ZedGraph一些代码
this.zedGraphControl1.GraphPane.CurveList.Clear();
this.zedGraphControl1.GraphPane.GraphObjList.Clear();
this.zedGraphControl1.IsShowCursorValues = false;
this.zedGraphControl1.IsShowPointValues = true;//数据节点
//this.zedGraphControl1.GraphPane.Y2AxisList.Clear();
//this.zedGraphControl1.GraphPane.YAxisList.Clear();
this.zedGraphControl1.IsEnableHZoom = false;
this.zedGraphControl1.IsEnableVZoom = false;
this.zedGraphControl1.GraphPane.Title.Text = dtime.Month + "-" + dtime.Day + "至" + dtime.AddDays(1).Month + "-" + dtime.AddDays(1).Day + "整点水位预测";
//this.zedGraphControl1.GraphPane.XAxis.Type = ZedGraph.AxisType.DateAsOrdinal;
LineItem curve = this.zedGraphControl1.GraphPane.AddCurve("水位", null,listy, Color.Blue, SymbolType.None);
//显示数据
const double offset = 0.0;
this.zedGraphControl1.GraphPane.Chart.Fill = new Fill(Color.White, Color.FromArgb(255, Color.ForestGreen), 45.0F);
for (int i = 0; i < water_height.Length; i++)
{
// Get the pointpair
PointPair pt = curve.Points[i];
// Create a text label from the Y data value
TextObj text = new TextObj(pt.Y.ToString(), pt.X, pt.Y + offset, CoordType.AxisXYScale, AlignH.Center, AlignV.Bottom);
text.ZOrder = ZOrder.A_InFront;
// Hide the border and the fill
text.FontSpec.Border.IsVisible = false;
text.FontSpec.Fill.IsVisible = false;
text.FontSpec.Angle = 1; //字体倾斜度
text.FontSpec.Size = 13;
text.FontSpec.FontColor = Color.Red;
//myPane.GraphObjList.Add(text);
this.zedGraphControl1.GraphPane.GraphObjList.Add(text);
}
this.zedGraphControl1.GraphPane.XAxis.Scale.TextLabels = labels;
this.zedGraphControl1.GraphPane.XAxis.Type = AxisType.Text; //X轴类型
this.zedGraphControl1.AxisChange();
this.zedGraphControl1.Refresh();
2.
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using ZedGraph;
namespace DynamicData
{
public partial class Form1 : Form
{
// Starting time in milliseconds
int tickStart = 0;
public Form1()
{
InitializeComponent();
}
private void Form1_Load( object sender, EventArgs e )
{
//获取引用
GraphPane myPane = zedGraphControl1.GraphPane;
//设置标题
myPane.Title.Text = "Test of Dynamic Data Update with ZedGraph " +
"(After 25 seconds the graph scrolls)";
//设置X轴说明文字
myPane.XAxis.Title.Text = "Time, Seconds";
//设置Y轴文字
myPane.YAxis.Title.Text = "Sample Potential, Volts";
// Save 1200 points. At 50 ms sample rate, this is one minute
// The RollingPointPairList is an efficient storage class that always
// keeps a rolling set of point data without needing to shift any data values
//设置1200个点，假设每50毫秒更新一次，刚好检测1分钟
//一旦构造后将不能更改这个值
RollingPointPairList list = new RollingPointPairList( 1200 );
// Initially, a curve is added with no data points (list is empty)
// Color is blue, and there will be no symbols
//开始，增加的线是没有数据点的(也就是list为空)
//增加一条名称:Voltage，颜色Color.Bule，无符号，无数据的空线条
LineItem curve = myPane.AddCurve( "Voltage", list, Color.Blue, SymbolType.None );
// Sample at 50ms intervals
//设置timer控件的间隔为50毫秒
timer1.Interval = 50;
//timer可用
timer1.Enabled = true;
//开始
timer1.Start();
// Just manually control the X axis range so it scrolls continuously
// instead of discrete step-sized jumps
//X轴最小值0
myPane.XAxis.Scale.Min = 0;
//X轴最大30
myPane.XAxis.Scale.Max = 30;
//X轴小步长1,也就是小间隔
myPane.XAxis.Scale.MinorStep = 1;
//X轴大步长为5，也就是显示文字的大间隔
myPane.XAxis.Scale.MajorStep = 5;
// Scale the axes
//改变轴的刻度
zedGraphControl1.AxisChange();
// Save the beginning time for reference
//保存开始时间
tickStart = Environment.TickCount;
}
private void timer1_Tick( object sender, EventArgs e )
{
// Make sure that the curvelist has at least one curve
//确保CurveList不为空
if ( zedGraphControl1.GraphPane.CurveList.Count <= 0 )
return;
// Get the first CurveItem in the graph
//取Graph第一个曲线，也就是第一步:在GraphPane.CurveList集合中查找CurveItem
LineItem curve = zedGraphControl1.GraphPane.CurveList[0] as LineItem;
if ( curve == null )
return;
// Get the PointPairList
//第二步:在CurveItem中访问PointPairList(或者其它的IPointList)，根据自己的需要增加新数据或修改已存在的数据
IPointListEdit list = curve.Points as IPointListEdit;
// If this is null, it means the reference at curve.Points does not
// support IPointListEdit, so we won't be able to modify it
if ( list == null )
return;
// Time is measured in seconds
// 时间用秒表示
double time = (Environment.TickCount - tickStart) / 1000.0;
// 3 seconds per cycle
// 3秒循环
list.Add( time, Math.Sin( 2.0 * Math.PI * time / 3.0 ) );
// Keep the X scale at a rolling 30 second interval, with one
// major step between the max X value and the end of the axis
//保持在一个滚动的X规模30秒的间隔,其中一个主要步骤之间的X值和结束Max的轴
Scale xScale = zedGraphControl1.GraphPane.XAxis.Scale;
if ( time > xScale.Max - xScale.MajorStep )
{
xScale.Max = time + xScale.MajorStep;
xScale.Min = xScale.Max - 30.0;
}
// Make sure the Y axis is rescaled to accommodate actual data
//第三步:调用ZedGraphControl.AxisChange()方法更新X和Y轴的范围
zedGraphControl1.AxisChange();
// Force a redraw
//第四步:调用Form.Invalidate()方法更新图表
zedGraphControl1.Invalidate();
}
private void Form1_Resize( object sender, EventArgs e )
{
SetSize();
}
// Set the size and location of the ZedGraphControl
//设置ZedGraphControl的大小和位置
private void SetSize()
{
// Control is always 10 pixels inset from the client rectangle of the form
//控制总是以10像素插图来自客户机的矩形的形式
Rectangle formRect = this.ClientRectangle;
formRect.Inflate( -10, -10 );
if ( zedGraphControl1.Size != formRect.Size )
{
zedGraphControl1.Location = formRect.Location;
zedGraphControl1.Size = formRect.Size;
}
}
}
}
============================================================================================================
3.
