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transmission/macosx/TorrentCell.m

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/******************************************************************************
* $Id$
*
* Copyright (c) 2006-2008 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 "TorrentCell.h"
#import "TorrentTableView.h"
#import "GroupsWindowController.h"
#import "NSApplicationAdditions.h"
#import "NSStringAdditions.h"
#import "NSBezierPathAdditions.h"
#import "CTGradientAdditions.h"
#define BAR_HEIGHT 12.0
#define IMAGE_SIZE_REG 32.0
#define IMAGE_SIZE_MIN 16.0
//end up being larger than font height
#define HEIGHT_TITLE 16.0
#define HEIGHT_STATUS 12.0
#define PADDING_HORIZONAL 2.0
#define PADDING_ABOVE_IMAGE_REG 9.0
#define PADDING_BETWEEN_IMAGE_AND_TITLE 5.0
#define PADDING_BETWEEN_IMAGE_AND_BAR 7.0
#define PADDING_ABOVE_TITLE 3.0
#define PADDING_ABOVE_MIN_STATUS 4.0
#define PADDING_BETWEEN_TITLE_AND_MIN_STATUS 2.0
#define PADDING_BETWEEN_TITLE_AND_PROGRESS 1.0
#define PADDING_BETWEEN_PROGRESS_AND_BAR 2.0
#define PADDING_BETWEEN_TITLE_AND_BAR_MIN 3.0
#define PADDING_BETWEEN_BAR_AND_STATUS 2.0
#define WIDTH_GROUP 40.0
#define WIDTH_GROUP_MIN 24.0
#define MAX_PIECES 324
@interface TorrentCell (Private)
- (void) drawBar: (NSRect) barRect;
- (void) drawRegularBar: (NSRect) barRect;
- (void) drawPiecesBar: (NSRect) barRect;
- (NSRect) rectForMinimalStatusWithString: (NSAttributedString *) string inBounds: (NSRect) bounds;
- (NSRect) rectForTitleWithString: (NSAttributedString *) string basedOnMinimalStatusRect: (NSRect) statusRect
inBounds: (NSRect) bounds;
- (NSRect) rectForProgressWithString: (NSAttributedString *) string inBounds: (NSRect) bounds;
- (NSRect) rectForStatusWithString: (NSAttributedString *) string inBounds: (NSRect) bounds;
- (NSAttributedString *) attributedTitleWithColor: (NSColor *) color;
- (NSAttributedString *) attributedStatusString: (NSString *) string withColor: (NSColor *) color;
@end
@implementation TorrentCell
//only called once and the main table is always needed, so don't worry about releasing
- (id) init
{
if ((self = [super init]))
{
fDefaults = [NSUserDefaults standardUserDefaults];
NSMutableParagraphStyle * paragraphStyle = [[NSParagraphStyle defaultParagraphStyle] mutableCopy];
[paragraphStyle setLineBreakMode: NSLineBreakByTruncatingTail];
fTitleAttributes = [[NSMutableDictionary alloc] initWithObjectsAndKeys:
[NSFont messageFontOfSize: 12.0], NSFontAttributeName,
paragraphStyle, NSParagraphStyleAttributeName, nil];
fStatusAttributes = [[NSMutableDictionary alloc] initWithObjectsAndKeys:
[NSFont messageFontOfSize: 9.0], NSFontAttributeName,
paragraphStyle, NSParagraphStyleAttributeName, nil];
[paragraphStyle release];
//store box colors
fGrayColor = [[NSColor colorWithCalibratedRed: 0.9 green: 0.9 blue: 0.9 alpha: 1.0] retain];
fBlue1Color = [[NSColor colorWithCalibratedRed: 0.8 green: 1.0 blue: 1.0 alpha: 1.0] retain];
fBlue2Color = [[NSColor colorWithCalibratedRed: 0.6 green: 1.0 blue: 1.0 alpha: 1.0] retain];
fBlue3Color = [[NSColor colorWithCalibratedRed: 0.6 green: 0.8 blue: 1.0 alpha: 1.0] retain];
fBlue4Color = [[NSColor colorWithCalibratedRed: 0.4 green: 0.6 blue: 1.0 alpha: 1.0] retain];
fBlueColor = [[NSColor colorWithCalibratedRed: 0.0 green: 0.4 blue: 0.8 alpha: 1.0] retain];
fOrangeColor = [[NSColor orangeColor] retain];
fBarOverlayColor = [[NSColor colorWithDeviceWhite: 0.0 alpha: 0.2] retain];
}
return self;
}
- (id) copyWithZone: (NSZone *) zone
{
TorrentCell * copy = [super copyWithZone: zone];
