JFreeChart如何将折线图的线变粗如何改变折线图的颜色JFreeChart若何将折线图的线变粗若何改变折线图的色彩吗

Question

JFreeChart如何将折线图的线变粗如何改变折线图的颜色
JFreeChart若何将折线图的线变粗若何改变折线图的色彩吗

Answer 1

经由过程XYLineAndShapeRenderer改setSeriesPaint改色彩setSeriesStroke改画笔应当是如许这些demo上都有多看demo里面的参数setSeriesPaintpublic void setSeriesPaint(int series,java.awt.Paint paint,boolean notify)Sets the paint used for a series and,if requested,sends a RendererChangeEvent to all registered listeners.Parameters:series - the series index.曲线序号paint - the paint (null permitted).色彩notify - notify listeners吗是否通知监听器另一个类似改变宽度：renderer.setSeriesStroke(0,new BasicStroke(2.0F));改变色彩：renderer.setSeriesPaint(0,Color.green);具体参数根据须要自行设定两个办法中的0 这里都是指折线的索引0表示第一条 查看原帖>>