Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegames@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 345 insertions, 0 deletions

diff --git a/libkdegames/kgameprogress.cpp b/libkdegames/kgameprogress.cpp
new file mode 100644
index 00000000..861dd454
--- /dev/null
+++ b/libkdegames/kgameprogress.cpp
@@ -0,0 +1,345 @@
+/* This file is part of the KDE libraries
+   Copyright (C) 1996 Martynas Kunigelis
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License version 2 as published by the Free Software Foundation.
+
+   This library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public License
+   along with this library; see the file COPYING.LIB.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.
+*/
+/**
+ * KGameProgress -- a progress indicator widget for KDE.
+ */
+
+#include <qpainter.h>
+#include <qpixmap.h>
+#include <qstring.h>
+#include <qregexp.h>
+#include <qstyle.h>
+
+#include "kgameprogress.h"
+
+#include <kapplication.h>
+
+KGameProgress::KGameProgress(QWidget *parent, const char *name)
+	: QFrame(parent, name),
+	QRangeControl(0, 100, 1, 10, 0),
+	orient(Horizontal)
+{
+	initialize();
+}
+
+KGameProgress::KGameProgress(Orientation orientation, QWidget *parent, const char *name)
+	: QFrame(parent, name),
+	QRangeControl(0, 100, 1, 10, 0),
+	orient(orientation)
+{
+	initialize();
+}
+
+KGameProgress::KGameProgress(int minValue, int maxValue, int value,
+                     Orientation orientation, QWidget *parent, const char *name)
+	: QFrame(parent, name),
+	QRangeControl(minValue, maxValue, 1, 10, value),
+	orient(orientation)
+{
+	initialize();
+}
+
+KGameProgress::~KGameProgress()
+{
+	delete bar_pixmap;
+}
+
+void KGameProgress::advance(int offset)
+{
+	setValue(value() + offset);
+}
+
+void KGameProgress::initialize()
+{
+	format_ = "%p%";
+	use_supplied_bar_color = false;
+	bar_pixmap = 0;
+	bar_style = Solid;
+	text_enabled = TRUE;
+	setBackgroundMode( PaletteBackground );
+	connect(kapp, SIGNAL(appearanceChanged()), this, SLOT(paletteChange()));
+	paletteChange();
+}
+
+void KGameProgress::paletteChange()
+{
+	QPalette p = kapp->palette();
+	const QColorGroup &colorGroup = p.active();
+	if (!use_supplied_bar_color)
+		bar_color = colorGroup.highlight();
+	bar_text_color = colorGroup.highlightedText();
+	text_color = colorGroup.text();
+	setPalette(p);
+
+	adjustStyle();
+}
+
+
+void KGameProgress::setBarPixmap(const QPixmap &pixmap)
+{
+	if (pixmap.isNull())
+		return;
+	if (bar_pixmap)
+		delete bar_pixmap;
+
+	bar_pixmap = new QPixmap(pixmap);
+}
+
+void KGameProgress::setBarColor(const QColor &color)
+{
+	bar_color = color;
+	use_supplied_bar_color = true;
+	if (bar_pixmap) {
+		delete bar_pixmap;
+		bar_pixmap = 0;
+	}
+}
+
+void KGameProgress::setBarStyle(BarStyle style)
+{
+	if (bar_style != style) {
+		bar_style = style;
+		update();
+	}
+}
+
+void KGameProgress::setOrientation(Orientation orientation)
+{
+	if (orient != orientation) {
+		orient = orientation;
+		update();
+	}
+}
+
+void KGameProgress::setValue(int value)
+{
+	QRangeControl::setValue(value);
+}
+
+void KGameProgress::setTextEnabled(bool enable)
+{
+	text_enabled = enable;
+}
+
+const QColor & KGameProgress::barColor() const
+{
+	return bar_color;
+}
+
+const QPixmap * KGameProgress::barPixmap() const
+{
+	return bar_pixmap;
+}
+
+bool KGameProgress::textEnabled() const
+{
+	return text_enabled;
+}
+
+QSize KGameProgress::sizeHint() const
+{
+	QSize s( size() );
+
+	if(orientation() == KGameProgress::Vertical) {
+		s.setWidth(24);
+	} else {
+		s.setHeight(24);
+	}
+
+	return s;
+}
+
+QSize KGameProgress::minimumSizeHint() const
+{
+	return sizeHint();
+}
+
+QSizePolicy KGameProgress::sizePolicy() const
+{
+	if ( orientation()==KGameProgress::Vertical )
+		return QSizePolicy( QSizePolicy::Fixed, QSizePolicy::Expanding );
+	else
+		return QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Fixed );
+}
+
+KGameProgress::Orientation KGameProgress::orientation() const
+{
+	return orient;
+}
+
+KGameProgress::BarStyle KGameProgress::barStyle() const
+{
+	return bar_style;
+}
+
+int KGameProgress::recalcValue(int range)
+{
+	int abs_value = value() - minValue();
+	int abs_range = maxValue() - minValue();
+	return abs_range ? range * abs_value / abs_range : 0;
+}
+
+void KGameProgress::valueChange()
+{
+	repaint(contentsRect(), FALSE);
+	emit percentageChanged(recalcValue(100));
+}
+
+void KGameProgress::rangeChange()
+{
+	repaint(contentsRect(), FALSE);
+	emit percentageChanged(recalcValue(100));
+}
+
+void KGameProgress::styleChange(QStyle&)
+{
+	adjustStyle();
+}
+
+void KGameProgress::adjustStyle()
+{
+	switch (style().styleHint(QStyle::SH_GUIStyle)) {
+		case WindowsStyle:
+			setFrameStyle(QFrame::WinPanel | QFrame::Sunken);
+			break;
+		case MotifStyle:
+		default:
+			setFrameStyle(QFrame::Panel | QFrame::Sunken);
+			setLineWidth( 2 );
+			break;
+	}
+	update();
+}
+
+void KGameProgress::paletteChange( const QPalette &p )
+{
+	// This never gets called for global color changes 
+	// because we call setPalette() ourselves.
