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2014/10/15 ¤U¤È 10:05:06
iphone Programming Glossary: circleshttp://stackoverflow.com/questions/10820536/get-google-plus-user-friends iphone objective c ios google plus google contacts share improve this question There currently is no API access to circles and friends in Googel . There is an open feature request you can star to get notified if an API method is added. Alternatively..
Indoor navigation hardware/software requirements for iOS http://stackoverflow.com/questions/15732181/indoor-navigation-hardware-software-requirements-for-ios uni already has deployed access points APs . Trilateration converts signal strength to distance and then intersect circles almost exactly like GPS . In general this has poorish accuracy and you need to know the exact position of APs for it to..
http://stackoverflow.com/questions/1878595/how-to-make-a-circular-uiview uiview opengl es uiimageview circle share improve this question I can at least show you a shortcut for drawing circles of arbitrary size. No OpenGL no Core Graphics drawing needed. Import the QuartzCore framework to get access to the .cornerRadius..
How to detect iPhone movement in space using accelerometer? http://stackoverflow.com/questions/2674717/how-to-detect-iphone-movement-in-space-using-accelerometer see it is moving but with a propencity to go more in one direction than the other. This means for example if I draw circles with my device i will see the ball describing curves towards the top left corner of the screen. Something like that http..
http://stackoverflow.com/questions/2720804/how-much-more-complex-is-it-to-draw-simple-curves-lines-and-circles-in-opengl-e much more complex is it to draw simple curves lines and circles in OpenGL ES rather than in Quartz 2D Is OpenGL ES really so much faster Why And is it really so horrible complicated to.. these in Quartz 2D For example I have a UIView subclass with drawRect implemented where I draw some lines curves and circles. Just simple paths with some shadow. What would I do in OpenGL ES Isn't there this nice EAGLView layer thing One thing that..
Multiple MKOverlays on a MKMapView lead to memory warnings http://stackoverflow.com/questions/3370328/multiple-mkoverlays-on-a-mkmapview-lead-to-memory-warnings circle overlays on certain locations. I'm running into serious memory issues and crashes when I add more than 6 circles and I zoom out far enough that they are all visible. When I zoom in such that only 2 circles are visible all is fine. When.. when I add more than 6 circles and I zoom out far enough that they are all visible. When I zoom in such that only 2 circles are visible all is fine. When I remove the MKOverlays everything works fine. Anyone who recognizes this behavior Code that.. mkmapview share improve this question I am seeing the same thing happen. I am drawing MKPolylines instead of circles but I have exactly the same problem. 1 line works fine but when I start to add several and try moving the map around it..
iPhone - Draw transparent rectangle on UIView to reveal view beneath http://stackoverflow.com/questions/3800278/iphone-draw-transparent-rectangle-on-uiview-to-reveal-view-beneath color is set in the same section . topView.opaque NO topView.backgroundColor UIColor clearColor If you want to do circles you have to use Core Graphics aka Quartz 2D . You'll probably want to read the programming guide which is available here..
http://stackoverflow.com/questions/3841642/curve-text-on-existing-circle text on existing circle For an application I am building I have drawn 2 circles. One a bit bigger than the other. I want to curve text between those lines for a circular menu I am building. I read most..
http://stackoverflow.com/questions/4148395/terminating-app-due-to-uncaught-exception-nsrangeexception-reason-nsm iphone dev and objective C. I am very much willing to send over my project for someone to have a look i'm running in circles and have no idea what to do next 2010 11 10 19 38 07.822 iShisha 2698 207 Terminating app due to uncaught exception 'NSRangeException'..
MKOverlay not resizing smoothly http://stackoverflow.com/questions/4876035/mkoverlay-not-resizing-smoothly the old ones. This will give you a smoother resizing specially when the new circle is smaller than the old one. For circles that are bigger you are probably better off using NSOperations to ensure the views are created faster this will make it..
Multi Select Table View Cell and no Selection Style http://stackoverflow.com/questions/4890900/multi-select-table-view-cell-and-no-selection-style return cell However this will never display the check marks on selection although the empty circles are displayed . Any ideas on how to fix it I know it uses undocumented features but I'd really like to add support for the..
Facebook iOS Safari “Cannot Open Page Error” When Authenticating User with Single-Sign-On http://stackoverflow.com/questions/5131178/facebook-ios-safari-cannot-open-page-error-when-authenticating-user-with-singl iOS Safari &ldquo Cannot Open Page Error&rdquo When Authenticating User with Single Sign On I'm spinning in circles with this issue and it looks like Facebook has some open tickets regarding it but I wanted to see if anyone had the same..
how do I calculate heightForRowAtIndexPath when the cell is not even constructed yet? http://stackoverflow.com/questions/5294356/how-do-i-calculate-heightforrowatindexpath-when-the-cell-is-not-even-constructed For example you may have text in your table rows and when they cells become narrower to make space for the delete circles on the right you may want some of the cells to become taller to accommodate the text. The basic approach here is to Make..
http://stackoverflow.com/questions/7825220/draw-text-in-circle-overlay I have subclassed the MKCircleView in which I put the following based on this but the text does not appear. The circles show up correctly. Also tried the first response's solution same result . void drawMapRect MKMapRect mapRect zoomScale MKZoomScale..
http://stackoverflow.com/questions/845662/core-animation-or-opengl-es your subclassed UIView. Then in your implementation of drawRect you'll get the stored last touch point and draw three circles around it using three calls to CGContextAddEllipseInRect as discussed here Quartz 2D Programming Guide Paths registration..
Draw glow around inside edge of multiple CGPaths http://stackoverflow.com/questions/8480401/draw-glow-around-inside-edge-of-multiple-cgpaths invertedImage drawInRect bounds CGContextRestoreGState gc To test it I created an image using a couple of circles and put it in a UIImageView void viewDidLoad super viewDidLoad UIBezierPath path1 UIBezierPath bezierPathWithOvalInRect..
Drawing Smooth Curves - Methods Needed http://stackoverflow.com/questions/8702696/drawing-smooth-curves-methods-needed how to program it in my quartz drawing app. A solid example would be greatly appreciated I have spent weeks running in circles and I can never seem to find any iOS code for this task. Most of the posts just link to a java simulation or pages on wikipedia..
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