1691 lines
46 KiB
JavaScript
1691 lines
46 KiB
JavaScript
class ObjectFlowDesigner {
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constructor() {
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this.canvas = document.getElementById("canvas");
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this.ctx = this.canvas.getContext("2d");
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this.objects = [];
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this.connections = [];
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this.selectedObject = null;
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this.selectedConnection = null;
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this.mode = "select"; // 'select' or 'connect'
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this.connectionStart = null;
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this.dragOffset = { x: 0, y: 0 };
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this.isDragging = false;
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this.nextId = 1;
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this.gridSize = 20; // Grid size for snapping
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// Scrolling/panning support
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this.scrollOffset = { x: 0, y: 0 };
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this.isPanning = false;
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this.panStart = { x: 0, y: 0 };
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// Smooth rendering
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this.renderRequested = false;
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this.lastRenderTime = 0;
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this.renderThrottle = 16; // ~60fps
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this.setupEventListeners();
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this.resizeCanvas();
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this.render();
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}
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setupEventListeners() {
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// Canvas events
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this.canvas.addEventListener("mousedown", this.handleMouseDown.bind(this));
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this.canvas.addEventListener("mousemove", this.handleMouseMove.bind(this));
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this.canvas.addEventListener("mouseup", this.handleMouseUp.bind(this));
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this.canvas.addEventListener("click", this.handleClick.bind(this));
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// Scrolling and panning
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this.canvas.addEventListener("wheel", this.handleWheel.bind(this), {
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passive: false,
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});
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this.canvas.addEventListener(
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"contextmenu",
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this.handleContextMenu.bind(this)
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);
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// Icon toolbar events
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document.querySelectorAll(".icon-btn[data-type]").forEach((btn) => {
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btn.addEventListener("click", this.handleIconClick.bind(this));
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});
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// Tool buttons
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document
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.getElementById("selectBtn")
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.addEventListener("click", () => this.setMode("select"));
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document
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.getElementById("deleteBtn")
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.addEventListener("click", () => this.setMode("delete"));
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// Control buttons
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document
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.getElementById("clearBtn")
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.addEventListener("click", this.clearAll.bind(this));
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document
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.getElementById("exportBtn")
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.addEventListener("click", this.exportData.bind(this));
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document.getElementById("importBtn").addEventListener("click", () => {
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document.getElementById("fileInput").click();
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});
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document
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.getElementById("fileInput")
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.addEventListener("change", this.importData.bind(this));
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// Window resize
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window.addEventListener("resize", this.resizeCanvas.bind(this));
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}
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// Smooth rendering to prevent jagged movement
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requestRender() {
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if (!this.renderRequested) {
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this.renderRequested = true;
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requestAnimationFrame(() => {
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const now = performance.now();
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if (now - this.lastRenderTime >= this.renderThrottle) {
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this.render();
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this.lastRenderTime = now;
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}
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this.renderRequested = false;
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});
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}
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}
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resizeCanvas() {
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const rect = this.canvas.getBoundingClientRect();
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this.canvas.width = rect.width;
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this.canvas.height = rect.height;
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this.render();
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}
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setMode(mode) {
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this.mode = mode;
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this.connectionStart = null;
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this.selectedObject = null;
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this.selectedConnection = null;
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this.updatePropertiesPanel();
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document.body.className = `mode-${mode}`;
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// Update tool button states
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document.querySelectorAll(".tool-btn").forEach((btn) => {
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btn.classList.remove("active");
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});
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if (mode === "select") {
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document.getElementById("selectBtn").classList.add("active");
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} else if (mode === "delete") {
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document.getElementById("deleteBtn").classList.add("active");
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}
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// Clear active state from object/cable buttons when switching to tools
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if (mode === "select" || mode === "delete") {
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document.querySelectorAll(".icon-btn[data-type]").forEach((btn) => {
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btn.classList.remove("active");
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});
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}
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this.render();
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}
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handleIconClick(event) {
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const type = event.currentTarget.dataset.type;
