thematic-earth/joe/render/render-clock.class.js

HTML-based, whole-Earth thematic maps using locally hosted data layers

/* Copyright (c) 2023 Read Write Tools. Legal use subject to the Thematic Earth Software License Agreement. */
import terminal from'../dev/terminal.js';import RS from'../enum/rendering-state.enum.js';import PS from'../enum/projection-stage.enum.js';export default class RenderClock{constructor(){this.mostRecentRender=performance.now(),this.renderTimeRemaining=0,this.renderingState=RS.NOT_RENDERING,Object.seal(this)}consumeRenderTime(e){this.renderTimeRemaining=this.renderTimeRemaining-e}getTimeAllotment(e){if(this.renderingState==RS.PAINTING)return this.renderTimeRemaining;switch(e){case PS.ROTATION:case PS.PROJECTION:case PS.TRANSFORMATION:case PS.PLACEMENT:case PS.STYLING:case PS.DRAWING:return Math.min(this.renderTimeRemaining,25);default:return terminal.logic(`Unrecognized projectionStage ${e}`),0}}isRenderTimeAvailable(){return this.renderTimeRemaining>0}}