Changing the preferences should update the Add Dive interface

Since all internal units are in mm we needed to only update what's shown
on the interface.

Fixes #299

Signed-off-by: Tomaz Canabrava <tcanabrava@kde.org>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

qt-ui/diveplanner.cpp

@@ -112,6 +112,7 @@ DivePlannerGraphics::DivePlannerGraphics(QWidget* parent): QGraphicsView(parent)
 	depthLine->setColor(getColor(DEPTH_GRID));
 	depthLine->setTextColor(getColor(SAMPLE_DEEP));
 	depthLine->updateTicks();
+	depthLine->unitSystem = prefs.units.length;
 	scene()->addItem(depthLine);
 
 	timeString = new QGraphicsSimpleTextItem();
@@ -183,6 +184,16 @@ DivePlannerGraphics::DivePlannerGraphics(QWidget* parent): QGraphicsView(parent)
 	setRenderHint(QPainter::Antialiasing);
 }
 
+void DivePlannerGraphics::settingsChanged()
+{
+	if (depthLine->unitSystem == prefs.units.length)
+		return;
+
+	depthLine->setTickInterval(M_OR_FT(10,30));
+	depthLine->updateTicks();
+	depthLine->unitSystem = prefs.units.length;
+}
+
 void DivePlannerGraphics::pointInserted(const QModelIndex& parent, int start , int end)
 {
 	DiveHandler *item = new DiveHandler ();
@@ -788,7 +799,7 @@ void Ruler::updateTicks()
 
 	if (orientation == Qt::Horizontal) {
 		double stepSize = (m.x2() - m.x1()) / steps;
-		for (pos = m.x1(); pos < m.x2(); pos += stepSize, currValue += interval) {
+		for (pos = m.x1(); pos <= m.x2(); pos += stepSize, currValue += interval) {
 			item = new QGraphicsLineItem(pos, m.y1(), pos, m.y1() + tickSize, this);
 			item->setPen(pen());
 			ticks.push_back(item);
@@ -799,18 +810,9 @@ void Ruler::updateTicks()
 			label->setPos(pos - label->boundingRect().width()/2, m.y1() + tickSize + 5);
 			labels.push_back(label);
 		}
-		item = new QGraphicsLineItem(pos, m.y1(), pos, m.y1() + tickSize, this);
-		item->setPen(pen());
-		ticks.push_back(item);
-
-		label = new QGraphicsSimpleTextItem(QString::number(currValue), this);
-		label->setBrush(QBrush(textColor));
-		label->setFlag(ItemIgnoresTransformations);
-		label->setPos(pos - label->boundingRect().width()/2, m.y1() + tickSize + 5);
-		labels.push_back(label);
 	} else {
 		double stepSize = (m.y2() - m.y1()) / steps;
-		for (pos = m.y1(); pos < m.y2(); pos += stepSize, currValue += interval) {
+		for (pos = m.y1(); pos <= m.y2(); pos += stepSize, currValue += interval) {
 			item = new QGraphicsLineItem(m.x1(), pos, m.x1() - tickSize, pos, this);
 			item->setPen(pen());
 			ticks.push_back(item);
@@ -821,15 +823,6 @@ void Ruler::updateTicks()
 			label->setPos(m.x2() - 80, pos);
 			labels.push_back(label);
 		}
-		item = new QGraphicsLineItem(m.x1(), pos, m.x1() - tickSize, pos, this);
-		item->setPen(pen());
-		ticks.push_back(item);
-
-		label = new QGraphicsSimpleTextItem(get_depth_string(currValue, false, false), this);
-		label->setBrush(QBrush(textColor));
-		label->setFlag(ItemIgnoresTransformations);
-		label->setPos(m.x2() - 80, pos);
-		labels.push_back(label);
 	}
 }
 

qt-ui/diveplanner.h

@@ -62,11 +62,9 @@ public slots:
 	void deleteTemporaryPlan();
 	void loadFromDive(dive* d);
 	void restoreBackupDive();
-
 signals:
 	void planCreated();
 	void planCanceled();
-
 private:
 	explicit DivePlannerPointsModel(QObject* parent = 0);
 	bool addGas(int o2, int he);
@@ -140,6 +138,8 @@ public:
 	qreal posAtValue(qreal value);
 	void setColor(const QColor& color);
 	void setTextColor(const QColor& color);
+	int unitSystem;
+
 private:
 	Qt::Orientation orientation;
 	QList<QGraphicsLineItem*> ticks;
@@ -166,6 +166,8 @@ protected:
 	virtual void mouseReleaseEvent(QMouseEvent* event);
 	bool isPointOutOfBoundaries(const QPointF& point);
 	qreal fromPercent(qreal percent, Qt::Orientation orientation);
+public slots:
+	void settingsChanged();
 private slots:
 	void keyEscAction();
 	void keyDeleteAction();

qt-ui/mainwindow.cpp

@@ -54,6 +54,7 @@ MainWindow::MainWindow() : helpView(0)
 	connect(PreferencesDialog::instance(), SIGNAL(settingsChanged()), ui.ListWidget, SLOT(reloadHeaderActions()));
 	connect(PreferencesDialog::instance(), SIGNAL(settingsChanged()), ui.ProfileWidget, SLOT(refresh()));
 	connect(PreferencesDialog::instance(), SIGNAL(settingsChanged()), ui.InfoWidget, SLOT(updateDiveInfo()));
+	connect(PreferencesDialog::instance(), SIGNAL(settingsChanged()), ui.divePlanner, SLOT(settingsChanged()));
 
 	ui.mainErrorMessage->hide();
 	initialUiSetup();
@@ -64,6 +65,7 @@ MainWindow::MainWindow() : helpView(0)
 	ui.globe->reload();
 	ui.ListWidget->expand(ui.ListWidget->model()->index(0,0));
 	ui.ListWidget->scrollTo(ui.ListWidget->model()->index(0,0), QAbstractItemView::PositionAtCenter);
+	ui.divePlanner->settingsChanged();
 }
 
 // this gets called after we download dives from a divecomputer