Attachment 851 Details for Bug 2081 – Workaround

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Workaround

Form1.cs (text/plain), 2.19 KB, created by christopher ireland on 2018-08-29 06:18:35 EDT

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Creator: christopher ireland

Created: 2018-08-29 06:18:35 EDT

Size: 2.19 KB

patch

obsolete

>ï»¿using System;
>using System.Collections.Generic;
>using System.ComponentModel;
>using System.Data;
>using System.Drawing;
>using System.Linq;
>using System.Text;
>using System.Threading.Tasks;
>using System.Windows.Forms;
>using Steema.TeeChart;
>using Steema.TeeChart.Drawing;
>using Steema.TeeChart.Styles;
>
>namespace WindowsFormsApp1
>{
>	public partial class Form1 : Form
>	{
>		public Form1()
>		{
>			InitializeComponent();
>		}
>
>		private void Form1_Load(object sender, EventArgs e)
>		{
>			MyArrow ax = new MyArrow();
>			ax.FillSampleValues(5000);
>			tChart1.Series.Add(ax);
>		}
>	}
>
>
>	public class MyArrow : Arrow
>	{
>		public MyArrow(Chart c) : base(c) { }
>
>		public MyArrow() { }
>
>		public override void DrawValue(int valueIndex)
>		{
>			Graphics3D g = Chart.Graphics3D;
>
>			void Arrow(bool Filled, Point FromPoint, Point ToPoint, int ArrowWidth, int ArrowHeight, int Z, double ArrowPercent)
>			{
>				Point[] tmpP = g.GetArrowPoints(FromPoint, ToPoint, ArrowWidth, ArrowHeight, Z, ArrowPercent); //CDI TF02016142
>				if (tmpP != null)
>				{
>					int maxArea = (1 << 24) - 1;
>					Rectangle r = g.PolygonBounds(tmpP);
>					if (Math.Abs(r.Height * r.Width) < maxArea)
>					{
>						if (Filled)
>						{
>							g.Polygon(tmpP);
>						}
>						else
>						{
>							g.Line(g.Calc3DPoint(FromPoint, Z), tmpP[4]);
>							g.LineTo(tmpP[5].X, tmpP[5].Y);
>							g.Line(tmpP[4], tmpP[3]);
>						}
>					}
>				}
>			}
>
>
>			Point p0 = new Point(CalcXPos(valueIndex), CalcYPos(valueIndex));
>			Point p1 = new Point(CalcXPosValue(EndXValues[valueIndex]), CalcYPosValue(EndYValues[valueIndex]));
>
>			Color tmpColor = ValueColor(valueIndex);
>			Color oldPenColor = Pointer.Pen.Color;
>			Color oldBrushColor = Pointer.Brush.Color;
>			Steema.TeeChart.Drawing.Gradient oldBrushGradient = Pointer.Brush.Gradient;
>
>			g.Pen = Pointer.Pen;
>			g.Brush = Pointer.Brush;
>			g.Brush.Color = tmpColor;
>
>			if (!Chart.Aspect.View3D)
>			{
>				g.Pen.Color = tmpColor;
>			}
>
>			Arrow(Chart.Aspect.View3D, p0, p1, Pointer.HorizSize, Pointer.VertSize, MiddleZ, 50.0);
>
>			Pointer.Brush.Color = oldBrushColor;
>			Pointer.Brush.Gradient = oldBrushGradient;
>			Pointer.Pen.Color = oldPenColor;
>		}
>	}
>}

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Attachments on bug 2081: 849 | 850 | 851 | 852