From b9aad1f15dc600e4dbe4c62d3fcced6363188ba3 Mon Sep 17 00:00:00 2001
From: zautrix <zautrix>
Date: Sat, 26 Jun 2004 19:01:18 +0000
Subject: Initial revision

---
(limited to 'korganizer/timespanview.cpp')

diff --git a/korganizer/timespanview.cpp b/korganizer/timespanview.cpp
new file mode 100644
index 0000000..f8314e7
--- a/dev/null
+++ b/korganizer/timespanview.cpp
@@ -0,0 +1,158 @@
+
+#ifndef DESKTOP_VERSION
+#include <qksplitter.h>
+#else
+#include <qsplitter.h>
+#endif
+#include <qlistview.h>
+#include <qlayout.h>
+#include <qheader.h>
+#include <qpushbutton.h>
+
+#include <klocale.h>
+#include <kdebug.h>
+
+#include "lineview.h"
+#include "timeline.h"
+
+#include "timespanview.h"
+#include "timespanview.moc"
+
+
+TimeSpanView::TimeSpanView( QWidget *parent, const char *name ) :
+  QWidget( parent, name )
+{
+  QBoxLayout *topLayout = new QVBoxLayout( this );
+#ifndef DESKTOP_VERSION
+  mSplitter = new QKSplitter( this );
+#else
+  mSplitter = new QSplitter( this );
+#endif
+  topLayout->addWidget( mSplitter );
+
+  mList = new QListView( mSplitter );
+  mList->addColumn( i18n("Summary") );
+  
+  QWidget *rightPane = new QWidget( mSplitter );
+  QBoxLayout *rightPaneLayout = new QVBoxLayout( rightPane );
+
+  mTimeLine = new TimeLine( rightPane );
+  mTimeLine->setFixedHeight( mList->header()->height() );
+  rightPaneLayout->addWidget( mTimeLine );
+  
+  mLineView = new LineView( rightPane );
+  rightPaneLayout->addWidget( mLineView );
+
+  QBoxLayout *buttonLayout = new QHBoxLayout( rightPaneLayout );
+  
+  QPushButton *zoomInButton = new QPushButton( i18n("Zoom In"), rightPane );
+  connect( zoomInButton, SIGNAL( clicked() ), SLOT( zoomIn() ) );
+  buttonLayout->addWidget( zoomInButton );
+  
+  QPushButton *zoomOutButton = new QPushButton( i18n("Zoom Out"), rightPane );
+  connect( zoomOutButton, SIGNAL( clicked() ), SLOT( zoomOut() ) );
+  buttonLayout->addWidget( zoomOutButton );
+  
+  QPushButton *centerButton = new QPushButton( i18n("Center View"), rightPane );
+  connect( centerButton, SIGNAL( clicked() ), SLOT( centerView() ) );
+  buttonLayout->addWidget( centerButton );
+
+  connect(mLineView->horizontalScrollBar(),SIGNAL(valueChanged(int)),
+          mTimeLine,SLOT(setContentsPos(int)));
+}
+
+TimeSpanView::~TimeSpanView()
+{
+}
+
+QValueList<int> TimeSpanView::splitterSizes()
+{
+  return mSplitter->sizes();
+}
+
+void TimeSpanView::setSplitterSizes( QValueList<int> sizes )
+{
+  mSplitter->setSizes( sizes );
+}
+
+void TimeSpanView::addItem( KCal::Event *event )
+{
+  new QListViewItem( mList, event->summary() );
+  
+  QDateTime startDt = event->dtStart();
+  QDateTime endDt = event->dtEnd();
+
+//  kdDebug() << "TimeSpanView::addItem(): start: " << startDt.toString()
+//            << "  end: " << endDt.toString() << endl;
+
+  int startSecs = mStartDate.secsTo( startDt );
+  int durationSecs = startDt.secsTo( endDt );
+  
+//  kdDebug() << "--- startSecs: " << startSecs << "  dur: " << durationSecs << endl;
+
+  int startX = mStartDate.secsTo( startDt ) / mSecsPerPixel;
+  int endX = startX + startDt.secsTo( endDt ) / mSecsPerPixel;
+  
+//  kdDebug() << "TimeSpanView::addItem(): s: " << startX << "  e: " << endX << endl;
+  
+  mLineView->addLine( startX, endX );
+}
+
+void TimeSpanView::clear()
+{
+  mList->clear();
+  mLineView->clear();
+}
+
+void TimeSpanView::updateView()
+{
+#if QT_VERSION >= 300
+  mLineView->updateContents();
+  mTimeLine->updateContents();
+#else
+#endif
+}
+
+void TimeSpanView::setDateRange( const QDateTime &start, const QDateTime &end )
+{
+  mStartDate = start;
+  mEndDate = end;
+  
+  mTimeLine->setDateRange( start, end );
+
+  mSecsPerPixel = mStartDate.secsTo( mEndDate ) / mLineView->pixelWidth();
+}
+
+QDateTime TimeSpanView::startDateTime()
+{
+  return mStartDate;
+}
+
+QDateTime TimeSpanView::endDateTime()
+{
+  return mEndDate;
+}
+
+void TimeSpanView::zoomIn()
+{
+  int span = mStartDate.daysTo( mEndDate );
+  setDateRange( mStartDate.addDays( span / 4 ), mEndDate.addDays( span / -4 ) );
+
+  emit dateRangeChanged();
+}
+
+void TimeSpanView::zoomOut()
+{
+  int span = mStartDate.daysTo( mEndDate );
+  setDateRange( mStartDate.addDays( span / -4 ), mEndDate.addDays( span / 4 ) );
+
+  emit dateRangeChanged();
+}
+
+void TimeSpanView::centerView()
+{
+  QScrollBar *scrollBar = mLineView->horizontalScrollBar();
+  int min = scrollBar->minValue();
+  int max = scrollBar->maxValue();
+  scrollBar->setValue( min + (max-min) / 2 );
+}
--
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