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* Picviz - Parallel coordinates ploter
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* Copyright (C) 2008 Sebastien Tricaud <toady@gscore.org>
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation version 3.
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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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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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* $Id: filter.h 318 2008-11-12 19:30:30Z toady $
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#include "linuxlist.h"
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typedef enum picviz_filter_options_t {
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PF_OPTIONS_PLOTPERCENT /* We have plot > 90% */
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} picviz_filter_options_t;
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typedef enum picviz_filter_options_t PicvizFilterOptions;
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typedef enum picviz_filter_display_t {
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} picviz_filter_display_t;
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typedef enum picviz_filter_display_t PicvizFilterDisplay;
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typedef enum picviz_filter_type_t {
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/* filter data as they are */
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/* rendering engine filter */
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/* what we can filter when there is no relation
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* among axes and should not wait for other lines
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* to be applied first */
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PF_PRE_LINE_FILTER = 8,
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/* most cpu consuming filter, we first add lines
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* to then remove them */
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PF_POST_LINE_FILTER = 16,
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/* Filter a line frequency */
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} picviz_filter_type_t;
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typedef enum picviz_filter_type_t PicvizFilterType;
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typedef enum picviz_filter_relation_t {
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PF_RELATION_LESS_OR_EQUAL,
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PF_RELATION_GREATER_OR_EQUAL
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} picviz_filter_relation_t;
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typedef enum picviz_filter_relation_t PicvizFilterRelation;
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struct picviz_filter_plot_t {
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unsigned char active; /* Set to one if the axis is concerned by the filter (-1 on unsigned long long does not work ;))*/
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} picviz_filter_plot_t;
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typedef struct picviz_filter {
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PicvizFilterDisplay display;
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PicvizFilterType type;
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struct picviz_filter_plot_t plot[PICVIZ_MAX_AXES];
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PicvizFilterRelation relation;
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PicvizFilterOptions options;
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struct picviz_filter *and;
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typedef struct picviz_filter_criterion {
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PicvizFilterType type;
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PicvizFilterRelation relation;
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PicvizFilterOptions options;
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struct picviz_filter_criterion *and, *or;
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} picviz_filter_criterion_t;
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typedef struct picviz_filter {
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PicvizFilterDisplay display;
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picviz_filter_criterion_t *criterion;
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typedef struct picviz_filter PicvizFilter;
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PicvizFilter *picviz_filter_new(void);
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picviz_filter_criterion_t *picviz_filter_criterion_new(void);
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PicvizFilterType picviz_filter_validate(PcvString string);
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picviz_filter_criterion_t *picviz_filter_and_criterion(picviz_filter_criterion_t *c1, picviz_filter_criterion_t *c2);
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picviz_filter_criterion_t *picviz_filter_or_criterion(picviz_filter_criterion_t *c1, picviz_filter_criterion_t *c2);
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void picviz_filter_set_string(PicvizFilter *filter, char *string);
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/* defined in filter/filter.yac.y */
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PicvizFilter *picviz_filter_build(char *filter);
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int picviz_filter_display(picviz_filter_t *filter, pcimage_t *image, struct axisplot_t **axisplot, int axis_max);
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#endif /* _FILTER_H_ */
added
removed
src/libpicviz/include/filter.h
