seaCheng

Results 4 issues of seaCheng

I use the library' example write a gif file,but when i use another library to decode the file ,it print the error "there is no Global Color Table",so who can...

这个库只能写GIF,但是没看到读取解析gif 的接口,这样功能只是实现了一部分,请问什么时候可以支持 gif 的读取和解析呢?

![image](https://user-images.githubusercontent.com/74600149/147206345-2bac085a-2cb9-4d93-8d00-b00b694644d9.png) some gif file are written in 87a ,so this library can not open the and decode the file,what a great pity!

examples chart Chart::CT_Line and CT_Area, Chart::CT_Scatter excel file can't open correctly Chart *line3DChart = xlsx.insertChart(43, 9, QSize(300, 300)); line3DChart->setChartType(Chart::CT_Line3D); line3DChart->addSeries(CellRange("A1:C9")); Chart *areaChart = xlsx.insertChart(63, 3, QSize(300, 300)); areaChart->setChartType(Chart::CT_Area); areaChart->addSeries(CellRange("A1:C9")); Chart...