Passing an Array of Values to the Visual C++ MSChart OCX

Step 1 : Creating the Project

Start Visual C++ en create a simple dialog based application labelled "Graph"

Step 2 : Add the MSChart OCX to Your Project

Select "project menu" option and select "Components and contols" and then choose the MSChart component en click "add"

Step 3 : Add the MSChart OCX to Your Dialog

Select resources view tab en open the main dialog (Its a simple dialog based application). Drop the ocx on your dialog.

Now, label your Chart "IDC_MSCAHRT1"

Now, choose menu option "Classwizard" to create a member variable of your chart labelled "m_Chart"

Step 4: Add the Code

Now add a bouton labeled "Go" to your dialog. Double click it to edit the code and add the following code in the On_Go function:
COleSafeArray saRet;

DWORD numElements[] = {10, 10}; // 10x10

// Create the safe-array...

saRet.Create(VT_R8, 2, numElements);

// Initialize it with values...

long index[2];

for(index[0]=0; index[0]<10; index[0]++) {
 for(index[1]=0; index[1]<10; index[1]++) {
  double val = index[0] + index[1]*10;
  saRet.PutElement(index, &val);
 }
}

// Return the safe-array encapsulated in a VARIANT...

m_Chart.SetChartData(saRet.Detach());

m_Chart.Refresh;          

Step 5: Building and Running the Application

Build and execute your app, then click the "Go" button. Here is the result:



Comments

  • hEcDd MkE WhNH

    Posted by tTHLLJhPuv on 11/16/2012 09:03pm

    soma drug soma drug high - carisoprodol dosage 700

    Reply
  • Wnhhr SJf cgcq

    Posted by ffpSGXaTPG on 11/15/2012 05:10pm

    carisoprodol 350 mg buy soma online fedex - carisoprodol pills

    Reply
  • MzGFR rjW cest

    Posted by gzSeOPyjzh on 11/14/2012 12:40am

    carisoprodol 350 mg buy soma cube uk - where to buy somatropin in canada

    Reply
Leave a Comment
  • Your email address will not be published. All fields are required.

Top White Papers and Webcasts

  • When individual departments procure cloud service for their own use, they usually don't consider the hazardous organization-wide implications. Read this paper to learn best practices for setting up an internal, IT-based cloud brokerage function that service the entire organization. Find out how this approach enables you to retain top-down visibility and control of network security and manage the impact of cloud traffic on your WAN.

  • On-demand Event Event Date: August 27, 2015 With the cloud enabling companies to spin up servers and stand up data stores more quickly, mobile apps can be created faster, reducing the time-to-value. But three major obstacles stand in the way for many organizations: The backlog of app project requests confronting every enterprise regardless of their internal app development capabilities Finding and employing better, faster tools to speed and simplify the process of developing those apps. The emergence of …

Most Popular Programming Stories

More for Developers

RSS Feeds

Thanks for your registration, follow us on our social networks to keep up-to-date