koRuler.h
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00024 #ifndef koRuler_h
00025 #define koRuler_h
00026
00027 #include <qframe.h>
00028 #include <qpixmap.h>
00029
00030 #include <kdemacros.h>
00031 #include <koffice_export.h>
00032 #include <koGlobal.h>
00033 #include <koTabChooser.h>
00034 #include <koUnit.h>
00035
00036 class KoPageLayout;
00037 class QPainter;
00038
00039 enum KoTabulators { T_LEFT = 0, T_CENTER = 1, T_RIGHT = 2, T_DEC_PNT = 3, T_INVALID = -1 };
00040 enum KoTabulatorFilling { TF_BLANK = 0, TF_DOTS = 1, TF_LINE = 2, TF_DASH = 3, TF_DASH_DOT = 4, TF_DASH_DOT_DOT = 5};
00041
00046 struct KoTabulator {
00050 double ptPos;
00054 KoTabulators type;
00058 KoTabulatorFilling filling;
00062 double ptWidth;
00066 QChar alignChar;
00067
00068 bool operator==( const KoTabulator & t ) const {
00069 return QABS( ptPos - t.ptPos ) < 1E-4 && type == t.type &&
00070 filling == t.filling && QABS( ptWidth - t.ptWidth ) < 1E-4;
00071 }
00072 bool operator!=( const KoTabulator & t ) const {
00073 return !operator==(t);
00074 }
00075
00076 bool operator < ( const KoTabulator & t ) const {
00077 return ptPos < t.ptPos;
00078 }
00079 bool operator <= ( const KoTabulator & t ) const {
00080 return ptPos <= t.ptPos;
00081 }
00082 bool operator > ( const KoTabulator & t ) const {
00083 return ptPos > t.ptPos;
00084 }
00085 };
00086
00087 typedef QValueList<KoTabulator> KoTabulatorList;
00088
00089 class KoRulerPrivate;
00090
00101 class KOFFICEUI_EXPORT KoRuler : public QFrame
00102 {
00103 Q_OBJECT
00104 friend class KoRulerPrivate;
00105 public:
00106 static const int F_TABS;
00107 static const int F_INDENTS;
00108 static const int F_HELPLINES;
00109 static const int F_NORESIZE;
00110
00115 KoRuler( QWidget *_parent, QWidget *_canvas, Orientation _orientation,
00116 const KoPageLayout& _layout, int _flags, KoUnit::Unit _unit,
00117 KoTabChooser *_tabChooser = 0L );
00118 ~KoRuler();
00119
00125 void setUnit( const QString& unit ) KDE_DEPRECATED ;
00129 void setUnit( KoUnit::Unit unit );
00130
00134 void setZoom( const double& zoom=1.0 );
00138 const double& zoom() const { return m_zoom; }
00139
00145 void setPageLayout( const KoPageLayout& _layout );
00146
00152 void showMousePos( bool _showMPos );
00158 void setMousePos( int mx, int my );
00159
00165 void setOffset( int _diffx, int _diffy );
00166
00170 void setLeftIndent( double _left )
00171 { i_left = makeIntern( _left ); update(); }
00172
00177 void setFirstIndent( double _first )
00178 { i_first = makeIntern( _first ); update(); }
00179
00183 void setRightIndent( double _right );
00184
00190 void setDirection( bool rtl );
00191
00195 void setTabList( const KoTabulatorList & tabList );
00196
00205 void setFrameStartEnd( int _frameStart, int _frameEnd );
00206
00211 void setReadWrite( bool _readWrite );
00212
00216 void changeFlags(int _flags);
00217
00222 void setGridSize(double newGridSize) { gridSize=newGridSize; }
00223
00227 int flags() const;
00228
00238 bool doubleClickedIndent() const;
00239
00243 void setPageLayoutMenuItemEnabled(bool b);
00244
00248 virtual QSize minimumSizeHint() const;
00249
00253 virtual QSize sizeHint() const;
00254
00255 signals:
00256 void newPageLayout( const KoPageLayout & );
00257 void newLeftIndent( double );
00258 void newFirstIndent( double );
00259 void newRightIndent( double );
