@nativescript-community/ui-chart/buffer/AbstractBuffer.js

A powerful chart / graph plugin, supporting line, bar, pie, radar, bubble, and candlestick charts as well as scaling, panning and animations.

import { Utils } from '../utils/Utils';
export class AbstractBuffer {
    /**
     * Initialization with buffer-size.
     *
     * @param size
     */
    constructor(size) {
        this.index = 0;
        this.buffer = Utils.getTempArray(size);
    }
    /** limits the drawing on the x-axis */
    limitFrom(from) {
        if (from < 0) {
            from = 0;
        }
        this.from = from;
    }
    /** limits the drawing on the x-axis */
    limitTo(to) {
        if (to < 0) {
            to = 0;
        }
        this.to = to;
    }
    /**
     * Resets the buffer index to 0 and makes the buffer reusable.
     */
    reset() {
        this.index = 0;
    }
    /**
     * Returns the size (length) of the buffer array.
     */
    get length() {
        return this.buffer.length;
    }
    /**
     * Set the phases used for animations.
     *
     * @param phaseX
     * @param phaseY
     */
    setPhases(phaseX, phaseY) {
        this.phaseX = phaseX;
        this.phaseY = phaseY;
    }
}
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