ScreenHunter_41 Aug. 21 09.53

github.com/FeetWetCoding/FeetWetCoding/blob/master/exerci...

 

// copyright (c) 2011 Robert Holder, Janice Dugger.

// See HELP.html included in this distribution.

 

#include

 

// ==========================================

// = THIS IS THE SOLUTION CODE =

// = THIS IS *NOT* THE EXERCISE CODE =

// = (If you meant to look at the exercise =

// = it's in the directory above this one.) =

// ==========================================

 

void C01S05_OYO4Soln::runExercise()

{

int x=0, y=0;

int step=50;

 

fwcLine(0, 200, 400, 200, BLACK, 1);

fwcLine(200, 0, 200, 400, BLACK, 1);

 

while ( x < 400 )

{

fwcLine(x, 200, x, 195, BLACK, 1);

fwcLine(200, y, 205, y, BLACK, 1);

x += step;

y = x;

}

x = -200;

y = -200;

while ( x < 200 && y < 200 )

{

fwcInt(x, x+195, 180, BLACK, 7);

fwcInt(y, 205, ((y * -1) + 195), BLACK, 7);

x += step;

y += step;

}

fwcText("x", 5, 210, BLACK, 10);

fwcText("y", 180, 5, BLACK, 10);

 

seeout << "This is another one that takes a little finagling to get just right.\n\n";

seeout << "No fair using a bunch of individual fwcInt() calls to draw the ";

seeout << "numeric axis labels individually! Draw the numeric axis labels ";

seeout << "in a while loop to make yourself learn! :-D\n\n";

seeout << "The nice thing about this exercise is that later, when we play around ";

seeout << "with drawing math functions, you will already have an understanding ";

seeout << "of how to draw yourself a nice, accurate set of graphical axes!";

}

Done