MyScreenSaverView.h

/*
    File:       MyScreenSaverView.h
    
    Description: MyScreenSaverView header file
 
    Author:     era
 
    Copyright:  © Copyright 2003 Apple Computer, Inc. All rights reserved.
    
    Disclaimer: IMPORTANT:  This Apple software is supplied to you by Apple Computer, 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 AppleÕs
                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 Computer, 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
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                ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION
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                ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                
    Change History (most recent first): <1> 10/28/03 initial release
 
*/
 
#import <ScreenSaver/ScreenSaver.h>
#import <Carbon/Carbon.h>
#import <QuickTime/QuickTime.h>
 
@interface MyScreenSaverView : ScreenSaverView 
{   
    NSString         *mBundleID;        // our bundle ID
    NSQuickDrawView  *mQDView;          // our QuickDraw view
    Rect             mFrameBounds;      // the frame bounds
    Rect             mSourceBounds;     // the video source bounds
    Rect             mWindowBounds;     // the display window bounds
    SGChannel        mSGChanVideo;      // the sequence grabber channel component
    SGDataUPP        mSGDataUPP;        // data proc
    GWorldPtr        mOffscreen;        // our offscreen GWorld
    Ptr              mBaseAddr;         // the offscreen base address
    UInt32           mLen;              // the data length
    ImageSequence    mDecoSeq;          // decompression sequence ID
    ImageSequence    mDrawSeq;          // the draw sequence ID
    UserData         mUserData;         // our user data
    BOOL             mIsPreview;        // are we in preview mode?
    
    IBOutlet id mConfigureSheet;        // our configuration sheet
    IBOutlet NSButton *mUseHQCheckbox;  // does the user want High Quality?
    IBOutlet NSButton *mMirrorCheckbox; // does the user want to mirror the image?
    
    int mVersion;                       // the version of our prefs
    int mUseHighQuality;                // if true use high quality when decompressing source
    int mMirror;                        // if true mirror the image when drawing to the screen
}
 
- (void)dealloc;
- (IBAction)closeSheetSave:(id) sender;
- (IBAction)closeSheetCancel:(id) sender;
- (IBAction)sgConfigurationDialog:(id) sender;
- (OSErr)newUserData:(UserData *)outUserData fromDefaults:(ScreenSaverDefaults *)inDefaults;
- (OSErr)saveUserData:(UserData)inUserData toDefaults:(ScreenSaverDefaults *)inDefaults;
 
- (ImageSequence)decoSeq;
- (ImageSequence)drawSeq;
- (GWorldPtr)offscreen;
- (Ptr)baseAddr;
- (UInt32)length;
 
@end