void GridSpacingCmd::Execute () {
float xincr, yincr;
Editor* ed = GetEditor();
if (_dialog == nil) {
_dialog = new GridDialog();
}
ed->InsertDialog(_dialog);
bool accepted = _dialog->Accept();
ed->RemoveDialog(_dialog);
if (accepted) {
_dialog->GetValues(xincr, yincr);
if (xincr != 0.0 && yincr != 0.0) {
Viewer* viewer;
for (int i = 0; (viewer = ed->GetViewer(i)) != nil; ++i) {
viewer->GetGrid()->SetSpacing(xincr, yincr);
viewer->Draw();
}
}
}
}
void AlignToGridCmd::Align (GraphicView* gv, float refx, float refy) {
MoveData* md = (MoveData*) Recall(gv->GetGraphicComp());
if (md == nil) {
Viewer* v = gv->GetViewer();
Grid* grid = (v == nil) ? nil : v->GetGrid();
if (grid == nil) {
return;
}
Graphic* g = gv->GetGraphic();
Transformer t;
g->Parent()->TotalTransformation(t);
t.Invert();
Coord cx = iv26_round(refx);
Coord cy = iv26_round(refy);
grid->Constrain(cx, cy);
float dx, dy, trefx, trefy;
t.Transform(float(cx), float(cy), dx, dy);
t.Transform(refx, refy, trefx, trefy);
dx -= trefx;
dy -= trefy;
Store(gv->GetGraphicComp(), new MoveData(dx, dy));
}
Move(gv->GetGraphicComp());
}
void GridCmd::Execute () {
Viewer* viewer;
for (int i = 0; (viewer = GetEditor()->GetViewer(i)) != nil; ++i) {
Grid* grid = viewer->GetGrid();
if (grid != nil) grid->Visibility(!grid->IsVisible());
viewer->Draw();
}
}