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#pragma once
#include "cad/solve.h"
#include "cad/topology.h"
enum LineStyle {
LSTYLE_NORMAL,
LSTYLE_CONSTRUCTION,
LSTYLE_INDICATOR,
LSTYLE_INDICATOR_INLINE,
};
#define TEXT_OFFSET 0.4
enum CanvasState {
CANVAS_INIT,
CANVAS_DRAWING,
CANVAS_COORDINATE,
};
struct canvas {
enum CanvasState state;
vec2 next_offset;
FILE *f;
};
void line_distance_to_point(struct line l, double d, struct point *p);
void plot_line_between(struct canvas *canvas, struct point p1, struct point p2);
void plot_arc_between_style(struct canvas *canvas, struct point c, struct point p1, struct point p2, enum LineStyle style);
void plot_arc_between(struct canvas *canvas, struct point c, struct point p1, struct point p2);
void plot_text(struct canvas *canvas, struct point p, double angle, char* str);
void begin_drawing(struct canvas *canvas);
void draw_constraints(struct canvas *canvas, struct constraints *constraints);
void draw_elements(struct canvas *canvas, struct drawing *drawing);
void draw_topology(struct canvas *canvas, struct topology *topo);
void end_drawing(struct canvas *canvas);
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