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author | axis <qt-info@nokia.com> | 2009-04-24 14:03:55 (GMT) |
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committer | axis <qt-info@nokia.com> | 2009-04-27 07:09:01 (GMT) |
commit | e74c8dc65e2feffb9a55d00aee5ca634fba41df8 (patch) | |
tree | 3a131f9235fb6a455793178d8313655e4fd0036e /examples/graphicsview | |
parent | 8f427b2b914d5b575a4a7c0ed65d2fb8f45acc76 (diff) | |
parent | 211bea9838bcc2acd7f54b65468fe1be2d81b1e0 (diff) | |
download | Qt-e74c8dc65e2feffb9a55d00aee5ca634fba41df8.zip Qt-e74c8dc65e2feffb9a55d00aee5ca634fba41df8.tar.gz Qt-e74c8dc65e2feffb9a55d00aee5ca634fba41df8.tar.bz2 |
Merge branch '4.5' of git@scm.dev.nokia.troll.no:qt/qt
Configure.exe recompiled with MSVC6.
Conflicts:
configure.exe
examples/network/network.pro
src/gui/dialogs/qfiledialog_p.h
src/gui/dialogs/qfilesystemmodel_p.h
src/gui/kernel/qapplication.cpp
tests/auto/_Categories/qmake.txt
tests/auto/qfile/test/test.pro
tests/auto/qfile/tst_qfile.cpp
tests/auto/qlibrary/tst_qlibrary.cpp
tests/auto/qline/tst_qline.cpp
tests/auto/qstyle/tst_qstyle.cpp
tests/auto/qtextstream/tst_qtextstream.cpp
tests/auto/qtranslator/qtranslator.pro
tests/auto/qwaitcondition/tst_qwaitcondition.cpp
translations/qt_ja_JP.ts
Diffstat (limited to 'examples/graphicsview')
-rw-r--r-- | examples/graphicsview/collidingmice/main.cpp | 4 | ||||
-rw-r--r-- | examples/graphicsview/collidingmice/mouse.cpp | 5 | ||||
-rw-r--r-- | examples/graphicsview/collidingmice/mouse.h | 7 | ||||
-rw-r--r-- | examples/graphicsview/elasticnodes/edge.cpp | 18 |
4 files changed, 22 insertions, 12 deletions
diff --git a/examples/graphicsview/collidingmice/main.cpp b/examples/graphicsview/collidingmice/main.cpp index 4a44481..23c91b0 100644 --- a/examples/graphicsview/collidingmice/main.cpp +++ b/examples/graphicsview/collidingmice/main.cpp @@ -83,6 +83,10 @@ int main(int argc, char **argv) view.resize(400, 300); view.show(); + QTimer timer; + QObject::connect(&timer, SIGNAL(timeout()), &scene, SLOT(advance())); + timer.start(1000 / 33); + return app.exec(); } //! [6] diff --git a/examples/graphicsview/collidingmice/mouse.cpp b/examples/graphicsview/collidingmice/mouse.cpp index 1d10574..bbdb4e3 100644 --- a/examples/graphicsview/collidingmice/mouse.cpp +++ b/examples/graphicsview/collidingmice/mouse.cpp @@ -65,7 +65,6 @@ Mouse::Mouse() color(qrand() % 256, qrand() % 256, qrand() % 256) { rotate(qrand() % (360 * 16)); - startTimer(1000 / 33); } //! [0] @@ -123,8 +122,10 @@ void Mouse::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget * //! [3] //! [4] -void Mouse::timerEvent(QTimerEvent *) +void Mouse::advance(int step) { + if (!step) + return; //! [4] // Don't move too far away //! [5] diff --git a/examples/graphicsview/collidingmice/mouse.h b/examples/graphicsview/collidingmice/mouse.h index 832ea53..c08ce4a 100644 --- a/examples/graphicsview/collidingmice/mouse.h +++ b/examples/graphicsview/collidingmice/mouse.h @@ -43,13 +43,10 @@ #define MOUSE_H #include <QGraphicsItem> -#include <QObject> //! [0] -class Mouse : public QObject, public QGraphicsItem +class Mouse : public QGraphicsItem { - Q_OBJECT - public: Mouse(); @@ -59,7 +56,7 @@ public: QWidget *widget); protected: - void timerEvent(QTimerEvent *event); + void advance(int step); private: qreal angle; diff --git a/examples/graphicsview/elasticnodes/edge.cpp b/examples/graphicsview/elasticnodes/edge.cpp index 4018c25..eb02143 100644 --- a/examples/graphicsview/elasticnodes/edge.cpp +++ b/examples/graphicsview/elasticnodes/edge.cpp @@ -93,11 +93,16 @@ void Edge::adjust() QLineF line(mapFromItem(source, 0, 0), mapFromItem(dest, 0, 0)); qreal length = line.length(); - QPointF edgeOffset((line.dx() * 10) / length, (line.dy() * 10) / length); prepareGeometryChange(); - sourcePoint = line.p1() + edgeOffset; - destPoint = line.p2() - edgeOffset; + + if (length > qreal(20.)) { + QPointF edgeOffset((line.dx() * 10) / length, (line.dy() * 10) / length); + sourcePoint = line.p1() + edgeOffset; + destPoint = line.p2() - edgeOffset; + } else { + sourcePoint = destPoint = line.p1(); + } } QRectF Edge::boundingRect() const @@ -119,12 +124,15 @@ void Edge::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) if (!source || !dest) return; - // Draw the line itself QLineF line(sourcePoint, destPoint); + if (qFuzzyCompare(line.length(), qreal(0.))) + return; + + // Draw the line itself painter->setPen(QPen(Qt::black, 1, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin)); painter->drawLine(line); - // Draw the arrows if there's enough room + // Draw the arrows double angle = ::acos(line.dx() / line.length()); if (line.dy() >= 0) angle = TwoPi - angle; |