Please refer Xamarin Documentation on how to add images to iOS application (opens new window) for more information. But Xamarin has one extra option Vector using which you can upload PDF formatted Vector image which would be automatically scaled depending on the device your application is running on.įor iPhone images Xamarin retains the iOS7 special image size R4 which is used for 4-Inch screen sized iPhone (5, 5S and SE). In XCode you have options of 1x, 2x and 3x to cover the most recent iOS device screen sizes. To add images to the catalog you can simply click on the dashed squares and select the image you want to set for particular option. I will cover only image set, because its the simplest one. This is how the Asset Catalog in Xamarin Studio looks like,Īs shown in above picture there are 5 types of assets you can create within the catalog. # Using Asset Catalogs # Adding image assets to asset catalog Barcode scanning using ZXing library in Xamarin Applications.How to correct the orientation of a picture captured from Android device.Xamarin.Android - Bluetooth communication.Xamarin.Android - How to create a toolbar.Controlling the Screenshot in the iOS Multitasking Switcher.Calculating variable row height in GetHeightForRow.Best practices for migrating from UILocalNotification to User Notifications framework.Try a search for Image ( in Xcode and see if there are any Image views maybe, with default values that are blank. Working with Xib and Storyboards in Xamarin.iOS The error that you are receiving means that somewhere in your code you are initiating an Image ('some name') and passing in an empty string ''.Connecting with Microsoft Cognitive Services.Create and use custom prototype table cells in xamarin.iOS using storyboard.Using iOS Asset Catalogs to Manage Images.UIImageView zoom in combination with UIScrollView.Adding UIRefreshControl to a table view. Generic Xamarin.Forms app lifecycle? Platform-dependant!.
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