Patent ID: 8018452

Claim:
A computer-implemented method comprising: first drawing a first portion of an artwork in a view on a display device; before completion of the first drawing, accepting input to draw a second portion of the artwork in the view on the display device, the second portion including a first region and a second region, the first region being part of the first portion of the artwork in the view on the display device, the second region being adjacent to the first portion of the artwork; in response to the input, stopping the first drawing before completion at a first level of completion; second drawing the second region in the view on the display device until progress of the second drawing reaches a second level of completion that is approximately the same as the first level of completion; joining the partially drawn first region and the partially drawn second region into a third region; and third drawing the third region in the view on the display device where the third drawing resumes drawing of the first and second regions at their respective levels of completion; a list of indicators represents the level of completion of regions of the artwork, wherein each indicator includes a key that represents a position in a drawing sequence and a value that represents a drawn region.