Added card hover + card info widget popup to MessageLogWidget

cockatrice/src/abstractcarditem.cpp

@@ -183,21 +183,14 @@ void AbstractCardItem::mousePressEvent(QGraphicsSceneMouseEvent *event)
 	}
 	if (event->button() == Qt::LeftButton)
 		setCursor(Qt::ClosedHandCursor);
-	else if (event->button() == Qt::MidButton) {
-		infoWidget = new CardInfoWidget(CardInfoWidget::ModePopUp, 0, Qt::Widget | Qt::FramelessWindowHint | Qt::X11BypassWindowManagerHint | Qt::WindowStaysOnTopHint);
-		infoWidget->setCard(this);
-		infoWidget->move(event->screenPos().x() - infoWidget->width() / 2, event->screenPos().y() - infoWidget->height() / 2);
-		infoWidget->show();
-	}
+	else if (event->button() == Qt::MidButton)
+		emit showCardInfoPopup(event->screenPos(), name);
 	event->accept();
 }
 
 void AbstractCardItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
 {
-	if (infoWidget) {
-		infoWidget->deleteLater();
-		infoWidget = 0;
-	}
+	emit deleteCardInfoPopup();
 }
 
 void AbstractCardItem::processHoverEvent()

cockatrice/src/abstractcarditem.h

@@ -27,6 +27,8 @@ private slots:
 	void pixmapUpdated();
 signals:
 	void hovered(AbstractCardItem *card);
+	void showCardInfoPopup(QPoint pos, QString cardName);
+	void deleteCardInfoPopup();
 public:
 	enum { Type = typeCard };
 	int type() const { return Type; }

cockatrice/src/messagelogwidget.cpp

@@ -1,7 +1,10 @@
 #include "messagelogwidget.h"
 #include "player.h"
 #include "cardzone.h"
-#include <QApplication>
+#include "cardinfowidget.h"
+#include <QDebug>
+#include <QMouseEvent>
+#include <QTextBlock>
 
 QString MessageLogWidget::sanitizeHtml(QString dirty) const
 {
@@ -227,7 +230,7 @@ void MessageLogWidget::logUnattachCard(Player *player, QString cardName)
 
 void MessageLogWidget::logCreateToken(Player *player, QString cardName, QString pt)
 {
-	append(tr("%1 creates token: %2%3.").arg(sanitizeHtml(player->getName())).arg(QString("<font color=\"blue\">%1</font>").arg(sanitizeHtml(cardName))).arg(pt.isEmpty() ? QString() : QString(" (%1)").arg(sanitizeHtml(pt))));
+	append(tr("%1 creates token: %2%3.").arg(sanitizeHtml(player->getName())).arg(QString("<font color=\"blue\"><a name=\"foo\">%1</a></font>").arg(sanitizeHtml(cardName))).arg(pt.isEmpty() ? QString() : QString(" (%1)").arg(sanitizeHtml(pt))));
 }
 
 void MessageLogWidget::logCreateArrow(Player *player, Player *startPlayer, QString startCard, Player *targetPlayer, QString targetCard, bool playerTarget)
@@ -375,3 +378,58 @@ MessageLogWidget::MessageLogWidget(QWidget *parent)
 	f.setPixelSize(11);
 	setFont(f);
 }
+
+void MessageLogWidget::enterEvent(QEvent *event)
+{
+	setMouseTracking(true);
+}
+
+void MessageLogWidget::leaveEvent(QEvent *event)
+{
+	setMouseTracking(false);
+}
+
+QString MessageLogWidget::getCardNameUnderMouse(const QPoint &pos) const
+{
+	QTextCursor cursor(cursorForPosition(pos));
+	QTextBlock block(cursor.block());
+	QTextBlock::iterator it;
+	for (it = block.begin(); !(it.atEnd()); ++it) {
+		QTextFragment frag = it.fragment();
+		if (!frag.contains(cursor.position()))
+			continue;
+		
+		if (frag.charFormat().foreground().color() == Qt::blue)
+			return frag.text();
+		
+		break;
+	}
+	return QString();
+}
+
+void MessageLogWidget::mouseMoveEvent(QMouseEvent *event)
+{
+	QString cardName = getCardNameUnderMouse(event->pos());
+	if (!cardName.isEmpty())
+		emit cardNameHovered(cardName);
+	
+	QTextEdit::mouseMoveEvent(event);
+}
+
+void MessageLogWidget::mousePressEvent(QMouseEvent *event)
+{
+	if (event->button() == Qt::MidButton) {
+		QString cardName = getCardNameUnderMouse(event->pos());
+		if (!cardName.isEmpty())
+			emit showCardInfoPopup(event->globalPos(), cardName);
+	}
+		
+	QTextEdit::mousePressEvent(event);
+}
+
+void MessageLogWidget::mouseReleaseEvent(QMouseEvent *event)
+{
+	emit deleteCardInfoPopup();
+	
+	QTextEdit::mouseReleaseEvent(event);
+}

cockatrice/src/messagelogwidget.h

@@ -1,19 +1,28 @@
 #ifndef MESSAGELOGWIDGET_H
 #define MESSAGELOGWIDGET_H
 
-#include <QPlainTextEdit>
+#include <QTextEdit>
 #include <QAbstractSocket>
 #include "translation.h"
 #include "protocol_datastructures.h"
 
 class Player;
 class CardZone;
+class QMouseEvent;
+class QEvent;
+class CardInfoWidget;
 
 class MessageLogWidget : public QTextEdit {
 	Q_OBJECT
 private:
+	CardInfoWidget *infoWidget;
 	QString sanitizeHtml(QString dirty) const;
 	QString trZoneName(CardZone *zone, Player *player, bool hisOwn, GrammaticalCase gc) const;
+	QString getCardNameUnderMouse(const QPoint &pos) const;
+signals:
+	void cardNameHovered(QString cardName);
+	void showCardInfoPopup(QPoint pos, QString cardName);
+	void deleteCardInfoPopup();
 public slots:
 	void logConnecting(QString hostname);
 	void logConnected();
@@ -58,6 +67,12 @@ public slots:
 public:
 	void connectToPlayer(Player *player);
 	MessageLogWidget(QWidget *parent = 0);
+protected:
+	void enterEvent(QEvent *event);
+	void leaveEvent(QEvent *event);
+	void mouseMoveEvent(QMouseEvent *event);
+	void mousePressEvent(QMouseEvent *event);
+	void mouseReleaseEvent(QMouseEvent *event);
 };
 
