pes.h

#ifndef PES_H
#define PES_H

struct region {
	const void *ptr;
	unsigned int size;
};

struct color {
	const char *name;
	unsigned char r,g,b;
};

struct stitch {
	int x, y;
};

struct pes_block {
	struct pes_block *next;
	struct color *color;
	int nr_stitches, max_stitches;
	struct stitch stitch[];
};

struct pes {
	int nr_colors;
	int min_x, max_x, min_y, max_y;
	struct pes_block *blocks, *last, **listp;
};

/* Input */
int read_file(int fd, struct region *region);
int read_path(const char *path, struct region *region);
int parse_pes(struct region *region, struct pes *pes);

/* Output */
void output_svg(struct pes *pes);
void output_png(struct pes *pes);
void output_cairo(struct pes *pes, const char *filename, int size, double density);

#endif /* PES_H */