Created a cross that follows the mouse on the dive planner.

Created a cross that follows the mouse on the dive planner,
this will help the user to know where it is placing the stop.

Signed-off-by: Tomaz Canabrava <tcanabrava@kde.org>

2 files changed, 25 insertions, 2 deletions

diff --git a/qt-ui/diveplanner.cpp b/qt-ui/diveplanner.cpp
index 0176e2c85..13f15a2e0 100644
--- a/qt-ui/diveplanner.cpp
+++ b/qt-ui/diveplanner.cpp
@@ -10,8 +10,17 @@ DivePlanner* DivePlanner::instance()
 
 DivePlanner::DivePlanner(QWidget* parent): QGraphicsView(parent)
 {
+	setMouseTracking(true);
 	setScene( new QGraphicsScene());
 	scene()->setSceneRect(0,0,100,100);
+
+	verticalLine = new QGraphicsLineItem(0,0,0, 100);
+	verticalLine->setPen(QPen(Qt::DotLine));
+	scene()->addItem(verticalLine);
+
+	horizontalLine = new QGraphicsLineItem(0,0,100,0);
+	horizontalLine->setPen(QPen(Qt::DotLine));
+	scene()->addItem(horizontalLine);
 }
 
 void DivePlanner::mouseDoubleClickEvent(QMouseEvent* event)
@@ -69,3 +78,16 @@ void DivePlanner::showEvent(QShowEvent* event)
 	fitInView(sceneRect(), Qt::KeepAspectRatio);
 }
 
+void DivePlanner::mouseMoveEvent(QMouseEvent* event)
+{
+	QPointF mappedPos = mapToScene(event->pos());
+	if (mappedPos.x() > sceneRect().width()
+	||  mappedPos.x() < 0
+	||  mappedPos.y() < 0
+	|| mappedPos.y() > sceneRect().height())
+	{
+		return;
+	}
+	verticalLine->setLine(mappedPos.x(), 0, mappedPos.x(), 100);
+	horizontalLine->setLine(0, mappedPos.y(), 100, mappedPos.y());
+}
diff --git a/qt-ui/diveplanner.h b/qt-ui/diveplanner.h
index 9d87b0c78..e66b50d57 100644
--- a/qt-ui/diveplanner.h
+++ b/qt-ui/diveplanner.h
@@ -12,13 +12,14 @@ protected:
     virtual void mouseDoubleClickEvent(QMouseEvent* event);
     virtual void showEvent(QShowEvent* event);
     virtual void resizeEvent(QResizeEvent* event);
-
+    virtual void mouseMoveEvent(QMouseEvent* event);
     void clear_generated_deco();
 	void create_deco_stop();
-
 private:
     DivePlanner(QWidget* parent = 0);
 	QList<QGraphicsLineItem*> lines;
 	QList<QGraphicsEllipseItem*> handles;
+	QGraphicsLineItem *verticalLine;
+	QGraphicsLineItem *horizontalLine;
 };
 #endif