using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
#if WEB_SERVICE
#else
using System.Drawing.Design;
#endif
using System.Linq;
using System.Xml.Serialization;
using DevExpress.XtraVerticalGrid;
using GeoSigma;
using GeoSigma.SigmaDrawerStyle;
using GeoSigmaDrawLib;
using SigmaDrawerStyle;

namespace SigmaDrawerElement
{
    /// <summary>
    /// The drawer text.
    /// </summary>
    [TypeConverter(typeof(PropertySorter))]
    public class DrawerText : ElementBase, ICustomTypeDescriptor
    {
        /// <summary>
        /// 属性类别排序
        /// </summary>
        private List<string> categorys = new List<string>() { "基础属性", "文本", "对齐方式", "其他", "杂项" };
        /// <summary>
        /// Initializes a new instance of the <see cref="DrawerText"/> class.
        /// </summary>
        public DrawerText()
        {
            ElementType = DrawElementType.ELEMENT_TEXT;
        }
        /// <summary>
        /// Gets or sets the name.
        /// </summary>
        [XmlAttribute("Name")]
        [Category("基础属性"), DisplayName("名称"), Browsable(false), PropertyOrder(0)]
        public override string Name { get => base.Name; set => base.Name = value; }

        [Category("文本"), DisplayName("坐标"), PropertyOrder(1)]
        [XmlElement("Coordinate")]
        [TypeConverter(typeof(GeoSigma.SigmaDrawerStyle.Converter.BaseExpandableConverter))]
        public DrawerCoordinateXYZ Coordinate { get; set; } = new DrawerCoordinateXYZ();

        [XmlIgnore]
        [Category("文本"), DisplayName("文字大小"), PropertyOrder(2)]
        public double Height
        {
            get => Other.Height;
            //set => Other.Height = value;
            set
            {
                if (Math.Abs(this.Height - value) < 1E-5 || value == 0)
                {
                    return;
                }
                //if (this.SizeScaleFix == true)
                //{
                if (this.Width == 0 || this.Height == 0)
                {
                    this.Other.Height = value;
                    return;
                }
                double dFactor = this.Width / this.Height;
                this.Other.Width = value * dFactor;
                this.Other.Height = value;
                //}
                //else
                //{
                //    this.Other.Height = value;
                //}
            }
        }
        #region Font
        [Browsable(false)]
        [XmlElement("Font")]
        public LogFont NameFont { get; set; } = LogFont.Default;

        private Font _TextFont;
        [XmlIgnore]
        [Category("文本"), DisplayName("字体"), PropertyOrder(3)]
        [TypeConverter(typeof(FontPropertyConvert))]
        public Font TextFont
        {
            get
            {
                _TextFont = Font.FromLogFont(NameFont);
                return _TextFont;
            }
            set
            {
                _TextFont = value;
                NameFont = LogFontConverter.convert(_TextFont);
            }
        }
        #endregion
        [Browsable(false)]
        [XmlAttribute("Color")]
        public int ColorRef;

        [XmlIgnore]
#if WEB_SERVICE
#else
        [Editor(typeof(PropertyEditorColor), typeof(UITypeEditor))]
#endif
        [Category("文本"), DisplayName("颜色"), PropertyOrder(4)]
        public Color LineColor
        {
            get
            {
                return ColorTranslator.FromWin32(ColorRef);
            }
            set
            {
                ColorRef = ColorTranslator.ToWin32(value);
            }
        }
        [XmlIgnore]
        [Category("文本"), DisplayName("角度"), PropertyOrder(5)]
        public double Angle
        {
            get => Other.Angle;
            set => Other.Angle = value;
        }
        [XmlIgnore]
        [Category("文本"), DisplayName("文字边框"), PropertyOrder(6)]
        [TypeConverter(typeof(GeoSigma.SigmaDrawerStyle.Converter.BorderTypeConverter))]
        public int BorderType
        {
            get
            {
                return Other.Style & (int)TextStyleFlags.frameAll;
            }
            set
            {
                Other.Style &= ~(int)TextStyleFlags.frameAll;
                Other.Style |= value;
            }
        }
        [Browsable(false)]
        [XmlElement("Other")]
        [TypeConverter(typeof(GeoSigma.SigmaDrawerStyle.Converter.BaseExpandableConverter))]
        public TxOther Other { get; set; } = new TxOther();

