mirror of
				https://github.com/ElvishArtisan/rivendell.git
				synced 2025-11-04 08:04:12 +01:00 
			
		
		
		
	
		
			
				
	
	
		
			138 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			138 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
// disk_gauge.cpp
 | 
						|
//
 | 
						|
// Disk Gauge Widget for RDLibrary.
 | 
						|
//
 | 
						|
//   (C) Copyright 2002-2018 Fred Gleason <fredg@paravelsystems.com>
 | 
						|
//
 | 
						|
//   This program is free software; you can redistribute it and/or modify
 | 
						|
//   it under the terms of the GNU General Public License version 2 as
 | 
						|
//   published by the Free Software Foundation.
 | 
						|
//
 | 
						|
//   This program is distributed in the hope that it will be useful,
 | 
						|
//   but WITHOUT ANY WARRANTY; without even the implied warranty of
 | 
						|
//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 | 
						|
//   GNU General Public License for more details.
 | 
						|
//
 | 
						|
//   You should have received a copy of the GNU General Public
 | 
						|
//   License along with this program; if not, write to the Free Software
 | 
						|
//   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 | 
						|
//
 | 
						|
 | 
						|
#include <sys/vfs.h>
 | 
						|
 | 
						|
#include <qfontmetrics.h>
 | 
						|
 | 
						|
#include <rd.h>
 | 
						|
#include <rdapplication.h>
 | 
						|
 | 
						|
#include <rdconfig.h>
 | 
						|
#include <rdaudiostore.h>
 | 
						|
 | 
						|
#include "disk_gauge.h"
 | 
						|
#include "globals.h"
 | 
						|
 | 
						|
DiskGauge::DiskGauge(int samp_rate,int chans,QWidget *parent)
 | 
						|
  : QWidget(parent)
 | 
						|
{
 | 
						|
  disk_sample_rate=samp_rate;
 | 
						|
  disk_channels=chans;
 | 
						|
 | 
						|
  //
 | 
						|
  // Generate Fonts
 | 
						|
  //
 | 
						|
  QFont label_font("Helvetica",12,QFont::Bold);
 | 
						|
  label_font.setPixelSize(12);
 | 
						|
 | 
						|
  disk_label=new QLabel("Free:",this);
 | 
						|
  disk_label->setGeometry(0,0,50,sizeHint().height());
 | 
						|
  disk_label->setFont(label_font);
 | 
						|
  disk_label->setAlignment(Qt::AlignRight|Qt::AlignVCenter);
 | 
						|
  disk_label->setDisabled(true);
 | 
						|
 | 
						|
  disk_bar=new Q3ProgressBar(this);
 | 
						|
  disk_bar->setPercentageVisible(false);
 | 
						|
  disk_bar->setGeometry(55,0,sizeHint().width()-55,sizeHint().height());
 | 
						|
  disk_bar->setDisabled(true);
 | 
						|
 | 
						|
  disk_space_label=new QLabel(this);
 | 
						|
  disk_space_label->setFont(label_font);
 | 
						|
  disk_space_label->setAlignment(Qt::AlignCenter);
 | 
						|
  disk_space_label->setDisabled(true);
 | 
						|
 | 
						|
  /*
 | 
						|
  update();
 | 
						|
  */
 | 
						|
 | 
						|
  disk_timer=new QTimer(this);
 | 
						|
  connect(disk_timer,SIGNAL(timeout()),this,SLOT(update()));
 | 
						|
  disk_timer->start(100);
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
QSize DiskGauge::sizeHint() const
 | 
						|
{
 | 
						|
  return QSize(160,40);
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
QSizePolicy DiskGauge::sizePolicy() const
 | 
						|
{
 | 
						|
  return QSizePolicy(QSizePolicy::Fixed,QSizePolicy::Fixed);
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
void DiskGauge::update()
 | 
						|
{
 | 
						|
  if(rda->user()->name().isEmpty()) {
 | 
						|
    return;
 | 
						|
  }
 | 
						|
  RDAudioStore::ErrorCode conv_err;
 | 
						|
  RDAudioStore *conv=new RDAudioStore(rda->station(),rda->config(),this);
 | 
						|
  if((conv_err=conv->runStore(rda->user()->name(),rda->user()->password()))==
 | 
						|
     RDAudioStore::ErrorOk) {
 | 
						|
    uint64_t free_min=GetMinutes(conv->freeBytes());
 | 
						|
    uint64_t total_min=GetMinutes(conv->totalBytes());
 | 
						|
    disk_bar->setTotalSteps(total_min);
 | 
						|
    disk_bar->setProgress(free_min);
 | 
						|
    disk_space_label->setText(QString().sprintf("%luh %02lum",free_min/60,
 | 
						|
						free_min-60*(free_min/60)));
 | 
						|
    disk_label->setEnabled(true);
 | 
						|
    disk_bar->setEnabled(true);
 | 
						|
    disk_space_label->setEnabled(true);
 | 
						|
  }
 | 
						|
  delete conv;
 | 
						|
  disk_timer->stop();
 | 
						|
  disk_timer->start(DISK_GAUGE_UPDATE_INTERVAL,true);
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
void DiskGauge::resizeEvent(QResizeEvent *e)
 | 
						|
{
 | 
						|
  QFontMetrics *fm=new QFontMetrics(disk_label->font());
 | 
						|
  disk_label->setGeometry(0,0,fm->width(disk_label->text()),size().height()/2);
 | 
						|
  disk_bar->setGeometry(fm->width(disk_label->text())+5,0,
 | 
						|
			size().width()-fm->width(disk_label->text())-10,size().height()/2);
 | 
						|
  disk_space_label->
 | 
						|
    setGeometry(0,size().height()/2,size().width(),size().height()/2);
 | 
						|
  delete fm;
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
unsigned DiskGauge::GetMinutes(uint64_t bytes)
 | 
						|
{
 | 
						|
  unsigned ret=0;
 | 
						|
 | 
						|
  switch(rda->libraryConf()->defaultFormat()) {
 | 
						|
  case 1:   // MPEG Layer 2
 | 
						|
    ret=bytes*2/(rda->libraryConf()->defaultChannels()*
 | 
						|
		 rda->libraryConf()->defaultBitrate()*15);
 | 
						|
    break;
 | 
						|
 | 
						|
  default:  // PCM16
 | 
						|
    ret=bytes/(rda->libraryConf()->defaultChannels()*2*rda->system()->sampleRate()*60);
 | 
						|
    break;
 | 
						|
  }
 | 
						|
  return ret;
 | 
						|
}
 | 
						|
 |