//---------------------------------------------------------
//IsReverse //X 轴的刻度值从高到低还是从低到高
//MajorUnit//大刻度步长单位
//MaxAuto//根据输入数据自动设置刻度最大值
//MinorStepAuto//是否自动设置小刻度步长
//MinorUnit//小刻度单位
//MajorUnit//大刻度步长单位
//Type//数据显示方式
//IsPenWidthScaled//图比例变化时候图表上的画笔的粗细是否跟着自动缩放
//-----------------------------------------------------------
//附：在vs中使用ZedGraph控件的一些记录（转）
//
//几个注意点：1. 图片的保存路径设置：RenderedImagePath 属性中设置，程序对该文件夹应该是有写和修改权限的
//2.图片的输出格式：OutputFormat 属性中设置，Png 的推荐，比较清晰。
//
//Chart
//ChartBorder//图表区域的边框设置
//ChartFill//图表区域的背景填充
//Legend//图表的注释标签显示设置项目，一组数据对应一种颜色的注释
//IsHStack//当有多个显示项的时候设置 Y 轴数据是叠加的还是分开的
//Xaxis//图表区域的 X 轴相关信息设置
//AxisColor/坐标轴颜色
//Cross//坐标的原点，可以设置坐标的偏移程度
//CrossAuto//原点自动设置：True 的话 Cross 的设置就无效了。
//FontSpec//X 轴标题字体相关信息
//Angle//X 轴标题字体显示时候的角度，0为水平 90为垂直
//Fill//X 轴标题字体填充信息
//ColorOpacity//透明度
//IsScaled//设置 X 轴标题字体显示大小是否根据图的比例放大缩小
//RangeMax//填充时候的最大倾斜度（有过渡色，没试过）
//RangeMin//填充时候的最小倾斜度（有过渡色，没试过）
//StringAlignment//X 轴标题字体排列（不清楚，没试过）
//IsOmitMag//是否显示指数幂（10次方，没试过，似乎与 IsUseTenPower 有关系）
//IsPreventLabelOverlap//坐标值显示是否允许重叠，如果False的话，控件会根据坐标值长度自动消除部分坐标值的显示状态
//IsShowTitle//X 轴标题是否显示
//IsTicsBetweenLabels//两个坐标值之间是否自动显示分隔标志
//IsUseTenPower//是否使用10次幂指数
//IsZeroLine//当数据为0时候是否显示（在饼状图显示的时候有用）
//IsVisible//是否显示 X 轴
//MajorGrid//大跨度的 X 轴表格虚线线显示信息
//DashOff//虚线中孔间距
//DashOn//虚线单位长度
//MajorTic//大跨度的 X 轴刻度信息
//IsInside//在 Chart 内部是否显示
//IsOutSide//在 Chart 外部是否显示
//IsOpposite//在对面的轴上是否显示
//MinorGrid//小跨度的 X 轴表格虚线显示信息
//MinorTic//小跨度的 x 轴刻度信息
//MinSpace//刻度和轴之间的距离（没试过）
//Scale//刻度值的一些设定
//IsReverse//X 轴的刻度值从高到低还是从低到高
//MajorStep/大刻度步长
//MajorStepAuto//是否自动设置大刻度步长
//MajorUnit//大刻度步长单位
//Max//刻度最大值
/MaxAuto//根据输入数据自动设置刻度最大值
//Min//刻度最小值
//MinAuto//根据输入数据自动设置刻度最小值
//MinGrace//不清楚，没试过
//MinorStep//小刻度步长
//MinorStepAuto//是否自动设置小刻度步长
//MinorUnit/小刻度单位
//Type//数据显示方式
//Liner//直接现实（自动）
//Date//按日期方式显示
//Log//按指数幂方式显示
//Ordinal//顺序显示
//Y2Axis//第二个 Y 轴坐标信息显示（具体设置看 X 轴）
//Yaxis//第一个 轴坐标信息显示（具体设置看 X 轴）
//BarBase//在生成柱状图的时候设置柱状是基于 X 轴还是其他轴
//BarType//柱状的类型叠加或其他。
//IsFontsScaled//图比例变化时候图表上的文字是否跟着自动缩放
//IsIgnoreInitial//是否忽略初始值
//IsIgnoreMissing//是否忽略缺省值
//IsPenWidthScaled//图比例变化时候图表上的画笔的粗细是否跟着自动缩放
//IsShowTitle//图表标题是否显示
//PaneFill//Pane 的一些填充信息
//BaseDimension//缩放比例基数（可以试试效果）
//IsImageMap//不清楚干吗用的
//AxisChaneged//是否允许自动绘图（没试过，一般都 true，动态绘图）
//CacheDuration//Cache 保存时间0
//OutputFormat//输出格式
//RenderedImagePath//输出路径
//RenderMode//输出模式，不太清楚一般都是 ImageTag，另一个输出的是乱码不是图片。对于图表而言，一般是三种表现形式：柱状图、饼状图和点线图。
/--------------------------------------------------------------------------------------------------
/myPane.YAxis.MajorGrid.IsZeroLine = false; // Don't display the Y zero line
// (填充数据点)
// myCurve.Symbol.Fill = new Fill(Color.White);
//声明画笔
//GraphPane myPane = zgc.GraphPane;
// 设定坐标组
//PointPairList list1 = new PointPairList();
//zgc.PointValueEvent += new ZedGraphControl.PointValueHandler(MyPointValueHandler); //修改右键
//先清除
//zedChart.GraphPane.CurveList.Clear();
//zedChart.GraphPane.GraphItemList.Clear();
//重新绘制
//zedChart.AxisChange();
//zedChart.Refresh();
//刷新控件
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Text;
using System.Windows.Forms;
using ZedGraph;
namespace zedGraphControl
{
/// <summary>丰元自定义图表控件
/// 丰元自定义图表控件
/// </summary>
public partial class zedGraphControl : UserControl
{
/// <summary>构造函数
/// 构造函数
/// </summary>
public zedGraphControl()
{
InitializeComponent();
}
/// <summary>
/// 控件ZedGraphControl 代理
/// </summary>
public GraphPane myPane;
#region ZedGraph属性设置
/// <summary>属性设置
/// 属性设置
/// </summary>
public virtual void CreateChartAttribute()
{
myPane = zedGraphControl1.GraphPane;
myPane.Title.Text = Title;
myPane.Title.FontSpec.FontColor = TitleColor;
myPane.IsPenWidthScaled = IsPenWidthScaled;
myPane.TitleGap = TitleGrap;
myPane.Chart.Fill = new Fill(BackFillColor1, BackFillColor2,BackColorFillAngle);
//myPane.Y2Axis.IsVisible = ISY2Visble;
//myPane.X2Axis.IsVisible = ISX2Visble;
myPane.YAxis.Scale.FontSpec.FontColor = Y1ScaleColor;
myPane.Y2Axis.Scale.FontSpec.FontColor = Y2ScaleColor;
myPane.XAxis.Scale.FontSpec.FontColor = X1ScaleColor;
myPane.X2Axis.Scale.FontSpec.FontColor = X2ScaleColor;
myPane.Legend.IsVisible = IsLegendVisible;
myPane.XAxis.MajorGrid.IsVisible = IsXGraidVisble;
myPane.YAxis.MajorGrid.IsVisible = IsYGraidVisble;
myPane.XAxis.MajorTic.IsOpposite = IsX2MaxScale;
myPane.XAxis.MinorTic.IsOpposite = IsX2MinScale;