copy->fBitmap = nil;
copy->fGrayGradient = [fGrayGradient retain];
copy->fLightGrayGradient = [fLightGrayGradient retain];
copy->fBlueGradient = [fBlueGradient retain];
copy->fDarkBlueGradient = [fDarkBlueGradient retain];
copy->fGreenGradient = [fGreenGradient retain];
copy->fLightGreenGradient = [fLightGreenGradient retain];
copy->fDarkGreenGradient = [fDarkGreenGradient retain];
copy->fYellowGradient = [fYellowGradient retain];
copy->fRedGradient = [fRedGradient retain];
copy->fTransparentGradient = [fTransparentGradient retain];
return copy;
}
- (void) dealloc
{
[fBitmap release];
[fGrayGradient release];
[fLightGrayGradient release];
[fBlueGradient release];
[fDarkBlueGradient release];
[fGreenGradient release];
[fLightGreenGradient release];
[fDarkGreenGradient release];
[fYellowGradient release];
[fRedGradient release];
[fTransparentGradient release];
[super dealloc];
}
- (NSRect) iconRectForBounds: (NSRect) bounds
{
NSRect result = bounds;
result.origin.x += PADDING_HORIZONAL;
float imageSize;
if ([fDefaults boolForKey: @"SmallView"])
{
imageSize = IMAGE_SIZE_MIN;
result.origin.y += (result.size.height - imageSize) * 0.5;
}
else
{
imageSize = IMAGE_SIZE_REG;
result.origin.y += PADDING_ABOVE_IMAGE_REG;
}
result.size = NSMakeSize(imageSize, imageSize);
return result;
}
- (NSRect) titleRectForBounds: (NSRect) bounds
{
return [self rectForTitleWithString: [self attributedTitleWithColor: nil]
basedOnMinimalStatusRect: [self minimalStatusRectForBounds: bounds] inBounds: bounds];
}
- (NSRect) minimalStatusRectForBounds: (NSRect) bounds
{
Torrent * torrent = [self representedObject];
NSString * string = [fDefaults boolForKey: @"DisplaySmallStatusRegular"]
? [torrent shortStatusString] : [torrent remainingTimeString];
return [self rectForMinimalStatusWithString: [self attributedStatusString: string withColor: nil] inBounds: bounds];
}
- (NSRect) progressRectForBounds: (NSRect) bounds
{
return [self rectForProgressWithString: [self attributedStatusString: [[self representedObject] progressString] withColor: nil]
inBounds: bounds];
}
- (NSRect) barRectForBounds: (NSRect) bounds
{
BOOL minimal = [fDefaults boolForKey: @"SmallView"];
NSRect result = bounds;
result.size.height = BAR_HEIGHT;
result.origin.x = PADDING_HORIZONAL + (minimal ? IMAGE_SIZE_MIN : IMAGE_SIZE_REG) + PADDING_BETWEEN_IMAGE_AND_BAR;
result.origin.y += PADDING_ABOVE_TITLE + HEIGHT_TITLE;
if (minimal)
result.origin.y += PADDING_BETWEEN_TITLE_AND_BAR_MIN;
else
result.origin.y += PADDING_BETWEEN_TITLE_AND_PROGRESS + HEIGHT_STATUS + PADDING_BETWEEN_PROGRESS_AND_BAR;
result.size.width = round(NSMaxX(bounds) - result.origin.x - PADDING_HORIZONAL - BUTTONS_TOTAL_WIDTH);
return result;
}
- (NSRect) statusRectForBounds: (NSRect) bounds
{
return [self rectForStatusWithString: [self attributedStatusString: [[self representedObject] statusString] withColor: nil]
inBounds: bounds];
}
- (NSUInteger) hitTestForEvent: (NSEvent *) event inRect: (NSRect) cellFrame ofView: (NSView *) controlView
{
return NSCellHitContentArea;
}
- (void) drawWithFrame: (NSRect) cellFrame inView: (NSView *) controlView
{
[super drawWithFrame: cellFrame inView: controlView];
Torrent * torrent = [self representedObject];
BOOL minimal = [fDefaults boolForKey: @"SmallView"];
//group coloring
NSRect iconRect = [self iconRectForBounds: cellFrame];
int groupValue = [torrent groupValue];
if (groupValue != -1)
{
NSRect groupRect = NSInsetRect(iconRect, -2.0, -3.0);
if (!minimal)
{
groupRect.size.height--;
groupRect.origin.y--;
}
