namespace Yw.WinFrmUI.HydroL2d
{
    /// <summary>
    /// 水泵
    /// </summary>
    public class Pump : Link
    {
        /// <summary>
        /// 线色
        /// </summary>
        public Color? LineColor { get; set; }

        /// <summary>
        /// 线宽
        /// </summary>
        public float? LineWidth { get; set; }

        /// <summary>
        /// 悬停线色
        /// </summary>
        public Color? HoveredLineColor { get; set; }

        /// <summary>
        /// 悬停线宽
        /// </summary>
        public float? HoveredLineWidth { get; set; }

        /// <summary>
        /// 选择线色
        /// </summary>
        public Color? SelectedLineColor { get; set; }

        /// <summary>
        /// 选择线宽
        /// </summary>
        public float? SelectedLineWidth { get; set; }

        /// <summary>
        /// 图片
        /// </summary>
        public Image Image { get; set; }

        /// <summary>
        /// 宽度
        /// </summary>
        public float? Width { get; set; }

        /// <summary>
        /// 高度
        /// </summary>
        public float? Height { get; set; }

        /// <summary>
        /// 悬停图片
        /// </summary>
        public Image HoveredImage { get; set; }

        /// <summary>
        /// 悬停宽度
        /// </summary>
        public float? HoveredWidth { get; set; }

        /// <summary>
        /// 悬停高度
        /// </summary>
        public float? HoveredHeight { get; set; }

        /// <summary>
        /// 选择图片
        /// </summary>
        public Image SelectedImage { get; set; }

        /// <summary>
        /// 选择宽度
        /// </summary>
        public float? SelectedWidth { get; set; }

        /// <summary>
        /// 选择高度
        /// </summary>
        public float? SelectedHeight { get; set; }



        private Coordinate _coordinate { get; set; }//坐标信息

        //获取坐标位置
        private Coordinate GetCoordinate(Graphics g)
        {
            var ws = this.Width.HasValue ? this.Width.Value : CacheHelper.HydroL2d.Pump.Size.Width;
            var hs = this.Height.HasValue ? this.Height.Value : CacheHelper.HydroL2d.Pump.Size.Height;
            var wz = ws / g.PageScale;
            var hz = hs / g.PageScale;
            var angle = (float)this.StartPosition.AngleClockWise(this.EndPosition);
            var xp = this.StartPosition.GetXPoint(this.EndPosition);
            var size = new SizeF(xp.X - this.StartPosition.X, 2 * hz);
            return Coordinate.GetCoordinate(this.StartPosition, angle, size, StringAlignment.Near, StringAlignment.Center);
        }

        /// <summary>
        /// 绘制
        /// </summary>
        public override void Draw(Graphics g)
        {
            _coordinate = GetCoordinate(g);

            #region 画线

            if (this.Hovered)
            {
                var fromCachePen = true;
                var pen = CacheHelper.PumpHoveredLinePen;
                if (this.HoveredLineColor.HasValue && this.HoveredLineWidth.HasValue)
                {
                    pen = new Pen(this.HoveredLineColor.Value, this.HoveredLineWidth.Value);
                    fromCachePen = false;
                }
                var penWidth = pen.Width;
                pen.Width = pen.Width / g.PageScale;
                g.DrawLine(pen, this.StartPosition, this.EndPosition);
                pen.Width = penWidth;
                if (!fromCachePen)
                {
                    pen.Dispose();
                }
            }
            else if (this.Selected)
            {
                var fromCachePen = true;
                var pen = CacheHelper.PumpSelectedLinePen;
                if (this.SelectedLineColor.HasValue && this.SelectedLineWidth.HasValue)
                {
                    pen = new Pen(this.SelectedLineColor.Value, this.SelectedLineWidth.Value);
                    fromCachePen = false;
                }
                var penWidth = pen.Width;
                pen.Width = pen.Width / g.PageScale;
                g.DrawLine(pen, this.StartPosition, this.EndPosition);
                pen.Width = penWidth;
                if (!fromCachePen)
                {
                    pen.Dispose();
                }
            }
            else
            {
                var fromCachePen = true;
                var pen = CacheHelper.PumpLinePen;
                if (this.LineColor.HasValue && this.LineWidth.HasValue)
                {
                    pen = new Pen(this.LineColor.Value, this.LineWidth.Value);
                    fromCachePen = false;
                }
                var penWidth = pen.Width;
                pen.Width = pen.Width / g.PageScale;
                g.DrawLine(pen, this.StartPosition, this.EndPosition);
                pen.Width = penWidth;
                if (!fromCachePen)
                {
                    pen.Dispose();
                }
            }



