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using System.Collections.Generic;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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namespace Mesnac.Controls.ChemicalWeighing.HslCurve
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{
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/// <summary>
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/// 曲线功能相关的一些静态的辅助绘画方法。
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/// </summary>
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// Token: 0x02000021 RID: 33
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public class HslCurveHelper
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{
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/// <summary>
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/// 将文本绘制到指定的位置
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/// </summary>
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/// <param name="g"></param>
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/// <param name="text"></param>
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/// <param name="center"></param>
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/// <param name="font"></param>
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/// <param name="brush"></param>
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/// <param name="markTextPosition"></param>
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// Token: 0x060002DA RID: 730 RVA: 0x00021A1C File Offset: 0x0001FC1C
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public static void DrawTextByPoint(Graphics g, string text, PointF center, Font font, Brush brush, MarkTextPositionStyle markTextPosition, int markTextOffect)
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{
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bool flag = !string.IsNullOrEmpty(text);
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if (flag)
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{
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switch (markTextPosition)
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{
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case MarkTextPositionStyle.Up:
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g.DrawString(text, font, brush, new RectangleF(center.X - 100f, center.Y - (float)font.Height - (float)markTextOffect, 200f, (float)(font.Height + 2)), HslHelper.StringFormatCenter);
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break;
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case MarkTextPositionStyle.Right:
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g.DrawString(text, font, brush, new RectangleF(center.X + (float)markTextOffect, center.Y - (float)font.Height - (float)markTextOffect, 100f, (float)(font.Height + markTextOffect)), HslHelper.StringFormatLeft);
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break;
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case MarkTextPositionStyle.Down:
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g.DrawString(text, font, brush, new RectangleF(center.X - 100f, center.Y + (float)markTextOffect, 200f, (float)(font.Height + 2)), HslHelper.StringFormatCenter);
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break;
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case MarkTextPositionStyle.Left:
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g.DrawString(text, font, brush, new RectangleF(center.X - 100f, center.Y - (float)font.Height - (float)markTextOffect, (float)(100 - markTextOffect), (float)(font.Height + markTextOffect)), HslHelper.StringFormatRight);
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break;
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case MarkTextPositionStyle.Center:
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g.DrawString(text, font, brush, new RectangleF(center.X - 100f, center.Y - (float)font.Height, 200f, (float)(font.Height * 2)), HslHelper.StringFormatCenter);
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break;
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}
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}
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}
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/// <summary>
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/// 绘制<see cref="T:HslControls.HslMarkText" /> 类型的标记数据到曲线图形上去
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/// </summary>
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/// <param name="g">会话资源</param>
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/// <param name="markText">标记信息</param>
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/// <param name="center">中心点</param>
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/// <param name="font">字体信息</param>
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/// <param name="markTextPosition">绘制的文本放向</param>
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// Token: 0x060002DB RID: 731 RVA: 0x00021BBC File Offset: 0x0001FDBC
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public static void DrawHslMarkTextPoint(Graphics g, HslMarkText markText, PointF center, Font font, MarkTextPositionStyle markTextPosition)
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{
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bool flag = markText == null;
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if (!flag)
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{
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g.FillEllipse(markText.CircleBrush, new RectangleF(center.X - 3f, center.Y - 3f, 6f, 6f));
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bool flag2 = !string.IsNullOrEmpty(markText.MarkText);
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if (flag2)
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{
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HslCurveHelper.DrawTextByPoint(g, markText.MarkText, center, font, markText.TextBrush, markTextPosition, markText.MarkTextOffect);
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}
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bool flag3 = markText.MarkImage != null;
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if (flag3)
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{
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switch (markTextPosition)
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{
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case MarkTextPositionStyle.Up:
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g.DrawImage(markText.MarkImage, new PointF(center.X - (float)(markText.MarkImage.Width / 2), center.Y - (float)markText.MarkImage.Height - (float)markText.MarkTextOffect));
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break;
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case MarkTextPositionStyle.Right:
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g.DrawImage(markText.MarkImage, new PointF(center.X + (float)markText.MarkTextOffect, center.Y - (float)markText.MarkImage.Height - (float)markText.MarkTextOffect));
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break;
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case MarkTextPositionStyle.Down:
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g.DrawImage(markText.MarkImage, new PointF(center.X - (float)(markText.MarkImage.Width / 2), center.Y + (float)markText.MarkTextOffect));
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break;
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case MarkTextPositionStyle.Left:
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g.DrawImage(markText.MarkImage, new PointF(center.X - (float)markText.MarkImage.Width - (float)markText.MarkTextOffect, center.Y - (float)markText.MarkImage.Height - (float)markText.MarkTextOffect));
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break;
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case MarkTextPositionStyle.Center:
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g.DrawImage(markText.MarkImage, new PointF(center.X - (float)(markText.MarkImage.Width / 2), center.Y - (float)(markText.MarkImage.Height / 2)));
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break;
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}
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}
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}
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}
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/// <summary>
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/// 核心绘制曲线的方法，根据曲线的基本样式信息，所有的点的情况，点的圆点信息
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/// </summary>
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/// <param name="g">绘图上下文</param>
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/// <param name="line">曲线的基本样式信息</param>
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/// <param name="listPoints">所有的点的信息</param>
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/// <param name="pointsRadius">如果点位想要突出显示，就设置大于0</param>
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/// <param name="referenceY">基准的Y点位信息</param>
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// Token: 0x060002DC RID: 732 RVA: 0x00021DCC File Offset: 0x0001FFCC
