CanvasViewProxy.cxx
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1 
12 #include "CanvasViewProxy.h"
13 
14 #include "CanvasView.h"
15 
16 #if _MSC_VER
17 #include "PlotterEvent.h"
18 #endif
19 
20 #include "qapplication.h"
21 
22 using namespace hippodraw;
23 
24 CanvasViewProxy::
25 CanvasViewProxy ( CanvasView * view )
26  : m_canvas_view ( view )
27 {
28  connect ( this, SIGNAL ( addDisplaySignal ( PlotterBase * ) ),
29  m_canvas_view, SLOT ( addPlotDisplay ( PlotterBase * ) ) );
30 
31  connect ( this, SIGNAL ( saveAsImageSignal ( const PlotterBase *,
32  const std::string & ) ),
33  m_canvas_view, SLOT ( savePlotAsImage ( const PlotterBase *,
34  const std::string & ) ) );
35 
36  connect ( this, SIGNAL ( swapOrientationSignal ( ) ),
37  m_canvas_view, SLOT ( swapOrientation ( ) ) );
38 
39  connect ( this, SIGNAL ( clearSignal () ),
40  m_canvas_view, SLOT ( clear () ) );
41 
42 }
43 
44 CanvasViewProxy::
45 ~CanvasViewProxy ()
46 {
47 }
48 
49 void
50 CanvasViewProxy::
51 lock ()
52 {
53  if ( QApplication::closingDown () == false ) {
54  qApp -> lock();
55  }
56 }
57 
58 void
59 CanvasViewProxy::
60 unlock ()
61 {
62  if ( QApplication::closingDown () == false ) {
63  qApp -> unlock();
64  }
65 }
66 
67 void
68 CanvasViewProxy::
69 addDisplay ( PlotterBase * plotter )
70 {
71 #if QT_VERSION < 0x040000
72  lock ();
73 #endif
74  emit addDisplaySignal ( plotter );
75 #if QT_VERSION < 0x040000
76  unlock ();
77 #endif
78 }
79 
80 void
81 CanvasViewProxy::
82 clear ()
83 {
84 #if QT_VERSION < 0x040000
85  lock ();
86 #endif
87  emit clearSignal ();
88 #if QT_VERSION < 0x040000
89  unlock ();
90 #endif
91 }
92 
93 void
94 CanvasViewProxy::
95 saveAsImage ( const PlotterBase * plotter, const std::string & filename )
96 {
97 #if QT_VERSION < 0x040000
98  lock ();
99  emit saveAsImageSignal ( plotter, filename );
100  unlock ();
101 #else
102  emit saveAsImageSignal ( plotter, filename );
103 #endif
104 }
105 
106 void
107 CanvasViewProxy::
108 swapOrientation ()
109 {
110 #if QT_VERSION < 0x040000
111  lock ();
112  emit swapOrientationSignal ();
113  unlock ();
114 #else
115  emit swapOrientationSignal ();
116 #endif
117 }
hippodraw::PlotterBase
The base class for the PlotterBase hierarchy.
Definition: PlotterBase.h:55
hippodraw::CanvasViewProxy::unlock
void unlock()
Releases the mutex lock to the application object.
Definition: CanvasViewProxy.cxx:60
hippodraw::CanvasViewProxy::swapOrientationSignal
void swapOrientationSignal()
Swaps the orientation.
hippodraw::CanvasViewProxy::m_canvas_view
CanvasView * m_canvas_view
The CanvasView object managed by this proxy.
Definition: CanvasViewProxy.h:53
hippodraw::CanvasViewProxy::swapOrientation
void swapOrientation()
Swaps the orientation from portrait to landscape and vice verse.
Definition: CanvasViewProxy.cxx:108
hippodraw::CanvasViewProxy::addDisplaySignal
void addDisplaySignal(PlotterBase *plotter)
Signal used to add a plotter display to the canvas.
hippodraw::CanvasViewProxy::clearSignal
void clearSignal()
Signal used to clear all displays from canvas.
hippodraw
Namespace for HippoDraw.
Definition: AxesType.cxx:21
hippodraw::CanvasViewProxy::addDisplay
void addDisplay(PlotterBase *plotter)
Adds a plotter display to the canvas.
Definition: CanvasViewProxy.cxx:69
hippodraw::CanvasViewProxy::saveAsImageSignal
void saveAsImageSignal(const PlotterBase *plotter, const std::string &filename)
Save the plotter as an image file.
hippodraw::CanvasViewProxy::CanvasViewProxy
CanvasViewProxy(const CanvasViewProxy &)
Private copy constructor to prevent copying.
CanvasViewProxy.h
hippodraw::CanvasViewProxy class interface.
CanvasView.h
hippodraw::CanvasView class interface
PlotterEvent.h
hippodraw::PlotterEvent class interface
hippodraw::CanvasViewProxy::lock
void lock()
Gets mutex lock from application object.
Definition: CanvasViewProxy.cxx:51
hippodraw::CanvasViewProxy::clear
void clear()
Clears the canvas of all displays.
Definition: CanvasViewProxy.cxx:82
hippodraw::CanvasViewProxy::~CanvasViewProxy
virtual ~CanvasViewProxy()
The destructor.
Definition: CanvasViewProxy.cxx:45
hippodraw::CanvasViewProxy::saveAsImage
void saveAsImage(const PlotterBase *, const std::string &filename)
Saves the plotter as image file with name filename.
Definition: CanvasViewProxy.cxx:95
QObject::connect
connect(const QObject *sender, const char *signal, const char *member) const
hippodraw::CanvasView
This class implements additional FigureEditor functionality particular to QtView objects.
Definition: CanvasView.h:96
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