mirror of
https://github.com/transmission/transmission
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307 lines
10 KiB
Objective-C
307 lines
10 KiB
Objective-C
/******************************************************************************
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* Copyright (c) 2005 Eric Petit
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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 "ProgressCell.h"
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#import "StringAdditions.h"
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@implementation ProgressCell
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/***********************************************************************
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* Static tables
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***********************************************************************
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* We use these tables to optimize the drawing. They contain packed
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* RGBA pixels for every color we might need.
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**********************************************************************/
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#if 0
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/* Coefficients for the "3D effect" */
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static float kBarCoeffs[] =
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{ 0.49, 0.73, 0.84, 0.85, 0.84, 0.79, 0.78,
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0.82, 0.86, 0.91, 0.93, 0.95, 0.96, 0.71 };
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#endif
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/* 255, 100, 80 */
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static uint32_t kRed[] =
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{ 0x7C3127FF, 0xBA493AFF, 0xD65443FF, 0xD85544FF, 0xD65443FF,
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0xC94F3FFF, 0xC64E3EFF, 0xD15241FF, 0xDB5644FF, 0xE85B48FF,
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0xED5D4AFF, 0xF25F4CFF, 0xF4604CFF, 0xB54738FF };
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/* 160, 220, 255 */
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static uint32_t kBlue1[] =
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{ 0x4E6B7CFF, 0x74A0BAFF, 0x86B8D6FF, 0x88BBD8FF, 0x86B8D6FF,
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0x7EADC9FF, 0x7CABC6FF, 0x83B4D1FF, 0x89BDDBFF, 0x91C8E8FF,
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0x94CCEDFF, 0x98D1F2FF, 0x99D3F4FF, 0x719CB5FF };
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/* 120, 190, 255 */
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static uint32_t kBlue2[] =
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{ 0x3A5D7CFF, 0x578ABAFF, 0x649FD6FF, 0x66A1D8FF, 0x649FD6FF,
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0x5E96C9FF, 0x5D94C6FF, 0x629BD1FF, 0x67A3DBFF, 0x6DACE8FF,
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0x6FB0EDFF, 0x72B4F2FF, 0x73B6F4FF, 0x5586B5FF };
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/* 80, 160, 255 */
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static uint32_t kBlue3[] =
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{ 0x274E7CFF, 0x3A74BAFF, 0x4386D6FF, 0x4488D8FF, 0x4386D6FF,
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0x3F7EC9FF, 0x3E7CC6FF, 0x4183D1FF, 0x4489DBFF, 0x4891E8FF,
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0x4A94EDFF, 0x4C98F2FF, 0x4C99F4FF, 0x3871B5FF };
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/* 30, 70, 180 */
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static uint32_t kBlue4[] =
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{ 0x0E2258FF, 0x153383FF, 0x193A97FF, 0x193B99FF, 0x193A97FF,
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0x17378EFF, 0x17368CFF, 0x183993FF, 0x193C9AFF, 0x1B3FA3FF,
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0x1B41A7FF, 0x1C42ABFF, 0x1C43ACFF, 0x15317FFF };
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/* 130, 130, 130 */
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static uint32_t kGray[] =
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{ 0x3F3F3FFF, 0x5E5E5EFF, 0x6D6D6DFF, 0x6E6E6EFF, 0x6D6D6DFF,
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0x666666FF, 0x656565FF, 0x6A6A6AFF, 0x6F6F6FFF, 0x767676FF,
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0x787878FF, 0x7B7B7BFF, 0x7C7C7CFF, 0x5C5C5CFF };
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/* 0, 255, 0 */
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static uint32_t kGreen[] =
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{ 0x007C00FF, 0x00BA00FF, 0x00D600FF, 0x00D800FF, 0x00D600FF,
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0x00C900FF, 0x00C600FF, 0x00D100FF, 0x00DB00FF, 0x00E800FF,
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0x00ED00FF, 0x00F200FF, 0x00F400FF, 0x00B500FF };
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/***********************************************************************
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* init
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***********************************************************************
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* Prepares the NSBitmapImageReps we are going to need in order to
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* draw.
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**********************************************************************/
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- (id) init
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{
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self = [super init];
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/* Load the background image for the progress bar and get it as a
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32-bit bitmap */
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fBackgroundBmp = [[[NSImage imageNamed: @"Progress.png"]
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representations] objectAtIndex: 0];
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/* Allocate another bitmap of the same size. We will draw the
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progress bar in it */
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fProgressBmp = [[NSBitmapImageRep alloc]
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initWithBitmapDataPlanes: NULL pixelsWide:
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[fBackgroundBmp size].width pixelsHigh:
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[fBackgroundBmp size].height bitsPerSample: 8
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samplesPerPixel: 4 hasAlpha: YES isPlanar: NO
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colorSpaceName: NSCalibratedRGBColorSpace
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bytesPerRow: 0 bitsPerPixel: 0];
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return self;
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}
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/***********************************************************************
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* setStat
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***********************************************************************
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* Readies ourselves to draw updated info.
