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Added a method and a simple stub to position things using percentage.

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Added a method and a simple stub to position things on the canvas
using percentage - this way I have a proper control on where I want
to put things on screen and it will make simpler for future changes,
even if the amount of code written is a bit bigger.

Signed-off-by: Tomaz Canabrava <tcanabrava@kde.org>
This commit is contained in:
Tomaz Canabrava 2013-07-02 10:53:08 -03:00
parent ca517f1bf8
commit c98894fd52
2 changed files with 41 additions and 14 deletions
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22
qt-ui/diveplanner.cpp
View file

@ -21,9 +21,16 @@ DivePlannerGraphics::DivePlannerGraphics(QWidget* parent): QGraphicsView(parent)
setBackgroundBrush(profile_color[BACKGROUND].at(0));
setMouseTracking(true);
setScene(new QGraphicsScene());
scene()->setSceneRect(0,0,200,200);
scene()->setSceneRect(0,0,1920,1080);
QRectF r = scene()->sceneRect();
verticalLine = new QGraphicsLineItem(
fromPercent(0, Qt::Horizontal),
fromPercent(0, Qt::Vertical),
fromPercent(0, Qt::Horizontal),
fromPercent(100, Qt::Vertical));
verticalLine = new QGraphicsLineItem(0,0,0, 200);
verticalLine->setPen(QPen(Qt::DotLine));
scene()->addItem(verticalLine);
@ -88,6 +95,13 @@ DivePlannerGraphics::DivePlannerGraphics(QWidget* parent): QGraphicsView(parent)
setRenderHint(QPainter::Antialiasing);
}
qreal DivePlannerGraphics::fromPercent(qreal percent, Qt::Orientation orientation)
{
qreal total = orientation == Qt::Horizontal ? sceneRect().width() : sceneRect().height();
qreal result = (total * percent) / 100;
return result;
}
void DivePlannerGraphics::cancelClicked()
{
qDebug() << "clicked";
@ -133,10 +147,6 @@ void DivePlannerGraphics::mouseDoubleClickEvent(QMouseEvent* event)
createDecoStops();
}
void DivePlannerGraphics::clearGeneratedDeco()
{
}
void DivePlannerGraphics::createDecoStops()
{
qDeleteAll(lines);

33
qt-ui/diveplanner.h
View file

@ -65,10 +65,11 @@ protected:
virtual void mousePressEvent(QMouseEvent* event);
virtual void mouseReleaseEvent(QMouseEvent* event);
void clearGeneratedDeco();
void createDecoStops();
bool isPointOutOfBoundaries(const QPointF& point);
void deleteTemporaryDivePlan(struct divedatapoint* dp);
qreal fromPercent(qreal percent, Qt::Orientation orientation);
private slots:
void increaseTime();
void increaseDepth();
@ -77,25 +78,41 @@ private slots:
private:
void moveActiveHandler(const QPointF& pos);
/* This are the lines of the plotted dive. */
QList<QGraphicsLineItem*> lines;
/* This is the user-entered handles. */
QList<DiveHandler *> handles;
/* those are the lines that follows the mouse. */
QGraphicsLineItem *verticalLine;
QGraphicsLineItem *horizontalLine;
/* This is the handler that's being dragged. */
DiveHandler *activeDraggedHandler;
// helper to save the positions where the drag-handler is valid.
QPointF lastValidPos;
/* this is the background of the dive, the blue-gradient. */
QGraphicsPolygonItem *diveBg;
/* This is the bottom ruler - the x axis, and it's associated text */
Ruler *timeLine;
QGraphicsSimpleTextItem *timeString;
/* this is the left ruler, the y axis, and it's associated text. */
Ruler *depthLine;
QGraphicsSimpleTextItem *depthString;
Button *plusTime;
Button *plusDepth;
Button *lessTime;
Button *lessDepth;
Button *okBtn;
Button *cancelBtn;
QPointF lastValidPos;
/* Buttons */
Button *plusTime; // adds 10 minutes to the time ruler.
Button *plusDepth; // adds 10 meters to the depth ruler.
Button *lessTime; // remove 10 minutes to the time ruler.
Button *lessDepth; // remove 10 meters to the depth ruler.
Button *okBtn; // accepts, and creates a new dive based on the plan.
Button *cancelBtn; // rejects, and clears the dive plan.
};
#endif