/*
 * 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.
 */

#ifdef __GNUG__
#pragma interface
#endif

/*
 * Pad component declarations.
 */

#ifndef unidraw_components_pad_h
#define unidraw_components_pad_h

#include <Unidraw/Components/connector.h>
#include <Unidraw/Components/psview.h>
#include <Unidraw/Graphic/graphic.h>

#include <IV-2_6/_enter.h>

class PadGraphic;

class PadComp : public Connector {
public:
    PadComp(PadGraphic* = nil);

    virtual void Interpret(Command*);
    virtual void Uninterpret(Command*);

    virtual void Connect(Connector*, CGlue* = nil);

    virtual Mobility GetMobility();
    virtual void SetMobility(Mobility);

    PadGraphic* GetPad();

    virtual Component* Copy();
    virtual void Read(istream&);
    virtual void Write(ostream&);
    virtual ClassId GetClassId();
    virtual boolean IsA(ClassId);
protected:
    Mobility _mobility;
};

class PadView : public ConnectorView {
public:
    PadView(PadComp* = nil);

    virtual void Interpret(Command*);
    virtual void Update();

    virtual Manipulator* CreateManipulator(Viewer*,Event&,Transformer*,Tool*);
    virtual Command* InterpretManipulator(Manipulator*);

    PadComp* GetPadComp();
    virtual Graphic* GetGraphic();

    virtual ClassId GetClassId();
    virtual boolean IsA(ClassId);
protected:
    PadGraphic* GetPad();
    virtual PadComp* NewSubject(PadGraphic*);

    Manipulator* CreateGraphicCompManip(Viewer*,Event&,Transformer*,Tool*);
    Manipulator* CreateConnectManip(Viewer*,Event&,Transformer*,Tool*);
    Command* InterpGraphicCompManip(Manipulator*);
    Command* InterpConnectManip(Manipulator*);
};

class PadGraphic : public Graphic {
public:
    PadGraphic(Coord = 0, Coord = 0, Coord = 0, Coord = 0, Graphic* = nil);
    virtual ~PadGraphic();

    virtual void SetBrush(PSBrush*);
    virtual PSBrush* GetBrush();
    void GetOriginal(Coord&, Coord&, Coord&, Coord&);

    virtual Graphic* Copy();
protected:
    virtual void concatGS(Graphic*, Graphic*, Graphic*);
    virtual void getExtent(float&, float&, float&, float&, float&, Graphic*);
    virtual void draw(Canvas*, Graphic*);
protected:
    Coord _l, _b, _r, _t;
    PSBrush* _br;
};

class PSPad : public PostScriptView {
public:
    PSPad(PadComp* = nil);

    virtual boolean Definition(ostream&);

    virtual ClassId GetClassId();
    virtual boolean IsA(ClassId);
};

#include <IV-2_6/_leave.h>

#endif