myPane.X2Axis.MajorTic.IsOpposite = IsX1MaxScale;
myPane.X2Axis.MinorTic.IsOpposite = IsX1MinScale;
myPane.YAxis.MajorTic.IsOpposite = IsY2MaxScale;
myPane.YAxis.MinorTic.IsOpposite = IsY2MinScale;
myPane.Y2Axis.MajorTic.IsOpposite = IsY1MaxScale;
myPane.Y2Axis.MinorTic.IsOpposite = IsY1MinScale;
myPane.XAxis.Scale.FontSpec.Size = X1ScaleSize;
myPane.X2Axis.Scale.FontSpec.Size = X2ScaleSize;
myPane.YAxis.Title.Text = Y1Title;
myPane.YAxis.Title.FontSpec.FontColor = Y1TitleColor;
myPane.Y2Axis.Title.Text = Y2Title;
myPane.Y2Axis.Title.FontSpec.FontColor = Y2TitleColor;
myPane.XAxis.Title.Text = X1Title;
myPane.XAxis.Title.FontSpec.FontColor = X1TitleColor;
myPane.XAxis.Title.IsVisible = IsX1TitleVisble;
myPane.X2Axis.Title.IsVisible = IsX2TitleVisble;
myPane.YAxis.Scale.FontSpec.Size = Y1ScaleSize;
myPane.Y2Axis.Scale.FontSpec.Size = Y2ScaleSize;
myPane.YAxis.Title.FontSpec.Size = Y1TitleSize;
myPane.Y2Axis.Title.FontSpec.Size = Y2TitleSize;
myPane.Legend.FontSpec.Size = LegendSize;
myPane.Legend.FontSpec.Family = LegendFamily;
myPane.Legend.FontSpec.IsUnderline = IsUnderLine;
myPane.Legend.FontSpec.IsItalic = IsItaLinc;
myPane.Legend.FontSpec.IsBold = IsBold;
myPane.Legend.FontSpec.FontColor = LegendColor;
myPane.Legend.Fill = new Fill(LegendBackGroundColor1, LegendBackGroundColor2,LegendBackGroundColor3);
myPane.Legend.Gap = LegendGap;
myPane.Legend.IsHStack = IsHStack;
myPane.Legend.IsReverse = IsReverse;
myPane.Legend.IsShowLegendSymbols = IsShowLegendSymbols;
myPane.Legend.FontSpec.IsDropShadow = IsDropShadow;
myPane.Legend.FontSpec.DropShadowColor = DropShadowColor;
myPane.Legend.FontSpec.DropShadowOffset = DropShadowOffset;
myPane.Legend.Position = (ZedGraph.LegendPos)Position;
myPane.BarSettings.ClusterScaleWidthAuto = CylinderWidthAuto;
myPane.BarSettings.ClusterScaleWidth = CylinderWidth;
zedGraphControl1.Y1Y2 = Y1Y2;
myPane.Legend.Border.IsVisible =BorderVisible;
}
private bool _Y1Y2 = false;
/// <summary>
/// 显示图表值是y1和x1轴的值或是y1、y2和x1 的值
/// </summary>
public bool Y1Y2
{
get { return _Y1Y2; }
set { _Y1Y2 = value; }
}
/// <summary>
/// 显示值针的值
/// </summary>
/// <param name="IsShowCursorValues">bool</param>
public void IsShowCursorValues(bool IsShowCursorValues)
{
zedGraphControl1.IsShowCursorValues = IsShowCursorValues;
}
/// <summary>
/// 显示节点的值
/// </summary>
/// <param name="IsShowPointValues"></param>
public void IsShowPointValues(bool IsShowPointValues)
{
zedGraphControl1.IsShowPointValues = IsShowPointValues;
}
/// <summary>
/// 隐藏或显示菜单
/// </summary>
/// <param name="IsMenu">bool</param>
public void IsShowContextMenu(bool IsMenu)
{
zedGraphControl1.IsEnableHZoom = IsMenu;
zedGraphControl1.IsEnableVZoom = IsMenu;
zedGraphControl1.IsShowContextMenu = IsMenu;
}
#endregion
#region 设置X轴的刻度值的大小
//设置X轴的刻度值的大小
private float x1scalesize = 8;
/// <summary>
/// 设置X轴的刻度值的大小
/// </summary>
public float X1ScaleSize
{
get { return x1scalesize; }
set { x1scalesize = value; }
}
#endregion
#region 设置X2轴的刻度值的大小
//设置X2轴的刻度值的大小
private float x2scalesize = 8;
/// <summary>
/// 设置X2轴的刻度值的大小
/// </summary>
public float X2ScaleSize
{
get { return x2scalesize; }
set { x2scalesize = value; }
}
#endregion
#region 图表标题
//图表标题
private string title = "丰元科技";
/// <summary>
/// 图表标题
/// </summary>
public string Title
{
get { return title; }
set { title = value; }
}
#endregion
#region 图表的背景填充颜色
//图表的背景填充颜色
private Color backFillColor1 = Color.White;
/// <summary>
/// 图表的背景填充颜色
/// </summary>
public Color BackFillColor1
{
get { return backFillColor1; }
set { backFillColor1 = value; }
}
#endregion
#region 图表的背景填充颜色
//图表的背景填充颜色
private Color backFillColor2 = Color.FromArgb(255, 255, 166);
/// <summary>
/// 图表的背景填充颜色
/// </summary>
public Color BackFillColor2
{
get { return backFillColor2; }
set { backFillColor2 = value; }
}
#endregion
#region 图表背景填充颜色角度
//图表背景填充颜色角度
private float backcolorFillAngle = 45f;
/// <summary>
/// 图表背景填充颜色角度
/// </summary>
public float BackColorFillAngle
{
get { return backcolorFillAngle; }
set { backcolorFillAngle = value; }
}
#endregion
#region 图表的刻度边框加粗
//图表的刻度边框加粗
private bool isPenWidthScaled = false;
/// <summary>
/// 图表的刻度边框加粗
/// </summary>
public bool IsPenWidthScaled
{
get { return isPenWidthScaled; }
set { isPenWidthScaled = value; }
}
#endregion
#region 图表标题与X2轴的距离
//图表标题与X2轴的距离
