¡@
2014/10/15 ¤U¤È 10:13:30
iphone Programming Glossary: rotateResizing UIimages pulled from the Camera also ROTATES the UIimage? http://stackoverflow.com/questions/1260249/resizing-uiimages-pulled-from-the-camera-also-rotates-the-uiimage is getting ROTATED... As a result when I assign the resized UIImage to a UIImageView the image is rotated 90 degrees and appears stretched as the aspect ratio 1200 x 1600 pixels was unchanged... I am using.. being taken into account. Specifically if the imageOrientation is right left then you need to both rotate the image and swap width height. Here is some code to do this UIImage imageByScalingToSize CGSize targetSize.. ref CGContextRelease bitmap CGImageRelease ref return newImage This will resize your image and rotate it to the correct orientation. If you need the definition for radians it is static inline double radians..
How to Rotate a UIImage 90 degrees? http://stackoverflow.com/questions/1315251/how-to-rotate-a-uiimage-90-degrees a UIImage 90 degrees I have a UIImage that is UIImageOrientationUp portrait that I would like to rotate counter clockwise by 90 degrees to landscape . I don't want to use a CGAffineTransform. I want the pixels.. about something like static inline double radians double degrees return degrees M_PI 180 UIImage rotate UIImage src UIImageOrientation orientation UIGraphicsBeginImageContext src.size CGContextRef context..
Is there a documented way to set the iPhone orientation? http://stackoverflow.com/questions/181780/is-there-a-documented-way-to-set-the-iphone-orientation the orientation Update I thought I would provide an example as I am not looking for shouldAutorotateToInterfaceOrientation as I have already implemented that. I want my app to support landscape and portrait.. landscape and portrait in View 1 but only portrait in View 2. I have already implemented shouldAutorotateToInterfaceOrientation for all views but if the user is in landscape mode in View 1 and then switches.. the user is in landscape mode in View 1 and then switches to View 2 I want to force the phone to rotate back to Portrait. iphone objective c cocoa touch share improve this question This is no longer..
iPhone image stretching (skew) http://stackoverflow.com/questions/2351586/iphone-image-stretching-skew but it seems that this cannot be done in such way since it's only a change the perspective of view rotate bring closer farther one side . Maybe CGAffineTransform can be useful If you know the answer please..
http://stackoverflow.com/questions/2496554/easiest-way-to-support-multiple-orientations-how-do-i-load-a-custom-nib-when-th one view then check orientation and load another if needed. You check orientation in shouldAutorotateToInterfaceOrientation returning yes if you want to rotate. I use a navigation controller to manage the.. You check orientation in shouldAutorotateToInterfaceOrientation returning yes if you want to rotate. I use a navigation controller to manage the transition. If I have the portrait view up and the device.. a navigation controller to manage the transition. If I have the portrait view up and the device rotates I push the landscape view and then pop the landscape view when it return to portrait. Edit I return..
How do I reset the scale/zoom of a web app on an orientation change on the iPhone? http://stackoverflow.com/questions/2557801/how-do-i-reset-the-scale-zoom-of-a-web-app-on-an-orientation-change-on-the-iphon no one's yet been able to answer it. When I start the app in portrait mode it works fine. Then I rotate into landscape and it's scaled up. To get it to scale correctly for the landscape mode I have to double..
Landscape Mode ONLY for iPhone or iPad http://stackoverflow.com/questions/2647786/landscape-mode-only-for-iphone-or-ipad your application should always launch in portrait mode initially and then let its view controllers rotate the interface as needed based on the device ™s orientation. If your application runs in landscape mode.. sure that their autoresizing options are set correctly. Override your view controller ™s shouldAutorotateToInterfaceOrientation method and return YES only for the desired landscape orientation and NO for portrait..
Does UIGestureRecognizer work on a UIWebView? http://stackoverflow.com/questions/2909807/does-uigesturerecognizer-work-on-a-uiwebview for my needs. I was able to capture a long press on an element as well as tap swipe pinch and rotate. Of course I was using only local content. Edit You can look in PhoneGap for an example of sending messages..
http://stackoverflow.com/questions/402/iphone-app-in-landscape-mode builder landscape design Note in particular that where it says and you need to use shouldAutorotateToInterfaceOrientation properly everywhere it means everywhere all your fullscreen views. Hope it helps.. and instead put in there newThing.view IT DOES NOT WORK AND THAT'S THAT. The machine will never rotate the view to landscape. There is no trick fix even Apple cannot make it work. The workaround you must..
