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//-----------------------------------------------------------------------------
//
// ImageLib Sources
// Copyright (C) 2000-2008 by Denton Woods
// Last modified: 10/10/2006
//
// Filename: src-IL/src/il_header.c
//
// Description: Generates a C-style header file for the current image.
//
//-----------------------------------------------------------------------------
#ifndef IL_NO_CHEAD
#include "il_internal.h"
// Just a guess...let's see what's purty!
#define MAX_LINE_WIDTH 14
//! Generates a C-style header file for the current image.
ILboolean ilSaveCHeader(ILconst_string FileName, char *InternalName)
{
FILE *HeadFile;
ILuint i = 0, j;
ILimage *TempImage;
const char *Name;
if (iCurImage == NULL) {
ilSetError(IL_ILLEGAL_OPERATION);
return IL_FALSE;
}
Name = iGetString(IL_CHEAD_HEADER_STRING);
if (Name == NULL)
Name = InternalName;
if (FileName == NULL || Name == NULL ||
ilStrLen(FileName) < 1 || ilCharStrLen(Name) < 1) {
ilSetError(IL_INVALID_VALUE);
return IL_FALSE;
}
if (!iCheckExtension(FileName, IL_TEXT("h"))) {
ilSetError(IL_INVALID_EXTENSION);
return IL_FALSE;
}
if (ilGetBoolean(IL_FILE_MODE) == IL_FALSE) {
if (iFileExists(FileName)) {
ilSetError(IL_FILE_ALREADY_EXISTS);
return IL_FALSE;
}
}
if (iCurImage->Bpc > 1) {
TempImage = iConvertImage(iCurImage, iCurImage->Format, IL_UNSIGNED_BYTE);
if (TempImage == NULL)
return IL_FALSE;
} else {
TempImage = iCurImage;
}
#ifndef _UNICODE
HeadFile = fopen(FileName, "wb");
#else
#ifdef _WIN32
HeadFile = _wfopen(FileName, L"rb");
#else
HeadFile = fopen((char*)FileName, "rb");
#endif
#endif//_UNICODE
if (HeadFile == NULL) {
ilSetError(IL_COULD_NOT_OPEN_FILE);
return IL_FALSE;
}
fprintf(HeadFile, "//#include <il/il.h>\n");
fprintf(HeadFile, "// C Image Header:\n\n\n");
fprintf(HeadFile, "// IMAGE_BPP is in bytes per pixel, *not* bits\n");
fprintf(HeadFile, "#define IMAGE_BPP %d\n",iCurImage->Bpp);
fprintf(HeadFile, "#define IMAGE_WIDTH %d\n", iCurImage->Width);
fprintf(HeadFile, "#define IMAGE_HEIGHT %d\n", iCurImage->Height);
fprintf(HeadFile, "#define IMAGE_DEPTH %d\n\n\n", iCurImage->Depth);
fprintf(HeadFile, "#define IMAGE_TYPE 0x%X\n", iCurImage->Type);
fprintf(HeadFile, "#define IMAGE_FORMAT 0x%X\n\n\n", iCurImage->Format);
fprintf(HeadFile, "ILubyte %s[] = {\n", Name);
for (; i < TempImage->SizeOfData; i += MAX_LINE_WIDTH) {
fprintf(HeadFile, "\t");
for (j = 0; j < MAX_LINE_WIDTH; j++) {
if (i + j >= TempImage->SizeOfData - 1) {
fprintf(HeadFile, "%4d", TempImage->Data[i+j]);
break;
}
else
fprintf(HeadFile, "%4d,", TempImage->Data[i+j]);
}
fprintf(HeadFile, "\n");
}
if (TempImage != iCurImage)
ilCloseImage(TempImage);
fprintf(HeadFile, "};\n");
if (iCurImage->Pal.Palette && iCurImage->Pal.PalSize && iCurImage->Pal.PalType != IL_PAL_NONE) {
fprintf(HeadFile, "\n\n");
fprintf(HeadFile, "#define IMAGE_PALSIZE %u\n\n", iCurImage->Pal.PalSize);
fprintf(HeadFile, "#define IMAGE_PALTYPE 0x%X\n\n", iCurImage->Pal.PalType);
fprintf(HeadFile, "ILubyte %sPal[] = {\n", Name);
for (i = 0; i < iCurImage->Pal.PalSize; i += MAX_LINE_WIDTH) {
fprintf(HeadFile, "\t");
for (j = 0; j < MAX_LINE_WIDTH; j++) {
if (i + j >= iCurImage->Pal.PalSize - 1) {
fprintf(HeadFile, " %4d", iCurImage->Pal.Palette[i+j]);
break;
}
else
fprintf(HeadFile, " %4d,", iCurImage->Pal.Palette[i+j]);
}
fprintf(HeadFile, "\n");
}
fprintf(HeadFile, "};\n");
}
fclose(HeadFile);
return IL_TRUE;
}
#endif//IL_NO_CHEAD
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