QML UI: Add QMLProfile class

Add a C++ class to render the dive profile. The rendered image is then
passed on to QML.

Signed-off-by: Grace Karanja <gracie.karanja89@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

qt-mobile/qmlprofile.cpp

@@ -0,0 +1,43 @@
+#include "qmlprofile.h"
+#include "profilewidget2.h"
+#include "dive.h"
+
+QMLProfile::QMLProfile(QQuickItem *parent) :
+	QQuickPaintedItem(parent)
+{
+	profile = new ProfileWidget2(0);
+	profile->setProfileState();
+	profile->setToolTipVisibile(false);
+}
+
+void QMLProfile::paint(QPainter *painter)
+{
+	if (m_diveId.toInt() < 1)
+		return;
+
+	struct dive *d;
+	d = get_dive_by_uniq_id(m_diveId.toInt());
+	if (!d)
+		return;
+
+	int old_animation_speed = prefs.animation_speed;
+	prefs.animation_speed = 0; // no animations while rendering the QGraphicsView
+	profile->plotDive(d);
+	// we need to show the widget so it gets populated, but then
+	// hide it right away so we get to draw it ourselves below
+	profile->show();
+	profile->hide();
+	profile->resize(this->width(), this->height());
+	profile->render(painter, profile->geometry());
+	prefs.animation_speed = old_animation_speed;
+}
+
+QString QMLProfile::diveId() const
+{
+	return m_diveId;
+}
+
+void QMLProfile::setDiveId(const QString &diveId)
+{
+	m_diveId = diveId;
+}

qt-mobile/qmlprofile.h

@@ -0,0 +1,27 @@
+#ifndef QMLPROFILE_H
+#define QMLPROFILE_H
+
+#include <QQuickPaintedItem>
+
+class ProfileWidget2;
+
+class QMLProfile : public QQuickPaintedItem
+{
+	Q_OBJECT
+	Q_PROPERTY(QString diveId READ diveId WRITE setDiveId NOTIFY diveIdChanged)
+public:
+	explicit QMLProfile(QQuickItem *parent = 0);
+	void paint(QPainter *painter);
+
+	QString diveId() const;
+	void setDiveId(const QString &diveId);
+
+private:
+	QString m_diveId;
+	ProfileWidget2 *profile;
+signals:
+	void rightAlignedChanged();
+	void diveIdChanged();
+};
+
+#endif // QMLPROFILE_H