Handle images from RCT Image store
On iOS, when cropping an image with ImageEditor, it returns an uri starting with rct-image-store which could not be read by this module
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/*
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File: ImageHelpers.m
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Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple
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Inc. ("Apple") in consideration of your agreement to the following
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terms, and your use, installation, modification or redistribution of
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this Apple software constitutes acceptance of these terms. If you do
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not agree with these terms, please do not use, install, modify or
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redistribute this Apple software.
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In consideration of your agreement to abide by the following terms, and
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subject to these terms, Apple grants you a personal, non-exclusive
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license, under Apple's copyrights in this original Apple software (the
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"Apple Software"), to use, reproduce, modify and redistribute the Apple
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Software, with or without modifications, in source and/or binary forms;
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provided that if you redistribute the Apple Software in its entirety and
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without modifications, you must retain this notice and the following
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text and disclaimers in all such redistributions of the Apple Software.
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Neither the name, trademarks, service marks or logos of Apple Inc. may
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be used to endorse or promote products derived from the Apple Software
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without specific prior written permission from Apple. Except as
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expressly stated in this notice, no other rights or licenses, express or
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implied, are granted by Apple herein, including but not limited to any
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patent rights that may be infringed by your derivative works or by other
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works in which the Apple Software may be incorporated.
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The Apple Software is provided by Apple on an "AS IS" basis. APPLE
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MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
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THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS
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FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND
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OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
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IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION,
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MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED
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AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE),
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STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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Copyright (C) 2009 Apple Inc. All Rights Reserved.
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*/
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#include "ImageHelpers.h"
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const CGBitmapInfo kDefaultCGBitmapInfo = (kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host);
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const CGBitmapInfo kDefaultCGBitmapInfoNoAlpha = (kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder32Host);
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CGColorSpaceRef GetDeviceRGBColorSpace() {
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static CGColorSpaceRef deviceRGBSpace = NULL;
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if( deviceRGBSpace == NULL )
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deviceRGBSpace = CGColorSpaceCreateDeviceRGB();
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return deviceRGBSpace;
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}
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float GetScaleForProportionalResize( CGSize theSize, CGSize intoSize, bool onlyScaleDown, bool maximize )
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{
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float sx = theSize.width;
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float sy = theSize.height;
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float dx = intoSize.width;
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float dy = intoSize.height;
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float scale = 1;
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if( sx != 0 && sy != 0 )
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{
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dx = dx / sx;
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dy = dy / sy;
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// if maximize is true, take LARGER of the scales, else smaller
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if( maximize ) scale = (dx > dy) ? dx : dy;
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else scale = (dx < dy) ? dx : dy;
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if( scale > 1 && onlyScaleDown ) // reset scale
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scale = 1;
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}
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else
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{
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scale = 0;
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}
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return scale;
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}
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CGContextRef CreateCGBitmapContextForWidthAndHeight( unsigned int width, unsigned int height,
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CGColorSpaceRef optionalColorSpace, CGBitmapInfo optionalInfo )
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{
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CGColorSpaceRef colorSpace = (optionalColorSpace == NULL) ? GetDeviceRGBColorSpace() : optionalColorSpace;
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CGBitmapInfo alphaInfo = ( (int32_t)optionalInfo < 0 ) ? kDefaultCGBitmapInfo : optionalInfo;
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return CGBitmapContextCreate( NULL, width, height, 8, 0, colorSpace, alphaInfo );
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}
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CGImageRef CreateCGImageFromUIImageScaled( UIImage* image, float scaleFactor )
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{
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CGImageRef newImage = NULL;
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CGContextRef bmContext = NULL;
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BOOL mustTransform = YES;
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CGAffineTransform transform = CGAffineTransformIdentity;
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UIImageOrientation orientation = image.imageOrientation;
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CGImageRef srcCGImage = CGImageRetain( image.CGImage );
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size_t width = CGImageGetWidth(srcCGImage) * scaleFactor;
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size_t height = CGImageGetHeight(srcCGImage) * scaleFactor;
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// These Orientations are rotated 0 or 180 degrees, so they retain the width/height of the image
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if( (orientation == UIImageOrientationUp) || (orientation == UIImageOrientationDown) || (orientation == UIImageOrientationUpMirrored) || (orientation == UIImageOrientationDownMirrored) )
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{
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bmContext = CreateCGBitmapContextForWidthAndHeight( width, height, NULL, kDefaultCGBitmapInfo );
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}
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else // The other Orientations are rotated ±90 degrees, so they swap width & height.
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{
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bmContext = CreateCGBitmapContextForWidthAndHeight( height, width, NULL, kDefaultCGBitmapInfo );
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}
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//CGContextSetInterpolationQuality( bmContext, kCGInterpolationLow );
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CGContextSetBlendMode( bmContext, kCGBlendModeCopy ); // we just want to copy the data
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switch(orientation)
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{
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case UIImageOrientationDown: // 0th row is at the bottom, and 0th column is on the right - Rotate 180 degrees
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transform = CGAffineTransformMake(-1.0, 0.0, 0.0, -1.0, width, height);
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break;
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case UIImageOrientationLeft: // 0th row is on the left, and 0th column is the bottom - Rotate -90 degrees
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transform = CGAffineTransformMake(0.0, 1.0, -1.0, 0.0, height, 0.0);
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break;
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case UIImageOrientationRight: // 0th row is on the right, and 0th column is the top - Rotate 90 degrees
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transform = CGAffineTransformMake(0.0, -1.0, 1.0, 0.0, 0.0, width);
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break;
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case UIImageOrientationUpMirrored: // 0th row is at the top, and 0th column is on the right - Flip Horizontal
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transform = CGAffineTransformMake(-1.0, 0.0, 0.0, 1.0, width, 0.0);
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break;
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case UIImageOrientationDownMirrored: // 0th row is at the bottom, and 0th column is on the left - Flip Vertical
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transform = CGAffineTransformMake(1.0, 0.0, 0, -1.0, 0.0, height);
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break;
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case UIImageOrientationLeftMirrored: // 0th row is on the left, and 0th column is the top - Rotate -90 degrees and Flip Vertical
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transform = CGAffineTransformMake(0.0, -1.0, -1.0, 0.0, height, width);
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break;
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case UIImageOrientationRightMirrored: // 0th row is on the right, and 0th column is the bottom - Rotate 90 degrees and Flip Vertical
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transform = CGAffineTransformMake(0.0, 1.0, 1.0, 0.0, 0.0, 0.0);
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break;
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default:
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mustTransform = NO;
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break;
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}
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if( mustTransform ) CGContextConcatCTM( bmContext, transform );
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CGContextDrawImage( bmContext, CGRectMake(0.0, 0.0, width, height), srcCGImage );
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CGImageRelease( srcCGImage );
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newImage = CGBitmapContextCreateImage( bmContext );
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CFRelease( bmContext );
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return newImage;
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}
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@implementation UIImage (scale)
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-(UIImage*) scaleToSize:(CGSize)toSize
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{
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UIImage *scaledImg = nil;
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float scale = GetScaleForProportionalResize( self.size, toSize, false, false );
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CGImageRef cgImage = CreateCGImageFromUIImageScaled( self, scale );
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if( cgImage )
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{
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scaledImg = [UIImage imageWithCGImage:cgImage]; // autoreleased
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CGImageRelease( cgImage );
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}
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return scaledImg;
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}
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@end
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//
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// ImageResize.m
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// ChoozItApp
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//
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// Created by Florian Rival on 19/11/15.
