| 1 | /**************************************************************************** | 
| 2 | ** | 
| 3 | ** Copyright (C) 2016 Klaralvdalens Datakonsult AB (KDAB). | 
| 4 | ** Contact: https://www.qt.io/licensing/ | 
| 5 | ** | 
| 6 | ** This file is part of the Qt3D module of the Qt Toolkit. | 
| 7 | ** | 
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| 17 | ** GNU Lesser General Public License Usage | 
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| 25 | ** GNU General Public License Usage | 
| 26 | ** Alternatively, this file may be used under the terms of the GNU | 
| 27 | ** General Public License version 2.0 or (at your option) the GNU General | 
| 28 | ** Public license version 3 or any later version approved by the KDE Free | 
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| 34 | ** https://www.gnu.org/licenses/gpl-3.0.html. | 
| 35 | ** | 
| 36 | ** $QT_END_LICENSE$ | 
| 37 | ****************************************************************************/ | 
| 38 |  | 
| 39 | #include "qinputchord.h" | 
| 40 | #include "qinputchord_p.h" | 
| 41 |  | 
| 42 | #include <Qt3DInput/qabstractphysicaldevice.h> | 
| 43 | #include <Qt3DCore/qnodecreatedchange.h> | 
| 44 |  | 
| 45 | QT_BEGIN_NAMESPACE | 
| 46 |  | 
| 47 | namespace Qt3DInput { | 
| 48 |  | 
| 49 | /*! | 
| 50 |     \class Qt3DInput::QInputChord | 
| 51 |     \inmodule Qt3DInput | 
| 52 |     \inherits QAbstractActionInput | 
| 53 |     \brief QInputChord represents a set of QAbstractActionInput's that must be triggerd at once. | 
| 54 |  | 
| 55 |     \since 5.7 | 
| 56 | */ | 
| 57 |  | 
| 58 | /*! | 
| 59 |     \qmltype InputChord | 
| 60 |     \inqmlmodule Qt3D.Input | 
| 61 |     \inherits QAbstractActionInput | 
| 62 |     \instantiates Qt3DInput::QInputChord | 
| 63 |     \brief QML frontend for the Qt3DInput::QInputChord C++ class. | 
| 64 |  | 
| 65 |     Represents a set of QAbstractActionInput's that must be triggerd at once. | 
| 66 |  | 
| 67 |     The following example shows an sequence that will be triggered by pressing the G, D, and J keys in that order with a maximum time between key presses of 1 second  and overall maximum input time of 3 seconds. | 
| 68 |     \qml | 
| 69 |     InputChord { | 
| 70 |         interval: 1000 | 
| 71 |         timeout: 3000 | 
| 72 |         chords: [ | 
| 73 |            ActionInput { | 
| 74 |                 sourceDevice: keyboardSourceDevice | 
| 75 |                 keys: [Qt.Key_G] | 
| 76 |            }, | 
| 77 |            ActionInput { | 
| 78 |                 sourceDevice: keyboardSourceDevice | 
| 79 |                 keys: [Qt.Key_D] | 
| 80 |            }, | 
| 81 |            ActionInput { | 
| 82 |                 sourceDevice: keyboardSourceDevice | 
| 83 |                 keys: [Qt.Key_J] | 
| 84 |            } | 
| 85 |            ] | 
| 86 |      } | 
| 87 |     \endqml | 
| 88 |     \since 5.7 | 
| 89 | */ | 
| 90 |  | 
| 91 | /*! | 
| 92 |   \qmlproperty list<AbstractActionInput> Qt3D.Input::InputChord::chords | 
| 93 |  | 
| 94 |   The list of AbstractActionInput that must be triggered to trigger this aggregate input. | 
| 95 | */ | 
| 96 |  | 
| 97 | /*! | 
| 98 |   \qmlproperty int Qt3D.Input::InputChord::timeout | 
| 99 | */ | 
| 100 |  | 
| 101 | /*! | 
| 102 |     Constructs a new QInputChord with parent \a parent. | 
| 103 |  */ | 
| 104 | QInputChord::QInputChord(Qt3DCore::QNode *parent) | 
| 105 |     : Qt3DInput::QAbstractActionInput(*new QInputChordPrivate(), parent) | 
| 106 | { | 
| 107 |  | 
