NiceAdmin2/NiceAdmin/assets/vendor/chart.js/elements/element.line.d.ts

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2024-04-29 14:16:26 +00:00
export default class LineElement extends Element<import("../types/basic.js").AnyObject, import("../types/basic.js").AnyObject> {
static id: string;
/**
* @type {any}
*/
static defaults: any;
static descriptors: {
_scriptable: boolean;
_indexable: (name: any) => boolean;
};
constructor(cfg: any);
animated: boolean;
options: any;
_chart: any;
_loop: any;
_fullLoop: any;
_path: any;
_points: any;
_segments: import("../helpers/helpers.segment.js").Segment[];
_decimated: boolean;
_pointsUpdated: boolean;
_datasetIndex: any;
updateControlPoints(chartArea: any, indexAxis: any): void;
set points(arg: any);
get points(): any;
get segments(): import("../helpers/helpers.segment.js").Segment[];
/**
* First non-skipped point on this line
* @returns {PointElement|undefined}
*/
first(): PointElement | undefined;
/**
* Last non-skipped point on this line
* @returns {PointElement|undefined}
*/
last(): PointElement | undefined;
/**
* Interpolate a point in this line at the same value on `property` as
* the reference `point` provided
* @param {PointElement} point - the reference point
* @param {string} property - the property to match on
* @returns {PointElement|undefined}
*/
interpolate(point: PointElement, property: string): PointElement | undefined;
/**
* Append a segment of this line to current path.
* @param {CanvasRenderingContext2D} ctx
* @param {object} segment
* @param {number} segment.start - start index of the segment, referring the points array
* @param {number} segment.end - end index of the segment, referring the points array
* @param {boolean} segment.loop - indicates that the segment is a loop
* @param {object} params
* @param {boolean} params.move - move to starting point (vs line to it)
* @param {boolean} params.reverse - path the segment from end to start
* @param {number} params.start - limit segment to points starting from `start` index
* @param {number} params.end - limit segment to points ending at `start` + `count` index
* @returns {undefined|boolean} - true if the segment is a full loop (path should be closed)
*/
pathSegment(ctx: CanvasRenderingContext2D, segment: {
start: number;
end: number;
loop: boolean;
}, params: {
move: boolean;
reverse: boolean;
start: number;
end: number;
}): undefined | boolean;
/**
* Append all segments of this line to current path.
* @param {CanvasRenderingContext2D|Path2D} ctx
* @param {number} [start]
* @param {number} [count]
* @returns {undefined|boolean} - true if line is a full loop (path should be closed)
*/
path(ctx: CanvasRenderingContext2D | Path2D, start?: number, count?: number): undefined | boolean;
/**
* Draw
* @param {CanvasRenderingContext2D} ctx
* @param {object} chartArea
* @param {number} [start]
* @param {number} [count]
*/
draw(ctx: CanvasRenderingContext2D, chartArea: object, start?: number, count?: number): void;
}
export type PointElement = import('./element.point.js').default;
import Element from "../core/core.element.js";