585 lines
24 KiB
JavaScript
585 lines
24 KiB
JavaScript
'use strict';
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import * as Vector from './js/vectorlib.js';
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import * as Bezier from './js/bezierlib.js';
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import * as Utils from './js/utillib.js';
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import {Color} from './js/colorlib.js';
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import * as Config from './config.js';
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import * as MapData from './js/mapdata.js';
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import * as Legend from './legend.js';
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const mapContainer = document.getElementById('mapContainer');
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const mapCanvas = document.getElementById('mapCanvas');
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const dynCanvas = document.getElementById('dynCanvas');
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/** The main map drawing context.
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* @type {CanvasRenderingContext2D} */
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const mapctx = mapCanvas.getContext('2d');
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/** The dynamic map drawing context.
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* @type {CanvasRenderingContext2D} */
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const dynctx = dynCanvas.getContext('2d');
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const mapSprites = document.getElementById('mapSprites');
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const mapTerrain = document.getElementById('mapTerrain');
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const zoomLevelDisplay = document.getElementById('zoomLevelDisplay');
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let isNavigating = false;
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document.addEventListener('DOMContentLoaded', async () => {
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await loadShopData('shop_items.json');
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await loadTrackData('trackdata_dv.json');
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await loadPoiData('poi_dv.json');
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MapData.sortMarkers();
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Utils.generateGradeArrows();
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MapData.matrix.initialize();
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MapData.view.initialize();
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redrawMap();
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mapNavigationSetup();
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Legend.initialize();
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tooltipSetup();
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});
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window.addEventListener('resize', () => {MapData.view.dirty = true});
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/** Handling for the map scrolling and zooming */
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function mapNavigationSetup(){
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let touchCache = [];
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let touchCount = 0;
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let pinchDistance = null;
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let previousScale = null;
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const touchDownHandler = e => {
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if(e.button != 0) return;
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if(touchCache.length == 0){
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document.addEventListener('pointermove', touchMoveHandler);
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document.addEventListener('pointerup', touchUpHandler);
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document.addEventListener('pointercancel', touchUpHandler);
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//document.addEventListener('pointerout', touchUpHandler);
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document.addEventListener('pointerleave', touchUpHandler);
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}
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touchCache[e.pointerId] = {x:e.clientX, y:e.clientY};
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touchCount++;
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if(touchCount == 2){
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pinchDistance = getTouchDistance();
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previousScale = MapData.view.scale;
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}
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mapContainer.style.cursor = 'grabbing';
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}
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const touchMoveHandler = e => {
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if(!touchCache[e.pointerId]){
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touchCache = [];
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return;
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}
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if(touchCount == 1){
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MapData.view.x += e.clientX - touchCache[e.pointerId].x;
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MapData.view.y -= e.clientY - touchCache[e.pointerId].y;
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}else if(touchCount == 2){
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getTouchAverage();
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zoomAtPosition(touchCenter_x, touchCenter_y, (previousScale * getTouchDistance()/pinchDistance)/MapData.view.scale);
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}else{
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touchCache = [];
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MapData.view.dirty = true;
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return;
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}
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isNavigating = true;
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touchCache[e.pointerId].x = e.clientX;
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touchCache[e.pointerId].y = e.clientY;
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MapData.view.dirty = true;
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}
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const touchUpHandler = e => {
