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#ifndef STACKEDBARGROUP_H
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#define STACKEDBARGROUP_H
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#include "charttheme_p.h"
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#include "chartitem_p.h"
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#include "barlabel_p.h"
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#include "bar_p.h"
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#include "stackedbarchartseries.h"
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#include <QGraphicsItem>
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QTCOMMERCIALCHART_BEGIN_NAMESPACE
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// TODO: derive this from ChartObjectInterface, when setSize is back in ChartItem
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class StackedBarGroup : public ChartItem, public ChartThemeObserver
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{
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public:
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StackedBarGroup(StackedBarChartSeries& series, QGraphicsItem *parent = 0);
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// Bar chart spesific
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void setSeparatorsVisible(bool visible = true);
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public: // From ChartItem
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void setSize(const QSizeF &size);
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void setPlotDomain(const PlotDomain& data);
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// From ChartThemeObserver
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void themeChanged(ChartTheme *theme);
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public: // Layout "api"
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void setPos(qreal x, qreal y);
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void setBarWidth( int w ); // Default width for each bar
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int addColor( QColor color );
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void resetColors();
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// From QGraphicsItem
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void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
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QRectF boundingRect() const;
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private:
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void dataChanged(); // data of series has changed -> need to recalculate bar sizes
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void layoutChanged(); // layout has changed -> need to recalculate bar sizes
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private:
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// Data
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StackedBarChartSeries& mSeries;
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int mMin; // Min and max values of data. (updated when data is changed, used when drawing)
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int mMax;
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int mHeight; // Layout spesific
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int mWidth;
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int mBarDefaultWidth;
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bool mLayoutSet; // True, if component has been laid out.
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bool mLayoutDirty;
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QList<QColor> mColors; // List of colors for series for now
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ChartTheme* mTheme;
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bool mSeparatorsVisible;
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QList<qreal> mSeparatorPositions;
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};
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QTCOMMERCIALCHART_END_NAMESPACE
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#endif // STACKEDBARGROUP_H
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