1/*-
2 * Copyright (c) 1991-1997 Søren Schmidt
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer
10 *    in this position and unchanged.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 *    derived from this software without specific prior written permission
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $FreeBSD$
29 */
30
31#ifndef _VGL_H_
32#define _VGL_H_
33
34#include <stdlib.h>
35#include <unistd.h>
36#include <string.h>
37#include <machine/cpufunc.h>
38
39typedef unsigned char byte;
40typedef struct {
41  byte 	Type;
42  int  	Xsize, Ysize;
43  int  	VXsize, VYsize;
44  int   Xorigin, Yorigin;
45  byte 	*Bitmap;
46  int	PixelBytes;
47} VGLBitmap;
48
49#define VGLBITMAP_INITIALIZER(t, x, y, bits)	\
50	{ (t), (x), (y), (x), (y), 0, 0, (bits) }
51
52/*
53 * Defined Type's
54 */
55#define MEMBUF		0
56#define VIDBUF4		1
57#define VIDBUF8		2
58#define VIDBUF8X	3
59#define VIDBUF8S	4
60#define VIDBUF4S	5
61#define VIDBUF16	6		/* Direct Color linear buffer */
62#define VIDBUF24	7		/* Direct Color linear buffer */
63#define VIDBUF32	8		/* Direct Color linear buffer */
64#define VIDBUF16S	9		/* Direct Color segmented buffer */
65#define VIDBUF24S	10		/* Direct Color segmented buffer */
66#define VIDBUF32S	11		/* Direct Color segmented buffer */
67#define NOBUF		255
68
69typedef struct VGLText {
70  byte	Width, Height;
71  byte	*BitmapArray;
72} VGLText;
73
74typedef struct VGLObject {
75  int	  	Id;
76  int	  	Type;
77  int	  	Status;
78  int	  	Xpos, Ypos;
79  int	  	Xhot, Yhot;
80  VGLBitmap 	*Image;
81  VGLBitmap 	*Mask;
82  int		(*CallBackFunction)();
83} VGLObject;
84
85#define MOUSE_IMG_SIZE		16
86#define VGL_MOUSEHIDE		0
87#define VGL_MOUSESHOW		1
88#define VGL_MOUSEFREEZE		0
89#define VGL_MOUSEUNFREEZE	1
90#define VGL_DIR_RIGHT		0
91#define VGL_DIR_UP		1
92#define VGL_DIR_LEFT		2
93#define VGL_DIR_DOWN		3
94#define VGL_RAWKEYS		1
95#define VGL_CODEKEYS		2
96#define VGL_XLATEKEYS		3
97
98extern video_adapter_info_t	VGLAdpInfo;
99extern video_info_t		VGLModeInfo;
100extern VGLBitmap 		*VGLDisplay;
101extern byte 			*VGLBuf;
102
103/*
104 * Prototypes
105 */
106/* bitmap.c */
107int __VGLBitmapCopy(VGLBitmap *src, int srcx, int srcy, VGLBitmap *dst, int dstx, int dsty, int width, int hight);
108int VGLBitmapCopy(VGLBitmap *src, int srcx, int srcy, VGLBitmap *dst, int dstx, int dsty, int width, int hight);
109VGLBitmap *VGLBitmapCreate(int type, int xsize, int ysize, byte *bits);
110void VGLBitmapDestroy(VGLBitmap *object);
111int VGLBitmapAllocateBits(VGLBitmap *object);
112/* keyboard.c */
113int VGLKeyboardInit(int mode);
114void VGLKeyboardEnd(void);
115int VGLKeyboardGetCh(void);
116/* main.c */
117void VGLEnd(void);
118int VGLInit(int mode);
119void VGLCheckSwitch(void);
120int VGLSetVScreenSize(VGLBitmap *object, int VXsize, int VYsize);
121int VGLPanScreen(VGLBitmap *object, int x, int y);
122int VGLSetSegment(unsigned int offset);
123/* mouse.c */
124void VGLMousePointerShow(void);
125void VGLMousePointerHide(void);
126void VGLMouseMode(int mode);
127void VGLMouseAction(int dummy);
128void VGLMouseSetImage(VGLBitmap *AndMask, VGLBitmap *OrMask);
129void VGLMouseSetStdImage(void);
130int VGLMouseInit(int mode);
131int VGLMouseStatus(int *x, int *y, char *buttons);
132int VGLMouseFreeze(int x, int y, int width, int hight, byte color);
133void VGLMouseUnFreeze(void);
134/* simple.c */
135void VGLSetXY(VGLBitmap *object, int x, int y, u_long color);
136u_long VGLGetXY(VGLBitmap *object, int x, int y);
137void VGLLine(VGLBitmap *object, int x1, int y1, int x2, int y2, u_long color);
138void VGLBox(VGLBitmap *object, int x1, int y1, int x2, int y2, u_long color);
139void VGLFilledBox(VGLBitmap *object, int x1, int y1, int x2, int y2, u_long color);
140void VGLEllipse(VGLBitmap *object, int xc, int yc, int a, int b, u_long color);
141void VGLFilledEllipse(VGLBitmap *object, int xc, int yc, int a, int b, u_long color);
142void VGLClear(VGLBitmap *object, u_long color);
143void VGLRestorePalette(void);
144void VGLSavePalette(void);
145void VGLSetPalette(byte *red, byte *green, byte *blue);
146void VGLSetPaletteIndex(byte color, byte red, byte green, byte blue);
147void VGLSetBorder(byte color);
148void VGLBlankDisplay(int blank);
149/* text.c */
150int VGLTextSetFontFile(char *filename);
151void VGLBitmapPutChar(VGLBitmap *Object, int x, int y, byte ch, byte fgcol, byte bgcol, int fill, int dir);
152void VGLBitmapString(VGLBitmap *Object, int x, int y, char *str, byte fgcol, byte bgcol, int fill, int dir);
153
154#endif /* !_VGL_H_ */
155