File indexing completed on 2024-05-12 04:04:13

 /*
     SPDX-FileCopyrightText: 2013 Ashwin Rajeev <ashwin_rajeev@hotmail.com>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 var border = 40
 var cellComponent = Qt.createComponent("Cell.qml");
 var cableComponent = Qt.createComponent("Cable.qml");
 var canvasComponent = Qt.createComponent("CanvasItem.qml");
 var cells = []
 var nodes = []
 
 function overlaySize() {
     var size = (width > height)? height - border : width - border;
     return (size > 0)? size : 0;
 }
 
 function gridWidth() {
     var widthRatio = (width - border) / grid.columns;
     var heightRatio = (height - border) / grid.rows;
     var gWidth = grid.columns * Math.min(widthRatio, heightRatio);
     return (gWidth > 0)? gWidth : 0;
 }
 
 function gridHeight() {
     var widthRatio = (width - border) / grid.columns;
     var heightRatio = (height - border) / grid.rows;
     var gHeight = grid.rows * Math.min(widthRatio, heightRatio);
     return (gHeight > 0)? gHeight : 0;
 }
 
 function addCell(cable, type) {
     var cell = cellComponent.createObject(grid);
     cell.sprite = cable;
     cell.index = cells.length;
     cell.type = type
     if(cable !== "") {
         cableComponent.createObject(cell);
         createNode(type, cell)
     }
     cells.push(cell);
 }
 
 function createNode(type, cell) {
     if(type !== "none") {
         var node = canvasComponent.createObject(cell);
         node.spriteKey = cell.type;
         node.anchors.fill = cell;
         node.anchors.margins = cell.width / 10;
         nodes[cell]=node;
     }
 }
 
 function reset(width, height) {
     selected = 0
     state = "running"
     while(cells.length > 0) {
         var cell = cells.pop();
         cell.visible = false;
         cell.destroy();
     }
     rows = height;
     columns = width;
 }
 
 function setSprite(index, cable, type) {
     cells[index].angle = 0;
     cells[index].sprite = cable;
     if (type !== "none"){
         cells[index].type = type;
         nodes[cells[index]].spriteKey = type;
     }
 }
 
 function rotate(direction) {
     if(cells[selected].locked || cells[selected].sprite === "") {
         clicked(-1); //invalid click
     }
     else if(state === "running") {
         cells[selected].angle += (direction === "clockwise")? 90 : -90;
         clicked(selected);
     }
 }
 
 function unlockAll() {
     for(var i = 0; i < cells.length; i++) {
         cells[i].locked = false;
     }
 }