guideline.h revision fe2599adb39a3ca12d330a63e316e63524aa8178
#ifndef SEEN_SP_GUIDELINE_H
#define SEEN_SP_GUIDELINE_H
/*
* The visual representation of SPGuide.
*
* Authors:
* Lauris Kaplinski <lauris@kaplinski.com>
* Johan Engelen
*
* Copyright (C) 2000-2002 Lauris Kaplinski
* Copyright (C) 2007 Johan Engelen
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#include <2geom/point.h>
#include "sp-canvas-item.h"
#define SP_TYPE_GUIDELINE (sp_guideline_get_type())
#define SP_GUIDELINE(o) (G_TYPE_CHECK_INSTANCE_CAST((o), SP_TYPE_GUIDELINE, SPGuideLine))
#define SP_IS_GUIDELINE(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), SP_TYPE_GUIDELINE))
class SPCtrlPoint;
struct SPGuideLine {
SPCanvasItem item;
Geom::Affine affine;
SPCtrlPoint *origin; // unlike 'item', this is only held locally
guint32 rgba;
char* label;
Geom::Point normal_to_line;
Geom::Point point_on_line;
double angle;
unsigned int sensitive : 1;
inline bool is_horizontal() const { return (normal_to_line[Geom::X] == 0.); };
inline bool is_vertical() const { return (normal_to_line[Geom::Y] == 0.); };
};
struct SPGuideLineClass {
SPCanvasItemClass parent_class;
};
GType sp_guideline_get_type();
SPCanvasItem *sp_guideline_new(SPCanvasGroup *parent, char* label, Geom::Point point_on_line, Geom::Point normal);
void sp_guideline_set_label(SPGuideLine *gl, const char* label);
void sp_guideline_set_position(SPGuideLine *gl, Geom::Point point_on_line);
void sp_guideline_set_normal(SPGuideLine *gl, Geom::Point normal_to_line);
void sp_guideline_set_color(SPGuideLine *gl, unsigned int rgba);
void sp_guideline_set_sensitive(SPGuideLine *gl, int sensitive);
void sp_guideline_delete(SPGuideLine *gl);
#endif // SEEN_SP_GUIDELINE_H
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :