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<blockquote data-quote="madurax86" data-source="post: 5599945" data-attributes="member: 1293">This is how you use it,the example is done to get you started with out trouble* the numbers in yellow show the steps in which the coordinates are entered to the programrecommended way of entering coordinates is &quot;4 5&quot; (without &quot;&quot;) if you want to enter the coordinate (4,5)* numbers in red gives the limits of the default console dialog * numbers in white are the ones you need to enter *according to the steps* inorder to draw the picture shown in the image<img src="http://img503.imageshack.us/img503/3572/zzsd.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /><a href="http://img80.imageshack.us/img80/3760/26002081.jpg" target="_blank">Screenshot</a>AND REPORT ERRORS/BUGS IF YOU FIND ANY <img src="/styles/default/xenforo/smilies/default/D.gif"&nbsp; class="smilie" loading="lazy" alt=":D" title="Big grin&nbsp; &nbsp; :D" data-shortname=":D" /> TRY TO FIX THEM TOO![code]#include &lt;cstdlib&gt;#include &lt;iostream&gt;#include &lt;windows.h&gt;#include &lt;math.h&gt;using namespace std;void gotoxy(int x, int y){&nbsp; &nbsp; COORD coord;&nbsp; &nbsp; coord.X = x;&nbsp; &nbsp; coord.Y = y;&nbsp; &nbsp; SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), coord);}float round(float n,int place)// taken from http://forums.devshed.com/c-programming-42/round-up-a-decimal-number-in-c-69908.html{&nbsp; &nbsp; float d;&nbsp; &nbsp; int&nbsp; &nbsp; i;&nbsp; &nbsp; /* rescale 123.45678 to 12345.678 */&nbsp; &nbsp; d = n * pow(10,place);&nbsp; &nbsp; /* round off: 12345.678 + 0.5 = 12346.178 -&gt; 12346 */&nbsp; &nbsp; i = d + 0.5;&nbsp; &nbsp; /* restore to its original scale: 12346 -&gt; 123.46 */&nbsp; &nbsp; d = (float)i / pow(10,place);&nbsp; &nbsp; return d;}int DrawLine(COORD p1,COORD p2){&nbsp; &nbsp; int i,j,w,h,iStart,iEnd;&nbsp; &nbsp; short k,l;&nbsp; &nbsp; //p1 should be on the left of p2&nbsp; &nbsp; if (p1.X&gt;p2.X){&nbsp; &nbsp; &nbsp; &nbsp; k=p2.X;&nbsp; &nbsp; &nbsp; &nbsp; l=p2.Y;&nbsp; &nbsp; &nbsp; &nbsp; p2.X=p1.X;&nbsp; &nbsp; &nbsp; &nbsp; p2.Y=p1.Y;&nbsp; &nbsp; &nbsp; &nbsp; p1.X=k;&nbsp; &nbsp; &nbsp; &nbsp; p1.Y=l;&nbsp; &nbsp; }&nbsp; &nbsp; double c,r;&nbsp; &nbsp; h=abs(p1.Y-p2.Y);&nbsp; &nbsp; w=abs(p1.X-p2.X);&nbsp; &nbsp; &nbsp; &nbsp; iStart=p1.X; //set all to defaults&nbsp; &nbsp; iEnd=0;&nbsp; &nbsp; gotoxy(0,0); &nbsp; &nbsp; &nbsp;&nbsp; if ((h==0) || (w==0))&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if (h==0) {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; for (i=0;i&lt;=w;i++){&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; gotoxy(i+p1.X,p1.Y);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; cout&lt;&lt;&quot;*&quot;;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; goto end;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if (w==0) {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if (p1.Y&gt;p2.Y){&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; for (j=0;j&lt;=h;j++){&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; gotoxy(p1.X,p1.Y-j);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; cout&lt;&lt;&quot;*&quot;;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; goto end;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; else&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; for (j=0;j&lt;=h;j++){&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; gotoxy(p1.X,p1.Y+j);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; cout&lt;&lt;&quot;*&quot;;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; goto end;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; else&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; r=h%w;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; r=r/w;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; c=round(h/w,0);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if (p1.Y&gt;p2.Y){&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; for (i=0;i&lt;=w;i++){&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; iStart=iEnd;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; iEnd=-(int)(c*(i+1) + r*i);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if (i==w){&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; iStart=iEnd;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; iEnd=h;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; for (j=iStart;j&gt;=iEnd;j--){&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; gotoxy(i+p1.X,j+p1.Y);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; cout&lt;&lt;&quot;*&quot;;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; else&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; for (i=0;i&lt;=w;i++){&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; iStart=iEnd;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; iEnd=(int)(c*(i+1) + r*i);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if (i==w){&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; iStart=iEnd;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; iEnd=h;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; for (j=iStart;j&lt;=iEnd;j++){&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; gotoxy(i+p1.X,j+p1.Y);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; cout&lt;&lt;&quot;*&quot;;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; end:&nbsp; &nbsp; return 0;}main(){&nbsp; &nbsp; int t;&nbsp; &nbsp; COORD p1,p2,p3;&nbsp; &nbsp; t=1;&nbsp; &nbsp; cout&lt;&lt;&quot;Enter 1st point : &quot;;&nbsp; &nbsp; cin&gt;&gt;p1.X&gt;&gt;p1.Y;&nbsp; &nbsp; system(&quot;CLS&quot;);&nbsp; &nbsp; p3=p1;&nbsp; &nbsp; while (t=1){&nbsp; &nbsp; &nbsp; &nbsp; gotoxy(0,0);&nbsp; &nbsp; &nbsp; &nbsp; cout&lt;&lt;&quot;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &quot;;&nbsp; &nbsp; &nbsp; &nbsp; gotoxy(0,0);&nbsp; &nbsp; &nbsp; &nbsp; cout&lt;&lt;&quot;(&quot;&lt;&lt;p3.X&lt;&lt;&quot;,&quot;&lt;&lt;p3.Y&lt;&lt;&quot;)&quot;&lt;&lt;&quot;Enter next point : &quot;;&nbsp; &nbsp; &nbsp; &nbsp; cin&gt;&gt;p2.X&gt;&gt;p2.Y;&nbsp; &nbsp; &nbsp; &nbsp; p3=p2;&nbsp; &nbsp; &nbsp; &nbsp; DrawLine(p1,p2);&nbsp; &nbsp; &nbsp; &nbsp; p1=p3;&nbsp; &nbsp; }}[/code]</blockquote>

[QUOTE="madurax86, post: 5599945, member: 1293"] This is how you use it, the example is done to get you started with out trouble * the numbers in yellow show the steps in which the coordinates are entered to the program recommended way of entering coordinates is "4 5" (without "") if you want to enter the coordinate (4,5) * numbers in red gives the limits of the default console dialog * numbers in white are the ones you need to enter *according to the steps* inorder to draw the picture shown in the image [IMG]http://img503.imageshack.us/img503/3572/zzsd.jpg[/IMG] [URL="http://img80.imageshack.us/img80/3760/26002081.jpg"]Screenshot[/URL] AND REPORT ERRORS/BUGS IF YOU FIND ANY :D TRY TO FIX THEM TOO! [code] #include <cstdlib> #include <iostream> #include <windows.h> #include <math.h> using namespace std; void gotoxy(int x, int y) { COORD coord; coord.X = x; coord.Y = y; SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), coord); } float round(float n,int place)// taken from http://forums.devshed.com/c-programming-42/round-up-a-decimal-number-in-c-69908.html { float d; int i; /* rescale 123.45678 to 12345.678 */ d = n * pow(10,place); /* round off: 12345.678 + 0.5 = 12346.178 -> 12346 */ i = d + 0.5; /* restore to its original scale: 12346 -> 123.46 */ d = (float)i / pow(10,place); return d; } int DrawLine(COORD p1,COORD p2) { int i,j,w,h,iStart,iEnd; short k,l; //p1 should be on the left of p2 if (p1.X>p2.X){ k=p2.X; l=p2.Y; p2.X=p1.X; p2.Y=p1.Y; p1.X=k; p1.Y=l; } double c,r; h=abs(p1.Y-p2.Y); w=abs(p1.X-p2.X); iStart=p1.X; //set all to defaults iEnd=0; gotoxy(0,0); if ((h==0) || (w==0)) { if (h==0) { for (i=0;i<=w;i++){ gotoxy(i+p1.X,p1.Y); cout<<"*"; } goto end; } if (w==0) { if (p1.Y>p2.Y){ for (j=0;j<=h;j++){ gotoxy(p1.X,p1.Y-j); cout<<"*"; } goto end; } else { for (j=0;j<=h;j++){ gotoxy(p1.X,p1.Y+j); cout<<"*"; } goto end; } } } else { r=h%w; r=r/w; c=round(h/w,0); if (p1.Y>p2.Y){ for (i=0;i<=w;i++){ iStart=iEnd; iEnd=-(int)(c*(i+1) + r*i); if (i==w){ iStart=iEnd; iEnd=h; } for (j=iStart;j>=iEnd;j--){ gotoxy(i+p1.X,j+p1.Y); cout<<"*"; } } } else { for (i=0;i<=w;i++){ iStart=iEnd; iEnd=(int)(c*(i+1) + r*i); if (i==w){ iStart=iEnd; iEnd=h; } for (j=iStart;j<=iEnd;j++){ gotoxy(i+p1.X,j+p1.Y); cout<<"*"; } } } } end: return 0; } main() { int t; COORD p1,p2,p3; t=1; cout<<"Enter 1st point : "; cin>>p1.X>>p1.Y; system("CLS"); p3=p1; while (t=1){ gotoxy(0,0); cout<<" "; gotoxy(0,0); cout<<"("<<p3.X<<","<<p3.Y<<")"<<"Enter next point : "; cin>>p2.X>>p2.Y; p3=p2; DrawLine(p1,p2); p1=p3; } } [/code] [/QUOTE]

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