import { Thickness } from "../Core/Thickness";
import { EHorizontalAnchorPoint, EVerticalAnchorPoint } from "../types/AnchorPoint";
import { TNativeTextStyle } from "../types/TextStyle";
import { SCRTFont, TSciChart, TSRTextBounds, TSRTextLineBounds } from "../types/TSciChart";
/**
 * Wrap a string by adding newline characters, splitting on spaces and wrapping to a maximum size
 */
export declare const wrapNativeText: (text: string, maxWidth: number, font: SCRTFont, textBounds: TSRTextBounds) => string;
export declare const convertToNativeLineSpacing: (maxLineHeight: number, lineSpacing: number) => number;
export declare const getNativeTextSize: (text: string, nativeFont: SCRTFont, textStyle: TNativeTextStyle, webAssemblyContext: TSciChart, rotation?: number) => {
    textHeight: number;
    textWidth: number;
    nativeLineSpacing: number;
    deltaX: number;
    deltaY: number;
};
/**
 * Calculates the height of the first line from top to baseline
 * @param textBounds
 * @returns
 */
export declare const getFirstLineHeightToBaseline: (lineBounds: TSRTextLineBounds) => number;
/**
 * For single line text return height to baseline. For multiline text returns total height
 */
export declare const getTextHeightToBaseline: (textBounds: TSRTextBounds) => number;
/**
 * Calculates multiline text height from the top to the last line baseline
 */
export declare const getMultilineTextHeight: (textBounds: TSRTextBounds) => number;
/**
 *
 * @param x Text position X coordinate
 * @param y Text position Y coordinate
 * @param horizontalAnchorPoint Horizontal alignment
 * @param verticalAnchorPoint Vertical alignment
 * @param textBounds Text bounds
 * @param padding The padding
 * @returns x and y position where to draw text for SCRTFont.DrawStringAdvanced() method
 */
export declare const getNativeTextPosition: (x: number, y: number, horizontalAnchorPoint: EHorizontalAnchorPoint, verticalAnchorPoint: EVerticalAnchorPoint, textBounds: TSRTextBounds, padding: Thickness) => {
    x: number;
    y: number;
};