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346 lines
7.6 KiB
346 lines
7.6 KiB
/* This file is part of the KDE libraries
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Copyright (C) 1996 Martynas Kunigelis
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License version 2 as published by the Free Software Foundation.
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This library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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/**
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* KGameProgress -- a progress indicator widget for KDE.
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*/
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#include <tqpainter.h>
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#include <tqpixmap.h>
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#include <tqstring.h>
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#include <tqregexp.h>
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#include <tqstyle.h>
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#include "kgameprogress.h"
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#include <kapplication.h>
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KGameProgress::KGameProgress(TQWidget *parent, const char *name)
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: TQFrame(parent, name),
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TQRangeControl(0, 100, 1, 10, 0),
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orient(Qt::Horizontal)
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{
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initialize();
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}
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KGameProgress::KGameProgress(Qt::Orientation orientation, TQWidget *parent, const char *name)
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: TQFrame(parent, name),
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TQRangeControl(0, 100, 1, 10, 0),
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orient(orientation)
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{
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initialize();
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}
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KGameProgress::KGameProgress(int minValue, int maxValue, int value,
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Qt::Orientation orientation, TQWidget *parent, const char *name)
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: TQFrame(parent, name),
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TQRangeControl(minValue, maxValue, 1, 10, value),
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orient(orientation)
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{
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initialize();
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}
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KGameProgress::~KGameProgress()
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{
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delete bar_pixmap;
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}
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void KGameProgress::advance(int offset)
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{
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setValue(value() + offset);
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}
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void KGameProgress::initialize()
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{
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format_ = "%p%";
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use_supplied_bar_color = false;
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bar_pixmap = 0;
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bar_style = Solid;
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text_enabled = TRUE;
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setBackgroundMode( PaletteBackground );
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connect(kapp, TQT_SIGNAL(appearanceChanged()), this, TQT_SLOT(paletteChange()));
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paletteChange();
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}
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void KGameProgress::paletteChange()
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{
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TQPalette p = kapp->palette();
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const TQColorGroup &tqcolorGroup = p.active();
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if (!use_supplied_bar_color)
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bar_color = tqcolorGroup.highlight();
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bar_text_color = tqcolorGroup.highlightedText();
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text_color = tqcolorGroup.text();
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setPalette(p);
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adjustStyle();
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}
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void KGameProgress::setBarPixmap(const TQPixmap &pixmap)
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{
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if (pixmap.isNull())
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return;
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if (bar_pixmap)
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delete bar_pixmap;
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bar_pixmap = new TQPixmap(pixmap);
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}
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void KGameProgress::setBarColor(const TQColor &color)
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{
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bar_color = color;
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use_supplied_bar_color = true;
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if (bar_pixmap) {
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delete bar_pixmap;
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bar_pixmap = 0;
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}
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}
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void KGameProgress::setBarStyle(BarStyle style)
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{
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if (bar_style != style) {
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bar_style = style;
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update();
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}
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}
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void KGameProgress::setOrientation(Qt::Orientation orientation)
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{
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if (orient != orientation) {
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orient = orientation;
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update();
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}
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}
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void KGameProgress::setValue(int value)
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{
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TQRangeControl::setValue(value);
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}
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void KGameProgress::setTextEnabled(bool enable)
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{
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text_enabled = enable;
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}
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const TQColor & KGameProgress::barColor() const
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{
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return bar_color;
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}
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const TQPixmap * KGameProgress::barPixmap() const
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{
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return bar_pixmap;
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}
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bool KGameProgress::textEnabled() const
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{
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return text_enabled;
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}
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TQSize KGameProgress::tqsizeHint() const
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{
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TQSize s( size() );
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if(orientation() == Qt::Vertical) {
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s.setWidth(24);
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} else {
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s.setHeight(24);
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}
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return s;
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}
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TQSize KGameProgress::tqminimumSizeHint() const
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{
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return tqsizeHint();
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}
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TQSizePolicy KGameProgress::sizePolicy() const
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{
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if ( orientation()==Qt::Vertical )
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return TQSizePolicy( TQSizePolicy::Fixed, TQSizePolicy::Expanding );
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else
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return TQSizePolicy( TQSizePolicy::Expanding, TQSizePolicy::Fixed );
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}
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KGameProgress::Orientation KGameProgress::orientation() const
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{
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return orient;
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}
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KGameProgress::BarStyle KGameProgress::barStyle() const
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{
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return bar_style;
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}
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int KGameProgress::recalcValue(int range)
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{
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int abs_value = value() - minValue();
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int abs_range = maxValue() - minValue();
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return abs_range ? range * abs_value / abs_range : 0;
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}
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void KGameProgress::valueChange()
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{
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tqrepaint(contentsRect(), FALSE);
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emit percentageChanged(recalcValue(100));
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}
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void KGameProgress::rangeChange()
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{
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tqrepaint(contentsRect(), FALSE);
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emit percentageChanged(recalcValue(100));
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}
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void KGameProgress::styleChange(TQStyle&)
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{
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adjustStyle();
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}
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void KGameProgress::adjustStyle()
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{
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switch (tqstyle().tqstyleHint(TQStyle::SH_GUIStyle)) {
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case WindowsStyle:
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setFrameStyle(TQFrame::WinPanel | TQFrame::Sunken);
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break;
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case MotifStyle:
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default:
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setFrameStyle(TQFrame::Panel | TQFrame::Sunken);
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setLineWidth( 2 );
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break;
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}
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update();
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}
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void KGameProgress::paletteChange( const TQPalette &p )
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{
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// This never gets called for global color changes
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// because we call setPalette() ourselves.