[[[GroupsWindowController groups] gradientForIndex: groupValue] fillBezierPath:
[NSBezierPath bezierPathWithRoundedRect: groupRect radius: 6.0] angle: 90.0];
}
//error image
BOOL error = [torrent isError];
if (error && !fErrorImage)
{
fErrorImage = [NSImage imageNamed: @"Error.png"];
[fErrorImage setFlipped: YES];
}
//icon
NSImage * icon = minimal && error ? fErrorImage : [torrent icon];
[icon drawInRect: iconRect fromRect: NSZeroRect operation: NSCompositeSourceOver fraction: 1.0];
if (error && !minimal)
{
NSRect errorRect = NSMakeRect(NSMaxX(iconRect) - IMAGE_SIZE_MIN, NSMaxY(iconRect) - IMAGE_SIZE_MIN,
IMAGE_SIZE_MIN, IMAGE_SIZE_MIN);
[fErrorImage drawInRect: errorRect fromRect: NSZeroRect operation: NSCompositeSourceOver fraction: 1.0];
}
//text color
NSColor * titleColor, * statusColor;
if ([NSApp isOnLeopardOrBetter] ? [self backgroundStyle] == NSBackgroundStyleDark : [self isHighlighted]
&& [[self highlightColorWithFrame: cellFrame inView: controlView] isEqual: [NSColor alternateSelectedControlColor]])
{
titleColor = [NSColor whiteColor];
statusColor = [NSColor whiteColor];
}
else
{
titleColor = [NSColor controlTextColor];
statusColor = [NSColor darkGrayColor];
}
//minimal status
NSRect minimalStatusRect;
if (minimal)
{
NSString * string = [fDefaults boolForKey: @"DisplaySmallStatusRegular"]
? [torrent shortStatusString] : [torrent remainingTimeString];
NSAttributedString * minimalString = [self attributedStatusString: string withColor: statusColor];
minimalStatusRect = [self rectForMinimalStatusWithString: minimalString inBounds: cellFrame];
[minimalString drawInRect: minimalStatusRect];
}
//title
NSAttributedString * titleString = [self attributedTitleWithColor: titleColor];
NSRect titleRect = [self rectForTitleWithString: titleString basedOnMinimalStatusRect: minimalStatusRect inBounds: cellFrame];
[titleString drawInRect: titleRect];
//progress
if (!minimal)
{
NSAttributedString * progressString = [self attributedStatusString: [torrent progressString] withColor: statusColor];
NSRect progressRect = [self rectForProgressWithString: progressString inBounds: cellFrame];
[progressString drawInRect: progressRect];
}
//bar
[self drawBar: [self barRectForBounds: cellFrame]];
//status
if (!minimal)
{
NSAttributedString * statusString = [self attributedStatusString: [torrent statusString] withColor: statusColor];
[statusString drawInRect: [self rectForStatusWithString: statusString inBounds: cellFrame]];
}
}
@end
@implementation TorrentCell (Private)
- (void) drawBar: (NSRect) barRect
{
if ([fDefaults boolForKey: @"PiecesBar"])
{
NSRect regularBarRect = barRect, piecesBarRect = barRect;
regularBarRect.size.height /= 2.5;
piecesBarRect.origin.y += regularBarRect.size.height;
piecesBarRect.size.height -= regularBarRect.size.height;
[self drawRegularBar: regularBarRect];
[self drawPiecesBar: piecesBarRect];
}
else
{
[fBitmap release];
fBitmap = nil;
[[self representedObject] setPreviousAmountFinished: NULL];
[self drawRegularBar: barRect];
}
[fBarOverlayColor set];
[NSBezierPath strokeRect: NSInsetRect(barRect, 0.5, 0.5)];
}
- (void) drawRegularBar: (NSRect) barRect
{
Torrent * torrent = [self representedObject];
int leftWidth = barRect.size.width;
float progress = [torrent progress];
if (progress < 1.0)
{
float rightProgress = 1.0 - progress, progressLeft = [torrent progressLeft];
int rightWidth = leftWidth * rightProgress;
leftWidth -= rightWidth;
if (progressLeft < rightProgress)
{
int rightNoIncludeWidth = rightWidth * ((rightProgress - progressLeft) / rightProgress);
rightWidth -= rightNoIncludeWidth;
