{"id":2933,"date":"2014-07-29T23:42:40","date_gmt":"2014-07-29T14:42:40","guid":{"rendered":"http:\/\/lepetit-prince.net\/ios\/?p=2933"},"modified":"2014-07-29T23:42:40","modified_gmt":"2014-07-29T14:42:40","slug":"%e5%86%86%e5%bc%a7%e3%82%b9%e3%83%a9%e3%82%a4%e3%83%80%e3%83%bc","status":"publish","type":"post","link":"https:\/\/lepetit-prince.net\/ios\/?p=2933","title":{"rendered":"\u5186\u5f27\u30b9\u30e9\u30a4\u30c0\u30fc"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lh6.googleusercontent.com\/-ieZ_BlRiuIU\/U9eyiCteqnI\/AAAAAAAACd8\/cZjvP_2DXCk\/s288\/Screen%2520Shot%25202014-07-29%2520at%252011.40.47%2520PM.png\" width=\"288\" height=\"164\" alt=\"iPhone\u5186\u5f27\u30b9\u30e9\u30a4\u30c0\u30fc\" class=\"alignnone\" \/><br \/>\n<\/p>\n<p>\n\u5f27\u306e\u4e0a\u3092\u5de6\u53f3\u306b\u30b9\u30e9\u30a4\u30c9\u3059\u308b\u68d2\u3092\u30d4\u30e7\u30f3\u30d4\u30e7\u30f3\u98db\u3070\u3059iPhone\u30a2\u30d7\u30ea\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3092\u63cf\u3044\u3066\u307f\u307e\u3059\u3002\n<\/p>\n<p>\n<iframe loading=\"lazy\" width=\"620\" height=\"349\" src=\"https:\/\/www.youtube.com\/embed\/IHlUzP8Qojo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #d12f1b\"><span style=\"color: #78492a\">#import <\/span>&#8220;ViewController.h&#8221;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #4f8187\"><span style=\"color: #bb2ca2\">@interface<\/span><span style=\"color: #000000\"> <\/span>ViewController<span style=\"color: #000000\"> ()<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #bb2ca2\">@property<span style=\"color: #000000\"> (<\/span>nonatomic<span style=\"color: #000000\">, <\/span>weak<span style=\"color: #000000\">) <\/span><span style=\"color: #703daa\">UIView<\/span><span style=\"color: #000000\"> *arrow;<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #bb2ca2\">@property<span style=\"color: #000000\"> (<\/span>nonatomic<span style=\"color: #000000\">, <\/span>weak<span style=\"color: #000000\">) <\/span><span style=\"color: #703daa\">UIView<\/span><span style=\"color: #000000\"> *pin;<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #bb2ca2\">@end<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span style=\"color: #bb2ca2\">@implementation<\/span> ViewController<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)viewDidLoad<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">{<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<\/span><span style=\"color: #bb2ca2\">super<\/span><span style=\"color: #000000\"> <\/span>viewDidLoad<span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\">.<\/span>view<span style=\"color: #000000\">.<\/span>backgroundColor<span style=\"color: #000000\"> = [<\/span>UIColor<span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">colorWithRed<\/span><span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.1<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">green<\/span><span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.8<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">blue<\/span><span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.1<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">alpha<\/span><span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">1<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #31595d\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\"> <\/span>createArrow<span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #31595d\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\"> <\/span>createGuideLine<span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #31595d\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\"> <\/span>createPin<span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)createArrow<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">{<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #703daa\">UIView<\/span> *arrow = [[<span style=\"color: #703daa\">UIView<\/span> <span style=\"color: #3d1d81\">alloc<\/span>] <span style=\"color: #3d1d81\">initWithFrame<\/span>:<span style=\"color: #3d1d81\">CGRectMake<\/span>(<span style=\"color: #272ad8\">0<\/span>, <span style=\"color: #272ad8\">0<\/span>, <span style=\"color: #272ad8\">30<\/span>, <span style=\"color: #272ad8\">80<\/span>)];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>arrow.<\/span>backgroundColor<span style=\"color: #000000\"> = [<\/span>UIColor<span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">clearColor<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>arrow.