/*
 *  LBImageProcessingProtocol.h
 *  Lightbox
 *
 *  Created by Josh Anon on Sat Dec 07 2002.
 *  Copyright (c) 2002 Josh Anon. All rights reserved.
 *
 */

#import <Cocoa/Cocoa.h>

#ifndef LBImagePluginCompleted
#define LBImagePluginCompleted 1
#define LBImagePluginCancelled 0
#endif

@protocol LBImageProcessingProtocol < NSObject >
//what will appear in the menu
+(NSString*)name;

//return YES if you can process an uncoverted, given type (e.g. crw, canon tif, nef, etc.)
+(BOOL)handlesRawType:(NSString*)extension;
//return YES if you can process the converted type
+(BOOL)handlesConvertedType:(NSString*)extension;
//for menu validation--do you accept > 1 image?
+(BOOL)acceptsMultipleImages;
//called to load the bundle
+(BOOL)initializeClass:(NSBundle*)theBundle;
//once cocoa gets unloading bundle support, Lightbox'll call this to unload
+(void)terminateClass;

//show the working window while plugin is running
+(BOOL)showWorkingWindow;

//current protocol version is 1
+(int)version;

//Lightbox will call this to init the plugin
-(id)init;

//hands in array of dictionaries
//dictionaries contain {imagePath = /path/to/image,
//			thumbnailPath = /path/to/thumbnail,
//			thumbnailRotation = angle (NSNumber/float) indicating rotation for thumb
//			loadedImage = NSImage (if available/already loaded)
//count might still be > 1 even if you say you don't accept multiple images
-(void)setImages:(NSArray*)images;

//from what window did we choose the plugin?  Might be from preview window, or it
//might be from organizer
-(void)setParentWindow:(NSWindow*)window;

//return either LBImagePluginCompleted or LBImagePluginCancelled
-(int)run;

//updated thumbnail images in same order as images array
-(NSArray*)thumbnails;

//for letting your plugin provide undo
-(void)setUndoManager:(NSUndoManager*)undoM;
@end