Method _fontSizeLineHeight

packages/alphatab/src/model/Font.ts:146–191

()

    }

    private _fontSizeLineHeight() {
        if (!this._currentToken) {
            throw new Error('Missing font size');
        }

        const parts = this._currentToken.text.split('/');
        if (parts.length >= 3) {
            throw new Error(`Invalid font size '${this._currentToken}' specified`);
        }

        this._nextToken();

        if (parts.length >= 2) {
            if (parts[1] === '/') {
                // size/ line-height (space after slash)
                if (!this._currentToken) {
                    throw new Error('Missing line-height after font size');
                }
                this.lineHeight = this._currentToken.text;
                this._nextToken();
            } else {
                // size/line-height (no spaces)
                this.size = parts[0];
                this.lineHeight = parts[1];
            }
        } else if (parts.length >= 1) {
            this.size = parts[0];

            if (this._currentToken && this._currentToken.text.indexOf('/') === 0) {
                // size / line-height (with spaces befor and after slash)
                if (this._currentToken.text === '/') {
                    this._nextToken();
                    if (!this._currentToken) {
                        throw new Error('Missing line-height after font size');
                    }
                    this.lineHeight = this._currentToken.text;
                    this._nextToken();
                } else {
                    this.lineHeight = this._currentToken.text.substr(1);
                    this._nextToken();
                }
            }
        } else {
            throw new Error('Missing font size');
        }
    }

    private _nextToken() {
        this._currentTokenIndex++;