<\/span><span style=\"color: #703daa\">center<\/span><span style=\"color: #000000\"> = <\/span>CGPointMake<span style=\"color: #000000\">(<\/span>CGRectGetMidX<span style=\"color: #000000\">(<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">view<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">frame<\/span><span style=\"color: #000000\">), <\/span><span style=\"color: #272ad8\">400<\/span><span style=\"color: #000000\">);<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #703daa\">view<\/span> <span style=\"color: #3d1d81\">addSubview<\/span>:arrow];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">arrow<\/span> = arrow;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><span class=\"Apple-converted-space\">\u00a0\u00a0 \u00a0<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><\/span>UIBezierPath<span style=\"color: #000000\"> *path = [<\/span>UIBezierPath<span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">bezierPath<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[path <\/span>moveToPoint<span style=\"color: #000000\">:<\/span>CGPointMake<span style=\"color: #000000\">(<\/span><span style=\"color: #272ad8\">15<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #272ad8\">0<\/span><span style=\"color: #000000\">)];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[path <\/span>addLineToPoint<span style=\"color: #000000\">:<\/span>CGPointMake<span style=\"color: #000000\">(<\/span><span style=\"color: #272ad8\">30<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #272ad8\">20<\/span><span style=\"color: #000000\">)];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[path <\/span>addLineToPoint<span style=\"color: #000000\">:<\/span>CGPointMake<span style=\"color: #000000\">(<\/span><span style=\"color: #272ad8\">30<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #272ad8\">80<\/span><span style=\"color: #000000\">)];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[path <\/span>addLineToPoint<span style=\"color: #000000\">:<\/span>CGPointMake<span style=\"color: #000000\">(<\/span><span style=\"color: #272ad8\">0<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #272ad8\">80<\/span><span style=\"color: #000000\">)];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[path <\/span>addLineToPoint<span style=\"color: #000000\">:<\/span>CGPointMake<span style=\"color: #000000\">(<\/span><span style=\"color: #272ad8\">0<\/span><span style=\"color: #000000\">, <\/span><span style=\"color: #272ad8\">20<\/span><span style=\"color: #000000\">)];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[path <span style=\"color: #3d1d81\">closePath<\/span>];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><\/span>CAShapeLayer<span style=\"color: #000000\"> *l = [<\/span>CAShapeLayer<span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">layer<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>l.<span style=\"color: #703daa\">path<\/span> = path.<span style=\"color: #703daa\">CGPath<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>l.<\/span>strokeColor<span style=\"color: #000000\"> = [<\/span>UIColor<span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">whiteColor<\/span><span style=\"color: #000000\">].<\/span>CGColor<span style=\"color: #000000\">;<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><span class=\"Apple-converted-space\">\u00a0\u00a0 \u00a0<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">float<\/span> hue = (<span style=\"color: #3d1d81\">arc4random<\/span>() % <span style=\"color: #272ad8\">10<\/span>) * <span style=\"color: #272ad8\">0.1<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>l.<\/span><span style=\"color: #703daa\">fillColor<\/span><span style=\"color: #000000\"> = [<\/span><span style=\"color: #703daa\">UIColor<\/span><span style=\"color: #000000\"> <\/span>colorWithHue<span style=\"color: #000000\">:hue <\/span>saturation<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.8<\/span><span style=\"color: #000000\"> <\/span>brightness<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">1<\/span><span style=\"color: #000000\"> <\/span>alpha<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">1<\/span><span style=\"color: #000000\">].<\/span><span style=\"color: #703daa\">CGColor<\/span><span style=\"color: #000000\">;<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[arrow.<span style=\"color: #703daa\">layer<\/span> <span style=\"color: #3d1d81\">addSublayer<\/span>:l];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)createGuideLine<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">{<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><\/span><span style=\"color: #703daa\">CGPoint<\/span><span style=\"color: #000000\"> o = <\/span>CGPointMake<span style=\"color: #000000\">(<\/span>CGRectGetMidX<span style=\"color: #000000\">(<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">view<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">frame<\/span><span style=\"color: #000000\">), <\/span><span style=\"color: #272ad8\">260<\/span><span style=\"color: #000000\">);<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><\/span><span style=\"color: #703daa\">UIBezierPath<\/span><span style=\"color: #000000\"> *path = [<\/span><span style=\"color: #703daa\">UIBezierPath<\/span><span style=\"color: #000000\"> <\/span>bezierPathWithArcCenter<span style=\"color: #000000\">:o <\/span>radius<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">140<\/span><span style=\"color: #000000\"> <\/span>startAngle<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.2<\/span><span style=\"color: #000000\">*<\/span><span style=\"color: #78492a\">M_PI<\/span><span style=\"color: #000000\"> <\/span>endAngle<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.8<\/span><span style=\"color: #000000\">*<\/span><span style=\"color: #78492a\">M_PI<\/span><span style=\"color: #000000\"> <\/span>clockwise<span style=\"color: #000000\">:<\/span><span style=\"color: #bb2ca2\">YES<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><\/span>CAShapeLayer<span style=\"color: #000000\"> *l = [<\/span>CAShapeLayer<span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">layer<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>l.