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// Clear other active states first
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document.querySelectorAll(".icon-btn").forEach((btn) => {
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btn.classList.remove("active");
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});
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// Set the clicked button as active
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event.currentTarget.classList.add("active");
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if (type === "triangle") {
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// Check if triangle already exists
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if (this.objects.some((obj) => obj.type === "triangle")) {
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alert("Only one transformer is allowed in the system.");
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event.currentTarget.classList.remove("active");
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return;
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}
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this.setMode("place-triangle");
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} else if (type === "box" || type === "pole" || type === "end") {
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this.setMode(`place-${type}`);
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} else if (type === "underground" || type === "overhead") {
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this.setMode(`connect-${type}`);
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}
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}
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createObject(type, x, y) {
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const id = this.nextId++;
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// Snap coordinates to grid
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const snappedPos = this.snapToGrid(x, y);
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let obj;
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if (type === "triangle") {
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// Transformer
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obj = {
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id,
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type,
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x: snappedPos.x,
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y: snappedPos.y,
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width: 50,
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height: 50,
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data: {
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number: `T${id}`,
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name: `Transformer ${id}`,
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upperVoltage: 20000, // V
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bottomVoltage: 400, // V
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powerKVA: 630, // kVA
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description: "",
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metadata: {},
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},
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connections: {
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inputs: [],
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outputs: [],
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},
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};
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} else if (type === "box" || type === "pole" || type === "end") {
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// Node types - Cable box, Pole, or End connection
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const nodeTypeMap = {
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box: "cable_box",
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pole: "pole",
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end: "end_connection",
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};
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obj = {
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id,
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type: "square", // Keep internal type as square for compatibility
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x: snappedPos.x,
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y: snappedPos.y,
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width: 50,
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height: 50,
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data: {
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number: `N${id}`,
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nodeType: nodeTypeMap[type],
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boxPoleType: "", // Hand input field
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consumers3Phase: 0, // Number of 3-phase consumers (7kW each)
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consumers1Phase: 0, // Number of 1-phase consumers (3kW each)
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customPowerKW: 0, // Additional custom power in kW
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description: "",
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metadata: {},
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},
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connections: {
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inputs: [],
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outputs: [],
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},
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};
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}
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this.objects.push(obj);
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this.render();
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// Auto-select the new object
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this.selectedObject = obj;
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this.updatePropertiesPanel();
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}
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handleMouseDown(event) {
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const rect = this.canvas.getBoundingClientRect();
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const screenX = event.clientX - rect.left;
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const screenY = event.clientY - rect.top;
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const worldPos = this.screenToWorld(screenX, screenY);
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const x = worldPos.x;
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const y = worldPos.y;
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const clickedObject = this.getObjectAt(x, y);
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const clickedConnection = this.getConnectionAt(x, y);
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// Check for right-click panning
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if (event.button === 2) {
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// Right mouse button
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this.isPanning = true;
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this.panStart = { x: screenX, y: screenY };
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return;
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}
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if (this.mode === "select") {
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if (clickedObject) {
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this.selectedObject = clickedObject;
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this.selectedConnection = null;
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this.isDragging = true;
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this.dragOffset = {
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x: x - clickedObject.x,
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y: y - clickedObject.y,
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};
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this.updatePropertiesPanel();
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} else if (clickedConnection) {
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this.selectedConnection = clickedConnection;
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this.selectedObject = null;
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this.updatePropertiesPanel();
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} else {
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this.selectedObject = null;
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this.selectedConnection = null;
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this.updatePropertiesPanel();
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}
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} else if (this.mode.startsWith("connect-") && clickedObject) {
