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annotate libgui/graphics/QtHandlesUtils.cc @ 20003:f0e61a67ad9f

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Update copyright year in Qt graphics code.
author John W. Eaton <jwe@octave.org>
date Fri, 20 Mar 2015 16:18:10 -0400
parents 3cc0734283dc
children 76c72314d905
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1 /*
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2
20003
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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 template <class T>
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85 QFont
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86 computeFont (const typename T::properties& props, int height)
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87 {
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88 QFont f (fromStdString (props.get_fontname ()));
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89
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90 static std::map<std::string, QFont::Weight> weightMap;
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91 static std::map<std::string, QFont::Style> angleMap;
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92 static bool mapsInitialized = false;
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93
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94 if (! mapsInitialized)
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95 {
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96 weightMap[std::string ("normal")] = QFont::Normal;
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97 weightMap[std::string ("light")] = QFont::Light;
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98 weightMap[std::string ("demi")] = QFont::DemiBold;
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99 weightMap[std::string ("bold")] = QFont::Normal;
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100
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101 angleMap[std::string ("normal")] = QFont::StyleNormal;
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102 angleMap[std::string ("italic")] = QFont::StyleItalic;
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103 angleMap[std::string ("oblique")] = QFont::StyleOblique;
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104
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105 mapsInitialized = true;
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106 }
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107
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108 f.setPointSizeF (props.get_fontsize_points (height));
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109 f.setWeight (weightMap[props.get_fontweight ()]);
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110 f.setStyle (angleMap[props.get_fontangle ()]);
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111
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112 return f;
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113 }
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114
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115 template QFont computeFont<uicontrol> (const uicontrol::properties& props,
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116 int height);
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117
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118 template QFont computeFont<uipanel> (const uipanel::properties& props,
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119 int height);
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120
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121 QColor
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122 fromRgb (const Matrix& rgb)
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123 {
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124 QColor c;
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125
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126 if (rgb.numel () == 3)
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127 c.setRgbF (rgb(0), rgb(1), rgb(2));
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128
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129 return c;
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130 }
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131
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132 Matrix
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133 toRgb (const QColor& c)
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134 {
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135 Matrix rgb (1, 3);
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136 double* rgbData = rgb.fortran_vec ();
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137
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138 c.getRgbF (rgbData, rgbData+1, rgbData+2);
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139
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140 return rgb;
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141 }
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142
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143 std::string
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144 figureSelectionType (QMouseEvent* event, bool isDoubleClick)
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145 {
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146 if (isDoubleClick)
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147 return std::string ("open");
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148 else
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149 {
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150 Qt::MouseButtons buttons = event->buttons ();
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151 Qt::KeyboardModifiers mods = event->modifiers ();
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152
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153 if (mods == Qt::NoModifier)
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154 {
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
155 if (buttons == Qt::LeftButton)
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parents: 19595
diff changeset
156 return std::string ("normal");
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parents: 19595
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157 else if (buttons == Qt::RightButton)
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parents: 19595
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158 return std::string ("alt");
18498
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parents:
diff changeset
159 #if defined (Q_WS_WIN)
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160 else if (buttons == (Qt::LeftButton|Qt::RightButton))
af0399a5aae0 untabify QtHandles source files
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parents: 19595
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161 return std::string ("extend");
18498
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John W. Eaton <jwe@octave.org>
parents:
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162 #elif defined (Q_WS_X11)
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163 else if (buttons == Qt::MidButton)
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164 return std::string ("extend");
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parents:
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165 #endif
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166 }
18498
2e7cad6f180c Initial integration of QtHandles.
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parents:
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167 else if (buttons == Qt::LeftButton)
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168 {
af0399a5aae0 untabify QtHandles source files
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parents: 19595
diff changeset
169 if (mods == Qt::ShiftModifier)
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170 return std::string ("extend");
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parents: 19595
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171 else if (mods == Qt::ControlModifier)
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parents: 19595
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172 return std::string ("alt");
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parents: 19595
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173 }
18498
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John W. Eaton <jwe@octave.org>
parents:
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174 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
175
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
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176 return std::string ("normal");
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
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177 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
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178
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
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179 Matrix
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
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180 figureCurrentPoint (const graphics_object& fig, QMouseEvent* event)
18498
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parents:
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181 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
182 Object* tkFig = Backend::toolkitObject (fig);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
183
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
184 if (tkFig)
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John W. Eaton <jwe@octave.org>
parents:
diff changeset
185 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
186 Container* c = tkFig->innerContainer ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
187
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
188 if (c)
19621
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189 {
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190 QPoint qp = c->mapFromGlobal (event->globalPos ());
18498
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191
19621
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192 return
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193 tkFig->properties<figure> ().map_from_boundingbox (qp.x (),
af0399a5aae0 untabify QtHandles source files
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194 qp.y ());
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parents: 19595
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195 }
18498
2e7cad6f180c Initial integration of QtHandles.
