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the widget resize to fit the bounding box of the triangulation loaded

This commit is contained in:
Radu Ursu 2002-10-22 10:38:46 +00:00
parent de9ce3ea52
commit 2461b086cf
2 changed files with 17 additions and 3 deletions
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2
Packages/Qt_widget/demo/Qt_widget/Alpha_shapes_2/alpha_shapes_2.C
View File

@ -378,9 +378,9 @@ private slots:
ymin = (*it).point().y();
if(ymax < (*it).point().y())
ymax = (*it).point().y();
widget->set_window(xmin, xmax, ymin, ymax);
it++;
}
widget->set_window(xmin, xmax, ymin, ymax);
A.make_alpha_shape(L.begin(), L.end());
something_changed();
}

18
Packages/Qt_widget/demo/Qt_widget/Triangulation_2/triangulation_2.C
View File

@ -76,7 +76,7 @@ typedef CGAL::Triangulation_2<Rep> Triangulation;
typedef CGAL::Delaunay_triangulation_2<Rep> Delaunay;
typedef Triangulation::Vertex_iterator Vertex_iterator;
typedef Delaunay::Face_handle Face_handle;
typedef Delaunay::Vertex_handle Vertex_handle;
typedef Delaunay::Edge Edge;
@ -86,6 +86,7 @@ const QString my_title_string("Triangulation Demo with"
" CGAL Qt_widget");
Delaunay tr1;
int current_state;
Coord_type xmin, ymin, xmax, ymax;
class Window : public QMainWindow
{
@ -235,7 +236,7 @@ private slots:
Window *ed = new Window(500, 500);
ed->setCaption("Layer");
ed->show();
ed->set_window(-1.1, 1.1, -1.1, 1.1);
ed->set_window(xmin, xmax, ymin, ymax);
something_changed();
}
@ -288,6 +289,19 @@ private slots:
std::ifstream in(s);
CGAL::set_ascii_mode(in);
in >> tr1;
Vertex_iterator it = tr1.vertices_begin();
while(it != tr1.vertices_end()) {
if(xmin > (*it).point().x())
xmin = (*it).point().x();
if(xmax < (*it).point().x())
xmax = (*it).point().x();
if(ymin > (*it).point().y())
ymin = (*it).point().y();
if(ymax < (*it).point().y())
ymax = (*it).point().y();
it++;
}
widget->set_window(xmin, xmax, ymin, ymax);
something_changed();
}