File indexing completed on 2025-01-19 10:49:27

 /* This file is part of the KDE project
 
    SPDX-FileCopyrightText: 2012-2013 Inge Wallin <inge@lysator.liu.se>
 
    SPDX-License-Identifier: LGPL-2.0-or-later
 */
 
 
 // Own
 #include "OdfTextReader.h"
 
 // Qt
 #include <QStringList>
 #include <QBuffer>
 
 // KF5
 #include <klocalizedstring.h>
 
 // Calligra
 #include <KoStore.h>
 #include <KoXmlStreamReader.h>
 #include <KoXmlNS.h>
 #include <KoXmlWriter.h>  // For copyXmlElement
 #include <KoOdfReadStore.h>
 
 // Reader library
 #include "OdfReader.h"
 #include "OdfChartReaderBackend.h"
 #include "OdfReaderContext.h"
 #include "OdfReaderDebug.h"
 
 
 #if 1
 static int debugIndent = 0;
 #define DEBUGSTART() \
     ++debugIndent; \
     DEBUG_READING("entering")
 #define DEBUGEND() \
     DEBUG_READING("exiting"); \
     --debugIndent
 #define DEBUG_READING(param) \
     debugOdfReader << QString("%1").arg(" ", debugIndent * 2) << param << ": " \
     << (reader.isStartElement() ? "start": (reader.isEndElement() ? "end" : "other")) \
     << reader.qualifiedName().toString()
 #else
 #define DEBUGSTART() \
     // NOTHING
 #define DEBUGEND() \
     // NOTHING
 #define DEBUG_READING(param) \
     // NOTHING
 #endif
 
 
 OdfChartReader::OdfChartReader()
     : m_parent(0)
     , m_backend(0)
     , m_context(0)
 {
 }
 
 OdfChartReader::~OdfChartReader()
 {
 }
 
 
 // ----------------------------------------------------------------
 
 
 void OdfChartReader::setParent(OdfReader *parent)
 {
     m_parent = parent;
 }
 
 void OdfChartReader::setBackend(OdfChartReaderBackend *backend)
 {
     m_backend = backend;
 }
 
 void OdfChartReader::setContext(OdfReaderContext *context)
 {
     m_context = context;
 }
 
 
 // ----------------------------------------------------------------
 
 
 void OdfChartReader::readElementOfficeChart(KoXmlStreamReader &reader)
 {
     DEBUGSTART();
     m_backend->elementOfficeChart(reader, m_context);
 
     // <office:chart> has the following children in ODF 1.2:
     //   [done] <chart:chart> 11.1
     //          <table:calculation-settings> 9.4.1
     //          <table:consolidation> 9.7
     //          <table:content-validations> 9.4.4
     //          <table:database-ranges> 9.4.14
     //          <table:data-pilot-tables> 9.6.2
     //          <table:dde-links> 9.8
     //          <table:label-ranges> 9.4.10
     //          <table:named-expressions> 9.4.11
     //          <text:alphabetical-index-auto-mark-file> 8.8.3
     //          <text:dde-connection-decls> 14.6.2
     //          <text:sequence-decls> 7.4.11
     //          <text:user-field-decls> 7.4.7
     //          <text:variable-decls> 7.4.2
     while (reader.readNextStartElement()) {
         QString tagName = reader.qualifiedName().toString();
         
         if (tagName == "chart:chart") {
         readElementChartChart(reader);
         }
         else if (tagName == "table:calculation-settings") {
             // FIXME: NYI
             reader.skipCurrentElement();
         }
         //...  MORE else if () HERE
         else {
             reader.skipCurrentElement();
         }
     }
 
     m_backend->elementOfficeChart(reader, m_context);
     DEBUGEND();
 }
 
 void OdfChartReader::readElementChartChart(KoXmlStreamReader &reader)
 {
     DEBUGSTART();
     m_backend->elementChartChart(reader, m_context);
 
