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104 lines
3.0 KiB
104 lines
3.0 KiB
/* vim: set sw=8: -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
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/*
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* go-data-impl.h :
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*
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* Copyright (C) 2003-2004 Jody Goldberg (jody@gnome.org)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of version 2 of the GNU General Public
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* License as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*/
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#ifndef GO_DATA_IMPL_H
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#define GO_DATA_IMPL_H
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#include <goffice/graph/goffice-graph.h>
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#include <goffice/graph/go-data.h>
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#include <glib-object.h>
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G_BEGIN_DECLS
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typedef enum {
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GO_DATA_CACHE_IS_VALID = 1 << 0,
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GO_DATA_IS_EDITABLE = 1 << 1,
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GO_DATA_VECTOR_LEN_CACHED = 1 << 2,
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GO_DATA_MATRIX_SIZE_CACHED = GO_DATA_VECTOR_LEN_CACHED
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} GODataFlags;
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struct _GOData {
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GObject base;
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gint32 flags; /* dunno what to do with these yet */
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};
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typedef struct {
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GObjectClass base;
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GOData *(*dup) (GOData const *src);
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gboolean (*eq) (GOData const *a, GOData const *b);
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GOFormat *(*preferred_fmt) (GOData const *dat);
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char *(*as_str) (GOData const *dat);
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gboolean (*from_str) (GOData *dat, char const *str);
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void (*emit_changed) (GOData *dat);
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/* signals */
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void (*changed) (GOData *dat);
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} GODataClass;
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struct _GODataScalar {
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GOData base;
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};
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typedef struct {
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GODataClass base;
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double (*get_value) (GODataScalar *scalar);
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char const *(*get_str) (GODataScalar *scalar);
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/* PangoLayout *(get_fmt_str) (GODataScalar *scalar); */
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} GODataScalarClass;
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struct _GODataVector {
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GOData base;
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int len; /* negative if dirty, includes missing values */
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double *values; /* NULL = inititialized/unsupported, nan = missing */
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double minimum, maximum;
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};
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typedef struct {
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GODataClass base;
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void (*load_len) (GODataVector *vec);
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void (*load_values) (GODataVector *vec);
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double (*get_value) (GODataVector *vec, unsigned i);
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char *(*get_str) (GODataVector *vec, unsigned i);
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/* PangoLayout *(get_fmt_str) (GODataVector *vec, unsigned i); */
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} GODataVectorClass;
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struct _GODataMatrix {
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GOData base;
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GOMatrixSize size; /* negative if dirty, includes missing values */
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double *values; /* NULL = uninitialized/unsupported, nan = missing */
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double minimum, maximum;
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};
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typedef struct {
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GODataClass base;
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void (*load_size) (GODataMatrix *vec);
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void (*load_values) (GODataMatrix *vec);
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double (*get_value) (GODataMatrix *mat, unsigned i, unsigned j);
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char *(*get_str) (GODataMatrix *mat, unsigned i, unsigned j);
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/* PangoLayout *(get_fmt_str) (GODataMatrix *mat, unsigned i, unsigned j); */
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} GODataMatrixClass;
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G_END_DECLS
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#endif /* GO_DATA_IMPL_H */
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