bool Bishop::MayIGoHere(Coordinates position, Coordinates prev_position, QPointer<Player> friends, QPointer<Player>& enemies, bool CheckForCheck/* = true*/)
{
if ((prev_position.y() - prev_position.x() != position.y() - position.x()) &&
(prev_position.y() + prev_position.x() != position.y() + position.x()))
return false;
QPointer<Piece> pieceForDelete;
for (int x = position.x(), y = position.y(); x != prev_position.x(), y != prev_position.y(); (position.x() < prev_position.x())?++x:--x, (position.y() < prev_position.y())?++y:--y)
{
if (!(friends->GetAnotherPiece(Coordinates(x, y), this).isNull()))
return false;
QPointer<Piece> piece = enemies->GetPiece(Coordinates(x, y));
if (!piece.isNull())
{
if ((x == position.x()) && (y == position.y()))
pieceForDelete = piece;
else
{
pieceForDelete.clear();
return false;
}
}
}
if (CheckForCheck)
{
if (enemies->MaySomebodyGoHere(friends->GetKing(), friends, pieceForDelete))
{
pieceForDelete.clear();
return false;
}
}
if (!pieceForDelete.isNull() && CheckForCheck)
enemies->RemovePiece(pieceForDelete);
pieceForDelete.clear();
return true;
}
static void logDialogUnregister(QPointer<DebugLog> dialog) {
if(activeDialog == dialog) {
qInstallMessageHandler(0);
activeDialog.clear();
}
}
void ensureInitialized()
{
if (!onVisibleChanged.isValid()) {
int index = q_ptr->metaObject()->indexOfMethod("implementationVisibileChanged()");
Q_ASSERT(index >= 0);
onVisibleChanged = q_ptr->metaObject()->method(index);
}
if (component.isNull()) {
Config config;
config.beginGroup(QStringLiteral("qml/themes"));
QString themeName = config.value(dialogName, QStringLiteral("default"));
QString themePath = ThemeManager::path(QStringLiteral("qml/") + dialogName, themeName);
if (themePath.isEmpty()) {
qWarning() << "Failed to find theme:" << themeName << "for dialog:" << dialogName;
themePath = ThemeManager::path(QStringLiteral("qml/") + dialogName, QStringLiteral("default"));
if (themePath.isEmpty()) {
qCritical() << "Failed to find default theme for dialog:" << dialogName;
return;
}
}
QString fileName = themePath + QStringLiteral("/main.qml");
component.reset(new QQmlComponent(DeclarativeView::globalEngine(), fileName));
}
if (dialog.isNull()) {
dialog = component->create();
visibleProperty = QMetaProperty();
if (!dialog) {
qCritical() << "Failed to create object for component:" << component->url() << "errors:";
for (QQmlError error : component->errors()) {
qCritical() << error.toString();
}
return;
}
deathConnection = QObject::connect(dialog.data(), &QObject::destroyed, q_ptr, [this] () {
dialog.clear();
visibleProperty = QMetaProperty();
updateVisible();
});
int visibleIndex = dialog->metaObject()->indexOfProperty("visible");
if (visibleIndex < 0) {
qCritical() << "Failed to find \"visible\" property for component:" << component->url();
return;
}
visibleProperty = dialog->metaObject()->property(visibleIndex);
if (!visibleProperty.hasNotifySignal()) {
qCritical() << "Property \"visible\" has no notify signal for component:" << component->url();
} else {
QObject::connect(dialog.data(), visibleProperty.notifySignal(), q_ptr, onVisibleChanged);
}
updateVisible();
}
}