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#include <QtTest/QtTest>
#include <qlistmodelinterface.h>
#include <qmlview.h>
#include <qfxpathview.h>
#include <qfxtext.h>
#include <qfxrect.h>
#include <qmlcontext.h>
#include <qmlexpression.h>
class tst_QmlGraphicsPathView : public QObject
{
Q_OBJECT
public:
tst_QmlGraphicsPathView();
private slots:
void items();
void pathMoved();
void limitedItems();
private:
QmlView *createView(const QString &filename);
template<typename T>
T *findItem(QmlGraphicsItem *parent, const QString &id, int index=-1);
};
class TestModel : public QListModelInterface
{
Q_OBJECT
public:
TestModel(QObject *parent = 0) : QListModelInterface(parent) {}
~TestModel() {}
enum Roles { Name, Number };
QString name(int index) const { return list.at(index).first; }
QString number(int index) const { return list.at(index).second; }
int count() const { return list.count(); }
QList<int> roles() const { return QList<int>() << Name << Number; }
QString toString(int role) const {
switch(role) {
case Name:
return "name";
case Number:
return "number";
default:
return "";
}
}
QHash<int, QVariant> data(int index, const QList<int> &roles) const {
QHash<int,QVariant> returnHash;
for (int i = 0; i < roles.size(); ++i) {
int role = roles.at(i);
QVariant info;
switch(role) {
case Name:
info = list.at(index).first;
break;
case Number:
info = list.at(index).second;
break;
default:
break;
}
returnHash.insert(role, info);
}
return returnHash;
}
void addItem(const QString &name, const QString &number) {
list.append(QPair<QString,QString>(name, number));
emit itemsInserted(list.count()-1, 1);
}
void insertItem(int index, const QString &name, const QString &number) {
list.insert(index, QPair<QString,QString>(name, number));
emit itemsInserted(index, 1);
}
void removeItem(int index) {
list.removeAt(index);
emit itemsRemoved(index, 1);
}
void modifyItem(int index, const QString &name, const QString &number) {
list[index] = QPair<QString,QString>(name, number);
emit itemsChanged(index, 1, roles());
}
private:
QList<QPair<QString,QString> > list;
};
tst_QmlGraphicsPathView::tst_QmlGraphicsPathView()
{
}
void tst_QmlGraphicsPathView::items()
{
QmlView *canvas = createView(SRCDIR "/data/pathview.qml");
TestModel model;
model.addItem("Fred", "12345");
model.addItem("John", "2345");
model.addItem("Bob", "54321");
QmlContext *ctxt = canvas->rootContext();
ctxt->setContextProperty("testModel", &model);
canvas->execute();
qApp->processEvents();
QmlGraphicsPathView *pathview = findItem<QmlGraphicsPathView>(canvas->root(), "view");
QVERIFY(pathview != 0);
QCOMPARE(pathview->childItems().count(), model.count()); // assumes all are visible
for (int i = 0; i < model.count(); ++i) {
QmlGraphicsText *name = findItem<QmlGraphicsText>(pathview, "textName", i);
QVERIFY(name != 0);
QCOMPARE(name->text(), model.name(i));
QmlGraphicsText *number = findItem<QmlGraphicsText>(pathview, "textNumber", i);
QVERIFY(number != 0);
QCOMPARE(number->text(), model.number(i));
}
delete canvas;
}
void tst_QmlGraphicsPathView::pathMoved()
{
QmlView *canvas = createView(SRCDIR "/data/pathview.qml");
TestModel model;
model.addItem("Ben", "12345");
model.addItem("Bohn", "2345");
model.addItem("Bob", "54321");
model.addItem("Bill", "4321");
QmlContext *ctxt = canvas->rootContext();
ctxt->setContextProperty("testModel", &model);
canvas->execute();
qApp->processEvents();
QmlGraphicsPathView *pathview = findItem<QmlGraphicsPathView>(canvas->root(), "view");
QVERIFY(pathview != 0);
QmlGraphicsRect *firstItem = findItem<QmlGraphicsRect>(pathview, "wrapper", 0);
QVERIFY(firstItem);
QmlGraphicsPath *path = qobject_cast<QmlGraphicsPath*>(pathview->path());
QVERIFY(path);
QPointF start = path->pointAt(0.0);
QPointF offset;//Center of item is at point, but pos is from corner
offset.setX(firstItem->width()/2);
offset.setY(firstItem->height()/2);
QCOMPARE(firstItem->pos() + offset, start);
pathview->setOffset(10);
QTest::qWait(1000);//Moving is animated?
