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stealthanthrax
63992c0b96
Summary: ## Changelog <!-- Help reviewers and the release process by writing your own changelog entry. For an example, see: https://github.com/facebook/react-native/wiki/Changelog --> This PR aims to migrate the RNTester App to `packages` directory. But is currently, open to inspect the CI issues and resolve the merge conflicts. Currently done - Working on iOS - Working on Android - Detox Tests working on iOS Need to work on - Errors generated by the CI builds [General] [Changed] - Migrated the RNTester App to the packages directory. Pull Request resolved: https://github.com/facebook/react-native/pull/29567 Test Plan: It runs on both ios and android for now and the detox iOS builds are working. Reviewed By: cpojer Differential Revision: D23034761 Pulled By: rickhanlonii fbshipit-source-id: e04bb06e1c7ef15d340206090d1575a871b9e6f5
84 lines
2.6 KiB
Objective-C
84 lines
2.6 KiB
Objective-C
/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#import "Screenshot.h"
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#import <React/RCTUIManager.h>
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@implementation ScreenshotManager
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RCT_EXPORT_MODULE();
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RCT_EXPORT_METHOD(takeScreenshot:(id /* NSString or NSNumber */)target
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withOptions:(NSDictionary *)options
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resolve:(RCTPromiseResolveBlock)resolve
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reject:(RCTPromiseRejectBlock)reject)
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{
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[self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, UIView *> *viewRegistry) {
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// Get view
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UIView *view;
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if (target == nil || [target isEqual:@"window"]) {
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view = RCTKeyWindow();
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} else if ([target isKindOfClass:[NSNumber class]]) {
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view = viewRegistry[target];
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if (!view) {
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RCTLogError(@"No view found with reactTag: %@", target);
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return;
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}
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}
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// Get options
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CGSize size = [RCTConvert CGSize:options];
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NSString *format = [RCTConvert NSString:options[@"format"] ?: @"png"];
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// Capture image
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if (size.width < 0.1 || size.height < 0.1) {
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size = view.bounds.size;
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}
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UIGraphicsBeginImageContextWithOptions(size, NO, 0);
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BOOL success = [view drawViewHierarchyInRect:(CGRect){CGPointZero, size} afterScreenUpdates:YES];
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UIImage *image = UIGraphicsGetImageFromCurrentImageContext();
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UIGraphicsEndImageContext();
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if (!success || !image) {
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reject(RCTErrorUnspecified, @"Failed to capture view snapshot.", nil);
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return;
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}
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// Convert image to data (on a background thread)
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dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
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NSData *data;
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if ([format isEqualToString:@"png"]) {
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data = UIImagePNGRepresentation(image);
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} else if ([format isEqualToString:@"jpeg"]) {
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CGFloat quality = [RCTConvert CGFloat:options[@"quality"] ?: @1];
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data = UIImageJPEGRepresentation(image, quality);
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} else {
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RCTLogError(@"Unsupported image format: %@", format);
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return;
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}
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// Save to a temp file
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NSError *error = nil;
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NSString *tempFilePath = RCTTempFilePath(format, &error);
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if (tempFilePath) {
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if ([data writeToFile:tempFilePath options:(NSDataWritingOptions)0 error:&error]) {
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resolve(tempFilePath);
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return;
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}
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}
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// If we reached here, something went wrong
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reject(RCTErrorUnspecified, error.localizedDescription, error);
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});
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}];
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}
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@end
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