     // <chart:chart> has the following children in ODF 1.2:
     //   [done] <chart:footer> 11.2.3
     //   [done] <chart:legend> 11.3
     //   [done] <chart:plot-area> 11.4
     //   [done] <chart:subtitle> 11.2.2
     //   [done] <chart:title> 11.2.1
     //   [done] <table:table> 9.1.2
     while (reader.readNextStartElement()) {
         QString tagName = reader.qualifiedName().toString();
         
         if (tagName == "chart:footer") {
         readElementChartFooter(reader);
         }
         else if (tagName == "chart:subtitle") {
         readElementChartSubtitle(reader);
         }
         else if (tagName == "chart:title") {
         readElementChartTitle(reader);
         }
         else if (tagName == "chart:legend") {
         readElementChartLegend(reader);
         }
         else if (tagName == "chart:plot-area") {
         readElementChartPlotArea(reader);
         }
         else if (tagName == "table:table") {
         OdfTextReader *textReader = m_parent->textReader();
         if (textReader) {
         textReader->readElementTableTable(reader);
         }
         else {
         reader.skipCurrentElement();
         }
         }
         else {
             reader.skipCurrentElement();
         }
     }
 
     m_backend->elementChartChart(reader, m_context);
     DEBUGEND();
 }
 
 #define IMPLEMENT_READER_FUNCTION_TEXTP_ONLY(readername, name)      \
 IMPLEMENT_READER_FUNCTION_START(readername, name)                   \
     while (reader.readNextStartElement()) {                         \
         QString tagName = reader.qualifiedName().toString();        \
                                                                     \
         if (tagName == "text:p") {                                  \
         OdfTextReader *textReader = m_parent->textReader();     \
         if (textReader) {                                       \
         textReader->readElementTextP(reader);               \
         }                                                       \
         else {                                                  \
         reader.skipCurrentElement();                        \
         }                                                       \
         }                                                           \
         else {                                                      \
             reader.skipCurrentElement();                            \
         }                                                           \
     }                                                               \
 IMPLEMENT_READER_FUNCTION_END(name)
 
 
 IMPLEMENT_READER_FUNCTION_TEXTP_ONLY(OdfChartReader, ChartFooter)
 IMPLEMENT_READER_FUNCTION_TEXTP_ONLY(OdfChartReader, ChartSubtitle)
 IMPLEMENT_READER_FUNCTION_TEXTP_ONLY(OdfChartReader, ChartTitle)
 IMPLEMENT_READER_FUNCTION_TEXTP_ONLY(OdfChartReader, ChartLegend)
 
 
 void OdfChartReader::readElementChartPlotArea(KoXmlStreamReader &reader)
 {
     DEBUGSTART();
     m_backend->elementChartPlotArea(reader, m_context);
 
     // <chart:plot-area> has the following children in ODF 1.2:
     //   [done] <chart:wall> 11.6
     //   [done] <chart:floor> 11.7
     //   [done] <chart:axis> 11.8
     //   [done] <chart:series> 11.11
     //   [done] <chart:stock-gain-marker> 11.19
     //   [done] <chart:stock-loss-marker> 11.20
     //   [done] <chart:stock-range-line> 11.21
     //          <dr3d:light> 10.5.3
     while (reader.readNextStartElement()) {
         QString tagName = reader.qualifiedName().toString();
         
     if (tagName == "chart:wall") {
         readElementChartWall(reader);
         }
         else if (tagName == "chart:floor") {
         readElementChartFloor(reader);
         }
         else if (tagName == "chart:axis") {
         readElementChartAxis(reader);
         }
         else if (tagName == "chart:series") {
         readElementChartSeries(reader);
         }
         else if (tagName == "chart:stock-gain-marker") {
         readElementChartStockGainMarker(reader);
         }
         else if (tagName == "chart:stock-loss-marker") {
         readElementChartStockLossMarker(reader);
         }
         else if (tagName == "chart:stock-range-line") {
         readElementChartStockRangeLine(reader);
         }
         else if (tagName == "dr3d:light") {
             // FIXME: NYI
             reader.skipCurrentElement();
         }
         else {
             reader.skipCurrentElement();
         }
     }
 
     m_backend->elementChartPlotArea(reader, m_context);
     DEBUGEND();
 }
 
 IMPLEMENT_READER_FUNCTION_NO_CHILDREN(OdfChartReader, ChartWall)
 IMPLEMENT_READER_FUNCTION_NO_CHILDREN(OdfChartReader, ChartFloor)
 
 void OdfChartReader::readElementChartAxis(KoXmlStreamReader &reader)
 {
     DEBUGSTART();
     m_backend->elementChartAxis(reader, m_context);
 