private float titleGap = 1;
/// <summary>
/// 图表标题与X2轴的距离
/// </summary>
public float TitleGrap
{
get { return titleGap; }
set { titleGap = value; }
}
#endregion
#region 是否显示Y2轴
//是否显示Y2轴
private bool isY2visble = false;
/// <summary>
/// 是否显示Y2轴
/// </summary>
public bool ISY2Visble
{
get { return isY2visble; }
set { isY2visble = value; }
}
#endregion
#region 是否显示X2轴
//是否显示X2轴
private bool isx2visble = false;
/// <summary>
/// 是否显示X2轴
/// </summary>
public bool ISX2Visble
{
get { return isx2visble; }
set { isx2visble = value; }
}
#endregion
#region 是否显示X1轴的标题
//是否显示X1轴的标题
private bool isX1TitleVisble = false;
/// <summary>
/// 是否显示X1轴的标题
/// </summary>
public bool IsX1TitleVisble
{
get { return isX1TitleVisble; }
set { isX1TitleVisble = value; }
}
#endregion
#region 是否显示X2轴的标题
//是否显示X2轴的标题
private bool isX2TitleVisble = false;
/// <summary>
/// 是否显示X2轴的标题
/// </summary>
public bool IsX2TitleVisble
{
get { return isX2TitleVisble; }
set { isX2TitleVisble = value; }
}
#endregion
#region 设置Y1轴的刻度值的颜色
private Color Y1scalecolor = Color.Black;
/// <summary>
/// 设置Y1轴的刻度值的颜色
/// </summary>
public Color Y1ScaleColor
{
get { return Y1scalecolor; }
set { Y1scalecolor = value; }
}
#endregion
#region 设置Y2轴的刻度值颜色
private Color Y2scalecolor = Color.Black;
/// <summary>
/// 设置Y2轴的刻度值颜色
/// </summary>
public Color Y2ScaleColor
{
get { return Y2scalecolor; }
set { Y2scalecolor = value; }
}
#endregion
#region 设置X1轴的刻度值颜色
private Color X1scalecolor = Color.Black;
/// <summary>
/// 设置X1轴的刻度值颜色
/// </summary>
public Color X1ScaleColor
{
get { return X1scalecolor; }
set { X1scalecolor = value; }
}
#endregion
#region 设置X2轴的刻度值颜色
private Color X2scalecolor = Color.Black;
/// <summary>
/// 设置X2轴的刻度值颜色
/// </summary>
public Color X2ScaleColor
{
get { return X2scalecolor; }
set { X2scalecolor = value; }
}
#endregion
#region 是否显示图例
//是否显示图例
private bool Islegendvisible = true;
/// <summary> 是否显示图例
///
/// </summary>
public bool IsLegendVisible
{
get { return Islegendvisible; }
set { Islegendvisible = value; }
}
#endregion
#region 显示X轴网格
//显示X轴网格
private bool IsXgridvisible = true;
/// <summary>
/// 显示X轴网格
/// </summary>
public bool IsXGraidVisble
{
get { return IsXgridvisible; }
set { IsXgridvisible = value; }
}
#endregion
#region 显示Y轴网格
//显示Y轴网格
private bool IsYgridvisible = true;
/// <summary>
/// 显示Y轴网格
/// </summary>
public bool IsYGraidVisble
{
get { return IsYgridvisible; }
set { IsYgridvisible = value; }
}
#endregion
#region 图表标题颜色
//图表标题颜色
private Color titlecolor = Color.Black;
/// <summary>
/// 图表标题颜色
/// </summary>
public Color TitleColor
{
get { return titlecolor; }
set { titlecolor = value; }
}
#endregion
#region Y1轴是否显示小刻度
//Y1轴是否显示小刻度
private bool isy1minscale = false;
/// <summary> Y1轴是否显示小刻度
///
/// </summary>
public bool IsY1MinScale
{
get { return isy1minscale; }
set { isy1minscale = value; }
}
#endregion
#region Y2轴是否显示小刻度
//Y2轴是否显示小刻度
private bool isy2minscale = false;
/// <summary> Y2轴是否显示小刻度
///
/// </summary>
public bool IsY2MinScale
{
get { return isy2minscale; }
set { isy2minscale = value; }
}
#endregion
#region Y1轴是否显示大刻度
//Y1轴是否显示大刻度
private bool isy1maxscale = true;
/// <summary>
/// Y1轴是否显示大刻度
/// </summary>
public bool IsY1MaxScale
{
get { return isy1maxscale; }
set { isy1maxscale = value; }
}
#endregion
#region Y2轴是否显示大刻度
//Y2轴是否显示大刻度
private bool isy2maxscale = true;
/// <summary> Y2轴是否显示大刻度
///
/// </summary>
public bool IsY2MaxScale
{
get { return isy2maxscale; }
set { isy2maxscale = value; }
}
#endregion
#region X1轴是否显示小刻度
//X1轴是否显示小刻度
private bool isx1minscale = false;
/// <summary> X1轴是否显示小刻度
///
/// </summary>
public bool IsX1MinScale
{
get { return isx1minscale; }
set { isx1minscale = value; }
}
#endregion
#region X2轴是否显示小刻度
//X2轴是否显示小刻度
private bool isx2minscale = false;
/// <summary> X2轴是否显示小刻度
///
/// </summary>
public bool IsX2MinScale
{
get { return isx2minscale; }
set { isx2minscale = value; }
}
#endregion
#region X1轴是否显示大刻度
//X1轴是否显示大刻度
private bool isx1maxscale = true;
/// <summary> X1轴是否显示大刻度
///
/// </summary>
public bool IsX1MaxScale
{
get { return isx1maxscale; }
set { isx1maxscale = value; }
}
#endregion
#region X2轴是否显示大刻度
//X2轴是否显示大刻度
private bool isx2maxscale = true;
/// <summary> X2轴是否显示大刻度
///
/// </summary>
public bool IsX2MaxScale
{
get { return isx2maxscale; }
set { isx2maxscale = value; }
}
