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/***************************************************************************
sq_progress.cpp - description
-------------------
begin : ??? ??? 29 2004
copyright : (C) 2004 by Baryshev Dmitry
email : ksquirrel.iv@gmail.com
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <limits.h>
#include <tqpainter.h>
#include <tqbrush.h>
#include <tqpen.h>
#include <kglobalsettings.h>
#include "sq_progress.h"
SQ_Progress::SQ_Progress(TQWidget *parent, const char *name)
: TQLabel(parent, name, TQt::WNoAutoErase), m_text(true), painter(0)
{}
SQ_Progress::~SQ_Progress()
{
delete painter;
}
void SQ_Progress::setTotalSteps(int totalSteps)
{
total_steps = totalSteps;
step = 0;
percentage = 0;
if(!color.isValid())
color = KGlobalSettings::highlightColor();
painter = new TQPainter(this);
painter->setBrush(color);
painter->setPen(color);
TQFont f = font();
f.setBold(true);
painter->setFont(f);
painter->setPen(color);
painter->setBrush(KGlobalSettings::baseColor());
painter->drawRect(rect());
}
/*
* Internal. Set current progress to 'progress'.
*/
void SQ_Progress::setIndicator(int progress)
{
int totalSteps = total_steps;
// scale down...
if(totalSteps > INT_MAX/1000)
{
progress /= 1000;
totalSteps /= 1000;
}
int np = progress * 100 / totalSteps;
// draw progress if needed
if(np != percentage)
{
percentage = np;
drawProgress();
}
step = progress;
}
/*
* Add 'step_new' to current step.
*/
void SQ_Progress::advance(int step_new)
{
setIndicator(step + step_new);
}
/*
* Clear drawing.
*/
void SQ_Progress::flush()
{
delete painter;
painter = 0;
}
void SQ_Progress::paintEvent(TQPaintEvent *)
{
if(painter)
{
drawProgress();
}
}
void SQ_Progress::drawProgress()
{
int np = width() * percentage / 100;
// reset clip rectangle
painter->setClipRect(0, 0, width(), height());
painter->setPen(color);
painter->setBrush(KGlobalSettings::baseColor());
painter->drawRect(rect());
// draw rectangle
painter->fillRect(2, 2, np-4, height()-4, color);
if(m_text)
{
// draw percentage value
painter->setPen(KGlobalSettings::highlightedTextColor());
painter->setClipRect(0, 0, np, height());
painter->drawText(rect(), TQt::AlignCenter | TQt::SingleLine, TQString::number(percentage) + '%');
painter->setPen(KGlobalSettings::textColor());
painter->setClipRect(np, 0, width()-np, height());
painter->drawText(rect(), TQt::AlignCenter | TQt::SingleLine, TQString::number(percentage) + '%');
}
}
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