source: trunk/src/pe2lx/icon.cpp@ 4

Last change on this file since 4 was 4, checked in by ktk, 26 years ago

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1/* $Id: icon.cpp,v 1.1 1999-05-24 20:19:54 ktk Exp $ */
2
3/*
4 * PE2LX icons
5 *
6 * Copyright 1998 Sander van Leeuwen (sandervl@xs4all.nl)
7 *
8 *
9 * Project Odin Software License can be found in LICENSE.TXT
10 *
11 */
12#define INCL_GPIBITMAPS
13#define INCL_BITMAPFILEFORMAT
14#define INCL_DOSFILEMGR /* File Manager values */
15#define INCL_DOSERRORS /* DOS Error values */
16#define INCL_DOSPROCESS /* DOS Process values */
17#define INCL_DOSMISC /* DOS Miscellanous values */
18#define INCL_WIN
19#include <os2.h>
20#include <stdio.h>
21#include <string.h>
22#include <stdlib.h>
23#include <iostream.h>
24#include <string.h>
25#include "pefile.h"
26#include "lx.h"
27#include "icon.h"
28#include "misc.h"
29
30
31//******************************************************************************
32//******************************************************************************
33OS2Icon::OS2Icon(int id, WINBITMAPINFOHEADER *bmpHdr, int size) :
34 id(0), next(NULL), iconhdr(NULL), iconsize(0), prevoffset(0)
35{
36 RGBQUAD *rgb;
37 RGB *os2rgb;
38 int bwsize, i, colorsize, rgbsize;
39 OS2Icon *icon = OS2Icon::icons;
40
41 if(icon != NULL) {
42 while(icon->next != NULL) {
43 icon = icon->next;
44 }
45 icon->next = this;
46 }
47 else icons = this;
48
49 this->id = id;
50 bwsize = (bmpHdr->biWidth*(bmpHdr->biHeight/2))/8;
51 colorsize = bmpHdr->biWidth*(bmpHdr->biHeight/2);
52 //SvL: 28-09-'98: only for <= 8
53 if(bmpHdr->biBitCount <= 8)
54 rgbsize = (1<<bmpHdr->biBitCount)*sizeof(RGB);
55 else rgbsize = 0;
56
57 switch(bmpHdr->biBitCount) {
58 case 1:
59 colorsize /= 8;
60 break;
61 case 4:
62 colorsize /= 2;
63 break;
64 case 8:
65 break;
66 case 16:
67 colorsize *= 2;
68 break;
69 case 24:
70 colorsize *= 3;
71 break;
72 case 32:
73 colorsize *= 4;
74 break;
75 }
76 if(bmpHdr->biSizeImage == 0 && bmpHdr->biCompression == 0) {
77 bmpHdr->biSizeImage = bwsize + colorsize;
78 }
79 cout << "Icon size : " << bmpHdr->biSizeImage << endl;
80 cout << "Icon Width : " << bmpHdr->biWidth << endl;
81//height for both the XOR and AND bitmap (color & BW)
82 cout << "Height : " << bmpHdr->biHeight << endl;
83 cout << "Icon Bitcount: " << bmpHdr->biBitCount << endl;
84 cout << "Icon Compress: " << bmpHdr->biCompression << endl;
85
86 //SvL: 28-09-'98: cllngenu.dll has an incorrect size in the header
87 if(bmpHdr->biSizeImage < colorsize) {
88 bmpHdr->biSizeImage = colorsize;
89 }
90 //bitmapfileheader for AndXor mask + 2 RGB structs + bitmapfileheader
91 //for color bitmap + RGB structs for all the colors
92 //SvL, 3-3-98: 2*bwsize
93 iconsize = 2*sizeof(BITMAPFILEHEADER) + 2*sizeof(RGB) +
94 rgbsize + 2*bwsize + bmpHdr->biSizeImage;
95 //There are icons without an XOR mask, so check for it
96 if(bmpHdr->biSizeImage == colorsize) {
97 iconsize += bwsize;
98 }
99 iconhdr = (BITMAPFILEHEADER *)malloc(iconsize);
100 iconhdr->usType = BFT_COLORICON;
101 iconhdr->cbSize = sizeof(BITMAPFILEHEADER);
102 iconhdr->xHotspot = 0;
103 iconhdr->yHotspot = 0;
104 iconhdr->offBits = 2*sizeof(BITMAPFILEHEADER) +
105 2*sizeof(RGB) + rgbsize;
106 iconhdr->bmp.cbFix = sizeof(BITMAPINFOHEADER);
107 iconhdr->bmp.cx = (USHORT)bmpHdr->biWidth;
108 iconhdr->bmp.cy = (USHORT)bmpHdr->biHeight;
109 iconhdr->bmp.cPlanes = 1;
110 iconhdr->bmp.cBitCount = 1;
111 os2rgb = (RGB *)(iconhdr+1);
112 memset(os2rgb, 0, sizeof(RGB));
113 memset(os2rgb+1, 0xff, sizeof(RGB));