#endregion
#region 设置Y1轴的标题
//设置Y1轴的标题
private string y1Title = "Y轴";
/// <summary>
/// 设置Y1轴的标题
/// </summary>
public string Y1Title
{
get { return y1Title; }
set { y1Title = value; }
}
#endregion
#region 设置Y2轴的标题
//设置Y2轴的标题
private string y2Title = "Y2轴";
/// <summary>
/// 设置Y2轴的标题
/// </summary>
public string Y2Title
{
get { return y2Title; }
set { y2Title = value; }
}
#endregion
#region 设置Y1轴的标题颜色
//设置Y1轴的标题颜色
private Color y1TitleColor = Color.Black;
/// <summary>
/// 设置Y1轴的标题颜色
/// </summary>
public Color Y1TitleColor
{
get { return y1TitleColor; }
set { y1TitleColor = value; }
}
#endregion
#region 设置Y2轴的标题颜色
//设置Y2轴的标题颜色
private Color y2TitleColor = Color.Black;
/// <summary>
/// 设置Y2轴的标题颜色
/// </summary>
public Color Y2TitleColor
{
get { return y2TitleColor; }
set { y2TitleColor = value; }
}
#endregion
#region 设置X1轴的标题
//设置X1轴的标题
private string x1Title = "X轴";
/// <summary>
/// 设置X1轴的标题
/// </summary>
public string X1Title
{
get { return x1Title; }
set { x1Title = value; }
}
#endregion
#region 设置X1轴的标题颜色
//设置X1轴的标题颜色
private Color x1TitleColor = Color.Black;
/// <summary>
/// 设置X1轴的标题颜色
/// </summary>
public Color X1TitleColor
{
get { return x1TitleColor; }
set { x1TitleColor = value; }
}
#endregion
#region 设置X1轴的值倾斜度
//设置X1轴的值倾斜度
private float x1scaleAngle = 70f;
/// <summary>
/// 设置X1轴的值倾斜度
/// </summary>
public float X1ScaleAngle
{
get { return x1scaleAngle; }
set { x1scaleAngle = value; }
}
#endregion
#region 设置X1轴的标题大小
//设置X1轴的标题大小
private float x1titlesize = 8;
/// <summary>
/// 设置X1轴的标题大小
/// </summary>
public float X1TitleSize
{
get { return x1titlesize; }
set { x1titlesize = value; }
}
#endregion
#region 设置Y1轴刻度值字体的大小
//设置Y1轴刻度值字体的大小
private float y1ScaleSize = 8;
/// <summary>
/// 设置Y1轴刻度值字体的大小
/// </summary>
public float Y1ScaleSize
{
get { return y1ScaleSize; }
set { y1ScaleSize = value; }
}
#endregion
#region 设置Y2轴刻度值字体的大小
//设置Y2轴刻度值字体的大小
private float y2ScaleSize = 8;
/// <summary>
/// 设置Y2轴刻度值字体的大小
/// </summary>
public float Y2ScaleSize
{
get { return y2ScaleSize; }
set { y2ScaleSize = value; }
}
#endregion
#region 设置Y3轴刻度值字体的大小
//设置Y3轴刻度值字体的大小
private float y3ScaleSize = 8;
/// <summary>
/// 设置Y3轴刻度值字体的大小
/// </summary>
public float Y3ScaleSize
{
get { return y3ScaleSize; }
set { y3ScaleSize = value; }
}
#endregion
#region 设置Y1轴标题字体大小
//设置Y1轴标题字体大小
private float y1titleSize = 10;
/// <summary>
/// 设置Y1轴标题字体大小
/// </summary>
public float Y1TitleSize
{
get { return y1titleSize; }
set { y1titleSize = value; }
}
#endregion
#region 设置Y2轴标题字体大小
//设置Y2轴标题字体大小
private float y2titleSize = 10;
/// <summary>
/// 设置Y2轴标题字体大小
/// </summary>
public float Y2TitleSize
{
get { return y2titleSize; }
set { y2titleSize = value; }
}
#endregion
#region 设置Y3轴标题字体大小
//设置Y3轴标题字体大小
private float y3titleSize = 10;
/// <summary>
/// 设置Y3轴标题字体大小
/// </summary>
public float Y3TitleSize
{
get { return y3titleSize; }
set { y3titleSize = value; }
}
#endregion
#region 设置圆柱的宽度
//设置圆柱的宽度
private double cylinderWidth = 0.5;
/// <summary>
/// 设置圆柱的宽度
/// </summary>
public double CylinderWidth
{
get { return cylinderWidth; }
set { cylinderWidth = value; }
}
#endregion
#region 设置圆柱宽度是否是自动更改
//设置圆柱宽度是否是自动更改
private bool cylinderwidthauto = false;
/// <summary>
/// 设置圆柱宽度是否是自动更改
/// </summary>
public bool CylinderWidthAuto
{
get { return cylinderwidthauto; }
set { cylinderwidthauto = value; }
}
#endregion
//以下是图例的属性设置
#region 设置图例的字体大小
//设置图例的字体大小
private float legendsize = 10;
/// <summary>
/// 设置图例的字体大小
/// </summary>
public float LegendSize
{
get { return legendsize; }
set { legendsize = value; }
}
#endregion
#region 设置图例字体
//设置图例字体
private string legendfamily = "宋体";
/// <summary>
/// 设置图例字体
/// </summary>
public string LegendFamily
{
get { return legendfamily; }
set { legendfamily = value; }
}
#endregion
#region 图例字体是否带下划线
//图例字体是否带下划线
private bool isunderline = false;
/// <summary>
/// 图例字体是否带下划线
/// </summary>
public bool IsUnderLine
{
get { return isunderline; }
set { isunderline = value; }
}
#endregion
#region 图例字体是否倾斜
//图例字体是否倾斜
private bool isitalinc = false;
/// <summary>
/// 图例字体是否倾斜
/// </summary>
public bool IsItaLinc
{
get { return isitalinc; }
set { isitalinc = value; }
}
#endregion
#region 图例字体是否加粗
//图例字体是否加粗
private bool isbold = false;
/// <summary>
/// 图例字体是否加粗
/// </summary>
public bool IsBold
{
get { return isbold; }