NSRect noIncludeRect = barRect;
noIncludeRect.origin.x += barRect.size.width - rightNoIncludeWidth;
noIncludeRect.size.width = rightNoIncludeWidth;
if (!fLightGrayGradient)
fLightGrayGradient = [[CTGradient progressLightGrayGradient] retain];
[fLightGrayGradient fillRect: noIncludeRect angle: -90];
}
if (rightWidth > 0)
{
if ([torrent isActive] && ![torrent allDownloaded] && ![torrent isChecking]
&& [fDefaults boolForKey: @"DisplayProgressBarAvailable"])
{
int notAvailableWidth = MIN(ceil(barRect.size.width * [torrent notAvailableDesired]), rightWidth);
rightWidth -= notAvailableWidth;
if (notAvailableWidth > 0)
{
NSRect notAvailableRect = barRect;
notAvailableRect.origin.x += leftWidth + rightWidth;
notAvailableRect.size.width = notAvailableWidth;
if (!fRedGradient)
fRedGradient = [[CTGradient progressRedGradient] retain];
[fRedGradient fillRect: notAvailableRect angle: -90];
}
}
if (rightWidth > 0)
{
NSRect includeRect = barRect;
includeRect.origin.x += leftWidth;
includeRect.size.width = rightWidth;
if (!fWhiteGradient)
fWhiteGradient = [[CTGradient progressWhiteGradient] retain];
[fWhiteGradient fillRect: includeRect angle: -90];
}
}
}
if (leftWidth > 0)
{
NSRect completeRect = barRect;
completeRect.size.width = leftWidth;
if ([torrent isActive])
{
if ([torrent isChecking])
{
if (!fYellowGradient)
fYellowGradient = [[CTGradient progressYellowGradient] retain];
[fYellowGradient fillRect: completeRect angle: -90];
}
else if ([torrent isSeeding])
{
int ratioLeftWidth = leftWidth * (1.0 - [torrent progressStopRatio]);
leftWidth -= ratioLeftWidth;
if (ratioLeftWidth > 0)
{
NSRect ratioLeftRect = barRect;
ratioLeftRect.origin.x += leftWidth;
ratioLeftRect.size.width = ratioLeftWidth;
if (!fLightGreenGradient)
fLightGreenGradient = [[CTGradient progressLightGreenGradient] retain];
[fLightGreenGradient fillRect: ratioLeftRect angle: -90];
}
if (leftWidth > 0)
{
completeRect.size.width = leftWidth;
if (!fGreenGradient)
fGreenGradient = [[CTGradient progressGreenGradient] retain];
[fGreenGradient fillRect: completeRect angle: -90];
}
}
else
{
if (!fBlueGradient)
fBlueGradient = [[CTGradient progressBlueGradient] retain];
[fBlueGradient fillRect: completeRect angle: -90];
}
}
else
{
if ([torrent waitingToStart])
{
if ([torrent progressLeft] <= 0.0)
{
if (!fDarkGreenGradient)
fDarkGreenGradient = [[CTGradient progressDarkGreenGradient] retain];
[fDarkGreenGradient fillRect: completeRect angle: -90];
}
else
{
if (!fDarkBlueGradient)
fDarkBlueGradient = [[CTGradient progressDarkBlueGradient] retain];
[fDarkBlueGradient fillRect: completeRect angle: -90];
}
}
else
{
if (!fGrayGradient)
fGrayGradient = [[CTGradient progressGrayGradient] retain];
[fGrayGradient fillRect: completeRect angle: -90];
}
}
}
}
- (void) drawPiecesBar: (NSRect) barRect
{
if (!fBitmap)
fBitmap = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes: nil
pixelsWide: MAX_PIECES pixelsHigh: barRect.size.height bitsPerSample: 8 samplesPerPixel: 4 hasAlpha: YES
isPlanar: NO colorSpaceName: NSCalibratedRGBColorSpace bytesPerRow: 0 bitsPerPixel: 0];
Torrent * torrent = [self representedObject];
int pieceCount = MIN([torrent pieceCount], MAX_PIECES);
float * piecePercent = malloc(pieceCount * sizeof(float)),
* previousPiecePercent = [torrent getPreviousAmountFinished];
[torrent getAmountFinished: piecePercent size: pieceCount];
int i, h, index;
float increment = (float)pieceCount / MAX_PIECES;
NSColor * pieceColor;
for (i = 0; i < MAX_PIECES; i++)
{
index = i * increment;
if (piecePercent[index] >= 1.0)
{
