BT412/engine/MUNGA_L4/L4VB8.h

#pragma once

#include "..\munga\graph2d.h"

//########################################################################
//######################### Video8BitBuffered ###########################
//########################################################################
//
// X/Y values passed to these routines are assumed to be in
// the VIDEO DISPLAY COORDINATE SYSTEM, with (0,0) at the top left.
//
class Video8BitBuffered :
	public GraphicsDisplay
{
public:
	Video8BitBuffered(int x, int y);
	Video8BitBuffered(PixelMap8 *pixel_map);

	~Video8BitBuffered();

	Logical
		TestInstance() const;

	void
		ShowInstance(char *indent);

	void
		DrawPoint(
			int color,
			int bitmask,
			Enumeration operation,
			int x, int y
		);

	void
		DrawLine(
			int color,
			int bitmask,
			Enumeration operation,
			int x1, int y1,
			int x2, int y2,
			Logical include_last_pixel
		);

	void
		DrawFilledRectangle(
			int color,
        int bitmask,
			Enumeration operation,
			int x1, int y1,
			int x2, int y2
		);

	void
		DrawText(
			int color,
			int bitmask,
			Enumeration operation,
			Logical opaque,
			int rotation,
			Enumeration fontNumber,
			Logical vertical,
			GraphicsDisplay::Justification justification,
			Rectangle2D	*clippingRectanglePtr,
			char *stringPointer
		);

	void
		DrawBitMap(
			int color,
			int bitmask,
			Enumeration operation,
			int rotation,
			int x, int y,
			BitMap *bitmap,
			int sx1, int sy1, int sx2, int sy2	// these are SOURCE coordinates
		);

	void
		DrawBitMapOpaque(
			int color,
			int background,
			int bitmask,
			Enumeration operation,
			int rotation,
			int x, int y,
			BitMap *bitmap,
			int sx1, int sy1, int sx2, int sy2	// these are SOURCE coordinates
		);

	void
		DrawPixelMap8(
     	int *translation_table,
			int bitmask,
			Enumeration operation,
			Logical opaque,
			int rotation,
			int x, int y,
			PixelMap8	*pixelmap,
			int sx1, int sy1, int sx2, int sy2	// these are SOURCE coordinates
		);

	void
		DrawPixelMap8SingleColor(
			int color,
			int bitmask,
			Enumeration operation,
			int rotation,
			int x, int y,
			PixelMap8	*pixelmap,
			int sx1, int sy1, int sx2, int sy2	// these are SOURCE coordinates
		);

protected:
	void
		MarkChangedLines(int screenTop, int screenBottom);

	void
		buildDestPointer(
			int x, int y,
			Byte **pixelPointer
		);

	Logical
		valid,
		createdPixelmap;
	int
		width,
		height,
		maximumX,
		maximumY;

public:
	PixelMap8
		*pixelBuffer;
protected:
	Word
		*changedLine;
};


//########################################################################
//########################## L4BytePort ##############################
//########################################################################
//
// X/Y values passed to these routines are assumed to be in
// the GRAPHICS COORDINATE SYSTEM, with (0,0) at the bottom left.
//
class L4BytePort :
	public GraphicsPort
{
public:
	L4BytePort(
		Video8BitBuffered *graphics_display,
		const char *name,
		int rotation
	);

	~L4BytePort();

	Logical
		TestInstance() const;

	void
		ShowInstance(char *indent);

	void
		DrawPoint(
			int color,
			Enumeration operation,
			int x, int y
		);

	void
		DrawLine(
			int color,
			Enumeration operation,
			int x1, int y1,
			int x2, int y2,
			Logical include_last_pixel
		);

	void
		DrawFilledRectangle(
			int color,
			Enumeration operation,
			int x1, int y1,
			int x2, int y2
		);

	void
		DrawText(
			int color,
			Enumeration operation,
			Logical opaque,
			int rotation,
			Enumeration fontNumber,
			Logical vertical,
			GraphicsDisplay::Justification justification,
			Rectangle2D	*clippingRectanglePtr,
			char *stringPointer
		);

	void
		DrawBitMap(
			int color,
			Enumeration operation,
			int rotation,
			int x, int y,
			BitMap *bitmap,
			int sx1, int sy1, int sx2, int sy2	// these are SOURCE coordinates
		);

	void
		DrawBitMapOpaque(
			int color,
        int background,
			Enumeration operation,
			int rotation,
			int x, int y,
			BitMap *bitmap,
			int sx1, int sy1, int sx2, int sy2	// these are SOURCE coordinates
		);

	void
		DrawPixelMap8(
			Enumeration operation,
			Logical opaque,
			int rotation,
			int x, int y,
			PixelMap8	*pixelmap,
			int sx1, int sy1, int sx2, int sy2	// these are SOURCE coordinates
		);

	void
		DrawPixelMap8SingleColor(
     	int color,
			Enumeration operation,
			int rotation,
			int x, int y,
			PixelMap8	*pixelmap,
			int sx1, int sy1, int sx2, int sy2	// these are SOURCE coordinates
		);
protected:
	void
		convertPortPair(
			int *xp,
			int *yp,
			int x,
			int y
		);

	//------------------------------------------------------------
	// Protected data
	//------------------------------------------------------------
	int
		baseRotation,
		maximumX,
		maximumY;
};