Want to display a 3D model on the iPhone: how to get started? http://stackoverflow.com/questions/413919/want-to-display-a-3d-model-on-the-iphone-how-to-get-started to display a 3D model on the iPhone how to get started I want to display and rotate a single 3D model preferably textured on the iPhone. Doesn't have to zoom in and out or have a background..
How do I reset after a UIScrollView zoom? http://stackoverflow.com/questions/448285/how-do-i-reset-after-a-uiscrollview-zoom I wasn't even deleting any views or anything. This error was being thrown on zoom and also on rotate. If I delete the object before rotation and re add it afterward it doesn't throw the exception. This..
Can I use CGAffineTransformMakeRotation to rotate a view more than 360 degrees? http://stackoverflow.com/questions/542739/can-i-use-cgaffinetransformmakerotation-to-rotate-a-view-more-than-360-degrees I use CGAffineTransformMakeRotation to rotate a view more than 360 degrees I'm writing an iPhone app and I've got an image which I'ld like to have.. 0.0f But I find that if I try to change the angle of the rotation to say 4 M_PI it doesn't rotate at all. Is it possible to get a 720 rotation using CGAffineTransformRotate or do I have to switch to.. Blake. iphone cocoa touch core animation core graphics share improve this question You can rotate a view by some number of radians regardless of whether it is less than a full rotation or many multiples..
iOS UIImagePickerController result image orientation after upload http://stackoverflow.com/questions/5427656/ios-uiimagepickercontroller-result-image-orientation-after-upload taking a picture holding the phone in portrait the image is uploaded and viewed as it had been rotated 90 degrees. my application is set to only work in portrait modes upsidedown and regular . How can i.. has a property imageOrientation which instructs the UIImageView and other UIImage consumers to rotate the raw image data. There's a good chance that this flag is being saved to the exif data in the uploaded.. data in the uploaded jpeg image but the program you use to view it is not honoring that flag. To rotate the UIImage to display properly when uploaded you can use a category like this UIImage fixOrientation.h..
how to create iphone's wobbling icon effect? http://stackoverflow.com/questions/929364/how-to-create-iphones-wobbling-icon-effect my first foray into animations that's not using an animated GIF. I think the idea is to slightly rotate the image back and forth to create the wobbling effect. I've looked at using CABasicAnimation and CAKeyframeAnimation...
Resizing UIimages pulled from the Camera also ROTATES the UIimage? http://stackoverflow.com/questions/1260249/resizing-uiimages-pulled-from-the-camera-also-rotates-the-uiimage a problem in that somewhere in the RESIZING code my UIImage is getting ROTATED... As a result when I assign the resized UIImage to a UIImageView the image is rotated 90 degrees and appears stretched as the aspect ratio 1200 x 1600 pixels was unchanged... I am using this to get a UIImage from the Camera void imagePickerController.. the imageOrientation on the code that you have is not being taken into account. Specifically if the imageOrientation is right left then you need to both rotate the image and swap width height. Here is some code to do this UIImage imageByScalingToSize CGSize targetSize UIImage sourceImage self CGFloat targetWidth targetSize.width.. bitmap UIImage newImage UIImage imageWithCGImage ref CGContextRelease bitmap CGImageRelease ref return newImage This will resize your image and rotate it to the correct orientation. If you need the definition for radians it is static inline double radians double degrees return degrees M_PI 180 The answer Daniel..
How to Rotate a UIImage 90 degrees? http://stackoverflow.com/questions/1315251/how-to-rotate-a-uiimage-90-degrees to Rotate a UIImage 90 degrees I have a UIImage that is UIImageOrientationUp portrait that I would like to rotate counter clockwise by 90 degrees to landscape . I don't want to use a CGAffineTransform. I want the pixels of the UIImage to actually shift position. I am using.. core graphics rotation share improve this question What about something like static inline double radians double degrees return degrees M_PI 180 UIImage rotate UIImage src UIImageOrientation orientation UIGraphicsBeginImageContext src.size CGContextRef context UIGraphicsGetCurrentContext if orientation UIImageOrientationRight..
