using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using ComponentFactory.Krypton.Toolkit;
using System.Windows.Forms.DataVisualization.Charting;
namespace Krypton440Test
{
public partial class Form4 : ComponentFactory.Krypton.Toolkit.KryptonForm
{
public Form4()
{
InitializeComponent();
}
private void Form4_Load( object sender, EventArgs e)
{
//清空原來數據緩存
chart1.Series[0].Points.Clear();
//定義圖表大小尺寸
chart1.Width = Width - 100;
chart1.Height = Height - 100;
//定義X軸、Y軸數據
double [] Ydata = { 20, 3, 23 ,6};
DateTime[] Xdate = new DateTime[] { DateTime.Parse( "09:10:02" ), DateTime.Parse( "09:10:10" ),DateTime.Parse( "09:10:15" ), DateTime.Parse( "09:10:20" ) };
//以下按照先繪制chartArea、然后再繪制Series的步驟畫圖
//chartArea背景顏色
chart1.BackColor = Color.Azure;
//X軸設置
chart1.ChartAreas[0].AxisX.Title = "時間" ;
chart1.ChartAreas[0].AxisX.TitleAlignment = StringAlignment.Near;
chart1.ChartAreas[0].AxisX.MajorGrid.Enabled = false ; //不顯示豎著的分割線
/************************************************************************/
/* 本文重點講解時間格式的設置
* 如果想顯示原點第一個時間坐標,需要設置最小時間,時間間隔類型,時間間隔值等三個參數*/
/************************************************************************/
chart1.ChartAreas[0].AxisX.LabelStyle.Format = "HH:mm:ss" ; //X軸顯示的時間格式,HH為大寫時是24小時制,hh小寫時是12小時制
chart1.ChartAreas[0].AxisX.Minimum = DateTime.Parse( "09:10:02" ).ToOADate();
chart1.ChartAreas[0].AxisX.Maximum = DateTime.Parse( "09:10:21" ).ToOADate();
chart1.ChartAreas[0].AxisX.IntervalType = DateTimeIntervalType.Seconds; //如果是時間類型的數據,間隔方式可以是秒、分、時
chart1.ChartAreas[0].AxisX.Interval = DateTime.Parse( "00:00:02" ).Second; //間隔為2秒
//Y軸設置
chart1.ChartAreas[0].AxisY.Title = "數據點" ;
chart1.ChartAreas[0].AxisY.TitleAlignment = StringAlignment.Center;
chart1.ChartAreas[0].AxisY.MajorGrid.Enabled = true ; //顯示橫著的分割線
chart1.ChartAreas[0].AxisY.Minimum = 0;
chart1.ChartAreas[0].AxisY.Maximum = 25;
chart1.ChartAreas[0].AxisY.Interval = 5;
//Series繪制
chart1.Series[0].LegendText = "溫度點" ;
chart1.Series[0].ChartType = SeriesChartType.Spline;
chart1.Series[0].XValueType = ChartValueType.DateTime;
chart1.Series[0].IsValueShownAsLabel = true ; //顯示數據點的值
chart1.Series[0].MarkerStyle = MarkerStyle.Circle;
//把數據點添加到Series圖表中
for ( int i = 0; i < Xdate.Length; i++)
{
chart1.Series[0].Points.AddXY(Xdate[i], Ydata[i]);
}
}
}
}
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