Maybe snapshot with a file type that doesn't have an alpha channel?
On Fri, Feb 5, 2016 at 9:25 PM, Sannyasin Brahmanathaswami <bra...@hindu.org > wrote: > > I have a puzzle widget that is made by importing a snapshot of a field > with words in it, then we make a copy of that images and repeatedly crop to > each word. > > Now we have small image tiles. Works great BUT > > Problem: The original field has a transparent background. which I am > hoping to keep. And unexpectedly, the snapshot of the field seems to > include the alpha channel for the background which is set to transparent… > so you *can* see through the images. > > If you put “grab me” into the > > on mousedown > grab me > end mousedown > > script of the image tiles created by this method… you cannot grab the > image — either with the pointer mouse tool on desktop or your finger on > mobile— unless you are in contact with the pixels of the letters of the > word. Even though the rect of the image includes areas above, below beyond > and obviously in between the letters… if you contact any of those areas, > you cannot drag, the image tile > > Am I wrong in thinking that the grab me message should be sent if you > mousedown anywhere in the rect of the image? > > I confirmed this by setting the field with a colored background, then > making the tiles… now you can move them around by easily no matter where > your finger or mouse contacts the image. > > work around of course is to set the background to the same color as the > tiles… but what I really want is to be able to see through the tiles. > > If I wanted to test how would you do this: set the alpha channel of the > background of these images to just a small value… they would still be > semi-tranparent, but perhaps grabme would see them as “grabbable” > throughout the entire rect? How would you do that > > ?? > > BR > > _______________________________________________ > use-livecode mailing list > use-livecode@lists.runrev.com > Please visit this url to subscribe, unsubscribe and manage your > subscription preferences: > http://lists.runrev.com/mailman/listinfo/use-livecode _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode
