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Diffstat (limited to 'examples/canvas3d/threejs/controls/ControlEventSource.qml')
| -rw-r--r-- | examples/canvas3d/threejs/controls/ControlEventSource.qml | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/examples/canvas3d/threejs/controls/ControlEventSource.qml b/examples/canvas3d/threejs/controls/ControlEventSource.qml new file mode 100644 index 0000000..5dae5a9 --- /dev/null +++ b/examples/canvas3d/threejs/controls/ControlEventSource.qml @@ -0,0 +1,156 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtCanvas3D module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** BSD License Usage +** Alternatively, you may use this file under the terms of the BSD license +** as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +import QtQuick 2.0 + +// Helper class that makes QtQuick mouse and keyboard events more easier to handle in +// HTML compatible manner +Item { + id: ctrlEventSource + + property alias cursorShape: inputArea.cursorShape + + signal mouseMove(int x, int y); + signal mouseDown(int x, int y, int buttons); + signal mouseUp(int x, int y); + signal mouseWheel(int x, int y); + signal mouseIn(); + signal mouseOut(); + + signal keyDown(var event); + signal keyUp(var event); + + function addEventListener(event, handler, ignored) + { + if (event === 'keydown') { + ctrlEventSource.keyDown.connect(handler); + } else if (event === 'keyup') { + ctrlEventSource.keyUp.connect(handler); + } else if (event === 'mousedown') { + ctrlEventSource.mouseDown.connect(handler); + } else if (event === 'mouseup') { + ctrlEventSource.mouseUp.connect(handler); + } else if (event === 'mousemove') { + ctrlEventSource.mouseMove.connect(handler); + } else if (event === 'mousewheel') { + ctrlEventSource.mouseWheel.connect(handler); + } else if (event === 'mouseout') { + ctrlEventSource.mouseOut.connect(handler); + } else if (event === 'mouseout') { + ctrlEventSource.mouseIn.connect(handler); + } else if (event === 'touchstart') { + } else if (event === 'touchmove') { + } else if (event === 'touchend') { + } + } + + function removeEventListener(event, handler, ignored) + { + if (event === 'keydown') { + ctrlEventSource.keyDown.disconnect(handler); + } else if (event === 'keyup') { + ctrlEventSource.keyUp.disconnect(handler); + } else if (event === 'mousedown') { + ctrlEventSource.mouseDown.disconnect(handler); + } else if (event === 'mouseup') { + ctrlEventSource.mouseUp.disconnect(handler); + } else if (event === 'mousemove') { + ctrlEventSource.mouseMove.disconnect(handler); + } else if (event === 'mousewheel') { + ctrlEventSource.mouseWheel.disconnect(handler); + } else if (event === 'mouseout') { + ctrlEventSource.mouseOut.disconnect(handler); + } else if (event === 'mouseout') { + ctrlEventSource.mouseIn.disconnect(handler); + } else if (event === 'touchstart') { + } else if (event === 'touchmove') { + } else if (event === 'touchend') { + } + } + + MouseArea { + id: inputArea + anchors.fill: parent + hoverEnabled: true + + onPositionChanged: { + ctrlEventSource.mouseMove(mouse.x, mouse.y); + } + + onPressed: { + ctrlEventSource.mouseDown(mouse.x, mouse.y, mouse.buttons); + } + + onReleased: { + ctrlEventSource.mouseUp(mouse.x, mouse.y); + } + + onWheel: { + ctrlEventSource.mouseWheel(wheel.angleDelta.x, wheel.angleDelta.y); + } + + onEntered: { + ctrlEventSource.mouseIn(); + } + + onExited: { + ctrlEventSource.mouseOut(); + } + } + + Keys.onPressed: { + ctrlEventSource.keyDown(event); + } + + Keys.onReleased: { + ctrlEventSource.keyUp(event); + } +} + |