mirror of
https://github.com/transmission/transmission
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329 lines
12 KiB
Objective-C
329 lines
12 KiB
Objective-C
/******************************************************************************
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* $Id$
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*
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* Copyright (c) 2006 Transmission authors and contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*****************************************************************************/
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#import "TorrentCell.h"
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#import "TorrentTableView.h"
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#import "StringAdditions.h"
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#define BAR_HEIGHT 12.0
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@interface TorrentCell (Private)
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- (void) placeBar: (NSImage *) barImage width: (float) width point: (NSPoint) point;
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- (void) buildSimpleBar: (int) width point: (NSPoint) point;
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- (void) buildAdvancedBar: (int) width point: (NSPoint) point;
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@end
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@implementation TorrentCell
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static NSImage * fProgressWhite, * fProgressBlue, * fProgressGray, * fProgressGreen,
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* fProgressAdvanced, * fProgressEndWhite, * fProgressEndBlue,
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* fProgressEndGray, * fProgressEndGreen, * fProgressEndAdvanced;
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// Used to optimize drawing. They contain packed RGBA pixels for every color needed.
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static uint32_t kBorder[] =
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{ 0x00000005, 0x00000010, 0x00000015, 0x00000015,
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0x00000015, 0x00000015, 0x00000015, 0x00000015,
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0x00000015, 0x00000015, 0x00000010, 0x00000005 };
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static uint32_t kBack[] = { 0xB4B4B4FF, 0xE3E3E3FF };
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static uint32_t kRed = 0xFF6450FF, //255, 100, 80
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kBlue1 = 0xA0DCFFFF, //160, 220, 255
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kBlue2 = 0x78BEFFFF, //120, 190, 255
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kBlue3 = 0x50A0FFFF, //80, 160, 255
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kBlue4 = 0x1E46B4FF, //30, 70, 180
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kGray = 0x828282FF, //130, 130, 130
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kGreen = 0x00FF00FF; //0, 255, 0
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- (id) init
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{
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if ((self = [super init]))
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{
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NSSize startSize = NSMakeSize(100.0, BAR_HEIGHT);
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if (!fProgressWhite)
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{
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fProgressWhite = [NSImage imageNamed: @"ProgressBarWhite.png"];
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[fProgressWhite setScalesWhenResized: YES];
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}
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if (!fProgressBlue)
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{
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fProgressBlue = [NSImage imageNamed: @"ProgressBarBlue.png"];
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[fProgressBlue setScalesWhenResized: YES];
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[fProgressBlue setSize: startSize];
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}
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if (!fProgressGray)
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{
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fProgressGray = [NSImage imageNamed: @"ProgressBarGray.png"];
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[fProgressGray setScalesWhenResized: YES];
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[fProgressGray setSize: startSize];
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}
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if (!fProgressGreen)
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{
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fProgressGreen = [NSImage imageNamed: @"ProgressBarGreen.png"];
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[fProgressGreen setScalesWhenResized: YES];
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}
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if (!fProgressAdvanced)
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{
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fProgressAdvanced = [NSImage imageNamed: @"ProgressBarAdvanced.png"];
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[fProgressAdvanced setScalesWhenResized: YES];
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}
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if (!fProgressEndWhite)
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fProgressEndWhite = [NSImage imageNamed: @"ProgressBarEndWhite.png"];
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if (!fProgressEndBlue)
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fProgressEndBlue = [NSImage imageNamed: @"ProgressBarEndBlue.png"];
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if (!fProgressEndGray)
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fProgressEndGray = [NSImage imageNamed: @"ProgressBarEndGray.png"];
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if (!fProgressEndGreen)
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fProgressEndGreen = [NSImage imageNamed: @"ProgressBarEndGreen.png"];
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if (!fProgressEndAdvanced)
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fProgressEndAdvanced = [NSImage imageNamed: @"ProgressBarEndAdvanced.png"];
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}
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return self;
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}
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- (void) setTorrent: (Torrent *) torrent
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{
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fTorrent = torrent;
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}
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- (void) placeBar: (NSImage *) barImage width: (float) width point: (NSPoint) point
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{
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if ([barImage size].width < width)
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[barImage setSize: NSMakeSize(width * 1.5, BAR_HEIGHT)];
