[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarOrientationChange:) name:UIApplicationDidChangeStatusBarOrientationNotification object:nil]; - (void)statusBarOrientationChange:(NSNotification *)notification { UIInterfaceOrientation orientation = [[UIApplication sharedApplication] statusBarOrientation]; if (orientation == UIDeviceOrientationPortrait || orientation == UIDeviceOrientationPortraitUpsideDown) { //翻转为竖屏时 [self constrainsForPortrait]; [self drawKline]; [self drawLine]; [self drawMA5]; [self.tableView reloadData]; } if (orientation==UIDeviceOrientationLandscapeLeft || orientation == UIDeviceOrientationLandscapeRight) { [self constrsinsForLandscape]; [self drawKline]; [self drawLine]; [self drawMA5]; [self.tableView reloadData]; //考虑在里面重绘 } }- (NSInteger)needDrawKlineCount { CGFloat width = 0; UIInterfaceOrientation orientation = [[UIApplication sharedApplication] statusBarOrientation]; if (orientation == UIDeviceOrientationPortrait || orientation == UIDeviceOrientationPortraitUpsideDown) { width = SCREEN_WIDTH-50; }else{ width = SCREEN_HEIGHT - 50; } _needDrawKlineCount = ceil(width/self.rowHeight); return _needDrawKlineCount; }
适配横竖屏的两种方式
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