绘制模糊数学中隶属函数分布图

usingSystem;

usingSystem.Collections.Generic;

usingSystem.ComponentModel;

usingSystem.Data;

usingSystem.Drawing;

usingSystem.Text;

usingSystem.Collections;

usingSystem.Windows.Forms;

usingSystem.Drawing.Imaging;

usingSystem.Drawing.Drawing2D;

namespaceImageFuzzy

...{

publicpartialclassForm1:Form

...{

privateinttype1;

privateinttype2;

privatestringitem1;

privatestringitem2;

privatefloata;

privatefloatb;

privatefloatc;

privatefloatd1;

privatefloatk;

privatefloatl;

privatefloattempx;

privatefloattempy;

publicvoidInitArray()

...{

type1=0;

type2=0;

k=2;

item1=this.comboBox1.Text.ToString();

item2=this.comboBox2.Text.ToString();

this.groupBox1.Text=item1+item2+"图形";

a=float.Parse(this.tbA.Text.Trim().ToString());

b=float.Parse(this.tbB.Text.Trim().ToString());

c=float.Parse(this.tbC.Text.Trim().ToString());

d1=float.Parse(this.tbD.Text.Trim().ToString());

k=float.Parse(this.tbK.Text.Trim().ToString());

l=float.Parse(this.tbL.Text.Trim().ToString());

type1=this.comboBox1.SelectedIndex+1;

type2=this.comboBox2.SelectedIndex+1;

}

privatevoiddelete()

...{

a=0;

b=0;

c=0;

d1=0;

k=0;

l=0;

}

privatevoidset1()

...{

this.tbA.Text="1";

this.tbB.Text="2";

this.tbC.Text="3";

this.tbD.Text="4";

this.tbK.Text="1";

this.tbL.Text="2";

}

privatevoidset2()

...{

this.tbA.Text="1";

this.tbB.Text="1.5";

this.tbC.Text="2";

this.tbD.Text="2.5";

this.tbK.Text="1";

this.tbL.Text="2";

}

privatevoidset3()

...{

this.tbA.Text="0.5";

this.tbB.Text="1.5";

this.tbC.Text="2";

this.tbD.Text="3";

this.tbK.Text="3";

this.tbL.Text="2";

}

privatevoidset4()

...{

this.tbA.Text="1.5";

this.tbB.Text="1.5";

this.tbC.Text="2";

this.tbD.Text="2.5";

this.tbK.Text="0.5";

this.tbL.Text="2";

}

privatevoidset5()

...{

this.tbA.Text="2";

this.tbB.Text="2.5";

this.tbC.Text="3";

this.tbD.Text="3.5";

this.tbK.Text="4";

this.tbL.Text="6";

}

privatevoidset6()

...{

this.tbA.Text="0.5";

this.tbB.Text="1.5";

this.tbC.Text="2";

this.tbD.Text="2.5";

this.tbK.Text="2";

this.tbL.Text="4";

}

publicForm1()

...{

InitializeComponent();

}

privatevoidForm1_Load(objectsender,EventArgse)

...{

//set1();

}

privatevoidForm1_Paint(objectsender,PaintEventArgse)

...{

}

privatevoidpictureBox1_Paint(objectsender,PaintEventArgse)

...{

floatd;

floatx1;

floatx2;

floaty1;

floaty2;

PointFp1;

PointFp2;

intunit=40;//放大倍数

Fontfont=newFont("MSUIGothic",12);

SolidBrushbrush=newSolidBrush(Color.Black);

floatinterval=0.001F;//步进刻度，值越小越精确(必须大小0)，但速度也越慢

PointFo=newPointF(this.pictureBox1.Width/2,this.pictureBox1.Height/2);

e.Graphics.DrawLine(Pens.Red,0,this.pictureBox1.Height/2,this.pictureBox1.Width,this.pictureBox1.Height/2);

e.Graphics.DrawLine(Pens.Red,this.pictureBox1.Width/2,0,this.pictureBox1.Width/2,this.pictureBox1.Height);

e.Graphics.DrawString("O",font,brush,o);

if(type1==0)

...{

for(d=-6.28F;d<6.28F;d+=interval)

...{

x1=o.X+d*unit;

x2=o.X+(d+interval)*unit;

y1=o.Y-(float)(unit*System.Math.Sin(d));

y2=o.Y-(float)(unit*System.Math.Sin(d+interval));

p1=newPointF(x1,y1);

p2=newPointF(x2,y2);

e.Graphics.DrawLine(Pens.Black,p1,p2);

}

}

elseif(type1==1)

...{

//set1();

PointFo1=newPointF(this.pictureBox1.Width/2,this.pictureBox1.Height/4);

e.Graphics.DrawString("1",font,brush,o1);

if(type2==1)

...{

for(d=0;d<a;d+=interval)

...{

x1=o.X+d*unit;

x2=o.X+(d+interval)*unit;

y1=o.Y-(float)(this.pictureBox1.Height/4);

y2=o.Y-(float)(this.pictureBox1.Height/4);

p1=newPointF(x1,y1);

p2=newPointF(x2,y2);

e.Graphics.DrawLine(Pens.Black,p1,p2);

tempx=x2;

tempy=this.pictureBox1.Height/2;

}

PointFo2=newPointF(tempx,tempy);

e.Graphics.DrawString(a.ToString(),font,brush,o2);

}

elseif(type2==2)

...{

for(d=a;d<2*a;d+=interval)

...{

x1=o.X+d*unit;

x2=o.X+(d+interval)*unit;

y1=o.Y-(float)(this.pictureBox1.Height/4);

y2=o.Y-(float)(this.pictureBox1.Height/4);

p1=newPointF(x1,y1);

p2=newPointF(x2,y2);

e.Graphics.DrawLine(Pens.Blue,p1,p2);

}

PointFo2=newPointF(tempx,tempy);

e.Graphics.DrawString(a.ToString(),font,brush,o2);

}

elseif(type2==3)

...{

for(d=a;d

...{

x1=o.X+d*unit;

x2=o.X+(d+interval)*unit;

y1=o.Y-(float)(this.pictureBox1.Height/4);

y2=o.Y-(float)(this.pictureBox1.Height/4);

p1=newPointF(x1,y1);

p2=newPointF(x2,y2);

e.Graphics.DrawLine(Pens.Blue,p1,p2);

}

PointFo2=newPointF(tempx,tempy);

e.Graphics.DrawString(a.ToString(),font,brush,o2);

}

}

elseif(type1==2)

...{

//set2();

PointFo1=newPointF(this.pictureBox1.Width/2,this.pictureBox1.Height/4);

e.Graphics.DrawString("1",font,brush,o1);

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