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annotate libgui/graphics/QtHandlesUtils.cc @ 20072:76c72314d905

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QT Text/EditControl: support String cells (Bug 44749) * libgui/graphics/QtHandlesUtils.cc/h (toCellString): New function * libgui/graphics/EditControl.cc (EditControl::init): set text as string_vector (EditControl::updateMultiLine): set text as string_vector (EditControl::returnPressed): set String as cells (EditControl::editingFinished): set String as cells * libgui/graphics/TextControl.cc (TextControl::TextControl): set text as string vector (TextControl::update): set text as string vector
author John Donoghue
date Tue, 07 Apr 2015 12:12:59 -0400
parents f0e61a67ad9f
children 248f2f2e7d48
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2
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3 Copyright (C) 2011-2015 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 the
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9 Free Software Foundation; either version 3 of the License, or (at your
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10 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 WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 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 #ifdef HAVE_CONFIG_H
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24 #include <config.h>
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25 #endif
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26
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27 #include <QApplication>
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28 #include <QKeyEvent>
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29 #include <QMouseEvent>
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30
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31 #include <list>
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32
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33 #include "ov.h"
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34 #include "graphics.h"
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35
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36 #include "Backend.h"
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37 #include "Container.h"
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38 #include "KeyMap.h"
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39 #include "Object.h"
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40 #include "QtHandlesUtils.h"
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41
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42 namespace QtHandles
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43 {
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44
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45 namespace Utils
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46 {
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47
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48 QString
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49 fromStdString (const std::string& s)
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50 {
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51 return QString::fromLocal8Bit (s.c_str ());
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52 }
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53
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54 std::string
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55 toStdString (const QString& s)
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56 {
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57 return std::string (s.toLocal8Bit ().data ());
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58 }
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59
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60 QStringList
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61 fromStringVector (const string_vector& v)
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62 {
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63 QStringList l;
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64 octave_idx_type n = v.length ();
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65
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66 for (octave_idx_type i = 0; i < n; i++)
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67 l << fromStdString (v[i]);
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68
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69 return l;
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70 }
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71
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72 string_vector
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73 toStringVector (const QStringList& l)
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74 {
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75 string_vector v (l.length ());
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76 int i = 0;
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77
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78 foreach (const QString& s, l)
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79 v[i++] = toStdString (s);
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80
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81 return v;
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82 }
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83
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84 Cell toCellString (const QStringList& l)
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85 {
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86 QStringList tmp = l;
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87
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88 // dont get any empty lines from end of the list
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89 while ((tmp.length () > 0) && (tmp.last ().length () == 0))
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90 {
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91 tmp.removeLast ();
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92 }
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93 // no strings will be a a 1x1 cell with empty string
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94 if (tmp.length () == 0)
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95 tmp += "";
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96
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97 Cell v(toStringVector (tmp));
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98 return v;
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99 }
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100
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101 template <class T>
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102 QFont
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103 computeFont (const typename T::properties& props, int height)
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104 {
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105 QFont f (fromStdString (props.get_fontname ()));
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106
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107 static std::map<std::string, QFont::Weight> weightMap;
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108 static std::map<std::string, QFont::Style> angleMap;
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109 static bool mapsInitialized = false;
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110
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111 if (! mapsInitialized)
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112 {
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113 weightMap[std::string ("normal")] = QFont::Normal;
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114 weightMap[std::string ("light")] = QFont::Light;
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115 weightMap[std::string ("demi")] = QFont::DemiBold;
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116 weightMap[std::string ("bold")] = QFont::Normal;
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117
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118 angleMap[std::string ("normal")] = QFont::StyleNormal;
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119 angleMap[std::string ("italic")] = QFont::StyleItalic;
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120 angleMap[std::string ("oblique")] = QFont::StyleOblique;
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121
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122 mapsInitialized = true;
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123 }
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124
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125 f.setPointSizeF (props.get_fontsize_points (height));
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126 f.setWeight (weightMap[props.get_fontweight ()]);
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127 f.setStyle (angleMap[props.get_fontangle ()]);
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128
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129 return f;
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130 }
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131
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132 template QFont computeFont<uicontrol> (const uicontrol::properties& props,
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133 int height);
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134
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135 template QFont computeFont<uipanel> (const uipanel::properties& props,
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136 int height);
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137
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138 QColor
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139 fromRgb (const Matrix& rgb)
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140 {
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141 QColor c;
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142
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143 if (rgb.numel () == 3)
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144 c.setRgbF (rgb(0), rgb(1), rgb(2));
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145
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146 return c;
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147 }
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148
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149 Matrix
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150 toRgb (const QColor& c)
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151 {
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152 Matrix rgb (1, 3);
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John W. Eaton <jwe@octave.org>
parents:
diff changeset
153 double* rgbData = rgb.fortran_vec ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
154
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
155 c.getRgbF (rgbData, rgbData+1, rgbData+2);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
156
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
157 return rgb;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
158 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
159
20002
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
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diff changeset
160 std::string
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19659
diff changeset
161 figureSelectionType (QMouseEvent* event, bool isDoubleClick)
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
162 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
163 if (isDoubleClick)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
164 return std::string ("open");
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John W. Eaton <jwe@octave.org>
parents:
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165 else
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
166 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
167 Qt::MouseButtons buttons = event->buttons ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
168 Qt::KeyboardModifiers mods = event->modifiers ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
169
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
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170 if (mods == Qt::NoModifier)
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171 {
af0399a5aae0 untabify QtHandles source files
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parents: 19629
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172 if (buttons == Qt::LeftButton)
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173 return std::string ("normal");
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parents: 19629
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174 else if (buttons == Qt::RightButton)
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175 return std::string ("alt");
18498
2e7cad6f180c Initial integration of QtHandles.
