image-clipping

Multiple clipping areas on Fabric.js canvas

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For making Photo Collage Maker , I use fabric js which has object based clipping feature. This feature is great but image inside that clipping region cannot be scaled, moved or rotated. I want fixed position clipping region and image can be positioned inside the fixed clipping area as user want. I googled and find very near solution var canvas = new fabric.Canvas('c'); var ctx = canvas.getContext("2d"); ctx.beginPath(); ctx.rect(10,10,150,150); ctx.rect(180,10,200,200); ctx.closePath(); ctx.stroke(); ctx.clip(); Multiple Clipping Areas on fabric js canvas where image of one clipping region is

Can I draw outside the bounds of an Android Canvas

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问题 I\'m porting an app written in a graphics environment that allows drawing to happen outside the bounds of the clipping rectangle. Any way to do this in Android? 回答1: To draw outside the bounds, you need to expand the clipRect of the canvas. Check out the overloaded clipRect methods on the Canvas class. Note - You will need to specify the Region operation because the default operation is INTERSECT. So something like this: Rect newRect = canvas.getClipBounds(); newRect.inset(-5, -5) //make the

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