set { isbold = value; }
}
#endregion
#region 图例字体颜色
//图例字体颜色
private Color legendcolor = Color.Black;
/// <summary>
/// 图例字体颜色
/// </summary>
public Color LegendColor
{
get { return legendcolor; }
set { legendcolor = value; }
}
#endregion
#region 图例背景填充颜色
//图例背景填充颜色
private Color legendbackgroundcolor1 = Color.White;
/// <summary>
/// 图例背景填充颜色
/// </summary>
public Color LegendBackGroundColor1
{
get { return legendbackgroundcolor1; }
set { legendbackgroundcolor1 = value; }
}
#endregion
#region 图例背景填充颜色
//图例背景填充颜色
private Color legendbackgroundcolor2 = Color.White;
/// <summary>
/// 图例背景填充颜色
/// </summary>
public Color LegendBackGroundColor2
{
get { return legendbackgroundcolor2; }
set { legendbackgroundcolor2 = value; }
}
#endregion
#region 图例背景填充颜色
//图例背景填充颜色
private Color legendbackgroundcolor3 = Color.White;
/// <summary>
/// 图例背景填充颜色
/// </summary>
public Color LegendBackGroundColor3
{
get { return legendbackgroundcolor3; }
set { legendbackgroundcolor3 = value; }
}
#endregion
#region 图例与图表之间的距离
//图例与图表之间的距离
private float legendGap = 0.5f;
/// <summary>
/// 图例与图表之间的距离
/// </summary>
public float LegendGap
{
get { return legendGap; }
set { legendGap = value; }
}
#endregion
#region 图例是否以水平的形式出现
//图例是否以水平的形式出现
private bool ishstack = true;
/// <summary>
/// 图例是否以水平的形式出现
/// </summary>
public bool IsHStack
{
get { return ishstack; }
set { ishstack = value; }
}
#endregion
#region 图例是否降序排列
//图例是否降序排列
private bool isreverse = false;
/// <summary>
/// 图例是否降序排列
/// </summary>
public bool IsReverse
{
get { return isreverse; }
set { isreverse = value; }
}
#endregion
#region 图例是否展示样本
//图例是否展示样本
private bool isShowLegendSymbols = true;
/// <summary>
/// 图例是否展示样本
/// </summary>
public bool IsShowLegendSymbols
{
get { return isShowLegendSymbols; }
set { isShowLegendSymbols = value; }
}
#endregion
#region 图例是否显示阴影
//图例是否显示阴影
private bool isDropShadow = false;
/// <summary>
/// 图例是否显示阴影
/// </summary>
public bool IsDropShadow
{
get { return isDropShadow; }
set { isDropShadow = value; }
}
#endregion
#region 图例阴影颜色
//图例阴影颜色
private Color dropShadowColor = Color.Red;
/// <summary>
/// 图例阴影颜色
/// </summary>
public Color DropShadowColor
{
get { return dropShadowColor; }
set { dropShadowColor = value; }
}
#endregion
#region 图例阴影填充位置
//图例阴影填充位置
private float dropShadowOffset = 0.009f;
/// <summary>
/// 图例阴影填充位置
/// </summary>
public float DropShadowOffset
{
get { return dropShadowOffset; }
set { dropShadowOffset = value; }
}
#endregion
#region 是否显示图例边框
private bool borervisible = false;
/// <summary>
/// 是否显示图例边框
/// </summary>
public bool BorderVisible
{
get { return borervisible; }
set { borervisible = value; }
}
#endregion
#region 图例显示的位置
//图例显示的位置
private LegendPos legendpos = LegendPos.Top;
/// <summary>
/// 图例显示的位置
/// </summary>
public LegendPos Position
{
get { return legendpos; }
set { legendpos = value; }
}
#endregion
private void zedGraphControl1_Load(object sender, EventArgs e)
{
CreateChartAttribute();
}
#region 设置LineItem的SymbolType的类型
// 设置LineItem的SymbolType的类型
private SymbolType st = SymbolType.Circle;
/// <summary>
/// 设置LineItem的SymbolType的类型
/// </summary>
public SymbolType Type
{
get { return st; }
set { st = value; }
}
#endregion
#region 设置LineItem的SymbolTypeSize的大小
// 设置LineItem的SymbolTypeSized的大小
private float stsize = 2f;
/// <summary>
/// 设置LineItem的SymbolTypeSized的大小
/// </summary>
public float SymbolTypeSize
{
get { return stsize; }
set { stsize = value; }
}
#endregion
#region 设置LineItem的LineSize的大小
// 设置LineItem的LineSize的大小
private float linesize = 2f;
/// <summary>
/// 设置LineItem的LineSize的大小
/// </summary>
public float LineSize
{
get { return linesize; }
set { linesize = value; }
}
#endregion
#region 设置LineItem线条是否是圆滑的
//设置LineItem线条是否是圆滑的
private bool issmooth = true;
/// <summary>
/// 设置LineItem线条是否是圆滑的
/// </summary>
public bool IsSmooth
{
get { return issmooth; }
set { issmooth = value; }
}
#endregion
/// <summary>
/// 设置X轴显示的时间是否为为长格式
/// </summary>
private bool longtime = false;
/// <summary>
/// 设置X轴显示的时间是否为为长格式
/// </summary>
public bool LongTime
{
get { return longtime; }
set { longtime = value; }
}
/// <summary>
/// 设置X轴的步长
/// </summary>
private double step_x = 0;
/// <summary>
/// 设置X轴的步长
/// </summary>
public double Step_X
{
get { return step_x; }
set
{
step_x = value;
}
}
#region 画曲线 参数dt 中必须有2个字段 时间、数值.
