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G4AxesModel.cc
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29 // John Allison 3rd April 2001
30 // Model which knows how to draw axes.
31 
32 #include "G4AxesModel.hh"
33 
34 #include "G4ModelingParameters.hh"
35 #include "G4VGraphicsScene.hh"
36 #include "G4VisAttributes.hh"
37 #include "G4Polyline.hh"
38 #include "G4Colour.hh"
39 #include "G4UnitsTable.hh"
40 #include "G4ArrowModel.hh"
41 #include "G4TextModel.hh"
42 
43 G4AxesModel::~G4AxesModel ()
44 {
45  delete fZAnnotationModel;
46  delete fZLabelModel;
47  delete fZAxisModel;
48  delete fYAnnotationModel;
49  delete fYLabelModel;
50  delete fYAxisModel;
51  delete fXAnnotationModel;
52  delete fXLabelModel;
53  delete fXAxisModel;
54 }
55 
56 G4AxesModel::G4AxesModel
57 (G4double x0, G4double y0, G4double z0, G4double length,
58  G4double arrowWidth, const G4String& colourString,
59  const G4String& description,
60  G4bool withAnnotation,
61  G4double textSize):
62  fXAxisModel(0),
63  fXLabelModel(0),
64  fXAnnotationModel(0),
65  fYAxisModel(0),
66  fYLabelModel(0),
67  fYAnnotationModel(0),
68  fZAxisModel(0),
69  fZLabelModel(0),
70  fZAnnotationModel(0)
71 {
72  fType = "G4AxesModel";
73  fGlobalTag = fType;
74  fGlobalDescription = fType + ": " + description;
75  fExtent = G4VisExtent
76  (x0, x0+length, y0, y0+length, z0, z0+length);
77 
78  G4Colour colour(1,1,1,1); // Default white and opaque (unless "auto").
79  G4bool autoColour = false;
80  if (colourString == "auto") autoColour = true;
81  else {
82  if (!G4Colour::GetColour(colourString, colour)) {
83  G4ExceptionDescription ed;
84  ed << "Colour \"" << colourString
85  << "\" not found. Defaulting to white and opaque.";
86  G4Exception
87  ("G4AxesModel::G4AxesModel",
88  "modeling0011", JustWarning, ed);
89  }
90  }
91 
92  G4String annotation = G4BestUnit(length,"Length");
93 
94  G4Text* text = 0;
95  G4VisAttributes* va = 0;
96 
97  G4Colour xColour(colour);
98  if (autoColour) xColour = G4Colour::Red();
99  fXAxisModel = new G4ArrowModel
100  (x0, y0, z0, x0+length, y0, z0, arrowWidth,
101  xColour, "x-axis: " + description);
102  if (withAnnotation) {
103  text = new G4Text("x",G4Point3D(x0+1.05*length, y0, z0));
104  text->SetScreenSize(textSize);
105  text->SetOffset(0.5*textSize,0.5*textSize);
106  text->SetLayout(G4Text::centre);
107  va = new G4VisAttributes(xColour);
108  text->SetVisAttributes(va);
109  fXLabelModel = new G4TextModel(*text);
110  delete text;
111  text = new G4Text(annotation,G4Point3D(x0+0.8*length, y0, z0));
112  text->SetScreenSize(textSize);
113  text->SetOffset(-1.5*textSize,-1.5*textSize);
114  text->SetLayout(G4Text::centre);
115  va = new G4VisAttributes(xColour);
116  text->SetVisAttributes(va);
117  fXAnnotationModel = new G4TextModel(*text);
118  delete text;
119  }
120 
121  G4Colour yColour(colour);
122  if (autoColour) yColour = G4Colour::Green();
123  fYAxisModel = new G4ArrowModel
124  (x0, y0, z0, x0, y0+length, z0, arrowWidth,
125  yColour, "y-axis: " + description);
126  if (withAnnotation) {
127  text = new G4Text("y",G4Point3D(x0, y0+1.05*length, z0));
128  text->SetScreenSize(textSize);
129  text->SetOffset(0.5*textSize,0.5*textSize);
130  text->SetLayout(G4Text::centre);
131  va = new G4VisAttributes(yColour);
132  text->SetVisAttributes(va);
133  fYLabelModel = new G4TextModel(*text);
134  delete text;
135  text = new G4Text(annotation,G4Point3D(x0, y0+0.8*length, z0));
136  text->SetScreenSize(textSize);
137  text->SetOffset(-1.5*textSize,-1.5*textSize);
138  text->SetLayout(G4Text::centre);
139  va = new G4VisAttributes(yColour);
140  text->SetVisAttributes(va);
141  fYAnnotationModel = new G4TextModel(*text);
142  delete text;
143  }
144 
145  G4Colour zColour(colour);
146  if (autoColour) zColour = G4Colour::Blue();
147  fZAxisModel = new G4ArrowModel
148  (x0, y0, z0, x0, y0, z0+length, arrowWidth,
149  zColour, "z-axis: " + description);
150  if (withAnnotation) {
151  text = new G4Text("z",G4Point3D(x0, y0, z0+1.05*length));
152  text->SetScreenSize(textSize);
153  text->SetOffset(0.5*textSize,0.5*textSize);
154  text->SetLayout(G4Text::centre);
155  va = new G4VisAttributes(zColour);
156  text->SetVisAttributes(va);
157  fZLabelModel = new G4TextModel(*text);
158  delete text;
159  text = new G4Text(annotation,G4Point3D(x0, y0, z0+0.8*length));
160  text->SetScreenSize(textSize);
161  text->SetOffset(-1.5*textSize,-1.5*textSize);
162  text->SetLayout(G4Text::centre);
163  va = new G4VisAttributes(zColour);
164  text->SetVisAttributes(va);
165  fZAnnotationModel = new G4TextModel(*text);
166  delete text;
167  }
168 }
169 
170 void G4AxesModel::DescribeYourselfTo (G4VGraphicsScene& sceneHandler)
171 {
172  if (fXAxisModel) fXAxisModel->DescribeYourselfTo(sceneHandler);
173  if (fXLabelModel) fXLabelModel->DescribeYourselfTo(sceneHandler);
174  if (fXAnnotationModel) fXAnnotationModel->DescribeYourselfTo(sceneHandler);
175  if (fYAxisModel) fYAxisModel->DescribeYourselfTo(sceneHandler);
176  if (fYLabelModel) fYLabelModel->DescribeYourselfTo(sceneHandler);
177  if (fYAnnotationModel) fYAnnotationModel->DescribeYourselfTo(sceneHandler);
178  if (fZAxisModel) fZAxisModel->DescribeYourselfTo(sceneHandler);
179  if (fZLabelModel) fZLabelModel->DescribeYourselfTo(sceneHandler);
180  if (fZAnnotationModel) fZAnnotationModel->DescribeYourselfTo(sceneHandler);
181 }