Initial commit

Lts/Tools/QLedLine/qledline.h

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+/**
+  * @RDE_HEADER@
+  * Implements n QLedChars to display a line of Text/Image
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  * Created by Florian Schult, SLSE, 2016-03-18
+  */
+#pragma once
+
+#include <QVector>
+#include <QWidget>
+
+#ifndef QLEDLINE_EXPORT
+# ifdef BUILD_STATIC_LIBRARIES
+#  define QLEDLINE_EXPORT
+# else
+#  ifdef MAKE_QLEDLINE_LIB
+#   define QLEDLINE_EXPORT Q_DECL_EXPORT
+#  else
+#   define QLEDLINE_EXPORT Q_DECL_IMPORT
+#  endif
+# endif
+#endif
+
+namespace Ui
+{
+  class QLedLine;
+}
+
+class QHBoxLayout;
+class QLedChar;
+class QTimer;
+class QImage;
+
+class QLEDLINE_EXPORT QLedLine : public QWidget
+{
+  Q_OBJECT
+
+public:
+  explicit QLedLine(QWidget *parent = nullptr);
+  ~QLedLine();
+
+  int  height() const;
+  void setHeight(int height);
+
+  int  charCount() const;
+  void setCharCount(int charCount);
+
+  // Returns the QSize of the first QLedChar
+  QSize charSize() const;
+
+  void setCharCountAndHeight(int charCount, int height);
+
+  bool isTextVisible() const;
+  int flashTime() const;
+  QColor color() const;
+  QString shownText() const;
+  QString text() const;
+
+private:
+  void addChar();
+  void deleteChar();
+
+public slots:
+  void setText(const QString &text);
+  void setFlashing(int msecs = 0);
+  void setTextVisible(bool visible = true);
+  void setColor(const QColor &color);
+  void clear();
+  void setImage(const QImage &image);
+
+private:
+  int                 m_charCount;
+  int                 m_height;
+  bool                m_visible;
+  QString             m_text;
+  QHBoxLayout        *m_layout;
+  QVector<QLedChar*>  m_chars;
+  QTimer             *m_flashTimer;
+  QColor              m_color;
+  QImage              m_image;
+};