<span style=\"color: #703daa\">path<\/span> = path.<span style=\"color: #703daa\">CGPath<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>l.<\/span>fillColor<span style=\"color: #000000\"> = [<\/span>UIColor<span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">clearColor<\/span><span style=\"color: #000000\">].<\/span>CGColor<span style=\"color: #000000\">;<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>l.<\/span>strokeColor<span style=\"color: #000000\"> = [<\/span>UIColor<span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">whiteColor<\/span><span style=\"color: #000000\">].<\/span>CGColor<span style=\"color: #000000\">;<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>l.<span style=\"color: #703daa\">lineWidth<\/span> = <span style=\"color: #272ad8\">5<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #703daa\">view<\/span>.<span style=\"color: #703daa\">layer<\/span> <span style=\"color: #3d1d81\">addSublayer<\/span>:l];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)createPin<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">{<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #703daa\">UIView<\/span> *pin = [[<span style=\"color: #703daa\">UIView<\/span> <span style=\"color: #3d1d81\">alloc<\/span>] <span style=\"color: #3d1d81\">initWithFrame<\/span>:<span style=\"color: #3d1d81\">CGRectMake<\/span>(<span style=\"color: #272ad8\">0<\/span>, <span style=\"color: #272ad8\">0<\/span>, <span style=\"color: #272ad8\">20<\/span>, <span style=\"color: #272ad8\">20<\/span>)];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>pin.<\/span>layer<span style=\"color: #000000\">.<\/span>cornerRadius<span style=\"color: #000000\"> = <\/span><span style=\"color: #272ad8\">10<\/span><span style=\"color: #000000\">;<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>pin.<\/span>backgroundColor<span style=\"color: #000000\"> = [<\/span>UIColor<span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">lightGrayColor<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>pin.<span style=\"color: #703daa\">center<\/span> = <span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">arrow<\/span>.<span style=\"color: #703daa\">center<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>pin.<\/span>userInteractionEnabled<span style=\"color: #000000\"> = <\/span><span style=\"color: #bb2ca2\">NO<\/span><span style=\"color: #000000\">;<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #703daa\">view<\/span> <span style=\"color: #3d1d81\">addSubview<\/span>:pin];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><span class=\"Apple-converted-space\">\u00a0\u00a0 \u00a0<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">pin<\/span> = pin;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)touchesMoved:(<span style=\"color: #703daa\">NSSet<\/span> *)touches withEvent:(<span style=\"color: #703daa\">UIEvent<\/span> *)event<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">{<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><\/span><span style=\"color: #703daa\">CGPoint<\/span><span style=\"color: #000000\"> o = <\/span>CGPointMake<span style=\"color: #000000\">(<\/span>CGRectGetMidX<span style=\"color: #000000\">(<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">view<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">frame<\/span><span style=\"color: #000000\">), <\/span><span style=\"color: #272ad8\">260<\/span><span style=\"color: #000000\">);<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #703daa\">CGPoint<\/span> p = [[touches <span style=\"color: #3d1d81\">anyObject<\/span>] <span style=\"color: #3d1d81\">locationInView<\/span>:<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #703daa\">view<\/span>];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">if<\/span> (p.<span style=\"color: #703daa\">x<\/span> &gt; <span style=\"color: #272ad8\">40<\/span> &amp;&amp; p.<span style=\"color: #703daa\">x<\/span> &lt; <span style=\"color: #272ad8\">280<\/span>) {<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">float<\/span> y = <span style=\"color: #3d1d81\">sqrtf<\/span>(<span style=\"color: #3d1d81\">powf<\/span>(<span style=\"color: #272ad8\">140<\/span>, <span style=\"color: #272ad8\">2<\/span>) &#8211; <span style=\"color: #3d1d81\">powf<\/span>(p.<span style=\"color: #703daa\">x<\/span> &#8211; o.<span style=\"color: #703daa\">x<\/span>, <span style=\"color: #272ad8\">2<\/span>)) + o.<span style=\"color: #703daa\">y<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">arrow<\/span>.<span style=\"color: #703daa\">center<\/span> = <span style=\"color: #3d1d81\">CGPointMake<\/span>(p.<span style=\"color: #703daa\">x<\/span>, y);<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">pin<\/span>.