C / C++ / MFC

//Preprocessing directives<br />
#include<iostream><br />
#include<iomanip><br />
using namespace std;<br />
<br />
<br />
// Main Program<br />
int main()<br />
<br />
{<br />
// variable declarations<br />
    int hours, minutes ;<br />
<br />
// User input<br />
<br />
	cout << "Input the time as hours and minutes (e.g. 5 23 means 5:23) " ;<br />
<br />
    cin >> hours >> minutes ;<br />
<br />
// Program constants	<br />
	const int minutes_per_hour = 59;<br />
	<br />
// Computations<br />
	minutes = minutes + 1;<br />
<br />
<br />
	/*hours =  hours +  (minutes_per_hour % minutes);*/<br />
<br />
//Output<br />
	cout << " The time is: " << hours<< " :"<< setfill('0')<<setw(1) <<  minutes << endl ;<br />
<br />
	<br />
<br />
 <br />
<br />
      <br />
 system("pause");<br />
 <br />
// end program<br />
    return 0 ;<br />
<br />
}

// Program constants
const int minutes_per_hour = 60;

// Computations
minutes = minutes + 1;

hours = hours + (minutes / minutes_per_hour);   // Line 1
minutes = minutes % minutes_per_hour;           // Line 2

// Output
cout << " The time is: " << hours << ":"<< setfill('0') << setw(2) << minutes << endl;

Anonymous wrote:

Does MoveTo() erase all the previous lines?

Anonymous wrote:

Does MoveTo() erase all the previous lines?

Anonymous wrote:

Being that temp is just a local pointer used to traverse through the list I don't see any problems about reusing it.

Anonymous wrote:

I then have a while loop that gets all the next lines that I am attempting to draw.

PJ Arends wrote:

Can you show the code for that loop? It almost seems to me that you are drawing the same line over and over again.

<br />
void LoadAndDrawLines(void)<br />
{<br />
     CPaintDC dc(this);<br />
     CPen pen;<br />
     pen.CreatePen(PS_SOLID, 1, 0x00FF0000);<br />
     dc.SelectObject(&pen);<br />
     CLineAccess *temp;<br />
     int x = 1;<br />
     POSITION pos;<br />
<br />
     if(list.GetCount() > 0)<br />
     {<br />
          temp = (CLineAccess *)list.GetHead();<br />
          pos = list.GetHeadPosition();<br />
          dc.MoveTo(temp->GetStartX(), temp->GetStartY());<br />
          dc.LineTo(temp->GetEndX(), temp->GetEndY());<br />
          while(x < list.GetCount())<br />
          {<br />
               temp = (CLineAccess *)list.GetNext(pos);<br />
               dc.MoveTo(temp->GetStartX(), temp->GetStartY());<br />
               dc.LineTo(temp->GetEndX(), temp->GetEndY());<br />
               x++;<br />
          }<br />
     }<br />
}<br />

CObList list;
POSITION position = list.GetHeadPosition();
while (position != NULL) {
    element = list.GetNext(position);
    //...
}

GLclampf Temp[4] = {0.4f, 0.4f, 0.4f, 0.1f};
memcpy(backColor, Temp, sizeof(Temp) * sizeof(Temp[0]));