//
//
//  OSX GLEssentials
//
//  Copied from the Apple GLEssentials
//
//

#import "WindowController.h"
#import "FullscreenWindow.h"
#import "GLView.h"

@interface WindowController () {
    FullscreenWindow *fullscreenWindow; // Fullscreen window
    NSWindow* standardWindow; // Non-Fullscreen window (also the initial window)
}

@end


@implementation WindowController

- (id)initWithWindow:(NSWindow *) window{
	if (self = [super initWithWindow:window]){
		fullscreenWindow = nil;
    }

	return self;
}

- (void)goFullscreen{
	if(fullscreenWindow){
		return;
	}

	// Allocate a new fullscreen window
	fullscreenWindow = [[FullscreenWindow alloc] init];

	// Resize the view to screensize
    view.frame = fullscreenWindow.frame;

	// Set the view in the fullscreen window
    fullscreenWindow.contentView = view;

    // keep a referene to the old window
	standardWindow = self.window;

	// Hide non-fullscreen window so it doesn't show up when switching out
	// of this app (i.e. with CMD-TAB)
	[standardWindow orderOut:self];

	// Set controller to the fullscreen window so that all input will go to
	// this controller (self)
    self.window = fullscreenWindow;

	// Show the window and make it the key window for input
	[fullscreenWindow makeKeyAndOrderFront:self];

}

- (void)goWindow{
	if(!fullscreenWindow){
		return;
	}

    // Resize the view to the window size
    view.frame = standardWindow.frame;

	// Set controller to the standard window so that all input will go to
	// this controller (self)
    self.window = standardWindow;

	// Set the content of the orginal window to the view
    self.window.contentView = view;

	// Show the window and make it the key window for input
	[[self window] makeKeyAndOrderFront:self];

	// release fullscreenWindow
	fullscreenWindow = nil;
}


- (void)keyDown:(NSEvent *)event{
	unichar c = [[event charactersIgnoringModifiers] characterAtIndex:0];

	switch (c){
		// Handle [ESC] key
		case 27:
			if(fullscreenWindow){
				[self goWindow];
			}
			return;
		// Have f key toggle fullscreen
		case 'f':
			if(fullscreenWindow){
				[self goWindow];
			} else {
				[self goFullscreen];
			}
			return;
	}

	// Allow other character to be handled (or not and beep)
	[super keyDown:event];
}

@end