void Viewer::SetOrientation (Orientation o) {
if (_orientation != o) {
_orientation = o;
Coord l, b, r, t;
GetGraphicBox(l, b, r, t);
Graphic* g = GraphicBlock::GetGraphic();
if (
_orientation == Normal ||
_orientation == Portrait ||
_orientation == Vertical
) {
g->Rotate(90., l, b);
g->Translate(t-b, 0.);
} else if (
_orientation == Rotated ||
_orientation == Landscape ||
_orientation == Horizontal
) {
g->Rotate(-90., l, b);
g->Translate(0., r-l);
}
GraphicBlock::Update();
}
}
void Viewer::Reorient () {
if (
_orientation == Rotated ||
_orientation == Landscape ||
_orientation == Horizontal
) {
Coord l, b, r, t;
GetGraphicBox(l, b, r, t);
Graphic* g = GraphicBlock::GetGraphic();
g->Rotate(-90., l, b);
g->Translate(0., r-l);
}
}