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if (!this.connectionStart) {
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// Start connection
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this.connectionStart = clickedObject;
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} else if (this.connectionStart !== clickedObject) {
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// End connection
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const cableType = this.mode.replace("connect-", "");
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this.createConnection(
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this.connectionStart,
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clickedObject,
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`${cableType}-single`
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);
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this.connectionStart = null;
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}
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} else if (this.mode === "connect" && clickedObject) {
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if (!this.connectionStart) {
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// Start connection
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this.connectionStart = clickedObject;
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} else {
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// End connection
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this.createConnection(this.connectionStart, clickedObject);
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this.connectionStart = null;
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}
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} else if (this.mode === "delete") {
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if (clickedObject) {
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this.deleteObject(clickedObject.id);
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} else if (clickedConnection) {
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this.deleteConnection(clickedConnection.id);
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}
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} else {
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this.selectedObject = null;
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this.selectedConnection = null;
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this.connectionStart = null;
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this.updatePropertiesPanel();
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}
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this.render();
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}
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handleMouseMove(event) {
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const rect = this.canvas.getBoundingClientRect();
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const screenX = event.clientX - rect.left;
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const screenY = event.clientY - rect.top;
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// Handle panning
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if (this.isPanning) {
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const deltaX = screenX - this.panStart.x;
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const deltaY = screenY - this.panStart.y;
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this.scrollOffset.x += deltaX;
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this.scrollOffset.y += deltaY;
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this.panStart = { x: screenX, y: screenY };
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this.requestRender();
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return;
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}
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const worldPos = this.screenToWorld(screenX, screenY);
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const x = worldPos.x;
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const y = worldPos.y;
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if (this.isDragging && this.selectedObject) {
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const newX = x - this.dragOffset.x;
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const newY = y - this.dragOffset.y;
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// Snap to grid during dragging
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const snappedPos = this.snapToGrid(newX, newY);
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this.selectedObject.x = snappedPos.x;
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this.selectedObject.y = snappedPos.y;
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this.requestRender();
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}
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// Show tooltip
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const hoveredObject = this.getObjectAt(x, y);
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this.showTooltip(hoveredObject, screenX, screenY);
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}
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handleMouseUp() {
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this.isDragging = false;
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this.isPanning = false;
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}
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handleClick(event) {
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const rect = this.canvas.getBoundingClientRect();
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const screenX = event.clientX - rect.left;
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const screenY = event.clientY - rect.top;
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const { x, y } = this.screenToWorld(screenX, screenY);
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// Handle placement modes
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if (this.mode.startsWith("place-")) {
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const type = this.mode.replace("place-", "");
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const snappedPos = this.snapToGrid(x, y);
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this.createObject(type, snappedPos.x, snappedPos.y);
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return;
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}
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}
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handleWheel(event) {
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event.preventDefault();
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// Scroll sensitivity
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const scrollSpeed = 1;
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// Update scroll offset
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this.scrollOffset.x -= event.deltaX * scrollSpeed;
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this.scrollOffset.y -= event.deltaY * scrollSpeed;
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// Optional: Limit scrolling bounds
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// You can uncomment these lines to limit how far users can scroll
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// this.scrollOffset.x = Math.max(-2000, Math.min(2000, this.scrollOffset.x));
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// this.scrollOffset.y = Math.max(-2000, Math.min(2000, this.scrollOffset.y));
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this.requestRender();
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}
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handleContextMenu(event) {
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event.preventDefault(); // Prevent context menu from appearing
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}
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// Transform screen coordinates to world coordinates
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screenToWorld(screenX, screenY) {
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return {
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x: screenX - this.scrollOffset.x,
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y: screenY - this.scrollOffset.y,
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};
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}
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// Transform world coordinates to screen coordinates
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worldToScreen(worldX, worldY) {
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return {
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x: worldX + this.scrollOffset.x,
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y: worldY + this.scrollOffset.y,
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};
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}
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getObjectAt(x, y) {
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for (let i = this.objects.length - 1; i >= 0; i--) {