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[barImage compositeToPoint: point fromRect: NSMakeRect(0, 0, width, BAR_HEIGHT)
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operation: NSCompositeSourceOver];
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}
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- (void) buildSimpleBar: (int) width point: (NSPoint) point
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{
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width -= 2.0;
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if ([fTorrent isSeeding])
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{
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[fProgressEndGreen compositeToPoint: point operation: NSCompositeSourceOver];
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point.x += 1.0;
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[self placeBar: fProgressGreen width: width point: point];
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point.x += width;
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[fProgressEndGreen compositeToPoint: point operation: NSCompositeSourceOver];
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}
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else
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{
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float completedWidth = [fTorrent progress] * width,
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remainingWidth = width - completedWidth;
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BOOL isActive = [fTorrent isActive];
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//left end
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NSImage * barLeftEnd;
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if (remainingWidth == width)
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barLeftEnd = fProgressEndWhite;
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else if (isActive)
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barLeftEnd = fProgressEndBlue;
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else
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barLeftEnd = fProgressEndGray;
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[barLeftEnd compositeToPoint: point operation: NSCompositeSourceOver];
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//active bar
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point.x += 1.0;
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[self placeBar: isActive ? fProgressBlue : fProgressGray width: completedWidth point: point];
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//remaining bar
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point.x += completedWidth;
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[self placeBar: fProgressWhite width: remainingWidth point: point];
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//right end
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NSImage * barRightEnd;
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if (completedWidth < width)
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barRightEnd = fProgressEndWhite;
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else if (isActive)
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barRightEnd = fProgressEndBlue;
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else
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barRightEnd = fProgressEndGray;
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point.x += remainingWidth;
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[barRightEnd compositeToPoint: point operation: NSCompositeSourceOver];
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}
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}
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- (void) buildAdvancedBar: (int) width point: (NSPoint) point
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{
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//if seeding, there's no need for the advanced bar
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if ([fTorrent isSeeding])
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{
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[self buildSimpleBar: width point: point];
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return;
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}
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NSBitmapImageRep * bitmap = [[NSBitmapImageRep alloc]
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initWithBitmapDataPlanes: nil pixelsWide: width
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pixelsHigh: BAR_HEIGHT bitsPerSample: 8 samplesPerPixel: 4
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hasAlpha: YES isPlanar: NO colorSpaceName:
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NSCalibratedRGBColorSpace bytesPerRow: 0 bitsPerPixel: 0];
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int h, w;
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uint32_t * p;
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uint8_t * bitmapData = [bitmap bitmapData];
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int bytesPerRow = [bitmap bytesPerRow];
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/* Left and right borders */
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p = (uint32_t *) bitmapData;
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for( h = 0; h < BAR_HEIGHT; h++ )
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{
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p[0] = htonl( kBorder[h] );
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p[width - 1] = htonl( kBorder[h] );
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p += bytesPerRow / 4;
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}
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int8_t * pieces = malloc( width );
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[fTorrent getAvailability: pieces size: width];
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/* First two lines: dark blue to show progression */
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int end = lrintf( floor( [fTorrent progress] * ( width - 2 ) ) );
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for( h = 0; h < 2; h++ )
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{
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p = (uint32_t *) ( bitmapData + h * bytesPerRow ) + 1;
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for( w = 0; w < end; w++ )
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p[w] = htonl( kBlue4 );
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for( w = end; w < width - 2; w++ )
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p[w] = htonl( kBack[h] );
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}
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/* Lines 2 to 14: blue or grey depending on whether
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we have the piece or not */
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uint32_t color;
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for( w = 0; w < width - 2; w++ )
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{
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/* Point to pixel ( 2 + w, 2 ). We will then draw
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"vertically" */
