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00029 #ifndef MATRIX_H
00030 #define MATRIX_H
00031
00032 #include <QHeaderView>
00033 #include <QTableView>
00034 #include <QPrinter>
00035 #include <QMessageBox>
00036
00037 #include "MatrixModel.h"
00038 #include <MdiSubWindow.h>
00039 #include <ScriptingEnv.h>
00040 #include <Script.h>
00041
00042 #include <qwt_double_rect.h>
00043 #include <qwt_color_map.h>
00044
00045 #include <math.h>
00046
00047
00048 #define _Matrix_initial_rows_ 10
00049 #define _Matrix_initial_columns_ 3
00050
00051 class QLabel;
00052 class QStackedWidget;
00053 class QShortcut;
00054 class QUndoStack;
00055
00057 class Matrix: public MdiSubWindow, public scripted
00058 {
00059 Q_OBJECT
00060
00061 public:
00062
00075 Matrix(ScriptingEnv *env, int r, int c, const QString& label, ApplicationWindow* parent, const QString& name = QString(), Qt::WFlags f=0);
00076 Matrix(ScriptingEnv *env, const QImage& image, const QString& label, ApplicationWindow* parent, const QString& name = QString(), Qt::WFlags f=0);
00077 ~Matrix();
00078
00079 enum Operation{Transpose, Invert, FlipHorizontally, FlipVertically, RotateClockwise,
00080 RotateCounterClockwise, FFT, Clear, Calculate, MuParserCalculate, SetImage, ImportAscii};
00081 enum HeaderViewType{ColumnRow, XY};
00082 enum ViewType{TableView, ImageView};
00083 enum ColorMapType{Default, GrayScale, Rainbow, Custom};
00084 enum ImportMode {
00085 NewColumns,
00086 NewRows,
00087 Overwrite
00088 };
00089
00090 void setViewType(ViewType, bool renderImage = true);
00091 ViewType viewType(){return d_view_type;};
00092
00093 HeaderViewType headerViewType(){return d_header_view_type;};
00094 void setHeaderViewType(HeaderViewType type);
00095
00096 QImage image();
00097 void displayImage(const QImage& image);
00098 void importImage(const QString& fn);
00099 void importImage(const QImage& image);
00100 void exportRasterImage(const QString& fileName, int quality = 100, int dpi = 0);
00101 void exportSVG(const QString& fileName);
00102 void exportToFile(const QString& fileName);
00103 void exportVector(const QString& fileName, int res = 0, bool color = true);
00104 #ifdef EMF_OUTPUT
00105 void exportEMF(const QString& fileName);
00106 #endif
00107
00108 MatrixModel * matrixModel(){return d_matrix_model;};
00109 QUndoStack *undoStack(){return d_undo_stack;};
00110
00111 QItemSelectionModel * selectionModel(){return d_table_view->selectionModel();};
00112
00114 int numRows(){return d_matrix_model->rowCount();};
00115 void setNumRows(int rows){d_matrix_model->setRowCount(rows);};
00116
00118 int numCols(){return d_matrix_model->columnCount();};
00119 void setNumCols(int cols){d_matrix_model->setColumnCount(cols);};
00120
00121
00123
00126 void customEvent(QEvent *e);
00127
00128 void resetView();
00129 void moveCell(const QModelIndex& index);
00130
00131 void flipVertically();
00132 void flipHorizontally();
00133 void rotate90(bool clockwise = true);
00134 void fft(bool inverse = false);
00135
00136 ColorMapType colorMapType(){return d_color_map_type;};
00137 void setColorMapType(ColorMapType mapType);
00138
00139 QwtLinearColorMap colorMap(){return d_color_map;};
00140 QwtLinearColorMap *colorMapPointer(){return &d_color_map;};
00141 void setColorMap(const QwtLinearColorMap& map);
00143 void setColorMap(const QStringList& lst);
00145 void setDefaultColorMap();
00146 void setGrayScale();
00147 void setRainbowColorMap();
00149 double integrate();
00151 double determinant();
00153 void transpose();
00155 void invert();
00156
00158 bool calculate(int startRow = 0, int endRow = -1, int startCol = 0, int endCol = -1, bool forceMuParser = false);
00160 bool muParserCalculate(int startRow = 0, int endRow = -1, int startCol = 0, int endCol = -1);
00161
00162 bool exportODF(const QString& fname, bool exportSelection);