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//
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#import <AssetsLibrary/AssetsLibrary.h>
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#import "RCTBridgeModule.h"
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#include "ImageHelpers.h"
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@interface ImageResizerModule : NSObject <RCTBridgeModule>
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@end
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@implementation ImageResizerModule
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RCT_EXPORT_MODULE();
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void saveImage(NSString * fullPath, UIImage * image, float quality)
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{
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NSData* data = UIImageJPEGRepresentation(image, quality / 100.0);
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NSFileManager* fileManager = [NSFileManager defaultManager];
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[fileManager createFileAtPath:fullPath contents:data attributes:nil];
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}
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NSString * generateCacheFilePath(NSString * ext)
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{
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NSArray* paths = NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES);
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NSString* cacheDirectory = [paths firstObject];
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NSString* name = [[NSUUID UUID] UUIDString];
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|
||||||
NSString* fullName = [NSString stringWithFormat:@"%@.%@", name, ext];
|
|
||||||
NSString* fullPath = [cacheDirectory stringByAppendingPathComponent:fullName];
|
|
||||||
|
|
||||||
return fullPath;
|
|
||||||
}
|
|
||||||
|
|
||||||
RCT_EXPORT_METHOD(createResizedImage:(NSString *)path width:(float)width height:(float)height quality:(float)quality callback:(RCTResponseSenderBlock)callback)
|
|
||||||
{
|
|
||||||
CGSize newSize = CGSizeMake(width, height);
|
|
||||||
NSString* fullPath = generateCacheFilePath(@".jpg");
|
|
||||||
|
|
||||||
NSURL* url = [NSURL URLWithString:path];
|
|
||||||
if ([[url scheme] isEqualToString:@"assets-library"]) {
|
|
||||||
ALAssetsLibrary* library = [[ALAssetsLibrary alloc] init];
|
|
||||||
|
|
||||||
// Ask for the "Asset" for the URL. An asset is a representation of an image in the Photo application.
|
|
||||||
[library assetForURL:url resultBlock:^(ALAsset *asset) {
|
|
||||||
ALAssetRepresentation* representation = [asset defaultRepresentation];
|
|
||||||
|
|
||||||
// Retrieve the image orientation from the ALAsset
|
|
||||||
UIImageOrientation orientation = UIImageOrientationUp;
|
|
||||||
NSNumber* orientationValue = [asset valueForProperty:@"ALAssetPropertyOrientation"];
|
|
||||||
if (orientationValue != nil) {
|
|
||||||
orientation = [orientationValue intValue];
|
|
||||||
}
|
|
||||||
|
|
||||||
CGFloat scale = 1;
|
|
||||||
UIImage* image = [UIImage imageWithCGImage:[representation fullResolutionImage]
|
|
||||||
scale:scale orientation:orientation];
|
|
||||||
|
|
||||||
//Do the resizing
|
|
||||||
UIImage * scaledImage = [image scaleToSize:newSize];
|
|
||||||
if (scaledImage == nil) {
|
|
||||||
callback(@[@"Can't resize the image.", @""]);
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
|
|
||||||
saveImage(fullPath, scaledImage, quality);
|
|
||||||
callback(@[[NSNull null], fullPath]);
|
|
||||||
} failureBlock:^(NSError *error) {
|
|
||||||
callback(@[@"Can't retrieve the file from assets library.", @""]);
|
|
||||||
}];
|
|
||||||
} else {
|
|
||||||
//Get the image from its path
|
|
||||||
UIImage* image = [[UIImage alloc] initWithContentsOfFile:path];
|
|
||||||
if (image == nil) {
|
|
||||||
callback(@[@"Can't retrieve the file from the path.", @""]);
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Do the resizing
|
|
||||||
UIImage * scaledImage = [image scaleToSize:newSize];
|
|
||||||
if (scaledImage == nil) {
|
|
||||||
callback(@[@"Can't resize the image.", @""]);
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
|
|
||||||
saveImage(fullPath, scaledImage, quality);
|
|
||||||
callback(@[[NSNull null], fullPath]);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
@end
|
|
|
@ -1,13 +0,0 @@
|
||||||
//
|
|
||||||
// RNImageResizer.h
|
|
||||||
// RNImageResizer
|
|
||||||
//
|
|
||||||
// Created by Florian Rival on 02/12/15.
|
|
||||||
// Copyright © 2015 BAM. All rights reserved.
|
|
||||||
//
|
|
||||||
|
|
||||||
#import <Foundation/Foundation.h>
|
|
||||||
|
|
||||||
@interface RNImageResizer : NSObject
|
|
||||||
|
|
||||||
@end
|
|
|
@ -1,13 +0,0 @@
|
||||||
//
|
|
||||||
// RNImageResizer.m
|
|
||||||
// RNImageResizer
|
|
||||||
//
|
|
||||||
// Created by Florian Rival on 02/12/15.
|
|
||||||
// Copyright © 2015 BAM. All rights reserved.