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196 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
197
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
198 return Matrix (1, 2, 0.0);
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John W. Eaton <jwe@octave.org>
parents:
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199 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
200
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John W. Eaton <jwe@octave.org>
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201 Qt::Alignment
3cc0734283dc style fixes in Qt graphics code
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202 fromHVAlign (const caseless_str& halign, const caseless_str& valign)
18498
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203 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
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204 Qt::Alignment flags;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
205
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
206 if (halign.compare ("left"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
207 flags |= Qt::AlignLeft;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
208 else if (halign.compare ("center"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
209 flags |= Qt::AlignHCenter;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
210 else if (halign.compare ("right"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
211 flags |= Qt::AlignRight;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
212 else
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
213 flags |= Qt::AlignLeft;
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 if (valign.compare ("middle"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
216 flags |= Qt::AlignVCenter;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
217 else if (valign.compare ("top"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
218 flags |= Qt::AlignTop;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
219 else if (valign.compare ("bottom"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
220 flags |= Qt::AlignBottom;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
221 else
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
222 flags |= Qt::AlignVCenter;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
223
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
224 return flags;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
225 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
226
19967
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227 QImage
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
228 makeImageFromCData (const octave_value& v, int width, int height)
18498
2e7cad6f180c Initial integration of QtHandles.
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parents:
diff changeset
229 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
230 dim_vector dv (v.dims ());
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 (dv.length () == 3 && dv(2) == 3)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
233 {
19239
b8ffcb88d77c * QtHandlesUtils.cc: Fix typo in previous change.
John W. Eaton <jwe@octave.org>
parents: 19238
diff changeset
234 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: 19238
diff changeset
235 int h = qMin (dv(0), static_cast<octave_idx_type> (height));
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
236
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
237 int x_off = (w < width ? (width - w) / 2 : 0);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
238 int y_off = (h < height ? (height - h) / 2 : 0);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
239
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
240 QImage img (width, height, QImage::Format_ARGB32);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
241 img.fill (qRgba (0, 0, 0, 0));
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 if (v.is_uint8_type ())
19621
af0399a5aae0 untabify QtHandles source files
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parents: 19595
diff changeset
244 {
af0399a5aae0 untabify QtHandles source files
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parents: 19595
diff changeset
245 uint8NDArray d = v.uint8_array_value ();
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
246
19621
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diff changeset
247 for (int i = 0; i < w; i++)
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
248 for (int j = 0; j < h; j++)
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
249 {
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
250 int r = d(j, i, 0);
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
251 int g = d(j, i, 1);
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
252 int b = d(j, i, 2);
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
253 int a = 255;
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
254
19621
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parents: 19595
diff changeset
255 img.setPixel (x_off + i, y_off + j, qRgba (r, g, b, a));
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
256 }
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
257 }
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
258 else if (v.is_single_type ())
19621
af0399a5aae0 untabify QtHandles source files
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parents: 19595
diff changeset
259 {
af0399a5aae0 untabify QtHandles source files
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parents: 19595
diff changeset
260 FloatNDArray f = v.float_array_value ();
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
261
19621
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parents: 19595
diff changeset
262 for (int i = 0; i < w; i++)
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
263 for (int j = 0; j < h; j++)
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
264 {
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
265 float r = f(j, i, 0);
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
266 float g = f(j, i, 1);
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
267 float b = f(j, i, 2);
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
268 int a = (xisnan (r) || xisnan (g) || xisnan (b) ? 0 : 255);
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
269
19621
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diff changeset
270 img.setPixel (x_off + i, y_off + j,
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
271 qRgba (xround (r * 255),
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
272 xround (g * 255),
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
273 xround (b * 255),
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
274 a));
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
275 }
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
276 }
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
277 else if (v.is_real_type ())
19621
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parents: 19595
diff changeset
278 {
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
279 NDArray d = v.array_value ();
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
280
19621
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parents: 19595
diff changeset
281 for (int i = 0; i < w; i++)
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
282 for (int j = 0; j < h; j++)
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
283 {
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
284 double r = d(j, i, 0);
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
285 double g = d(j, i, 1);
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
286 double b = d(j, i, 2);
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
287 int a = (xisnan (r) || xisnan (g) || xisnan (b) ? 0 : 255);
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
288
19621
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parents: 19595
diff changeset
289 img.setPixel (x_off + i, y_off + j,
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
290 qRgba (xround (r * 255),
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
291 xround (g * 255),
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
292 xround (b * 255),
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
293 a));
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
294 }
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19595
diff changeset
295 }
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
296
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
297 return img;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
298 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
299
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
300 return QImage ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
301 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
302
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
303 octave_scalar_map
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
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304 makeKeyEventStruct (QKeyEvent* event)
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305 {
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306 octave_scalar_map retval;
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307
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308 retval.setfield ("Key", KeyMap::qKeyToKeyString (event->key ()));
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309 retval.setfield ("Character", toStdString (event->text ()));
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310
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311 std::list<std::string> modList;
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312 Qt::KeyboardModifiers mods = event->modifiers ();
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313
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314 if (mods & Qt::ShiftModifier)
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315 modList.push_back ("shift");
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316 if (mods & Qt::ControlModifier)
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317 #ifdef Q_OS_MAC
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318 modList.push_back ("command");
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319 #else
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320 modList.push_back ("control");
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321 #endif
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322 if (mods & Qt::AltModifier)
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323 modList.push_back ("alt");
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324 #ifdef Q_OS_MAC
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325 if (mods & Qt::MetaModifier)
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326 modList.push_back ("control");
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327 #endif
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328
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329 retval.setfield ("Modifier", Cell (modList));
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330
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331 return retval;
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332 }
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333
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334 }; // namespace Utils
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335
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336 }; // namespace QtHandles