/// <summary>
/// 画曲线 参数dt 中必须有2个字段 时间、数值.
/// </summary>
/// <param name="dt">二维表</param>
/// <param name="columndatetime">列名为的类型为datetime类型</param>
/// <param name="columnvalue">列的值必须是数值</param>
/// <param name="dtbig">设置X轴的最大时间</param>
/// <param name="dtsmall">设置X轴的最小时间</param>
/// <param name="LineItemName">曲线名称</param>
/// <param name="ItemBelongY">曲线所属于哪个Y轴(其值已经值定 1，2)</param>
/// <param name="LineColor">曲线颜色</param>
public void DarwLineItem(DataTable dt, string columndatetime, string columnvalue, DateTime dtbig, DateTime dtsmall, string LineItemName, int ItemBelongY, Color LineColor)
{
zedGraphControl1_Load(null, null);
LineItem li;
double ybig = 0;
double ysmall = 0;
double yy =0;
PointPairList ppl = new PointPairList();//把坐标点放到这里
if (dt.Rows[0][columnvalue] != DBNull.Value)
{
ybig = double.Parse(dt.Rows[0][columnvalue].ToString());
}
if (dt.Rows[0][columnvalue] != DBNull.Value)
{
ysmall = double.Parse(dt.Rows[0][columnvalue].ToString());
}
if(dt.Rows.Count>=2)
foreach(DataRow dr in dt.Rows)
{
if(dr[columnvalue]!=DBNull.Value && dr[columnvalue]>=0)
{
YY = double.Parse(dr[columnvalue].ToString());
}
esle
{
MessageBox.show("数据库中有非法值");
}
}
if(YY > 0)
{
foreach (DataRow dr in dt.Rows)
{
if (dr[columnvalue] != DBNull.Value)
{
if (ybig < double.Parse(dr[columnvalue].ToString()))
{
ybig = double.Parse(dr[columnvalue].ToString());
}
if (ysmall > double.Parse(dr[columnvalue].ToString()))
{
ysmall = double.Parse(dr[columnvalue].ToString());
}
XDate xdate = new XDate(Convert.ToDateTime(dr[columndatetime]));
ppl.Add(xdate, double.Parse(dr[columnvalue].ToString()));
}
}
}
if (ybig == ysmall)
{
if(Ysmall>1)
{
ysmall = ysmall-(ysmall-1); //原代码 ysmall = ysmall-1 2011-04-05 hetao改
ybig = ybig + 5; //源代码 ybig = ybig+1 2011-04-05 hetao改
}
else
{
ysmall = ysmmll;
Ybig=Ygig+5;
}
}
ybig = ybig / 5 + ybig;
//添加曲线
li = myPane.AddCurve(LineItemName, ppl, LineColor, Type);
li.Symbol.Fill = new Fill(LineColor); //填充数据点
li.Symbol.Size = SymbolTypeSize;
if ( LongTime == true)
{
myPane.XAxis.Scale.Format = "yyyy-MM-dd HH:mm ";
}
else
{
myPane.XAxis.Scale.Format = "yyyy-MM-dd";
}
XDate x = new XDate(dtsmall);
myPane.XAxis.Scale.Min = x;
myPane.XAxis.Scale.BaseTic = x; //指明第一个主刻度标签标记的位置
x = new XDate(dtbig);
myPane.XAxis.Scale.Max = x; //X 轴上的最大刻度
myPane.XAxis.Type = AxisType.Date; //数据显示方式 Date按日期方式显示
myPane.XAxis.Scale.MajorStepAuto = false;//是否自动设置大刻度步长
if (Step_X != 0)
{
myPane.XAxis.Scale.MajorStep = Step_X;
myPane.XAxis.Scale.MinorStep = Step_X;
}
li.IsOverrideOrdinal = true;//以x轴上的刻度为准，而不是以X轴上的刻度为0的位置开始划 (ture 是从X轴由下向上画，False反之)
li.Line.IsSmooth = IsSmooth;
li.Line.Width = LineSize;
if (ItemBelongY == 2)
{
li.IsY2Axis = true; 把这个曲线对应Y2轴
ISY2Visble = true;
myPane.Y2Axis.IsVisible = ISY2Visble;
if (ybig == 0 && ysmall == 0)
{
myPane.Y2Axis.Scale.Max = ybig+1;
myPane.Y2Axis.Scale.Min = ysmall;
myPane.YAxis.Scale.BaseTic = 0;
}
else
{
myPane.Y2Axis.Scale.Max = ybig;
myPane.Y2Axis.Scale.Min = ysmall;
myPane.YAxis.Scale.BaseTic = 0;//第一个主刻度从哪里开始
}
}
else if (ItemBelongY == 1)
{
li.IsYAxis = true; 把这个曲线对应Y2轴
ISYVisble = true;
myPane.YAxis.IsVisible = ISYVisble;
if(ybig ==0 && ysmall==0)
{
myPane.YAxis.Scale.Max = ybig+1;
myPane.YAxis.Scale.Min = ysmall;
myPane.YAxis.Scale.BaseTic = 0;
}else
{
myPane.YAxis.Scale.Max = ybig;
myPane.YAxis.Scale.Min = ysmall;
myPane.YAxis.Scale.BaseTic = 0;
}
}
myPane.XAxis.Scale.FontSpec.Angle = X1ScaleAngle;
myPane.XAxis.Title.FontSpec.Size = X1TitleSize;
myPane.AxisChange();// 在数据变化时绘制图形
this.zedGraphControl1.Refresh();
}
#endregion
#region 清空图表中所有线图和柱状图
/// <summary>
/// 清空图表中所有线图和柱状图
/// </summary>
public void LineItemList()
{
myPane.CurveList.Clear();
}
#endregion
#region 画线段 X轴时间 ，自动获取Y轴的最大值和最小值