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if(!touchCache[e.pointerId]) return;
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touchCache[e.pointerId] = null;
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touchCount--;
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if(touchCount <= 0){
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mapContainer.style.cursor = '';
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}
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}
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const scrollHandler = e => {
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if(e.deltaY != 0) zoomAtPosition(e.clientX, e.clientY, e.deltaY > 0 ? 1/Config.scrollZoomFactor : Config.scrollZoomFactor);
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}
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const navButtonInput = navType => {
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const centerX = mapContainer.offsetWidth / 2;
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const centerY = mapContainer.offsetHeight / 2;
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switch(navType){
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case 'zoomIn':
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zoomAtPosition(centerX, centerY, Config.buttonZoomFactor);
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break;
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case 'zoomOut':
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zoomAtPosition(centerX, centerY, 1/Config.buttonZoomFactor);
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break;
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}
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}
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const navUpdate = ts => {
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if(ts && MapData.view.dirty){
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redrawMap();
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}
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if(ts && MapData.view.dynDirty){
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redrawDynamics();
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}
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requestAnimationFrame(navUpdate);
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}
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let touchDist_aX = 0;
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let touchDist_aY = 0;
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let touchDist_counter = 0;
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const getTouchDistance = () => {
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touchDist_counter = 0;
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touchDist_aX = 0;
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touchDist_aY = 0;
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for(let touch of touchCache){
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if(touchDist_counter == 0){
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touchDist_aX += touch.x;
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touchDist_aY += touch.y;
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}else{
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touchDist_aX -= touch.x;
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touchDist_aY -= touch.y;
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break;
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}
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touchDist_counter++;
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}
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return Math.sqrt(touchDist_aX*touchDist_aX + touchDist_aY*touchDist_aY);
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};
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let touchCenter_x = 0;
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let touchCenter_y = 0;
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let touchCenter_count = 0;
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const getTouchAverage = () => {
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touchCenter_x = 0;
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touchCenter_y = 0;
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touchCenter_count = 0;
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for(let touch of touchCache){
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touchCenter_x += touch.x;
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touchCenter_y += touch.y;
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touchCenter_count++;
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}
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touchCenter_x /= touchCenter_count;
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touchCenter_y /= touchCenter_count;
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}
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let zoomCursorLocal_x = 0;
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let zoomCursorLocal_y = 0;
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const zoomAtPosition = (x, y, scaleFactor) => {
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if(MapData.view.scale * scaleFactor > Config.maxZoomLevel || MapData.view.scale * scaleFactor < Config.minZoomLevel){
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MapData.view.dirty = false;
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return;
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}
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MapData.view.x = x - scaleFactor * (x - MapData.view.x);
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MapData.view.y = -y - scaleFactor * (-y - MapData.view.y);
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MapData.view.scale *= scaleFactor;
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MapData.view.dirty = true;
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}
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mapContainer.addEventListener('pointerdown', touchDownHandler);
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mapContainer.addEventListener('wheel', scrollHandler);
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document.getElementById('navZoomIn').addEventListener('click', e => {navButtonInput('zoomIn');});
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document.getElementById('navZoomOut').addEventListener('click', e => {navButtonInput('zoomOut');});
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navUpdate();
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}
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function tooltipSetup(){
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const tooltip = document.getElementById('tooltip');
