   316     QVERIFY(effect->m_sourceChangedFlags & QGraphicsEffect::SourceBoundingRectChanged);

   312     QVERIFY(effect->m_sourceChangedFlags & QGraphicsEffect::SourceBoundingRectChanged);

   317     effect->reset();

   313     effect->reset();

   318     item->reset();

   314     item->reset();

   319 

   315 

   320     // Make sure the effect is the one to issue a repaint of the item.

   316     // Make sure the effect is the one to issue a repaint of the item.

   321     effect->doNothingInDraw = true;

   317     effect->doNothingInDraw = true;

   322     item->update();

   318     item->update();

   325     QCOMPARE(item->numRepaints, 0);

   320     QCOMPARE(item->numRepaints, 0);

   326     effect->doNothingInDraw = false;

   321     effect->doNothingInDraw = false;

   327     effect->reset();

   322     effect->reset();

   328     item->reset();

   323     item->reset();

   329 

   324 

   334     QCOMPARE(item->numRepaints, 1);

   329     QCOMPARE(item->numRepaints, 1);

   335     effect->reset();

   330     effect->reset();

   336     item->reset();

   331     item->reset();

   337 

   332 

   338     effect->setEnabled(true);

   333     effect->setEnabled(true);

   342     effect->reset();

   336     effect->reset();

   343     item->reset();

   337     item->reset();

   344 

   338 

   345     // Effect is already enabled; nothing should happen.

   339     // Effect is already enabled; nothing should happen.

   346     effect->setEnabled(true);

   340     effect->setEnabled(true);

   350 

   344 

   351     // Make sure uninstalling an effect triggers a repaint.

   345     // Make sure uninstalling an effect triggers a repaint.

   352     QPointer<CustomEffect> ptr = effect;

   346     QPointer<CustomEffect> ptr = effect;

   353     item->setGraphicsEffect(0);

   347     item->setGraphicsEffect(0);

   354     QVERIFY(!ptr);

   348     QVERIFY(!ptr);

   357 }

   350 }

   358 

   351 

   359 void tst_QGraphicsEffect::opacity()

   352 void tst_QGraphicsEffect::opacity()

   360 {

   353 {

   361     // Make sure the painter's opacity is correct in QGraphicsEffect::draw.

   354     // Make sure the painter's opacity is correct in QGraphicsEffect::draw.

   513     view.show();

   506     view.show();

   514     QTest::qWaitForWindowShown(&view);

   507     QTest::qWaitForWindowShown(&view);

   515     QTRY_VERIFY(effect->repaints >= 1);

   508     QTRY_VERIFY(effect->repaints >= 1);

   516 

   509 

   517     item->rotate(180);

   510     item->rotate(180);

   519 

   511 

   520     QTRY_VERIFY(effect->repaints >= 2);

   512     QTRY_VERIFY(effect->repaints >= 2);

   521 }

   513 }

   522 

   514 

   523 class DeviceEffect : public QGraphicsEffect

   515 class DeviceEffect : public QGraphicsEffect

   558 

   550 

   559     QTRY_VERIFY(item->numRepaints >= 1);

   551     QTRY_VERIFY(item->numRepaints >= 1);

   560     int numRepaints = item->numRepaints;

   552     int numRepaints = item->numRepaints;

   561 

   553 

   562     item->translate(10, 0);

   554     item->translate(10, 0);

   566 }

   557 }

   567 

   558 

   568 void tst_QGraphicsEffect::inheritOpacity()

   559 void tst_QGraphicsEffect::inheritOpacity()

   569 {

   560 {

   570     QGraphicsScene scene;

   561     QGraphicsScene scene;

   586     QTRY_VERIFY(item->numRepaints >= 1);

   577     QTRY_VERIFY(item->numRepaints >= 1);

   587 

   578 

   588     int numRepaints = item->numRepaints;

   579     int numRepaints = item->numRepaints;

   589 

   580 

   590     rectItem->setOpacity(1);

   581     rectItem->setOpacity(1);

   592 

   582 

   593     // item should have been rerendered due to opacity changing

   583     // item should have been rerendered due to opacity changing

   594     QTRY_VERIFY(item->numRepaints > numRepaints);

   584     QTRY_VERIFY(item->numRepaints > numRepaints);

   595 }

   585 }

   596 

   586