|
|
||||||
//
|
|
||||||
|
|
||||||
#import "RNImageResizer.h"
|
|
||||||
|
|
||||||
@implementation RNImageResizer
|
|
||||||
|
|
||||||
@end
|
|
|
@ -9,7 +9,7 @@ export default {
|
||||||
}
|
}
|
||||||
|
|
||||||
return new Promise((resolve, reject) => {
|
return new Promise((resolve, reject) => {
|
||||||
NativeModules.ImageResizerModule.createResizedImage(path, width, height, quality, (err, resizedPath) => {
|
NativeModules.ImageResizer.createResizedImage(path, width, height, quality, (err, resizedPath) => {
|
||||||
if (err) {
|
if (err) {
|
||||||
return reject(err);
|
return reject(err);
|
||||||
}
|
}
|
||||||
|
|
|
@ -7,36 +7,34 @@
|
||||||
objects = {
|
objects = {
|
||||||
|
|
||||||
/* Begin PBXBuildFile section */
|
/* Begin PBXBuildFile section */
|
||||||
17C2CB6A1C0F979D00A087DF /* RNImageResizer.h in CopyFiles */ = {isa = PBXBuildFile; fileRef = 17C2CB691C0F979D00A087DF /* RNImageResizer.h */; };
|
5D72D2EC1C16249000E22EC1 /* RCTImageResizer.h in CopyFiles */ = {isa = PBXBuildFile; fileRef = 5D72D2EB1C16249000E22EC1 /* RCTImageResizer.h */; };
|
||||||
17C2CB6C1C0F979D00A087DF /* RNImageResizer.m in Sources */ = {isa = PBXBuildFile; fileRef = 17C2CB6B1C0F979D00A087DF /* RNImageResizer.m */; };
|
5D72D2EE1C16249000E22EC1 /* RCTImageResizer.m in Sources */ = {isa = PBXBuildFile; fileRef = 5D72D2ED1C16249000E22EC1 /* RCTImageResizer.m */; };
|
||||||
17C2CB8B1C0F9C0F00A087DF /* ImageHelpers.m in Sources */ = {isa = PBXBuildFile; fileRef = 17C2CB891C0F9C0F00A087DF /* ImageHelpers.m */; };
|
B62D1C4C1C95C21300AD70F2 /* ImageHelpers.m in Sources */ = {isa = PBXBuildFile; fileRef = B62D1C4B1C95C21300AD70F2 /* ImageHelpers.m */; };
|
||||||
17C2CB8C1C0F9C0F00A087DF /* ImageResizerModule.m in Sources */ = {isa = PBXBuildFile; fileRef = 17C2CB8A1C0F9C0F00A087DF /* ImageResizerModule.m */; };
|
|
||||||
/* End PBXBuildFile section */
|
/* End PBXBuildFile section */
|
||||||
|
|
||||||
/* Begin PBXCopyFilesBuildPhase section */
|
/* Begin PBXCopyFilesBuildPhase section */
|
||||||
17C2CB641C0F979D00A087DF /* CopyFiles */ = {
|
5D72D2E61C16249000E22EC1 /* CopyFiles */ = {
|
||||||
isa = PBXCopyFilesBuildPhase;
|
isa = PBXCopyFilesBuildPhase;
|
||||||
buildActionMask = 2147483647;
|
buildActionMask = 2147483647;
|
||||||
dstPath = "include/$(PRODUCT_NAME)";
|
dstPath = "include/$(PRODUCT_NAME)";
|
||||||
dstSubfolderSpec = 16;
|
dstSubfolderSpec = 16;
|
||||||
files = (
|
files = (
|
||||||
17C2CB6A1C0F979D00A087DF /* RNImageResizer.h in CopyFiles */,
|
5D72D2EC1C16249000E22EC1 /* RCTImageResizer.h in CopyFiles */,
|
||||||
);
|
);
|
||||||
runOnlyForDeploymentPostprocessing = 0;
|
runOnlyForDeploymentPostprocessing = 0;
|
||||||
};
|
};
|
||||||
/* End PBXCopyFilesBuildPhase section */
|
/* End PBXCopyFilesBuildPhase section */
|
||||||
|
|
||||||
/* Begin PBXFileReference section */
|
/* Begin PBXFileReference section */
|
||||||
17C2CB661C0F979D00A087DF /* libRNImageResizer.a */ = {isa = PBXFileReference; explicitFileType = archive.ar; includeInIndex = 0; path = libRNImageResizer.a; sourceTree = BUILT_PRODUCTS_DIR; };
|
5D72D2E81C16249000E22EC1 /* libRCTImageResizer.a */ = {isa = PBXFileReference; explicitFileType = archive.ar; includeInIndex = 0; path = libRCTImageResizer.a; sourceTree = BUILT_PRODUCTS_DIR; };
|
||||||
17C2CB691C0F979D00A087DF /* RNImageResizer.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RNImageResizer.h; sourceTree = "<group>"; };
|
5D72D2EB1C16249000E22EC1 /* RCTImageResizer.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RCTImageResizer.h; sourceTree = "<group>"; };
|
||||||
17C2CB6B1C0F979D00A087DF /* RNImageResizer.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = RNImageResizer.m; sourceTree = "<group>"; };
|
5D72D2ED1C16249000E22EC1 /* RCTImageResizer.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = RCTImageResizer.m; sourceTree = "<group>"; };
|
||||||
17C2CB881C0F9C0F00A087DF /* ImageHelpers.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ImageHelpers.h; sourceTree = "<group>"; };
|
B62D1C4A1C95C21300AD70F2 /* ImageHelpers.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ImageHelpers.h; sourceTree = "<group>"; };
|
||||||
17C2CB891C0F9C0F00A087DF /* ImageHelpers.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = ImageHelpers.m; sourceTree = "<group>"; };
|
B62D1C4B1C95C21300AD70F2 /* ImageHelpers.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = ImageHelpers.m; sourceTree = "<group>"; };
|
||||||
17C2CB8A1C0F9C0F00A087DF /* ImageResizerModule.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = ImageResizerModule.m; sourceTree = "<group>"; };
|
|
||||||
/* End PBXFileReference section */
|
/* End PBXFileReference section */
|
||||||
|
|
||||||
/* Begin PBXFrameworksBuildPhase section */
|
/* Begin PBXFrameworksBuildPhase section */
|
||||||
17C2CB631C0F979D00A087DF /* Frameworks */ = {
|
5D72D2E51C16249000E22EC1 /* Frameworks */ = {
|
||||||
isa = PBXFrameworksBuildPhase;
|
isa = PBXFrameworksBuildPhase;
|
||||||
buildActionMask = 2147483647;
|
buildActionMask = 2147483647;
|
||||||
files = (
|
files = (
