Difference between revisions of "Adapt highlighting of objects"

From JSXGraph Wiki
Jump to navigationJump to search
Line 1: Line 1:
 +
<html>
 +
<div id="myinfobox"
 +
    style="
 +
        display:block;
 +
        position:absolute;
 +
        background-color:#ffff88;
 +
        padding:10px;
 +
        /* Cross-browser opacity:*/
 +
        -ms-filter:'progid:DXImageTransform.Microsoft.Alpha(Opacity=50)';
 +
        filter: alpha(opacity=50);
 +
        opacity:.5;
 +
    "
 +
></div>
 +
</html>
 
<jsxgraph width="600" height="600">
 
<jsxgraph width="600" height="600">
 
var brd = JXG.JSXGraph.initBoard('jxgbox', {boundingbox: [-5, 5, 5, -5], grid: false});
 
var brd = JXG.JSXGraph.initBoard('jxgbox', {boundingbox: [-5, 5, 5, -5], grid: false});
−
var infobox = brd.create('text',[0,0,'xxx'],{visible:false});
 
 
var p1 = brd.create('point',[3,0]);
 
var p1 = brd.create('point',[3,0]);
 
var p2 = brd.create('point',[-1,0]);
 
var p2 = brd.create('point',[-1,0]);
Line 9: Line 22:
  
 
var c = brd.create('circle',[p2,p3]);
 
var c = brd.create('circle',[p2,p3]);
−
 
+
/*
 +
var infobox = document.getElementById('myinfobox');
 
JXG.Line.prototype.highlight = function(){
 
JXG.Line.prototype.highlight = function(){
−
     infobox.coords = new JXG.Coords(JXG.COORDS_BY_SCREEN,[this.board.mousePosRel[0]+20,this.board.mousePosRel[1]+20], this.board);
+
     infobox.innerHTML = this.name;
−
     infobox.setText(this.board.mousePosRel.toString());
+
    infobox.style.left = this.board.mousePosAbs[0]+20;
−
     infobox.setProperty({visible:true});
+
     infobox.style.top = this.board.mousePosAbs[1]-20;
−
    infobox.update();
+
     infobox.style.display = 'block';
 
}
 
}
 
JXG.Line.prototype.noHighlight = function(){
 
JXG.Line.prototype.noHighlight = function(){
−
     infobox.setProperty({visible:false});
+
     infobox.style.display = 'block';
 
}
 
}
−
 
 
c.highlight = function(){
 
c.highlight = function(){
−
     infobox.coords = new JXG.Coords(JXG.COORDS_BY_SCREEN,[this.board.mousePosRel[0]+20,this.board.mousePosRel[1]+20], this.board);
+
     infobox.innerHTML = 'circle '+this.name;
−
     infobox.setText(this.board.mousePosRel.toString());
+
    infobox.style.left = this.board.mousePosAbs[0]+20;
−
     infobox.setProperty({visible:true});
+
     infobox.style.top = this.board.mousePosAbs[1]-20;
−
    infobox.update();
+
     infobox.style.display = 'block';
 
}
 
}
 
c.noHighlight = function(){
 
c.noHighlight = function(){
−
     infobox.setProperty({visible:false});
+
     infobox.style.display = 'none';
 
}
 
}
−
 
+
*/
 
</jsxgraph>
 
</jsxgraph>
  

Revision as of 18:40, 18 December 2009

The JavaScript code

Retrieved from "http://jsxgraph.org/wiki/index.php?title=Adapt_highlighting_of_objects&oldid=3456"