     // <chart:axis> has the following children in ODF 1.2:
     //   [done] <chart:categories> 11.9
     //   [done] <chart:grid> 11.10
     //   [done] <chart:title> 11.2.1
 
     while (reader.readNextStartElement()) {
         QString tagName = reader.qualifiedName().toString();
         
         if (tagName == "chart:categories") {
         readElementChartCategories(reader);
         }
         else if (tagName == "chart:grid") {
         readElementChartGrid(reader);
         }
         else if (tagName == "chart:title") {
         readElementChartTitle(reader);
         }
         else {
             reader.skipCurrentElement();
         }
     }
 
     m_backend->elementChartAxis(reader, m_context);
     DEBUGEND();
 }
 
 IMPLEMENT_READER_FUNCTION_NO_CHILDREN(OdfChartReader, ChartCategories)
 IMPLEMENT_READER_FUNCTION_NO_CHILDREN(OdfChartReader, ChartGrid)
 
 // ODF 1.2  11.11: <chart:series>
 void OdfChartReader::readElementChartSeries(KoXmlStreamReader &reader)
 {
     DEBUGSTART();
     m_backend->elementChartSeries(reader, m_context);
 
     // <chart:series> has the following children in ODF 1.2:
     //   [done] <chart:data-label> 11.14
     //   [done] <chart:data-point> 11.13
     //   [done] <chart:domain> 11.12
     //   [done] <chart:error-indicator> 11.16
     //   [done] <chart:mean-value> 11.15
     //   [done] <chart:regression-curve> 11.17
 
     while (reader.readNextStartElement()) {
         QString tagName = reader.qualifiedName().toString();
         
         if (tagName == "chart:data-label") {
         readElementChartDataLabel(reader);
         }
         else if (tagName == "chart:data-point") {
         readElementChartDataPoint(reader);
         }
         else if (tagName == "chart:domain") {
         readElementChartDomain(reader);
         }
         else if (tagName == "chart:error-indicator") {
         readElementChartErrorIndicator(reader);
         }
         else if (tagName == "chart:mean-value") {
         readElementChartMeanValue(reader);
         }
         else if (tagName == "chart:regression-curve") {
         readElementChartRegressionCurve(reader);
         }
         else {
             reader.skipCurrentElement();
         }
     }
 
     m_backend->elementChartSeries(reader, m_context);
     DEBUGEND();
 }
 
 IMPLEMENT_READER_FUNCTION_NO_CHILDREN(OdfChartReader, ChartDomain)          // ODF 1.2  11.12
 IMPLEMENT_READER_FUNCTION_ONE_CHILD(OdfChartReader, ChartDataPoint,
                     "chart:data-label", ChartDataLabel)     // ODF 1.2  11.13
 IMPLEMENT_READER_FUNCTION_TEXTP_ONLY(OdfChartReader, ChartDataLabel)        // ODF 1.2  11.14
 IMPLEMENT_READER_FUNCTION_NO_CHILDREN(OdfChartReader, ChartMeanValue)       // ODF 1.2  11.15
 IMPLEMENT_READER_FUNCTION_NO_CHILDREN(OdfChartReader, ChartErrorIndicator)  // ODF 1.2  11.16
 IMPLEMENT_READER_FUNCTION_ONE_CHILD(OdfChartReader, ChartRegressionCurve,
                     "chart:equation", ChartEquation)        // ODF 1.2  11.17
 IMPLEMENT_READER_FUNCTION_TEXTP_ONLY(OdfChartReader, ChartEquation)         // ODF 1.2  11.18
 IMPLEMENT_READER_FUNCTION_NO_CHILDREN(OdfChartReader, ChartStockGainMarker) // ODF 1.2  11.19
 IMPLEMENT_READER_FUNCTION_NO_CHILDREN(OdfChartReader, ChartStockLossMarker) // ODF 1.2  11.20
 IMPLEMENT_READER_FUNCTION_NO_CHILDREN(OdfChartReader, ChartStockRangeLine)  // ODF 1.2  11.21
 
 
 
 // ----------------------------------------------------------------
 //                             Other functions
 
 
 void OdfChartReader::readUnknownElement(KoXmlStreamReader &reader)
 {
     DEBUGSTART();
 
 #if 0  // FIXME: Fix this
     if (m_context->isInsideParagraph()) {
         // readParagraphContents expect to have the reader point to the
         // contents of the paragraph so we have to read past the chart:p
         // start tag here.
         reader.readNext();
         readParagraphContents(reader);
     }
     else {
         while (reader.readNextStartElement()) {
             readTextLevelElement(reader);
         }
     }
 #else
     reader.skipCurrentElement();
 #endif
 
     DEBUGEND();
 }