/usr/include/ncarg/hlu/TransformP.h is in libncarg-dev 6.4.0-9.
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* $Id: TransformP.h,v 1.26 2003-09-10 21:29:59 dbrown Exp $
*/
/************************************************************************
* *
* Copyright (C) 1992 *
* University Corporation for Atmospheric Research *
* All Rights Reserved *
* *
************************************************************************/
/*
* File: TransformP.h
*
* Author: Ethan Alpert
* National Center for Atmospheric Research
* PO 3000, Boulder, Colorado
*
* Date: Fri Oct 2 15:01:59 MDT 1992
*
* Description: Provides generic hooks for plot classes to assign
* functions that compute the forward and backward
* data transformations to support point-n-click
* features.
*/
#ifndef _NTRANSFORMP_h
#define _NTRANSFORMP_h
#include <ncarg/hlu/ViewP.h>
#include <ncarg/hlu/PlotManagerI.h>
#include <ncarg/hlu/LogLinTransObj.h>
#include <ncarg/hlu/IrregularTransObj.h>
#include <ncarg/hlu/TransObjI.h>
#include <ncarg/hlu/Transform.h>
#include <ncarg/hlu/TransformI.h>
#define NhlNtfOverlayObject ".tfOverlayObject"
#define NhlCtfOverlayObject ".TfOverlayObject"
#define NhlNtfOverlayTrans ".tfOverlayTrans"
#define NhlCtfOverlayTrans ".TfOverlayTrans"
#define NhlNtfOverlayStatus ".tfOverlayStatus"
#define NhlCtfOverlayStatus ".TfOverlayStatus"
#define NhlNtfBaseXF ".tfBaseXF"
#define NhlCtfBaseXF ".TfBaseXF"
#define NhlNtfBaseYF ".tfBaseYF"
#define NhlCtfBaseYF ".TfBaseYF"
#define NhlNtfBaseWidthF ".tfBaseWidthF"
#define NhlCtfBaseWidthF ".TfBaseWidthF"
#define NhlNtfBaseHeightF ".tfBaseHeightF"
#define NhlCtfBaseHeightF ".TfBaseHeightF"
/*
* The Transform superclass marks resources as set when appropriate, but
* leaves it to the subclasses to restore the ..._set flags to False
* according to their own needs.
*/
typedef struct NhlTransformLayerPart {
/* Public resource fields */
NhlBoolean plot_manager_on;
NhlOverlayMode do_ndc_overlay;
NhlBoolean line_interpolation_on;
NhlGenArray poly_draw_list;
NhlDrawOrder poly_draw_order;
NhlBoolean x_min_set;
float x_min;
NhlBoolean x_max_set;
float x_max;
NhlBoolean x_axis_type_set;
NhlAxisType x_axis_type;
NhlBoolean x_log_set;
NhlBoolean x_log;
NhlBoolean x_reverse_set;
NhlBoolean x_reverse;
NhlBoolean y_min_set;
float y_min;
NhlBoolean y_max_set;
float y_max;
NhlBoolean y_axis_type_set;
NhlAxisType y_axis_type;
NhlBoolean y_log_set;
NhlBoolean y_log;
NhlBoolean y_reverse_set;
NhlBoolean y_reverse;
NhlBoolean grid_type_set;
NhlGridType grid_type;
/* Private resource fields, set only by the overlay manager */
NhlLayer overlay_trans_obj;
NhlLayer overlay_object;
NhltfOverlayStatus overlay_status;
float bx, by, bw, bh; /* base viewport */
/*
* Private fields for members of the Transform class
* All transform classes supporting overlays should fill in
* the first field. The data fields should be filled in by
* all classes that accept data objects.
*/
NhlLayer trans_obj;
float data_xstart; /* start may be > than end */
float data_xend;
float data_ystart;
float data_yend;
NhlBoolean sticky_x_min_set;
NhlBoolean sticky_x_max_set;
NhlBoolean sticky_y_min_set;
NhlBoolean sticky_y_max_set;
_NhlCBList overlaystatuscb;
NhlBoolean poly_clip_on;
} NhlTransformLayerPart;
typedef struct _NhlTransformLayerRec {
NhlBaseLayerPart base;
NhlViewLayerPart view;
NhlTransformLayerPart trans;
} NhlTransformLayerRec;
typedef NhlErrorTypes (*NhlTransFunction)(
#ifdef NhlNeedProto
NhlLayer /* plot */,
float* /* x */,
float* /* y */,
int /* n */,
float* /* xout */,
float* /* yout */,
float* /*xmissing*/,
float* /*ymissing*/,
int * /*status*/,
float * /*out_of_range*/
#endif
);
typedef enum _NhltfOverlayCapability {
_tfNotOverlayCapable,
_tfOverlayBaseOnly,
_tfOverlayMemberOnly,
_tfOverlayBaseOrMember
} NhltfOverlayCapability;
typedef NhlErrorTypes (*NhlTransPolyFunc)(
#ifdef NhlNeedProto
NhlLayer /* plot */,
float* /* x */,
float* /* y */,
int /* n */
#endif
);
#define NhlInheritTransFunc ((NhlTransFunction)_NhlInherit)
#define NhlInheritPolyTransFunc ((NhlTransPolyFunc)_NhlInherit)
typedef struct NhlTransformClassPart{
NhltfOverlayCapability overlay_capability;
NhlTransFunction data_to_ndc;
NhlTransFunction ndc_to_data;
NhlTransPolyFunc data_polyline;
NhlTransPolyFunc ndc_polyline;
NhlTransPolyFunc data_polygon;
NhlTransPolyFunc ndc_polygon;
NhlTransPolyFunc data_polymarker;
NhlTransPolyFunc ndc_polymarker;
} NhlTransformClassPart;
typedef struct _NhlTransformClassRec{
NhlBaseClassPart base_class;
NhlViewClassPart view_class;
NhlTransformClassPart trans_class;
} NhlTransformClassRec;
typedef struct _NhlTransformClassRec *NhlTransformClass;
typedef struct _NhlTransformLayerRec *NhlTransformLayer;
extern NhlTransformClassRec NhltransformClassRec;
/*
* Private class functions
*/
extern NhlErrorTypes _NhltfDrawSegment(
#if NhlNeedProto
NhlLayer plot,
NhlLayer trobj,
NhlTransDat *transdat,
NhlString entry_name
#endif
);
extern NhlErrorTypes _NhltfInitSegment(
#if NhlNeedProto
NhlLayer plot,
NhlLayer trobj,
NhlTransDat **transdat,
NhlString entry_name
#endif
);
extern NhlErrorTypes _NhltfCheckCoordBounds(
#if NhlNeedProto
NhlTransformLayer new,
NhlTransformLayer old,
NhlString entry_name
#endif
);
#endif /* _NTRANSFORMP_h */
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