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90 lines
3.2 KiB
90 lines
3.2 KiB
/***************************************************************************
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* Copyright (C) 2005-2006 by Tarek Saidi *
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* tarek.saidi@arcor.de *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; version 2 of the License. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#include "CollectEntropyDlg.h"
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CollectEntropyDlg::CollectEntropyDlg(QWidget* parent):QDialog(parent){
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setupUi(this);
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resize(layout()->closestAcceptableSize(this,QSize(0,0)));
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setMinimumSize(size());
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setMaximumSize(size());
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createBanner(&BannerPixmap,getPixmap("dice"),tr("Entropy Collection"),width());
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KeyEntropyBuffer=new unsigned char[105];
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MouseEntropyBuffer=new quint16[210];
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KeyCounter=0;
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MouseCounter=0;
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QTimer* timer=new QTimer(this);
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connect(timer,SIGNAL(timeout()),this,SLOT(trackMousePos()));
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timer->setInterval(50);
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timer->start();
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ReseedDone=false;
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}
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CollectEntropyDlg::~CollectEntropyDlg(){
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delete [] KeyEntropyBuffer;
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delete [] MouseEntropyBuffer;
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}
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void CollectEntropyDlg::paintEvent(QPaintEvent *event){
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QDialog::paintEvent(event);
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QPainter painter(this);
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painter.setClipRegion(event->region());
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painter.drawPixmap(QPoint(0,0),BannerPixmap);
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}
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void CollectEntropyDlg::trackMousePos(){
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QPoint p=QCursor::pos();
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if(LastPos-p==QPoint(0,0))return;
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LastPos=p;
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if(MouseCounter==105 || ReseedDone)return;
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MouseEntropyBuffer[2*MouseCounter]=p.x();
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MouseEntropyBuffer[2*MouseCounter+1]=p.y();
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MouseCounter++;
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updateProgress();
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}
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void CollectEntropyDlg::keyReleaseEvent(QKeyEvent* event ){
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QDialog::keyReleaseEvent(event);
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if(KeyCounter==105 || ReseedDone)return;
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KeyEntropyBuffer[KeyCounter]=event->key();
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KeyCounter++;
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updateProgress();
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}
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void CollectEntropyDlg::updateProgress(){
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if(4*KeyCounter+4*MouseCounter>=420){
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progressBar->setValue(420);
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ReseedDone=true;
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reseedStrongPool((quint8*)MouseEntropyBuffer,4*MouseCounter,KeyEntropyBuffer,KeyCounter);
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Animation->stop();
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stackedWidget->setCurrentIndex(1);
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}
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else
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progressBar->setValue(4*KeyCounter+4*MouseCounter);
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}
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void CollectEntropyDlg::showEvent(QShowEvent* event){
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if(!event->spontaneous()){
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Animation->start();
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}
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}
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