        [XmlIgnore]
        [Category("文本"), DisplayName("文字宽度"), Browsable(false), PropertyOrder(0)]
        public double Width
        {
            get => Other.Width;
            set
            {
                if (Math.Abs(this.Width - value) < 1E-5 || value == 0)
                {
                    return;
                }
                if (this.SizeScaleFix == true)
                {
                    if (this.Width == 0 || this.Height == 0)
                    {
                        this.Other.Width = value;
                        return;
                    }
                    double dFactor = this.Height / this.Width;
                    this.Other.Height = value * dFactor;
                    this.Other.Width = value;
                }
                else
                {
                    this.Other.Width = value;
                }
            }
        }

        public bool sizeScaleFix = true;
        [XmlIgnore]
        [Category("文本"), DisplayName("固定高宽比"), Browsable(false)]
        [TypeConverter(typeof(GeoSigma.SigmaDrawerStyle.Converter.YesNoConverter))]
        public bool SizeScaleFix
        {
            get => sizeScaleFix;
            set => sizeScaleFix = value;
        }

        [XmlIgnore]
        [Category("文本"), DisplayName("显示上下标"), Browsable(false)]
        [TypeConverter(typeof(GeoSigma.SigmaDrawerStyle.Converter.YesNoConverter))]
        public bool Script
        {
            get => Other.Script == 1;
            set => Other.Script = value ? 1 : 0;
        }

        [XmlIgnore]
        [Category("对齐方式"), DisplayName("水平对齐"), PropertyOrder(6)]
        [TypeConverter(typeof(GeoSigma.SigmaDrawerStyle.Converter.AlignHorizionMultConverter))]
        public int AlignHorizion
        {
            get
            {
                int nStyle = Other.AlignMul;
                return nStyle;
                //int nStyle = Other.Style & (int)TextStyleFlags.alignAllH;
                //if (nStyle == (int)TextStyleFlags.alignRight)
                //{
                //    return (int)TextStyleFlags.alignLeftMult;
                //}
                //else if (nStyle == ((int)TextStyleFlags.alignRight | (int)TextStyleFlags.alignLeftMult))
                //{
                //    nStyle = (int)TextStyleFlags.alignLeftMult;
                //}
                //else if (nStyle == ((int)TextStyleFlags.alignRight | (int)TextStyleFlags.alignCenterMult))
                //{
                //    nStyle = (int)TextStyleFlags.alignCenterMult;
                //}
                //else if (nStyle == ((int)TextStyleFlags.alignRight | (int)TextStyleFlags.alignRightMult))
                //{
                //    nStyle = (int)TextStyleFlags.alignRightMult;
                //}
                //return nStyle;
            }
            set
            {
                Other.Style &= ~(int)TextStyleFlags.alignAllMult;
                Other.Style |= value;
            }
        }

        [XmlIgnore]
        [Category("对齐方式"), DisplayName("\t\t垂直对齐"),Browsable(false)]
        [TypeConverter(typeof(GeoSigma.SigmaDrawerStyle.Converter.AlignVerticalConverter))]
        public int AlignVertical
        {
            get
            {
                return Other.Style & (int)TextStyleFlags.alignAllV;
            }
            set
            {
                Other.Style &= ~(int)TextStyleFlags.alignAllV;
                Other.Style |= value;
            }
        }
#region String

        public class TxString
        {
            [XmlAttribute]
            public int Line
            {
                get => Items.Count;
                set { } // 这个空 set 不能删除，否则 xml 序列化时将无法生成 Line 属性
            }

            public class TxsItem
            {
                [XmlAttribute]
                public string Value { get; set; }
            }

            [Browsable(false)]
            [XmlElement("Item")]
            [TypeConverter(typeof(GeoSigma.SigmaDrawerStyle.Converter.BaseCollectionConverter))]
            public List<TxsItem> Items { get; set; } = new List<TxsItem>();

            public override string ToString()
            {
                return string.Join(string.Empty, Items.Select(r => r.Value));
            }
        }

        [Category("其他"), DisplayName("内容"), ReadOnly(true)]

        [XmlElement("String")]
        public TxString String { get; set; } = new TxString();

