import LuminanceSource from './LuminanceSource';
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/**
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* A wrapper implementation of {@link LuminanceSource} which inverts the luminances it returns -- black becomes
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* white and vice versa, and each value becomes (255-value).
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*
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* @author Sean Owen
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*/
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export default class InvertedLuminanceSource extends LuminanceSource {
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private delegate;
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constructor(delegate: LuminanceSource);
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getRow(y: number, row?: Uint8ClampedArray): Uint8ClampedArray;
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getMatrix(): Uint8ClampedArray;
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isCropSupported(): boolean;
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crop(left: number, top: number, width: number, height: number): LuminanceSource;
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isRotateSupported(): boolean;
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/**
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* @return original delegate {@link LuminanceSource} since invert undoes itself
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*/
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invert(): LuminanceSource;
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rotateCounterClockwise(): LuminanceSource;
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rotateCounterClockwise45(): LuminanceSource;
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}
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