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/*
* Copyright (c) 1990, 1991 Stanford University
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided
* that the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Stanford not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. Stanford makes no representations about
* the suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* STANFORD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
* IN NO EVENT SHALL STANFORD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
* Select tool definitions.
*/
#include <Unidraw/classes.h>
#include <Unidraw/editor.h>
#include <Unidraw/globals.h>
#include <Unidraw/iterator.h>
#include <Unidraw/manips.h>
#include <Unidraw/selection.h>
#include <Unidraw/viewer.h>
#include <Unidraw/Components/grview.h>
#include <Unidraw/Tools/select.h>
#include <InterViews/event.h>
#include <IV-2_6/InterViews/rubrect.h>
#include <IV-2_6/_enter.h>
/*****************************************************************************/
ClassId SelectTool::GetClassId () { return SELECT_TOOL; }
boolean SelectTool::IsA (ClassId id) {
return SELECT_TOOL == id || Tool::IsA(id);
}
SelectTool::SelectTool (ControlInfo* m) : Tool(m) { }
Tool* SelectTool::Copy () { return new SelectTool(CopyControlInfo()); }
Manipulator* SelectTool::CreateManipulator (
Viewer* v, Event& e, Transformer* rel
) {
Manipulator* m = nil;
GraphicView* views = v->GetGraphicView();
Selection* s = v->GetSelection(), *newSel;
newSel = views->ViewIntersecting(e.x-SLOP, e.y-SLOP, e.x+SLOP, e.y+SLOP);
if (e.shift) {
Localize(s, v);
} else {
s->Clear();
}
if (newSel->IsEmpty()) { // select w/RubberRect if nothing hit
m = new DragManip(v, new RubberRect(nil,nil, e.x,e.y,e.x,e.y), rel);
} else { // else user selected object directly
s->Exclusive(newSel);
}
delete newSel;
return m;
}
Command* SelectTool::InterpretManipulator (Manipulator* m) {
DragManip* dm = (DragManip*) m;
Viewer* viewer = dm->GetViewer();
GraphicView* views = viewer->GetGraphicView();
Selection* s = viewer->GetSelection();
RubberRect* rr = (RubberRect*) dm->GetRubberband();
Selection* newSel;
Coord l, b, r, t;
rr->GetCurrent(l, b, r, t);
newSel = views->ViewsWithin(l, b, r, t);
s->Exclusive(newSel);
delete newSel;
return nil;
}
void SelectTool::Localize (Selection* s, Viewer* v) {
Iterator i;
for (s->First(i); !s->Done(i);) {
GraphicView* view = s->GetView(i);
if (view->GetViewer() != v) {
s->Remove(i);
view->EraseHandles();
} else {
s->Next(i);
}
}
}
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