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const cursorCoordDisplay = document.getElementById('cursorCoordDisplay');
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let tooltipX = 0;
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let tooltipY = 0;
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let tooltipDirty = false;
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let removeTooltip = false;
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mapContainer.addEventListener('mousemove', event => {
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tooltipX = event.clientX;
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tooltipY = event.clientY;
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removeTooltip = false;
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tooltipDirty = true;
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});
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mapContainer.addEventListener('mouseleave', event => {
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removeTooltip = true;
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tooltipDirty = true;
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});
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const tooltipUpdate = ts => {
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if(ts && tooltipDirty){
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let tooltipContents = MapData.testTooltip(tooltipX, tooltipY);
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if(tooltipContents != '' && !removeTooltip && !isNavigating){
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tooltip.innerHTML = tooltipContents.replaceAll('\n','<br>');
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let tooltipWidth = tooltip.clientWidth;
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let tooltipHeight = tooltip.clientHeight;
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tooltipX += 5;
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tooltipY += 5;
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if(tooltipWidth+tooltipX + 10 > mapContainer.clientWidth)
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tooltipX -= tooltipWidth + 15;
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if(tooltipHeight+tooltipY + 10 > mapContainer.clientHeight)
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tooltipY -= tooltipHeight + 10;
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tooltip.style.transform = `translate(${tooltipX}px, ${tooltipY}px)`;
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tooltip.style.display = '';
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mapCanvas.style.cursor = 'crosshair';
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}else{
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tooltip.style.display = 'none';
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mapCanvas.style.cursor = '';
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}
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isNavigating = false;
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tooltipDirty = false;
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}
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cursorCoordDisplay.innerHTML = `X: ${MapData.view.unconvertX(tooltipX).toFixed(2)} / Z: ${MapData.view.unconvertY(tooltipY).toFixed(2)}`;
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requestAnimationFrame(tooltipUpdate);
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}
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tooltipUpdate();
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}
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async function loadTrackData(file){
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let mapData = await (await fetch(new Request(file))).json();
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for(const trackItem of mapData){
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switch(trackItem.type){
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case 'bezier':
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MapData.addTrack(trackItem);
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break;
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case 'junction':
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MapData.addJunction(trackItem);
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break;
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default:
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console.log(`Unknown type "${trackItem.type}"`);
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break;
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}
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}
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MapData.sortTracks();
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MapData.generateTrackSignage();
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}
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async function loadPoiData(file){
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let poiData = await (await fetch(new Request(file))).json();
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for(let poi of poiData){
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MapData.addPoi(poi);
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}
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}
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async function loadShopData(file) {
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let shopData = await (await fetch(new Request(file))).json();
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for(let item of shopData){
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MapData.addShopItem(item);
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}
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MapData.sortShops();
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}
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let railTrack = {};
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let curve = {};
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function redrawMap(){
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MapData.view.pixelRatio = window.devicePixelRatio;
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mapCanvas.width = mapContainer.clientWidth * MapData.view.pixelRatio;
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mapCanvas.height = mapContainer.clientHeight * MapData.view.pixelRatio;
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zoomLevelDisplay.innerHTML = `Zoom: ${(MapData.view.scale*MapData.view.pixelRatio).toFixed(3)}x / ${(1/(MapData.view.scale*MapData.view.pixelRatio)).toFixed(2)} m/px`;
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if(MapData.layers.terrain){