Is there a documented way to set the iPhone orientation? http://stackoverflow.com/questions/181780/is-there-a-documented-way-to-set-the-iphone-orientation Are there any documented ways to force the orientation Update I thought I would provide an example as I am not looking for shouldAutorotateToInterfaceOrientation as I have already implemented that. I want my app to support landscape and portrait in View 1 but only portrait in View 2. I have already.. I have already implemented that. I want my app to support landscape and portrait in View 1 but only portrait in View 2. I have already implemented shouldAutorotateToInterfaceOrientation for all views but if the user is in landscape mode in View 1 and then switches to View 2 I want to force the phone to rotate back to Portrait... shouldAutorotateToInterfaceOrientation for all views but if the user is in landscape mode in View 1 and then switches to View 2 I want to force the phone to rotate back to Portrait. iphone objective c cocoa touch share improve this question This is no longer an issue on the later iPhone 3.1.2 SDK. It now appears to honor..
iPhone image stretching (skew) http://stackoverflow.com/questions/2351586/iphone-image-stretching-skew the image should be distorted. I tried to use CATransform3D but it seems that this cannot be done in such way since it's only a change the perspective of view rotate bring closer farther one side . Maybe CGAffineTransform can be useful If you know the answer please write a sample code. Thanks in advance iphone image transform..
http://stackoverflow.com/questions/2496554/easiest-way-to-support-multiple-orientations-how-do-i-load-a-custom-nib-when-th nib xib share improve this question You have to load one view then check orientation and load another if needed. You check orientation in shouldAutorotateToInterfaceOrientation returning yes if you want to rotate. I use a navigation controller to manage the transition. If I have the portrait view up and the device.. load one view then check orientation and load another if needed. You check orientation in shouldAutorotateToInterfaceOrientation returning yes if you want to rotate. I use a navigation controller to manage the transition. If I have the portrait view up and the device rotates I push the landscape view and then pop the landscape.. returning yes if you want to rotate. I use a navigation controller to manage the transition. If I have the portrait view up and the device rotates I push the landscape view and then pop the landscape view when it return to portrait. Edit I return YES for all orientations in shouldAutorotateToInterfaceOrientation..
How do I reset the scale/zoom of a web app on an orientation change on the iPhone? http://stackoverflow.com/questions/2557801/how-do-i-reset-the-scale-zoom-of-a-web-app-on-an-orientation-change-on-the-iphon this question asked a couple of times on Stack Overflow and no one's yet been able to answer it. When I start the app in portrait mode it works fine. Then I rotate into landscape and it's scaled up. To get it to scale correctly for the landscape mode I have to double tap on something twice first to zoom all the way in the..
Landscape Mode ONLY for iPhone or iPad http://stackoverflow.com/questions/2647786/landscape-mode-only-for-iphone-or-ipad application that runs in both portrait and landscape modes your application should always launch in portrait mode initially and then let its view controllers rotate the interface as needed based on the device ™s orientation. If your application runs in landscape mode only however you must perform the following steps to make..
Does UIGestureRecognizer work on a UIWebView? http://stackoverflow.com/questions/2909807/does-uigesturerecognizer-work-on-a-uiwebview inside the UIWebView. Not a good solution but it worked for my needs. I was able to capture a long press on an element as well as tap swipe pinch and rotate. Of course I was using only local content. Edit You can look in PhoneGap for an example of sending messages to the delegate of the UIWebView. In a nutshell you..
http://stackoverflow.com/questions/402/iphone-app-in-landscape-mode are at least three problems bugs at play. try this .. interface builder landscape design Note in particular that where it says and you need to use shouldAutorotateToInterfaceOrientation properly everywhere it means everywhere all your fullscreen views. Hope it helps in this nightmare An important reminder of the ADDITIONAL.. do that only once . Later if you try to remove happyThing.view and instead put in there newThing.view IT DOES NOT WORK AND THAT'S THAT. The machine will never rotate the view to landscape. There is no trick fix even Apple cannot make it work. The workaround you must adopt is having an overall UIViewController that simply sits..
Want to display a 3D model on the iPhone: how to get started? http://stackoverflow.com/questions/413919/want-to-display-a-3d-model-on-the-iphone-how-to-get-started to display a 3D model on the iPhone how to get started I want to display and rotate a single 3D model preferably textured on the iPhone. Doesn't have to zoom in and out or have a background or anything. I have the following an iPhone a MacBook..
How do I reset after a UIScrollView zoom? http://stackoverflow.com/questions/448285/how-do-i-reset-after-a-uiscrollview-zoom instance I'm never deallocating any layers myself. Before I wasn't even deleting any views or anything. This error was being thrown on zoom and also on rotate. If I delete the object before rotation and re add it afterward it doesn't throw the exception. This is not an option for zooming. iphone ios cocoa touch uiscrollview..
Can I use CGAffineTransformMakeRotation to rotate a view more than 360 degrees? http://stackoverflow.com/questions/542739/can-i-use-cgaffinetransformmakerotation-to-rotate-a-view-more-than-360-degrees I use CGAffineTransformMakeRotation to rotate a view more than 360 degrees I'm writing an iPhone app and I've got an image which I'ld like to have swirl outwards. Currently my code looks like this wrapped.. scale M_PI player setTransform swirl player setAlpha 0.0f But I find that if I try to change the angle of the rotation to say 4 M_PI it doesn't rotate at all. Is it possible to get a 720 rotation using CGAffineTransformRotate or do I have to switch to another technology If I have to switch to another technology.. myself or would OpenGL be a better route to go Thanks Blake. iphone cocoa touch core animation core graphics share improve this question You can rotate a view by some number of radians regardless of whether it is less than a full rotation or many multiples of a full rotation without having to split the rotation..
iOS UIImagePickerController result image orientation after upload http://stackoverflow.com/questions/5427656/ios-uiimagepickercontroller-result-image-orientation-after-upload to the server and it viewed like you would expect. when taking a picture holding the phone in portrait the image is uploaded and viewed as it had been rotated 90 degrees. my application is set to only work in portrait modes upsidedown and regular . How can i make the image always show the correct orientation after uploading.. cocoa touch ios share improve this question A UIImage has a property imageOrientation which instructs the UIImageView and other UIImage consumers to rotate the raw image data. There's a good chance that this flag is being saved to the exif data in the uploaded jpeg image but the program you use to view it is not honoring.. a good chance that this flag is being saved to the exif data in the uploaded jpeg image but the program you use to view it is not honoring that flag. To rotate the UIImage to display properly when uploaded you can use a category like this UIImage fixOrientation.h @interface UIImage fixOrientation UIImage fixOrientation..
how to create iphone's wobbling icon effect? http://stackoverflow.com/questions/929364/how-to-create-iphones-wobbling-icon-effect you press down on it. What's the best way to do that This is my first foray into animations that's not using an animated GIF. I think the idea is to slightly rotate the image back and forth to create the wobbling effect. I've looked at using CABasicAnimation and CAKeyframeAnimation. CABasicAnimation creates a jitter every time..
Resizing UIimages pulled from the Camera also ROTATES the UIimage? http://stackoverflow.com/questions/1260249/resizing-uiimages-pulled-from-the-camera-also-rotates-the-uiimage code my UIImage is getting ROTATED... As a result when I assign the resized UIImage to a UIImageView the image is rotated 90 degrees and appears stretched as the aspect ratio 1200 x 1600 pixels was unchanged... I am using this to get a UIImage.. you have is not being taken into account. Specifically if the imageOrientation is right left then you need to both rotate the image and swap width height. Here is some code to do this UIImage imageByScalingToSize CGSize targetSize UIImage sourceImage.. imageWithCGImage ref CGContextRelease bitmap CGImageRelease ref return newImage This will resize your image and rotate it to the correct orientation. If you need the definition for radians it is static inline double radians double degrees..
How to Rotate a UIImage 90 degrees? http://stackoverflow.com/questions/1315251/how-to-rotate-a-uiimage-90-degrees to Rotate a UIImage 90 degrees I have a UIImage that is UIImageOrientationUp portrait that I would like to rotate counter clockwise by 90 degrees to landscape . I don't want to use a CGAffineTransform. I want the pixels of the UIImage.. this question What about something like static inline double radians double degrees return degrees M_PI 180 UIImage rotate UIImage src UIImageOrientation orientation UIGraphicsBeginImageContext src.size CGContextRef context UIGraphicsGetCurrentContext..
