Unterschiede

Hier werden die Unterschiede zwischen zwei Versionen angezeigt.

--- test01 [2022/07/11 08:47] – torsten.roehl
+++ test01 [2022/07/11 09:55] – torsten.roehl
@@ Zeile 1: / Zeile 1: @@
-====== Überschrift ======
+==AA==
+<PRELOAD>
+#
+# jsxgraph
+#
+https://cdn.jsdelivr.net/npm/jsxgraph/distrib/jsxgraphcore.js
+https://cdn.jsdelivr.net/npm/jsxgraph/distrib/jsxgraph.css
-var board = JXG.JSXGraph.initBoard('box', {boundingbox: [-1.33, 1.33, 1.33, -1.33], axis: true});
+</PRELOAD>
-board.suspendUpdate();
+<HTML>
-var b1c1 = board.create('circle', [[0,0], [1,0]]);
-var b1p1 = board.create('point', [2, 0], {slideObject: b1c1});
-var perp = board.create('perpendicular', [board.defaultAxes.x,b1p1],[{strokeColor: '#ff0000', visible: true}, {visible: false}]);
-var perp2 = board.create('perpendicular',[board.defaultAxes.y,b1p1],[{strokeColor: '#0000ff', visible: true}, {visible: false}]);
-board.unsuspendUpdate();
-// Animation
+<body>
-var animated = false;
+<div id="box" class="jxgbox" style="width:500px; height:500px;"></div>
-function animate(point, direction, count) {
+<script type="text/javascript">
-    if(animated) {
+ var board = JXG.JSXGraph.initBoard('box', {boundingbox: [-10, 10, 10, -10], axis:true});
-        point.stopAnimation();
-        animated = false;
-    } else {
-        point.startAnimation(direction, count);
-        animated = true;
-    }
-}
-var board2 = JXG.JSXGraph.initBoard('box2', {boundingbox: [-1, 1.33, 7, -1.33]});
-board2.suspendUpdate();
-var xax2 = board2.create('axis', [[0,0], [1,0]]);
-board2.create('axis', [[0,0], [0,1]]);
-board2.create('ticks', [xax2, [Math.PI, 2*Math.PI]], {strokeColor: 'green', strokeWidth: 2});
-// sine:
-var b2p1 = board2.create('point', [
-             function(){ return JXG.Math.Geometry.rad([1,0],[0,0],b1p1); },
-             function() { return b1p1.Y() }],
-             {fixed: true, trace: true, color: '#ff0000', name: 'S'});
-// cosine:
-var b2p2 = board2.create('point', [
-             function(){ return JXG.Math.Geometry.rad([1,0],[0,0],b1p1); },
-             function() { return b1p1.X() }],
-             {fixed: true, trace: true, color: '#0000ff', name: 'C'});
-// Dependencies (only necessary if b2p1 or b2p2 is deleted)
-b1p1.addChild(b2p1);
-b1p1.addChild(b2p2);
-board2.unsuspendUpdate();
-board.addChild(board2);
+board1 = JXG.JSXGraph.initBoard('jxgbox1', {axis: true, boundingbox: [-6, 5, 6, -5]});
+board1.suspendUpdate();
+var s = board1.create('slider', [[0.75,-2],[4.5,-2],[0,0,10]], {name:'S',snapWidth:1});
+board1.create('functiongraph', [
+    function(t) {
+        var val = 0, sv = s.Value()+1,
+        k = 1;
+        for(var i = 0; i < sv; i++) {
+            val = val + Math.sin(2*Math.PI*k*t)/k;
+            k += 1;
+        }
+        return val+2;
+    }, -10, 10], {strokeColor: "#bb0000"});
+board1.create('functiongraph', [
+    function(t) {
+        var val = 0, sv = s.Value()+1,
+            k = 1;
+        for(var i = 0; i < sv; i++) {
+            val = val + Math.sin(2*Math.PI*(2*k-1)*t)/(2*k-1);
+            k += 1;
+        }
+        return val-2;
+    }, -10, 10], {strokeColor: "#cc5520"});
+board1.unsuspendUpdate();
+</script>
+</body>
+</HTML>
+hhjkjkj