|
||||||
|
@ -46,100 +44,98 @@
|
||||||
/* End PBXFrameworksBuildPhase section */
|
/* End PBXFrameworksBuildPhase section */
|
||||||
|
|
||||||
/* Begin PBXGroup section */
|
/* Begin PBXGroup section */
|
||||||
17C2CB5D1C0F979D00A087DF = {
|
5D72D2DF1C16249000E22EC1 = {
|
||||||
isa = PBXGroup;
|
isa = PBXGroup;
|
||||||
children = (
|
children = (
|
||||||
17C2CB681C0F979D00A087DF /* RNImageResizer */,
|
5D72D2EA1C16249000E22EC1 /* RCTImageResizer */,
|
||||||
17C2CB671C0F979D00A087DF /* Products */,
|
5D72D2E91C16249000E22EC1 /* Products */,
|
||||||
);
|
);
|
||||||
sourceTree = "<group>";
|
sourceTree = "<group>";
|
||||||
};
|
};
|
||||||
17C2CB671C0F979D00A087DF /* Products */ = {
|
5D72D2E91C16249000E22EC1 /* Products */ = {
|
||||||
isa = PBXGroup;
|
isa = PBXGroup;
|
||||||
children = (
|
children = (
|
||||||
17C2CB661C0F979D00A087DF /* libRNImageResizer.a */,
|
5D72D2E81C16249000E22EC1 /* libRCTImageResizer.a */,
|
||||||
);
|
);
|
||||||
name = Products;
|
name = Products;
|
||||||
sourceTree = "<group>";
|
sourceTree = "<group>";
|
||||||
};
|
};
|
||||||
17C2CB681C0F979D00A087DF /* RNImageResizer */ = {
|
5D72D2EA1C16249000E22EC1 /* RCTImageResizer */ = {
|
||||||
isa = PBXGroup;
|
isa = PBXGroup;
|
||||||
children = (
|
children = (
|
||||||
17C2CB881C0F9C0F00A087DF /* ImageHelpers.h */,
|
5D72D2EB1C16249000E22EC1 /* RCTImageResizer.h */,
|
||||||
17C2CB891C0F9C0F00A087DF /* ImageHelpers.m */,
|
5D72D2ED1C16249000E22EC1 /* RCTImageResizer.m */,
|
||||||
17C2CB8A1C0F9C0F00A087DF /* ImageResizerModule.m */,
|
B62D1C4A1C95C21300AD70F2 /* ImageHelpers.h */,
|
||||||
17C2CB691C0F979D00A087DF /* RNImageResizer.h */,
|
B62D1C4B1C95C21300AD70F2 /* ImageHelpers.m */,
|
||||||
17C2CB6B1C0F979D00A087DF /* RNImageResizer.m */,
|
|
||||||
);
|
);
|
||||||
path = RNImageResizer;
|
path = RCTImageResizer;
|
||||||
sourceTree = "<group>";
|
sourceTree = "<group>";
|
||||||
};
|
};
|
||||||
/* End PBXGroup section */
|
/* End PBXGroup section */
|
||||||
|
|
||||||
/* Begin PBXNativeTarget section */
|
/* Begin PBXNativeTarget section */
|
||||||
17C2CB651C0F979D00A087DF /* RNImageResizer */ = {
|
5D72D2E71C16249000E22EC1 /* RCTImageResizer */ = {
|
||||||
isa = PBXNativeTarget;
|
isa = PBXNativeTarget;
|
||||||
buildConfigurationList = 17C2CB6F1C0F979D00A087DF /* Build configuration list for PBXNativeTarget "RNImageResizer" */;
|
buildConfigurationList = 5D72D2F11C16249000E22EC1 /* Build configuration list for PBXNativeTarget "RCTImageResizer" */;
|
||||||
buildPhases = (
|
buildPhases = (
|
||||||
17C2CB621C0F979D00A087DF /* Sources */,
|
5D72D2E41C16249000E22EC1 /* Sources */,
|
||||||
17C2CB631C0F979D00A087DF /* Frameworks */,
|
5D72D2E51C16249000E22EC1 /* Frameworks */,
|
||||||
17C2CB641C0F979D00A087DF /* CopyFiles */,
|
5D72D2E61C16249000E22EC1 /* CopyFiles */,
|
||||||
);
|
);
|
||||||
buildRules = (
|
buildRules = (
|
||||||
);
|
);
|
||||||
dependencies = (
|
dependencies = (
|
||||||
);
|
);
|
||||||
name = RNImageResizer;
|
name = RCTImageResizer;
|
||||||
productName = RNImageResizer;
|
productName = RCTImageResizer;
|
||||||
productReference = 17C2CB661C0F979D00A087DF /* libRNImageResizer.a */;
|
productReference = 5D72D2E81C16249000E22EC1 /* libRCTImageResizer.a */;
|
||||||
productType = "com.apple.product-type.library.static";
|
productType = "com.apple.product-type.library.static";
|
||||||
};
|
};
|
||||||
/* End PBXNativeTarget section */
|
/* End PBXNativeTarget section */
|
||||||
|
|
||||||
/* Begin PBXProject section */
|
/* Begin PBXProject section */
|
||||||
17C2CB5E1C0F979D00A087DF /* Project object */ = {
|
5D72D2E01C16249000E22EC1 /* Project object */ = {
|
||||||
isa = PBXProject;
|
isa = PBXProject;
|
||||||
attributes = {
|
attributes = {
|
||||||
LastUpgradeCheck = 0710;
|
LastUpgradeCheck = 0710;
|
||||||
ORGANIZATIONNAME = BAM;
|
ORGANIZATIONNAME = "Atticus White";
|
||||||
TargetAttributes = {
|
TargetAttributes = {
|
||||||
17C2CB651C0F979D00A087DF = {
|
5D72D2E71C16249000E22EC1 = {
|
||||||
CreatedOnToolsVersion = 7.1.1;
|
CreatedOnToolsVersion = 7.1.1;
|
||||||
};
|
};
|
||||||
};
|
};
|
||||||
};
|
};
|
||||||
buildConfigurationList = 17C2CB611C0F979D00A087DF /* Build configuration list for PBXProject "RNImageResizer" */;
|
buildConfigurationList = 5D72D2E31C16249000E22EC1 /* Build configuration list for PBXProject "RCTImageResizer" */;
|
||||||
compatibilityVersion = "Xcode 3.2";
|
compatibilityVersion = "Xcode 3.2";
|
||||||
developmentRegion = English;
|
developmentRegion = English;
|
||||||
hasScannedForEncodings = 0;
|
hasScannedForEncodings = 0;
|
||||||
knownRegions = (
|
knownRegions = (
|
||||||
en,
|
en,
|
||||||
);
|
);
|
||||||
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|
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|
||||||
productRefGroup = 17C2CB671C0F979D00A087DF /* Products */;
|
productRefGroup = 5D72D2E91C16249000E22EC1 /* Products */;
|
||||||
projectDirPath = "";
|
projectDirPath = "";
|
||||||
projectRoot = "";
|
projectRoot = "";
|
||||||
targets = (
|
targets = (
|
||||||
17C2CB651C0F979D00A087DF /* RNImageResizer */,