Is there a documented way to set the iPhone orientation? http://stackoverflow.com/questions/181780/is-there-a-documented-way-to-set-the-iphone-orientation documented ways to force the orientation Update I thought I would provide an example as I am not looking for shouldAutorotateToInterfaceOrientation as I have already implemented that. I want my app to support landscape and portrait in View 1 but.. my app to support landscape and portrait in View 1 but only portrait in View 2. I have already implemented shouldAutorotateToInterfaceOrientation for all views but if the user is in landscape mode in View 1 and then switches to View 2 I want to.. for all views but if the user is in landscape mode in View 1 and then switches to View 2 I want to force the phone to rotate back to Portrait. iphone objective c cocoa touch share improve this question This is no longer an issue on the later..
iPhone image stretching (skew) http://stackoverflow.com/questions/2351586/iphone-image-stretching-skew use CATransform3D but it seems that this cannot be done in such way since it's only a change the perspective of view rotate bring closer farther one side . Maybe CGAffineTransform can be useful If you know the answer please write a sample code...
http://stackoverflow.com/questions/2496554/easiest-way-to-support-multiple-orientations-how-do-i-load-a-custom-nib-when-th You have to load one view then check orientation and load another if needed. You check orientation in shouldAutorotateToInterfaceOrientation returning yes if you want to rotate. I use a navigation controller to manage the transition. If I.. load another if needed. You check orientation in shouldAutorotateToInterfaceOrientation returning yes if you want to rotate. I use a navigation controller to manage the transition. If I have the portrait view up and the device rotates I push the.. want to rotate. I use a navigation controller to manage the transition. If I have the portrait view up and the device rotates I push the landscape view and then pop the landscape view when it return to portrait. Edit I return YES for all orientations..
How do I reset the scale/zoom of a web app on an orientation change on the iPhone? http://stackoverflow.com/questions/2557801/how-do-i-reset-the-scale-zoom-of-a-web-app-on-an-orientation-change-on-the-iphon on Stack Overflow and no one's yet been able to answer it. When I start the app in portrait mode it works fine. Then I rotate into landscape and it's scaled up. To get it to scale correctly for the landscape mode I have to double tap on something..
Landscape Mode ONLY for iPhone or iPad http://stackoverflow.com/questions/2647786/landscape-mode-only-for-iphone-or-ipad and landscape modes your application should always launch in portrait mode initially and then let its view controllers rotate the interface as needed based on the device ™s orientation. If your application runs in landscape mode only however you must.. mode and make sure that their autoresizing options are set correctly. Override your view controller ™s shouldAutorotateToInterfaceOrientation method and return YES only for the desired landscape orientation and NO for portrait orientations...
Does UIGestureRecognizer work on a UIWebView? http://stackoverflow.com/questions/2909807/does-uigesturerecognizer-work-on-a-uiwebview solution but it worked for my needs. I was able to capture a long press on an element as well as tap swipe pinch and rotate. Of course I was using only local content. Edit You can look in PhoneGap for an example of sending messages to the delegate..
http://stackoverflow.com/questions/402/iphone-app-in-landscape-mode try this .. interface builder landscape design Note in particular that where it says and you need to use shouldAutorotateToInterfaceOrientation properly everywhere it means everywhere all your fullscreen views. Hope it helps in this nightmare.. remove happyThing.view and instead put in there newThing.view IT DOES NOT WORK AND THAT'S THAT. The machine will never rotate the view to landscape. There is no trick fix even Apple cannot make it work. The workaround you must adopt is having an..
Want to display a 3D model on the iPhone: how to get started? http://stackoverflow.com/questions/413919/want-to-display-a-3d-model-on-the-iphone-how-to-get-started to display a 3D model on the iPhone how to get started I want to display and rotate a single 3D model preferably textured on the iPhone. Doesn't have to zoom in and out or have a background or anything. I..
How do I reset after a UIScrollView zoom? http://stackoverflow.com/questions/448285/how-do-i-reset-after-a-uiscrollview-zoom layers myself. Before I wasn't even deleting any views or anything. This error was being thrown on zoom and also on rotate. If I delete the object before rotation and re add it afterward it doesn't throw the exception. This is not an option for..
