nehan/dist/layout-result.js

Html layout engine for paged-media written in Typescript

import { Config, LogicalBlockNode, } from './public-api';
export class LayoutResult {
    constructor(type, body) {
        this.type = type;
        this.body = body;
    }
    static skip(ctx, msg = "") {
        if (Config.debugLayout) {
            console.log("created skip(%s):", msg, ctx);
        }
        return new LayoutResult('skip', ctx);
    }
    static lineBreak(ctx, msg = "") {
        if (Config.debugLayout) {
            console.log("created line-break(%s):", msg, ctx);
        }
        return new LayoutResult('line-break', ctx);
    }
    static iblockInlineBreak(ctx, msg = "") {
        if (Config.debugLayout) {
            console.log("created iblock-inline-break(%s):", msg, ctx);
        }
        return new LayoutResult('iblock-inline-break', ctx);
    }
    static pageBreak(ctx, msg = "") {
        if (Config.debugLayout) {
            console.log("created page break(%s):", msg, ctx);
        }
        return new LayoutResult('page-break', ctx);
    }
    static logicalNode(type, node) {
        return new LayoutResult(type, node);
    }
    isFloatable() {
        switch (this.type) {
            case 'block':
            case 'inline-block':
            case 're-block':
                return true;
        }
        return false;
    }
    isBlockLevel() {
        switch (this.type) {
            case 'block':
            case 'block-link':
            case 're-block':
            case 'table':
            case 'table-cells':
            case 'table-row-group':
            case 'table-row':
                return true;
        }
        return false;
    }
    getBodyAsBlockNode() {
        if (this.body && this.body instanceof LogicalBlockNode) {
            return this.body;
        }
        console.log("Type error: body is not LogicalBlockNode. %o", this);
        throw new Error("Type error: body is not LogicalBlockNode");
    }
}
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