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Nativescript colorpicker import12/14/2023 One thing to notice is that the iOS library call will return the filename for the scaled image instead of an image object, so we have an extra step to load the image from the file and then save it on our own app documents folder to work with. For iOS, we call PHImageManager.requestImageForAssetTargetSizeContentModeOptionsResultHandler to scale the image. For Android devices, we make native calls to to resize the image. Now we can add the chooseImage function to the methods: from "tns-core-modules/platform" to your imports section to use these helpers). We'll modify the XML in Home.vue and remove the original Label element before adding a new GridLayout that will display both buttons side by side: Īdd the import for the new plugin to the top of your section: const imagepicker = require("nativescript-imagepicker") With permissions added, now we'll edit the Home.vue component to add a new button and the function it will call to use the image picker plugin. You will also run into a problem using this plugin on newer versions of Android, so add the following to the NSCameraUsageDescription Edit app/App_Resources/Android/src/main/AndroidManifest.xml and add the following permission requests to the other entries if not already present: Install this plugin with the CLI command: tns plugin add nativescript-imagepickerįirst we'll need to add some permissions to the Android and iOS configuration files, as you'll need these before you can release your application to the App store. In order to use device images, Nativescript has the nativescript-imagepicker plugin which allows us to select an image from the device to work with. The gallery application lets you take new pictures with the device camera, but it would be nice to add images already on your device. Once that's all done, run the app on your simulator to ensure the image gallery is working properly. node_modules/.bin/update-ns-webpack -configs. You'll get a warning about some changes to nativescript-dev-webpack so you'll also need to run. After editing package.json, have NPM update the packages by running npm i. Using a tool like NCU, we'll see that some other packages can be updated:įor this post, we'll only update tns-core-modules and nativescript-dev-webpack to their latest versions. You'll get some warnings to update the Nativescript platform and core modules packages to match the current CLI version. Clone the camera gallery app from the previous post using: git clone ns6imagesĬhange to that directory and make sure your Nativescript app environment is ok using tns doctor. Nativescript 6.3.2 was released recently and will be the version used in this post (use this version if you're coding your own copy from here or the Github repo to avoid errors from breaking version changes). This post will show how to extend this app to allow adding images from the device, and how to use Nativescript to resize, save and edit images in your own application. Package com.example import import import import import import import import .platform.ComposeView import import .In a previous post, I went over how to create a Nativescript Vue image gallery app that uses the device camera to take photos, displays those pictures in a simple image gallery, uses Font Awesome icons, and maintains state for the gallery across app runs.
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