libodf2/chart/KoOdfChartWriter.h

0001 /*
0002  *  SPDX-FileCopyrightText: 2010 Sebastian Sauer <sebsauer@kdab.com>
0003  *  SPDX-FileCopyrightText: 2010 Carlos Licea <carlos@kdab.com>
0004  *  SPDX-FileCopyrightText: 2014-2015 Inge Wallin <inge@lysator.liu.se>
0005  *
0006  *  SPDX-License-Identifier: LGPL-2.1-or-later
0007  */
0008
0009 #ifndef KOODFCHARTWRITER_H
0010 #define KOODFCHARTWRITER_H
0011
0012 #include <Charting.h>
0013
0014 #include "koodf2_export.h"
0015
0016 class KoStore;
0017 class KoXmlWriter;
0018 class KoGenStyles;
0019 class KoGenStyle;
0020
0021
0022 class KOODF2_EXPORT KoOdfChartWriter
0023 {
0024 public:
0025     explicit KoOdfChartWriter(KoChart::Chart* chart);
0026     virtual ~KoOdfChartWriter();
0027
0028     KoChart::Chart* chart() const { return m_chart; }
0029
0030     void setSheetReplacement(bool val);
0031
0032     void set2003ColorPalette(QList< QColor > palette);
0033     QString markerType(KoChart::MarkerType type, int currentSeriesNumber);
0034
0035     bool m_drawLayer;
0036     QString m_href;
0037     QString m_cellRangeAddress;
0038     QString m_endCellAddress;
0039     QString m_notifyOnUpdateOfRanges;
0040 #if 0
0041     /// anchored to sheet
0042     QString m_sheetName;
0043     /// anchored to cell
0044     //unsigned long m_colL, m_rwT;
0045 #endif
0046     qreal m_x, m_y, m_width, m_height; //in pt
0047     qreal m_end_x, m_end_y; //in pt
0048
0049     // Saving of content
0050             bool saveIndex(KoXmlWriter* xmlWriter);
0051     virtual bool saveContent(KoStore* store, KoXmlWriter* manifestWriter);
0052     virtual bool saveSeries(KoGenStyles &styles, KoGenStyles &mainStyles, KoXmlWriter* bodyWriter,
0053                 int maxExplode);
0054
0055     // helper functions
0056     qreal calculateFade(int index, int maxIndex);
0057     QColor shadeColor(const QColor& col, qreal factor);
0058
0059 protected:
0060     KoChart::Chart* m_chart;
0061
0062     QString normalizeCellRange(QString range);
0063     QString toPtString(int number);
0064     enum Orientation {
0065         vertical,
0066         horizontal
0067     };
0068     float sprcToPt(int sprc, Orientation orientation);
0069     QColor tintColor(const QColor & color, qreal tintfactor);
0070     QString replaceSheet(const QString &originalString, const QString &replacementSheet);
0071     bool sheetReplacement;
0072
0073     // Style generation
0074             QString genChartAreaStyle(KoGenStyles& styles, KoGenStyles& mainStyles);
0075     virtual QString genChartAreaStyle(KoGenStyle& style, KoGenStyles& styles,
0076                       KoGenStyles& mainStyles);
0077             QString genPlotAreaStyle(KoGenStyles& styles, KoGenStyles& mainStyles);
0078     virtual QString genPlotAreaStyle(KoGenStyle& style, KoGenStyles& styles,
0079                      KoGenStyles& mainStyles);
0080             void addShapePropertyStyle(/*const*/ KoChart::Series* series,
0081                        KoGenStyle& style, KoGenStyles& mainStyles);
0082     virtual void addDataThemeToStyle(KoGenStyle& style,
0083                      int dataNumber, int maxNumData = 1, bool strokes = true);
0084
0085     QString generateGradientStyle(KoGenStyles& mainStyles, const KoChart::Gradient* grad);
0086
0087     // Color functions
0088     virtual QColor calculateColorFromGradientStop(const KoChart::Gradient::GradientStop& grad);
0089     virtual QColor labelFontColor() const;
0090     void writeInternalTable(KoXmlWriter* bodyWriter);
0091
0092     // MS Office related stuff
0093     QList<QColor> m_palette;
0094     // tells if a 2003 color palette has been set
0095     bool paletteIsSet;
0096 };
0097
0098 #endif  // KOODFCHARTWRITER_H