//
// Autor: Timo Ehmke (ehmke@uni-flensburg.de)
//

// Systemvariablen 
// ===============

showGrid = true
gridSize = 20


// Figurenbeschreibung 
// ===================

e[1]  = O;     point;   fixed;          0.0,0.0;  				"hidden"
e[2]  = Ox;    point;   fixed;          1.0,0.0;  				"hidden"
e[3]  = Oy;    point;   fixed;          0.0,1.0;  				"hidden"
e[4]  = coord; point;   coordSystem;    O,O,Ox,O,Oy,300,300,220,220; 		
e[5]  = A;     point;   fixed;          -4.0,-2.0; 				"hideLabel"
e[6]  = B;     point;   fixed;          1.0,1.0; 				"hideLabel"
e[7]  = s;     line; 	connect;       	A,B;     				"hideLabel"
e[8]  = P;     point;   dragable;        s,0.5,0.6; 
e[9]  = P';    point;   functionDepend; "abs(coordinateX(P))","3*abs(coordinateY(P))";
e[10]  = Q;    point;   dragable;       3.0,1.0; 
e[11]  = Q';   point;   functionDepend; "abs(coordinateX(Q))","3*abs(coordinateY(Q))";
e[12]  = cb1;  measure; checkbox; 	"Show solution",0;
e[13]  = b1;   measure; button; 	"Clear Trace","cleartrace";




// Hide Textbox
// ============

hidden[1] = "if (not(calculate(cb1))) hide (Textbox_1)"




// Textfenster
// =========== 

<Textbox>
 Position = 10;10;-1;-1
 Solution:
   f(x, y) := (|x|, 3|y|)
</Textbox>