Search found 105 matches

by wzwei28
Sat Jun 20, 2009 7:19 am
Forum: JFreeChart
Topic: Realtime Dynamic Crosshair (trace) and tooltip (patch code)
Replies: 15
Views: 34057

Re: Realtime Dynamic Crosshair (trace) and tooltip (patch code)

In command line(cmd) (or batch file), simply type following lines. java -Xms256M -Xmx1024M -Dsun.java2d.d3d=false -jar jnlp\???.jar IT will automatic run the apps from desktop, not JNLP java web start. Dual mode. U can have a try. where ???.jar is ur core runnable file. Maybe need to include classpa...
by wzwei28
Tue Jun 16, 2009 9:09 pm
Forum: JFreeChart
Topic: Realtime Dynamic Crosshair (trace) and tooltip (patch code)
Replies: 15
Views: 34057

Re: Realtime Dynamic Crosshair (trace) and tooltip (patch code)

Maybe u can have a try on JNLP (java web start) way of load. <?xml version="1.0" encoding="utf-8"?> <jnlp spec="1.5.0+" codebase="http://localhost/ *** /jnlp/" href="***.jnlp"> <information> <title>Application</title> <vendor> Visual Net Technologies </vendor> <description>Application</description> ...
by wzwei28
Thu Jun 11, 2009 9:54 pm
Forum: JFreeChart
Topic: Realtime Dynamic Crosshair (trace) and tooltip (patch code)
Replies: 15
Views: 34057

Re: Realtime Dynamic Crosshair (trace) and tooltip (patch code)

Hi Friend, When Java update to version 6, it had several major impact on Java2D drawing. (especially flicking, lag 1-2 second for every repaint) Solution: Quite easy. Just compile with this lines in ur IDE or plain batch. To avoid the java2d.d3d draw, then it will works perfect as usual (like Java1....
by wzwei28
Thu Oct 30, 2008 7:19 am
Forum: JFreeChart
Topic: XYBubble chart .. how do i use it
Replies: 8
Views: 7897

True, when I look back what I had written, I oso get blur... In short(only 1 statment)... Diameter of bubble = Z-value. Hence, different range axis value will have different meaning in Z-value if using SCALE_ON_RANGE_AXIS . This is why we use dRatio with certain percentage of confidence interval to ...
by wzwei28
Tue Oct 28, 2008 9:14 am
Forum: JFreeChart
Topic: How do i control the size of the bubbles in a bubble chart
Replies: 2
Views: 4580

JFreeChart 1.0.10 and 1.0.11 The equation is quite simple.(XYZDataset, DefaultXYZDataset) When we instantiate renderer for bubble chart. We declare as follow: XYItemRenderer xyItemRendererBubble = new XYBubbleRenderer(XYBubbleRenderer.SCALE_ON_BOTH_AXIS); XYItemRenderer xyItemRendererBubble = new XY...
by wzwei28
Tue Oct 28, 2008 9:13 am
Forum: JFreeChart
Topic: XYBubble chart .. how do i use it
Replies: 8
Views: 7897

JFreeChart 1.0.10 and 1.0.11 The equation is quite simple.(XYZDataset, DefaultXYZDataset) When we instantiate renderer for bubble chart. We declare as follow: XYItemRenderer xyItemRendererBubble = new XYBubbleRenderer(XYBubbleRenderer.SCALE_ON_BOTH_AXIS); XYItemRenderer xyItemRendererBubble = new XY...
by wzwei28
Tue Oct 28, 2008 9:10 am
Forum: JFreeChart
Topic: Bubble chart
Replies: 6
Views: 6463

JFreeChart 1.0.10 and 1.0.11 The equation is quite simple.(XYZDataset, DefaultXYZDataset) When we instantiate renderer for bubble chart. We declare as follow: XYItemRenderer xyItemRendererBubble = new XYBubbleRenderer(XYBubbleRenderer.SCALE_ON_BOTH_AXIS); XYItemRenderer xyItemRendererBubble = new XY...
by wzwei28
Tue Nov 06, 2007 4:28 am
Forum: JFreeChart - Stockmarket
Topic: Show Your Complex Stock Chart?
Replies: 13
Views: 54826

I had published the code and documentation of the crosshair, realtime dynamic tooltip, and restore previous zooming point at jfreechart forum. The algorithm of 'technical analysis' can be derived from http://ta-lib.org/ http://stockcharts.com/index.html (chart school section) financial book and etc....
by wzwei28
Fri Oct 12, 2007 11:47 pm
Forum: JFreeChart
Topic: Restore Zoom Point (zoom out) overriding ChartPanel patch
Replies: 9
Views: 20744

After u get the source(java) of org.jfree.chart.ChartPanel U create a package named org.jfree.chart in ur project Next, u copy the 'ChartPanel.java' into org.jfree.chart package Then, u just override(modify) the ChartPanel class. Now, ur import libarary of jfreechart-1.0.6 got 1 ChartPanel class, an...
by wzwei28
Fri Oct 12, 2007 8:06 pm
Forum: JFreeChart
Topic: Restore Zoom Point (zoom out) overriding ChartPanel patch
Replies: 9
Views: 20744

1st get the source code of org.jfree.chart.ChartPanel.java Then after u override code in ChartPanel, compile it. Ur eclipse / jcreator / netbeans / intelliJ IDEA / etc IDE... will automatic replace old org.jfree.chart.ChartPanel(in library) with new org.jfree.chart.ChartPanel class. (Concept:no need...
by wzwei28
Fri Oct 12, 2007 3:35 pm
Forum: JFreeChart
Topic: Coordinates X,Y and crosshair
Replies: 4
Views: 5987

Simple algorithm/patch/source code available at following link:
http://www.jfree.org/phpBB2/viewtopic.php?p=64888#64888
by wzwei28
Fri Oct 12, 2007 3:34 pm
Forum: JFreeChart
Topic: How to draw AxisTrace when mouse dragged?
Replies: 3
Views: 4394

Simple algorithm/patch/source code available at following link:
http://www.jfree.org/phpBB2/viewtopic.php?p=64888#64888
by wzwei28
Fri Oct 12, 2007 3:33 pm
Forum: JFreeChart
Topic: Trying to get XY-values next to the crosshair
Replies: 1
Views: 3537

Simple algorithm/patch/source code available at following link:
http://www.jfree.org/phpBB2/viewtopic.php?p=64888#64888
by wzwei28
Fri Oct 12, 2007 3:31 pm
Forum: JFreeChart
Topic: Synchronizing domain crosshairs in CombinedDomainXYPlot
Replies: 1
Views: 3588

Simple algorithm/patch/source code available at following link:
http://www.jfree.org/phpBB2/viewtopic.php?p=64888#64888
by wzwei28
Fri Oct 12, 2007 3:31 pm
Forum: JFreeChart
Topic: CrossHair and multiple timeSeries
Replies: 3
Views: 4825

Simple algorithm/patch/source code available at following link:
http://www.jfree.org/phpBB2/viewtopic.php?p=64888#64888