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mapctx.drawImage(
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mapTerrain,
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MapData.view.convertX(0),
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MapData.view.convertY(16384),
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16384 * MapData.view.scale * MapData.view.pixelRatio,
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16384 * MapData.view.scale * MapData.view.pixelRatio
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);
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}
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// Game gauge is 1.5 meter
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const trackWidth = Math.min(Math.max(6, MapData.view.scale * 1.5), MapData.view.scale * 100) * MapData.view.pixelRatio;
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mapctx.lineWidth = trackWidth;
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for(const railTrack of MapData.railTracks){
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for(const curve of railTrack.curves){
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mapctx.beginPath();
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mapctx.moveTo(MapData.view.convertX(curve.start.x), MapData.view.convertY(curve.start.z));
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mapctx.bezierCurveTo(
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MapData.view.convertX(curve.h1.x),
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MapData.view.convertY(curve.h1.z),
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MapData.view.convertX(curve.h2.x),
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MapData.view.convertY(curve.h2.z),
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MapData.view.convertX(curve.end.x),
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MapData.view.convertY(curve.end.z)
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);
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mapctx.strokeStyle = curve.color;
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mapctx.stroke();
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}
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}
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let curSprite;
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let spriteSize;
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let textMeasure;
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let tempMeasure = {};
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//Draw Static Markers
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for(const marker of MapData.markers){
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curSprite = null;
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marker.visible = false;
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if(marker.hidden || (marker.minZoom && MapData.view.scale < marker.minZoom) || (marker.maxZoom && MapData.view.scale > marker.maxZoom)) continue;
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let markerX = MapData.view.convertX(marker.position.x);
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let markerY = MapData.view.convertY(marker.position.z);
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if(markerX > mapCanvas.width + Config.viewCullMargin || markerX < -Config.viewCullMargin || markerY > mapCanvas.height + Config.viewCullMargin || markerY < -Config.viewCullMargin) continue; // View Culling
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switch(marker.type){
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case 'junction':
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if(!(MapData.layers.junctions && MapData.layers.signage)) break;
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marker.visible = true;
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curSprite = Config.spriteBounds.junction;
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spriteSize = 30;
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break;
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case 'grade':
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if(!(MapData.layers.gradeArrows && MapData.layers.signage)) break;
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marker.visible = true;
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curSprite = Config.spriteBounds[`gradeArrow${MapData.layers.gradeDirection}_${marker.gradeClass}`];
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spriteSize = 30;
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mapctx.translate(markerX, markerY);
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mapctx.rotate(marker.rotation);
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mapctx.translate(-0.5*spriteSize * MapData.view.pixelRatio, -0.5*spriteSize * MapData.view.pixelRatio);
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mapctx.drawImage(
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Utils.gradeArrows,
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curSprite.x,
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curSprite.y,
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curSprite.width,
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curSprite.height,
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0,
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0,
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spriteSize * MapData.view.pixelRatio,
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spriteSize * MapData.view.pixelRatio
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);
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mapctx.resetTransform();
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curSprite = null;
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break;
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case 'speed':
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if(!(MapData.layers.speedSigns && MapData.layers.signage)) break;
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marker.visible = true;
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curSprite = Config.spriteBounds['speed_'+Math.floor(marker.value/10)];
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spriteSize = 24;
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break;
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case 'service':
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if(!(MapData.layers.services && MapData.layers.poi)) break;
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marker.visible = true;
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spriteSize = 30 * MapData.view.pixelRatio;
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if(marker.serviceTypes.length == 0) marker.serviceTypes.push('');
