1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1991-1997 Søren Schmidt 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer 12 * in this position and unchanged. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. The name of the author may not be used to endorse or promote products 17 * derived from this software without specific prior written permission 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 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 39 typedef unsigned char byte; 40 typedef 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), -1 } 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 69 typedef struct VGLText { 70 byte Width, Height; 71 byte *BitmapArray; 72 } VGLText; 73 74 typedef 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 98 extern video_adapter_info_t VGLAdpInfo; 99 extern video_info_t VGLModeInfo; 100 extern VGLBitmap *VGLDisplay; 101 extern VGLBitmap VGLVDisplay; 102 extern byte *VGLBuf; 103 104 /* 105 * Prototypes 106 */ 107 /* bitmap.c */ 108 int __VGLBitmapCopy(VGLBitmap *src, int srcx, int srcy, VGLBitmap *dst, int dstx, int dsty, int width, int hight); 109 int VGLBitmapCopy(VGLBitmap *src, int srcx, int srcy, VGLBitmap *dst, int dstx, int dsty, int width, int hight); 110 VGLBitmap *VGLBitmapCreate(int type, int xsize, int ysize, byte *bits); 111 void VGLBitmapDestroy(VGLBitmap *object); 112 int VGLBitmapAllocateBits(VGLBitmap *object); 113 void VGLBitmapCvt(VGLBitmap *src, VGLBitmap *dst); 114 /* keyboard.c */ 115 int VGLKeyboardInit(int mode); 116 void VGLKeyboardEnd(void); 117 int VGLKeyboardGetCh(void); 118 /* main.c */ 119 void VGLEnd(void); 120 int VGLInit(int mode); 121 void VGLCheckSwitch(void); 122 int VGLSetVScreenSize(VGLBitmap *object, int VXsize, int VYsize); 123 int VGLPanScreen(VGLBitmap *object, int x, int y); 124 int VGLSetSegment(unsigned int offset); 125 /* mouse.c */ 126 int __VGLMouseMode(int mode); 127 void VGLMouseMode(int mode); 128 void VGLMouseSetImage(VGLBitmap *AndMask, VGLBitmap *OrMask); 129 void VGLMouseSetStdImage(void); 130 int VGLMouseInit(int mode); 131 void VGLMouseRestore(void); 132 int VGLMouseStatus(int *x, int *y, char *buttons); 133 void VGLMouseFreeze(void); 134 int VGLMouseFreezeXY(int x, int y); 135 void VGLMouseMerge(int x, int y, int width, byte *line); 136 int VGLMouseOverlap(int x, int y, int width, int hight); 137 void VGLMouseUnFreeze(void); 138 /* simple.c */ 139 void VGLSetXY(VGLBitmap *object, int x, int y, u_long color); 140 u_long VGLGetXY(VGLBitmap *object, int x, int y); 141 void VGLLine(VGLBitmap *object, int x1, int y1, int x2, int y2, u_long color); 142 void VGLBox(VGLBitmap *object, int x1, int y1, int x2, int y2, u_long color); 143 void VGLFilledBox(VGLBitmap *object, int x1, int y1, int x2, int y2, u_long color); 144 void VGLEllipse(VGLBitmap *object, int xc, int yc, int a, int b, u_long color); 145 void VGLFilledEllipse(VGLBitmap *object, int xc, int yc, int a, int b, u_long color); 146 void VGLClear(VGLBitmap *object, u_long color); 147 u_long VGLrgb332ToNative(byte c); 148 void VGLRestoreBlank(void); 149 void VGLRestoreBorder(void); 150 void VGLRestorePalette(void); 151 void VGLSavePalette(void); 152 void VGLSetPalette(byte *red, byte *green, byte *blue); 153 void VGLSetPaletteIndex(byte color, byte red, byte green, byte blue); 154 void VGLSetBorder(byte color); 155 void VGLBlankDisplay(int blank); 156 /* text.c */ 157 int VGLTextSetFontFile(char *filename); 158 void VGLBitmapPutChar(VGLBitmap *Object, int x, int y, byte ch, u_long fgcol, u_long bgcol, int fill, int dir); 159 void VGLBitmapString(VGLBitmap *Object, int x, int y, char *str, u_long fgcol, u_long bgcol, int fill, int dir); 160 161 #endif /* !_VGL_H_ */ 162