00261 void openPageLayoutDia();
00263 void doubleClicked();
00265 void doubleClicked( double ptPos );
00266
00267 void tabListChanged( const KoTabulatorList & );
00268 void unitChanged( KoUnit::Unit );
00269
00270 void addHelpline(const QPoint &, bool );
00271 void moveHelpLines( const QPoint &, bool );
00272
00273 protected:
00274 enum Action {A_NONE, A_BR_LEFT, A_BR_RIGHT, A_BR_TOP, A_BR_BOTTOM,
00275 A_LEFT_INDENT, A_FIRST_INDENT, A_TAB, A_RIGHT_INDENT,
00276 A_HELPLINES };
00277
00278 void drawContents( QPainter *_painter )
00279 { orientation == Qt::Horizontal ? drawHorizontal( _painter ) : drawVertical( _painter ); }
00280
00281 void drawHorizontal( QPainter *_painter );
00282 void drawVertical( QPainter *_painter );
00283 void drawTabs( QPainter &_painter );
00284
00285 void mousePressEvent( QMouseEvent *e );
00286 void mouseReleaseEvent( QMouseEvent *e );
00287 void mouseMoveEvent( QMouseEvent *e );
00288 void mouseDoubleClickEvent( QMouseEvent* );
00289 void resizeEvent( QResizeEvent *e );
00290 void handleDoubleClick();
00291
00292 double makeIntern( double _v );
00293 double zoomIt(const double &value) const;
00294 int zoomIt(const int &value) const;
00295 unsigned int zoomIt(const unsigned int &value) const;
00296 double unZoomIt(const double &value) const;
00297 int unZoomIt(const int &value) const;
00298 unsigned int unZoomIt(const unsigned int &value) const;
00299 void setupMenu();
00300 void uncheckMenu();
00301 void searchTab(int mx);
00302 void drawLine(int oldX, int newX);
00303
00304 private:
00305 double applyRtlAndZoom( double value ) const;
00306 double unZoomItRtl( int pixValue ) const;
00307 double lineDistance() const;
00308 bool willRemoveTab( int y ) const;
00309
00310 KoRulerPrivate *d;
00311
00312 Qt::Orientation orientation;
00313 int diffx, diffy;
00314 double i_left, i_first;
00315 QPixmap buffer;
00316 double m_zoom, m_1_zoom;
00317 KoUnit::Unit m_unit;
00318 bool hasToDelete;
00319 bool showMPos;
00320 bool m_bFrameStartSet;
00321 bool m_bReadWrite;
00322 int mposX, mposY;
00323 int frameStart;
00324
00325 double gridSize;
00326
00327 protected slots:
00328 void slotMenuActivated( int i );
00329 void pageLayoutDia() { emit doubleClicked(); }
00330 void rbRemoveTab();
00331
00332 };
00333
00334 inline double KoRuler::zoomIt(const double &value) const {
00335 if (m_zoom==1.0)
00336 return value;
00337 return m_zoom*value;
00338 }
00339
00340 inline int KoRuler::zoomIt(const int &value) const {
00341 if (m_zoom==1.0)
00342 return value;
00343 return qRound(m_zoom*value);
00344 }
00345
00346 inline unsigned int KoRuler::zoomIt(const unsigned int &value) const {
00347 if (m_zoom==1.0)
00348 return value;
00349 return static_cast<unsigned int>(qRound(m_zoom*value));
00350 }
00351
00352 inline double KoRuler::unZoomIt(const double &value) const {
00353 if(m_zoom==1.0)
00354 return value;
00355 return value*m_1_zoom;
00356 }
00357
00358 inline int KoRuler::unZoomIt(const int &value) const {
00359 if(m_zoom==1.0)
00360 return value;
00361 return qRound(value*m_1_zoom);
00362 }
00363
00364 inline unsigned int KoRuler::unZoomIt(const unsigned int &value) const {
00365 if(m_zoom==1.0)
00366 return value;
00367 return static_cast<unsigned int>(qRound(value*m_1_zoom));
00368 }
00369
00370 #endif
This file is part of the documentation for lib Library Version 1.4.2.