cgpoint

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Which way is better to move an ImageView

I would like to move an ImageView around the screen many times, until now I have found two ways. However I am not sure which one is more efficient, or maybe both are the same. Please, could I have som[详细]

2023-02-08 19:41 分类：问答
copy uiimageview origin to CGPoint

I am new to iPhone/Objective-C programming. I have a UIImageView *myImage whose x,y,width,height are set using CGRect with values (20,20,100,100) or whatever;[详细]

2023-02-06 00:17 分类：问答
is there an easier way to set a view's origin and size on iphone

Shorter than CGRect rect = self.webView.frame; rect.origin = CGPointMake(0, 120); self.webView.frame = rect;[详细]

2023-02-05 15:35 分类：问答
Save list of CGPoints using NSUserDefaults

I have a bunch of CGPoints from a CCTMXLayer I want to save to NSUserDefaults but cannot seem to figure out an elegant way of doing so.[详细]

2023-02-01 20:20 分类：问答
CGPoint relative to view

Consider a 开发者_开发问答screen point (CGPoint) and a view (UIView), which is somewhere inside the view hierarchy (it can be a subview of other views).[详细]

2023-01-28 03:04 分类：问答
Memory management about CGPoint

refer to CGPointMake explaination needed? Correct me if I am wrong, in the implementation of CGPointMake, CGPoint p; declare a local variable of a struct, which should should be freed after leaving t[详细]

2023-01-16 06:59 分类：问答
Finding closest object to CGPoint

I have four UIViews on a UIScrollView (screen divided into quartiles) On the quartiles, I have a few objects (UIImageViews), on each quartile.[详细]

2023-01-13 06:41 分类：问答
finding location of specific characters in UILabel on iPhone

I have a UILabel with some text, say \"Hello World abcdefg\" The label can have multiple lines, different font sizes etc.[详细]

2023-01-06 11:06 分类：问答
Problems with converting a CGPoint to a string

I have been having problems with converting a CGPoint to a string.I have tried various methods, but this seems like the most promising but it still won\'t work.Any suggestions?[详细]

2023-01-03 19:45 分类：问答
Using CGPoints in an NSArray

I have been trying to create an array stating the location of a UIImageView in an app I\'ve been working on.What I am trying to do is by using an array I can store the location of my \"player\" image[详细]

2023-01-02 18:37 分类：问答