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p = (uint32_t *) ( bitmapData + 2 * bytesPerRow ) + 1 + w;
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if (pieces[w] < 0)
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color = kGray;
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else if (pieces[w] == 0)
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color = kRed;
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else if (pieces[w] == 1)
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color = kBlue1;
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else if (pieces[w] == 2)
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color = kBlue2;
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else
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color = kBlue3;
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for( h = 2; h < BAR_HEIGHT; h++ )
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{
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p[0] = htonl( color );
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p = (uint32_t *) ( (uint8_t *) p + bytesPerRow );
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}
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}
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free( pieces );
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//actually draw image
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NSImage * img = [[NSImage alloc] initWithSize: [bitmap size]];
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[img addRepresentation: bitmap];
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[img compositeToPoint: point operation: NSCompositeSourceOver];
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[img release];
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[bitmap release];
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//draw overlay over advanced bar
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width -= 2.0;
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[fProgressEndAdvanced compositeToPoint: point operation: NSCompositeSourceOver];
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point.x += 1.0;
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[self placeBar: fProgressAdvanced width: width point: point];
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point.x += width;
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[fProgressEndAdvanced compositeToPoint: point operation: NSCompositeSourceOver];
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}
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- (void) drawWithFrame: (NSRect) cellFrame inView: (NSView *) view
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{
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BOOL highlighted = [self isHighlighted] && [[view window] isKeyWindow];
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NSDictionary * nameAttributes = [[NSDictionary alloc] initWithObjectsAndKeys:
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highlighted ? [NSColor whiteColor] : [NSColor blackColor],
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NSForegroundColorAttributeName,
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[NSFont messageFontOfSize: 12.0], NSFontAttributeName, nil];
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NSDictionary * statusAttributes = [[NSDictionary alloc] initWithObjectsAndKeys:
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highlighted ? [NSColor whiteColor] : [NSColor darkGrayColor],
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NSForegroundColorAttributeName,
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[NSFont messageFontOfSize: 9.0], NSFontAttributeName, nil];
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NSPoint pen = cellFrame.origin;
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float padding = 3.0, linePadding = 2.0;
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//icon
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NSImage * icon = [fTorrent iconFlipped];
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NSSize iconSize = [icon size];
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pen.x += padding;
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pen.y += (cellFrame.size.height - iconSize.height) * 0.5;
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[icon drawAtPoint: pen fromRect: NSMakeRect( 0, 0, iconSize.width, iconSize.height )
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operation: NSCompositeSourceOver fraction: 1.0];
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float extraNameShift = 1.0,
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mainWidth = cellFrame.size.width - iconSize.width - 3.0 * padding - extraNameShift;
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//name string
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pen.x += iconSize.width + padding + extraNameShift;
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pen.y = cellFrame.origin.y + padding;
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NSAttributedString * nameString = [[fTorrent name] attributedStringFittingInWidth: mainWidth
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attributes: nameAttributes];
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[nameString drawAtPoint: pen];
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//progress string
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pen.y += [nameString size].height + linePadding - 1.0;
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NSAttributedString * progressString = [[fTorrent progressString]
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attributedStringFittingInWidth: mainWidth attributes: statusAttributes];
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[progressString drawAtPoint: pen];
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//progress bar
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pen.x -= extraNameShift;
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pen.y += [progressString size].height + linePadding + BAR_HEIGHT;
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float barWidth = mainWidth + extraNameShift - BUTTONS_TOTAL_WIDTH + padding;
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if ([[NSUserDefaults standardUserDefaults] boolForKey: @"UseAdvancedBar"])
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[self buildAdvancedBar: barWidth point: pen];
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else
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[self buildSimpleBar: barWidth point: pen];
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//status strings
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pen.x += extraNameShift;
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pen.y += linePadding;
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NSAttributedString * statusString = [[fTorrent statusString]
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attributedStringFittingInWidth: mainWidth attributes: statusAttributes];
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[statusString drawAtPoint: pen];
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[nameAttributes release];
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[statusAttributes release];
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}
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@end
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