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30 lines
1.2 KiB
30 lines
1.2 KiB
export class BackgroundHandler{
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static setupElevation(){
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Hooks.on("canvasInit", () => {
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PrimaryCanvasGroup.BACKGROUND_ELEVATION = (canvas?.scene?.flags?.levels?.backgroundElevation ?? 0)
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});
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Hooks.on("canvasReady", ()=>{
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canvas.primary.background.elevation = PrimaryCanvasGroup.BACKGROUND_ELEVATION;
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Object.defineProperty(canvas.primary.background, "visible", {
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get: function () {
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if(this.texture == PIXI.Texture.EMPTY) return false;
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if(CONFIG.Levels?.UI?.rangeEnabled && !canvas.tokens.controlled.length){
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return (parseFloat(CONFIG.Levels.UI.range[0]) ?? Infinity) >= this.elevation
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}
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if(CONFIG.Levels.currentToken || canvas.tokens.controlled.length){
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return (CONFIG.Levels.currentToken ?? canvas.tokens.controlled[0]).losHeight >= this.elevation;
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}else{
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return true;
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}
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}
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})
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})
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Hooks.on("updateScene", (scene, updates)=>{
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if(scene.id === canvas.scene?.id && updates.flags?.levels?.backgroundElevation !== undefined){
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canvas.draw();
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}
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})
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}
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}
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