NSScreencast Episode #112 Giggletouch

Giggletouch - NSScreencast

タッチすると図形と赤ん坊の声が出るアプリの更新

• old app iOS 5
• Sprite Kit
  • XCodeでSprite Kitゲームテンプレート
  • 初心者の為のSprite Kit チュートリアル | Ray Wenderlich
  • 座標の原点が左下（左上ではない）
• GTViewController
  • SKView, SKScene
    • [skView presentScene:scene];
  • didReceiveMemoryWarning
  • display frame rate
    • skView.showsFPS = YES;
    • skView.showsNodeCount = YES;
• GTMyScene
  • touchesBegan
    • spawnNodeAtLocation
      • [sprite runAction:[SKAction colorizeWithColor:[self randomColor]
  • touchesMoved
    • bunch of nodes, frame rate drops
  • randomDuration
    • (CGFloat)(arc4random() % 3 + 1);
    • randomScale, randomShape, randomColor, randomAngle
  • update:(CFTimeInterval)currentTime
    • / Called before each frame is rendered /
• SKAction
  • SKAction *wait = [SKAction waitForDuration:5];
  • SKAction *fadeOut = [SKAction fadeAlphaTo:0 duration:1];
    • [myLabel runAction:[SKAction sequence:@[wait, fadeOut]]];
  • repeatActionForever
  • SKAction *group = [SKAction group:@[rotate, scale]];
    • [sprite runAction:[SKAction sequence:@[ group, fadeAction ]]];
• .xcassets
• Sketch
  • 画像編集ツール
  • ¥7,800