analog_electricity/components/Switch2.qml

0001 /* GCompris - Switch2.qml
0002  *
0003  * SPDX-FileCopyrightText: 2020 Aiswarya Kaitheri Kandoth <aiswaryakk29@gmail.com>
0004  *
0005  * Authors:
0006  *   Bruno Coudoin <bruno.coudoin@gcompris.net> (GTK+ version)
0007  *   Aiswarya Kaitheri Kandoth <aiswaryakk29@gmail.com> (Qt Quick port)
0008  *
0009  *   SPDX-License-Identifier: GPL-3.0-or-later
0010  */
0011 import QtQuick 2.12
0012 import GCompris 1.0
0013 import "../analog_electricity.js" as Activity
0014
0015 ElectricalComponent {
0016     id: switch2 // two resistors
0017     terminalSize: 0.2
0018     noOfConnectionPoints: 3
0019     information: qsTr("A three points switch can toggle a circuit between two connection points.")
0020     source: Activity.url + "switch2_off.svg"
0021
0022     property double componentVoltage: 0
0023     property double current: 0
0024     property string resistanceValueOn: "0"
0025     property string resistanceValueOff: "100000000"
0026     property string resistanceTop: resistanceValueOn
0027     property string resistanceBottom: resistanceValueOff
0028     property alias connectionPoints: connectionPoints
0029     property var connectionPointPosX: [0.1, 0.9, 0.9]
0030     property var connectionPointPosY: [0.5, 0.165, 0.835]
0031     property string componentName: "Switch2"
0032     property var externalNetlistIndex: [0, 0, 0]
0033     property var netlistModel:
0034     [
0035         "r",
0036         [
0037         ],
0038         {
0039             "name": "-top",
0040             "r": resistanceValueOff,
0041             "_json_": 0
0042         },
0043         [
0044             0,
0045             0
0046         ]
0047     ]
0048
0049     Item {
0050         id: switch2Bottom
0051         property int jsonNumber: 0
0052         property double current: 0
0053         property var netlistModel:
0054         [
0055             "r",
0056             [
0057             ],
0058             {
0059                 "name": "-bottom",
0060                 "r": switch2.resistanceValueOn,
0061                 "_json_": 0
0062             },
0063             [
0064                 0,
0065                 0
0066             ]
0067         ]
0068     }
0069
0070     Repeater {
0071         id: connectionPoints
0072         model: 3
0073         delegate: connectionPoint
0074         Component {
0075             id: connectionPoint
0076             TerminalPoint {
0077                 posX: connectionPointPosX[index]
0078                 posY: connectionPointPosY[index]
0079             }
0080         }
0081     }
0082
0083     MouseArea {
0084         height: parent.height * 0.33
0085         width: parent.width * 0.25
0086         anchors.horizontalCenter: parent.horizontalCenter
0087         anchors.horizontalCenterOffset: width * -0.5
0088         anchors.top: parent.top
0089         onClicked: {
0090             if(switch2.source == Activity.url + "switch2_off.svg") {
0091                 switch2.source = Activity.url + "switch2_on.svg";
0092                 switch2.netlistModel[2].r = resistanceValueOn;
0093                 switch2Bottom.netlistModel[2].r = resistanceValueOff;
0094             } else {
0095                 switch2.source = Activity.url + "switch2_off.svg";
0096                 switch2.netlistModel[2].r = resistanceValueOff;
0097                 switch2Bottom.netlistModel[2].r = resistanceValueOn;
0098             }
0099             Activity.restartTimer();
0100         }
0101     }
0102
0103     function checkConnections() {
0104         return;
0105     }
0106
0107     function updateValues() {
0108         return;
0109     }
0110
0111     function initConnections() {
0112         var connectionIndex = Activity.connectionCount;
0113         switch2.externalNetlistIndex[0] = ++connectionIndex;
0114         connectionPoints.itemAt(0).updateNetlistIndex(connectionIndex);
0115         switch2.externalNetlistIndex[1] = ++connectionIndex;
0116         connectionPoints.itemAt(1).updateNetlistIndex(connectionIndex);
0117         switch2.externalNetlistIndex[2] = ++connectionIndex;
0118         connectionPoints.itemAt(2).updateNetlistIndex(connectionIndex);
0119         Activity.connectionCount = connectionIndex;
0120     }
0121
0122     function addToNetlist() {
0123         var netlistItem = switch2.netlistModel;
0124         Activity.netlistComponents.push(switch2);
0125         if(netlistItem[2].r === "0") {
0126             Activity.vSourcesList.push(switch2);
0127         }
0128         netlistItem[2].name = componentName + "-top";
0129         netlistItem[2]._json = Activity.netlist.length;
0130         netlistItem[3][0] = switch2.externalNetlistIndex[0];
0131         netlistItem[3][1] = switch2.externalNetlistIndex[1];
0132         Activity.netlist.push(netlistItem);
0133
0134         netlistItem = switch2Bottom.netlistModel;
0135         Activity.netlistComponents.push(switch2Bottom);
0136         if(netlistItem[2].r === "0") {
0137             Activity.vSourcesList.push(switch2Bottom);
0138         }
0139         netlistItem[2].name = componentName + "-bottom";
0140         netlistItem[2]._json = Activity.netlist.length;
0141         netlistItem[3][0] = switch2.externalNetlistIndex[0];
0142         netlistItem[3][1] = switch2.externalNetlistIndex[2];
0143         Activity.netlist.push(netlistItem);
0144
0145     }
0146 }