Added old abandoned KDE3 version of gwenview

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/gwenview@1088034 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 171 insertions, 0 deletions

diff --git a/src/gvcore/fullscreenbar.cpp b/src/gvcore/fullscreenbar.cpp
new file mode 100644
index 0000000..fb837ec
--- /dev/null
+++ b/src/gvcore/fullscreenbar.cpp
@@ -0,0 +1,171 @@
+// vim:set tabstop=4 shiftwidth=4 noexpandtab:
+/*
+Gwenview - A simple image viewer for KDE
+Copyright 2000-2004 Aur�ien G�eau
+
+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.
+
+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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+// Qt
+#include <qbitmap.h>
+#include <qevent.h>
+#include <qlayout.h>
+#include <qpainter.h>
+#include <qtimer.h>
+
+// KDE
+#include <kdebug.h>
+
+// Local
+#include "fullscreenbar.moc"
+namespace Gwenview {
+
+
+const int FULLSCREEN_ICON_SIZE = 32;
+const int FULLSCREEN_LABEL_RADIUS = 6;
+// Intervals are in milliseconds
+const int SLIDE_IN_INTERVAL = 4;
+const int SLIDE_OUT_INTERVAL = 12;
+// Step is in pixels
+const int SLIDE_STEP = 4;
+
+
+static void fillMask(QPainter& painter, const QRect& rect) {
+	painter.fillRect(
+		rect.left(),
+		rect.top(),
+		rect.width() - FULLSCREEN_LABEL_RADIUS,
+		rect.height(),
+		painter.brush());
+
+	painter.fillRect(
+		rect.right() - FULLSCREEN_LABEL_RADIUS + 1,
+		rect.top(),
+		FULLSCREEN_LABEL_RADIUS,
+		rect.height() - FULLSCREEN_LABEL_RADIUS,
+		painter.brush());
+
+	painter.drawPie(
+		rect.right() - 2*FULLSCREEN_LABEL_RADIUS + 1,
+		rect.bottom() - 2*FULLSCREEN_LABEL_RADIUS + 1,
+		FULLSCREEN_LABEL_RADIUS*2, FULLSCREEN_LABEL_RADIUS*2,
+		0, -16*90);
+}
+
+
+enum BarState { OUT, SLIDING_OUT, SLIDING_IN, IN };
+
+
+struct FullScreenBar::Private {
+	QTimer mTimer;
+	BarState mState;
+	bool mFirstShow;
+};
+
+
+FullScreenBar::FullScreenBar(QWidget* parent)
+: KToolBar(parent, "FullScreenBar") {
+	d=new Private;
+	d->mState=OUT;
+	d->mFirstShow=true;
+	setIconSize(FULLSCREEN_ICON_SIZE);
+	setMovingEnabled(false);
+
+	QColor bg=colorGroup().highlight();
+	QColor fg=colorGroup().highlightedText();
+	QPalette pal(palette());
+	pal.setColor(QColorGroup::Background, bg);
+	pal.setColor(QColorGroup::Foreground, fg);
+	pal.setColor(QColorGroup::Button, bg);
+	pal.setColor(QColorGroup::ButtonText, fg);
+	setPalette(pal);
+	
+	// Timer
+	connect(&d->mTimer, SIGNAL(timeout()), this, SLOT(slotUpdateSlide()) );
+}
+
+
+FullScreenBar::~FullScreenBar() {
+	delete d;
+}
+
+
+void FullScreenBar::resizeEvent(QResizeEvent* event) {
+	KToolBar::resizeEvent(event);
+
+	// Create a mask
+	QPainter painter;
+	QBitmap mask(size(), true);
+	painter.begin(&mask);
+	painter.setBrush(Qt::white);
+	fillMask(painter, rect());
+	painter.end();
+	
+	setMask(mask);
+}
+
+
+void FullScreenBar::showEvent(QShowEvent* event) {
+	KToolBar::showEvent(event);
+	// Make sure the bar position corresponds to the OUT state
+	if (!d->mFirstShow) return;
+	d->mFirstShow=false;
+	move(0, -height());
+	layout()->setResizeMode(QLayout::Fixed);
+}
+
+
+void FullScreenBar::slideIn() {
+	if (d->mState!=IN) {
+		d->mState=SLIDING_IN;
+		d->mTimer.start(SLIDE_IN_INTERVAL);
+	}
+}
+
+
+void FullScreenBar::slideOut() {
+	if (d->mState!=OUT) {
+		d->mState=SLIDING_OUT;
+		d->mTimer.start(SLIDE_OUT_INTERVAL);
+	}
+}
+
+
+void FullScreenBar::slotUpdateSlide() {
+	int pos=y();
+
+	switch (d->mState) {
+	case SLIDING_OUT:
+		pos-=SLIDE_STEP;
+		if (pos<=-height()) {
+			d->mState=OUT;
+			d->mTimer.stop();
+		}
+		break;
+	case SLIDING_IN:
+		pos+=SLIDE_STEP;
+		if (pos>=0) {
+			pos=0;
+			d->mState=IN;
+			d->mTimer.stop();
+		}
+		break;
+	default:
+		kdWarning() << k_funcinfo << "We should not get there\n";
+	}
+	move(0, pos);
+}
+
+} // namespace