|
|
| Line 22: |
Line 22: |
| var y = brd1.create('point',[x.X(),Math.cos(x.X())],{size:1,name:'',strokeColor:'green'}); | | var y = brd1.create('point',[x.X(),Math.cos(x.X())],{size:1,name:'',strokeColor:'green'}); |
| console.log("test1"); | | console.log("test1"); |
| var x1 = brd1.create('segment',[x,y],{visible:true, straightFirst:false,straightLast:false,strokeColor:'red'});
| |
| x.on('drag', function(){ transform(x);});
| |
|
| |
| var f = brd1.create('functiongraph',[function(x){
| |
| return Math.cos(x);
| |
| }]);
| |
|
| |
| console.log("test2");
| |
| var ax = brd.create('line',[[0,0],[1,0]],{visible:false});
| |
| var ay = brd.create('line',[[0,0],[0,1]],{visible:false});
| |
|
| |
| var p0 = brd.create('point',[0,0],{fixed:true,visible:false});
| |
| var p1 = brd.create('point',[1,0],{name:'',visible:false,fixed:true});
| |
| var c = brd.create('circle',[p0,p1],{dash:2,strokeWidth:1,strokeOpacity:0.6});
| |
|
| |
|
| |
| var p2 = brd.create('point',[Math.cos(x.X()),Math.sin(x.X())],{name:'exp(ix)',fixed:true,size:1, strokeColor:'green'});
| |
|
| |
| var p3 = brd.create('point',[function(){return p2.X();},0.0],{visible:false,name:'',withLabel:false});
| |
| var p4 = brd.create('point',[0.0,function(){return p2.Y();}],{visible:false,name:'',withLabel:false});
| |
|
| |
| brd.create('line',[p2,p4],{straightFirst:false,straightLast:false,strokeColor:'red'}); // cos
| |
| brd.create('text',[
| |
| function(){return (p2.X()+p4.X())*0.3;},
| |
| function(){return p2.Y()+0.05;},
| |
| 'cos'],{});
| |
|
| |
| brd1.create('text',[
| |
| function(){return x.X()+0.3;},
| |
| function(){return y.Y()*0.5;},
| |
| 'cos'],{});
| |
|
| |
| function transform(x) {
| |
| p2.setPosition(JXG.COORDS_BY_USER,[Math.cos(x.X()),Math.sin(x.X())]);
| |
| y.setPosition(JXG.COORDS_BY_USER,[x.X(),Math.cos(x.X())]);
| |
| brd.update();
| |
| }
| |
|
| |
|
| |
|
| </script> | | </script> |
