CHOP/CHOP_Handle.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:
 *      Rob Bairos,,
 *      Side Effects Software Inc
 *      477 Richmond Street West
 *      Toronto, Ontario
 *      Canada   M5V 3E7
 *      416-504-9876
 *
 * NAME:        CHOP_Handle.h ( CHOP Library, C++)
 *
 * COMMENTS:
 */

#ifndef __CHOP_Handle__
#define __CHOP_Handle__

#include "CHOP_API.h"
#include <UT/UT_PtrArray.h>
#include <UT/UT_Color.h>
#include "CHOP_Node.h"

class CHOP_Handle;
class CHOP_Node;

typedef UT_PtrArray<CHOP_Handle *>   CHOP_HandleList;

enum CHOP_HandleLook {
    
    HANDLE_GUIDE = 0,
    HANDLE_BOX,
    HANDLE_SQUARE
};

enum CHOP_HandleMotion {
    
    HANDLE_HORIZONTAL = 0,
    HANDLE_VERTICAL,
    HANDLE_PLANE
};

#define HANDLE_LABEL_LEFT       0x01
#define HANDLE_LABEL_RIGHT      0

#define HANDLE_LABEL_TOP        0x02
#define HANDLE_LABEL_BOTTOM     0

#define HANDLE_BAR              0x04
#define HANDLE_GRAPH            0

#define HANDLE_WIDTH_END        0x08

#define DEFAULT_FLAGS (HANDLE_LABEL_LEFT | \
                       HANDLE_LABEL_BOTTOM | HANDLE_GRAPH)

class
CHOP_HandleData
{
public:

    int         shift;          // select ourselves as well
    float       xoffset;        // x position in samples
    float       yoffset;        // y position
    CL_Unit     unit;           // return value should be in this unit
};

class CHOP_API CHOP_Handle {

public:

     CHOP_Handle(CHOP_Node *dad,
                 const char *name, 
                 int id, 
                 float xoffset,
                 float yoffset = 0,
                 CHOP_HandleLook look = HANDLE_BOX,
                 CHOP_HandleMotion motion = HANDLE_HORIZONTAL,
                 int type_flag = DEFAULT_FLAGS
                 );



     CHOP_Handle(void);
    ~CHOP_Handle();
     unsigned            operator== (const CHOP_Handle &v) const;
    CHOP_Handle         &operator= (const CHOP_Handle &v);

    void                 setColorOffset(int offset)
                         { myColorOffset = offset; }

    UT_Color             getColor() const
                         { return myParent->getColor(myColorOffset); }

    CHOP_Node           *getCHOP()              { return myParent; }
    const char          *getName() const        { return myName; }
    unsigned int         getId() const          { return myId; }
    float                getXoffset() const     { return myXoffset; }
    float                getYoffset() const     { return myYoffset; }
    CHOP_HandleLook      getLook() const        { return myLook; }
    CHOP_HandleMotion    getMotion() const      { return myMotion; }

    int                  isLabelLeft() const
                         { return (myFlags & HANDLE_LABEL_LEFT) ? 1:0; }

    int                  isLabelTop() const
                         { return (myFlags & HANDLE_LABEL_TOP) ? 1:0; }

    int                  isBar() const
                         { return (myFlags & HANDLE_BAR) ? 1:0; }

    int                  isWidthEnd() const
                         { return (myFlags & HANDLE_WIDTH_END) ? 1:0; }

    void                 setSubParent(int idx)
                         { mySubParentIdx = idx; }

    int                  getSubParent(void) const
                         { return mySubParentIdx; }

    int                  isSelected() const
                         { return mySelected; }

    void                 setSelected(int yesno)
                         { mySelected = yesno; }

private:

    CHOP_Node           *myParent;
    int                  mySubParentIdx;
    char                *myName;
    unsigned int         myId;

    float                myXoffset;     // measured in indices
    float                myYoffset;     // measured in indices
    CHOP_HandleLook      myLook;
    CHOP_HandleMotion    myMotion;
    int                  myColorOffset;

    unsigned int         myFlags;
    char                 mySelected;
                         
};

#endif

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