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**********************************************************************/
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- (void) setStat: (tr_stat_t *) stat whiteText: (BOOL) w
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{
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int i;
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uint8_t * in, * out;
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fStat = stat;
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fWhiteText = w;
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/* Update the strings to be displayed */
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fDlString = [@"DL: " stringByAppendingString:
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[NSString stringForSpeed: fStat->rateDownload]];
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fUlString = [@"UL: " stringByAppendingString:
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[NSString stringForSpeed: fStat->rateUpload]];
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/* Reset our bitmap to the background image... */
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in = [fBackgroundBmp bitmapData];
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out = [fProgressBmp bitmapData];
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for( i = 0; i < [fProgressBmp size].height; i++ )
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{
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memcpy( out, in, [fProgressBmp size].width * 4 );
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in += [fBackgroundBmp bytesPerRow];
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out += [fProgressBmp bytesPerRow];
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}
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/* ...and redraw the progress bar on the top of it */
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if( [[NSUserDefaults standardUserDefaults]
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boolForKey:@"UseAdvancedBar"])
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{
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[self buildAdvancedBar];
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}
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else
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{
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[self buildSimpleBar];
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}
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}
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/***********************************************************************
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* buildSimpleBar
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**********************************************************************/
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- (void) buildSimpleBar
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{
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int h, w, end, pixelsPerRow;
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uint32_t * p;
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uint32_t * colors;
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pixelsPerRow = [fProgressBmp bytesPerRow] / 4;
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/* The background image is 124*18 pixels, but the actual
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progress bar is 120*14 : the first two columns, the last
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two columns and the last four lines contain the shadow. */
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p = (uint32_t *) [fProgressBmp bitmapData] + 2;
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end = lrintf( floor( fStat->progress * 120 ) );
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if( fStat->status & TR_STATUS_SEED )
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colors = kGreen;
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else if( fStat->status & ( TR_STATUS_CHECK | TR_STATUS_DOWNLOAD ) )
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colors = kBlue2;
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else
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colors = kGray;
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for( h = 0; h < 14; h++ )
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{
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for( w = 0; w < end; w++ )
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{
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p[w] = htonl( colors[h] );
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}
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p += pixelsPerRow;
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}
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}
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/***********************************************************************
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* buildAdvancedBar
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**********************************************************************/
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- (void) buildAdvancedBar
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{
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int h, w, end, pixelsPerRow;
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uint32_t * p;
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uint32_t * colors;
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if( fStat->status & TR_STATUS_SEED )
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{
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/* All green, same as the simple bar */
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[self buildSimpleBar];
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return;
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}
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pixelsPerRow = [fProgressBmp bytesPerRow] / 4;
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/* First two lines: dark blue to show progression */
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p = (uint32_t *) [fProgressBmp bitmapData];
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p += 2;
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end = lrintf( floor( fStat->progress * 120 ) );
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for( h = 0; h < 2; h++ )
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{
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for( w = 0; w < end; w++ )
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{
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p[w] = htonl( kBlue4[h] );
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}
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p += pixelsPerRow;
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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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for( w = 0; w < 120; 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 *) ( [fProgressBmp bitmapData] +
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2 * [fProgressBmp bytesPerRow] );
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p += 2 + w;
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if( fStat->pieces[w] < 0 )
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{
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colors = kGray;
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}
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else if( fStat->pieces[w] < 1 )
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{
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colors = kRed;
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}
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else if( fStat->pieces[w] < 2 )
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{
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colors = kBlue1;
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}
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else if( fStat->pieces[w] < 3 )
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{
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colors = kBlue2;
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}
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else
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{
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colors = kBlue3;
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}
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for( h = 2; h < 14; h++ )
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{
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p[0] = htonl( colors[h] );
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p += pixelsPerRow;
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}
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}
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}
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/***********************************************************************
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* drawWithFrame
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***********************************************************************
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* We have the strings, we have the bitmap. Let's just draw them where
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* they belong.
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**********************************************************************/
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- (void) drawWithFrame: (NSRect) cellFrame inView: (NSView *) view
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{
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NSImage * img;
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NSMutableDictionary * attributes;
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NSPoint pen;
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if( ![view lockFocusIfCanDraw] )
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{
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return;
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}
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pen = cellFrame.origin;
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/* Init an NSImage with our bitmap in order to draw it. We need to
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do this every time, or for some reason it won't draw if the
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display is set to thousands of colors when Transmission was
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started */
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img = [[NSImage alloc] initWithSize: [fProgressBmp size]];
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[img addRepresentation: fProgressBmp];
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[img setFlipped: YES];
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/* Actually draw the bar */
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pen.x += 5; pen.y += 5;
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[img drawAtPoint: pen fromRect: NSMakeRect( 0, 0,
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[fProgressBmp size].width, [fProgressBmp size].height )
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operation: NSCompositeSourceOver fraction: 1.0];
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[img release];
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/* Draw the strings with font 10 */
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attributes = [NSDictionary dictionaryWithObjectsAndKeys:
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[NSFont messageFontOfSize: 10.0],
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NSFontAttributeName,
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fWhiteText ? [NSColor whiteColor] : [NSColor blackColor],
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NSForegroundColorAttributeName,
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NULL];
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pen.x += 5; pen.y += 20;
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[fDlString drawAtPoint: pen withAttributes: attributes];
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pen.x += 0; pen.y += 15;
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[fUlString drawAtPoint: pen withAttributes: attributes];
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[view unlockFocus];
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}
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@end
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