1 /*************************************************************************** 2 File : ScreenPickerTool.h 3 Project : QtiPlot 4 -------------------------------------------------------------------- 5 Copyright : (C) 2006,2007 by Ion Vasilief, Knut Franke 6 Email (use @ for *) : ion_vasilief*yahoo.fr, knut.franke*gmx.de 7 Description : Plot tool for selecting arbitrary points. 8 9 ***************************************************************************/ 10 11 /*************************************************************************** 12 * * 13 * This program is free software; you can redistribute it and/or modify * 14 * it under the terms of the GNU General Public License as published by * 15 * the Free Software Foundation; either version 2 of the License, or * 16 * (at your option) any later version. * 17 * * 18 * This program is distributed in the hope that it will be useful, * 19 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 21 * GNU General Public License for more details. * 22 * * 23 * You should have received a copy of the GNU General Public License * 24 * along with this program; if not, write to the Free Software * 25 * Foundation, Inc., 51 Franklin Street, Fifth Floor, * 26 * Boston, MA 02110-1301 USA * 27 * * 28 ***************************************************************************/ 29 #ifndef SCREEN_PICKER_TOOL_H 30 #define SCREEN_PICKER_TOOL_H 31 32 #include <PlotToolInterface.h> 33 #include <DoubleSpinBox.h> 34 35 #include <QObject> 36 #include <QPointer> 37 #include <QLabel> 38 #include <QSpinBox> 39 40 #include <qwt_double_rect.h> 41 #include <qwt_plot_marker.h> 42 #include <qwt_plot_picker.h> 43 44 class ApplicationWindow; 45 class Table; 46 class Matrix; 47 class DataCurve; 48 49 /*!Plot tool for selecting arbitrary points. 50 * 51 * This is a rather thin wrapper around QwtPlotPicker, providing selection of points 52 * on a Graph/Plot and displaying coordinates. 53 */ 54 class ScreenPickerTool : public QwtPlotPicker, public PlotToolInterface 55 { 56 Q_OBJECT 57 public: 58 enum MoveRestriction { NoRestriction, Vertical, Horizontal }; 59 ScreenPickerTool(Graph *graph, const QObject *status_target=NULL, const char *status_slot=""); 60 virtual ~ScreenPickerTool(); 61 virtual void append(const QwtDoublePoint &pos); setMoveRestriction(ScreenPickerTool::MoveRestriction r)62 void setMoveRestriction(ScreenPickerTool::MoveRestriction r){d_move_restriction = r;}; 63 xValue()64 double xValue(){return d_selection_marker.xValue();}; yValue()65 double yValue(){return d_selection_marker.yValue();}; 66 67 signals: 68 /*! Emitted whenever a new message should be presented to the user. 69 * 70 * You don't have to connect to this signal if you alreay specified a reciever during initialization. 71 */ 72 void statusText(const QString&); 73 protected: 74 virtual bool eventFilter(QObject *obj, QEvent *event); 75 virtual void append(const QPoint &point); 76 QwtPlotMarker d_selection_marker; 77 MoveRestriction d_move_restriction; 78 }; 79 80 /*!Plot tool for drawing arbitrary points. 81 * 82 */ 83 class DrawPointTool : public ScreenPickerTool 84 { 85 Q_OBJECT 86 public: 87 DrawPointTool(ApplicationWindow *app, Graph *graph, const QObject *status_target=NULL, const char *status_slot=""); rtti()88 virtual int rtti() const { return Rtti_DrawDataPoints;}; 89 90 protected: 91 virtual bool eventFilter(QObject *obj, QEvent *event); 92 void appendPoint(const QwtDoublePoint &point); 93 DataCurve *d_curve; 94 Table *d_table; 95 ApplicationWindow *d_app; 96 }; 97 98 /*!Plot tool for image analysis. 99 * 100 */ 101 class ImageProfilesTool : public ScreenPickerTool 102 { 103 Q_OBJECT 104 public: 105 ImageProfilesTool(ApplicationWindow *app, Graph *graph, Matrix *m, Table *horTable, Table *verTable); 106 void connectPlotLayers(); 107 108 ImageProfilesTool* clone(Graph *g); 109 110 virtual ~ImageProfilesTool(); 111 virtual void append(const QwtDoublePoint &pos); rtti()112 virtual int rtti() const { return Rtti_ImageProfilesTool;}; 113 averagePixels()114 int averagePixels(){return averageBox->value();} 115 void setAveragePixels(int pixels); 116 matrix()117 QPointer<Matrix> matrix(){return d_matrix;}; horizontalTable()118 QPointer<Table> horizontalTable(){return d_hor_table;}; verticalTable()119 QPointer<Table> verticalTable(){return d_ver_table;}; 120 121 private slots: 122 void modifiedMatrix(Matrix *); 123 void updateCursorPosition(); 124 void updateCursorWidth(int width); 125 126 private: 127 void setCursorWidth(int width); 128 129 protected: 130 ApplicationWindow *d_app; 131 QPointer<Matrix> d_matrix; 132 QPointer<Table> d_hor_table, d_ver_table; 133 DoubleSpinBox *horSpinBox, *vertSpinBox; 134 QSpinBox *averageBox; 135 QLabel *zLabel; 136 QWidget *d_box; 137 }; 138 139 #endif // ifndef SCREEN_PICKER_TOOL_H 140