Introduction
DZNPhotoPickerController is a customizable photo picker controller for iOS apps, written in Objective-C. It provides an easy way to allow users to select photos from their device’s photo library and supports various customization options.
Features
- Multiple Selection: Allow users to select multiple photos at once.
- Grid Layout: Display photos in a grid layout for easy browsing.
- Customizable Appearance: Customize the appearance of the photo picker to match your app’s design.
- Search Photos: Provide a search functionality to allow users to search for specific photos.
- Camera Roll Access: Allow users to directly access their device’s camera roll.
- Photo Metadata: Retrieve metadata information for selected photos, such as image title and creation date.
- Custom Filters: Apply custom filters to photos before selection.
- Navigation Bar Integration: Integrate the photo picker into your app’s navigation bar for seamless user experience.
Getting Started
To get started with DZNPhotoPickerController, follow the steps below:
- Download the latest version of the framework from the GitHub repository.
- Drag and drop the framework files into your Xcode project.
- Import the DZNPhotoPickerController header file into your class’s implementation file.
Usage
To use DZNPhotoPickerController, follow these steps:
- Create an instance of DZNPhotoPickerController.
- Set up the necessary properties and customization options.
- Present the photo picker controller using presentViewController:animated:completion: method.
- Implement DZNPhotoPickerControllerDelegate protocol to receive user’s photo selection callbacks.
Example Code
Here is an example code snippet demonstrating the basic usage of DZNPhotoPickerController:
// Import the framework
#import <DZNPhotoPickerController/DZNPhotoPickerController.h>
@interface YourViewController () <DZNPhotoPickerControllerDelegate>
@property (nonatomic, strong) DZNPhotoPickerController *photoPickerController;
@end
@implementation YourViewController
- (void)showPhotoPicker {
// Create an instance of DZNPhotoPickerController
self.photoPickerController = [[DZNPhotoPickerController alloc] init];
// Configure customization options
self.photoPickerController.allowsEditing = YES;
self.photoPickerController.cropMode = DZNPhotoEditorViewControllerCropModeSquare;
// Set delegate to receive photo selection callbacks
self.photoPickerController.delegate = self;
// Present the photo picker controller
[self presentViewController:self.photoPickerController animated:YES completion:nil];
}
#pragma mark - DZNPhotoPickerControllerDelegate
- (void)photoPickerController:(DZNPhotoPickerController *)picker didFinishPickingPhotoWithInfo:(NSDictionary *)info {
// Handle selected photo
UIImage *selectedPhoto = info[UIImagePickerControllerOriginalImage];
// Perform further actions as needed
// Dismiss the photo picker controller
[picker dismissViewControllerAnimated:YES completion:nil];
}
@end
Customization
DZNPhotoPickerController supports customization options to tailor the appearance and behavior of the photo picker to your app’s requirements. You can customize properties such as:
- Crop Mode: Specify the desired crop mode for selected photos.
- Allows Editing: Enable or disable photo editing functionality.
- Media Types: Limit the type of media to be displayed, such as photos or videos.
- Grid Size: Adjust the size of photo grid cells.
- Navigation Bar Color: Change the color of the navigation bar.
- Navigation Bar Title: Set a custom title for the navigation bar.
Documentation
For detailed documentation and usage examples, refer to the official GitHub wiki.
Conclusion
DZNPhotoPickerController simplifies the process of allowing users to select photos from their device’s photo library in your iOS app. With its customizable options, easy integration, and comprehensive documentation, DZNPhotoPickerController is a valuable tool for enhancing your app’s photo selection capabilities.