        // 增加一个隐藏开关 （选中多个文本时）
        [XmlIgnore]
        [Browsable(false)]
        public bool IsMultiSelectMode { get; set; } = false;

        #endregion

        #region ICustomTypeDescriptor 接口实现

        //选中多个文本时
        public PropertyDescriptorCollection GetProperties(Attribute[] attributes)
        {
            // 获取默认的全部属性（包含从 ElementBase 继承来的图层等属性）
            PropertyDescriptorCollection baseProps = TypeDescriptor.GetProperties(this, true);

            // 如果不是多选模式，正常显示所有属性
            if (!IsMultiSelectMode) return baseProps;

            // 如果是多选模式，进行精确过滤
            List<PropertyDescriptor> newProps = new List<PropertyDescriptor>();
            foreach (PropertyDescriptor pd in baseProps)
            {
                bool shouldHide = false;

                // 隐藏“其他”下的“内容” (变量名为 String，显示名为 内容)
                if (pd.Name == "String" || pd.DisplayName == "内容")
                    shouldHide = true;

                // 隐藏“图层” (变量名可能叫 Layer，显示名为 图层)
                if (pd.Name == "Layer" || pd.DisplayName == "图层")
                    shouldHide = true;

                // 隐藏“文本”下的“坐标” (变量名为 Coordinate，显示名为 坐标)
                if (pd.Name == "Coordinate" || pd.DisplayName == "坐标")
                    shouldHide = true;

                // 如果不需要隐藏，就加到新的列表中显示出来
                if (!shouldHide)
                {
                    newProps.Add(pd);
                }
            }
            return new PropertyDescriptorCollection(newProps.ToArray());
        }

        // 下面这些是接口必带的套路代码，直接原样放着即可
        public PropertyDescriptorCollection GetProperties() => GetProperties(new Attribute[0]);
        public AttributeCollection GetAttributes() => TypeDescriptor.GetAttributes(this, true);
        public string GetClassName() => TypeDescriptor.GetClassName(this, true);
        public string GetComponentName() => TypeDescriptor.GetComponentName(this, true);
        public TypeConverter GetConverter() => TypeDescriptor.GetConverter(this, true);
        public EventDescriptor GetDefaultEvent() => TypeDescriptor.GetDefaultEvent(this, true);
        public PropertyDescriptor GetDefaultProperty() => TypeDescriptor.GetDefaultProperty(this, true);
        public object GetEditor(Type editorBaseType) => TypeDescriptor.GetEditor(this, editorBaseType, true);
        public EventDescriptorCollection GetEvents(Attribute[] attributes) => TypeDescriptor.GetEvents(this, attributes, true);
        public EventDescriptorCollection GetEvents() => TypeDescriptor.GetEvents(this, true);
        public object GetPropertyOwner(PropertyDescriptor pd) => this;

        #endregion
    }
    #region Other
    public class TxOther
    {
        [XmlAttribute]
        public double Height { get; set; }

        [XmlAttribute]
        public double Width { get; set; }

        [XmlAttribute]
        public double Angle { get; set; }

        /// <summary>
        /// 纵向输入是否启用
        /// </summary>
        [XmlAttribute]
        public bool VerticalInput { get; set; } = false;

        private int style = (int)(TextStyleFlags.alignLeftMult |
            TextStyleFlags.alignBottom |
            TextStyleFlags.frameNull);
        [XmlAttribute]
        public int Style
        {
            get {
                return style;
            }
            set {
                style = value;
                int nPos = style & (int)TextStyleFlags.alignAllPosition;
                if (nPos > 0)
                {
                    PositionH = nPos;
                }
                int nAlignH = style & (int)TextStyleFlags.alignAllMult;
                if (nAlignH > 0)
                {
                    AlignMul = nAlignH;
                }
            }
        }
        /// <summary>
        /// 水平对齐
        /// </summary>
        [XmlIgnore]
        public int AlignMul { get; set; } = (int)TextStyleFlags.alignLeftMult;
        private int positionH = (int)TextStyleFlags.alignRight;
        /// <summary>
        /// 水平位置
        /// </summary>
        [XmlIgnore]
        public int PositionH
        {
            get
            {
                return positionH;
            }
            set
            {
                positionH = value;
            }
        }

        [XmlAttribute]
        public int Script { get; set; }
    }
#endregion
}