00163 #ifdef XLS_IMPORT
00164 bool exportExcel(const QString& fname, bool exportSelection);
00165 #endif
00166 bool exportASCII(const QString& fname, const QString& separator, bool exportSelection);
00167 void importASCII(const QString &fname, const QString &sep, int ignoredLines, bool stripSpaces,
00168 bool simplifySpaces, const QString& commentString, ImportMode importAs = Overwrite,
00169 const QLocale& l = QLocale(), int endLineChar = 0, int maxRows = -1);
00170
00171 virtual QString sizeToString();
00172
00173 public slots:
00174 void exportPDF(const QString& fileName);
00176 void print();
00177 void print(QPrinter *);
00179 void print(const QString& fileName);
00180
00182 int columnsWidth(){return d_column_width;};
00184 void setColumnsWidth(int width);
00185
00187 void setDimensions(int rows, int cols);
00188
00190 QString text(int row, int col);
00192 void setText(int row, int col, const QString & new_text );
00194 double cell(int row, int col);
00196 void setCell(int row, int col, double value );
00197
00203 QChar textFormat(){return txt_format;};
00210 int precision(){return num_precision;};
00216 void setNumericPrecision(int prec);
00217
00226 void setTextFormat(const QChar &format, int precision);
00227 void setNumericFormat(const QChar & f, int prec);
00228
00230 QString formula(){return formula_str;};
00232 void setFormula(const QString &s){formula_str = s;};
00233
00235 void restore(const QStringList &l);
00238 void save(const QString &, const QString &, bool saveAsTemplate = false);
00239
00240
00242 void cutSelection();
00244 void copySelection();
00246 void clearSelection();
00248 void pasteSelection();
00249
00251 void insertRow();
00253 void deleteSelectedRows();
00255 int numSelectedRows();
00256
00258 void insertColumn();
00260 void deleteSelectedColumns();
00262 int numSelectedColumns();
00263
00265 double xStart(){return x_start;};
00267 double xEnd(){return x_end;};
00269 double yStart(){return y_start;};
00271 double yEnd(){return y_end;};
00272
00274 double dx(){return fabs(x_end - x_start)/(double)(numCols() - 1);};
00276 double dy(){return fabs(y_end - y_start)/(double)(numRows() - 1);};
00277
00279 QwtDoubleRect boundingRect();
00281 void setCoordinates(double xs, double xe, double ys, double ye);
00282
00284 void range(double *min, double *max);
00286 bool isEmpty();
00287
00289 void goToRow(int row);
00291 void goToColumn(int col);
00292
00294 static double** allocateMatrixData(int rows, int columns);
00296 static void freeMatrixData(double **data, int rows);
00297
00298 int verticalHeaderWidth(){return d_table_view->verticalHeader()->width();}
00299
00300 void copy(Matrix *m);
00302 double *initWorkspace(int size);
00303 void freeWorkspace(){free(d_workspace); d_workspace = NULL;};
00304
00305 bool canCalculate(bool useMuParser = true);
00306 void notifyModifiedData(){emit modifiedData(this);};
00307
00308 signals:
00309 void modifiedData(Matrix *);
00310
00311 private:
00312 bool eventFilter(QObject *, QEvent *);
00313
00315 void initTable(int rows, int cols);
00316 void initImage(const QImage& image);
00317 void initImageView();
00318 void initTableView();
00319 void initGlobals();
00320 bool ignoreUndo();
00321
00322 QStackedWidget *d_stack;
00323 MatrixModel *d_matrix_model;
00325 QTableView *d_table_view;
00327 QLabel *imageLabel;
00329 QString formula_str;
00331 QChar txt_format;
00333 int num_precision;
00334 double x_start,
00335 x_end,
00336 y_start,
00337 y_end;
00338
00340 ViewType d_view_type;
00342 HeaderViewType d_header_view_type;
00344 QwtLinearColorMap d_color_map;
00346 ColorMapType d_color_map_type;
00348 int d_column_width;
00349 QShortcut *d_select_all_shortcut;
00351 QUndoStack *d_undo_stack;
00353 double *d_workspace;
00354 };
00355
00356 #endif