transmission/macosx/BadgeView.m

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/******************************************************************************
* $Id$
*
* Copyright (c) 2007 Transmission authors and contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*****************************************************************************/
#import "BadgeView.h"
#import "NSStringAdditions.h"
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#define BOTTOM_PADDING 2.0
#define BETWEEN_PADDING 2.0
#define BADGE_HEIGHT 30.0
@interface BadgeView (Private)
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- (void) badge: (NSImage *) badge string: (NSString *) string atHeight: (float) height;
@end
@implementation BadgeView
- (id) initWithFrame: (NSRect) frame lib: (tr_handle *) lib
{
if ((self = [super initWithFrame: frame]))
{
fLib = lib;
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fQuitting = NO;
}
return self;
}
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- (void) setQuitting
{
fQuitting = YES;
}
- (void) dealloc
{
[fAttributes release];
[fQuitBadge release];
[super dealloc];
}
- (void) drawRect: (NSRect) rect
{
[[NSImage imageNamed: @"NSApplicationIcon"] drawInRect: rect fromRect: NSZeroRect operation: NSCompositeSourceOver fraction: 1.0];
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if (fQuitting)
{
if (!fQuitBadge)
{
NSRect badgeRect = NSMakeRect(0.0, 0.0, rect.size.width, BADGE_HEIGHT);
NSBezierPath * bp = [NSBezierPath bezierPathWithRoundedRect: badgeRect xRadius: 15.0 yRadius: 15.0];
fQuitBadge = [[NSImage alloc] initWithSize: badgeRect.size];
[fQuitBadge lockFocus];
[[NSColor colorWithCalibratedWhite: 0.0 alpha: 0.75] set];
[bp fill];
[fQuitBadge unlockFocus];
}
[self badge: fQuitBadge string: NSLocalizedString(@"Quitting", "Dock Badger -> quit message")
atHeight: (rect.size.height - BADGE_HEIGHT) * 0.5];
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return;
}
BOOL checkDownload = [[NSUserDefaults standardUserDefaults] boolForKey: @"BadgeDownloadRate"],
checkUpload = [[NSUserDefaults standardUserDefaults] boolForKey: @"BadgeUploadRate"];
if (checkDownload || checkUpload)
{
float downloadRate, uploadRate;
tr_torrentRates(fLib, &downloadRate, &uploadRate);
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BOOL upload = checkUpload && uploadRate >= 0.1;
if (upload)
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[self badge: [NSImage imageNamed: @"UploadBadge"] string: [NSString stringForSpeedAbbrev: uploadRate] atHeight: 0.0];
if (checkDownload && downloadRate >= 0.1)
{
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//download rate above upload rate
float bottom = upload ? [[NSImage imageNamed: @"UploadBadge"] size].height + BETWEEN_PADDING : 0.0;
[self badge: [NSImage imageNamed: @"DownloadBadge"] string: [NSString stringForSpeedAbbrev: downloadRate] atHeight: bottom];
}
}
}
@end
@implementation BadgeView (Private)
//dock icon must have locked focus
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- (void) badge: (NSImage *) badge string: (NSString *) string atHeight: (float) height
{
if (!fAttributes)
{
NSShadow * stringShadow = [[NSShadow alloc] init];
[stringShadow setShadowOffset: NSMakeSize(2.0, -2.0)];
[stringShadow setShadowBlurRadius: 4.0];
fAttributes = [[NSDictionary alloc] initWithObjectsAndKeys:
[NSColor whiteColor], NSForegroundColorAttributeName,
[NSFont boldSystemFontOfSize: 26.0], NSFontAttributeName, stringShadow, NSShadowAttributeName, nil];
[stringShadow release];
}
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NSRect badgeRect = NSZeroRect;
badgeRect.size = [badge size];
badgeRect.origin.y = height;
[badge drawInRect: badgeRect fromRect: NSZeroRect operation: NSCompositeSourceOver fraction: 1.0];
//string is in center of image
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NSSize stringSize = [string sizeWithAttributes: fAttributes];
NSRect stringRect = badgeRect;
stringRect.origin.x += (badgeRect.size.width - stringSize.width) * 0.5;
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stringRect.origin.y += (badgeRect.size.height - stringSize.height) * 0.5 + 1.0; //adjust for shadow
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stringRect.size = stringSize;
[string drawInRect: stringRect withAttributes: fAttributes];
}
@end