Html5 canvas: find a library can draw line and drag the line

Html5 canvas: find a library can draw line and drag the line

References

Reference NO 1

http://stackoverflow.com/questions/11324903/how-can-i-select-and-drag-a-line-in-canvas

Reference NO 2

http://developer.apple.com/library/safari/documentation/AudioVideo/Conceptual/HTML-canvas-guide/AddingMouseandTouchControlstoCanvas/AddingMouseandTouchControlstoCanvas.html

Reference NO 3

http://diveintohtml5.info/canvas.html

Reference NO 4

http://simonsarris.com/blog/140-canvas-moving-selectable-shapes

Reference NO 5

http://rectangleworld.com/blog/archives/15

Reference NO 6

http://www.sitepoint.com/html5-canvas-draw-quadratic-curves/

Reference NO 7

http://tenderlovingcode.com/blog/web-apps/html5-canvas-drawing-on-ipad/

Reference NO 8

http://www.html5canvastutorials.com/kineticjs/html5-canvas-path-mouseover/