            #endregion

            #region 画图片

            if (this.Hovered)
            {
                var img = CacheHelper.PumpHoveredImage;
                if (this.HoveredImage != null)
                {
                    img = this.HoveredImage;
                }
                var width = this.HoveredWidth.HasValue ? this.HoveredWidth.Value : CacheHelper.HydroL2d.Pump.HoveredSize.Width;
                var height = this.HoveredHeight.HasValue ? this.HoveredHeight.Value : CacheHelper.HydroL2d.Pump.HoveredSize.Height;
                var isNewImage = false;
                if (img.Width != (int)width || img.Height != (int)height)
                {
                    img = img.CloneC(width, height);
                    isNewImage = true;
                }

                var pt = this.StartPosition.GetCenter(this.EndPosition);
                var dx = width / g.PageScale / 2f;
                var dy = height / g.PageScale / 2f;
                var p0 = new PointF(pt.X - dx, pt.Y - dy);

                g.DrawImage(img, p0);

                if (isNewImage)
                {
                    img.Dispose();
                }
            }
            else if (this.Selected)
            {
                var img = CacheHelper.PumpSelectedImage;
                if (this.SelectedImage != null)
                {
                    img = this.SelectedImage;
                }
                var width = this.SelectedWidth.HasValue ? this.SelectedWidth.Value : CacheHelper.HydroL2d.Pump.SelectedSize.Width;
                var height = this.SelectedHeight.HasValue ? this.SelectedHeight.Value : CacheHelper.HydroL2d.Pump.SelectedSize.Height;
                var isNewImage = false;
                if (img.Width != (int)width || img.Height != (int)height)
                {
                    img = img.CloneC(width, height);
                    isNewImage = true;
                }

                var pt = this.StartPosition.GetCenter(this.EndPosition);
                var dx = width / g.PageScale / 2f;
                var dy = height / g.PageScale / 2f;
                var p0 = new PointF(pt.X - dx, pt.Y - dy);

                g.DrawImage(img, p0);

                if (isNewImage)
                {
                    img.Dispose();
                }
            }
            else
            {
                var img = CacheHelper.PumpImage;
                if (this.Image != null)
                {
                    img = this.Image;
                }
                var width = this.Width.HasValue ? this.Width.Value : CacheHelper.HydroL2d.Pump.Size.Width;
                var height = this.Height.HasValue ? this.Height.Value : CacheHelper.HydroL2d.Pump.Size.Height;
                var isNewImage = false;
                if (img.Width != (int)width || img.Height != (int)height)
                {
                    img = img.CloneC(width, height);
                    isNewImage = true;
                }

                var pt = this.StartPosition.GetCenter(this.EndPosition);
                var dx = width / g.PageScale / 2f;
                var dy = height / g.PageScale / 2f;
                var p0 = new PointF(pt.X - dx, pt.Y - dy);

                g.DrawImage(img, p0);

                if (isNewImage)
                {
                    img.Dispose();
                }
            }



            #endregion

        }

        /// <summary>
        /// 包含
        /// </summary>
        public override bool Contains(PointF pt)
        {
            if (_coordinate == null)
            {
                return false;
            }
            var pa = _coordinate.Origin.RotatePointF(pt, _coordinate.Angle, false);
            return _coordinate.BeforeRectf.Contains(pa);
        }

        /// <summary>
        /// 相交
        /// </summary>
        public override bool Intersect(RectangleF rectf)
        {
            var positions = this.Positions;
            foreach (var position in positions)
            {
                if (rectf.Contains(position))
                {
                    return true;
                }
            }
            return false;

        }


    }
}