hitomezashi.h


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#ifndef HITOMEZASHI_HITOMEZASHI_H
#define HITOMEZASHI_HITOMEZASHI_H

#include "SDL.h"

struct Hitomezashi_State {
	int x_pattern_len;
	int y_pattern_len;

	char *x_pattern;
	char *y_pattern;

	int gap;

	int line_thickness;

	int output_width;
	int output_height;

	SDL_Surface *surface;
};

enum Hitomezashi_State_Init_Result {
	Hitomezashi_State_Init_Result_Success,
	Hitomezashi_State_Init_Result_Err_Create_Surface,
};


enum Hitomezashi_Draw_Result {
	Hitomezashi_Draw_Result_Success,
	Hitomezashi_Draw_Result_Err_Lock_Surface,
};


enum Hitomezashi_State_Init_Result
hitomezashi_state_init(
			struct Hitomezashi_State *state,
			int x_pattern_len, int y_pattern_len,
			char *x_pattern, char *y_pattern,
			int gap, int line_thickness);


enum Hitomezashi_Draw_Result
hitomezashi_draw(struct Hitomezashi_State *state);

#endif // HITOMEZASHI_HITOMEZASHI_H