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if(marker.serviceTypes.length > 1){
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mapctx.fillStyle = '#239a96';
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tempMeasure.width = spriteSize * (marker.serviceTypes.length-1);
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mapctx.fillRect(markerX - tempMeasure.width*0.5, markerY - spriteSize*0.5, tempMeasure.width, spriteSize);
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}
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for(let i=0; i<marker.serviceTypes.length; i++){
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curSprite = Config.spriteBounds[marker.serviceTypes[i] ? 'service_'+marker.serviceTypes[i].toLowerCase() : 'service'];
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mapctx.drawImage(
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mapSprites,
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curSprite.x,
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curSprite.y,
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curSprite.width,
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curSprite.height,
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markerX-(0.5*spriteSize) + ((i-(marker.serviceTypes.length-1)*0.5)*spriteSize),
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markerY-(0.5*spriteSize),
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spriteSize,
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spriteSize
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);
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}
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if(!marker.tooltipHitzone){
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marker.tooltipHitzone = {
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width: spriteSize/MapData.view.pixelRatio * marker.serviceTypes.length,
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height: spriteSize/MapData.view.pixelRatio
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};
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}
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curSprite = null;
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break;
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case 'office':
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case 'coal':
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case 'water':
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case 'shop':
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case 'garage':
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if(!(MapData.layers.services && MapData.layers.poi)) break;
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marker.visible = true;
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curSprite = Config.spriteBounds[marker.type];
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spriteSize = 30;
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break;
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case 'landmark':
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if(!(MapData.layers.landmarks && MapData.layers.poi)) break;
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marker.visible = true;
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curSprite = Config.spriteBounds[marker.type];
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spriteSize = 25;
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break;
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case 'station':
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if(!(MapData.layers.stations && MapData.layers.poi)) break;
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marker.visible = true;
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mapctx.fillStyle = marker.color;
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mapctx.strokeStyle = '#000';
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mapctx.lineJoin = 'round';
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mapctx.lineWidth = 20*MapData.view.scale*MapData.view.pixelRatio;
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mapctx.font = `bold ${400*MapData.view.scale*MapData.view.pixelRatio}px "Noto Sans"`;
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textMeasure = mapctx.measureText(marker.shorthand);
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mapctx.strokeText(marker.shorthand, markerX - textMeasure.width * 0.5, markerY);
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mapctx.fillText(marker.shorthand, markerX - textMeasure.width * 0.5, markerY);
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if(!marker.tooltipHitzone) marker.tooltipHitzone = {};
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marker.tooltipHitzone.width = textMeasure.width/MapData.view.pixelRatio;
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marker.tooltipHitzone.height = textMeasure.actualBoundingBoxAscent/MapData.view.pixelRatio;
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marker.tooltipHitzone.offsetY = marker.tooltipHitzone.height * 0.5;
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if(MapData.view.scale < 0.14) break;
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mapctx.font = `bold ${70*MapData.view.scale*MapData.view.pixelRatio}px "Noto Sans"`;
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textMeasure = mapctx.measureText(marker.nickname ?? marker.name);
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mapctx.strokeText(marker.nickname ?? marker.name, markerX - textMeasure.width * 0.5, markerY+80*MapData.view.scale*MapData.view.pixelRatio);
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mapctx.fillText(marker.nickname ?? marker.name, markerX - textMeasure.width * 0.5, markerY+80*MapData.view.scale*MapData.view.pixelRatio);
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break;
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case 'yardSiding':
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case 'yard':
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if(!(MapData.layers.yardSigns && MapData.layers.signage)) break;
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marker.visible = true;
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mapctx.fillStyle = '#fff';
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mapctx.strokeStyle = '#000';
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mapctx.lineJoin = 'round';
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mapctx.lineWidth = 2*MapData.view.pixelRatio;
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mapctx.font = `${14*MapData.view.pixelRatio}px "Noto Sans Mono"`;
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textMeasure = mapctx.measureText(marker.name);
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tempMeasure.width = textMeasure.actualBoundingBoxLeft + textMeasure.actualBoundingBoxRight;
