import { type Vec2 } from '../math';
import type { Sides } from '../plot/core/layout';
import type { CompUnit, LeverRuleMode, LeverRuleResult, PhaseDiagramConfig, PhaseDiagramData, PhaseHoverInfo, PhaseRegion, TempUnit, VerticalLeverRuleResult } from './types';
export declare function convert_temp(value: number, from: TempUnit, to: TempUnit): number;
export declare const PHASE_DIAGRAM_DEFAULTS: Readonly<{
    show_boundaries: true;
    show_labels: true;
    show_special_points: true;
    show_grid: true;
    show_component_labels: true;
    font_size: 12;
    special_point_radius: 5;
    x_ticks: 5;
    y_ticks: 5;
    tie_line: Readonly<{
        stroke_width: 1.5;
        endpoint_radius: 4;
        cursor_radius: 5;
    }>;
    colors: Readonly<{
        background: "transparent";
        grid: "rgba(128, 128, 128, 0.3)";
        axis: "var(--text-color, #333)";
        text: "var(--text-color, #333)";
        boundary: "#333";
        special_point: "#d32f2f";
    }>;
    margin: Readonly<Required<Sides>>;
    png_dpi: 150;
}>;
export declare const merge_phase_diagram_config: (config: Partial<PhaseDiagramConfig>) => {
    margin: {
        t: number;
        b: number;
        l: number;
        r: number;
    };
    font_size: number;
    special_point_radius: number;
    tie_line: {
        stroke_width: number;
        endpoint_radius: number;
        cursor_radius: number;
    };
    colors: {
        background: string;
        grid: string;
        axis: string;
        text: string;
        boundary: string;
        special_point: string;
    };
};
export declare const TIE_LINE_COLOR = "#ff6b6b";
export declare function get_phase_color(name: string, format?: `rgba` | `hex`): string;
export declare function get_multi_phase_gradient(name: string): {
    offset: number;
    color: string;
}[] | null;
export declare const find_phase_at_point: (composition: number, temperature: number, data: PhaseDiagramData) => PhaseRegion | null;
export declare const generate_region_path: (vertices: Vec2[]) => string;
export declare const generate_boundary_path: (points: Vec2[]) => string;
export declare function compute_label_properties(label: string, bounds: {
    width: number;
    height: number;
}, font_size: number): {
    rotation: number;
    lines: string[];
    scale: number;
};
export declare const transform_vertices: (vertices: Vec2[], x_scale: (val: number) => number, y_scale: (val: number) => number) => Vec2[];
export declare function format_composition(value: number, unit?: CompUnit, include_unit?: boolean): string;
export declare const format_temperature: (value: number, unit?: TempUnit) => string;
export declare function calculate_lever_rule(region: PhaseRegion, composition: number, temperature: number): LeverRuleResult | null;
export declare function calculate_vertical_lever_rule(region: PhaseRegion, composition: number, temperature: number): VerticalLeverRuleResult | null;
export declare function lever_rule_rows(info: PhaseHoverInfo, mode: LeverRuleMode, comp_unit: CompUnit, temp_unit: TempUnit, data_temp_unit?: TempUnit): {
    vertical: boolean;
    rows: [string, number, string][];
} | null;
export interface HoverTextOptions {
    temp_unit?: TempUnit;
    comp_unit?: CompUnit;
    component_a?: string;
    component_b?: string;
    data_temp_unit?: TempUnit;
    lever_rule_mode?: LeverRuleMode;
}
export declare function format_hover_info_text(info: PhaseHoverInfo, options?: HoverTextOptions): string;
export declare function get_phase_stability_range(region: PhaseRegion): {
    t_min: number;
    t_max: number;
} | null;
export declare function compute_x_domain(x_range: [number | null, number | null] | undefined, data: PhaseDiagramData | null): Vec2;