And there is FormCanvas>>#warpImage:transform:at:sourceRect:cellSize: this one works with a MatrixTransform2x3 (this may support scaling for x and y).
2015-02-21 0:40 GMT+01:00 Nicolai Hess <nicolaih...@web.de>: > 2015-02-20 23:56 GMT+01:00 Sean P. DeNigris <s...@clipperadams.com>: > >> I'm implementing a SimpleImageMorph which squeezes the form into the >> Morph's >> inner bounds instead of the weird TransformMorph thing. >> >> As a spike, I wrote: >> | transform scale | >> scale := self innerBounds width / self image width. >> transform := MorphicTransform new setScale: scale. >> aCanvas warpImage: self image transform: transform at: self >> innerBounds >> origin >> >> But obviously this only takes the width into account. How would I >> transform >> both of the forms dimensions to the corresponding dimension of the morph's >> inner bounds? >> >> > I think there is no direct support in Canvas API. > You can > create a new Form > warpblt into this form > use the canvas to draw the new form > > > > |f| > f:=Form extent:100@400 depth:32. > (WarpBlt current toForm: f) > sourceForm: PolymorphSystemSettings pharoLogoForm destRect: f boundingBox; > combinationRule: Form paint; cellSize:2; warpBits. > f asMorph openInHand > > > > > > >> >> >> ----- >> Cheers, >> Sean >> -- >> View this message in context: >> http://forum.world.st/Canvas-Transform-Width-and-Height-Independently-tp4806749.html >> Sent from the Pharo Smalltalk Users mailing list archive at Nabble.com. >> >> >
