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我有動畫開放NSViewController,它嘗試添加子視圖:addSubview奇效
[self.view addSubview:joinToCompanyView];
joinToCompanyView.frame = NSMakeRect(self.view.frame.origin.x + self.view.frame.size.width/2 - joinToCompanyView.frame.size.width/2, self.view.frame.origin.y + self.view.frame.size.height/2 - joinToCompanyView.frame.size.height/2, joinToCompanyView.frame.size.width, joinToCompanyView.frame.size.height);
後我添加此子視圖中,我有奇怪的模糊效果只是爲子視圖:
任何想法會請推薦
爲macos一個解決方案有點複雜CGRect newRect = CGRectMake(viewToOpen.frame.origin.x,viewToOpen.frame.origin.y,viewToOpen.frame.size.width,viewToOpen.frame.size.height); CGRect updatedRect = CGRectIntegral(newRect); [viewToOpen setFrame:NSRectFromCGRect(updatedRect)]; – user170317
是的,但你明白了。如果將幀設置爲浮點數,則在屏幕上顯示時會出現模糊。由於渲染可能不是像素那樣精確。當框架座標四捨五入時,這一點很重要。 –