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authorCaio Marcelo de Oliveira Filho <caio.oliveira@openbossa.org>2009-08-13 21:33:18 (GMT)
committerCaio Marcelo de Oliveira Filho <caio.oliveira@openbossa.org>2009-08-13 21:33:18 (GMT)
commitac4239eb5eb68ee18864378f643b5f38a3d07af1 (patch)
tree48fb8e368b6cd7888c74cb27f4adc008c2451208 /tests/auto/qgraphicsanchorlayout/tst_qgraphicsanchorlayout.cpp
parent8014408e95b920b98214040a340f68750f38a53b (diff)
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QGraphicsAnchorLayout: test for proportional distribution
This test (which fails right now) check whether a sequential anchor is distributing proportionally the size between its parts. This should pass when we make calculateVertexPositions() work together with the simplified graph. Signed-off-by: Caio Marcelo de Oliveira Filho <caio.oliveira@openbossa.org> Reviewed-by: Artur Duque de Souza <artur.souza@openbossa.org>
Diffstat (limited to 'tests/auto/qgraphicsanchorlayout/tst_qgraphicsanchorlayout.cpp')
-rw-r--r--tests/auto/qgraphicsanchorlayout/tst_qgraphicsanchorlayout.cpp62
1 files changed, 62 insertions, 0 deletions
diff --git a/tests/auto/qgraphicsanchorlayout/tst_qgraphicsanchorlayout.cpp b/tests/auto/qgraphicsanchorlayout/tst_qgraphicsanchorlayout.cpp
index 8b46685..cacb3a6 100644
--- a/tests/auto/qgraphicsanchorlayout/tst_qgraphicsanchorlayout.cpp
+++ b/tests/auto/qgraphicsanchorlayout/tst_qgraphicsanchorlayout.cpp
@@ -16,6 +16,7 @@ private slots:
void snakeOppositeDirections();
void fairDistribution();
void fairDistributionOppositeDirections();
+ void proportionalPreferred();
void example();
};
@@ -547,6 +548,67 @@ void tst_QGraphicsAnchorLayout::fairDistributionOppositeDirections()
QCOMPARE(p.size(), layoutMaximumSize);
}
+void tst_QGraphicsAnchorLayout::proportionalPreferred()
+{
+ QSizeF min(0, 100);
+
+ QGraphicsWidget *a = createItem(min, QSizeF(10, 100), QSizeF(20, 100));
+ QGraphicsWidget *b = createItem(min, QSizeF(20, 100), QSizeF(30, 100));
+ QGraphicsWidget *c = createItem(min, QSizeF(14, 100), QSizeF(20, 100));
+ QGraphicsWidget *d = createItem(min, QSizeF(10, 100), QSizeF(20, 100));
+
+ QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
+ l->setContentsMargins(0, 0, 0, 0);
+
+ l->anchor(l, QGraphicsAnchorLayout::Top, a, QGraphicsAnchorLayout::Top, 0);
+ l->anchor(a, QGraphicsAnchorLayout::Bottom, b, QGraphicsAnchorLayout::Top, 0);
+ l->anchor(b, QGraphicsAnchorLayout::Bottom, c, QGraphicsAnchorLayout::Top, 0);
+ l->anchor(c, QGraphicsAnchorLayout::Bottom, d, QGraphicsAnchorLayout::Top, 0);
+ l->anchor(d, QGraphicsAnchorLayout::Bottom, l, QGraphicsAnchorLayout::Bottom, 0);
+
+ l->anchor(l, QGraphicsAnchorLayout::Left, a, QGraphicsAnchorLayout::Left, 0);
+ l->anchor(l, QGraphicsAnchorLayout::Left, b, QGraphicsAnchorLayout::Left, 0);
+ l->anchor(a, QGraphicsAnchorLayout::Right, c, QGraphicsAnchorLayout::Left, 0);
+ l->anchor(a, QGraphicsAnchorLayout::Right, d, QGraphicsAnchorLayout::Left, 0);
+ l->anchor(b, QGraphicsAnchorLayout::Right, l, QGraphicsAnchorLayout::Right, 0);
+ l->anchor(c, QGraphicsAnchorLayout::Right, l, QGraphicsAnchorLayout::Right, 0);
+ l->anchor(d, QGraphicsAnchorLayout::Right, l, QGraphicsAnchorLayout::Right, 0);
+
+ QCOMPARE(l->count(), 4);
+
+ QGraphicsWidget p;
+ p.setLayout(l);
+
+ QSizeF layoutMinimumSize = l->effectiveSizeHint(Qt::MinimumSize);
+ QSizeF layoutPreferredSize = l->effectiveSizeHint(Qt::PreferredSize);
+ QSizeF layoutMaximumSize = l->effectiveSizeHint(Qt::MaximumSize);
+
+ QCOMPARE(layoutMinimumSize, QSizeF(0, 400));
+ QCOMPARE(layoutPreferredSize, QSizeF(24, 400));
+ QCOMPARE(layoutMaximumSize, QSizeF(30, 400));
+
+ p.resize(layoutMinimumSize);
+ QCOMPARE(p.size(), layoutMinimumSize);
+
+ p.resize(layoutPreferredSize);
+ QCOMPARE(c->size().width(), d->size().width());
+ QCOMPARE(p.size(), layoutPreferredSize);
+
+ p.resize(layoutMaximumSize);
+ QCOMPARE(p.size(), layoutMaximumSize);
+
+ p.resize(QSizeF(12, 400));
+
+ // Proportionality between size given and preferred size, this
+ // should be respected in this graph for (a) and (b)|(c).
+ qreal factor = 12.0 / 24.0;
+
+ QCOMPARE(c->size().width(), d->size().width());
+ QCOMPARE(a->size().width() * factor, 10 * factor);
+ QCOMPARE(c->size().width() * factor, 14 * factor);
+ QCOMPARE(p.size(), QSizeF(12, 400));
+}
+
void tst_QGraphicsAnchorLayout::example()
{
QSizeF min(30, 100);