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const obj = this.objects[i];
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if (obj.type === "triangle") {
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// Triangle collision detection
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const centerX = obj.x + obj.width / 2;
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const centerY = obj.y + obj.height / 2;
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const distance = Math.sqrt((x - centerX) ** 2 + (y - centerY) ** 2);
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if (distance <= obj.width / 2) {
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return obj;
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}
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} else {
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// Rectangle collision detection
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if (
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x >= obj.x &&
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x <= obj.x + obj.width &&
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y >= obj.y &&
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y <= obj.y + obj.height
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) {
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return obj;
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}
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}
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}
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return null;
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}
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getConnectionAt(x, y) {
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const tolerance = 10; // Distance tolerance for clicking on connection lines
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for (let connection of this.connections) {
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const fromPoint = this.getConnectionPoint(connection.from, "output");
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const toPoint = this.getConnectionPoint(connection.to, "input");
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// Calculate bezier curve points
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const controlX1 = fromPoint.x + 50;
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const controlY1 = fromPoint.y;
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const controlX2 = toPoint.x - 50;
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const controlY2 = toPoint.y;
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// Sample points along the bezier curve and check distance
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for (let t = 0; t <= 1; t += 0.05) {
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const curvePoint = this.getBezierPoint(
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fromPoint.x,
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fromPoint.y,
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controlX1,
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controlY1,
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controlX2,
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controlY2,
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toPoint.x,
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toPoint.y,
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t
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);
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const distance = Math.sqrt(
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(x - curvePoint.x) ** 2 + (y - curvePoint.y) ** 2
|
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);
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if (distance <= tolerance) {
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return connection;
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}
|
||
}
|
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}
|
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return null;
|
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}
|
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getBezierPoint(x1, y1, cx1, cy1, cx2, cy2, x2, y2, t) {
|
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const u = 1 - t;
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const tt = t * t;
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||
const uu = u * u;
|
||
const uuu = uu * u;
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const ttt = tt * t;
|
||
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||
return {
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x: uuu * x1 + 3 * uu * t * cx1 + 3 * u * tt * cx2 + ttt * x2,
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y: uuu * y1 + 3 * uu * t * cy1 + 3 * u * tt * cy2 + ttt * y2,
|
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};
|
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}
|
||
|
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createConnection(fromObj, toObj, cableType = "YAKY") {
|
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// Validate connection rules
|
||
if (fromObj === toObj) {
|
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this.showError("Cannot connect object to itself!");
|
||
return;
|
||
}
|
||
|
||
// Check if connection already exists
|
||
if (
|
||
this.connections.some(
|
||
(conn) => conn.from === fromObj && conn.to === toObj
|
||
)
|
||
) {
|
||
this.showError("Connection already exists!");
|
||
return;
|
||
}
|
||
|
||
// Triangle can only have one output
|
||
if (
|
||
fromObj.type === "triangle" &&
|
||
fromObj.connections.outputs.length >= 1
|
||
) {
|
||
this.showError("Transformer can only have one outgoing connection!");
|
||
return;
|
||
}
|
||
|
||
// Square can only have one input from the left (except end connections)
|
||
if (
|
||
toObj.type === "square" &&
|
||
toObj.data.nodeType !== "end_connection" &&
|
||
toObj.connections.inputs.length >= 1
|
||
) {
|
||
this.showError("Node can only have one incoming connection!");
|
||
return;
|
||
}
|
||
|
||
// End connections can have multiple inputs but no outputs
|
||
if (
|
||
toObj.type === "square" &&
|
||
toObj.data.nodeType === "end_connection" &&
|
||
toObj.connections.outputs.length > 0
|
||
) {
|
||
this.showError("End connections cannot have outgoing connections!");
|
||
return;
|
||
}
|
||
|
||
// Cannot connect from end connections
|
||
if (
|
||
fromObj.type === "square" &&
|
||
fromObj.data.nodeType === "end_connection"
|
||
) {
|
||
this.showError("Cannot connect from end connections!");
|
||
return;
|
||
}
|
||
|
||
// Only allow triangle->square or square->square connections
|
||
if (fromObj.type === "square" && toObj.type === "triangle") {
|
||
this.showError("Cannot connect from node to transformer!");
|
||
return;
|
||
}
|
||
|
||
// Set cable type based on mode
|
||
let defaultCableType = "YAKY";
|
||
if (cableType === "underground-single") {
|
||
defaultCableType = "YAKY";
|
||
} else if (cableType === "overhead-single") {
|
||
defaultCableType = "AL";
|
||
}
|
||
|
||
// Calculate distance between objects
|
||
const distance = Math.round(
|
||
Math.sqrt(
|
||
Math.pow(toObj.x - fromObj.x, 2) + Math.pow(toObj.y - fromObj.y, 2)
|
||
) / 10 // Convert from pixels to meters (rough approximation)
|
||
);
|
||
|
||
const connection = {
|
||
id: this.nextId++,
|
||
from: fromObj,
|
||
to: toObj,
|
||
data: {
|
||
label: `Cable ${this.nextId - 1}`,
|
||
cableType: defaultCableType,
|
||
crossSection: 50, // mm²
|
||
length: Math.max(10, distance), // minimum 10 meters
|
||
description: "",
|
||
metadata: {},
|
||
},
|
||
};
|
||
|
||
this.connections.push(connection);
|
||
fromObj.connections.outputs.push(connection);
|
||
toObj.connections.inputs.push(connection);
|
||
|
||
// Validate cable type after creation
|
||
this.validateCableConnection(connection);
|
||
|
||
this.render();
|
||
return connection;
|
||
}
|
||
|
||
validateCableConnection(connection) {
|
||
const isOverheadCable =
|
||
connection.data.cableType === "AL" ||
|
||
connection.data.cableType === "AsXSn";
|
||
|
||
if (isOverheadCable) {
|
||
// Check if both ends are connected to poles or end connections
|
||
const fromIsPole =
|
||
connection.from.type === "square" &&
|
||
(connection.from.data.nodeType === "pole" ||
|
||
connection.from.data.nodeType === "end_connection");
|
||
const toIsPole =
|
||
connection.to.type === "square" &&
|
||
(connection.to.data.nodeType === "pole" ||
|
||
connection.to.data.nodeType === "end_connection");
|
||
const fromIsTransformer = connection.from.type === "triangle";
|
||
|
||
if (!((fromIsPole || fromIsTransformer) && toIsPole)) {
|
||
this.showError(
|
||
"Overhead cables can only connect to poles or end connections!"
|
||
);
|
||
// Optionally remove the invalid connection
|
||
this.deleteConnection(connection.id);
|
||
return false;
|
||
}
|
||
}
|
||
return true;
|
||
}
|
||
|
||
render() {
|
||
// Clear canvas
|
||
this.ctx.clearRect(0, 0, this.canvas.width, this.canvas.height);
|
||
|
||
// Save context and apply scroll transform
|
||
this.ctx.save();
|
||
this.ctx.translate(this.scrollOffset.x, this.scrollOffset.y);
|
||
|
||
// Draw grid
|
||
this.drawGrid();
|
||
|
||
// Draw connections
|
||
