OpenMS
HistogramWidget.h
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31 // $Maintainer: Timo Sachsenberg $
32 // $Authors: Marc Sturm $
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34 
35 #pragma once
36 
37 // OpenMS_GUI config
38 #include <OpenMS/VISUAL/OpenMS_GUIConfig.h>
39 
40 // QT
41 #include <QtWidgets>
42 #include <QPixmap>
43 class QPaintEvent;
44 class QResizeEvent;
45 class QMouseEvent;
46 
47 //OpenMS
49 
50 namespace OpenMS
51 {
52  class AxisWidget;
53  class String;
54 
65  class OPENMS_GUI_DLLAPI HistogramWidget :
66  public QWidget
67  {
68  Q_OBJECT
69 
70 public:
72  HistogramWidget(const Math::Histogram<> & distribution, QWidget * parent = nullptr);
73 
75  ~HistogramWidget() override;
76 
78  double getLeftSplitter() const;
79 
81  double getRightSplitter() const;
82 
84  void setLegend(const String & legend);
85 
86 public slots:
88  void showSplitters(bool on);
89 
91  void setRightSplitter(double pos);
92 
94  void setLeftSplitter(double pos);
95 
97  void setLogMode(bool log_mode);
98 
99 protected:
102 
105 
108 
111 
114 
117 
120 
122  QPixmap buffer_;
123 
125  bool log_mode_;
126 
128  void invalidate_();
129 
131 
132  void paintEvent(QPaintEvent *) override;
133  void mousePressEvent(QMouseEvent *) override;
134  void mouseReleaseEvent(QMouseEvent *) override;
135  void mouseMoveEvent(QMouseEvent *) override;
136  void resizeEvent(QResizeEvent *) override;
138 
139 protected slots:
140 
142  void showContextMenu(const QPoint & pos);
143  };
144 } // namespace OpenMS
145 
146 
Widget that represents an axis of a graph.
Definition: AxisWidget.h:65
Widget which can visualize a histogram.
Definition: HistogramWidget.h:67
void invalidate_()
Repaints the contents to the buffer and calls update()
HistogramWidget(const Math::Histogram<> &distribution, QWidget *parent=nullptr)
Constructor.
void paintEvent(QPaintEvent *) override
UInt margin_
Margin around plot.
Definition: HistogramWidget.h:119
void showContextMenu(const QPoint &pos)
Context menu event.
void setLeftSplitter(double pos)
Sets the value of the left splitter.
void mousePressEvent(QMouseEvent *) override
void resizeEvent(QResizeEvent *) override
UInt moving_splitter_
The splitter that is currently dragged (0=none, 1=left, 2=right)
Definition: HistogramWidget.h:113
void setLogMode(bool log_mode)
Enables/disables log mode.
bool log_mode_
Flag that indicates the current mode.
Definition: HistogramWidget.h:125
double getLeftSplitter() const
Returns the value f the lower splitter.
void setLegend(const String &legend)
Set axis legends.
double getRightSplitter() const
Returns the value of the upper splitter.
double left_splitter_
Value of the right splitter.
Definition: HistogramWidget.h:107
void showSplitters(bool on)
Shows the splitters if on is true. Hides them otherwise.
QPixmap buffer_
Internal buffer for the double buffering.
Definition: HistogramWidget.h:122
bool show_splitters_
Flag that indicates if splitters are shown.
Definition: HistogramWidget.h:104
void mouseMoveEvent(QMouseEvent *) override
AxisWidget * bottom_axis_
X axis.
Definition: HistogramWidget.h:116
void mouseReleaseEvent(QMouseEvent *) override
Math::Histogram dist_
The histogram to display.
Definition: HistogramWidget.h:101
~HistogramWidget() override
Destructor.
double right_splitter_
Value of the right splitter.
Definition: HistogramWidget.h:110
void setRightSplitter(double pos)
Sets the value of the right splitter.
Representation of a histogram.
Definition: Histogram.h:64
A more convenient string class.
Definition: String.h:60
unsigned int UInt
Unsigned integer type.
Definition: Types.h:94
Main OpenMS namespace.
Definition: FeatureDeconvolution.h:48