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public static void DrawLineCore(Graphics g, HslCurveItem line, List<PointF> listPoints, int pointsRadius, float referenceY = -1f)
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{
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bool flag = listPoints.Count <= 1;
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if (!flag)
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{
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using (Pen pen = new Pen(line.LineColor, line.LineThickness))
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{
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bool flag2 = line.Style == CurveStyle.LineSegment;
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if (flag2)
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{
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g.DrawLines(pen, listPoints.ToArray());
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}
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else
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{
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bool flag3 = line.Style == CurveStyle.Curve;
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if (flag3)
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{
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g.DrawCurve(pen, listPoints.ToArray());
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}
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else
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{
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bool flag4 = line.Style == CurveStyle.LineDot;
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if (flag4)
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{
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pen.DashStyle = DashStyle.Dot;
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g.DrawLines(pen, listPoints.ToArray());
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}
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else
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{
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bool flag5 = line.Style == CurveStyle.CurveDot;
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if (flag5)
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{
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pen.DashStyle = DashStyle.Dot;
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g.DrawCurve(pen, listPoints.ToArray());
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}
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else
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{
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bool flag6 = line.Style == CurveStyle.LineDash;
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if (flag6)
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{
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pen.DashStyle = DashStyle.Dash;
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g.DrawLines(pen, listPoints.ToArray());
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}
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else
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{
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bool flag7 = line.Style == CurveStyle.CurveDash;
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if (flag7)
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{
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pen.DashStyle = DashStyle.Dash;
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g.DrawCurve(pen, listPoints.ToArray());
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}
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else
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{
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bool flag8 = line.Style == CurveStyle.LineLongDath;
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if (flag8)
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{
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pen.DashStyle = DashStyle.Custom;
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pen.DashPattern = new float[]
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{
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5f,
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5f
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};
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g.DrawLines(pen, listPoints.ToArray());
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}
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else
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{
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bool flag9 = line.Style == CurveStyle.CurveLongDath;
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if (flag9)
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{
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pen.DashStyle = DashStyle.Custom;
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pen.DashPattern = new float[]
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{
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5f,
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5f
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};
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g.DrawCurve(pen, listPoints.ToArray());
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}
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else
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{
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bool flag10 = line.Style == CurveStyle.Section;
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if (flag10)
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{
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g.DrawCurve(pen, listPoints.ToArray());
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bool flag11 = listPoints.Count > 0;
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if (flag11)
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{
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GraphicsPath graphicsPath = new GraphicsPath();
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graphicsPath.AddCurve(listPoints.ToArray());
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graphicsPath.AddLines(new PointF[]
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{
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listPoints[listPoints.Count - 1],
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new PointF(listPoints[listPoints.Count - 1].X, referenceY),
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new PointF(listPoints[0].X, referenceY),
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new PointF(listPoints[0].X, listPoints[0].Y)
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});
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using (Brush brush = new SolidBrush(Color.FromArgb(64, pen.Color)))
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{
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g.FillPath(brush, graphicsPath);
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}
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}
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}
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else
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{
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for (int i = 0; i < listPoints.Count - 1; i++)
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{
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PointF pointF = new PointF(listPoints[i + 1].X, listPoints[i].Y);
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g.DrawLine(pen, listPoints[i], pointF);
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bool flag12 = line.Style == CurveStyle.StepLine;
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if (flag12)
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{
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g.DrawLine(pen, pointF, listPoints[i + 1]);
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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bool flag13 = pointsRadius > 0;
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if (flag13)
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{
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using (Brush brush2 = new SolidBrush(line.LineColor))
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{
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for (int j = 0; j < listPoints.Count; j++)
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{
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g.FillEllipse(brush2, listPoints[j].X - (float)pointsRadius, listPoints[j].Y - (float)pointsRadius, (float)(pointsRadius * 2), (float)(pointsRadius * 2));
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}
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}
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}
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}
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}
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}
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} |