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MeshViewerWidget.hh
1 /*===========================================================================*\
2 * *
3 * OpenMesh *
4 * Copyright (C) 2001-2014 by Computer Graphics Group, RWTH Aachen *
5 * www.openmesh.org *
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10 * OpenMesh is free software: you can redistribute it and/or modify *
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33 \*===========================================================================*/
34
35 /*===========================================================================*\
36 * *
37 * $Revision: 990 $ *
38 * $Date: 2014-02-05 10:01:07 +0100 (Mi, 05. Feb 2014) $ *
39 * *
40 \*===========================================================================*/
41
42 #ifndef OPENMESHAPPS_VIEWERWIDGET_HH
43 #define OPENMESHAPPS_VIEWERWIDGET_HH
44
45 //== INCLUDES =================================================================
46
47 #include <QWidget>
48 #include <QString>
49 #include <QMessageBox>
50 #include <QFileDialog>
51 #include <OpenMesh/Tools/Utils/getopt.h>
52 #include <OpenMesh/Tools/Utils/Timer.hh>
53 #include <OpenMesh/Apps/QtViewer/MeshViewerWidgetT.hh>
54 #include <OpenMesh/Core/Mesh/TriMesh_ArrayKernelT.hh>
55
56
57 //== CLASS DEFINITION =========================================================
58
59 using namespace OpenMesh;
60 using namespace OpenMesh::Attributes;
61
62 struct MyTraits : public OpenMesh::DefaultTraits
63 {
64 HalfedgeAttributes(OpenMesh::Attributes::PrevHalfedge);
65 };
66
67 typedef OpenMesh::TriMesh_ArrayKernelT<MyTraits> MyMesh;
68
69
70
71 //== CLASS DEFINITION =========================================================
72
73 class MeshViewerWidget : public MeshViewerWidgetT<MyMesh>
74 {
75 Q_OBJECT
76 public:
78 MeshViewerWidget(QWidget* parent=0) : MeshViewerWidgetT<MyMesh>(parent)
79 {}
80 OpenMesh::IO::Options& options() { return _options; }
81 const OpenMesh::IO::Options& options() const { return _options; }
82 void setOptions(const OpenMesh::IO::Options& opts) { _options = opts; }
83
84 void open_mesh_gui(QString fname)
85 {
86 OpenMesh::Utils::Timer t;
87 t.start();
88 if ( fname.isEmpty() || !open_mesh(fname.toLocal8Bit(), _options) )
89 {
90 QString msg = "Cannot read mesh from file:\n '";
91 msg += fname;
92 msg += "'";
93 QMessageBox::critical( NULL, windowTitle(), msg);
94 }
95 t.stop();
96 std::cout << "Loaded mesh in ~" << t.as_string() << std::endl;
97 }
98 void open_texture_gui(QString fname)
99 {
100 if ( fname.isEmpty() || !open_texture( fname.toLocal8Bit() ) )
101 {
102 QString msg = "Cannot load texture image from file:\n '";
103 msg += fname;
104 msg += "'\n\nPossible reasons:\n";
105 msg += "- Mesh file didn't provide texture coordinates\n";
106 msg += "- Texture file does not exist\n";
107 msg += "- Texture file is not accessible.\n";
108 QMessageBox::warning( NULL, windowTitle(), msg );
109 }
110 }
111
112 public slots:
113 void query_open_mesh_file() {
114 QString fileName = QFileDialog::getOpenFileName(this,
115 tr("Open mesh file"),
116 tr(""),
117 tr("OBJ Files (*.obj);;"
118 "OFF Files (*.off);;"
119 "STL Files (*.stl);;"
120 "All Files (*)"));
121 if (!fileName.isEmpty())
122 open_mesh_gui(fileName);
123 }
124 void query_open_texture_file() {
125 QString fileName = QFileDialog::getOpenFileName(this,
126 tr("Open texture file"),
127 tr(""),
128 tr("PNG Files (*.png);;"
129 "BMP Files (*.bmp);;"
130 "GIF Files (*.gif);;"
131 "JPEG Files (*.jpg);;"
132 "TIFF Files (*.tif);;"
133 "All Files (*)"));
134 if (!fileName.isEmpty())
135 open_texture_gui(fileName);
136 }
137 private:
138 OpenMesh::IO::Options _options;
139 };
140
141
142 #endif
OpenMesh::IO::Options
Set options for reader/writer modules.
Definition: Options.hh:88
OpenMesh::DefaultTraits
Base class for all traits.
Definition: Traits.hh:119
OpenMesh::Utils::Timer::as_string
std::string as_string(Format format=Automatic)
Returns the measured time as a string.
OpenMesh::Utils::Timer::stop
void stop(void)
Stop measurement.
OpenMesh::PolyMesh_ArrayKernelT
Polygonal mesh based on the ArrayKernel.
Definition: PolyMesh_ArrayKernelT.hh:91
MeshViewerWidgetT
Definition: MeshViewerWidgetT.hh:69
MeshViewerWidget::MeshViewerWidget
MeshViewerWidget(QWidget *parent=0)
default constructor
Definition: MeshViewerWidget.hh:78
OpenMesh::TriMesh_ArrayKernelT
Triangle mesh based on the ArrayKernel.
Definition: TriMesh_ArrayKernelT.hh:91
Timer.hh
A timer class.
HalfedgeAttributes
#define HalfedgeAttributes(_i)
Macro for defining the halfedge attributes. See Specifying your MyMesh.
Definition: Traits.hh:80
OpenMesh::Attributes::PrevHalfedge
Add storage for previous halfedge (halfedges). The bit is set by default in the DefaultTraits.
Definition: Attributes.hh:82
OpenMesh::Utils::Timer::start
void start(void)
Start measurement.
MeshViewerWidget
Definition: MeshViewerWidget.hh:73
OpenMesh::Utils::Timer
Timer class.
Definition: Timer.hh:80