+	QFrame::paletteChange(p);
+}
+
+void KGameProgress::drawText(QPainter *p)
+{
+	QRect r(contentsRect());
+	//QColor c(bar_color.rgb() ^ backgroundColor().rgb());
+
+	// Rik: Replace the tags '%p', '%v' and '%m' with the current percentage,
+	// the current value and the maximum value respectively.
+	QString s(format_);
+
+	s.replace(QRegExp(QString::fromLatin1("%p")), QString::number(recalcValue(100)));
+	s.replace(QRegExp(QString::fromLatin1("%v")), QString::number(value()));
+	s.replace(QRegExp(QString::fromLatin1("%m")), QString::number(maxValue()));
+
+	p->setPen(text_color);
+	QFont font = p->font();
+	font.setBold(true);
+	p->setFont(font);
+	//p->setRasterOp(XorROP);
+	p->drawText(r, AlignCenter, s);
+	p->setClipRegion( fr );
+	p->setPen(bar_text_color);
+	p->drawText(r, AlignCenter, s);
+}
+
+void KGameProgress::drawContents(QPainter *p)
+{
+	QRect cr = contentsRect(), er = cr;
+	fr = cr;
+	QBrush fb(bar_color), eb(backgroundColor());
+
+	if (bar_pixmap)
+		fb.setPixmap(*bar_pixmap);
+
+	if (backgroundPixmap())
+		eb.setPixmap(*backgroundPixmap());
+
+	switch (bar_style) {
+		case Solid:
+			if (orient == Horizontal) {
+				fr.setWidth(recalcValue(cr.width()));
+				er.setLeft(fr.right() + 1);
+			} else {
+				fr.setTop(cr.bottom() - recalcValue(cr.height()));
+				er.setBottom(fr.top() - 1);
+			}
+
+			p->setBrushOrigin(cr.topLeft());
+			p->fillRect(fr, fb);
+
+			p->fillRect(er, eb);
+
+			break;
+
+		case Blocked:
+			const int margin = 2;
+			int max, num, dx, dy;
+			if (orient == Horizontal) {
+				fr.setHeight(cr.height() - 2 * margin);
+				fr.setWidth((int)(0.67 * fr.height()));
+				fr.moveTopLeft(QPoint(cr.left() + margin, cr.top() + margin));
+				dx = fr.width() + margin;
+				dy = 0;
+				max = (cr.width() - margin) / (fr.width() + margin) + 1;
+				num = recalcValue(max);
+			} else {
+				fr.setWidth(cr.width() - 2 * margin);
+				fr.setHeight((int)(0.67 * fr.width()));
+				fr.moveBottomLeft(QPoint(cr.left() + margin, cr.bottom() - margin));
+				dx = 0;
+				dy = - (fr.height() + margin);
+				max = (cr.height() - margin) / (fr.height() + margin) + 1;
+				num = recalcValue(max);
+			}
+			p->setClipRect(cr.x() + margin, cr.y() + margin,
+			               cr.width() - margin, cr.height() - margin);
+			for (int i = 0; i < num; i++) {
+				p->setBrushOrigin(fr.topLeft());
+				p->fillRect(fr, fb);
+				fr.moveBy(dx, dy);
+			}
+			
+			if (num != max) {
+				if (orient == Horizontal)
+					er.setLeft(fr.right() + 1);
+				else
+					er.setBottom(fr.bottom() + 1);
+				if (!er.isNull()) {
+					p->setBrushOrigin(cr.topLeft());
+					p->fillRect(er, eb);
+				}
+			}
+
+			break;
+	}
+
+	if (text_enabled && bar_style != Blocked)
+		drawText(p);
+}
+
+void KGameProgress::setFormat(const QString & format)
+{
+	format_ = format;
+}
+
+QString KGameProgress::format() const
+{
+	return format_;
+}
+
+#include "kgameprogress.moc"