//

//  GrowlMusicVideoWindowView.m

//  Display Plugins

//

//  Created by Jorge Salvador Caffarena on 09/09/04.

//  Copyright 2004 Jorge Salvador Caffarena. All rights reserved.

//

#import "GrowlMusicVideoWindowView.h"

#import "GrowlMusicVideoPrefs.h"

#import "GrowlImageAdditions.h"

extern CGLayerRef CGLayerCreateWithContext() __attribute__((weak_import));

@implementation GrowlMusicVideoWindowView

- (id) initWithFrame:(NSRect)frame {

	if ((self = [super initWithFrame:frame])) {

		cache = [[NSImage alloc] initWithSize:frame.size];

		needsDisplay = YES;

	}

	return self;

}

- (void) dealloc {

	[titleAttributes release];

	[textAttributes  release];

	[backgroundColor release];

	[textColor       release];

	[icon            release];

	[title           release];

	[text            release];

	[cache           release];

	if (layer)

		CGLayerRelease(layer);

	[super dealloc];

}

- (void) drawRect:(NSRect)rect {

	//Make sure that we don't draw in the main thread

	//if ([super dispatchDrawingToThread:rect]) {

		NSGraphicsContext *context = [NSGraphicsContext currentContext];

		CGContextRef cgContext = [context graphicsPort];

		NSRect bounds = [self bounds];

		if (needsDisplay) {

			// rects and sizes

			int sizePref = 0;

			READ_GROWL_PREF_INT(MUSICVIDEO_SIZE_PREF, GrowlMusicVideoPrefDomain, &sizePref);

			NSRect titleRect, textRect;

			NSRect iconRect;

			if (sizePref == MUSICVIDEO_SIZE_HUGE) {

				titleRect.origin.x = 192.0;

				titleRect.origin.y = NSHeight(bounds) - 72.0;

				titleRect.size.width = NSWidth(bounds) - 192.0 - 32.0;

				titleRect.size.height = 40.0;

				textRect.origin.y = NSHeight(bounds) - 176.0;

				textRect.size.height = 96.0;

				iconRect.origin.x = 32.0;

				iconRect.origin.y = NSHeight(bounds) - 160.0;

				iconRect.size.width = 128.0;

				iconRect.size.height = 128.0;

			} else {

				titleRect.origin.x = 96.0;

				titleRect.origin.y = NSHeight(bounds) - 36.0;

				titleRect.size.width = NSWidth(bounds) - 96.0 - 16.0;

				titleRect.size.height = 25.0;

				textRect.origin.y = NSHeight(bounds) - 88.0,

					textRect.size.height = 48.0;

				iconRect.origin.x = 8.0;

				iconRect.origin.y = NSHeight(bounds) - 88.0;

				iconRect.size.width = 80.0;

				iconRect.size.height = 80.0;

			}

			textRect.origin.x = titleRect.origin.x;

			textRect.size.width = titleRect.size.width;

			//draw to cache

			if (CGLayerCreateWithContext) {

				if (!layer)

					layer = CGLayerCreateWithContext(cgContext, CGSizeMake(bounds.size.width, bounds.size.height), NULL);

				[NSGraphicsContext setCurrentContext:

					[NSGraphicsContext graphicsContextWithGraphicsPort:CGLayerGetContext(layer) flipped:NO]];

			} else {

				[cache lockFocus];

			}

			[backgroundColor set];

			bounds.origin = NSZeroPoint;

			NSRectFill(bounds);

			[title drawInRect:titleRect withAttributes:titleAttributes];

			[text drawInRect:textRect withAttributes:textAttributes];

			[icon setFlipped:NO];

			[icon drawScaledInRect:iconRect operation:NSCompositeSourceOver fraction:1.0];

			if (CGLayerCreateWithContext)

				[NSGraphicsContext setCurrentContext:context];

			else

				[cache unlockFocus];

			needsDisplay = NO;

		}

		// draw background

		[[NSColor clearColor] set];

		NSRectFill(rect);

		// draw cache to screen

		NSRect imageRect = rect;

		int effect = MUSICVIDEO_EFFECT_SLIDE;

		READ_GROWL_PREF_INT(MUSICVIDEO_EFFECT_PREF, GrowlMusicVideoPrefDomain, &effect);

		if (effect == MUSICVIDEO_EFFECT_SLIDE) {

			if (CGLayerCreateWithContext)

				imageRect.origin.y = 0.0;

		} else if (effect == MUSICVIDEO_EFFECT_WIPE) {

			rect.size.height -= imageRect.origin.y;

			imageRect.size.height -= imageRect.origin.y;

			if (!CGLayerCreateWithContext)

				imageRect.origin.y = 0.0;

		} else if (effect == MUSICVIDEO_EFFECT_FADING) {

			if (CGLayerCreateWithContext)

				imageRect.origin.y = 0.0;		

		}

		if (CGLayerCreateWithContext) {

			CGRect cgRect;

			cgRect.origin.x = imageRect.origin.x;

			cgRect.origin.y = imageRect.origin.y;

			cgRect.size.width = rect.size.width;

			if (effect == MUSICVIDEO_EFFECT_WIPE) {

				cgRect.size.height = rect.size.height;

				CGContextClipToRect(cgContext, cgRect);

			}

			cgRect.size.height = bounds.size.height;

			CGContextDrawLayerInRect(cgContext, cgRect, layer);