|
5D72D2E71C16249000E22EC1 /* RCTImageResizer */,
|
||||||
);
|
);
|
||||||
};
|
};
|
||||||
/* End PBXProject section */
|
/* End PBXProject section */
|
||||||
|
|
||||||
/* Begin PBXSourcesBuildPhase section */
|
/* Begin PBXSourcesBuildPhase section */
|
||||||
17C2CB621C0F979D00A087DF /* Sources */ = {
|
5D72D2E41C16249000E22EC1 /* Sources */ = {
|
||||||
isa = PBXSourcesBuildPhase;
|
isa = PBXSourcesBuildPhase;
|
||||||
buildActionMask = 2147483647;
|
buildActionMask = 2147483647;
|
||||||
files = (
|
files = (
|
||||||
17C2CB6C1C0F979D00A087DF /* RNImageResizer.m in Sources */,
|
5D72D2EE1C16249000E22EC1 /* RCTImageResizer.m in Sources */,
|
||||||
17C2CB8B1C0F9C0F00A087DF /* ImageHelpers.m in Sources */,
|
B62D1C4C1C95C21300AD70F2 /* ImageHelpers.m in Sources */,
|
||||||
17C2CB8C1C0F9C0F00A087DF /* ImageResizerModule.m in Sources */,
|
|
||||||
);
|
);
|
||||||
runOnlyForDeploymentPostprocessing = 0;
|
runOnlyForDeploymentPostprocessing = 0;
|
||||||
};
|
};
|
||||||
/* End PBXSourcesBuildPhase section */
|
/* End PBXSourcesBuildPhase section */
|
||||||
|
|
||||||
/* Begin XCBuildConfiguration section */
|
/* Begin XCBuildConfiguration section */
|
||||||
17C2CB6D1C0F979D00A087DF /* Debug */ = {
|
5D72D2EF1C16249000E22EC1 /* Debug */ = {
|
||||||
isa = XCBuildConfiguration;
|
isa = XCBuildConfiguration;
|
||||||
buildSettings = {
|
buildSettings = {
|
||||||
ALWAYS_SEARCH_USER_PATHS = NO;
|
ALWAYS_SEARCH_USER_PATHS = NO;
|
||||||
|
@ -182,7 +178,7 @@
|
||||||
};
|
};
|
||||||
name = Debug;
|
name = Debug;
|
||||||
};
|
};
|
||||||
17C2CB6E1C0F979D00A087DF /* Release */ = {
|
5D72D2F01C16249000E22EC1 /* Release */ = {
|
||||||
isa = XCBuildConfiguration;
|
isa = XCBuildConfiguration;
|
||||||
buildSettings = {
|
buildSettings = {
|
||||||
ALWAYS_SEARCH_USER_PATHS = NO;
|
ALWAYS_SEARCH_USER_PATHS = NO;
|
||||||
|
@ -219,13 +215,14 @@
|
||||||
};
|
};
|
||||||
name = Release;
|
name = Release;
|
||||||
};
|
};
|
||||||
17C2CB701C0F979D00A087DF /* Debug */ = {
|
5D72D2F21C16249000E22EC1 /* Debug */ = {
|
||||||
isa = XCBuildConfiguration;
|
isa = XCBuildConfiguration;
|
||||||
buildSettings = {
|
buildSettings = {
|
||||||
HEADER_SEARCH_PATHS = (
|
HEADER_SEARCH_PATHS = (
|
||||||
"$(SRCROOT)/../../React/**",
|
"$(inherited)",
|
||||||
"$(SRCROOT)/../react-native/React/**",
|
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/include,
|
||||||
"$(SRCROOT)/node_modules/react-native/React/**",
|
"$(SRCROOT)/../../react-native/React/**",
|
||||||
|
"$(SRCROOT)/../../react-native/Libraries/**",
|
||||||
);
|
);
|
||||||
OTHER_LDFLAGS = "-ObjC";
|
OTHER_LDFLAGS = "-ObjC";
|
||||||
PRODUCT_NAME = "$(TARGET_NAME)";
|
PRODUCT_NAME = "$(TARGET_NAME)";
|
||||||
|
@ -233,13 +230,14 @@
|
||||||
};
|
};
|
||||||
name = Debug;
|
name = Debug;
|
||||||
};
|
};
|
||||||
17C2CB711C0F979D00A087DF /* Release */ = {
|
5D72D2F31C16249000E22EC1 /* Release */ = {
|
||||||
isa = XCBuildConfiguration;
|
isa = XCBuildConfiguration;
|
||||||
buildSettings = {
|
buildSettings = {
|
||||||
HEADER_SEARCH_PATHS = (
|
HEADER_SEARCH_PATHS = (
|
||||||
"$(SRCROOT)/../../React/**",
|
"$(inherited)",
|
||||||
"$(SRCROOT)/../react-native/React/**",
|
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/include,
|
||||||
"$(SRCROOT)/node_modules/react-native/React/**",
|
"$(SRCROOT)/../../react-native/React/**",
|
||||||
|
"$(SRCROOT)/../../react-native/Libraries/**",
|
||||||
);
|
);
|
||||||
OTHER_LDFLAGS = "-ObjC";
|
OTHER_LDFLAGS = "-ObjC";
|
||||||
PRODUCT_NAME = "$(TARGET_NAME)";
|
PRODUCT_NAME = "$(TARGET_NAME)";
|
||||||
|
@ -250,25 +248,25 @@
|
||||||
/* End XCBuildConfiguration section */
|
/* End XCBuildConfiguration section */
|
||||||
|
|
||||||
/* Begin XCConfigurationList section */
|
/* Begin XCConfigurationList section */
|
||||||
17C2CB611C0F979D00A087DF /* Build configuration list for PBXProject "RNImageResizer" */ = {
|
5D72D2E31C16249000E22EC1 /* Build configuration list for PBXProject "RCTImageResizer" */ = {
|
||||||
isa = XCConfigurationList;
|
isa = XCConfigurationList;
|
||||||
buildConfigurations = (
|
buildConfigurations = (
|
||||||
17C2CB6D1C0F979D00A087DF /* Debug */,
|
5D72D2EF1C16249000E22EC1 /* Debug */,
|
||||||
17C2CB6E1C0F979D00A087DF /* Release */,
|
5D72D2F01C16249000E22EC1 /* Release */,
|
||||||
);
|
);
|
||||||
defaultConfigurationIsVisible = 0;
|
defaultConfigurationIsVisible = 0;
|
||||||
defaultConfigurationName = Release;
|
defaultConfigurationName = Release;
|
||||||
};
|
};
|
||||||
17C2CB6F1C0F979D00A087DF /* Build configuration list for PBXNativeTarget "RNImageResizer" */ = {
|
5D72D2F11C16249000E22EC1 /* Build configuration list for PBXNativeTarget "RCTImageResizer" */ = {
|
||||||
isa = XCConfigurationList;
|
isa = XCConfigurationList;
|
||||||
buildConfigurations = (
|
buildConfigurations = (
|
||||||
17C2CB701C0F979D00A087DF /* Debug */,
|
5D72D2F21C16249000E22EC1 /* Debug */,
|
||||||
17C2CB711C0F979D00A087DF /* Release */,
|
5D72D2F31C16249000E22EC1 /* Release */,
|
||||||
);
|
);
|
||||||
defaultConfigurationIsVisible = 0;
|
