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00020 #ifndef QSPLOT_H
00021 #define QSPLOT_H
00022
00023 #ifdef HAVE_CONFIG_H
00024 #include <config.h>
00025 #endif
00026
00027 #include"qsaxes.h"
00028 #include"qsaxis.h"
00029 #include"qsdrv.h"
00030 #include<qstring.h>
00031 #include<math.h>
00032
00033
00034
00046 class QSPlot : public QSAxesChild
00047 {
00048 Q_OBJECT
00049 friend QSAxes;
00050 Q_PROPERTY( int defaultXAxis READ defaultXAxis WRITE setDefaultXAxis )
00051 Q_PROPERTY( int defaultYAxis READ defaultYAxis WRITE setDefaultYAxis )
00052 Q_PROPERTY( int defaultZAxis READ defaultZAxis WRITE setDefaultZAxis )
00053 Q_PROPERTY( int defaultVAxis READ defaultVAxis WRITE setDefaultVAxis )
00054 Q_PROPERTY( bool legendItemVisible READ legendItemVisible WRITE setLegendItemVisible )
00055 Q_PROPERTY( QString gradient READ gradientProperty WRITE setGradientProperty )
00056 public:
00061 QSPlot( QSAxes *parentAxes=0, const char *name=0 );
00065 virtual ~QSPlot();
00069 void setDefaultAxis( QSAxis *axis );
00073 void setDefaultXAxis( int axisIndex );
00077 void setDefaultYAxis( int axisIndex );
00081 void setDefaultZAxis( int axisIndex );
00085 void setDefaultVAxis( int axisIndex );
00089 int defaultXAxis() const { return m_axes->axisIndex(m_daxes[QSAxis::XAxisType]); }
00093 int defaultYAxis() const { return m_axes->axisIndex(m_daxes[QSAxis::YAxisType]); }
00097 int defaultZAxis() const { return m_axes->axisIndex(m_daxes[QSAxis::ZAxisType]); }
00101 int defaultVAxis() const { return m_axes->axisIndex(m_daxes[QSAxis::VAxisType]); }
00106 QSAxis *defaultAxis( int axisType ) const { return m_daxes[axisType]; }
00110 void setGradient( const QSGGradient& gradient );
00114 const QSGGradient gradient() const { return m_gradient; }
00118 void setLegendItemVisible( bool visible );
00122 bool legendItemVisible() const { return m_is_legend; }
00126 virtual QString posInfo( QSPt2f& pos );
00130 virtual QSPt2f legendItemSize( QSDrv *drv );
00134 virtual void drawLegendItem( const QSPt2f& pos, QSDrv *drv );
00138 QSPt2f dataToWorld( const QSPt2f& p ) const;
00142 QSPt3f dataToWorld( const QSPt3f& p ) const;
00146 QSPt3f dataToWorldV( const QSPt3f& p ) const;
00150 QSPt2f worldToData( const QSPt2f& p ) const;
00154 QSPt3f worldToData( const QSPt3f& p ) const;
00158 QSPt3f worldToDataV( const QSPt3f& p ) const;
00162 void setGradientProperty( const QString& string );
00166 QString gradientProperty() const { return toQString(m_gradient); }
00167
00168 virtual void loadStateFromStream( QDataStream& stream, QSObjectFactory *factory );
00169 virtual void saveStateToStream( QDataStream& stream, QSObjectFactory *factory );
00170
00171 protected slots:
00177 virtual void axisRemoved( QSData *object );
00178
00179 protected:
00185 virtual bool getAxisRange( QSAxis *axis, double& min, double& max );
00194 virtual bool start();
00202 virtual bool step();
00207 virtual void end();
00213 virtual void allocRuntimeData();
00217 virtual void freeRuntimeData();
00218
00219 static const int work_steps = 30;
00220
00221 bool m_busy;
00222 bool m_is_legend;
00223 int m_bkg_handler;
00224 double m_curr_dpi;
00225 QSDrv *m_drv;
00226 QSPt2f m_csize;
00227 QSPt2f m_cpos;
00228 QSAxis *m_daxes[5];
00229 QSAxes *m_axes;
00230 QSGGradient m_gradient;
00231 const QSProjection *m_proj;
00232 };
00233
00234
00235
00242 class QSPlot2D : public QSPlot
00243 {
00244 Q_OBJECT
00245 public:
00249 QSPlot2D( QSAxes *parentAxes, const char *name=0 );
00253 virtual ~QSPlot2D();
00254 };
00255
00256
00257
00258
00259
00268 class QSPlot3D : public QSPlot
00269 {
00270 Q_OBJECT
00271 Q_PROPERTY( bool colored READ colored WRITE setColored )
00272 Q_PROPERTY( bool topBottom READ topBottom WRITE setTopBottom )
00273 Q_PROPERTY( bool autoDivide READ autoDivide WRITE setAutoDivide )
00274 Q_PROPERTY( int edgeAutoColor READ edgeAutoColor WRITE setEdgeAutoColor )
00275
00276 public:
00280 QSPlot3D( QSAxes *parentAxes, const char *name=0 );
00284 virtual ~QSPlot3D();
00288 void setColored( bool enabled );
00292 void setTopBottom( bool enabled );
00296 void setAutoDivide( bool enabled );
00300 void setEdgeAutoColor( int value );
00304 void setClipping( bool clipping );
00308 bool topBottom() const { return m_topbottom; }
00312 bool autoDivide() const { return m_divide; }
00316 int edgeAutoColor() const { return m_edge_auto_color; }
00320 bool clipping() { return m_clipping; }
00324 bool colored() const { return m_colored; }
00325
00326 virtual void loadStateFromStream( QDataStream& stream, QSObjectFactory *factory );
00327 virtual void saveStateToStream( QDataStream& stream, QSObjectFactory *factory );
00331 enum FillElement {
00332 TMeshFill,
00333 BMeshFill
00334 };
00338 enum LineElement {
00339 MeshLine
00340 };
00344 enum PointElement {
00345 PointMark
00346 };
00347
00348 protected:
00349
00350 bool m_clipping;
00351 bool m_colored;
00352 int m_edge_auto_color;
00353 bool m_divide;
00354 bool m_topbottom;
00355 QSDrv::CNormals m_cnormals;
00356 QSDrv::CColors m_ccolors;
00357 QSDrv::COrdering m_corder;
00362 void drawPolygon( const QSPt3f pts[], int npoints, QSPt3f *norm, const double *values=NULL, const bool *edges=NULL );
00366 virtual void allocRuntimeData();
00370 virtual void freeRuntimeData();
00374 virtual QSPt2f standardLegendItemSize( QSDrv *drv, QSAxis *axis, const QString& title );
00378 virtual void drawStandardLegendItem( const QSPt2f& pos, QSDrv *drv, QSAxis *axis, const QString& title, const QSGGradient *gradient );
00379
00380 private:
00381 struct plot3d_runtime_data;
00382 struct plot3d_runtime_data *d;
00383 };
00384
00385 #endif
00386
00387
00388