| 108 | } | 
| 109 |  | 
| 110 | /*! \internal */ | 
| 111 | QInputChord::~QInputChord() | 
| 112 | { | 
| 113 | } | 
| 114 |  | 
| 115 | /*! | 
| 116 |     \property QInputChord::timeout | 
| 117 |  | 
| 118 |     The time in which all QAbstractActionInput's in the input chord must triggered within. | 
| 119 |     The time is in milliseconds. | 
| 120 |  */ | 
| 121 | int QInputChord::timeout() const | 
| 122 | { | 
| 123 |     Q_D(const QInputChord); | 
| 124 |     return d->m_timeout; | 
| 125 | } | 
| 126 |  | 
| 127 | /*! | 
| 128 |     Sets the time in which all QAbstractActionInput's in the input chord must triggered within to \a timeout. | 
| 129 |     The time is in milliseconds | 
| 130 |  */ | 
| 131 | void QInputChord::setTimeout(int timeout) | 
| 132 | { | 
| 133 |     Q_D(QInputChord); | 
| 134 |     if (d->m_timeout != timeout) { | 
| 135 |         d->m_timeout = timeout; | 
| 136 |         emit timeoutChanged(timeout); | 
| 137 |     } | 
| 138 | } | 
| 139 |  | 
| 140 | /*! | 
| 141 |     Append the QAbstractActionInput \a input to the end of this QInputChord's chord vector. | 
| 142 |  | 
| 143 |     \sa removeChord | 
| 144 |  */ | 
| 145 | void QInputChord::addChord(QAbstractActionInput *input) | 
| 146 | { | 
| 147 |     Q_D(QInputChord); | 
| 148 |     if (!d->m_chords.contains(t: input)) { | 
| 149 |         d->m_chords.push_back(t: input); | 
| 150 |  | 
| 151 |         // Ensures proper bookkeeping | 
| 152 |         d->registerDestructionHelper(node: input, func: &QInputChord::removeChord, d->m_chords); | 
| 153 |  | 
| 154 |         if (!input->parent()) | 
| 155 |             input->setParent(this); | 
| 156 |  | 
| 157 |         d->updateNode(node: input, property: "input" , change: Qt3DCore::PropertyValueAdded); | 
| 158 |     } | 
| 159 | } | 
| 160 |  | 
| 161 | /*! | 
| 162 |     Remove the QAbstractActionInput \a input from this QInputChord's chord vector. | 
| 163 |  | 
| 164 |     \sa addChord | 
| 165 |  */ | 
| 166 | void QInputChord::removeChord(QAbstractActionInput *input) | 
| 167 | { | 
| 168 |     Q_D(QInputChord); | 
| 169 |     if (d->m_chords.contains(t: input)) { | 
| 170 |         d->updateNode(node: input, property: "input" , change: Qt3DCore::PropertyValueRemoved); | 
| 171 |  | 
| 172 |         d->m_chords.removeOne(t: input); | 
| 173 |  | 
| 174 |         // Remove bookkeeping connection | 
| 175 |         d->unregisterDestructionHelper(node: input); | 
| 176 |     } | 
| 177 | } | 
| 178 |  | 
| 179 | /*! | 
| 180 |     Returns the QInputChord's chord vector. | 
| 181 |  */ | 
| 182 | QVector<QAbstractActionInput *> QInputChord::chords() const | 
| 183 | { | 
| 184 |     Q_D(const QInputChord); | 
| 185 |     return d->m_chords; | 
| 186 | } | 
| 187 |  | 
| 188 | Qt3DCore::QNodeCreatedChangeBasePtr QInputChord::createNodeCreationChange() const | 
| 189 | { | 
| 190 |     auto creationChange = Qt3DCore::QNodeCreatedChangePtr<QInputChordData>::create(arguments: this); | 
| 191 |     QInputChordData &data = creationChange->data; | 
| 192 |  | 
| 193 |     Q_D(const QInputChord); | 
| 194 |     data.chordIds = qIdsForNodes(nodes: chords()); | 
| 195 |     data.timeout = d->m_timeout; | 
| 196 |  | 
| 197 |     return creationChange; | 
| 198 | } | 
| 199 |  | 
| 200 | QInputChordPrivate::QInputChordPrivate() | 
| 201 |     : QAbstractActionInputPrivate(), | 
| 202 |       m_timeout(0) | 
| 203 | { | 
| 204 | } | 
| 205 |  | 
| 206 | } // Qt3DInput | 
| 207 |  | 
| 208 | QT_END_NAMESPACE | 
| 209 |  |