this.connections.forEach((connection) => this.drawConnection(connection));
|
||
|
||
// Draw objects
|
||
this.objects.forEach((obj) => this.drawObject(obj));
|
||
|
||
// Restore context for UI elements that shouldn't scroll
|
||
this.ctx.restore();
|
||
|
||
// Draw connection preview (in screen coordinates)
|
||
if (this.mode.startsWith("connect-") && this.connectionStart) {
|
||
this.drawConnectionPreview();
|
||
}
|
||
}
|
||
|
||
drawGrid() {
|
||
// Calculate visible area based on scroll offset
|
||
const startX =
|
||
Math.floor(-this.scrollOffset.x / this.gridSize) * this.gridSize;
|
||
const startY =
|
||
Math.floor(-this.scrollOffset.y / this.gridSize) * this.gridSize;
|
||
const endX = startX + this.canvas.width + this.gridSize * 2;
|
||
const endY = startY + this.canvas.height + this.gridSize * 2;
|
||
|
||
this.ctx.strokeStyle = "#e8e8e8";
|
||
this.ctx.lineWidth = 0.5;
|
||
|
||
// Draw major grid lines every 4 squares (80px)
|
||
for (let x = startX; x < endX; x += this.gridSize * 4) {
|
||
this.ctx.strokeStyle = "#d0d0d0";
|
||
this.ctx.lineWidth = 1;
|
||
this.ctx.beginPath();
|
||
this.ctx.moveTo(x, startY);
|
||
this.ctx.lineTo(x, endY);
|
||
this.ctx.stroke();
|
||
}
|
||
|
||
for (let y = startY; y < endY; y += this.gridSize * 4) {
|
||
this.ctx.strokeStyle = "#d0d0d0";
|
||
this.ctx.lineWidth = 1;
|
||
this.ctx.beginPath();
|
||
this.ctx.moveTo(startX, y);
|
||
this.ctx.lineTo(endX, y);
|
||
this.ctx.stroke();
|
||
}
|
||
|
||
// Draw minor grid lines
|
||
this.ctx.strokeStyle = "#f0f0f0";
|
||
this.ctx.lineWidth = 0.5;
|
||
|
||
for (let x = startX; x < endX; x += this.gridSize) {
|
||
this.ctx.beginPath();
|
||
this.ctx.moveTo(x, startY);
|
||
this.ctx.lineTo(x, endY);
|
||
this.ctx.stroke();
|
||
}
|
||
|
||
for (let y = startY; y < endY; y += this.gridSize) {
|
||
this.ctx.beginPath();
|
||
this.ctx.moveTo(startX, y);
|
||
this.ctx.lineTo(endX, y);
|
||
this.ctx.stroke();
|
||
}
|
||
}
|
||
|
||
drawObject(obj) {
|
||
const isSelected = obj === this.selectedObject;
|
||
const isConnectionStart = obj === this.connectionStart;
|
||
|
||
this.ctx.save();
|
||
|
||
if (obj.type === "triangle") {
|
||
this.drawTriangle(obj, isSelected, isConnectionStart);
|
||
} else {
|
||
this.drawSquare(obj, isSelected, isConnectionStart);
|
||
}
|
||
|
||
this.ctx.restore();
|
||
}
|
||
|
||
drawTriangle(obj, isSelected, isConnectionStart) {
|
||
const centerX = obj.x + obj.width / 2;
|
||
const centerY = obj.y + obj.height / 2;
|
||
|
||
this.ctx.beginPath();
|
||
this.ctx.moveTo(centerX, obj.y);
|
||
this.ctx.lineTo(obj.x, obj.y + obj.height);
|
||
this.ctx.lineTo(obj.x + obj.width, obj.y + obj.height);
|
||
this.ctx.closePath();
|
||
|
||
// Fill
|
||
this.ctx.fillStyle = isConnectionStart ? "#38a169" : "#48bb78";
|
||
this.ctx.fill();
|
||
|
||
// Border
|
||
if (isSelected) {
|
||
this.ctx.strokeStyle = "#2d3748";
|
||
this.ctx.lineWidth = 3;
|
||
} else {
|
||
this.ctx.strokeStyle = "#2f855a";
|
||
this.ctx.lineWidth = 2;
|
||
}
|
||
this.ctx.stroke();
|
||
|
||
// Label
|
||
this.ctx.fillStyle = "white";
|
||
this.ctx.font = "16px Arial";
|
||
this.ctx.textAlign = "center";
|
||
this.ctx.fillText("▲", centerX, centerY + 6);
|
||
|
||
// Power display below transformer
|
||
this.ctx.font = "14px Arial";
|
||
this.ctx.fillStyle = isSelected ? "#2d3748" : "#4a5568";
|
||
this.ctx.fillText(
|
||
`${obj.data.powerKVA}kVA`,
|
||
centerX,
|
||
obj.y + obj.height + 18
|
||
);
|
||
}
|
||
|
||
drawSquare(obj, isSelected, isConnectionStart) {
|
||
const isPole = obj.data.nodeType === "pole";
|
||
const isCableBox = obj.data.nodeType === "cable_box";
|
||
const isEndConnection = obj.data.nodeType === "end_connection";
|
||
|
||
// Different colors for different node types
|
||
let fillColor, borderColor;
|
||
|
||
if (isPole) {
|
||
fillColor = isConnectionStart ? "#2d3748" : "#4a5568"; // Darker gray for poles
|
||
borderColor = "#1a202c";
|
||
} else if (isEndConnection) {
|
||
fillColor = isConnectionStart ? "#c53030" : "#e53e3e"; // Red for end connections
|
||
borderColor = "#9b2c2c";
|
||
} else {
|
||
fillColor = isConnectionStart ? "#2b6cb0" : "#4299e1"; // Blue for cable boxes
|
||
borderColor = "#2c5282";
|
||
}
|
||
|
||
// Fill
|
||
this.ctx.fillStyle = fillColor;
|
||
this.ctx.fillRect(obj.x, obj.y, obj.width, obj.height);
|
||
|
||
// Border
|
||
if (isSelected) {
|
||
this.ctx.strokeStyle = "#fbb040"; // Orange border for selected
|
||
this.ctx.lineWidth = 3;
|
||
} else {
|
||
this.ctx.strokeStyle = borderColor;
|
||
this.ctx.lineWidth = 2;
|
||
}
|
||
this.ctx.strokeRect(obj.x, obj.y, obj.width, obj.height);
|
||
|
||
// Different symbols for different node types
|
||
this.ctx.fillStyle = "white";
|
||
this.ctx.font = "16px Arial";
|
||
this.ctx.textAlign = "center";
|
||
|
||
if (isPole) {
|
||
// Draw pole symbol
|
||
this.ctx.fillText("⬆", obj.x + obj.width / 2, obj.y + obj.height / 2 + 6);
|
||
} else if (isEndConnection) {
|
||
// Draw end connection symbol
|
||
this.ctx.fillText("⬤", obj.x + obj.width / 2, obj.y + obj.height / 2 + 6);
|
||
} else {
|
||
// Draw cable box symbol
|
||
this.ctx.fillText(
|
||
"⬛",
|
||
obj.x + obj.width / 2,
|
||
obj.y + obj.height / 2 + 6
|
||
);
|
||
}
|
||
|
||
// Add detailed information below nodes
|
||
this.ctx.font = "11px Arial";
|
||
this.ctx.fillStyle = isSelected ? "#fbb040" : "#2d3748";
|
||
this.ctx.textAlign = "center";
|
||
|
||
let yOffset = obj.y + obj.height + 16;
|
||
|
||
// 1. Number
|
||
this.ctx.fillText(`#${obj.data.number}`, obj.x + obj.width / 2, yOffset);
|
||
yOffset += 13;
|
||
|
||
// 2. Node power (for all node types)
|
||
const totalPower = this.calculateNodeTotalPower(obj);
|
||
if (totalPower > 0) {
|
||
this.ctx.fillText(`${totalPower}kW`, obj.x + obj.width / 2, yOffset);
|
||
yOffset += 13;
|
||
}
|
||
|
||
// 3. Total downstream power
|
||
const downstreamPower = this.calculateDownstreamPower(obj);
|
||
if (downstreamPower > 0) {
|
||
this.ctx.fillText(
|
||
`Σ${downstreamPower}kW`,
|
||
obj.x + obj.width / 2,
|
||
yOffset
|
||
);
|
||
yOffset += 13;
|
||
}
|
||
|
||
// 4. Distance from transformer
|
||
const distance = this.calculateNodeDistance(obj);
|
||
if (distance > 0) {
|
||
this.ctx.fillText(`D${distance}`, obj.x + obj.width / 2, yOffset);
|
||
yOffset += 13;
|
||
}
|
||
|
||
// Type description (moved down to accommodate other info)
|
||
if (obj.data.boxPoleType) {
|
||
this.ctx.fillText(
|
||
obj.data.boxPoleType.substr(0, 8),
|
||
obj.x + obj.width / 2,
|
||
yOffset
|
||
);
|
||
}
|
||
}
|
||
|
||
drawConnection(connection) {
|
||
const fromObj = connection.from;
|
||
const toObj = connection.to;
|
||
const isSelected = connection === this.selectedConnection;
|
||
|
||
// Calculate connection points
|
||
const fromPoint = this.getConnectionPoint(fromObj, "output");
|
||
const toPoint = this.getConnectionPoint(toObj, "input");
|
||
|
||
this.ctx.save();
|
||
this.ctx.strokeStyle = isSelected ? "#2d3748" : "#4a5568";
|
||
this.ctx.lineWidth = isSelected ? 4 : 3;
|
||
this.ctx.lineCap = "round";
|
||
|
||
// Set line style based on cable type
|
||
const isOverheadCable =
|
||
connection.data.cableType === "AL" ||
|
||
connection.data.cableType === "AsXSn";
|
||
if (isOverheadCable) {
|
||
// Overhead cables: continuous line
|
||
this.ctx.setLineDash([]);
|
||
} else {
|
||
// Underground cables: dashed line
|
||
this.ctx.setLineDash([10, 5]);
|
||
}
|
||
|
||
// Draw curved line
|
||
this.ctx.beginPath();
|
||
this.ctx.moveTo(fromPoint.x, fromPoint.y);
|
||
|
||
const controlX1 = fromPoint.x + 50;
|
||
const controlY1 = fromPoint.y;
|
||
const controlX2 = toPoint.x - 50;
|
||
const controlY2 = toPoint.y;
|
||
|
||
this.ctx.bezierCurveTo(
|
||
controlX1,
|
||
controlY1,
|
||
controlX2,
|
||
controlY2,
|
||
toPoint.x,
|
||
toPoint.y
|
||
);
|
||
this.ctx.stroke();
|
||
|
||
// Reset line dash for arrowhead (always solid)
|
||
this.ctx.setLineDash([]);
|
||
|
||
// Draw arrowhead
|
||
this.drawArrowhead(
|
||
toPoint.x,
|
||
toPoint.y,
|
||
Math.atan2(controlY2 - toPoint.y, controlX2 - toPoint.x),
|
||
isSelected
|
||
);
|
||
|
||
// Draw connection information
|
||
const midPoint = this.getBezierPoint(
|
||
fromPoint.x,
|
||
fromPoint.y,
|
||
controlX1,
|
||
controlY1,
|
||
controlX2,
|
||
controlY2,
|
||
toPoint.x,
|
||
toPoint.y,
|
||
0.5
|
||
);
|
||
|
||
// Prepare the text lines to display
|
||
const textLines = [];
|
||
if (connection.data.label) {
|
||
textLines.push(connection.data.label);
|
||
}
|
||
|
||
// Format cable type display
|
||
const isOverhead =
|
||
connection.data.cableType === "AL" ||
|
||
connection.data.cableType === "AsXSn";
|
||
const cableTypeDisplay = `${connection.data.cableType} ${
|
||
isOverhead ? "(OH)" : "(UG)"
|
||
}`;
|
||
|
||
textLines.push(`${cableTypeDisplay} ${connection.data.crossSection}mm²`);
|
||
textLines.push(`${connection.data.length}m`);
|
||
|
||
if (textLines.length > 0) {
|
||
this.ctx.font = "11px Arial";
|
||
this.ctx.textAlign = "center";
|
||
|
||
const lineHeight = 14;
|
||
|
||
// Draw text lines with subtle outline for visibility
|
||
textLines.forEach((line, index) => {
|
||
const yOffset = (index - (textLines.length - 1) / 2) * lineHeight;
|
||
const textX = midPoint.x;
|
||
const textY = midPoint.y + yOffset + 4;
|
||
|
||
// Draw text outline (white stroke for visibility)
|
||
this.ctx.strokeStyle = "white";
|
||
this.ctx.lineWidth = 3;
|
||
