Added 'up' and 'down' actions on the dive planner.

Added 'up' and 'down' keyboard actions on the dive planner,
you need to select the handlers with ctrl + click, then
press up to make the handler go 1m up, or down, to make the
handler go 1m down.

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

qt-ui/diveplanner.cpp

@@ -135,11 +135,46 @@ DivePlannerGraphics::DivePlannerGraphics(QWidget* parent): QGraphicsView(parent)
 
 	ADD_ACTION(Qt::Key_Escape, keyEscAction());
 	ADD_ACTION(Qt::Key_Delete, keyDeleteAction());
+	ADD_ACTION(Qt::Key_Up, keyUpAction());
+	ADD_ACTION(Qt::Key_Down, keyDownAction());
 #undef ADD_ACTION
 
 	setRenderHint(QPainter::Antialiasing);
 }
 
+void DivePlannerGraphics::keyDownAction()
+{
+	if(scene()->selectedItems().count()){
+		Q_FOREACH(QGraphicsItem *i, scene()->selectedItems()){
+			if (DiveHandler *handler = qgraphicsitem_cast<DiveHandler*>(i)){
+				if (handler->mm / 1000 >= depthLine->maximum())
+					continue;
+
+				handler->mm += 1000;
+				double ypos = depthLine->posAtValue(handler->mm / 1000);
+				handler->setPos(handler->pos().x(), ypos);
+			}
+		}
+		createDecoStops();
+	}
+}
+
+void DivePlannerGraphics::keyUpAction()
+{
+	Q_FOREACH(QGraphicsItem *i, scene()->selectedItems()){
+		if (DiveHandler *handler = qgraphicsitem_cast<DiveHandler*>(i)){
+			if (handler->mm / 1000 <= 0)
+				continue;
+
+			handler->mm -= 1000;
+			double ypos = depthLine->posAtValue(handler->mm / 1000);
+			handler->setPos(handler->pos().x(), ypos);
+		}
+	}
+	createDecoStops();
+}
+
+
 void DivePlannerGraphics::keyDeleteAction()
 {
 	if(scene()->selectedItems().count()){

qt-ui/diveplanner.h

@@ -79,6 +79,8 @@ protected:
 private slots:
 	void keyEscAction();
 	void keyDeleteAction();
+	void keyUpAction();
+	void keyDownAction();
 	void increaseTime();
 	void increaseDepth();
 	void okClicked();