using System;
using System.Drawing;
using System.Xml.Serialization;

namespace MuPDF
{
	public class ImageRendererOptions
	{
		[XmlAttribute("自动指定输出位置")]
		public bool AutoOutputFolder { get; set; }

		///<summary>获取或指定导出图片的格式。</summary>
		[XmlAttribute("图片格式")]
		public ImageFormat FileFormat { get; set; }
		public string FileFormatExtension => FileFormat == ImageFormat.Jpeg
			? ".jpg"
			: FileFormat == ImageFormat.Tiff
				? ".tif"
				: ".png";
		///<summary>获取或指定是否垂直翻转导出的图片。</summary>
		[XmlAttribute("垂直翻转图片")]
		public bool VerticalFlipImages { get; set; }

		///<summary>获取或指定是否水平翻转导出的图片。</summary>
		[XmlAttribute("水平翻转图片")]
		public bool HorizontalFlipImages { get; set; }

		/// <summary>获取或指定导出图片的颜色。</summary>
		[XmlAttribute("图片颜色")]
		public ColorspaceKind ColorSpace { get; set; }

		/// <summary>获取或指定是否反转图片的颜色。</summary>
		[XmlAttribute("反转图片颜色")]
		public bool InvertColor { get; set; }

		[XmlAttribute("JPEG质量")]
		public int JpegQuality { get; set; }

		/// <summary>获取或指定旋转图片的角度。</summary>
		[XmlAttribute("旋转角度")]
		public int Rotation { get; set; }

		[XmlAttribute("图片宽度")]
		public int ImageWidth { get; set; }

		[XmlAttribute("图片比例")]
		public float ScaleRatio { get; set; }

		float _Dpi = 72f;
		[XmlAttribute("分辨率")]
		public float Dpi {
			get => _Dpi;
			set => _Dpi = value > 0 ? value : 72f;
		}

		[XmlAttribute("尺寸模式")]
		public bool UseSpecificWidth { get; set; }

		///<summary>获取或指定导出页面图像所保存的目录路径。</summary>
		[XmlAttribute("导出路径")]
		public string ExtractImagePath { get; set; }

		///<summary>获取或指定导出文件的名称掩码。</summary>
		[XmlAttribute("文件名称掩码")]
		public string FileMask { get; set; }

		[XmlIgnore]
		public string ExtractPageRange { get; set; }

		[XmlAttribute("适合区域")]
		public bool FitArea { get; set; }

		[XmlAttribute("隐藏批注")]
		public bool HideAnnotations { get; set; }

		[XmlAttribute("减少颜色")]
		public bool Quantize { get; set; }

		[XmlAttribute("伽马校正")]
		public float Gamma { get; set; }

		[XmlAttribute("染色")]
		public int Tint {
			get => TintColor.ToArgb();
			set => TintColor = Color.FromArgb(value);
		}
		[XmlIgnore]
		public Color TintColor { get; set; }

		internal bool LowQuality { get; set; }

		public ImageRendererOptions() {
			AutoOutputFolder = true;
			FileMask = "0000";
			ScaleRatio = 1f;
			Gamma = 1.0f;
			TintColor = Color.Transparent;
		}
	}

	/// <summary>
	/// 渲染页面的颜色空间。
	/// </summary>
	public enum ColorSpace
	{
		Rgb,
		Bgr,
		Cmyk,
		Gray
	}

	/// <summary>
	/// 保存渲染页面的文件格式。
	/// </summary>
	public enum ImageFormat
	{
		Png,
		Jpeg,
		Tiff
	}
}