Re: Bargraphs

From:
"Kahlua" <kahlua@right.here>
Newsgroups:
microsoft.public.vc.mfc
Date:
Mon, 04 Feb 2008 22:26:43 GMT
Message-ID:
<DiMpj.981$Qj3.542@trndny07>
I just cant seem to get an understanding on this issue.
As stated all my VC++6 knowledge has been by example.
I know that I am not doing things correctly and I would like to change that.
I would really appreciate if I could email you my project code so someone
can correct it and explain what is wrong.
I do like the idea of displaying a bmp image behind the bargraph that is
display'd.
My email address is ed@kahlus.com
This is not for a homework asignment.
This is for my experimentation on learning to do thing correctly.
Thanks in advance for the help.

"Kahlua" <kahlua@right.here> wrote in message
news:IFrmj.27$u_5.16@trndny09...

The code I have written to draw the bargraph does draw the bars properly
when I click OnButton1.
How do I modify the code so that it will draw the bargraph inside a
picture box?
I have added a IDC_PIC1 as a picture box in my dialog.
Thanks.
This is my main code so far:
=========================================================
BOOL CMartin1Dlg::OnInitDialog()
{
CDialog::OnInitDialog();

SetIcon(m_hIcon, TRUE);
SetIcon(m_hIcon, FALSE);

 int i;
 for (i=0; i<33; i++) //initialize bars to zero
   bar[i] = 0;

 return TRUE;
}

void CMartin1Dlg::OnPaint()
{
 CPaintDC dc(this); // device context for
painting

 int SavedDC = dc.SaveDC();

 CRect cr;
 GetClientRect(&cr);

 CBrush GreenBrush(RGB(100,255,100));
 CBrush WhiteBrush(RGB(255,255,255));
 int c=15,b=5,d ; //initialize variables
 dc.SelectObject(WhiteBrush);
 dc.Rectangle(0,0,cr.Width(), cr.Height());

 dc.SelectObject(GreenBrush);
 for (b=0; b<10; b++)
 {
   dc.Rectangle(c, cr.Height()-50, c+10, cr.Height()-50-bar[b]);
   c+=d;
 }
 dc.RestoreDC(SavedDC);
}

HCURSOR CMartin1Dlg::OnQueryDragIcon()
{
return (HCURSOR) m_hIcon;
}

void CMartin1Dlg::OnButton1()
{
 int i;

 for (i=0;i<10;i++)
   bar[i]=i*10;
 Invalidate(false);
}

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