<span style=\"color: #703daa\">center<\/span> = <span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">arrow<\/span>.<span style=\"color: #703daa\">center<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><span class=\"Apple-converted-space\">\u00a0\u00a0 \u00a0 \u00a0 \u00a0<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">float<\/span> da = <span style=\"color: #78492a\">M_PI<\/span> \/ <span style=\"color: #272ad8\">360.0<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span><\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #4f8187\">arrow<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">transform<\/span><span style=\"color: #000000\"> = <\/span>CGAffineTransformMakeRotation<span style=\"color: #000000\">(da * (<\/span><span style=\"color: #272ad8\">160.0<\/span><span style=\"color: #000000\">-p.<\/span><span style=\"color: #703daa\">x<\/span><span style=\"color: #000000\">));<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)touchesEnded:(<span style=\"color: #703daa\">NSSet<\/span> *)touches withEvent:(<span style=\"color: #703daa\">UIEvent<\/span> *)event<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">{<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #703daa\">CGFloat<\/span> angle = [(<span style=\"color: #703daa\">NSNumber<\/span> *)[<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">arrow<\/span>.<span style=\"color: #703daa\">layer<\/span> <span style=\"color: #3d1d81\">valueForKeyPath<\/span>:<span style=\"color: #d12f1b\">@&#8221;transform.rotation.z&#8221;<\/span>] <span style=\"color: #3d1d81\">floatValue<\/span>] + <span style=\"color: #78492a\">M_PI<\/span>\/<span style=\"color: #272ad8\">2.0<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<\/span><span style=\"color: #703daa\">UIView<\/span><span style=\"color: #000000\"> <\/span>animateWithDuration<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.5<\/span><span style=\"color: #000000\"> <\/span>animations<span style=\"color: #000000\">:^{<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">float<\/span> r = (<span style=\"color: #3d1d81\">arc4random<\/span>() % <span style=\"color: #272ad8\">100<\/span>) + <span style=\"color: #272ad8\">200<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">float<\/span> x = -r * <span style=\"color: #3d1d81\">cos<\/span>(angle) + <span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">arrow<\/span>.<span style=\"color: #703daa\">center<\/span>.<span style=\"color: #703daa\">x<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">float<\/span> y = -r * <span style=\"color: #3d1d81\">sin<\/span>(angle) + <span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">arrow<\/span>.<span style=\"color: #703daa\">center<\/span>.<span style=\"color: #703daa\">y<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">arrow<\/span>.<span style=\"color: #703daa\">center<\/span> = <span style=\"color: #3d1d81\">CGPointMake<\/span>(x, y);<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>} <span style=\"color: #3d1d81\">completion<\/span>:^(<span style=\"color: #bb2ca2\">BOOL<\/span> finished) {<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span>[<span style=\"color: #bb2ca2\">self<\/span> <span style=\"color: #31595d\">createArrow<\/span>];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span>[<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #703daa\">view<\/span> <span style=\"color: #3d1d81\">addSubview<\/span>:<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">pin<\/span>];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">pin<\/span>.<span style=\"color: #703daa\">center<\/span> = <span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">arrow<\/span>.<span style=\"color: #703daa\">center<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>}];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #bb2ca2\">@end<\/p>\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f27\u306e\u4e0a\u3092\u5de6\u53f3\u306b\u30b9\u30e9\u30a4\u30c9\u3059\u308b\u68d2\u3092\u30d4\u30e7\u30f3\u30d4\u30e7\u30f3\u98db\u3070\u3059iPho&#8230;<\/p>\n","protected":false},"author":2,"featured_media":2935,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[116,24,119],"class_list":["post-2933","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ios","tag-ios7","tag-iphone","tag-objective-c"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/lepetit-prince.net\/ios\/wp-content\/uploads\/a2c59502d7537269bb64347fd68513e2.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=\/wp\/v2\/posts\/2933","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2933"}],"version-history":[{"count":1,"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=\/wp\/v2\/posts\/2933\/revisions"}],"predecessor-version":[{"id":2934,"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=\/wp\/v2\/posts\/2933\/revisions\/2934"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=\/wp\/v2\/media\/2935"}],"wp:attachment":[{"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2933"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2933"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2933"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}