Initial commit

Lts/Common/LtsTimelineClassic/PassiveEventContainer.cpp

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+/**
+  * @RDE_HEADER@
+  * passive container for view which only draws QPushButtons to save ressources
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  * Created by Mike Wille, SLSE, 2014-10-01
+  */
+
+#include "PassiveEventContainer.h"
+#include "EventGraphic.h"
+#include "EventTools.h"
+
+#include <QGuiApplication>
+#include <QPainter>
+#include <QPen>
+#include <QStyleOptionViewItem>
+#include <QBrush>
+
+#include <math.h>
+#include <time.h>
+
+#include <QDebug>
+
+
+namespace LtsTimelineClassic
+{
+
+PassiveEventContainer::PassiveEventContainer(bool ignoreKnownRanges, QObject *parent)
+  : QObject(parent)
+  , m_ignoreKnownRanges(ignoreKnownRanges)
+{
+
+}
+
+
+PassiveEventContainer::~PassiveEventContainer()
+{
+  qDeleteAll(m_eventGraphicList);
+}
+
+
+EventGraphicList PassiveEventContainer::getEventGraphicList() const
+{
+  return m_eventGraphicList;
+}
+
+
+void PassiveEventContainer::setEventList(const EventGraphicList &eventGraphicList)
+{
+  qDeleteAll(m_eventGraphicList);
+
+  m_eventGraphicList = eventGraphicList; // copy
+}
+
+
+void PassiveEventContainer::paint(QPainter *painter, const QStyleOptionViewItem &option, const LineMap &lineMap,
+                                  const QVector<Range> &knownRanges) const
+{
+  EventTools::s_test++;
+
+  bool alternate = option.features.testFlag(QStyleOptionViewItem::ViewItemFeature::Alternate);
+  const QColor bg = QColor(alternate ? QRgb(0xF6D8CE) : QRgb(0xFBF2EF));
+
+  QColor cachedBg(Qt::white);
+  if (alternate)
+    cachedBg = cachedBg.darker(110);
+
+
+  painter->fillRect(option.rect, QBrush(bg));
+
+  int posX1 = option.rect.x();
+  int posX2 = option.rect.right();
+  int posY1 = option.rect.y();
+  int posY2 = option.rect.bottom();
+  int h = posY2 - posY1 + 1;
+
+  painter->save();
+  painter->setClipping(true); // no drawing outside
+  painter->setClipRect(option.rect.adjusted(0, 0, 1, 1));
+
+  int eventWidth = EventTools::eventWidth();
+
+
+  if (m_ignoreKnownRanges)
+  {
+    painter->fillRect(QRect(posX1, posY1, posX2 - posX1, h), cachedBg);///*option.backgroundBrush);//*/QBrush(QColor("white")));
+  }
+  else // draw known ranges
+  {
+    for (const auto &range : knownRanges)
+    {
+      int rangeStart = EventTools::getEventPosition(range.start);
+      int rangeEnd = EventTools::getEventPosition(range.end);
+
+      //if (posX1 >= option.rect.x() && posX1 < option.rect.x() + option.rect.width() + 1)
+      if (rangeEnd >= posX1 && rangeStart <= posX2) // do not draw if out of view
+        painter->fillRect(QRect(rangeStart, posY1, rangeEnd - rangeStart + eventWidth + 1, h), cachedBg);///*option.backgroundBrush);//*/QBrush(QColor("white")));
+    }
+  }
+
+//  // draw live time as known (if live)
+//  if (liveTime > 0)
+//  {
+//    int liveStart = EventTools::getEventPosition(liveTime);
+//    if (liveStart <= posX2) // do not draw if out of view
+//      painter->fillRect(QRect(liveStart, posY1, posX2 - liveTime, h), QBrush(QColor("white")));
+//  }
+
+
+  painter->restore();
+
+
+  // draw date text lines first, can be overdrawn
+
+  //for (int i = 0; i < lineMap.count(); i++)
+  for (auto i = lineMap.constBegin(); i != lineMap.constEnd(); ++i)
+  {
+    int posX = i.key(); //lineMap.at(i);
+
+    painter->setPen(QPen(QBrush(QGuiApplication::palette().shadow()), 1.0));
+
+    if (posX >  option.rect.x() &&
+        posX < (option.rect.x()  + option.rect.width())) // do not draw if out of view
+      painter->drawLine(posX, posY1, posX, posY2);
+  }
+
+  //EventTools::setValues(min, max, scrollBarPosition, zoomFactor);
+  //refreshEventList();
+
+
+
+  // NOTE: painter's viewport is the whole timeline (without the header part)
+  // NOTE: option.rect is the line and section the events get draw on, only
+  EventTools::drawEvents(painter, m_eventGraphicList, option.rect.y());
+//  qWarning() << "<<< viewport" << painter->viewport() << "rect" << option.rect;
+}
+
+} // namespace LtsTimelineClassic