114 iconhdr2 = (BITMAPFILEHEADER *)(os2rgb+2);
115 iconhdr2->usType = BFT_COLORICON;
116 iconhdr2->cbSize = sizeof(BITMAPFILEHEADER);
117 iconhdr2->xHotspot = 0;
118 iconhdr2->yHotspot = 0;
119 iconhdr2->offBits = 2*sizeof(BITMAPFILEHEADER) +
120 2*sizeof(RGB) + rgbsize + 2*bwsize;
121 iconhdr2->bmp.cbFix = sizeof(BITMAPINFOHEADER);
122 iconhdr2->bmp.cx = (USHORT)bmpHdr->biWidth;
123 iconhdr2->bmp.cy = (USHORT)(bmpHdr->biHeight/2);
124 iconhdr2->bmp.cPlanes = bmpHdr->biPlanes;
125 iconhdr2->bmp.cBitCount= bmpHdr->biBitCount;
126 os2rgb = (RGB *)(iconhdr2+1);
127 rgb = (RGBQUAD *)(bmpHdr+1);
128 if(bmpHdr->biBitCount < 24) {
129 for(i=0;i<(1<<bmpHdr->biBitCount);i++) {
130//// cout << "(R,G,B) = (" << (int)rgb->red << ", " << (int)rgb->green << ", " << (int)rgb->blue << ")" << endl;
131 os2rgb->bRed = rgb->red;
132 os2rgb->bBlue = rgb->blue;
133 os2rgb->bGreen = rgb->green;
134 os2rgb++;
135 rgb++;
136 }
137 }
138 //write 2*mono pixels + color pixels
139 //There are icons without an XOR mask, so check for it
140 if(bmpHdr->biSizeImage == colorsize) {
141 memset((char *)os2rgb, 0, bwsize);
142 memset((char *)os2rgb+bwsize, 0, bwsize);
143 memcpy((char *)os2rgb+2*bwsize, (char *)rgb, colorsize);
144 }
145 else {
146 memcpy((char *)os2rgb, (char *)rgb+colorsize, bwsize);
147 memcpy((char *)os2rgb+bwsize, (char *)rgb+colorsize, bwsize);
148 memcpy((char *)os2rgb+2*bwsize, (char *)rgb, colorsize);
149 }
150}
151//******************************************************************************
152//******************************************************************************
153void OS2Icon::SetIconHdrOffset(int offset)
154{
155 iconhdr->offBits += offset - prevoffset;
156 iconhdr2->offBits += offset - prevoffset;
157 //remember in case icons are used in multiple groups
158 //(can't imagine this ever happening, but you never know)
159 prevoffset = offset;
160}
161//******************************************************************************
162//******************************************************************************
163OS2Icon::~OS2Icon()
164{
165 if(iconhdr) free(iconhdr);
166}
167//******************************************************************************
168//******************************************************************************
169int OS2Icon::QueryIconSize()
170{
171 return(iconsize);
172}
173//******************************************************************************
174//******************************************************************************
175BITMAPFILEHEADER *OS2Icon::GetIconHeader()
176{
177 return(iconhdr);
178}
179//******************************************************************************
180//******************************************************************************
181/*static*/ OS2Icon *OS2Icon::GetIcon(int id)
182{
183 OS2Icon *icon = OS2Icon::icons;
184
185 while(icon != NULL) {
186 if(icon->id == id) return(icon);
187 icon = icon->next;
188 }
189 return(NULL);
190}
191//******************************************************************************
192//******************************************************************************
193/*static*/ void OS2Icon::DestroyAll()
194{
195 OS2Icon *icon = OS2Icon::icons, *next;
196
197 while(icon != NULL) {
198 next = icon->next;
199 delete(icon);
200 icon = next;
201 }
202}
203//******************************************************************************
204//******************************************************************************
205OS2Icon *OS2Icon::icons = NULL;
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