using System.ComponentModel;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Xml.Serialization;
using GeoSigma.SigmaDrawerUtil;

namespace GeoSigma.SigmaDrawerStyle
{
    /// <summary>
    /// 渐变充填效果
    /// </summary>
    [XmlRoot("Effect")]
    public class CurveEffect : CurveView
    {
        /// <summary>
        /// Initializes a new instance of the <see cref="CurveEffect"/> class.
        /// </summary>
        public CurveEffect()
        {
            TypeName = "渐变色";
            Mode = 1;
        }
        private GradientColors effectColor;
        [Category("基础属性"), DisplayName("\t\t颜色"), Description("颜色")]
        [XmlIgnoreAttribute]
        [TypeConverter(typeof(SigmaDrawerStyle.Converter.BaseCollectionConverter))]
#if WEB_SERVICE
#else
     [Editor("GeoSigma.SigmaDrawerStyle.PropertyEditorGradientColor, SigmaDrawerStyle", typeof(System.Drawing.Design.UITypeEditor))]
#endif
        // [Editor("UCDraw.Editor.CurveGradientEditor, UCDraw", typeof(System.Drawing.Design.UITypeEditor))]
        public GradientColors EffectColor
        {
            get
            {
                if (effectColor == null)
                {
                    effectColor = new GradientColors();
                    effectColor.AddRange(GradientColorManager.DefaultColorTemplate.CloneColors());
                }
                if (effectColor != null && effectColor.Count > 0)
                {
                    double dStep = 100D / (effectColor.Count - 1);
                    for (int i = 0; i < effectColor.Count; i++)
                    {
                        // effectColor[i].Z = $"{dStep * i}";
                        effectColor[i].Z = dStep * i;
                    }
                }
                return effectColor;
            }
            set
            {
                if (value == null)
                {
                    effectColor = null;
                }
                else
                {
                    effectColor.Clear();
                    effectColor.AddRange(value.Select(item => item.Clone()));
                }
            }
        }

        /// <summary>
        /// 颜色字符串
        /// </summary>
        [Browsable(false)]
        [XmlElement("Color")]
        public ValueColor ColorString
        {
            get
            {
                if (effectColor == null || effectColor.Count == 0)
                {
                    return null;
                }
                StringBuilder strbData = new StringBuilder();
                foreach (GradientColorItem colorItem in effectColor)
                {
                    Color color = Color.FromArgb(colorItem.R, colorItem.G, colorItem.B);
                    strbData.Append(ColorTranslator.ToHtml(color) + " ");
                }
                return new ValueColor(strbData.ToString().Trim());
            }
            set
            {
                string[] straColor = value.Value.Split(' ');
                effectColor = new GradientColors();
                int nCount = straColor.Length;
                double dStep = 100.0 / (nCount - 1);
                for (int i = 0; i < straColor.Length; i++)
                {
                    Color color = ColorTranslator.FromHtml(straColor[i]);
                    effectColor.Add(new GradientColorItem()
                    {
                        R = color.R,
                        G = color.G,
                        B = color.B,
                        Z = dStep * i,
                        Smooth = GradientColorItem.SmoothMode.G,
                        //Value = ColorRGBtoInt.Color2LongString(color),
                    });
                }
            }
        }

        [Category("基础属性"), DisplayName("\t充填方式"), Description("充填方式")]
        [XmlAttribute("Mode")]
        [TypeConverter(typeof(Converter.GradientTypeConverter))]
        public int Mode { get; set; }

        [Category("基础属性"), DisplayName("显示方式"), Description("显示方式")]
        [XmlAttribute("Style")]
        [TypeConverter(typeof(Converter.LineTypeLiteConverter))]
        public int Style { get; set; }

        /// <summary>
        /// 颜色数量
        /// </summary>
        [Browsable(false)]
        [XmlAttribute("Number")]
        public int Number
        {
            get
            {
                if (EffectColor == null || EffectColor.Count == 0)
                {
                    return 0;
                }
                return EffectColor.Count;
            }
            set
            {
            }
        }
        /// <summary>
        /// 渐变颜色类
        /// </summary>
        public class ValueColor
        {
            /// <summary>
            /// Initializes a new instance of the <see cref="ValueColor"/> class.
            /// </summary>
            public ValueColor()
            {
                return;
            }
            /// <summary>
            /// Initializes a new instance of the <see cref="ValueColor"/> class.
            /// </summary>
            /// <param name="data">颜色数据</param>
            public ValueColor(string data)
            {
                Value = data;
            }
            /// <summary>
            /// 颜色属性字符串
            /// </summary>
            [XmlAttribute]
            public string Value
            {
                get;
                set;
            }
        }
    }

    public class CurveEffectColor
    {
        //[Category("\t其他"), DisplayName("\t\t渐变色")]
        [Browsable(false)]
        [XmlAttribute("Value")]
        public string Value { get; set; }

        [Browsable(false)]
        [XmlIgnore]
        public string ZValue
        {
            get;
            set;
        }

        [Browsable(false)]
        [XmlIgnore]
        public string Smooth
        {
            get;
            set;
        }
    }
}