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153 lines
4.4 KiB
153 lines
4.4 KiB
/**
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* Kalle Dalheimer <kalle@kde.org>
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*/
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#ifndef KCHART_PART_H
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#define KCHART_PART_H
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#include <kconfig.h>
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#include <koChart.h>
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#include "kchart_params.h"
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#include "koffice_export.h"
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class KoXmlWriter;
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class KoGenStyles;
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namespace KChart
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{
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class KChartParams;
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class KCHART_EXPORT KChartPart : public KoChart::Part
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{
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Q_OBJECT
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public:
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KChartPart( QWidget *parentWidget = 0, const char *widgetName = 0,
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QObject* parent = 0, const char* name = 0,
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bool singleViewMode = false );
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~KChartPart();
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// Methods inherited from KoDocument:
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virtual bool initDoc(InitDocFlags flags, QWidget* parentWidget=0);
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virtual void paintContent( QPainter& painter, const QRect& rect,
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bool transparent = false,
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double zoomX = 1.0, double zoomY = 1.0 );
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// Methods unique to KChart, and available in the new interface
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// (see ../interfaces/koChart.h.)
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virtual void resizeData( int rows, int columns );
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virtual void setCellData( int row, int column, const QVariant &);
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virtual void analyzeHeaders( );
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virtual void setCanChangeValue( bool b ) { m_bCanChangeValue = b; }
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// ----------------------------------------------------------------
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void analyzeHeaders( const KDChartTableData& data );
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void doSetData( const KDChartTableData& data,
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bool firstColHeader,
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bool firstRowHeader );
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bool showWizard( QString &dataArea );
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void initLabelAndLegend();
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void loadConfig(KConfig *conf);
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void saveConfig(KConfig *conf);
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void defaultConfig();
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KChartParams::ChartType chartType() const { return (KChartParams::ChartType) params()->chartType(); }
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KDChartTableData *data() { return &m_currentData; }
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KChartParams *params() const { return m_params; }
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QStringList &rowLabelTexts() { return m_rowLabels; }
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QStringList &colLabelTexts() { return m_colLabels; }
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// Save and load
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virtual QDomDocument saveXML();
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virtual bool loadXML( QIODevice *, const QDomDocument& doc );
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virtual bool loadOasis( const QDomDocument& doc,
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KoOasisStyles& oasisStyles,
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const QDomDocument& settings,
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KoStore *store );
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virtual bool saveOasis( KoStore* store,
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KoXmlWriter* manifestWriter );
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bool canChangeValue() const { return m_bCanChangeValue; }
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void initNullChart();
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// Functions that generate templates (not used yet):
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void generateBarChartTemplate();
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virtual bool showEmbedInitDialog(QWidget* parent);
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public slots:
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void slotModified();
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virtual void initEmpty();
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signals:
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void docChanged();
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protected:
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virtual KoView* createViewInstance( QWidget* parent, const char* name );
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bool loadOldXML( const QDomDocument& doc );
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bool loadAuxiliary( const QDomDocument& doc );
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bool loadData( const QDomDocument& doc, KDChartTableData& currentData );
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bool loadOasisData( const QDomElement& tableElem );
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void saveOasisData( KoXmlWriter* bodyWriter, KoGenStyles& mainStyles ) const;
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void writeAutomaticStyles( KoXmlWriter& contentWriter, KoGenStyles& mainStyles ) const;
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private:
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// Helper methods for painting.
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int createDisplayData();
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void createLabelsAndLegend( QStringList &longLabels,
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QStringList &shortLabels );
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QDomElement createElement(const QString &tagName,
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const QFont &font,
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QDomDocument &doc) const;
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QFont toFont(QDomElement &element) const;
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void setChartDefaults();
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private:
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// The chart and its contents
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KChartParams *m_params; // Everything about the chart
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KDChartTableData m_currentData; // The data in the chart.
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QStringList m_rowLabels;
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QStringList m_colLabels;
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//QString m_regionName;
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// Other auxiliary values
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bool m_bCanChangeValue;
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// Graphics
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QWidget *m_parentWidget;
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// Used when displaying.
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KDChartTableData m_displayData;
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QPixmap m_bufferPixmap;
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};
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class WizardExt : public KoChart::WizardExtension
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{
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public:
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WizardExt( KoChart::Part *part )
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: KoChart::WizardExtension( part ) {};
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virtual bool show( QString &dataArea ) {
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return static_cast<KChartPart *>( part() )->showWizard( dataArea );
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}
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};
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} //KChart namespace
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#endif
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