/usr/include/ncarg/hlu/TransObjP.h is in libncarg-dev 6.2.0-3+b1.
This file is owned by root:root, with mode 0o644.
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* $Id: TransObjP.h,v 1.21 2004-10-05 22:50:34 dbrown Exp $
*/
/************************************************************************
* *
* Copyright (C) 1992 *
* University Corporation for Atmospheric Research *
* All Rights Reserved *
* *
************************************************************************/
/*
* File: TransObjP.h
*
* Author: Ethan Alpert
* National Center for Atmospheric Research
* PO 3000, Boulder, Colorado
*
* Date: Fri Oct 16 10:48:21 MDT 1992
*
* Description: This is the public header file for the TransObj class.
* The NhlTransObjClass is responsible for managing
* transformations DATA==>VIEWPORT definitions.
*/
#ifndef _NTransObjP_h
#define _NTransObjP_h
#include <ncarg/hlu/BaseP.h>
#include <ncarg/hlu/TransObjI.h>
typedef NhlErrorTypes (*NhlLineToProc)(
#if NhlNeedProto
NhlLayer /* instance */,
float /* x */,
float /* y */,
int /* upordown */
#endif
);
typedef NhlErrorTypes (*NhlPolygonProc)(
#if NhlNeedProto
NhlLayer instance,
float *x,
float *y,
int n
#endif
);
typedef NhlErrorTypes (*NhlTransformPoint)(
#if NhlNeedProto
NhlLayer /* instance */,
float* /* x */,
float* /* y */,
int /* n */,
float* /* xout */,
float* /* yout */,
float* /* xmissing */,
float* /* ymissing */,
int* /* status */ /* True if out of range value exists in input */
#endif
);
typedef NhlErrorTypes (*NhlSetTransFunc)(
#if NhlNeedProto
NhlLayer /* instance */,
NhlLayer /* parent */
#endif
);
typedef struct _NhlTransObjLayerPart {
NhlBoolean x_min_set;
float x_min;
NhlBoolean x_max_set;
float x_max;
NhlBoolean x_reverse_set;
int x_reverse;
NhlBoolean y_min_set;
float y_min;
NhlBoolean y_max_set;
float y_max;
NhlBoolean y_reverse_set;
int y_reverse;
float out_of_range;
NhlBoolean line_interpolation_on;
float resolution;
NhlBoolean grid_type_set;
NhlGridType grid_type;
NhlBoolean xc_isbounds;
NhlBoolean yc_isbounds;
NhlBoolean do_bounds;
/*
* Each time the trans obj changes this field is incremented
*/
int change_count;
/*
* These fields are filled in by the "SetTrans" function, and then
* used by the LineTo and CoordToCoord functions.
*/
NhlLayer wkptr;
float x;
float y;
float width;
float height;
int point_count;
float data_xstart;
float data_xend;
float data_ystart;
float data_yend;
NhlBoolean off_screen;
}NhlTransObjLayerPart;
typedef struct _NhlTransObjLayerRec {
NhlObjLayerPart base;
NhlTransObjLayerPart trobj;
}NhlTransObjLayerRec;
#define NhlInheritTransPoint ((NhlTransformPoint)_NhlInherit)
#define NhlInheritLineTo ((NhlLineToProc)_NhlInherit)
#define NhlInheritPolygon ((NhlPolygonProc)_NhlInherit)
typedef struct _NhlTransObjClassPart {
NhlSetTransFunc set_trans;
NhlErrorTypes (*trans_type)();
/*
* linear portion
*/
NhlTransformPoint win_to_ndc;
NhlTransformPoint ndc_to_win;
/*
* possibly not linear transformation
*/
NhlTransformPoint data_to_win;
NhlTransformPoint win_to_data;
/*
* intermediate transformations
*/
NhlTransformPoint data_to_compc;
NhlTransformPoint compc_to_data;
NhlTransformPoint win_to_compc;
NhlTransformPoint compc_to_win;
/*
* Drawing primatives
*/
NhlLineToProc data_lineto;
NhlLineToProc compc_lineto;
NhlLineToProc win_lineto;
NhlLineToProc NDC_lineto;
NhlPolygonProc data_polygon;
} NhlTransObjClassPart;
typedef struct _NhlTransObjClassRec {
NhlObjClassPart base_class;
NhlTransObjClassPart trobj_class;
} NhlTransObjClassRec;
typedef struct _NhlTransObjClassRec *NhlTransObjClass;
typedef struct _NhlTransObjLayerRec *NhlTransObjLayer;
extern NhlTransObjClassRec NhltransObjClassRec;
extern void _NhlTransClipLine(
#if NhlNeedProto
float /*xl*/,
float /*xr*/,
float /*yt*/,
float /*yb*/,
float * /*x0*/,
float * /*y0*/,
float * /*x1*/,
float * /*y1*/,
float /*missing*/
#endif
);
NhlErrorTypes _NhlTransLLUSet(
#if NhlNeedProto
float vl,
float vr,
float vb,
float vt,
float wl,
float wr,
float wb,
float wt,
int lf,
NhlBoolean *off_screen,
NhlString entry
#endif
);
#endif /*_NTransObjP_h*/
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