//
//

  // Figurenbeschreibung 
  // =================== 
  //  
e[1] = O;   point;      fixed;      0.0, 0.0;                   0;192,192,192;192,192,192;default;
e[2] = _xe; point;      fixed;      1.0, 0.0;                   "hidden"
e[3] = _ye; point;      fixed;      0.0, 1.0;                   "hidden"
e[4] = _KO; point;      coordSystem;    O, O, _xe, O, _ye, 1000, 1000, 1000, 1000;  0;192,192,192;192,192,192;default;
e[5] = Ax;  measure;    JSfunction; "getImageCoordinates","x0"; 
e[6] = Ay;  measure;    JSfunction; "getImageCoordinates","y0";
e[7] = A';  point;      functionDepend; Ax,Ay;      red; red; black;        
e[8] = Bx;  measure;    JSfunction; "getImageCoordinates","x1"; 
e[9] = By;  measure;    JSfunction; "getImageCoordinates","y1";
e[10] = B'; point;      functionDepend; Bx,By;      blue; blue; black;