Move the divetooltipitem to its own file.

This is needed so we can share the dive tooltip item with the
new and old profile at the same time. Next few commits will be
setting the functionality of the tooltip item on the new one.

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

1 files changed, 209 insertions, 0 deletions

diff --git a/qt-ui/profile/divetooltipitem.cpp b/qt-ui/profile/divetooltipitem.cpp
new file mode 100644
index 000000000..dbc6f1df0
--- /dev/null
+++ b/qt-ui/profile/divetooltipitem.cpp
@@ -0,0 +1,209 @@
+#include "divetooltipitem.h"
+#include <QPropertyAnimation>
+#include <QGraphicsSceneMouseEvent>
+#include <QPen>
+#include <QBrush>
+#include <QGraphicsScene>
+#include <QSettings>
+#include <QGraphicsView>
+
+#define PORT_IN_PROGRESS 1
+#ifdef PORT_IN_PROGRESS
+#include "display.h"
+#endif
+
+void ToolTipItem::addToolTip(const QString& toolTip, const QIcon& icon)
+{
+	QGraphicsPixmapItem *iconItem = 0;
+	double yValue = title->boundingRect().height() + SPACING;
+	Q_FOREACH(ToolTip t, toolTips) {
+		yValue += t.second->boundingRect().height();
+	}
+	if (!icon.isNull()) {
+		iconItem = new QGraphicsPixmapItem(icon.pixmap(ICON_SMALL,ICON_SMALL), this);
+		iconItem->setPos(SPACING, yValue);
+	}
+
+	QGraphicsSimpleTextItem *textItem = new QGraphicsSimpleTextItem(toolTip, this);
+	textItem->setPos(SPACING + ICON_SMALL + SPACING, yValue);
+	textItem->setBrush(QBrush(Qt::white));
+	textItem->setFlag(ItemIgnoresTransformations);
+	toolTips.push_back(qMakePair(iconItem, textItem));
+	expand();
+}
+
+void ToolTipItem::refresh(struct graphics_context *gc, QPointF pos)
+{
+	clear();
+	int time = (pos.x() * gc->maxtime) / gc->maxx;
+	char buffer[500];
+	get_plot_details(gc, time, buffer, 500);
+	addToolTip(QString(buffer));
+
+	QList<QGraphicsItem*> items = scene()->items(pos, Qt::IntersectsItemShape, Qt::DescendingOrder, transform());
+	Q_FOREACH(QGraphicsItem *item, items) {
+		if (!item->toolTip().isEmpty())
+			addToolTip(item->toolTip());
+	}
+}
+
+void ToolTipItem::clear()
+{
+	Q_FOREACH(ToolTip t, toolTips) {
+		delete t.first;
+		delete t.second;
+	}
+	toolTips.clear();
+}
+
+void ToolTipItem::setRect(const QRectF& r)
+{
+	// qDeleteAll(childItems());
+	delete background;
+
+	rectangle = r;
+	setBrush(QBrush(Qt::white));
+	setPen(QPen(Qt::black, 0.5));
+
+	// Creates a 2pixels border
+	QPainterPath border;
+	border.addRoundedRect(-4, -4,  rectangle.width() + 8, rectangle.height() + 10, 3, 3);
+	border.addRoundedRect(-1, -1,  rectangle.width() + 3, rectangle.height() + 4, 3, 3);
+	setPath(border);
+
+	QPainterPath bg;
+	bg.addRoundedRect(-1, -1, rectangle.width() + 3, rectangle.height() + 4, 3, 3);
+
+	QColor c = QColor(Qt::black);
+	c.setAlpha(155);
+
+	QGraphicsPathItem *b = new QGraphicsPathItem(bg, this);
+	b->setFlag(ItemStacksBehindParent);
+	b->setFlag(ItemIgnoresTransformations);
+	b->setBrush(c);
+	b->setPen(QPen(QBrush(Qt::transparent), 0));
+	b->setZValue(-10);
+	background = b;
+
+	updateTitlePosition();
+}
+
+void ToolTipItem::collapse()
+{
+	QPropertyAnimation *animation = new QPropertyAnimation(this, "rect");
+	animation->setDuration(100);
