Programming and Graphics

224 Introduction to C++ Programming and Graphics

file1<< setiosflags(ios::fixed | ios::showpoint);

for (int i=0; i<=ntcx; i++){

float xprint = xmin + i*rticx;

file1 << setprecision(3) << setw(6) << xprint << endl;}

for (int i=0; i<=ntcy; i++){

float yprint = ymin + i*rticy;

file1 << setprecision(3) << setw(6) << yprint << endl;}

file1.close();

float textszx = 0.3*xmargin; // text size

float textszy = 0.3*ymargin; // text size

textsize (textszx,textszy);

}

ifstream file2;

file2.open("xyunit");

char xunit[6];

char yunit[6];

//--- Draw the x tick marks:

for (int i=0; i<=ntcx; i++)

{

float xgo = xmin+i*rticx;

move2 (xgo, ymin);

rmove2 (0.0, tchy);

rdraw2 (0.0,-tchy);

if(Ilabelax==1)

{

move2(xgo-0.4*rticx, ymin-0.4*ymargin);

file2 >> xunit;

drawstr (xunit);

}

}

//--- Draw the y tick marks:

for (int i=0; i<=ntcy; i++)

{

float ygo = ymin+i*rticy;

move2 (xmin, ygo);

rmove2 (tchx, 0.0);

rdraw2 (-tchx, 0.0);

if(labelax==1)

{

move2 (xmin-0.9*xmargin,ygo-0.1*ymargin);

file2 >> yunit;

drawstr (yunit);