MSS/MSS_PeltSelector.h

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/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 * 
 * Produced by:
 *      Side Effects Software Inc
 *      477 Richmond Street West
 *      Toronto, Ontario
 *      Canada   M5V 3E7
 *      416-504-9876
 *
 * NAME:        MSS_PeltSelector.h ( Direct Manipulation Library, C++)
 *
 * COMMENTS:
 *      Custom selector meant to allow selection of a hint primitive and
 *      renders guide geometry for UVPelt.
 */

#ifndef __MSS_PeltSelector_h__
#define __MSS_PeltSelector_h__

#include "MSS_API.h"
#include <OP3D/OP3D_GenericSelector.h>
#include <SOP/SOP_Node.h>
#include <UI/UI_Value.h>
#include <UT/UT_DMatrix4.h>

class MSS_API MSS_PeltSelector : public OP3D_GenericSelector
{
public:
             MSS_PeltSelector(OP3D_View &viewer, PI_SelectorTemplate &templ);
    virtual ~MSS_PeltSelector();

    static BM_InputSelector *ourConstructor(BM_View &Viewer,
                                            PI_SelectorTemplate &templ);

    virtual const char  *className() const;

    virtual int          handleMouseEvent(UI_Event *event);
    virtual int          handleKeyEvent(UI_Event *event, DM_Viewport &viewport);

    // Return the feel containing the Ctrl-RMB menu.
    virtual UI_Menu     *getSelectorMenu() const;

    void                 setSelectedOpPath(const char *path, int selinst);
    void                 setHintPrimitive(int prim) { myHintPrimId = prim; }
    int                  getHintPrimitive() { return myHintPrimId; }

    virtual void         makeValidSelections(DM_GeometryType &geo_type,
                                        bool &connected,
                                        int &group_type_menu_val);

protected:
    virtual void         addToSelection(UI_Event *event,
                                        const char *path,
                                        int selinst,
                                        void *added_geo);
    virtual void         startSelecting(bool copy_cooked_selection);
    void                 invalidateGuideCache();
    bool                 selectPrimitive(UI_Event * /*event*/);
    void                 doRender(RE_Render *r, short x, short y, int ghost);
    bool                 isCachedDetailValid();

    virtual void         saveForUndo();

    GU_Detail           *getDetail();
    int                  getSelectedInstance() const;

    virtual void         initApplication(UI_Manager *uims, int argc,
                                         const char **argv);
    void                 handleShowGuideChange(UI_Event *event);

private:
    SELECTOR_SETUP()

    UT_String            mySelectedOpPath;
    int                  myCacheDetailId;
    int                  mySelectedInstance;
    int                  myMetaCacheCount;
    int                  myHintPrimId;

    // show the mesh to be pelted.
    UI_Value            *myShowGuideValue;
    int                  myGuideCache;

    friend class MSS_PeltSelectorUndo;
};

#endif

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