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TQFrame::paletteChange(p);
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}
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void KGameProgress::drawText(TQPainter *p)
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{
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TQRect r(contentsRect());
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//TQColor c(bar_color.rgb() ^ backgroundColor().rgb());
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// Rik: Replace the tags '%p', '%v' and '%m' with the current percentage,
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// the current value and the maximum value respectively.
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TQString s(format_);
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s.replace(TQRegExp(TQString::tqfromLatin1("%p")), TQString::number(recalcValue(100)));
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s.replace(TQRegExp(TQString::tqfromLatin1("%v")), TQString::number(value()));
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s.replace(TQRegExp(TQString::tqfromLatin1("%m")), TQString::number(maxValue()));
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p->setPen(text_color);
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TQFont font = p->font();
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font.setBold(true);
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p->setFont(font);
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//p->setRasterOp(XorROP);
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p->drawText(r, AlignCenter, s);
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p->setClipRegion( fr );
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p->setPen(bar_text_color);
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p->drawText(r, AlignCenter, s);
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}
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void KGameProgress::drawContents(TQPainter *p)
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{
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TQRect cr = contentsRect(), er = cr;
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fr = cr;
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TQBrush fb(bar_color), eb(backgroundColor());
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if (bar_pixmap)
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fb.setPixmap(*bar_pixmap);
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if (backgroundPixmap())
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eb.setPixmap(*backgroundPixmap());
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switch (bar_style) {
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case Solid:
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if (orient ==Qt::Horizontal) {
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fr.setWidth(recalcValue(cr.width()));
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er.setLeft(fr.right() + 1);
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} else {
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fr.setTop(cr.bottom() - recalcValue(cr.height()));
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er.setBottom(fr.top() - 1);
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}
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p->setBrushOrigin(cr.topLeft());
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p->fillRect(fr, fb);
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p->fillRect(er, eb);
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break;
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case Blocked:
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const int margin = 2;
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int max, num, dx, dy;
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if (orient ==Qt::Horizontal) {
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fr.setHeight(cr.height() - 2 * margin);
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fr.setWidth((int)(0.67 * fr.height()));
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fr.moveTopLeft(TQPoint(cr.left() + margin, cr.top() + margin));
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dx = fr.width() + margin;
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dy = 0;
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max = (cr.width() - margin) / (fr.width() + margin) + 1;
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num = recalcValue(max);
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} else {
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fr.setWidth(cr.width() - 2 * margin);
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fr.setHeight((int)(0.67 * fr.width()));
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fr.moveBottomLeft(TQPoint(cr.left() + margin, cr.bottom() - margin));
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dx = 0;
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dy = - (fr.height() + margin);
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max = (cr.height() - margin) / (fr.height() + margin) + 1;
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num = recalcValue(max);
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}
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p->setClipRect(cr.x() + margin, cr.y() + margin,
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cr.width() - margin, cr.height() - margin);
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for (int i = 0; i < num; i++) {
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p->setBrushOrigin(fr.topLeft());
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p->fillRect(fr, fb);
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fr.moveBy(dx, dy);
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}
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if (num != max) {
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if (orient ==Qt::Horizontal)
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er.setLeft(fr.right() + 1);
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else
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er.setBottom(fr.bottom() + 1);
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if (!er.isNull()) {
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p->setBrushOrigin(cr.topLeft());
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p->fillRect(er, eb);
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}
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}
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break;
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}
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if (text_enabled && bar_style != Blocked)
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drawText(p);
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}
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void KGameProgress::setFormat(const TQString & format)
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{
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format_ = format;
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}
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TQString KGameProgress::format() const
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{
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return format_;
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}
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#include "kgameprogress.moc"
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