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00027 #ifndef WP6CONTENTLISTENER_H
00028 #define WP6CONTENTLISTENER_H
00029
00030 #include "WP6Listener.h"
00031 #include "WPXContentListener.h"
00032 #include "WP6FileStructure.h"
00033
00034 #include <stack>
00035 #include <map>
00036 #include <vector>
00037
00038 class WPXHLListenerImpl;
00039 class WPXTable;
00040
00041 enum WP6StyleState { NORMAL, DOCUMENT_NOTE, DOCUMENT_NOTE_GLOBAL,
00042 BEGIN_BEFORE_NUMBERING,
00043 BEGIN_NUMBERING_BEFORE_DISPLAY_REFERENCING,
00044 DISPLAY_REFERENCING,
00045 BEGIN_NUMBERING_AFTER_DISPLAY_REFERENCING,
00046 BEGIN_AFTER_NUMBERING, STYLE_BODY, STYLE_END };
00047
00048 enum WP6ListType { ORDERED, UNORDERED };
00049
00050 const int STATE_MEMORY = 3;
00051 class WP6StyleStateSequence
00052 {
00053 public:
00054 WP6StyleStateSequence() { clear(); }
00055 void setCurrentState(WP6StyleState state) { for (int i=(STATE_MEMORY-1); i>0; i--) m_stateSequence[i] = m_stateSequence[i-1]; m_stateSequence[0]=state; }
00056 const WP6StyleState getCurrentState() const { return m_stateSequence[0]; }
00057 const WP6StyleState getPreviousState() const { return m_stateSequence[1]; }
00058 void clear() { m_stateSequence.clear(); for (int i=0; i<STATE_MEMORY; i++) m_stateSequence.push_back(NORMAL); }
00059
00060 private:
00061 std::vector<WP6StyleState> m_stateSequence;
00062 WP6StyleState m_currentState;
00063 WP6StyleState m_previousState;
00064 };
00065
00066 typedef struct _WP6ContentParsingState WP6ContentParsingState;
00067 struct _WP6ContentParsingState
00068 {
00069 _WP6ContentParsingState(WPXTableList tableList, int nextTableIndice = 0);
00070 ~_WP6ContentParsingState();
00071 WPXString m_bodyText;
00072 WPXString m_textBeforeNumber;
00073 WPXString m_textBeforeDisplayReference;
00074 WPXString m_numberText;
00075 WPXString m_textAfterDisplayReference;
00076 WPXString m_textAfterNumber;
00077
00078 float m_paragraphMarginBottomRelative;
00079 float m_paragraphMarginBottomAbsolute;
00080
00081 int m_numRemovedParagraphBreaks;
00082
00083 int m_numListExtraTabs;
00084 bool m_isListReference;
00085
00086 WPXTableList m_tableList;
00087 WPXTable *m_currentTable;
00088 int m_nextTableIndice;
00089
00090 std::stack<int> m_listLevelStack;
00091 std::stack<WP6ListType> m_listTypeStack;
00092 uint16_t m_currentOutlineHash;
00093 uint8_t m_oldListLevel;
00094 WP6StyleStateSequence m_styleStateSequence;
00095 bool m_putativeListElementHasParagraphNumber;
00096 bool m_putativeListElementHasDisplayReferenceNumber;
00097
00098 int m_noteTextPID;
00099 int m_numNestedNotes;
00100
00101 uint16_t m_leaderCharacter;
00102 uint8_t m_leaderNumSpaces;
00103 std::vector<WPXTabStop> m_tempTabStops;
00104 std::vector<bool> m_tempUsePreWP9LeaderMethod;
00105 };
00106
00107 struct _WP6ListLevel
00108 {
00109 int m_level;
00110 bool m_isListElementOpenAtLevel;
00111 };
00112
00113 class WP6OutlineDefinition
00114 {
00115 public:
00116 WP6OutlineDefinition();
00117 WP6OutlineDefinition(const WP6OutlineLocation outlineLocation, const uint8_t *numberingMethods,
00118 const uint8_t tabBehaviourFlag);
00119 void update(const uint8_t *numberingMethods, const uint8_t tabBehaviourFlag);
00120
00121 WPXNumberingType getListType(int level) { return m_listTypes[level]; }
00122
00123 protected:
00124 void _updateNumberingMethods(const WP6OutlineLocation outlineLocation, const uint8_t *numberingMethods);
00125
00126 private:
00127 WPXNumberingType m_listTypes[WP6_NUM_LIST_LEVELS];
00128 };
00129
00130 class WP6ContentListener : public WP6Listener, protected WPXContentListener
00131 {
00132 public:
00133 WP6ContentListener(std::list<WPXPageSpan> &pageList, WPXTableList tableList, WPXHLListenerImpl *listenerImpl);
00134 ~WP6ContentListener();
00135
00136 void startDocument() { WPXContentListener::startDocument(); };
00137 void setDate(const uint16_t , const uint8_t , const uint8_t ,
00138 const uint8_t , const uint8_t , const uint8_t ,
00139 const uint8_t , const uint8_t , const uint8_t ) {}
00140 void setExtendedInformation(const uint16_t type, const WPXString &data);
