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Diffstat (limited to 'examples/sensors/maze/Mouse.qml')
-rw-r--r-- | examples/sensors/maze/Mouse.qml | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/examples/sensors/maze/Mouse.qml b/examples/sensors/maze/Mouse.qml new file mode 100644 index 00000000..434acebb --- /dev/null +++ b/examples/sensors/maze/Mouse.qml @@ -0,0 +1,96 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the QtSensors module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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 Nokia Corporation and its Subsidiary(-ies) 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 the declarative plugins +import QtQuick 2.0 + +//Import the javascript functions for this game +import "lib.js" as Lib + +//Implementation of the Mouse control. +Item { + id: mouse + x: 0 + y: 0 + width: Lib.cellDimension + height: Lib.cellDimension + property int angle + + AnimatedImage { + id: img + source: "content/mouse_down.gif" + anchors.fill: parent + visible: true + } + + function distance(origX, origY, newX, newY) { + return Math.sqrt((Math.pow((newX - origX),2)) + (Math.pow((newY - origY),2))) + } + + //Function for moving the mouse + function move(newx, newy) + { + if (mouse.x === newx && mouse.y === newy) + return + // somehow this actually works +//! [0] + var a = newy - mouse.y + var b = newx - mouse.x + var c = distance(mouse.x, mouse.y, newx, newy) + var radians_to_degrees = 57.2957795 + + if (a > 0) + angle = -Math.acos(a / b) * radians_to_degrees + else + angle = -Math.asin(b / c) * radians_to_degrees + if (b > 0) + angle = -Math.acos(a / c) * radians_to_degrees + else + angle = Math.acos(a / c) * radians_to_degrees + + if (angle < 0) + angle = 360 + angle + + img.rotation = angle + mouse.x = newx; + mouse.y = newy; +//! [0] + } +} |