Mercurial > octave
annotate libgui/graphics/QtHandlesUtils.h @ 27125:d2d2f66e1cdc
Implement figure "windowscrollwheelfcn" property for Qt toolkit (bug #56028).
* NEWS: Announce implementation.
* QtHandlesUtils.[h,cc] (makeScrollEventStruct): New method to prepare a
ScrollWheel event structure.
* Canvas.cc (Canvas::canvasWheelEvent): Post "windowscrollwheelfcn" whenever
a WheelEvent happens.
* genpropdoc.m: Document "windowscrollwheelfcn" property.
author | Pantxo Diribarne <pantxo.diribarne@gmail.com> |
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date | Tue, 28 May 2019 16:43:48 +0200 |
parents | 00f796120a6d |
children | 50216d7a2f6b |
rev | line source |
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1 /* |
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2 |
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3 Copyright (C) 2011-2019 Michael Goffioul |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software: you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by |
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9 the Free Software Foundation, either version 3 of the License, or |
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10 (at your option) any later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but |
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13 WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 GNU General Public License for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, see |
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19 <https://www.gnu.org/licenses/>. |
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20 |
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21 */ |
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22 |
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23 #if ! defined (octave_QtHandlesUtils_h) |
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24 #define octave_QtHandlesUtils_h 1 |
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25 |
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26 #include <QColor> |
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27 #include <QFont> |
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28 #include <QImage> |
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29 #include <QString> |
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30 #include <QStringList> |
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31 |
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32 #include <string> |
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33 |
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34 #include "graphics.h" |
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35 |
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36 class QKeyEvent; |
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37 class QMouseEvent; |
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Implement figure "windowscrollwheelfcn" property for Qt toolkit (bug #56028).
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38 class QWheelEvent; |
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39 |
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40 namespace QtHandles |
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41 { |
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42 |
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43 namespace Utils |
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44 { |
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45 QString fromStdString (const std::string& s); |
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46 std::string toStdString (const QString& s); |
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47 |
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48 QStringList fromStringVector (const string_vector& v); |
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49 string_vector toStringVector (const QStringList& l); |
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50 |
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51 Cell toCellString (const QStringList& l); |
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52 |
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53 template <typename T> |
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54 QFont computeFont (const typename T::properties& props, int height = -1); |
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55 |
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56 QColor fromRgb (const Matrix& rgb); |
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57 Matrix toRgb (const QColor& c); |
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58 |
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59 Qt::Alignment fromHVAlign (const std::string& halign, |
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60 const std::string& valign); |
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61 |
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62 std::string figureSelectionType (QMouseEvent *event, |
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63 bool isDoubleClick = false); |
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64 |
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65 Matrix figureCurrentPoint (const graphics_object& fig, QMouseEvent *event); |
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66 Matrix figureCurrentPoint (const graphics_object& fig); |
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67 |
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68 template <typename T> |
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69 inline typename T::properties& |
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70 properties (graphics_object obj) |
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71 { return dynamic_cast<typename T::properties&> (obj.get_properties ()); } |
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72 |
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73 template <typename T> |
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74 inline typename T::properties& |
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75 properties (const graphics_handle& h) |
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76 { return Utils::properties<T> (gh_manager::get_object (h)); } |
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77 |
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78 QImage makeImageFromCData (const octave_value& v, int width = -1, |
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79 int height = -1); |
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80 |
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81 octave_scalar_map makeKeyEventStruct (QKeyEvent *event); |
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82 octave_scalar_map makeScrollEventStruct (QWheelEvent *event); |
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83 } |
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84 |
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85 } |
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86 |
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87 #endif |