transmission/macosx/Badger.m

215 lines
7.0 KiB
Objective-C

/******************************************************************************
* $Id$
*
* Copyright (c) 2006-2007 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 "Badger.h"
#import "StringAdditions.h"
@interface Badger (Private)
- (void) badgeString: (NSString *) string forRect: (NSRect) rect;
@end
@implementation Badger
- (id) initWithLib: (tr_handle_t *) lib
{
if ((self = [super init]))
{
fLib = lib;
fDockIcon = [[NSImage imageNamed: @"NSApplicationIcon"] copy];
fBadge = [NSImage imageNamed: @"Badge"];
fUploadBadge = [NSImage imageNamed: @"UploadBadge"];
fDownloadBadge = [NSImage imageNamed: @"DownloadBadge"];
NSShadow * stringShadow = [[NSShadow alloc] init];
[stringShadow setShadowOffset: NSMakeSize(2.0, -2.0)];
[stringShadow setShadowBlurRadius: 4.0];
NSFont * boldFont = [[NSFontManager sharedFontManager] convertFont:
[NSFont fontWithName: @"Helvetica" size: 28.0] toHaveTrait: NSBoldFontMask];
fAttributes = [[NSDictionary alloc] initWithObjectsAndKeys:
[NSColor whiteColor], NSForegroundColorAttributeName,
boldFont, NSFontAttributeName, stringShadow, NSShadowAttributeName, nil];
[stringShadow release];
fCompleted = 0;
fSpeedBadge = NO;
fLock = [[NSLock alloc] init];
}
return self;
}
- (void) dealloc
{
[fDockIcon release];
[fAttributes release];
[fLock release];
[super dealloc];
}
- (void) updateBadgeWithCompleted: (int) completed
{
[fLock lock];
//set completed badge to top right
BOOL baseChange;
if (baseChange = (fCompleted != completed))
{
fCompleted = completed;
[fDockIcon release];
fDockIcon = [[NSImage imageNamed: @"NSApplicationIcon"] copy];
if (completed > 0)
{
NSRect badgeRect;
NSSize iconSize = [fDockIcon size];
badgeRect.size = [fBadge size];
badgeRect.origin.x = iconSize.width - badgeRect.size.width;
badgeRect.origin.y = iconSize.height - badgeRect.size.height;
[fDockIcon lockFocus];
//place badge
[fBadge compositeToPoint: badgeRect.origin operation: NSCompositeSourceOver];
//ignore shadow of badge when placing string
float badgeBottomExtra = 5.0;
badgeRect.size.height -= badgeBottomExtra;
badgeRect.origin.y += badgeBottomExtra;
//place badge text
[self badgeString: [NSString stringWithInt: completed] forRect: badgeRect];
[fDockIcon unlockFocus];
}
}
//set upload and download rate badges
NSString * downloadRateString = nil, * uploadRateString = nil;
BOOL checkDownload = [[NSUserDefaults standardUserDefaults] boolForKey: @"BadgeDownloadRate"],
checkUpload = [[NSUserDefaults standardUserDefaults] boolForKey: @"BadgeUploadRate"];
if (checkDownload || checkUpload)
{
float downloadRate, uploadRate;
tr_torrentRates(fLib, &downloadRate, &uploadRate);
if (checkDownload && downloadRate >= 0.1)
downloadRateString = [NSString stringForSpeedAbbrev: downloadRate];
if (checkUpload && uploadRate >= 0.1)
uploadRateString = [NSString stringForSpeedAbbrev: uploadRate];
}
NSImage * dockIcon = nil;
BOOL speedChange;
if (speedChange = (uploadRateString || downloadRateString))
{
dockIcon = [fDockIcon copy];
NSRect badgeRect;
badgeRect.size = [fUploadBadge size];
badgeRect.origin = NSZeroPoint;
//ignore shadow of badge when placing string
NSRect stringRect = badgeRect;
float badgeBottomExtra = 2.0;
stringRect.size.height -= badgeBottomExtra;
stringRect.origin.y += badgeBottomExtra;
[dockIcon lockFocus];
if (uploadRateString)
{
//place badge
[fUploadBadge compositeToPoint: badgeRect.origin operation: NSCompositeSourceOver];
//place badge text
[self badgeString: uploadRateString forRect: stringRect];
}
if (downloadRateString)
{
//download rate above upload rate
if (uploadRateString)
{
float spaceBetween = badgeRect.size.height + 2.0;
badgeRect.origin.y += spaceBetween;
stringRect.origin.y += spaceBetween;
}
//place badge
[fDownloadBadge compositeToPoint: badgeRect.origin operation: NSCompositeSourceOver];
//place badge text
[self badgeString: downloadRateString forRect: stringRect];
}
[dockIcon unlockFocus];
}
//update dock badge
if (baseChange || fSpeedBadge || speedChange)
{
if (!dockIcon)
dockIcon = [fDockIcon retain];
[NSApp setApplicationIconImage: dockIcon];
[dockIcon release];
fSpeedBadge = speedChange;
}
[fLock unlock];
}
- (void) clearBadge
{
[NSApp setApplicationIconImage: [NSImage imageNamed: @"NSApplicationIcon"]];
fCompleted = 0;
}
@end
@implementation Badger (Private)
//dock icon must have locked focus
- (void) badgeString: (NSString *) string forRect: (NSRect) rect
{
NSSize stringSize = [string sizeWithAttributes: fAttributes];
//string is in center of image
rect.origin.x += (rect.size.width - stringSize.width) * 0.5;
rect.origin.y += (rect.size.height - stringSize.height) * 0.5;
[string drawAtPoint: rect.origin withAttributes: fAttributes];
}
@end