1. fixed few bugs.

1.export SVG file format

1.zoom ratio 2.fixed few bugs

1.fixed grid snap bug 2.increment canvas initial size. 3.print margin same to the view

1.Mulitiple selection with shift key hold 2.Paste with shape text edit.

1.add circle layout 2.add stack layout 3.fixed setup window display bug.

fixed a bug that constraint may lost when open files

1.Fixed a bug that export image that the text display error. 2.Enable the auto save in place

1.export images (JPEG,PNG,TIFF,BMP,GIF etc)

1. import image files 2.add line arrow on both side

1.add select all and rubber band selection 2.add cut copy paste

1.add new stroke type 2.add curved drawing type for edges 3.draggable background size 4.line width editable 5.add snap grid 6.customable background color

1.fixed a bug about color continuous selection 2.add edge style property 3.modified the default theme stroke color 4.add white theme type 5.changed the app icon