/*
			     Buffer Blitting
 */

#ifndef BLITTING_H
#define BLITTING_H

#include <sys/types.h>
#include <math.h>

#include "../include/graphics.h"
#include "../include/widget.h"		/* Need to know about WColorStruct */

#include "../include/os.h"


/*
 *	Magnification bounds:
 */
#define BLIT_MAGNIFICATION_MIN		1
#define BLIT_MAGNIFICATION_MAX		255


/* In blitbeam.cpp */
extern void BlitBufBeam(
        unsigned int bpp, unsigned int depth,
        u_int8_t *tar_buf,
        int tar_x, int tar_y,
        unsigned int tar_width, unsigned int tar_height,
        unsigned int tar_bpl,
        float theta,			/* Bearing in radians */
        unsigned int len,		/* Length in pixels */
        unsigned int broadness,		/* Thickness in pixels */
        const WColorStruct *c
);

/* In blitcircle.cpp */
extern void BlitBufCircle(
	unsigned int bpp, unsigned int depth,
	u_int8_t *tar_buf,
	int tar_x, int tar_y,
	unsigned int tar_width,  unsigned int tar_height,
	unsigned int tar_bpl,
	float thickness,		/* Length in pixels */
	float radius,			/* Thickness in pixels */
	const WColorStruct *c
);

/* In blitclear.cpp */
extern void BlitBufClear(
	unsigned int bpp, unsigned int depth,
	u_int8_t *tar_buf,
	unsigned int tar_width, unsigned int tar_height,
	unsigned int tar_bpl,
	const WColorStruct *c
);


/* In blitcursor.cpp */
extern void BlitBufCursor(
	unsigned int bpp, unsigned int depth,
	u_int8_t *tar_buf, const u_int8_t *src_buf,
	int tar_x, int tar_y,
	unsigned int tar_width, unsigned int tar_height,
	unsigned int tar_bpl,
	unsigned int src_width, unsigned int src_height,
	unsigned int src_bpl,
	const WColorStruct *c
);


/* In blitstd.cpp */
extern void BlitBufNormal(
	unsigned int bpp, unsigned int depth,
	u_int8_t *tar_buf, const u_int8_t *src_buf,
	int tar_x, int tar_y,
	unsigned int tar_width, unsigned int tar_height,
	unsigned int tar_bpl,
	int src_x, int src_y,
	unsigned int src_width, unsigned int src_height,
	unsigned int src_bpl,
	unsigned int src_copy_width, unsigned int src_copy_height,
	float zoom,			/* 0.1 to 1.0 supported */
	float vis,			/* 0.0 to 1.0 supported */
	float magnification		/* 1.0 to 255.0 supported */
);
extern void BlitBufAbsolute(
	unsigned int bpp, unsigned int depth,
	u_int8_t *tar_buf, const u_int8_t *src_buf,
	int tar_x, int tar_y,
	unsigned int tar_width, unsigned int tar_height,
	unsigned int tar_bpl,
	int src_x, int src_y,
	unsigned int src_width, unsigned int src_height,
	unsigned int src_bpl,
	unsigned int src_copy_width, unsigned int src_copy_height,
	float zoom,			/* 0.1 to 1.0 supported */
	float magnification		/* 1.0 to 255.0 supported */
);
extern void BlitBufAdditive(
	unsigned int bpp, unsigned int depth,
	u_int8_t *tar_buf, const u_int8_t *src_buf,
	int tar_x, int tar_y,
	unsigned int tar_width, unsigned int tar_height,
	unsigned int tar_bpl,
	int src_x, int src_y,
	unsigned int src_width, unsigned int src_height,
	unsigned int src_bpl,
	unsigned int src_copy_width, unsigned int src_copy_height,
	float zoom,			/* 0.1 to 1.0 supported */
	float magnification		/* 1.0 to 255.0 supported */
);


/* In blitfade.cpp */
extern void BlitBufFade(
        unsigned int bpp, unsigned int depth,
        u_int8_t *tar_buf,
        int tar_x, int tar_y,
        unsigned int tar_width, unsigned int tar_height,
        unsigned int tar_bpl,
        unsigned int tar_apply_width, unsigned int tar_apply_height,
        float gamma			/* 0.1 to 1.0 */
);
extern void BlitBufGlow(
	unsigned int bpp, unsigned int depth,
	u_int8_t *tar_buf,
	int tar_x, int tar_y,
	unsigned int tar_width, unsigned int tar_height,
	unsigned int tar_bpl,
	unsigned int tar_apply_width, unsigned int tar_apply_height,
	const WColorStruct *c
);


/* In blitpointlight.cpp */
extern void BlitBufPointLight(
	unsigned int bpp, unsigned int depth,
	u_int8_t *tar_buf,
	int tar_x, int tar_y,
	unsigned int tar_width, unsigned int tar_height,
	unsigned int tar_bpl,
	float radius,
	const WColorStruct *c
);


/* In blitline.cpp */
extern void BlitBufLine(
	unsigned int bpp, unsigned int depth,
	u_int8_t *tar_buf,
	int tar_x, int tar_y,
	unsigned int tar_width, unsigned int tar_height,
	unsigned int tar_bpl,
	float theta,			/* Bearing in radians */
	unsigned int len,		/* Length in pixels */
	unsigned int broadness,		/* Thickness in pixels */
	const WColorStruct *c
);
extern void BlitBufLineAdditive(
	unsigned int bpp, unsigned int depth,
	u_int8_t *tar_buf,
	int tar_x, int tar_y,
	unsigned int tar_width, unsigned int tar_height,
	unsigned int tar_bpl,
	float theta,			/* Bearing in radians */
	unsigned int len,		/* Length in pixels */
	unsigned int broadness,		/* Thickness in pixels */
	const WColorStruct *c
);

/* In blittile.cpp */
extern void BlitBufTile(
	unsigned int bpp, unsigned int depth,
	u_int8_t *tar_buf, const u_int8_t *src_buf,
	int offset_x, int offset_y,
	unsigned int tar_width, unsigned int tar_height,
	unsigned int tar_bpl,
	unsigned int src_width,  unsigned int src_height,
	unsigned int src_bpl,
	float zoom,			/* 0.1 to 1.0 supported */
	float magnification		/* 1.0 to 255.0 supported */
);


#endif /* BLITTING_H */