24小时热门版块排行榜

返回列表

当前只显示满足指定条件的回帖，点击这里查看本话题的所有回帖

meteoric1985

新虫 (初入文坛)

应助: 0 (幼儿园)
金币: 4.5
帖子: 4
在线:
虫号: 965504
注册: 2010-03-09

[交流] 【求助】求高手帮忙改写数据实时动态显示程序~已有3人参与

下面是我已经编写好的显示数据程序，但只能一次性显示。我想改成当fData数组值不断更新，显示曲线能够实时显示。求高手帮忙，我是新手，希望大家多多指教~~~~
CRect rectspe;
GetDlgItem(IDC_STATIC_IMAGE)->GetWindowRect(rectspe);
ScreenToClient(&rectspe);
CClientDC dc(this);
CRect BrushRect;
BrushRect.top=rectspe.top+6;
BrushRect.bottom=rectspe.bottom-6;
BrushRect.left=rectspe.left+6;
BrushRect.right=rectspe.right-6;

CBrush brush(RGB(255,255,255));

dc.FillRect(BrushRect,&brush);

dc.SetMapMode(MM_TEXT);
float iWidth=rectspe.Width()-100;
float iHeigth=rectspe.Height()-40;
float iWidOrg=rectspe.Width()/2;
float iHeiOrg=rectspe.Height()/2;
dc.SetViewportOrg(iWidOrg,iHeiOrg);

CPen pen(PS_SOLID,1,RGB(0,0,0));
dc.SelectObject(pen);
dc.Ellipse(200,200,-200,-200);//画圆
dc.Ellipse(100,100,-100,-100);//画圆
CString sTmp;
for(int n=-5,nTmp=0;nTmp<250;n++,nTmp=50*n)
{
for(int m=0;m<50;m+=5)
{
dc.LineTo(50*n+m,0);
dc.LineTo(50*n+m,3);
dc.MoveTo(50*n+m,0);
}
dc.LineTo(50*n,0);
dc.LineTo(50*n,5);
dc.MoveTo(50*n,0);
sTmp.Format("%d",n);
dc.TextOut(50*n,10,sTmp);
}
sTmp.Format("%d",n);
dc.TextOut(50*n,10,sTmp);
dc.MoveTo(0,0);
for(n=-5,nTmp=0;nTmp<250;n++,nTmp=50*n)
{
for(int m=0;m<50;m+=5)
{
dc.LineTo(0,50*n+m);
dc.LineTo(3,50*n+m);
dc.MoveTo(0,50*n+m);
}
dc.LineTo(0,50*n);
dc.LineTo(5,50*n);
dc.MoveTo(0,50*n);
if(n==0)
{
dc.MoveTo(50*n,0);
sTmp.Format("%d",n);
dc.TextOut(50*n,10,sTmp);
}
else
{
sTmp.Format("%d",-n);
dc.TextOut(10,50*n,sTmp);
}
}
sTmp.Format("%d",-n);
dc.TextOut(10,50*n,sTmp);

CPen pen1(PS_SOLID,2,RGB(255,0,0));
dc.SelectObject(pen1);
DataLineThread();

float r;
int i;
r=100;
float iEvWidth = iWidth/1024;
float iEvHeight = iHeigth/10;
for (i = 0;i< 1024;i++)
{
X=(r+fData*Enlarge)*cos(i*2*PI/1024);
Y=(r+fData*Enlarge)*sin(i*2*PI/1024);
dc.MoveTo((r+fData*Enlarge)*cos(i*2*PI/1024),-((r+fData*Enlarge)*sin(i*PI*2/1024)));
dc.LineTo((r+fData[i+1]*Enlarge)*cos(i*2*PI/1024),-((r+fData[i+1]*Enlarge)*sin(i*PI*2/1024)));
}
pen.DeleteObject();
pen1.DeleteObject();