affinetransform

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CGContextConcatCTM vs CALayer affineTransform

I\'m trying to change the affine transform of a CALayer so what\'s开发者_开发百科 drawn in it gets deformed.[详细]

2023-04-07 06:50 分类：问答
Using only part of CGAffineTransformIdentity

Is there any way to only use certain aspects of the transform identity when I\'m resetting something to its CGAffineTransformIdentity?[详细]

2023-04-04 13:11 分类：问答
Copying triangular image region with PIL

I have two PIL images and two sets of corresponding 2D points that make a triangle. For example: image1:[详细]

2023-03-26 03:52 分类：问答
How to get the new height of a scaled Shape in Java

I am scalling a shape for a specific point as follows : 开发者_C百科AffineTransform t = shape.getAffineTransform();[详细]

2023-03-14 09:52 分类：问答
Method to combine multiple affine transforms as if each was specified in un-transformed space

I\'m looking for a way to combine affine transforms in such a way so that the effect is equivalent to using each transform to manipulate a shape in succession. The problem is that if I simply concaten[详细]

2023-03-01 22:41 分类：问答
Autorotation distorts a rotated view in iPhone

I use the view-based template to create my app, and return YES in shouldAutorotateToInterfaceOrientation to support auto-rotation. Next, I add a square testView_ object (with default auto-resizing set[详细]

2023-03-01 12:49 分类：问答
How does Affine Transform really work in Java?

I have been using Affine Transform to rotate a String in my java project, and I am not an experienced programmer yet, so it has taking me a long time to do a seemingly small task.. To rotate a string.[详细]

2023-02-24 16:44 分类：问答
Transform matrix in Raphael.js

I\'m looking to apply a 2D affine transform matrix to ellipses I have created in Raphael. I understand that the underlying SVG can support this, but does Ra开发者_如何学Pythonphael provide a way to ac[详细]

2023-02-19 17:33 分类：问答
AffineTransform without transforming Stroke?

When using the Graphics2D scale() function with two different parameters (scaling by different ratios in x- and y-direction), everything drawn later on this Graphics2D object is scaled too. This has t[详细]

2023-02-11 18:57 分类：问答
Java - Does subpixel line accuracy require an AffineTransform?

I\'ve never worked with Java drawing methods before, so I decided to dive in and create an analog clock as a PoC.In addition to the hands, I draw a clock face that includes tick marks for minutes/hour[详细]

2023-02-11 08:41 分类：问答