/// <summary>
/// 画线段 X轴时间，自动获取X轴的大小值，自动获取Y轴的最大值和最小值
/// </summary>
/// <param name="dt">二维表</param>
/// <param name="columnXname">二维表中要显示X轴上数据的列名</param>
/// <param name="columnYname">二维表中要显示Y轴上数据的列名</param>
/// <param name="ItemBelongY">依赖于哪个Y轴</param>
/// <param name="LineName">曲线的名字</param>
/// <param name="LineColor">曲线颜色</param>
public void CreateChartLineItem(DataTable dt, string columnXname, string columnYname, int ItemBelongY, string LineName, Color LineColor)
{
zedGraphControl1_Load(null, null);
LineItem li;
PointPairList ppl = new PointPairList();
double ybig = 0;
double ysmall = 0;
double temp = 0;
XDate xdate;
DateTime xmax;
DateTime xmin;
if (dt.Rows[0][columnYname] != DBNull.Value)
{
ybig = double.Parse(dt.Rows[0][columnYname].ToString());
ysmall = double.Parse(dt.Rows[0][columnYname].ToString());
temp = ybig;
xmax = DateTime.Parse(dt.Rows[0][columnXname].ToString());
xmin = DateTime.Parse(dt.Rows[0][columnXname].ToString());
}
else { MessageBox.Show("没有您要的数据记录！"); return; }
foreach (DataRow dr in dt.Rows)
{
if (dr[columnYname] != DBNull.Value)
{
if (ybig < double.Parse(dr[columnYname].ToString()))
{
ybig = double.Parse(dr[columnYname].ToString());
}
if (ysmall >= double.Parse(dr[columnYname].ToString()))
{
ysmall = double.Parse(dr[columnYname].ToString());
}
if (xmax < DateTime.Parse(dr[columnXname].ToString()))
{
xmax = DateTime.Parse(dr[columnXname].ToString());
}
if (xmin >= DateTime.Parse(dr[columnXname].ToString()))
{
xmin = DateTime.Parse(dr[columnXname].ToString());
}
if (temp == double.Parse(dr[columnYname].ToString()))
{
xdate = new XDate(DateTime.Parse((dr[columnXname].ToString())));
ppl.Add(xdate, double.Parse(dr[columnYname].ToString()));
}
else
{
{ li = myPane.AddCurve("", ppl, LineColor, Type); }
li.Symbol.Fill = new Fill(LineColor);
li.Symbol.Size = SymbolTypeSize;
li.IsOverrideOrdinal = true;//以x轴上的刻度为准，而不是以X轴上的刻度为0的位置开始划
li.Line.IsSmooth = IsSmooth;
li.Line.Width = LineSize;
if (ItemBelongY == 2)
{
li.IsY2Axis = true;
ISY2Visble = true;
myPane.Y2Axis.IsVisible = ISY2Visble;
myPane.Y2Axis.Scale.Max = ybig + 1;
if (ysmall != 0)
{
myPane.Y2Axis.Scale.Min = ysmall - 1;
}
else { myPane.Y2Axis.Scale.Min = ysmall; }
}
else if (ItemBelongY == 1)
{
myPane.YAxis.Scale.Max = ybig + 1;
if (ysmall != 0)
{
myPane.YAxis.Scale.Min = ysmall - 1;
}
else
{
myPane.YAxis.Scale.Min = ysmall;
}
}
ppl = new PointPairList();
xdate = new XDate(Convert.ToDateTime(dr[columnXname]));
ppl.Add(xdate, double.Parse(dr[columnYname].ToString()));
temp = double.Parse(dr[columnYname].ToString());
}
}
}
li = myPane.AddCurve(LineName, ppl, LineColor, Type);
li.Symbol.Fill = new Fill(LineColor);
li.Symbol.Size = SymbolTypeSize;
li.IsOverrideOrdinal = true;//以x轴上的刻度为准，而不是以X轴上的刻度为0的位置开始划
li.Line.IsSmooth = IsSmooth;
li.Line.Width = LineSize;
if (LongTime == true)
{
myPane.XAxis.Scale.Format = "yyyy-MM-dd HH:mm ";
}
else
{
myPane.XAxis.Scale.Format = "yyyy-MM-dd";
}
XDate x = new XDate(xmin);
myPane.XAxis.Scale.Min = x;
myPane.XAxis.Scale.BaseTic = x;
x = new XDate(xmax);
myPane.XAxis.Scale.Max = x;
myPane.XAxis.Type = AxisType.Date;
myPane.XAxis.Scale.MajorStepAuto = false;
if (Step_X != 0)
{
myPane.XAxis.Scale.MajorStep = Step_X;
myPane.XAxis.Scale.MinorStep = Step_X;
}
if (ybig == ysmall)
{
ysmall = ysmall - 1;
ybig = ybig + 1;
}
myPane.XAxis.Scale.FontSpec.Angle = X1ScaleAngle;
myPane.XAxis.Title.FontSpec.Size = X1TitleSize;
myPane.AxisChange();
this.zedGraphControl1.Refresh();
}
#endregion
#region 枚举信息操作
public enum LegendPos
{
Top,
Left,
Right,
Bottom,
InsideTopLeft,
InsideTopRight,
InsideBotLeft,
InsideBotRight,
Float,
TopCenter,
BottomCenter,
TopFlushLeft,
BottomFlushLeft
}
#endregion
}
}
