masking

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How to mask out a view when filling an area?

could anyo开发者_高级运维ne tell me how to place a translucent black mask over the whole screen, but with the area of a particular UIView being excluded? I want to use this mask over a UITextField, wh[详细]

2023-02-11 19:34 分类：问答
How to mask a UILabel in iOS - Objective-C

I want to sub-class a UIView and place four UILabels over top开发者_高级运维 one another ; top label will be the MASK, 2nd label will be a normal label with text, the 3rd label is a label with solidba[详细]

2023-02-11 04:38 分类：问答
url masking mod_rewrite

I am slowly but surely learning php, and all is going well up until now. I am looking to do a url rewrite, my DB is relatively indepth and a typical url would look like:[详细]

2023-02-10 23:12 分类：问答
creating particles by image masking

I am trying to create particles of varying color by using the CGContextClipToMask() function. For some reason, my first particle seems to show and animate through its updates fully, but no other parti[详细]

2023-02-10 05:31 分类：问答
How do I apply multiple color masks using CGImageCreateWithMaskingColors?

I\'m a bit new to objective-c and even newer at programming with Quartz 2D, so apologies in advance!I\'ve got a method where I would like to remove a handful of specific colors (not just one) from a U[详细]

2023-02-09 08:12 分类：问答
How do I fix eroded rectangles?

Basically, I have an image like this or one with multiple rectangles within the same image. The rectangles are completely black and white have \"dirty\" edges and gouges, but it\'s pretty easy to te[详细]

2023-02-08 00:23 分类：问答
SVG clipPath to clip the *outer* content out

Normally, the <clipPath> element hides everything that is outshide the clip path. To achieve the opposite effect - that is to \"cut out\" something from the image - i want to use two paths in th[详细]

2023-02-07 15:16 分类：问答
Using String Masks in Perl

I have a program that allows a user to specify a mask such as MM-DD-YYYY, and compare it to a string. In the string, the MM will be assumed to be a month, DD will be the day of the month, and YYYY wil[详细]

2023-02-07 01:35 分类：问答
Frameset causes URL to not change when navigating through the pages. Is there a way to get around this?

We have a website and one of its pages contains a frameset (we need to get data from another website). The problem is, once you get to the page that contai开发者_开发问答ns the frameset, the URL no lo[详细]

2023-02-05 16:40 分类：问答
Java four bytes to binary 'bitmask'

I\'m trying to take four bytes from a binary file and turn them into a bit mask that represents a zero for data and a 1 for metadata.[详细]

2023-02-05 13:39 分类：问答