Can I use CGAffineTransformMakeRotation to rotate a view more than 360 degrees? http://stackoverflow.com/questions/542739/can-i-use-cgaffinetransformmakerotation-to-rotate-a-view-more-than-360-degrees I use CGAffineTransformMakeRotation to rotate a view more than 360 degrees I'm writing an iPhone app and I've got an image which I'ld like to have swirl outwards. Currently.. swirl player setAlpha 0.0f But I find that if I try to change the angle of the rotation to say 4 M_PI it doesn't rotate at all. Is it possible to get a 720 rotation using CGAffineTransformRotate or do I have to switch to another technology.. route to go Thanks Blake. iphone cocoa touch core animation core graphics share improve this question You can rotate a view by some number of radians regardless of whether it is less than a full rotation or many multiples of a full rotation..
iOS UIImagePickerController result image orientation after upload http://stackoverflow.com/questions/5427656/ios-uiimagepickercontroller-result-image-orientation-after-upload you would expect. when taking a picture holding the phone in portrait the image is uploaded and viewed as it had been rotated 90 degrees. my application is set to only work in portrait modes upsidedown and regular . How can i make the image always.. question A UIImage has a property imageOrientation which instructs the UIImageView and other UIImage consumers to rotate the raw image data. There's a good chance that this flag is being saved to the exif data in the uploaded jpeg image but.. saved to the exif data in the uploaded jpeg image but the program you use to view it is not honoring that flag. To rotate the UIImage to display properly when uploaded you can use a category like this UIImage fixOrientation.h @interface UIImage..
how to create iphone's wobbling icon effect? http://stackoverflow.com/questions/929364/how-to-create-iphones-wobbling-icon-effect to do that This is my first foray into animations that's not using an animated GIF. I think the idea is to slightly rotate the image back and forth to create the wobbling effect. I've looked at using CABasicAnimation and CAKeyframeAnimation. CABasicAnimation..
Drawing rotated text with NSString drawInRect http://stackoverflow.com/questions/10289898/drawing-rotated-text-with-nsstring-drawinrect context UIColor blackColor .CGColor NSString string @ some test string UIFont font UIFont systemFontOfSize 16.0 Rotate the context 90 degrees convert to radians CGAffineTransform transform1 CGAffineTransformMakeRotation 90.0 M_PI 180.0 CGContextConcatCTM..
Rotate MapView using Compass orientation http://stackoverflow.com/questions/1245461/rotate-mapview-using-compass-orientation MapView using Compass orientation Is it possible to have an embedded MKMapView rotate to always face the direction the.. not expose the functionality. However I wonder if it would work to rotate the entire view using CGAffineTransformMakeRotate . Would it affect tapping and zooming Is there a better way iphone cocoa touch iphone 3gs share improve this question..
How to Rotate a UIImage 90 degrees? http://stackoverflow.com/questions/1315251/how-to-rotate-a-uiimage-90-degrees to Rotate a UIImage 90 degrees I have a UIImage that is UIImageOrientationUp portrait that I would like to rotate counter clockwise.. imageRef colorSpaceInfo bitmapInfo if sourceImage.imageOrientation UIImageOrientationRight CGContextRotateCTM bitmap radians 90 CGContextTranslateCTM bitmap 0 targetHeight else if sourceImage.imageOrientation UIImageOrientationLeft.. 90 CGContextTranslateCTM bitmap 0 targetHeight else if sourceImage.imageOrientation UIImageOrientationLeft CGContextRotateCTM bitmap radians 90 CGContextTranslateCTM bitmap targetWidth 0 else if sourceImage.imageOrientation UIImageOrientationDown..
CGAffineTransformMakeRotation counter clockwise always http://stackoverflow.com/questions/13791582/cgaffinetransformmakerotation-counter-clockwise-always 1 CGAffineTransform transform CGAffineTransformMakeRotation angle circle1ImgVw.transform CGAffineTransformRotate transform angle ends animation UIView commitAnimations this doesn't make rotation counter clockwise for rotations greater.. ios xcode ipad share improve this question I had a similar issue check the accepted answer out it might help you Rotate a UIView clockwise for an angle greater than 180 degrees In response to comments maybe this will help In my code I actually..
Rotate UIViewController to counteract changes in UIInterfaceOrientation http://stackoverflow.com/questions/2489845/rotate-uiviewcontroller-to-counteract-changes-in-uiinterfaceorientation UIViewController to counteract changes in UIInterfaceOrientation I've been searching a lot on this and can't find anything.. UIInterfaceOrientationLandscapeRight interfaceOrientation UIInterfaceOrientationLandscapeLeft void willRotateToInterfaceOrientation UIInterfaceOrientation toInterfaceOrientation duration NSTimeInterval duration super willRotateToInterfaceOrientation.. UIInterfaceOrientation toInterfaceOrientation duration NSTimeInterval duration super willRotateToInterfaceOrientation toInterfaceOrientation duration duration if toInterfaceOrientation UIInterfaceOrientationPortrait..
