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29 lines
1.7 KiB
29 lines
1.7 KiB
export class LightHandler{
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static isLightVisibleWrapper(wrapped, ...args){
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const result = wrapped(...args);
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const isPreview = this.document?.id == null;
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if(isPreview) return result;
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if(!CONFIG.Levels.handlers.UIHandler.emitsLightUI(this)) return false;
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if (game.Levels3DPreview?._active) return result;
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const isToken = this instanceof Token;
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const rangeBottom = isToken ? this.document.elevation : this.document.flags.levels?.rangeBottom ?? -Infinity;
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const rangeTop = isToken ? this.losHeight : this.document.flags.levels?.rangeTop ?? Infinity;
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const currentElevation = CONFIG.Levels.currentToken?.losHeight
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if(currentElevation === undefined) return result;
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const underBackground = currentElevation >= canvas.primary.background.elevation && rangeTop < canvas.primary.background.elevation;
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if(underBackground) return false;
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let isLightVisible = false;
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if ((canvas.scene.flags.levels?.lightMasking ?? true)) {
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if (isToken) isLightVisible = true;//this.visible || rangeBottom <= currentElevation;
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else isLightVisible = rangeBottom <= currentElevation;
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} else {
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let inTokenElevationRange = false;
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if (isToken) {
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const currentTokenElevation = CONFIG.Levels.currentToken?.document?.elevation ?? currentElevation;
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inTokenElevationRange = rangeBottom <= currentTokenElevation && currentTokenElevation <= rangeTop;
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}
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isLightVisible = (rangeBottom <= currentElevation && currentElevation <= rangeTop) || inTokenElevationRange;
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}
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return result && isLightVisible;
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}
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}
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