00141 void setAlignmentCharacter(const uint16_t character);
00142 void setLeaderCharacter(const uint16_t character, const uint8_t numSpaces);
00143 void defineTabStops(const bool isRelative, const std::vector<WPXTabStop> &tabStops,
00144 const std::vector<bool> &usePreWP9LeaderMethods);
00145 void insertCharacter(const uint16_t character);
00146 void insertTab(const uint8_t tabType, float tabPosition);
00147 void handleLineBreak();
00148 void insertEOL();
00149 void insertBreak(const uint8_t breakType) { WPXContentListener::insertBreak(breakType); };
00150 void lineSpacingChange(const float lineSpacing) { WPXContentListener::lineSpacingChange(lineSpacing); };
00151 void justificationChange(const uint8_t justification) { WPXContentListener::justificationChange(justification); };
00152 void characterColorChange(const uint8_t red, const uint8_t green, const uint8_t blue);
00153 void characterShadingChange(const uint8_t shading);
00154 void highlightChange(const bool isOn, const RGBSColor color);
00155 void fontChange(const uint16_t matchedFontPointSize, const uint16_t fontPID);
00156 void attributeChange(const bool isOn, const uint8_t attribute);
00157 void spacingAfterParagraphChange(const float spacingRelative, const float spacingAbsolute);
00158 void pageMarginChange(const uint8_t , const uint16_t ) {}
00159 void pageFormChange(const uint16_t , const uint16_t , const WPXFormOrientation ) {}
00160 void marginChange(const uint8_t side, const uint16_t margin);
00161 void paragraphMarginChange(const uint8_t side, const int16_t margin);
00162 void indentFirstLineChange(const int16_t offset);
00163 void columnChange(const WPXTextColumnType columnType, const uint8_t numColumns, const std::vector<float> &columnWidth,
00164 const std::vector<bool> &isFixedWidth);
00165 void updateOutlineDefinition(const WP6OutlineLocation outlineLocation, const uint16_t outlineHash,
00166 const uint8_t *numberingMethods, const uint8_t tabBehaviourFlag);
00167
00168 void paragraphNumberOn(const uint16_t outlineHash, const uint8_t level, const uint8_t flag);
00169 void paragraphNumberOff();
00170 void displayNumberReferenceGroupOn(const uint8_t subGroup, const uint8_t level);
00171 void displayNumberReferenceGroupOff(const uint8_t subGroup);
00172 void styleGroupOn(const uint8_t subGroup);
00173 void styleGroupOff(const uint8_t subGroup);
00174 void globalOn(const uint8_t systemStyle);
00175 void globalOff();
00176 void noteOn(const uint16_t textPID);
00177 void noteOff(const WPXNoteType noteType);
00178 void headerFooterGroup(const uint8_t , const uint8_t , const uint16_t ) {}
00179 void suppressPageCharacteristics(const uint8_t ) {}
00180 void endDocument() { WPXContentListener::endDocument(); };
00181
00182 void defineTable(const uint8_t position, const uint16_t leftOffset);
00183 void addTableColumnDefinition(const uint32_t width, const uint32_t leftGutter, const uint32_t rightGutter,
00184 const uint32_t attributes, const uint8_t alignment);
00185 void startTable();
00186 void insertRow(const uint16_t rowHeight, const bool isMinimumHeight, const bool isHeaderRow);
00187 void insertCell(const uint8_t colSpan, const uint8_t rowSpan, const uint8_t borderBits,
00188 const RGBSColor * cellFgColor, const RGBSColor * cellBgColor,
00189 const RGBSColor * cellBorderColor, const WPXVerticalAlignment cellVerticalAlignment,
00190 const bool useCellAttributes, const uint32_t cellAttributes);
00191 void endTable();
00192
00193 void undoChange(const uint8_t undoType, const uint16_t undoLevel);
00194
00195 protected:
00196 void _handleSubDocument(const WPXSubDocument *subDocument, const bool isHeaderFooter, WPXTableList tableList, int nextTableIndice = 0);
00197
00198
00199 void _paragraphNumberOn(const uint16_t outlineHash, const uint8_t level);
00200 void _flushText();
00201 void _handleListChange(const uint16_t outlineHash);
00202
00203 void _changeList();
00204
00205 private:
00206 WP6ContentParsingState *m_parseState;
00207
00208 std::map<uint16_t,WP6OutlineDefinition *> m_outlineDefineHash;
00209 };
00210
00211 #endif