How to set the content on col label and row label ?
Many functions involve the coordinate parameter of EasyGrid (for example: DoSetEasyGridV alue(long col, long row,…)), When col equals to -1, it means row label (left side label)EasyGrid ; when row equals to -1 , it means col label (top label) EasyGrid ; when they are all -1, it means left-up EasyGrid.