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parents:
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176 #if defined (Q_WS_WIN)
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177 else if (buttons == (Qt::LeftButton|Qt::RightButton))
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178 return std::string ("extend");
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179 #elif defined (Q_WS_X11)
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180 else if (buttons == Qt::MidButton)
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181 return std::string ("extend");
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182 #endif
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183 }
18498
2e7cad6f180c Initial integration of QtHandles.
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184 else if (buttons == Qt::LeftButton)
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185 {
af0399a5aae0 untabify QtHandles source files
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186 if (mods == Qt::ShiftModifier)
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187 return std::string ("extend");
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188 else if (mods == Qt::ControlModifier)
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189 return std::string ("alt");
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190 }
18498
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191 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
192
2e7cad6f180c Initial integration of QtHandles.
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193 return std::string ("normal");
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John W. Eaton <jwe@octave.org>
parents:
diff changeset
194 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
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195
20002
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
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diff changeset
196 Matrix
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19659
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197 figureCurrentPoint (const graphics_object& fig, QMouseEvent* event)
18498
2e7cad6f180c Initial integration of QtHandles.
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198 {
2e7cad6f180c Initial integration of QtHandles.
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parents:
diff changeset
199 Object* tkFig = Backend::toolkitObject (fig);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
200
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
201 if (tkFig)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
202 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
203 Container* c = tkFig->innerContainer ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
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diff changeset
204
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
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diff changeset
205 if (c)
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206 {
af0399a5aae0 untabify QtHandles source files
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diff changeset
207 QPoint qp = c->mapFromGlobal (event->globalPos ());
18498
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208
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209 return
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diff changeset
210 tkFig->properties<figure> ().map_from_boundingbox (qp.x (),
af0399a5aae0 untabify QtHandles source files
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diff changeset
211 qp.y ());
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diff changeset
212 }
18498
2e7cad6f180c Initial integration of QtHandles.
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213 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
214
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
215 return Matrix (1, 2, 0.0);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
216 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
217
20002
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
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diff changeset
218 Qt::Alignment
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
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219 fromHVAlign (const caseless_str& halign, const caseless_str& valign)
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
220 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
221 Qt::Alignment flags;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
222
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
223 if (halign.compare ("left"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
224 flags |= Qt::AlignLeft;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
225 else if (halign.compare ("center"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
226 flags |= Qt::AlignHCenter;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
227 else if (halign.compare ("right"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
228 flags |= Qt::AlignRight;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
229 else
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
230 flags |= Qt::AlignLeft;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
231
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
232 if (valign.compare ("middle"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
233 flags |= Qt::AlignVCenter;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
234 else if (valign.compare ("top"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
235 flags |= Qt::AlignTop;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
236 else if (valign.compare ("bottom"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
237 flags |= Qt::AlignBottom;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
238 else
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
239 flags |= Qt::AlignVCenter;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
240
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
241 return flags;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
242 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
243
20002
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19659
diff changeset
244 QImage
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19659
diff changeset
245 makeImageFromCData (const octave_value& v, int width, int height)
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
246 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
247 dim_vector dv (v.dims ());
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
248
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
249 if (dv.length () == 3 && dv(2) == 3)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
250 {
19273
b8ffcb88d77c * QtHandlesUtils.cc: Fix typo in previous change.
John W. Eaton <jwe@octave.org>
parents: 19272
diff changeset
251 int w = qMin (dv(1), static_cast<octave_idx_type> (width));
b8ffcb88d77c * QtHandlesUtils.cc: Fix typo in previous change.
