using System;
using System.Xml.Serialization;

namespace PDFPatcher.Model
{
	public class PageBoxSettings
	{
		[XmlElement("边框调整值")]
		public Margins Margins { get; set; }
		[XmlElement("指定尺寸")]
		public PaperSize PaperSize { get; set; }

		[XmlAttribute("页码范围")]
		public string PageRanges { get; set; }
		[XmlAttribute("页面筛选")]
		public PageFilterFlag Filter { get; set; }
		///<summary>获取或指定是否自动旋转页面适合图片纵横比。</summary>
		[XmlAttribute("自动旋转")]
		[System.ComponentModel.DefaultValue(true)]
		public bool AutoRotation { get; set; }
		[XmlAttribute("旋转角度")]
		public int Rotation { get; set; }
		[XmlAttribute("拉伸内容")]
		public bool ScaleContent { get; set; }
		[XmlAttribute("水平对齐")]
		public HorizontalAlignment HorizontalAlign { get; set; }
		[XmlAttribute("垂直对齐")]
		public VerticalAlignment VerticalAlign { get; set; }
		[XmlAttribute("基准页面")]
		public int BasePage { get; set; }

		public bool NeedResize => PaperSize.SpecialSize != SpecialPaperSize.AsPageSize;
		public bool NeedAdjustMargins => Margins.IsEmpty == false;
		public PageBoxSettings() {
			PaperSize = new PaperSize(PaperSize.AsPageSize, 0, 0);
			Margins = new Margins();
			AutoRotation = true;
		}

	}

	public enum VerticalAlignment
	{
		Middle, Top, Bottom
	}
	public enum HorizontalAlignment
	{
		Center, Left, Right
	}
}