1 files changed, 46 insertions, 0 deletions
diff --git a/hitomezashi.h b/hitomezashi.h
new file mode 100644
index 0000000..acd8ab9
--- /dev/null
+++ b/hitomezashi.h
@@ -0,0 +1,46 @@
+#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