yeah... That's my question. chartcomposite doesn't seem to be speed optimized for large amounts of data. I solved it using chartpanel and swt-awt.
thx to ur comment.
Search found 4 matches
- Fri Dec 20, 2019 1:04 am
- Forum: JFreeChart
- Topic: How to draw tens of thousands of data in seconds
- Replies: 2
- Views: 7727
- Thu Nov 28, 2019 1:19 am
- Forum: JFreeChart
- Topic: How to draw tens of thousands of data in seconds
- Replies: 2
- Views: 7727
How to draw tens of thousands of data in seconds
I need to load a file and display at least 15000 up to 25000 data in a chart. The java gui used is swt. I currently use XYLineAndShapeRenderer It takes about 10 seconds to open the file and load the data, and lagging occurs when you zoom in or resize the chart. There was a few thousand garbage data ...
- Thu Nov 28, 2019 1:16 am
- Forum: JFreeChart
- Topic: How to draw tens of thousands of data in seconds
- Replies: 0
- Views: 9383
How to draw tens of thousands of data in seconds
I need to load a file and display at least 15000 up to 25000 data in a chart. The java gui used is swt. I currently use XYLineAndShapeRenderer It takes about 10 seconds to open the file and load the data, and lagging occurs when you zoom in or resize the chart. There was a few thousand garbage data ...
- Wed Nov 27, 2019 10:03 am
- Forum: JFreeChart
- Topic: How to draw tens of thousands of data in seconds
- Replies: 0
- Views: 9212
How to draw tens of thousands of data in seconds
I need to load a file and display at least 15000 up to 25000 data in a chart. The java gui used is swt. I currently use XYLineAndShapeRenderer It takes about 10 seconds to open the file and load the data, and lagging occurs when you zoom in or resize the chart. There was a few thousand garbage data ...