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Refactors barchart axis hadnling...
Refactors barchart axis hadnling * renames some layout members * temporary axis handling via domain * changes layout to make categories between ticks

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axisitem_p.h
124 lines | 2.8 KiB | text/x-c | CLexer
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r67 #ifndef AXISITEM_H_
#define AXISITEM_H_
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r140 #include "domain_p.h"
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r677 #include "chart_p.h"
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r67 #include <QGraphicsItem>
QTCOMMERCIALCHART_BEGIN_NAMESPACE
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r140 class QChartAxis;
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r530 class ChartPresenter;
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r140
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r677 class Axis : public Chart
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r67 {
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r140 Q_OBJECT
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r67 public:
enum AxisType{X_AXIS,Y_AXIS};
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r677 Axis(QChartAxis* axis,ChartPresenter* presenter,AxisType type = X_AXIS);
~Axis();
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r67
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r176 AxisType axisType() const {return m_type;};
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r140
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r184 void setAxisOpacity(qreal opacity);
qreal axisOpacity() const;
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r176 void setGridOpacity(qreal opacity);
qreal gridOpacity() const;
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r140
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r176 void setLabelsOpacity(qreal opacity);
qreal labelsOpacity() const;
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r140
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r176 void setShadesOpacity(qreal opacity);
qreal shadesOpacity() const;
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r67
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r176 void setLabelsAngle(int angle);
int labelsAngle()const { return m_labelsAngle; }
void setShadesBrush(const QBrush& brush);
void setShadesPen(const QPen& pen);
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r140
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r184 void setAxisPen(const QPen& pen);
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r176 void setGridPen(const QPen& pen);
void setLabelsPen(const QPen& pen);
void setLabelsBrush(const QBrush& brush);
void setLabelsFont(const QFont& font);
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r513 inline QRectF geometry() const { return m_rect; }
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r530 inline QVector<qreal> layout() { return m_layoutVector;};
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r504
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r176 public slots:
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r502 void handleAxisUpdated();
void handleAxisCategoriesUpdated();
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r531 void handleRangeChanged(qreal min , qreal max,int tickCount);
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r502 void handleGeometryChanged(const QRectF& size);
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r439
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Clean up axis animation code
r393
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Refactora axis and line chart to use graphics items insted of painter.
r85 private:
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r452 inline bool isEmpty();
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r223 void createItems(int count);
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r502 void deleteItems(int count);
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r530
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r502 QVector<qreal> calculateLayout() const;
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r530 void updateLayout(QVector<qreal>& layout);
void setLayout(QVector<qreal>& layout);
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r502 QStringList createLabels(int ticks, qreal min, qreal max) const;
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r677 void axisSelected();
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r497
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r67 private:
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r439 QChartAxis* m_chartAxis;
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r140 AxisType m_type;
QRectF m_rect;
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r176 int m_labelsAngle;
QGraphicsItemGroup m_grid;
QGraphicsItemGroup m_shades;
QGraphicsItemGroup m_labels;
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r272 QGraphicsItemGroup m_axis;
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r291 QVector<qreal> m_layoutVector;
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r452 qreal m_min;
qreal m_max;
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r502 int m_ticksCount;
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r513 qreal m_zoomFactor;
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r140
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r530 friend class AxisAnimation;
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r677 friend class AxisItem;
};
class AxisItem: public QGraphicsLineItem
{
public:
AxisItem(Axis* axis,QGraphicsItem* parent=0):QGraphicsLineItem(parent),m_axis(axis){};
protected:
void mousePressEvent(QGraphicsSceneMouseEvent *event)
{
Q_UNUSED(event)
m_axis->axisSelected();
}
QRectF boundingRect() const
{
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r679 return shape().boundingRect();
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r677 }
QPainterPath shape() const
{
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r679 QPainterPath path = QGraphicsLineItem::shape();
QRectF rect = path.boundingRect();
path.addRect(rect.adjusted(0,0,m_axis->axisType()!=Axis::X_AXIS?8:0,m_axis->axisType()!=Axis::Y_AXIS?8:0));
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r677 return path;
}
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r679
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r677 private:
Axis* m_axis;
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r530
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r67 };
QTCOMMERCIALCHART_END_NAMESPACE
#endif /* AXISITEM_H_ */