| 1 | import { State } from '../reducers/dragOffset';
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| 2 | import { XYCoord } from '..';
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| 3 | /**
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| 4 | * Coordinate addition
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| 5 | * @param a The first coordinate
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| 6 | * @param b The second coordinate
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| 7 | */
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| 8 | export declare function add(a: XYCoord, b: XYCoord): XYCoord;
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| 9 | /**
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| 10 | * Coordinate subtraction
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| 11 | * @param a The first coordinate
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| 12 | * @param b The second coordinate
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| 13 | */
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| 14 | export declare function subtract(a: XYCoord, b: XYCoord): XYCoord;
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| 15 | /**
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| 16 | * Returns the cartesian distance of the drag source component's position, based on its position
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| 17 | * at the time when the current drag operation has started, and the movement difference.
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| 18 | *
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| 19 | * Returns null if no item is being dragged.
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| 20 | *
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| 21 | * @param state The offset state to compute from
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| 22 | */
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| 23 | export declare function getSourceClientOffset(state: State): XYCoord | null;
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| 24 | /**
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| 25 | * Determines the x,y offset between the client offset and the initial client offset
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| 26 | *
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| 27 | * @param state The offset state to compute from
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| 28 | */
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| 29 | export declare function getDifferenceFromInitialOffset(state: State): XYCoord | null;
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