John W. Eaton <jwe@octave.org>
parents: 19272
diff changeset
252 int h = qMin (dv(0), static_cast<octave_idx_type> (height));
18498
2e7cad6f180c Initial integration of QtHandles.
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diff changeset
253
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
254 int x_off = (w < width ? (width - w) / 2 : 0);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
255 int y_off = (h < height ? (height - h) / 2 : 0);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
256
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
257 QImage img (width, height, QImage::Format_ARGB32);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
258 img.fill (qRgba (0, 0, 0, 0));
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
259
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
260 if (v.is_uint8_type ())
19655
af0399a5aae0 untabify QtHandles source files
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diff changeset
261 {
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
262 uint8NDArray d = v.uint8_array_value ();
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
263
19655
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diff changeset
264 for (int i = 0; i < w; i++)
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
265 for (int j = 0; j < h; j++)
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
266 {
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
267 int r = d(j, i, 0);
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
268 int g = d(j, i, 1);
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19629
diff changeset
269 int b = d(j, i, 2);
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
270 int a = 255;
18498
2e7cad6f180c Initial integration of QtHandles.
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parents:
diff changeset
271
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diff changeset
272 img.setPixel (x_off + i, y_off + j, qRgba (r, g, b, a));
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
273 }
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19629
diff changeset
274 }
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
275 else if (v.is_single_type ())
19655
af0399a5aae0 untabify QtHandles source files
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diff changeset
276 {
af0399a5aae0 untabify QtHandles source files
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diff changeset
277 FloatNDArray f = v.float_array_value ();
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
278
19655
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diff changeset
279 for (int i = 0; i < w; i++)
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
280 for (int j = 0; j < h; j++)
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
281 {
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
282 float r = f(j, i, 0);
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19629
diff changeset
283 float g = f(j, i, 1);
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
284 float b = f(j, i, 2);
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19629
diff changeset
285 int a = (xisnan (r) || xisnan (g) || xisnan (b) ? 0 : 255);
18498
2e7cad6f180c Initial integration of QtHandles.
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parents:
diff changeset
286
19655
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diff changeset
287 img.setPixel (x_off + i, y_off + j,
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
288 qRgba (xround (r * 255),
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19629
diff changeset
289 xround (g * 255),
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
290 xround (b * 255),
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
291 a));
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
292 }
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
293 }
18498
2e7cad6f180c Initial integration of QtHandles.
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parents:
diff changeset
294 else if (v.is_real_type ())
19655
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diff changeset
295 {
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
296 NDArray d = v.array_value ();
18498
2e7cad6f180c Initial integration of QtHandles.
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parents:
diff changeset
297
19655
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diff changeset
298 for (int i = 0; i < w; i++)
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
299 for (int j = 0; j < h; j++)
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
300 {
af0399a5aae0 untabify QtHandles source files
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parents: 19629
diff changeset
301 double r = d(j, i, 0);
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19629
diff changeset
302 double g = d(j, i, 1);
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303 double b = d(j, i, 2);
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304 int a = (xisnan (r) || xisnan (g) || xisnan (b) ? 0 : 255);
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305
19655
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306 img.setPixel (x_off + i, y_off + j,
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307 qRgba (xround (r * 255),
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308 xround (g * 255),
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309 xround (b * 255),
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310 a));
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311 }
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312 }
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313
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314 return img;
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315 }
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316
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317 return QImage ();
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318 }
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319
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320 octave_scalar_map
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321 makeKeyEventStruct (QKeyEvent* event)
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322 {
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323 octave_scalar_map retval;
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324
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325 retval.setfield ("Key", KeyMap::qKeyToKeyString (event->key ()));
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326 retval.setfield ("Character", toStdString (event->text ()));
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327
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328 std::list<std::string> modList;
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329 Qt::KeyboardModifiers mods = event->modifiers ();
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330
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331 if (mods & Qt::ShiftModifier)
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332 modList.push_back ("shift");
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333 if (mods & Qt::ControlModifier)
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334 #ifdef Q_OS_MAC
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335 modList.push_back ("command");
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336 #else
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337 modList.push_back ("control");
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338 #endif
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339 if (mods & Qt::AltModifier)
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340 modList.push_back ("alt");
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341 #ifdef Q_OS_MAC
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342 if (mods & Qt::MetaModifier)
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343 modList.push_back ("control");
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344 #endif
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345
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346 retval.setfield ("Modifier", Cell (modList));
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347
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348 return retval;
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349 }
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350
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351 }; // namespace Utils
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352
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353 }; // namespace QtHandles