1. Quality of printed copies of a PNG image jfree.orgHi, We are using JFreeChart 1.0.0rc1 in our project. We generate PNG images in our web app. The images look allright. But when the image gets printed, the quality of the text elements in the printed copy is not upto the mark. The text elements get printed as if the printer cartridge has worn out. However, on the same printed copy ... |
2. BIG PROBLEM WITH EXPORTING CHART TO IMAGE ( PNG N JPEG ) jfree.orghi everybody... i have a problem that really make me confuse... i develop a program that generating a chart, and when i want to export the chart into a single image which is png or jpeg, the chart is exported well but the title and the entire panel are blank-black, so the title cannot be read... the pic is : img02.picoodle.com/img/img02/7/2/7/t_ooom_b4fb63f.png ... |
3. not able to view the .png image jfree.orghi im getting this log error while i am displaying the graph for the report for time duration 2007-05-28 04:11:22,812 ERROR [org.jboss.web.localhost.Engine] StandardWrapperValve[DisplayChart]: Servlet.service() for servlet DisplayChart threw exception javax.servlet.ServletException: Chart image not found at org.jfree.chart.servlet.DisplayChart.service(DisplayChart.java:153) at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) at com.liferay.portal.servlet.SharedServletWrapper.service(SharedServletWrapper.java:144) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:75) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152) at ... |
4. PNG image is not displaying jfree.orgHi Friends I am trying to get a image from my server c:/Windows/Temp folder. I am able to see the image in that folder.But when we try to get the image and display in our portal page it is failing. Its a simple servlet code package demo; import java.io.File; import java.io.IOException; import java.io.OutputStream; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; ... |