 #endif

cockatrice/src/tab_game.cpp

@@ -4,6 +4,8 @@
 #include <QAction>
 #include <QMessageBox>
 #include <QFileDialog>
+#include <QApplication>
+#include <QDesktopWidget>
 #include "tab_game.h"
 #include "cardinfowidget.h"
 #include "playerlistwidget.h"
@@ -158,7 +160,7 @@ void DeckViewContainer::setDeck(DeckList *deck)
 }
 
 TabGame::TabGame(QList<AbstractClient *> &_clients, int _gameId, const QString &_gameDescription, int _localPlayerId, bool _spectator, bool _spectatorsCanTalk, bool _spectatorsSeeEverything, bool _resuming)
-	: Tab(), clients(_clients), gameId(_gameId), gameDescription(_gameDescription), localPlayerId(_localPlayerId), spectator(_spectator), spectatorsCanTalk(_spectatorsCanTalk), spectatorsSeeEverything(_spectatorsSeeEverything), started(false), resuming(_resuming), currentPhase(-1)
+	: Tab(), clients(_clients), gameId(_gameId), gameDescription(_gameDescription), localPlayerId(_localPlayerId), spectator(_spectator), spectatorsCanTalk(_spectatorsCanTalk), spectatorsSeeEverything(_spectatorsSeeEverything), started(false), resuming(_resuming), currentPhase(-1), infoPopup(0)
 {
 	scene = new GameScene(this);
 	gameView = new GameView(scene);
@@ -168,6 +170,9 @@ TabGame::TabGame(QList<AbstractClient *> &_clients, int _gameId, const QString &
 	playerListWidget = new PlayerListWidget;
 	playerListWidget->setFocusPolicy(Qt::NoFocus);
 	messageLog = new MessageLogWidget;
+	connect(messageLog, SIGNAL(cardNameHovered(QString)), cardInfo, SLOT(setCard(QString)));
+	connect(messageLog, SIGNAL(showCardInfoPopup(QPoint, QString)), this, SLOT(showCardInfoPopup(QPoint, QString)));
+	connect(messageLog, SIGNAL(deleteCardInfoPopup()), this, SLOT(deleteCardInfoPopup()));
 	sayLabel = new QLabel;
 	sayEdit = new QLineEdit;
 	sayLabel->setBuddy(sayEdit);
@@ -649,6 +654,8 @@ void TabGame::eventPing(Event_Ping *event, GameEventContext * /*context*/)
 void TabGame::newCardAdded(AbstractCardItem *card)
 {
 	connect(card, SIGNAL(hovered(AbstractCardItem *)), cardInfo, SLOT(setCard(AbstractCardItem *)));
+	connect(card, SIGNAL(showCardInfoPopup(QPoint, QString)), this, SLOT(showCardInfoPopup(QPoint, QString)));
+	connect(card, SIGNAL(deleteCardInfoPopup()), this, SLOT(deleteCardInfoPopup()));
 }
 
 CardItem *TabGame::getCard(int playerId, const QString &zoneName, int cardId) const
@@ -680,3 +687,23 @@ Player *TabGame::getActiveLocalPlayer() const
 	
 	return 0;
 }
+
+void TabGame::showCardInfoPopup(const QPoint &pos, const QString &cardName)
+{
+	infoPopup = new CardInfoWidget(CardInfoWidget::ModePopUp, 0, Qt::Widget | Qt::FramelessWindowHint | Qt::X11BypassWindowManagerHint | Qt::WindowStaysOnTopHint);
+	infoPopup->setCard(cardName);
+		QRect screenRect = qApp->desktop()->screenGeometry(this);
+		infoPopup->move(
+			qMax(screenRect.left(), qMin(pos.x() - infoPopup->width() / 2, screenRect.left() + screenRect.width() - infoPopup->width())),
+			qMax(screenRect.top(), qMin(pos.y() - infoPopup->height() / 2, screenRect.top() + screenRect.height() - infoPopup->height()))
+		);
+	infoPopup->show();
+}
+
+void TabGame::deleteCardInfoPopup()
+{
+	if (infoPopup) {
+		infoPopup->deleteLater();
+		infoPopup = 0;
+	}
+}

cockatrice/src/tab_game.h

@@ -96,6 +96,7 @@ private:
 	int currentPhase;
 	int activePlayer;
 
+	CardInfoWidget *infoPopup;
 	CardInfoWidget *cardInfo;
 	PlayerListWidget *playerListWidget;
 	MessageLogWidget *messageLog;
@@ -134,6 +135,8 @@ signals:
 	void gameClosing(TabGame *tab);
 private slots:
 	void newCardAdded(AbstractCardItem *card);
+	void showCardInfoPopup(const QPoint &pos, const QString &cardName);
+	void deleteCardInfoPopup();
 	
 	void actConcede();
 	void actLeaveGame();