Initial commit

Lts/Plugins/AreaEffectSimulation/Gui/Base/aes_pixmap_label.cpp

@@ -0,0 +1,94 @@
+/**
+  * @RDE_HEADER@
+  * AreaEffectSimulation - PixmapLabel
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  * Created by Malte Schroeder, NLSE, 2018-05-09
+  */
+
+#include "aes_pixmap_label.h"
+
+#include <LtsCoordTrans/lts_coord_trans.h>
+
+namespace AreaEffectSimulation
+{
+PixmapLabel::PixmapLabel(QWidget *parent)
+  : QLabel(parent)
+  , m_pixmap()
+{
+  setMinimumSize(1, 1);
+  setScaledContents(false);
+}
+
+int PixmapLabel::heightForWidth(int width) const
+{
+  return m_pixmap.isNull() ? this->height() : qRound(double(m_pixmap.height() * width)) / m_pixmap.width();
+}
+
+QSize PixmapLabel::sizeHint() const
+{
+  int w = this->width();
+  return QSize(w, heightForWidth(w));
+}
+
+QPixmap PixmapLabel::scaledPixmap(const QSize &size, const Qt::AspectRatioMode &aspectRatioMode, const Qt::TransformationMode &transformationMode) const
+{
+  return m_pixmap.scaled(size, aspectRatioMode, transformationMode);
+}
+
+Qt::BrushStyle PixmapLabel::checkForBrushStyle(const AesEffectState &state)
+{
+  switch(state.underlying()) // Todo: change to correct BrushStyle?
+  {
+  case AesEffectState_def::EsUnknown:
+    return Qt::BrushStyle::NoBrush;
+  case AesEffectState_def::EsPrepared:
+  case AesEffectState_def::EsFired:
+    return Qt::BrushStyle::BDiagPattern;
+  case AesEffectState_def::EsCreated:
+  case AesEffectState_def::EsReceived:
+    return Qt::BrushStyle::VerPattern;
+  case AesEffectState_def::EsActivated:
+    return Qt::BrushStyle::CrossPattern;
+  case AesEffectState_def::EsRemoved:
+    return Qt::BrushStyle::NoBrush;
+  case AesEffectState_def::EsPaused:
+  case AesEffectState_def::EsExpired:
+  case AesEffectState_def::EsError:
+    return Qt::BrushStyle::SolidPattern;
+  }
+  return Qt::BrushStyle::NoBrush;
+}
+
+void PixmapLabel::setPixmap(const QPixmap &pixmap)
+{
+  m_pixmap = pixmap;
+  QLabel::setPixmap(scaledPixmap(this->size()));
+}
+
+void PixmapLabel::resizeEvent(QResizeEvent *e)
+{
+  QLabel::resizeEvent(e);
+
+  if(m_pixmap.isNull())
+    return;
+  QLabel::setPixmap(scaledPixmap(this->size()));
+}
+
+QPolygonF PixmapLabel::geographic2Utm(const QPolygonF &poly)
+{
+  if(poly.isEmpty())
+    return QPolygonF();
+
+  QPolygonF polyOut;
+  polyOut.reserve(poly.size());
+  LtsCoordTrans::UtmCoordinate utmPos = LtsCoordTrans::UtmCoordinate::fromGeographic(poly.at(0));
+  for(const QPointF &p : poly)
+  {
+    LtsCoordTrans::UtmCoordinate coord = LtsCoordTrans::UtmCoordinate::fromGeographic(p.x(), p.y(), utmPos.zone);
+    polyOut.append(QPointF(coord.x, coord.y));
+  }
+  return polyOut;
+}
+}