NSTextViewExtension.swift

//
//  NSTextViewExtension.swift
//
//  Copyright © 2021 DuckDuckGo. All rights reserved.
//
//  Licensed under the Apache License, Version 2.0 (the "License");
//  you may not use this file except in compliance with the License.
//  You may obtain a copy of the License at
//
//  http://www.apache.org/licenses/LICENSE-2.0
//
//  Unless required by applicable law or agreed to in writing, software
//  distributed under the License is distributed on an "AS IS" BASIS,
//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//  See the License for the specific language governing permissions and
//  limitations under the License.
//

import Foundation

extension NSTextView {

    var selectedText: String {
        selectedRanges.compactMap {
            if case let range as NSRange = $0 {
                return string[range]
            }
            return nil
        }.joined(separator: "\n")
    }

    func applyLabelStyle() {
        self.isEditable = false
        self.backgroundColor = .clear
        self.textContainer?.textView?.alignment = .center
    }

    var textSize: NSSize {
        guard let container = textContainer,
              let manager = container.layoutManager else {

            return .zero
        }

        manager.ensureLayout(for: container)

        return manager.usedRect(for: container).size
    }
}