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tempMeasure.height = textMeasure.fontBoundingBoxAscent + textMeasure.fontBoundingBoxDescent;
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if(!marker.tooltipHitzone){
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marker.tooltipHitzone = {
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width: (tempMeasure.width + 20)/MapData.view.pixelRatio,
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height: (tempMeasure.height + 8)/MapData.view.pixelRatio,
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offsetY: (-tempMeasure.height * 0.5 + 3)/MapData.view.pixelRatio,
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};
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}
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mapctx.beginPath();
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mapctx.moveTo(markerX, markerY);
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mapctx.roundRect(markerX - 0.5*tempMeasure.width - 4*MapData.view.pixelRatio, markerY - textMeasure.fontBoundingBoxDescent + 1*MapData.view.pixelRatio, tempMeasure.width + 12*MapData.view.pixelRatio, tempMeasure.height - 4*MapData.view.pixelRatio, 3*MapData.view.pixelRatio);
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mapctx.fill();
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mapctx.stroke();
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mapctx.fillStyle = '#000';
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mapctx.fillText(marker.name, markerX - 0.5*tempMeasure.width, markerY + 0.5*tempMeasure.height);
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break;
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case 'demonstratorSpawn':
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if(!(MapData.layers.demonstratorExact && MapData.layers.poi)) break;
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marker.visible = true;
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curSprite = Config.spriteBounds.demonstrator;
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spriteSize = 25;
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break;
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case 'demonstratorSpawnHint':
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if(!(MapData.layers.demonstratorHint && MapData.layers.poi)) break;
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marker.visible = true;
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if(!marker.tooltipHitzone) marker.tooltipHitzone = {};
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marker.tooltipHitzone.radius = marker.radius * MapData.view.scale;
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mapctx.beginPath();
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mapctx.moveTo(markerX, markerY);
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mapctx.arc(markerX, markerY, marker.radius*MapData.view.scale*MapData.view.pixelRatio, 0, Math.PI*2);
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mapctx.fillStyle = '#894b35';
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mapctx.globalAlpha = 0.65;
|
|
mapctx.fill();
|
|
mapctx.globalAlpha = 1.0;
|
|
break;
|
|
default:
|
|
if(!MapData.layers.poi) break;
|
|
marker.visible = true;
|
|
curSprite = Config.spriteBounds.unknown;
|
|
spriteSize = 30;
|
|
break;
|
|
}
|
|
if(curSprite != null){
|
|
mapctx.drawImage(
|
|
mapSprites,
|
|
curSprite.x,
|
|
curSprite.y,
|
|
curSprite.width,
|
|
curSprite.height,
|
|
markerX-(0.5*spriteSize)*MapData.view.pixelRatio,
|
|
markerY-(0.5*spriteSize)*MapData.view.pixelRatio,
|
|
spriteSize*MapData.view.pixelRatio,
|
|
spriteSize*MapData.view.pixelRatio
|
|
);
|
|
}
|
|
}
|
|
|
|
MapData.view.dirty = false;
|
|
|
|
redrawDynamics();
|
|
}
|
|
|
|
function redrawDynamics(){
|
|
dynCanvas.width = mapCanvas.width;
|
|
dynCanvas.height = mapCanvas.height;
|
|
let curSprite;
|
|
let spriteSize;
|
|
for(const marker of MapData.dynamicMarkers){
|
|
curSprite = null;
|
|
marker.visible = false;
|
|
if(marker.hidden || (marker.minZoom && MapData.view.scale < marker.minZoom) || (marker.maxZoom && MapData.view.scale > marker.maxZoom)) continue;
|
|
let markerX = MapData.view.convertX(marker.position.x);
|
|
let markerY = MapData.view.convertY(marker.position.z);
|
|
if(markerX > mapCanvas.width + Config.viewCullMargin || markerX < -Config.viewCullMargin || markerY > mapCanvas.height + Config.viewCullMargin || markerY < -Config.viewCullMargin) continue; // View Culling
|
|
switch(marker.type){
|
|
case 'player':
|
|
if(!(MapData.layers.dynamic && MapData.layers.player)) break;
|
|
marker.visible = true;
|
|
curSprite = Config.spriteBounds.player;
|
|
spriteSize = 45;
|
|
|
|
dynctx.translate(markerX, markerY);
|
|
dynctx.rotate(marker.rotation);
|
|
dynctx.translate(-0.5 * spriteSize * MapData.view.pixelRatio, -0.5 * spriteSize * MapData.view.pixelRatio);
|
|
dynctx.drawImage(
|
|
mapSprites,
|
|
curSprite.x,
|
|
curSprite.y,
|
|
curSprite.width,
|
|
curSprite.height,
|
|
0,
|
|
0,
|
|
spriteSize * MapData.view.pixelRatio,
|
|
spriteSize * MapData.view.pixelRatio
|
|
);
|
|
dynctx.resetTransform();
|
|
curSprite = null;
|
|
break;
|
|
case 'car':
|
|
if(!(MapData.layers.dynamic && MapData.layers.cars)) break;
|
|
let scale = MapData.view.pixelRatio * MapData.view.scale;
|
|
let limitScaleRatio = (MapData.view.pixelRatio * Math.max(MapData.view.scale, 3)) / scale;
|
|
let width = marker.width * scale;
|
|
let length = marker.length * scale;
|
|
|
|
marker.visible = true;
|
|
dynctx.beginPath();
|
|
dynctx.translate(markerX, markerY);
|
|
dynctx.rotate(marker.rotation);
|
|
dynctx.translate(-0.5 * width, -0.5 * length);
|
|
dynctx.rect(0, 0, width, length);
|
|
dynctx.moveTo(0, width);
|
|
dynctx.lineTo(0.5 * width, 0);
|
|
dynctx.lineTo(width, width);
|
|
dynctx.moveTo(0.5 * width, 0);
|
|
dynctx.arc(0.5 * width, 0.5 * length, 15, -0.5*Math.PI, 1.5*Math.PI);
|
|
dynctx.resetTransform();
|
|
dynctx.strokeStyle = '#fff';
|
|
dynctx.lineWidth = 0.75 * scale * limitScaleRatio;
|
|
dynctx.miterLimit = 1.5;
|
|
dynctx.stroke();
|
|
|
|
dynctx.fillStyle = marker.isLoco ? '#e79830aa' : '#559bd4aa';
|
|
dynctx.fill();
|
|
dynctx.strokeStyle = '#000';
|
|
dynctx.lineWidth = 0.3 * scale * limitScaleRatio;
|
|
dynctx.stroke();
|
|
if(!marker.tooltipHitzone){
|
|
marker.tooltipHitzone = {
|
|
radius: 15,
|
|
};
|
|
}
|
|
break;
|
|
default:
|
|
if(!MapData.layers.poi) break;
|
|
marker.visible = true;
|
|
curSprite = Config.spriteBounds.unknown;
|
|
spriteSize = 30;
|
|
break;
|
|
}
|
|
if(curSprite != null){
|
|
dynctx.drawImage(
|
|
mapSprites,
|
|
curSprite.x,
|
|
curSprite.y,
|
|
curSprite.width,
|
|
curSprite.height,
|
|
markerX-(0.5*spriteSize)*MapData.view.pixelRatio,
|
|
markerY-(0.5*spriteSize)*MapData.view.pixelRatio,
|
|
spriteSize*MapData.view.pixelRatio,
|
|
spriteSize*MapData.view.pixelRatio
|
|
);
|
|
}
|
|
}
|
|
MapData.view.dynDirty = false;
|
|
} |