defaultConfigurationIsVisible = 0;
|
||||||
defaultConfigurationName = Release;
|
defaultConfigurationName = Release;
|
||||||
};
|
};
|
||||||
/* End XCConfigurationList section */
|
/* End XCConfigurationList section */
|
||||||
};
|
};
|
||||||
rootObject = 17C2CB5E1C0F979D00A087DF /* Project object */;
|
rootObject = 5D72D2E01C16249000E22EC1 /* Project object */;
|
||||||
}
|
}
|
|
@ -1,13 +1,13 @@
|
||||||
/*
|
/*
|
||||||
File: ImageHelpers.h
|
File: ImageHelpers.h
|
||||||
|
|
||||||
Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple
|
Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple
|
||||||
Inc. ("Apple") in consideration of your agreement to the following
|
Inc. ("Apple") in consideration of your agreement to the following
|
||||||
terms, and your use, installation, modification or redistribution of
|
terms, and your use, installation, modification or redistribution of
|
||||||
this Apple software constitutes acceptance of these terms. If you do
|
this Apple software constitutes acceptance of these terms. If you do
|
||||||
not agree with these terms, please do not use, install, modify or
|
not agree with these terms, please do not use, install, modify or
|
||||||
redistribute this Apple software.
|
redistribute this Apple software.
|
||||||
|
|
||||||
In consideration of your agreement to abide by the following terms, and
|
In consideration of your agreement to abide by the following terms, and
|
||||||
subject to these terms, Apple grants you a personal, non-exclusive
|
subject to these terms, Apple grants you a personal, non-exclusive
|
||||||
license, under Apple's copyrights in this original Apple software (the
|
license, under Apple's copyrights in this original Apple software (the
|
||||||
|
@ -23,13 +23,13 @@
|
||||||
implied, are granted by Apple herein, including but not limited to any
|
implied, are granted by Apple herein, including but not limited to any
|
||||||
patent rights that may be infringed by your derivative works or by other
|
patent rights that may be infringed by your derivative works or by other
|
||||||
works in which the Apple Software may be incorporated.
|
works in which the Apple Software may be incorporated.
|
||||||
|
|
||||||
The Apple Software is provided by Apple on an "AS IS" basis. APPLE
|
The Apple Software is provided by Apple on an "AS IS" basis. APPLE
|
||||||
MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
|
MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
|
||||||
THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS
|
THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS
|
||||||
FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND
|
FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND
|
||||||
OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
|
OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
|
||||||
|
|
||||||
IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL
|
IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL
|
||||||
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||||
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||||
|
@ -38,7 +38,7 @@
|
||||||
AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE),
|
AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE),
|
||||||
STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE
|
STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE
|
||||||
POSSIBILITY OF SUCH DAMAGE.
|
POSSIBILITY OF SUCH DAMAGE.
|
||||||
|
|
||||||
Copyright (C) 2009 Apple Inc. All Rights Reserved.
|
Copyright (C) 2009 Apple Inc. All Rights Reserved.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
|
@ -55,4 +55,3 @@ CGImageRef CreateCGImageFromUIImageScaled( UIImage* inImage, float scaleFactor
|
||||||
@interface UIImage (scale)
|
@interface UIImage (scale)
|
||||||
-(UIImage*)scaleToSize:(CGSize)toSize;
|
-(UIImage*)scaleToSize:(CGSize)toSize;
|
||||||
@end
|
@end
|
||||||
|
|
|
@ -0,0 +1,179 @@
|
||||||
|
/*
|
||||||
|
File: ImageHelpers.m
|
||||||
|
|
||||||
|
Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple
|
||||||
|
Inc. ("Apple") in consideration of your agreement to the following
|
||||||
|
terms, and your use, installation, modification or redistribution of
|
||||||
|
this Apple software constitutes acceptance of these terms. If you do
|
||||||
|
not agree with these terms, please do not use, install, modify or
|
||||||
|
redistribute this Apple software.
|
||||||
|
|
||||||
|
In consideration of your agreement to abide by the following terms, and
|
||||||
|
subject to these terms, Apple grants you a personal, non-exclusive
|
||||||
|
license, under Apple's copyrights in this original Apple software (the
|
||||||
|
"Apple Software"), to use, reproduce, modify and redistribute the Apple
|
||||||
|
Software, with or without modifications, in source and/or binary forms;
|
||||||
|
provided that if you redistribute the Apple Software in its entirety and
|
||||||
|
without modifications, you must retain this notice and the following
|
||||||
|
text and disclaimers in all such redistributions of the Apple Software.
