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/* a plot in a workspace
*/
/*
Copyright (C) 1991-2003 The National Gallery
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/*
These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk
*/
#define TYPE_PLOT (plot_get_type())
#define PLOT( obj ) \
(G_TYPE_CHECK_INSTANCE_CAST( (obj), TYPE_PLOT, Plot ))
#define PLOT_CLASS( klass ) \
(G_TYPE_CHECK_CLASS_CAST( (klass), TYPE_PLOT, PlotClass))
#define IS_PLOT( obj ) \
(G_TYPE_CHECK_INSTANCE_TYPE( (obj), TYPE_PLOT ))
#define IS_PLOT_CLASS( klass ) \
(G_TYPE_CHECK_CLASS_TYPE( (klass), TYPE_PLOT ))
#define PLOT_GET_CLASS( obj ) \
(G_TYPE_INSTANCE_GET_CLASS( (obj), TYPE_PLOT, PlotClass ))
typedef enum {
PLOT_FORMAT_YYYY = 0,
PLOT_FORMAT_XYYY,
PLOT_FORMAT_XYXY,
PLOT_FORMAT_LAST
} PlotFormat;
typedef enum {
PLOT_STYLE_POINT = 0,
PLOT_STYLE_LINE,
PLOT_STYLE_SPLINE,
PLOT_STYLE_BAR,
PLOT_STYLE_LAST
} PlotStyle;
/* Magic number for 'range value unset' (ie. should auto-range).
*/
#define PLOT_RANGE_UNSET (-999999)
struct _Plot {
Classmodel model;
/* Base class fields.
*/
ImageValue value;
PlotFormat format;
PlotStyle style;
char *caption;
char *xcaption;
char *ycaption;
GSList *series_captions;
double xmin;
double xmax;
double ymin;
double ymax;
/* Unpack image to a set of xy columns here.
*/
double **xcolumn;
double **ycolumn;
int rows;
int columns;
/* Save x/y/mag/status here. Init plot windows from this, save and
* load from workspaces.
*/
gboolean show_status;
int mag;
int left, top;
/* Private ... build iobject caption here.
*/
VipsBuf caption_buffer;
};
typedef struct _PlotClass {
ClassmodelClass parent_class;
/* My methods.
*/
} PlotClass;
GType plot_get_type( void );
char *plot_f2c( PlotFormat format );
char *plot_s2c( PlotStyle style );
#ifdef HAVE_LIBGOFFICE
GogPlot *plot_new_gplot( Plot *plot );
void plot_style_main( Plot *plot, GogChart *gchart );
void plot_style_thumbnail( Plot *plot, GogChart *gchart );
Imageinfo *plot_to_image( Plot *plot, Reduce *rc, double dpi );
#endif /*HAVE_LIBGOFFICE*/
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