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annotate libgui/graphics/QtHandlesUtils.h @ 23084:ef4d915df748

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maint: Merge stable to default.
author John W. Eaton <jwe@octave.org>
date Mon, 23 Jan 2017 14:27:48 -0500
parents 3a2b891d0b33 e9a0469dedd9
children 092078913d54
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1 /*
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2
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3 Copyright (C) 2011-2016 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 <http://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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38
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39 namespace QtHandles
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40 {
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41
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42 namespace Utils
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43 {
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44 QString fromStdString (const std::string& s);
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45 std::string toStdString (const QString& s);
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46
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47 QStringList fromStringVector (const string_vector& v);
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48 string_vector toStringVector (const QStringList& l);
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49
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50 Cell toCellString (const QStringList& l);
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51
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52 template <typename T>
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53 QFont computeFont (const typename T::properties& props, int height = -1);
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54
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55 QColor fromRgb (const Matrix& rgb);
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56 Matrix toRgb (const QColor& c);
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57
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58 Qt::Alignment fromHVAlign (const std::string& halign,
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59 const std::string& valign);
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60
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61 std::string figureSelectionType (QMouseEvent* event,
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62 bool isDoubleClick = false);
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63
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64 Matrix figureCurrentPoint (const graphics_object& fig, QMouseEvent* event);
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65 Matrix figureCurrentPoint (const graphics_object& fig);
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66
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67 template <typename T>
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68 inline typename T::properties&
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69 properties (graphics_object obj)
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70 { return dynamic_cast<typename T::properties&> (obj.get_properties ()); }
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71
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72 template <typename T>
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73 inline typename T::properties&
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74 properties (const graphics_handle& h)
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75 { return Utils::properties<T> (gh_manager::get_object (h)); }
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76
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77 QImage makeImageFromCData (const octave_value& v, int width = -1,
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78 int height = -1);
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79
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80 octave_scalar_map makeKeyEventStruct (QKeyEvent* event);
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81 }
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82
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83 }
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84
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85 #endif