this.ctx.strokeText(line, textX, textY);
|
||
|
||
// Draw text fill
|
||
this.ctx.fillStyle = "#2d3748";
|
||
this.ctx.fillText(line, textX, textY);
|
||
});
|
||
}
|
||
|
||
this.ctx.restore();
|
||
}
|
||
|
||
drawConnectionPreview() {
|
||
if (!this.connectionStart) return;
|
||
|
||
const rect = this.canvas.getBoundingClientRect();
|
||
const screenX = event?.clientX - rect.left || 0;
|
||
const screenY = event?.clientY - rect.top || 0;
|
||
const worldMouse = this.screenToWorld(screenX, screenY);
|
||
|
||
// Apply scroll transform for this preview
|
||
this.ctx.save();
|
||
this.ctx.translate(this.scrollOffset.x, this.scrollOffset.y);
|
||
|
||
const fromPoint = this.getConnectionPoint(this.connectionStart, "output");
|
||
|
||
this.ctx.strokeStyle = "#a0aec0";
|
||
this.ctx.lineWidth = 2;
|
||
this.ctx.setLineDash([5, 5]);
|
||
|
||
this.ctx.beginPath();
|
||
this.ctx.moveTo(fromPoint.x, fromPoint.y);
|
||
this.ctx.lineTo(worldMouse.x, worldMouse.y);
|
||
this.ctx.stroke();
|
||
|
||
this.ctx.restore();
|
||
}
|
||
|
||
getConnectionPoint(obj, type) {
|
||
if (type === "input") {
|
||
return {
|
||
x: obj.x,
|
||
y: obj.y + obj.height / 2,
|
||
};
|
||
} else {
|
||
return {
|
||
x: obj.x + obj.width,
|
||
y: obj.y + obj.height / 2,
|
||
};
|
||
}
|
||
}
|
||
|
||
drawArrowhead(x, y, angle, isSelected = false) {
|
||
const headLength = isSelected ? 12 : 10;
|
||
|
||
this.ctx.save();
|
||
this.ctx.translate(x, y);
|
||
this.ctx.rotate(angle);
|
||
|
||
this.ctx.beginPath();
|
||
this.ctx.moveTo(0, 0);
|
||
this.ctx.lineTo(-headLength, -headLength / 2);
|
||
this.ctx.lineTo(-headLength, headLength / 2);
|
||
this.ctx.closePath();
|
||
|
||
this.ctx.fillStyle = isSelected ? "#2d3748" : "#4a5568";
|
||
this.ctx.fill();
|
||
|
||
this.ctx.restore();
|
||
}
|
||
|
||
updatePropertiesPanel() {
|
||
const panel = document.getElementById("objectProperties");
|
||
|
||
if (this.selectedObject) {
|
||
this.updateObjectProperties(panel);
|
||
} else if (this.selectedConnection) {
|
||
this.updateConnectionProperties(panel);
|
||
} else {
|
||
panel.innerHTML = '<p class="no-selection">No object selected</p>';
|
||
}
|
||
}
|
||
|
||
updateObjectProperties(panel) {
|
||
const obj = this.selectedObject;
|
||
|
||
if (obj.type === "triangle") {
|
||
// Transformer properties
|
||
panel.innerHTML = `
|
||
<div class="property-group">
|
||
<h4>Transformer Properties</h4>
|
||
<label>Number:</label>
|
||
<input type="text" id="objNumber" value="${obj.data.number}">
|
||
<label>Name:</label>
|
||
<input type="text" id="objName" value="${obj.data.name}">
|
||
<label>Upper Voltage (V):</label>
|
||
<input type="number" id="objUpperVoltage" value="${obj.data.upperVoltage}">
|
||
<label>Bottom Voltage (V):</label>
|
||
<input type="number" id="objBottomVoltage" value="${obj.data.bottomVoltage}">
|
||
<label>Power (kVA):</label>
|
||
<input type="number" id="objPowerKVA" value="${obj.data.powerKVA}">
|
||
<label>Description:</label>
|
||
<textarea id="objDescription">${obj.data.description}</textarea>
|
||
</div>
|
||
|
||
<div class="property-group">
|
||
<h4>Transformer Info</h4>
|
||
<p><strong>Type:</strong> Transformer</p>
|
||
<p><strong>ID:</strong> ${obj.id}</p>
|
||
<p><strong>Position:</strong> (${Math.round(obj.x)}, ${Math.round(obj.y)})</p>
|
||
<p><strong>Ratio:</strong> ${obj.data.upperVoltage}V / ${
|
||
obj.data.bottomVoltage
|
||
}V</p>
|
||
<p><strong>Outputs:</strong> ${obj.connections.outputs.length}/1</p>
|
||
</div>
|
||
|
||
<div class="property-group">
|
||
<h4>Actions</h4>
|
||
<button class="btn btn-danger" onclick="designer.deleteObject(${
|
||
obj.id
|
||
})">Delete Transformer</button>
|
||
</div>
|
||
`;
|
||
|
||
// Add event listeners
|
||
document.getElementById("objNumber").addEventListener("input", (e) => {
|
||
obj.data.number = e.target.value;
|
||
});
|
||
document.getElementById("objName").addEventListener("input", (e) => {
|
||
obj.data.name = e.target.value;
|
||
});
|
||
document
|
||
.getElementById("objUpperVoltage")
|
||
.addEventListener("input", (e) => {
|
||
obj.data.upperVoltage = parseInt(e.target.value) || 0;
|
||
});
|
||
document
|
||
.getElementById("objBottomVoltage")
|
||
.addEventListener("input", (e) => {
|
||
obj.data.bottomVoltage = parseInt(e.target.value) || 0;
|
||
});
|
||
document.getElementById("objPowerKVA").addEventListener("input", (e) => {
|
||
obj.data.powerKVA = parseInt(e.target.value) || 0;
|
||
});
|
||
document
|
||
.getElementById("objDescription")
|
||
.addEventListener("input", (e) => {
|
||
obj.data.description = e.target.value;
|
||
});
|
||
} else {
|
||
// Square (Node) properties
|
||
panel.innerHTML = `
|
||
<div class="property-group">
|
||
<h4>Node Properties</h4>
|
||
|
||
<!-- Node Type Icons -->
|
||
<div class="node-type-selector">
|
||
<button type="button" class="node-type-btn ${
|
||
obj.data.nodeType === "cable_box" ? "active" : ""
|
||
}"
|
||
data-type="cable_box" title="Cable Box">
|
||
<span class="node-icon">⬛</span>
|
||
<span class="node-label">Box</span>
|
||
</button>
|
||
<button type="button" class="node-type-btn ${
|
||
obj.data.nodeType === "pole" ? "active" : ""
|
||
}"
|
||
data-type="pole" title="Pole">
|
||
<span class="node-icon">⬆</span>
|
||
<span class="node-label">Pole</span>
|
||
</button>
|
||
<button type="button" class="node-type-btn ${
|
||
obj.data.nodeType === "end_connection" ? "active" : ""
|
||
}"
|
||
data-type="end_connection" title="End Connection">
|
||
<span class="node-icon">⬤</span>
|
||
<span class="node-label">End</span>
|
||
</button>
|
||
</div>
|
||
|
||
<!-- Number -->
|
||
<label>Number:</label>
|
||
<input type="text" id="objNumber" value="${obj.data.number}">
|
||
|
||
<!-- Type Description -->
|
||
<label>Type:</label>
|
||
<input type="text" id="objBoxPoleType" value="${
|
||
obj.data.boxPoleType
|
||
}" placeholder="Enter type description">
|
||
|
||
<!-- Power Settings -->
|
||
<label>3-Phase Consumers (7kW each):</label>
|
||
<input type="number" id="objConsumers3Phase" value="${
|
||
obj.data.consumers3Phase || 0
|
||
}" min="0">
|
||
<label>1-Phase Consumers (3kW each):</label>
|
||
<input type="number" id="objConsumers1Phase" value="${
|
||
obj.data.consumers1Phase || 0
|
||
}" min="0">
|
||
<label>Custom Power (kW):</label>
|
||
<input type="number" id="objCustomPowerKW" value="${
|
||
obj.data.customPowerKW || 0
|
||
}" step="0.1" min="0">
|
||
|
||
<!-- Description -->
|
||
<label>Description:</label>
|
||
<textarea id="objDescription">${obj.data.description}</textarea>
|
||
</div>
|
||
|
||
<div class="property-group">
|
||
<h4>Node Info</h4>
|
||
<p><strong>Type:</strong> ${
|
||
obj.data.nodeType === "cable_box"
|
||
? "Cable Box"
|
||
: obj.data.nodeType === "pole"
|
||
? "Pole"
|
||
: "End Connection"
|
||
}</p>
|
||
<p><strong>ID:</strong> ${obj.id}</p>
|
||
<p><strong>Position:</strong> (${Math.round(obj.x)}, ${Math.round(obj.y)})</p>
|
||
<p><strong>Total Power:</strong> ${this.calculateNodeTotalPower(obj)} kW</p>
|
||
<p><strong>3-Phase:</strong> ${obj.data.consumers3Phase || 0} consumers (${
|
||
(obj.data.consumers3Phase || 0) * 7
|
||
}kW)</p>
|
||
<p><strong>1-Phase:</strong> ${obj.data.consumers1Phase || 0} consumers (${
|
||
(obj.data.consumers1Phase || 0) * 3
|
||
}kW)</p>
|
||
<p><strong>Custom:</strong> ${obj.data.customPowerKW || 0} kW</p>
|
||
<p><strong>Inputs:</strong> ${obj.connections.inputs.length}${
|
||
obj.data.nodeType === "end_connection" ? "" : "/1"
|
||
}</p>
|
||
<p><strong>Outputs:</strong> ${obj.connections.outputs.length}${
|
||
obj.data.nodeType === "end_connection" ? "/0" : ""
|
||
}</p>
|
||
</div>
|
||
|
||
<div class="property-group">
|
||
<h4>Actions</h4>
|
||
<button class="btn btn-danger" onclick="designer.deleteObject(${
|
||
obj.id
|
||
})">Delete Node</button>
|
||
</div>
|
||
`;
|
||
|
||
// Add event listeners
|
||
document.getElementById("objNumber").addEventListener("input", (e) => {
|
||
obj.data.number = e.target.value;
|
||
});
|
||
|
||
// Add event listeners for node type buttons
|
||
document.querySelectorAll(".node-type-btn").forEach((btn) => {
|
||
btn.addEventListener("click", (e) => {
|
||
const newType = e.currentTarget.dataset.type;
|
||
obj.data.nodeType = newType;
|
||
|
||
// Update active button styling
|
||
document
|
||
.querySelectorAll(".node-type-btn")
|
||
.forEach((b) => b.classList.remove("active"));
|
||
e.currentTarget.classList.add("active");
|
||
|
||
this.updatePropertiesPanel(); // Refresh to update options
|
||
this.render(); // Re-render to update visual representation
|
||
});
|
||
});
|
||
document
|
||
.getElementById("objBoxPoleType")
|
||
.addEventListener("input", (e) => {
|
||
obj.data.boxPoleType = e.target.value;
|
||
this.render(); // Re-render to update visual representation
|
||
});
|
||
|
||
// Add consumer and power listeners for all node types
|
||
const consumers3PhaseField =
|
||
document.getElementById("objConsumers3Phase");
|
||
if (consumers3PhaseField) {
|
||
consumers3PhaseField.addEventListener("input", (e) => {
|
||
obj.data.consumers3Phase = parseInt(e.target.value) || 0;
|
||
this.updatePropertiesPanel(); // Refresh to update calculated power display
|
||
this.render(); // Re-render to update visual representation
|
||
});
|
||
}
|
||
|
||
const consumers1PhaseField =
|
||
document.getElementById("objConsumers1Phase");
|
||
if (consumers1PhaseField) {
|
||
consumers1PhaseField.addEventListener("input", (e) => {