|
||||||
|
Neither the name, trademarks, service marks or logos of Apple Inc. may
|
||||||
|
be used to endorse or promote products derived from the Apple Software
|
||||||
|
without specific prior written permission from Apple. Except as
|
||||||
|
expressly stated in this notice, no other rights or licenses, express or
|
||||||
|
implied, are granted by Apple herein, including but not limited to any
|
||||||
|
patent rights that may be infringed by your derivative works or by other
|
||||||
|
works in which the Apple Software may be incorporated.
|
||||||
|
|
||||||
|
The Apple Software is provided by Apple on an "AS IS" basis. APPLE
|
||||||
|
MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
|
||||||
|
THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS
|
||||||
|
FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND
|
||||||
|
OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
|
||||||
|
|
||||||
|
IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL
|
||||||
|
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||||
|
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||||
|
INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION,
|
||||||
|
MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED
|
||||||
|
AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE),
|
||||||
|
STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE
|
||||||
|
POSSIBILITY OF SUCH DAMAGE.
|
||||||
|
|
||||||
|
Copyright (C) 2009 Apple Inc. All Rights Reserved.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include "ImageHelpers.h"
|
||||||
|
|
||||||
|
const CGBitmapInfo kDefaultCGBitmapInfo = (kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host);
|
||||||
|
const CGBitmapInfo kDefaultCGBitmapInfoNoAlpha = (kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder32Host);
|
||||||
|
|
||||||
|
CGColorSpaceRef GetDeviceRGBColorSpace() {
|
||||||
|
static CGColorSpaceRef deviceRGBSpace = NULL;
|
||||||
|
if( deviceRGBSpace == NULL )
|
||||||
|
deviceRGBSpace = CGColorSpaceCreateDeviceRGB();
|
||||||
|
return deviceRGBSpace;
|
||||||
|
}
|
||||||
|
|
||||||
|
float GetScaleForProportionalResize( CGSize theSize, CGSize intoSize, bool onlyScaleDown, bool maximize )
|
||||||
|
{
|
||||||
|
float sx = theSize.width;
|
||||||
|
float sy = theSize.height;
|
||||||
|
float dx = intoSize.width;
|
||||||
|
float dy = intoSize.height;
|
||||||
|
float scale = 1;
|
||||||
|
|
||||||
|
if( sx != 0 && sy != 0 )
|
||||||
|
{
|
||||||
|
dx = dx / sx;
|
||||||
|
dy = dy / sy;
|
||||||
|
|
||||||
|
// if maximize is true, take LARGER of the scales, else smaller
|
||||||
|
if( maximize ) scale = (dx > dy) ? dx : dy;
|
||||||
|
else scale = (dx < dy) ? dx : dy;
|
||||||
|
|
||||||
|
if( scale > 1 && onlyScaleDown ) // reset scale
|
||||||
|
scale = 1;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
scale = 0;
|
||||||
|
}
|
||||||
|
return scale;
|
||||||
|
}
|
||||||
|
|
||||||
|
CGContextRef CreateCGBitmapContextForWidthAndHeight( unsigned int width, unsigned int height,
|
||||||
|
CGColorSpaceRef optionalColorSpace, CGBitmapInfo optionalInfo )
|
||||||
|
{
|
||||||
|
CGColorSpaceRef colorSpace = (optionalColorSpace == NULL) ? GetDeviceRGBColorSpace() : optionalColorSpace;
|
||||||
|
CGBitmapInfo alphaInfo = ( (int32_t)optionalInfo < 0 ) ? kDefaultCGBitmapInfo : optionalInfo;
|
||||||
|
return CGBitmapContextCreate( NULL, width, height, 8, 0, colorSpace, alphaInfo );
|
||||||
|
}
|
||||||
|
|
||||||
|
CGImageRef CreateCGImageFromUIImageScaled( UIImage* image, float scaleFactor )
|
||||||
|
{
|
||||||
|
CGImageRef newImage = NULL;
|
||||||
|
CGContextRef bmContext = NULL;
|
||||||
|
BOOL mustTransform = YES;
|
||||||
|
CGAffineTransform transform = CGAffineTransformIdentity;
|
||||||
|
UIImageOrientation orientation = image.imageOrientation;
|
||||||
|
|
||||||
|
CGImageRef srcCGImage = CGImageRetain( image.CGImage );
|
||||||
|
|
||||||
|
size_t width = CGImageGetWidth(srcCGImage) * scaleFactor;
|
||||||
|
size_t height = CGImageGetHeight(srcCGImage) * scaleFactor;
|
||||||
|
|
||||||
|
// These Orientations are rotated 0 or 180 degrees, so they retain the width/height of the image
|
||||||
|
if( (orientation == UIImageOrientationUp) || (orientation == UIImageOrientationDown) || (orientation == UIImageOrientationUpMirrored) || (orientation == UIImageOrientationDownMirrored) )
|
||||||
|
{
|
||||||
|
bmContext = CreateCGBitmapContextForWidthAndHeight( width, height, NULL, kDefaultCGBitmapInfo );
|
||||||
|
}
|
||||||
|
else // The other Orientations are rotated ±90 degrees, so they swap width & height.
