2014/10/15 下午 10:05:05

iphone Programming Glossary: cgrectcontainspoint

http://stackoverflow.com/questions/1230858/iphone-core-data-crashing-on-save

touch touches anyObject CGPoint location touch locationInView txtTo location touch locationInView webViewBody if CGRectContainsPoint webViewBody.bounds location editor loadTextArrayString stringTextArray self presentModalViewController editor animated YES..

How do I scroll the UIScrollView when the keyboard appears?

http://stackoverflow.com/questions/13161666/how-do-i-scroll-the-uiscrollview-when-the-keyboard-appears

Your application might not need or want this behavior. CGRect aRect self.view.frame aRect.size.height kbSize.height if CGRectContainsPoint aRect activeField.frame.origin CGPoint scrollPoint CGPointMake 0.0 activeField.frame.origin.y kbSize.height scrollView setContentOffset..

Geospatial library for the iPhone

http://stackoverflow.com/questions/1782639/geospatial-library-for-the-iphone

180 respectively to make sure you don't have negative numbers convert your CLLocation objects to CGPoint s then use CGRectContainsPoint to figure out if your location is within that rectangle. All of the described functions are part of the standard iPhone..

Adding touch to UIImageView is not working

http://stackoverflow.com/questions/19051048/adding-touch-to-uiimageview-is-not-working

in the target method check if the tapped point is contained in the rect of the imageView frame. Use locationInView and CGRectContainsPoint . Use touchesBegan Moved Ended and check if the imageView frame contains the point of touch using containsPoint . EDIT Add..

Hiding/ Showing UIPickerView

http://stackoverflow.com/questions/2634242/hiding-showing-uipickerview

can this be done void touchesEnded NSSet touches withEvent UIEvent event UITouch touch event allTouches anyObject if CGRectContainsPoint self.textField frame touch locationInView self.view NSString error @ Touched the TextField UIAlertView errorAlert UIAlertView..

collision detection

http://stackoverflow.com/questions/3584810/collision-detection

Paging UIScrollView with peeking neighbor pages

http://stackoverflow.com/questions/3735218/paging-uiscrollview-with-peeking-neighbor-pages

iPhone : OpenGL ES : Detecting if you have tapped a object (cube) on screen

http://stackoverflow.com/questions/4365856/iphone-opengl-es-detecting-if-you-have-tapped-a-object-cube-on-screen

TUNE TUNE 2 TUNE 2 now check that the POINT OF THE TOUCH is inside the rect fingerSquish if CGRectContainsPoint fingerSquish pos NSLog @ WOOP YOU HAVE FOUND THE TOUCHED CUBEY. YOU ARE DONE. this item is the cube being touched. make..

interaction beyond bounds of uiview

http://stackoverflow.com/questions/5432995/interaction-beyond-bounds-of-uiview

radius 100.0 CGRect frame CGRectMake radius radius self.frame.size.width radius self.frame.size.height radius if CGRectContainsPoint frame point return self return nil Edit 2 After clarification In order to ensure that the button is treated as being within..

Keyboard Scroll on Active Text Field - Scrolling to Out of View?

http://stackoverflow.com/questions/7193787/keyboard-scroll-on-active-text-field-scrolling-to-out-of-view

Why doesn't UIView.exclusiveTouch work?

http://stackoverflow.com/questions/843338/why-doesnt-uiview-exclusivetouch-work

the main view to track ALL TOUCHES on screen instead of letting each subview track touches. The best way is to do if CGRectContainsPoint thesubviewIcareAbout.frame theLocationOfTheTouch the subview has been touched do what you want share improve this answer..

Move UIScrollView when keyboard comes into place

http://stackoverflow.com/questions/8590636/move-uiscrollview-when-keyboard-comes-into-place

How do I make a MKAnnotationView touch sensitive?

http://stackoverflow.com/questions/8648263/how-do-i-make-a-mkannotationview-touch-sensitive

that the callout appears above all other views self.superview bringSubviewToFront self we tapped inside the callout if CGRectContainsPoint self.resultView.callButton.frame point hitView self.resultView.callButton else if CGRectContainsPoint self.resultView.addButton.frame.. the callout if CGRectContainsPoint self.resultView.callButton.frame point hitView self.resultView.callButton else if CGRectContainsPoint self.resultView.addButton.frame point hitView self.resultView.addButton else hitView self.resultView.viewDetailsButton.. to avoid transparent areas within your view to allow touches to pass through those parts. If you do need to drill down CGRectContainsPoint can be used the same way I have used it but remember to offset your points into local view coordinates for each view level..

Detect if CGPoint within polygon

http://stackoverflow.com/questions/8952476/detect-if-cgpoint-within-polygon

was a triangle and the CGPoint was moving hoizontally how could I detect when it crossed the triangle line I can use CGRectContainsPoint when the shape is a regular 4 sided shape but I can't see how I would do it with an odd shape. iphone objective c ios cocoa..