add

GIGA/Common/GiGaUserDB/GIGaUserFileHelper.h

@@ -15,6 +15,13 @@
 + (UIImage *) scaleFromImage: (UIImage *) image toSize: (CGSize) size;
 + (UIImage *)thumbnailWithImageWithoutScale:(UIImage *)image size:(CGSize)asize;
 
++(void)savaShareImange:(NSString *)fileName image:(UIImage *)image;
++(UIImage *)zipScaleWithImage:(UIImage *)sourceImage;
++(UIImage *)getUserShareImage:(NSString *)imageName;
++(void)delectShareImage:(NSString *)imageName;
 
++(void)saveUserFeedbackImag:(NSString *)imagename image:(UIImage *)image;
++(UIImage *)getUserFeedbackImag:(NSString *)imageName;
++(void)delectAllfeedimages;
 
 @end

GIGA/Common/GiGaUserDB/GIGaUserFileHelper.m

@@ -20,6 +20,33 @@
     
 }
 
++(void)savaShareImange:(NSString *)fileName image:(UIImage *)image{
+    
+    NSData*imageData=UIImageJPEGRepresentation(image,1.0f);
+    NSString *fullPath=[[NSHomeDirectory() stringByAppendingPathComponent:@"Documents"]stringByAppendingPathComponent:fileName];
+    [imageData writeToFile:fullPath atomically:YES];
+    
+}
+
++(void)delectShareImage:(NSString *)imageName{
+    
+    //删除文件夹及文件级内的文件：
+    NSString *fullPath=[[NSHomeDirectory() stringByAppendingPathComponent:@"Documents"]stringByAppendingPathComponent:imageName];
+    NSFileManager *fileManager = [NSFileManager defaultManager];[fileManager removeItemAtPath:fullPath error:nil];
+
+}
+
++(UIImage *)getUserShareImage:(NSString *)imageName{
+    
+    
+    NSString*fullpath=[[NSHomeDirectory() stringByAppendingPathComponent:@"Documents"]stringByAppendingPathComponent:imageName];
+    UIImage*saveImage=[[UIImage alloc]initWithContentsOfFile:fullpath];
+    if (!saveImage) {
+        saveImage = [UIImage imageNamed:@"sharebg_1"];
+    }
+    return saveImage;
+}
+
 + (UIImage *)getUserAvatorWith:(NSString *)userId{
     
     if (!userId) {
@@ -81,4 +108,65 @@
     return newimage;
     
 }
+
++(UIImage *)zipScaleWithImage:(UIImage *)sourceImage{
+    //进行图像尺寸的压缩
+    CGSize imageSize = sourceImage.size;
+    //取出要压缩的image尺寸
+    CGFloat width = imageSize.width;
+    //图片宽度
+    CGFloat height = imageSize.height;
+    //图片高度 //1.宽高大于1280(宽高比不按照2来算，按照1来算)
+    if (width>1280||height>1280) { if (width>height) { CGFloat scale = height/width; width = 1280; height = width*scale;
+        
+    }else{ CGFloat scale = width/height;
+        height = 1280; width = height*scale;
+        
+    }
+        //2.宽大于1280高小于1280
+        
+    }else if(width>1280||height<1280){
+        CGFloat scale = height/width;
+        width = 1280;
+        height = width*scale;
+        //3.宽小于1280高大于1280
+        
+    }else if(width<1280||height>1280){
+        CGFloat scale = width/height; height = 1280; width = height*scale;
+        //4.宽高都小于1280
+        
+    }else{
+        
+    }
+    //进行尺寸重绘
+    UIGraphicsBeginImageContext(CGSizeMake(width, height));
+    [sourceImage drawInRect:CGRectMake(0,0,width,height)]; UIImage* newImage = UIGraphicsGetImageFromCurrentImageContext(); UIGraphicsEndImageContext();
+    return newImage;
+    
+}
+
++(void)saveUserFeedbackImag:(NSString *)imagename image:(UIImage *)image
+{
+    
+    
+    NSData*imageData=UIImagePNGRepresentation(image);
+    NSString *fullPath=[[NSHomeDirectory() stringByAppendingPathComponent:@"Documents"]stringByAppendingPathComponent:[NSString stringWithFormat:@"gigafeed/%@.png",imagename]];
+    NSLog(@"fullPath%@",fullPath);
+    [imageData writeToFile:fullPath atomically:YES];
+}
+
++(UIImage *)getUserFeedbackImag:(NSString *)imageName{
+    NSString*fullpath=[[NSHomeDirectory() stringByAppendingPathComponent:@"Documents"]stringByAppendingPathComponent:[NSString stringWithFormat:@"gigafeed/%@.png",imageName]];
+    UIImage*saveImage=[[UIImage alloc]initWithContentsOfFile:fullpath];
+    
+    return saveImage;
+}
+
++(void)delectAllfeedimages{
+    
+        NSString *fullPath=[[NSHomeDirectory() stringByAppendingPathComponent:@"Documents"]stringByAppendingPathComponent:[NSString stringWithFormat:@"gigafeed/"]];
+        NSFileManager *fileManager = [NSFileManager defaultManager];[fileManager removeItemAtPath:fullPath error:nil];
+    
+}
+
 @end