|
||||||
|
{
|
||||||
|
bmContext = CreateCGBitmapContextForWidthAndHeight( height, width, NULL, kDefaultCGBitmapInfo );
|
||||||
|
}
|
||||||
|
|
||||||
|
//CGContextSetInterpolationQuality( bmContext, kCGInterpolationLow );
|
||||||
|
CGContextSetBlendMode( bmContext, kCGBlendModeCopy ); // we just want to copy the data
|
||||||
|
|
||||||
|
switch(orientation)
|
||||||
|
{
|
||||||
|
case UIImageOrientationDown: // 0th row is at the bottom, and 0th column is on the right - Rotate 180 degrees
|
||||||
|
transform = CGAffineTransformMake(-1.0, 0.0, 0.0, -1.0, width, height);
|
||||||
|
break;
|
||||||
|
|
||||||
|
case UIImageOrientationLeft: // 0th row is on the left, and 0th column is the bottom - Rotate -90 degrees
|
||||||
|
transform = CGAffineTransformMake(0.0, 1.0, -1.0, 0.0, height, 0.0);
|
||||||
|
break;
|
||||||
|
|
||||||
|
case UIImageOrientationRight: // 0th row is on the right, and 0th column is the top - Rotate 90 degrees
|
||||||
|
transform = CGAffineTransformMake(0.0, -1.0, 1.0, 0.0, 0.0, width);
|
||||||
|
break;
|
||||||
|
|
||||||
|
case UIImageOrientationUpMirrored: // 0th row is at the top, and 0th column is on the right - Flip Horizontal
|
||||||
|
transform = CGAffineTransformMake(-1.0, 0.0, 0.0, 1.0, width, 0.0);
|
||||||
|
break;
|
||||||
|
|
||||||
|
case UIImageOrientationDownMirrored: // 0th row is at the bottom, and 0th column is on the left - Flip Vertical
|
||||||
|
transform = CGAffineTransformMake(1.0, 0.0, 0, -1.0, 0.0, height);
|
||||||
|
break;
|
||||||
|
|
||||||
|
case UIImageOrientationLeftMirrored: // 0th row is on the left, and 0th column is the top - Rotate -90 degrees and Flip Vertical
|
||||||
|
transform = CGAffineTransformMake(0.0, -1.0, -1.0, 0.0, height, width);
|
||||||
|
break;
|
||||||
|
|
||||||
|
case UIImageOrientationRightMirrored: // 0th row is on the right, and 0th column is the bottom - Rotate 90 degrees and Flip Vertical
|
||||||
|
transform = CGAffineTransformMake(0.0, 1.0, 1.0, 0.0, 0.0, 0.0);
|
||||||
|
break;
|
||||||
|
|
||||||
|
default:
|
||||||
|
mustTransform = NO;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
if( mustTransform ) CGContextConcatCTM( bmContext, transform );
|
||||||
|
|
||||||
|
CGContextDrawImage( bmContext, CGRectMake(0.0, 0.0, width, height), srcCGImage );
|
||||||
|
CGImageRelease( srcCGImage );
|
||||||
|
newImage = CGBitmapContextCreateImage( bmContext );
|
||||||
|
CFRelease( bmContext );
|
||||||
|
|
||||||
|
return newImage;
|
||||||
|
}
|
||||||
|
|
||||||
|
@implementation UIImage (scale)
|
||||||
|
|
||||||
|
-(UIImage*) scaleToSize:(CGSize)toSize
|
||||||
|
{
|
||||||
|
UIImage *scaledImg = nil;
|
||||||
|
float scale = GetScaleForProportionalResize( self.size, toSize, false, false );
|
||||||
|
CGImageRef cgImage = CreateCGImageFromUIImageScaled( self, scale );
|
||||||
|
|
||||||
|
if( cgImage )
|
||||||
|
{
|
||||||
|
scaledImg = [UIImage imageWithCGImage:cgImage]; // autoreleased
|
||||||
|
CGImageRelease( cgImage );
|
||||||
|
}
|
||||||
|
return scaledImg;
|
||||||
|
}
|
||||||
|
|
||||||
|
@end
|
|
@ -0,0 +1,5 @@
|
||||||
|
#import "RCTBridge.h"
|
||||||
|
|
||||||
|
@interface ImageResizer : NSObject <RCTBridgeModule>
|
||||||
|
|
||||||
|
@end
|
|
@ -0,0 +1,66 @@
|
||||||
|
//
|
||||||
|
// ImageResize.m
|
||||||
|
// ChoozItApp
|
||||||
|
//
|
||||||
|
// Created by Florian Rival on 19/11/15.
|
||||||
|
//
|
||||||
|
|
||||||
|
#include "RCTImageResizer.h"
|
||||||
|
#include "ImageHelpers.h"
|
||||||
|
#import "RCTImageLoader.h"
|
||||||
|
|
||||||
|
@implementation ImageResizer
|
||||||
|
|
||||||
|
@synthesize bridge = _bridge;
|
||||||
|
|
||||||
|
RCT_EXPORT_MODULE();
|
||||||
|
|
||||||
|
void saveImage(NSString * fullPath, UIImage * image, float quality)
|
||||||
|
{
|
||||||
|
NSData* data = UIImageJPEGRepresentation(image, quality / 100.0);
|
||||||
|
NSFileManager* fileManager = [NSFileManager defaultManager];
|
||||||
|
[fileManager createFileAtPath:fullPath contents:data attributes:nil];
|
||||||
|
}
|
||||||
|
|
||||||
|
NSString * generateCacheFilePath(NSString * ext)
|
||||||
|
{
|
||||||
|
NSArray* paths = NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES);
|
||||||
|
NSString* cacheDirectory = [paths firstObject];
|
||||||
|
NSString* name = [[NSUUID UUID] UUIDString];
|
||||||
|
NSString* fullName = [NSString stringWithFormat:@"%@.%@", name, ext];
|
||||||
|
NSString* fullPath = [cacheDirectory stringByAppendingPathComponent:fullName];
|
||||||
|
|
||||||
|
return fullPath;
|
||||||
|
}
|
||||||
|
|
||||||
|
RCT_EXPORT_METHOD(createResizedImage:(NSString *)path
|
||||||
|
width:(float)width
|
||||||
|
height:(float)height
|
||||||
|
quality:(float)quality
|
||||||
|
callback:(RCTResponseSenderBlock)callback)
|
||||||
|
{
|
||||||
|
CGSize newSize = CGSizeMake(width, height);
|
||||||
|
NSString* fullPath = generateCacheFilePath(@".jpg");
|
||||||
|
|
||||||
|
[_bridge.imageLoader loadImageWithTag:path callback:^(NSError *error, UIImage *image) {
|
||||||
|
if (error || image == nil) {
|
||||||
|
image = [[UIImage alloc] initWithContentsOfFile:path];
|
||||||
|
if (image == nil) {
|
||||||
|
callback(@[@"Can't retrieve the file from the path.", @""]);
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Do the resizing
|
||||||
|
UIImage * scaledImage = [image scaleToSize:newSize];
|
||||||
|
if (scaledImage == nil) {
|
||||||
|
callback(@[@"Can't resize the image.", @""]);
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
saveImage(fullPath, scaledImage, quality);
|
||||||
|
callback(@[[NSNull null], fullPath]);
|
||||||
|
}];
|
||||||
|
}
|
||||||
|
|
||||||
|
@end
|
Loading…
Reference in New Issue