+	animation->setStartValue(nextRectangle);
+	animation->setEndValue(QRect(0, 0, ICON_SMALL, ICON_SMALL));
+	animation->start(QAbstractAnimation::DeleteWhenStopped);
+	clear();
+
+	status = COLLAPSED;
+}
+
+void ToolTipItem::expand()
+{
+	if (!title)
+		return;
+
+	double width = 0, height = title->boundingRect().height() + SPACING;
+	Q_FOREACH(ToolTip t, toolTips) {
+		if (t.second->boundingRect().width() > width)
+			width = t.second->boundingRect().width();
+		height += t.second->boundingRect().height();
+	}
+	/*       Left padding, Icon Size,   space, right padding */
+	width += SPACING       + ICON_SMALL + SPACING + SPACING;
+
+	if (width < title->boundingRect().width() + SPACING*2)
+		width = title->boundingRect().width() + SPACING*2;
+
+	if (height < ICON_SMALL)
+		height = ICON_SMALL;
+
+	nextRectangle.setWidth(width);
+	nextRectangle.setHeight(height);
+
+	QPropertyAnimation *animation = new QPropertyAnimation(this, "rect");
+	animation->setDuration(100);
+	animation->setStartValue(rectangle);
+	animation->setEndValue(nextRectangle);
+	animation->start(QAbstractAnimation::DeleteWhenStopped);
+
+	status = EXPANDED;
+}
+
+ToolTipItem::ToolTipItem(QGraphicsItem* parent): QGraphicsPathItem(parent), background(0)
+{
+	title = new QGraphicsSimpleTextItem(tr("Information"), this);
+	separator = new QGraphicsLineItem(this);
+	setFlags(ItemIgnoresTransformations | ItemIsMovable | ItemClipsChildrenToShape);
+	status = COLLAPSED;
+	updateTitlePosition();
+	setZValue(99);
+}
+
+ToolTipItem::~ToolTipItem()
+{
+	clear();
+}
+
+void ToolTipItem::updateTitlePosition()
+{
+	if (rectangle.width() < title->boundingRect().width() + SPACING*4) {
+		QRectF newRect = rectangle;
+		newRect.setWidth(title->boundingRect().width() + SPACING*4);
+		newRect.setHeight((newRect.height() && isExpanded()) ? newRect.height() : ICON_SMALL);
+		setRect(newRect);
+	}
+
+	title->setPos(boundingRect().width()/2  - title->boundingRect().width()/2 -1, 0);
+	title->setFlag(ItemIgnoresTransformations);
+	title->setPen(QPen(Qt::white, 1));
+	title->setBrush(Qt::white);
+
+	if (toolTips.size() > 0) {
+		double x1 = 3;
+		double y1 = title->pos().y() + SPACING/2 + title->boundingRect().height();
+		double x2 = boundingRect().width() - 10;
+		double y2 = y1;
+
+		separator->setLine(x1, y1, x2, y2);
+		separator->setFlag(ItemIgnoresTransformations);
+		separator->setPen(QPen(Qt::white));
+		separator->show();
+	} else {
+		separator->hide();
+	}
+}
+
+bool ToolTipItem::isExpanded() {
+	return status == EXPANDED;
+}
+
+void ToolTipItem::mouseReleaseEvent(QGraphicsSceneMouseEvent* event)
+{
+	persistPos();
+	QGraphicsPathItem::mouseReleaseEvent(event);
+}
+
+void ToolTipItem::persistPos()
+{
+	QPoint currentPos = scene()->views().at(0)->mapFromScene(pos());
+	QSettings s;
+	s.beginGroup("ProfileMap");
+	s.setValue("tooltip_position", currentPos);
+	s.endGroup();
+}
+
+void ToolTipItem::readPos()
+{
+	QSettings s;
+	s.beginGroup("ProfileMap");
+	QPointF value = scene()->views().at(0)->mapToScene(
+		s.value("tooltip_position").toPoint()
+	);
+	if (!scene()->sceneRect().contains(value)) {
+		value = QPointF(0,0);
+	}
+	setPos(value);
+}