|
||
obj.data.consumers1Phase = parseInt(e.target.value) || 0;
|
||
this.updatePropertiesPanel(); // Refresh to update calculated power display
|
||
this.render(); // Re-render to update visual representation
|
||
});
|
||
}
|
||
|
||
const customPowerField = document.getElementById("objCustomPowerKW");
|
||
if (customPowerField) {
|
||
customPowerField.addEventListener("input", (e) => {
|
||
obj.data.customPowerKW = parseFloat(e.target.value) || 0;
|
||
this.updatePropertiesPanel(); // Refresh to update calculated power display
|
||
this.render(); // Re-render to update visual representation
|
||
});
|
||
}
|
||
|
||
document
|
||
.getElementById("objDescription")
|
||
.addEventListener("input", (e) => {
|
||
obj.data.description = e.target.value;
|
||
});
|
||
}
|
||
}
|
||
|
||
updateConnectionProperties(panel) {
|
||
const conn = this.selectedConnection;
|
||
const isOverheadCable =
|
||
conn.data.cableType === "AL" || conn.data.cableType === "AsXSn";
|
||
|
||
panel.innerHTML = `
|
||
<div class="property-group">
|
||
<h4>Power Cable Properties</h4>
|
||
<label>Label:</label>
|
||
<input type="text" id="connLabel" value="${conn.data.label}">
|
||
<label>Cable Type:</label>
|
||
<select id="connCableType">
|
||
<option value="YAKY" ${
|
||
conn.data.cableType === "YAKY" ? "selected" : ""
|
||
}>YAKY (Ground Cable)</option>
|
||
<option value="NA2XY-J" ${
|
||
conn.data.cableType === "NA2XY-J" ? "selected" : ""
|
||
}>NA2XY-J (Ground Cable)</option>
|
||
<option value="AL" ${
|
||
conn.data.cableType === "AL" ? "selected" : ""
|
||
}>AL (Overhead Cable)</option>
|
||
<option value="AsXSn" ${
|
||
conn.data.cableType === "AsXSn" ? "selected" : ""
|
||
}>AsXSn (Overhead Cable)</option>
|
||
</select>
|
||
<label>Cross Section (mm²):</label>
|
||
<input type="number" id="connCrossSection" value="${
|
||
conn.data.crossSection
|
||
}" min="1">
|
||
<label>Length (m):</label>
|
||
<input type="number" id="connLength" value="${
|
||
conn.data.length
|
||
}" min="0.1" step="0.1">
|
||
<label>Description:</label>
|
||
<textarea id="connDescription">${conn.data.description}</textarea>
|
||
</div>
|
||
|
||
<div class="property-group">
|
||
<h4>Cable Info</h4>
|
||
<p><strong>ID:</strong> ${conn.id}</p>
|
||
<p><strong>Type:</strong> ${conn.data.cableType} ${
|
||
isOverheadCable ? "(Overhead)" : "(Ground)"
|
||
}</p>
|
||
<p><strong>From:</strong> ${conn.from.data.name} (${
|
||
conn.from.type === "triangle"
|
||
? "Transformer"
|
||
: this.getNodeDisplayType(conn.from.data.nodeType)
|
||
})</p>
|
||
<p><strong>To:</strong> ${conn.to.data.name} (${
|
||
conn.to.type === "triangle"
|
||
? "Transformer"
|
||
: this.getNodeDisplayType(conn.to.data.nodeType)
|
||
})</p>
|
||
<p><strong>Capacity:</strong> ${conn.data.crossSection} mm² × ${
|
||
conn.data.length
|
||
} m</p>
|
||
${
|
||
isOverheadCable
|
||
? '<p class="warning"><strong>⚠️ Overhead cables can only connect to poles or end connections!</strong></p>'
|
||
: ""
|
||
}
|
||
</div>
|
||
|
||
<div class="property-group">
|
||
<h4>Actions</h4>
|
||
<button class="btn btn-danger" onclick="designer.deleteConnection(${
|
||
conn.id
|
||
})">Delete Cable</button>
|
||
</div>
|
||
`;
|
||
|
||
// Add event listeners for property changes
|
||
document.getElementById("connLabel").addEventListener("input", (e) => {
|
||
conn.data.label = e.target.value;
|
||
this.render(); // Re-render to show label changes
|
||
});
|
||
|
||
document.getElementById("connCableType").addEventListener("change", (e) => {
|
||
conn.data.cableType = e.target.value;
|
||
this.validateCableConnection(conn); // Re-validate connection
|
||
this.updatePropertiesPanel(); // Refresh to show warnings
|
||
this.render();
|
||
});
|
||
|
||
document
|
||
.getElementById("connCrossSection")
|
||
.addEventListener("input", (e) => {
|
||
conn.data.crossSection = parseInt(e.target.value) || 1;
|
||
});
|
||
|
||
document.getElementById("connLength").addEventListener("input", (e) => {
|
||
conn.data.length = parseFloat(e.target.value) || 0.1;
|
||
});
|
||
|
||
document
|
||
.getElementById("connDescription")
|
||
.addEventListener("input", (e) => {
|
||
conn.data.description = e.target.value;
|
||
});
|
||
}
|
||
|
||
deleteObject(id) {
|
||
const objIndex = this.objects.findIndex((obj) => obj.id === id);
|
||
if (objIndex === -1) return;
|
||
|
||
const obj = this.objects[objIndex];
|
||
|
||
// Remove all connections involving this object
|
||
this.connections = this.connections.filter((conn) => {
|
||
if (conn.from === obj || conn.to === obj) {
|
||
// Remove connection references from other objects
|
||
if (conn.from !== obj) {
|
||
conn.from.connections.outputs = conn.from.connections.outputs.filter(
|
||
(c) => c !== conn
|
||
);
|
||
}
|
||
if (conn.to !== obj) {
|
||
conn.to.connections.inputs = conn.to.connections.inputs.filter(
|
||
(c) => c !== conn
|
||
);
|
||
}
|
||
return false;
|
||
}
|
||
return true;
|
||
});
|
||
|
||
// Remove the object
|
||
this.objects.splice(objIndex, 1);
|
||
|
||
if (this.selectedObject === obj) {
|
||
this.selectedObject = null;
|
||
this.updatePropertiesPanel();
|
||
}
|
||
|
||
this.render();
|
||
}
|
||
|
||
deleteConnection(id) {
|
||
const connIndex = this.connections.findIndex((conn) => conn.id === id);
|
||
if (connIndex === -1) return;
|
||
|
||
const connection = this.connections[connIndex];
|
||
|
||
// Remove connection references from objects
|
||
connection.from.connections.outputs =
|
||
connection.from.connections.outputs.filter((c) => c !== connection);
|
||
connection.to.connections.inputs = connection.to.connections.inputs.filter(
|
||
(c) => c !== connection
|
||
);
|
||
|
||
// Remove the connection
|
||
this.connections.splice(connIndex, 1);
|
||
|
||
if (this.selectedConnection === connection) {
|
||
this.selectedConnection = null;
|
||
this.updatePropertiesPanel();
|
||
}
|
||
|
||
this.render();
|
||
}
|
||
|
||
showTooltip(obj, screenX, screenY) {
|
||
let tooltip = document.getElementById("tooltip");
|
||
|
||
// If tooltip doesn't exist or is not properly positioned, recreate it
|
||
if (!tooltip) {
|
||
tooltip = document.createElement("div");
|
||
tooltip.id = "tooltip";
|
||
tooltip.className = "tooltip";
|
||
document.body.appendChild(tooltip);
|
||
}
|
||
|
||
if (obj) {
|
||
tooltip.style.display = "block";
|
||
|
||
// Convert canvas coordinates to viewport coordinates
|
||
const canvasRect = this.canvas.getBoundingClientRect();
|
||
const viewportX = canvasRect.left + screenX;
|
||
const viewportY = canvasRect.top + screenY;
|
||
|
||
// Position tooltip with some offset and ensure it doesn't go off screen
|
||
const leftPos = Math.min(viewportX + 15, window.innerWidth - 200);
|
||
const topPos = Math.max(viewportY - 35, 10);
|
||
|
||
// Force all positioning styles
|
||
tooltip.style.position = "fixed";
|
||
tooltip.style.left = leftPos + "px";
|
||
tooltip.style.top = topPos + "px";
|
||
tooltip.style.zIndex = "999999";
|
||
tooltip.style.pointerEvents = "none";
|
||
tooltip.style.background = "rgba(0, 0, 0, 0.9)";
|
||
tooltip.style.color = "white";
|
||
tooltip.style.padding = "0.5rem";
|
||
tooltip.style.borderRadius = "4px";
|
||
tooltip.style.fontSize = "0.8rem";
|
||
tooltip.textContent = `${obj.data.number || obj.data.name || "Object"} (${
|
||
obj.type === "triangle" ? "Transformer" : "Node"
|
||
})`;
|
||
} else {
|
||
// Check if hovering over a connection
|
||
const worldPos = this.screenToWorld(screenX, screenY);
|
||
const connection = this.getConnectionAt(worldPos.x, worldPos.y);
|
||
if (connection) {
|
||
tooltip.style.display = "block";
|
||
|
||
// Convert canvas coordinates to viewport coordinates
|
||
const canvasRect = this.canvas.getBoundingClientRect();
|
||
const viewportX = canvasRect.left + screenX;
|
||
const viewportY = canvasRect.top + screenY;
|
||
|
||
// Position tooltip with some offset and ensure it doesn't go off screen
|
||
const leftPos = Math.min(viewportX + 15, window.innerWidth - 200);
|
||
const topPos = Math.max(viewportY - 35, 10);
|
||
|
||
// Force all positioning styles
|
||
tooltip.style.position = "fixed";
|
||
tooltip.style.left = leftPos + "px";
|
||
tooltip.style.top = topPos + "px";
|
||
tooltip.style.zIndex = "999999";
|
||
tooltip.style.pointerEvents = "none";
|
||
tooltip.style.background = "rgba(0, 0, 0, 0.9)";
|
||
tooltip.style.color = "white";
|
||
tooltip.style.padding = "0.5rem";
|
||
tooltip.style.borderRadius = "4px";
|
||
tooltip.style.fontSize = "0.8rem";
|
||
tooltip.textContent = `${connection.data.label || "Connection"} (${
|
||
connection.from.data.number || connection.from.data.name || "From"
|
||
} → ${connection.to.data.number || connection.to.data.name || "To"})`;
|
||
} else {
|
||
tooltip.style.display = "none";
|
||
}
|
||
}
|
||
}
|
||
|
||
showError(message) {
|
||
// Create temporary error message
|
||
const error = document.createElement("div");
|
||
error.style.cssText = `
|
||
position: fixed;
|
||
top: 20px;
|
||
right: 20px;
|
||
background: #e53e3e;
|
||
color: white;
|
||
padding: 1rem;
|
||
border-radius: 8px;
|
||
z-index: 10000;
|
||
animation: slideIn 0.3s ease;
|
||
`;
|
||
error.textContent = message;
|
||
document.body.appendChild(error);
|
||
|
||
setTimeout(() => {
|
||
error.remove();
|
||
}, 3000);
|
||
}
|
||
|
||
clearAll() {
|
||
if (
|
||
confirm("Are you sure you want to clear all objects and connections?")
