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/* xscreensaver, Copyright (c) 2006-2017 Jamie Zawinski <jwz@jwz.org>
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation. No representations are made about the suitability of this
* software for any purpose. It is provided "as is" without express or
* implied warranty.
*/
/* This is a subclass of Apple's ScreenSaverView that knows how to run
xscreensaver programs without X11 via the dark magic of the "jwxyz"
library. In xscreensaver terminology, this is the replacement for
the "screenhack.c" module.
*/
#ifdef USE_IPHONE
# import <Foundation/Foundation.h>
# import <UIKit/UIKit.h>
# define NSView UIView
# define NSRect CGRect
# define NSSize CGSize
# define NSColor UIColor
# define NSImage UIImage
# define NSEvent UIEvent
# define NSWindow UIWindow
# define NSOpenGLContext EAGLContext
#else
# import <Cocoa/Cocoa.h>
# import <ScreenSaver/ScreenSaver.h>
//# define USE_TOUCHBAR
#endif
#import "screenhackI.h"
#import "PrefsReader.h"
#ifdef USE_IPHONE
@class XScreenSaverView;
@protocol XScreenSaverViewDelegate
- (void) wantsFadeOut:(XScreenSaverView *)saverView;
- (void) didShake:(XScreenSaverView *)saverView;
- (void) openPreferences: (NSString *)which;
@end
@interface ScreenSaverView : NSView
- (id)initWithFrame:(NSRect)frame isPreview:(BOOL)isPreview;
- (NSTimeInterval)animationTimeInterval;
- (void)setAnimationTimeInterval:(NSTimeInterval)timeInterval;
- (void)startAnimation;
- (void)stopAnimation;
- (BOOL)isAnimating;
- (void)animateOneFrame;
- (BOOL)hasConfigureSheet;
//- (NSWindow*)configureSheet;
- (UIViewController*)configureView;
- (BOOL)isPreview;
@end
#endif // USE_IPHONE
// Currently only OpenGL backbuffers are supported (OSX and iOS).
# define BACKBUFFER_OPENGL
@interface XScreenSaverView : ScreenSaverView
# ifdef USE_IPHONE
<UIAlertViewDelegate>
# elif defined(USE_TOUCHBAR)
<NSTouchBarDelegate>
# endif
{
struct xscreensaver_function_table *xsft;
PrefsReader *prefsReader;
BOOL setup_p; // whether xsft->setup_cb() has been run
BOOL initted_p; // whether xsft->init_cb() has been run
BOOL resized_p; // whether to run the xsft->reshape_cb() soon
double next_frame_time; // time_t in milliseconds of when to tick the frame
// Data used by the Xlib-flavored screensaver
Display *xdpy;
Window xwindow;
void *xdata;
fps_state *fpst;
void (*fps_cb) (Display *, Window, fps_state *, void *);
BOOL _lowrez_p; // Whether the saver prefers 1990s pixels.
# ifdef USE_IPHONE
BOOL screenLocked;
BOOL _ignoreRotation; // whether hack requested "always portrait".
// some want this, some do not.
NSTimer *crash_timer;
NSDictionary *function_tables;
id<XScreenSaverViewDelegate> _delegate;
UIView *closeBox;
NSTimer *closeBoxTimer;
CGAffineTransform pinch_transform;
# else // !USE_PHONE
NSOpenGLPixelFormat *pixfmt;
# endif // !USE_IPHONE
# ifdef USE_TOUCHBAR
XScreenSaverView *touchbar_view;
BOOL touchbar_p;
# endif
NSOpenGLContext *ogl_ctx; // OpenGL rendering context
# ifdef JWXYZ_QUARTZ
CGContextRef backbuffer;
CGColorSpaceRef colorspace;
# ifdef BACKBUFFER_OPENGL
void *backbuffer_data;
GLsizei backbuffer_len;
GLsizei gl_texture_w, gl_texture_h;
GLuint backbuffer_texture;
GLenum gl_texture_target;
GLenum gl_pixel_format, gl_pixel_type;
# ifndef USE_IPHONE
BOOL double_buffered_p, gl_apple_client_storage_p;
# else // USE_IPHONE
BOOL gl_limited_npot_p;
GLuint gl_framebuffer, gl_renderbuffer;
# endif // USE_IPHONE
# endif
# endif // JWXYZ_QUARTZ
# if defined JWXYZ_GL && defined USE_IPHONE
NSOpenGLContext *ogl_ctx_pixmap;
# endif // JWXYZ_GL && USE_IPHONE
}
- (id)initWithFrame:(NSRect)frame saverName:(NSString*)n isPreview:(BOOL)p;
- (void) render_x11;
- (NSOpenGLContext *) oglContext;
- (void) prepareContext;
- (NSUserDefaultsController *) userDefaultsController;
+ (NSString *) decompressXML:(NSData *)xml;
- (CGFloat) hackedContentScaleFactor;
#ifdef USE_IPHONE
- (void)setScreenLocked:(BOOL)locked;
- (NSDictionary *)getGLProperties;
- (void)addExtraRenderbuffers:(CGSize)size;
- (NSString *)getCAGravity;
- (void)orientationChanged;
@property (nonatomic, assign) id<XScreenSaverViewDelegate> delegate;
@property (nonatomic) BOOL ignoreRotation;
- (BOOL)suppressRotationAnimation;
- (BOOL)rotateTouches;
#else // !USE_IPHONE
- (NSOpenGLPixelFormat *)getGLPixelFormat;
#endif // !USE_IPHONE
- (void)enableBackbuffer:(CGSize)new_backbuffer_size;
- (void)setViewport;
- (void)createBackbuffer:(CGSize)s;
- (void)reshape_x11;
#ifdef JWXYZ_QUARTZ
- (void)drawBackbuffer;
#endif // JWXYZ_QUARTZ
- (void)flushBackbuffer;
@end
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