How To Rotate An MPMoviePlayerController http://stackoverflow.com/questions/3019200/how-to-rotate-an-mpmovieplayercontroller To Rotate An MPMoviePlayerController I am building an iPhone app that plays videos on demand from a web service. The videos play..
UIImageView Gestures (Zoom, Rotate) Question http://stackoverflow.com/questions/3448614/uiimageview-gestures-zoom-rotate-question Gestures Zoom Rotate Question I would like to make 2 operations to an UIImageView zoom rotate I have 2 problems A. I make an operation for zoom.. UIRotationGestureRecognizer rotateGesture UIRotationGestureRecognizer alloc initWithTarget self action @selector handleRotateGesture foo addGestureRecognizer rotateGesture rotateGesture release handle pinch gesture IBAction handlePinchGesture UIGestureRecognizer.. if factor 1 lastScaleFactor factor 1 else lastScaleFactor factor handle rotate gesture IBAction handleRotateGesture UIGestureRecognizer sender CGFloat rotation UIRotationGestureRecognizer sender rotation CGAffineTransform transform..
Get PDF hyperlinks on iOS with Quartz http://stackoverflow.com/questions/4080373/get-pdf-hyperlinks-on-ios-with-quartz uriString encoding NSUTF8StringEncoding CGRect rect CGRectMake coords 0 coords 1 coords 2 coords 3 CGPDFInteger pageRotate 0 CGPDFDictionaryGetInteger pageDictionary Rotate pageRotate CGRect pageRect CGRectIntegral CGPDFPageGetBoxRect page kCGPDFMediaBox.. rect CGRectMake coords 0 coords 1 coords 2 coords 3 CGPDFInteger pageRotate 0 CGPDFDictionaryGetInteger pageDictionary Rotate pageRotate CGRect pageRect CGRectIntegral CGPDFPageGetBoxRect page kCGPDFMediaBox if pageRotate 90 pageRotate 270 CGFloat.. coords 0 coords 1 coords 2 coords 3 CGPDFInteger pageRotate 0 CGPDFDictionaryGetInteger pageDictionary Rotate pageRotate CGRect pageRect CGRectIntegral CGPDFPageGetBoxRect page kCGPDFMediaBox if pageRotate 90 pageRotate 270 CGFloat temp pageRect.size.width..
I want to use animation to imageview using UIanimationtransitioncurl right or left. Is it possible? http://stackoverflow.com/questions/4780488/i-want-to-use-animation-to-imageview-using-uianimationtransitioncurl-right-or-le wish to display. CGAffineTransform rotate CGAffineTransformMakeRotation 3.14 2 containerViewParent setTransform rotate Rotate the containerViewParent. self.view addSubview containerViewParent Add it to the main view. rotate CGAffineTransformMakeRotation.. Add it to the main view. rotate CGAffineTransformMakeRotation 3.14 2 containerView setTransform rotate Rotate the containerView. self.containerViewParent addSubview containerView Add it to the self.containerViewParent. self.containerView..
iPhone Landscape-Only Utility-Template Application http://stackoverflow.com/questions/525737/iphone-landscape-only-utility-template-application 2.0 Set the center point of the view to the center point of the window's content area. self.view.center center Rotate the view 90 degrees around its new center point. transform CGAffineTransformRotate transform M_PI 2.0 self.view.transform..
iOS UIImagePickerController result image orientation after upload http://stackoverflow.com/questions/5427656/ios-uiimagepickercontroller-result-image-orientation-after-upload return self We need to calculate the proper transformation to make the image upright. We do it in 2 steps Rotate if Left Right Down and then flip if Mirrored. CGAffineTransform transform CGAffineTransformIdentity switch self.imageOrientation.. transform CGAffineTransformTranslate transform self.size.width self.size.height transform CGAffineTransformRotate transform M_PI break case UIImageOrientationLeft case UIImageOrientationLeftMirrored transform CGAffineTransformTranslate.. transform CGAffineTransformTranslate transform self.size.width 0 transform CGAffineTransformRotate transform M_PI_2 break case UIImageOrientationRight case UIImageOrientationRightMirrored transform CGAffineTransformTranslate..