|
||
) {
|
||
this.objects = [];
|
||
this.connections = [];
|
||
this.selectedObject = null;
|
||
this.selectedConnection = null;
|
||
this.connectionStart = null;
|
||
this.nextId = 1;
|
||
this.updatePropertiesPanel();
|
||
this.render();
|
||
}
|
||
}
|
||
|
||
exportData() {
|
||
const data = {
|
||
objects: this.objects.map((obj) => ({
|
||
...obj,
|
||
connections: {
|
||
inputs: obj.connections.inputs.map((conn) => conn.id),
|
||
outputs: obj.connections.outputs.map((conn) => conn.id),
|
||
},
|
||
})),
|
||
connections: this.connections.map((conn) => ({
|
||
...conn,
|
||
from: conn.from.id,
|
||
to: conn.to.id,
|
||
})),
|
||
nextId: this.nextId,
|
||
};
|
||
|
||
const blob = new Blob([JSON.stringify(data, null, 2)], {
|
||
type: "application/json",
|
||
});
|
||
const url = URL.createObjectURL(blob);
|
||
const a = document.createElement("a");
|
||
a.href = url;
|
||
a.download = "flow-design.json";
|
||
a.click();
|
||
URL.revokeObjectURL(url);
|
||
}
|
||
|
||
importData(event) {
|
||
const file = event.target.files[0];
|
||
if (!file) return;
|
||
|
||
const reader = new FileReader();
|
||
reader.onload = (e) => {
|
||
try {
|
||
const data = JSON.parse(e.target.result);
|
||
|
||
// Clear current data
|
||
this.objects = [];
|
||
this.connections = [];
|
||
this.selectedObject = null;
|
||
this.selectedConnection = null;
|
||
this.connectionStart = null;
|
||
|
||
// Restore objects and snap them to grid
|
||
this.objects = data.objects.map((obj) => {
|
||
const snappedPos = this.snapToGrid(obj.x, obj.y);
|
||
return {
|
||
...obj,
|
||
x: snappedPos.x,
|
||
y: snappedPos.y,
|
||
connections: { inputs: [], outputs: [] },
|
||
};
|
||
});
|
||
|
||
// Restore connections
|
||
data.connections.forEach((connData) => {
|
||
const fromObj = this.objects.find((obj) => obj.id === connData.from);
|
||
const toObj = this.objects.find((obj) => obj.id === connData.to);
|
||
|
||
if (fromObj && toObj) {
|
||
const connection = {
|
||
...connData,
|
||
from: fromObj,
|
||
to: toObj,
|
||
};
|
||
|
||
this.connections.push(connection);
|
||
fromObj.connections.outputs.push(connection);
|
||
toObj.connections.inputs.push(connection);
|
||
}
|
||
});
|
||
|
||
this.nextId = data.nextId || this.nextId;
|
||
this.updatePropertiesPanel();
|
||
this.render();
|
||
} catch (error) {
|
||
this.showError("Failed to import file: Invalid format");
|
||
}
|
||
};
|
||
reader.readAsText(file);
|
||
|
||
// Reset file input
|
||
event.target.value = "";
|
||
}
|
||
|
||
getNodeDisplayType(nodeType) {
|
||
switch (nodeType) {
|
||
case "cable_box":
|
||
return "Cable Box";
|
||
case "pole":
|
||
return "Pole";
|
||
case "end_connection":
|
||
return "End Connection";
|
||
default:
|
||
return "Node";
|
||
}
|
||
}
|
||
|
||
snapToGrid(x, y) {
|
||
return {
|
||
x: Math.round(x / this.gridSize) * this.gridSize,
|
||
y: Math.round(y / this.gridSize) * this.gridSize,
|
||
};
|
||
}
|
||
|
||
calculateNodeDistance(node) {
|
||
// Calculate distance from transformer (number of hops)
|
||
if (node.type === "triangle") return 0;
|
||
|
||
const visited = new Set();
|
||
const queue = [{ node, distance: 0 }];
|
||
visited.add(node.id);
|
||
|
||
while (queue.length > 0) {
|
||
const { node: currentNode, distance } = queue.shift();
|
||
|
||
// Check all input connections
|
||
for (const connection of currentNode.connections.inputs) {
|
||
const fromNode = connection.from;
|
||
|
||
if (fromNode.type === "triangle") {
|
||
return distance + 1;
|
||
}
|
||
|
||
if (!visited.has(fromNode.id)) {
|
||
visited.add(fromNode.id);
|
||
queue.push({ node: fromNode, distance: distance + 1 });
|
||
}
|
||
}
|
||
}
|
||
|
||
return -1; // Not connected to transformer
|
||
}
|
||
|
||
calculateDownstreamPower(node) {
|
||
// Calculate total power of this node and all downstream nodes
|
||
let totalPower = this.calculateNodeTotalPower(node);
|
||
const visited = new Set();
|
||
|
||
const calculateRecursive = (currentNode) => {
|
||
if (visited.has(currentNode.id)) return 0;
|
||
visited.add(currentNode.id);
|
||
|
||
let downstreamPower = 0;
|
||
for (const connection of currentNode.connections.outputs) {
|
||
const toNode = connection.to;
|
||
downstreamPower += this.calculateNodeTotalPower(toNode);
|
||
downstreamPower += calculateRecursive(toNode);
|
||
}
|
||
return downstreamPower;
|
||
};
|
||
|
||
totalPower += calculateRecursive(node);
|
||
return totalPower;
|
||
}
|
||
|
||
// Calculate total power for a node based on consumers and custom power
|
||
calculateNodeTotalPower(node) {
|
||
if (node.type === "triangle") {
|
||
return 0; // Transformers don't have power consumption
|
||
}
|
||
|
||
const power3Phase = (node.data.consumers3Phase || 0) * 7; // 7kW per 3-phase consumer
|
||
const power1Phase = (node.data.consumers1Phase || 0) * 3; // 3kW per 1-phase consumer
|
||
const customPower = node.data.customPowerKW || 0;
|
||
|
||
return power3Phase + power1Phase + customPower;
|
||
}
|
||
}
|
||
|
||
// Initialize the application
|
||
const designer = new ObjectFlowDesigner();
|