file: brush_oper.h


/*
 * brush_oper.h - Contains definition of brush and prototypes for brush
 *                operationrelated functions.
 */

#ifndef _BRUSH_OPER_H
#define _BRUSH_OPER_H

#include "XmdvTool.h"
#include "brush.h"

/* the conjunctions */
#define CONJ_NONE   0
#define CONJ_AND    1
#define CONJ_OR     2
#define CONJ_XOR    3

/* the operations */
#define OPER_NONE          0
#define OPER_HIGHLIGHT     1<<0
#define OPER_MASK          1<<1
#define OPER_VALUES        1<<2
#define OPER_AVERAGE       1<<3

/* brush define */
#define BRUSH_NONE         -1

/* brush operation structure */
typedef struct {
  int order;			/* how many brushes are in this operation */
  int not[MAXBRUSH];		/* the not's                              */
  int brush[MAXBRUSH];		/* the brush numbers                      */
  int conj[MAXBRUSH-1];		/* the conjunctions                       */
  int oper;			/* the operation                          */
  int has_color;		/* boolean flag - does this operation     */
                                /*   have a private color?                */
  unsigned long 
    cells[NUM_BOUND_COL];	/* the color cells */
  XColor colors[NUM_BOUND_COL];	/* the colors to highlight with           */
  Widget menu_item;		/* the menu item in the color menu        */
                                /*   associated with this operation       */
} Operation;

/* public functions */
void BrushOperListInitCB(Widget w, XtPointer params, XtPointer call_data);
void BrushOperNewCB(Widget w, XtPointer params, XtPointer call_data);
void BrushOperDeleteCB(Widget w, XtPointer params, XtPointer call_data);
void BrushOperEditCB(Widget w, XtPointer params, XtPointer call_data);
void BrushOperOkCB(Widget w, XtPointer params, XtPointer call_data);
void BrushOperCancelCB(Widget w, XtPointer params, XtPointer call_data);
char *NameFromOperation(int op);
void BrushOperResetCB(Widget w, XtPointer params, XtPointer call_data);
void ClearOperPopup(void);
void InitOperPopup(Operation *oper);
void BrushOperUpdateList(void);
int OperationFromPopup(Operation *oper);
int OperationPoint(double *point, int op);
double PercentOperationPoint(double *point, int op);
unsigned long ColorFromOperations(double *point);
void BrushOperHighCB(Widget w, XtPointer params, XtPointer call_data);
void BrushOperLowCB(Widget w, XtPointer params, XtPointer call_data);
int BrushOperAllocColors(Operation *op);
void BrushOperFreeColors(Operation *op);
void BrushOperInterpolateColors(Operation *op);



#endif /* _BRUSH_OPER_H */





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