Rotate image on center using one finger touch http://stackoverflow.com/questions/5468559/rotate-image-on-center-using-one-finger-touch image on center using one finger touch I want to rotate the below image on a center point using one finger touch... And.. our finger moved to from float newAngle angle toAngle fromAngle NSLog @ new angle .2f newAngle CGAffineTransform cgaRotate CGAffineTransformMakeRotation newAngle imageView.transform cgaRotate angle newAngle Can any one help me iphone image rotation.. @ new angle .2f newAngle CGAffineTransform cgaRotate CGAffineTransformMakeRotation newAngle imageView.transform cgaRotate angle newAngle Can any one help me iphone image rotation share improve this question Wasn't totally sure what you were..
How to programmatically rotate image by 90 Degrees in iPhone? [duplicate] http://stackoverflow.com/questions/5581241/how-to-programmatically-rotate-image-by-90-degrees-in-iphone to programmatically rotate image by 90 Degrees in iPhone duplicate Possible Duplicate How to Rotate a UIImage 90 degrees How to programmatically rotate image by 90 Degrees in iPhone iphone objective c cocoa touch ios4 image..
In OpenGL ES, how do I convert screen coordinates to world coordinates? http://stackoverflow.com/questions/611468/in-opengl-es-how-do-i-convert-screen-coordinates-to-world-coordinates orthographic projection glMatrixMode GL_PROJECTION glLoadIdentity glOrthof 240.0f 240.0f 160.0f 160.0f 1.0f 1.0f Rotate into landscape mode glMatrixMode GL_MODELVIEW glLoadIdentity glRotatef 90.0f 0.0f 1.0f 0.0f This makes it so that world.. glOrthof 240.0f 240.0f 160.0f 160.0f 1.0f 1.0f Rotate into landscape mode glMatrixMode GL_MODELVIEW glLoadIdentity glRotatef 90.0f 0.0f 1.0f 0.0f This makes it so that world coordinates 240 160 maps to the top left of the screen bottom left in..
how to display UIActivityIndicatorView BEFORE rotation begins http://stackoverflow.com/questions/7041261/how-to-display-uiactivityindicatorview-before-rotation-begins a cache and updates the display. The problem is or seems to be that the display is not updated between the willRotateToInterfaceOrientation duration and the willAnimateRotationToInterfaceOrientation duration method. So asking iOS to show.. the willAnimateRotationToInterfaceOrientation duration method. So asking iOS to show UIActivityIndicator view in willRotate method doesn't actually affect the display until after the willAnimateRotation method. The following code illustrates the.. interfaceOrientation return interfaceOrientation UIInterfaceOrientationPortraitUpsideDown void willRotateToInterfaceOrientation UIInterfaceOrientation toInterfaceOrientation duration NSTimeInterval duration NSLog @ willRotate..
How to rotate a Direction Arrow to particular location http://stackoverflow.com/questions/7173925/how-to-rotate-a-direction-arrow-to-particular-location self.strAccuracy NSString stringWithFormat @ .1fmi newHeading.headingAccuracy lblAccuracy setText self.strAccuracy Rotate Bearing View self rotateBearingView bearingView radians radians For Rotate Niddle CGFloat angle RadiansToDegrees radians.. lblAccuracy setText self.strAccuracy Rotate Bearing View self rotateBearingView bearingView radians radians For Rotate Niddle CGFloat angle RadiansToDegrees radians self setLatLonForDistanceAndAngle self rotateArrowView arrowView degrees angle..
iOS Pinch Scale and Two Finger Rotate at same time http://stackoverflow.com/questions/8108768/ios-pinch-scale-and-two-finger-rotate-at-same-time Pinch Scale and Two Finger Rotate at same time Here is my code viewDidLoad UIPinchGestureRecognizer pinch UIPinchGestureRecognizer alloc initWithTarget self.. @selector pinch self.canvas addGestureRecognizer pinch pinch.delegate self UIRotationGestureRecognizer twoFingersRotate UIRotationGestureRecognizer alloc initWithTarget self action @selector pinchRotate self canvas addGestureRecognizer twoFingersRotate.. twoFingersRotate UIRotationGestureRecognizer alloc initWithTarget self action @selector pinchRotate self canvas addGestureRecognizer twoFingersRotate twoFingersRotate.delegate self Code For Pinches and Rotates BOOL gestureRecognizer..
UINavigationController Force Rotate http://stackoverflow.com/questions/9826920/uinavigationcontroller-force-rotate Force Rotate My application is primarily portrait however there is one view that REQUIRES a landscape orientation. My views are contained..
|