		} else {

			[cache drawInRect:rect fromRect:imageRect operation:NSCompositeSourceOver fraction:1.0];

		}

	//}

}

- (void) setIcon:(NSImage *)anIcon {

	[icon autorelease];

	icon = [anIcon retain];

	[self setNeedsDisplay:(needsDisplay = YES)];

}

- (void) setTitle:(NSString *)aTitle {

	[title autorelease];

	title = [aTitle copy];

	[self setNeedsDisplay:(needsDisplay = YES)];

}

- (void) setText:(NSString *)aText {

	[text autorelease];

	text = [aText copy];

	[self setNeedsDisplay:(needsDisplay = YES)];

}

- (void) setPriority:(int)priority {

	NSString *key;

	NSString *textKey;

	switch (priority) {

		case -2:

			key = GrowlMusicVideoVeryLowBackgroundColor;

			textKey = GrowlMusicVideoVeryLowTextColor;

			break;

		case -1:

			key = GrowlMusicVideoModerateBackgroundColor;

			textKey = GrowlMusicVideoModerateTextColor;

			break;

		case 1:

			key = GrowlMusicVideoHighBackgroundColor;

			textKey = GrowlMusicVideoHighTextColor;

			break;

		case 2:

			key = GrowlMusicVideoEmergencyBackgroundColor;

			textKey = GrowlMusicVideoEmergencyTextColor;

			break;

		case 0:

		default:

			key = GrowlMusicVideoNormalBackgroundColor;

			textKey = GrowlMusicVideoNormalTextColor;

			break;

	}

	[backgroundColor release];

	CGFloat opacityPref = MUSICVIDEO_DEFAULT_OPACITY;

	READ_GROWL_PREF_FLOAT(MUSICVIDEO_OPACITY_PREF, GrowlMusicVideoPrefDomain, &opacityPref);

	CGFloat alpha = opacityPref * 0.01;

	Class NSDataClass = [NSData class];

	NSData *data = nil;

	READ_GROWL_PREF_VALUE(key, GrowlMusicVideoPrefDomain, NSData *, &data);

	if(data)

		CFMakeCollectable(data);

	if (data && [data isKindOfClass:NSDataClass])

		backgroundColor = [NSUnarchiver unarchiveObjectWithData:data];

	else

		backgroundColor = [NSColor blackColor];

	backgroundColor = [[backgroundColor colorWithAlphaComponent:alpha] retain];

	[data release];

	data = nil;

	[textColor release];

	READ_GROWL_PREF_VALUE(textKey, GrowlMusicVideoPrefDomain, NSData *, &data);

	if(data)

		CFMakeCollectable(data);

	if (data && [data isKindOfClass:NSDataClass])

		textColor = [NSUnarchiver unarchiveObjectWithData:data];

	else

		textColor = [NSColor whiteColor];

	[textColor retain];

	[data release];

	CGFloat titleFontSize;

	CGFloat textFontSize;

	int sizePref = 0;

	READ_GROWL_PREF_INT(MUSICVIDEO_SIZE_PREF, GrowlMusicVideoPrefDomain, &sizePref);

	if (sizePref == MUSICVIDEO_SIZE_HUGE) {

		titleFontSize = 32.0;

		textFontSize = 20.0;

	} else {

		titleFontSize = 16.0;

		textFontSize = 12.0;

	}

	NSShadow *textShadow = [[NSShadow alloc] init];

	NSSize shadowSize = {0.0, -2.0};

	[textShadow setShadowOffset:shadowSize];

	[textShadow setShadowBlurRadius:3.0];

	[textShadow setShadowColor:[NSColor blackColor]];

	NSMutableParagraphStyle *paragraphStyle = [[NSParagraphStyle defaultParagraphStyle] mutableCopy];

	[paragraphStyle setAlignment:NSLeftTextAlignment];

	[paragraphStyle setLineBreakMode:NSLineBreakByTruncatingTail];

	[titleAttributes release];

	titleAttributes = [[NSDictionary alloc] initWithObjectsAndKeys:

		textColor,                                   NSForegroundColorAttributeName,

		paragraphStyle,                              NSParagraphStyleAttributeName,

		[NSFont boldSystemFontOfSize:titleFontSize], NSFontAttributeName,

		textShadow,                                  NSShadowAttributeName,

		nil];

	[paragraphStyle release];

	paragraphStyle = [[NSParagraphStyle defaultParagraphStyle] mutableCopy];

	[paragraphStyle setAlignment:NSLeftTextAlignment];

	[textAttributes release];

	textAttributes = [[NSDictionary alloc] initWithObjectsAndKeys:

		textColor,                               NSForegroundColorAttributeName,

		paragraphStyle,                          NSParagraphStyleAttributeName,

		[NSFont messageFontOfSize:textFontSize], NSFontAttributeName,

		textShadow,                              NSShadowAttributeName,

		nil];

	[paragraphStyle release];

	[textShadow release];

}

- (id) target {

	return target;

}

- (void) setTarget:(id) object {

	target = object;

}

#pragma mark -

- (SEL) action {

	return action;

}

- (void) setAction:(SEL) selector {

	action = selector;

}

- (BOOL) showsCloseBox {

    return NO;

}

#pragma mark -

- (BOOL) needsDisplay {

	return needsDisplay && [super needsDisplay];

}

@end