if (previousPiecePercent != NULL && previousPiecePercent[index] < 1.0)
pieceColor = fOrangeColor;
else
pieceColor = fBlueColor;
}
else if (piecePercent[index] <= 0.0)
pieceColor = fGrayColor;
else if (piecePercent[index] <= 0.25)
pieceColor = fBlue1Color;
else if (piecePercent[index] <= 0.5)
pieceColor = fBlue2Color;
else if (piecePercent[index] <= 0.75)
pieceColor = fBlue3Color;
else
pieceColor = fBlue4Color;
if (![pieceColor isEqual: [fBitmap colorAtX: i y: 0]])
for (h = 0; h < barRect.size.height; h++)
[fBitmap setColor: pieceColor atX: i y: h];
}
[torrent setPreviousAmountFinished: piecePercent];
//actually draw image
[fBitmap drawInRect: barRect];
if (!fTransparentGradient)
fTransparentGradient = [[CTGradient progressTransparentGradient] retain];
[fTransparentGradient fillRect: barRect angle: -90];
}
- (NSRect) rectForMinimalStatusWithString: (NSAttributedString *) string inBounds: (NSRect) bounds
{
if (![fDefaults boolForKey: @"SmallView"])
return NSZeroRect;
NSRect result = bounds;
result.size = [string size];
result.origin.x += bounds.size.width - result.size.width - PADDING_HORIZONAL;
result.origin.y += PADDING_ABOVE_MIN_STATUS;
return result;
}
- (NSRect) rectForTitleWithString: (NSAttributedString *) string basedOnMinimalStatusRect: (NSRect) statusRect
inBounds: (NSRect) bounds
{
BOOL minimal = [fDefaults boolForKey: @"SmallView"];
NSRect result = bounds;
result.origin.y += PADDING_ABOVE_TITLE;
result.origin.x += PADDING_HORIZONAL + (minimal ? IMAGE_SIZE_MIN : IMAGE_SIZE_REG) + PADDING_BETWEEN_IMAGE_AND_TITLE;
result.size = [string size];
result.size.width = MIN(result.size.width, NSMaxX(bounds) - result.origin.x - PADDING_HORIZONAL
- (minimal ? PADDING_BETWEEN_TITLE_AND_MIN_STATUS + statusRect.size.width : 0));
return result;
}
- (NSRect) rectForProgressWithString: (NSAttributedString *) string inBounds: (NSRect) bounds
{
if ([fDefaults boolForKey: @"SmallView"])
return NSZeroRect;
NSRect result = bounds;
result.origin.y += PADDING_ABOVE_TITLE + HEIGHT_TITLE + PADDING_BETWEEN_TITLE_AND_PROGRESS;
result.origin.x += PADDING_HORIZONAL + IMAGE_SIZE_REG + PADDING_BETWEEN_IMAGE_AND_TITLE;
result.size = [string size];
result.size.width = MIN(result.size.width, NSMaxX(bounds) - result.origin.x - PADDING_HORIZONAL);
return result;
}
- (NSRect) rectForStatusWithString: (NSAttributedString *) string inBounds: (NSRect) bounds
{
if ([fDefaults boolForKey: @"SmallView"])
return NSZeroRect;
NSRect result = bounds;
result.origin.y += PADDING_ABOVE_TITLE + HEIGHT_TITLE + PADDING_BETWEEN_TITLE_AND_PROGRESS + HEIGHT_STATUS
+ PADDING_BETWEEN_PROGRESS_AND_BAR + BAR_HEIGHT + PADDING_BETWEEN_BAR_AND_STATUS;
result.origin.x += PADDING_HORIZONAL + IMAGE_SIZE_REG + PADDING_BETWEEN_IMAGE_AND_TITLE;
result.size = [string size];
result.size.width = MIN(result.size.width, NSMaxX(bounds) - result.origin.x - PADDING_HORIZONAL);
return result;
}
- (NSAttributedString *) attributedTitleWithColor: (NSColor *) color
{
if (color)
[fTitleAttributes setObject: color forKey: NSForegroundColorAttributeName];
NSString * title = [[self representedObject] name];
return [[[NSAttributedString alloc] initWithString: title attributes: fTitleAttributes] autorelease];
}
- (NSAttributedString *) attributedStatusString: (NSString *) string withColor: (NSColor *) color
{
if (color)
[fStatusAttributes setObject: color forKey: NSForegroundColorAttributeName];
return [[[NSAttributedString alloc] initWithString: string attributes: fStatusAttributes] autorelease];
}
@end
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