for(int i=0; i<model.count(); i++){
QmlGraphicsRect *curItem = findItem<QmlGraphicsRect>(pathview, "wrapper", i);
QCOMPARE(curItem->pos() + offset, path->pointAt(0.1 + i*0.25));
}
pathview->setOffset(100);
QTest::qWait(1000);//Moving is animated?
QCOMPARE(firstItem->pos() + offset, start);
delete canvas;
}
void tst_QmlGraphicsPathView::limitedItems()
{
QmlView *canvas = createView(SRCDIR "/data/pathview.qml");
TestModel model;
for(int i=0; i<100; i++)
model.addItem("Bob", QString::number(i));
QmlContext *ctxt = canvas->rootContext();
ctxt->setContextProperty("testModel", &model);
canvas->execute();
qApp->processEvents();
QmlGraphicsPathView *pathview = findItem<QmlGraphicsPathView>(canvas->root(), "view");
QVERIFY(pathview != 0);
pathview->setPathItemCount(10);
QCOMPARE(pathview->pathItemCount(), 10);
QmlGraphicsRect *testItem = findItem<QmlGraphicsRect>(pathview, "wrapper", 0);
QVERIFY(testItem != 0);
testItem = findItem<QmlGraphicsRect>(pathview, "wrapper", 9);
QVERIFY(testItem != 0);
testItem = findItem<QmlGraphicsRect>(pathview, "wrapper", 10);
QVERIFY(testItem == 0);
pathview->setCurrentIndex(50);
QTest::qWait(5100);//Moving is animated and it's travelling far - should be reconsidered.
testItem = findItem<QmlGraphicsRect>(pathview, "wrapper", 0);
QVERIFY(testItem == 0);
testItem = findItem<QmlGraphicsRect>(pathview, "wrapper", 1);
QVERIFY(testItem == 0);
testItem = findItem<QmlGraphicsRect>(pathview, "wrapper", 9);
QVERIFY(testItem == 0);
testItem = findItem<QmlGraphicsRect>(pathview, "wrapper", 50);
QVERIFY(testItem != 0);
}
QmlView *tst_QmlGraphicsPathView::createView(const QString &filename)
{
QmlView *canvas = new QmlView(0);
canvas->setFixedSize(240,320);
QFile file(filename);
file.open(QFile::ReadOnly);
QString qml = file.readAll();
canvas->setQml(qml, filename);
return canvas;
}
/*
Find an item with the specified objectName. If index is supplied then the
item must also evaluate the {index} expression equal to index
*/
template<typename T>
T *tst_QmlGraphicsPathView::findItem(QmlGraphicsItem *parent, const QString &objectName, int index)
{
const QMetaObject &mo = T::staticMetaObject;
for (int i = 0; i < parent->children().count(); ++i) {
QmlGraphicsItem *item = qobject_cast<QmlGraphicsItem*>(parent->children().at(i));
if(!item)
continue;
if (mo.cast(item) && (objectName.isEmpty() || item->objectName() == objectName)) {
if (index != -1) {
QmlExpression e(qmlContext(item), "index", item);
e.setTrackChange(false);
if (e.value().toInt() == index)
return static_cast<T*>(item);
} else {
return static_cast<T*>(item);
}
}
item = findItem<T>(item, objectName, index);
if (item)
return static_cast<T*>(item);
}
return 0;
}
QTEST_MAIN(tst_QmlGraphicsPathView)
#include "tst_pathview.moc"
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