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126 lines
5.0 KiB
C
126 lines
5.0 KiB
C
/*****************************************************************************/
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/* */
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/* convert.c */
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/* */
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/* Main target conversion module for the sp65 file and bitmap utility */
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/* */
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/* */
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/* */
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/* (C) 2012, Ullrich von Bassewitz */
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/* Roemerstrasse 52 */
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/* D-70794 Filderstadt */
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/* EMail: uz@cc65.org */
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/* */
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/* */
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/* This software is provided 'as-is', without any expressed or implied */
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/* warranty. In no event will the authors be held liable for any damages */
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/* arising from the use of this software. */
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/* */
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/* Permission is granted to anyone to use this software for any purpose, */
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/* including commercial applications, and to alter it and redistribute it */
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/* freely, subject to the following restrictions: */
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/* */
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/* 1. The origin of this software must not be misrepresented; you must not */
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/* claim that you wrote the original software. If you use this software */
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/* in a product, an acknowledgment in the product documentation would be */
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/* appreciated but is not required. */
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/* 2. Altered source versions must be plainly marked as such, and must not */
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/* be misrepresented as being the original software. */
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/* 3. This notice may not be removed or altered from any source */
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/* distribution. */
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/* */
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/*****************************************************************************/
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#include <stdlib.h>
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/* sp65 */
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#include "attr.h"
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#include "convert.h"
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#include "error.h"
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#include "geosbitmap.h"
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#include "geosicon.h"
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#include "koala.h"
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#include "lynxsprite.h"
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#include "raw.h"
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#include "vic2sprite.h"
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/*****************************************************************************/
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/* Data */
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/*****************************************************************************/
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/* Type of the entry in the converter table */
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typedef struct ConverterMapEntry ConverterMapEntry;
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struct ConverterMapEntry {
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const char* Format;
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StrBuf* (*ConvertFunc) (const Bitmap*, const Collection*);
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};
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/* Converter table, alphabetically sorted */
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static const ConverterMapEntry ConverterMap[] = {
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{ "geos-bitmap", GenGeosBitmap },
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{ "geos-icon", GenGeosIcon },
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{ "koala", GenKoala },
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{ "lynx-sprite", GenLynxSprite },
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{ "raw", GenRaw },
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{ "vic2-sprite", GenVic2Sprite },
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};
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/*****************************************************************************/
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/* Code */
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/*****************************************************************************/
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static int Compare (const void* Key, const void* MapEntry)
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/* Compare function for bsearch */
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{
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return strcmp (Key, ((const ConverterMapEntry*) MapEntry)->Format);
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}
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StrBuf* ConvertTo (const Bitmap* B, const Collection* A)
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/* Convert the bitmap B into some sort of other binary format. The output is
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** stored in a string buffer (which is actually a dynamic char array) and
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** returned. The actual output format is taken from the "format" attribute
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** in the attribute collection A.
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*/
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{
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const ConverterMapEntry* E;
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/* Get the format to convert to */
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const char* Format = NeedAttrVal (A, "format", "convert");
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/* Search for the matching converter */
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E = bsearch (Format,
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ConverterMap,
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sizeof (ConverterMap) / sizeof (ConverterMap[0]),
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sizeof (ConverterMap[0]),
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Compare);
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if (E == 0) {
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Error ("No such target format: '%s'", Format);
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}
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/* Do the conversion */
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return E->ConvertFunc (B, A);
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}
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void ListConversionTargets (FILE* F)
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/* Output a list of conversion targets */
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{
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unsigned I;
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for (I = 0; I < sizeof (ConverterMap) / sizeof (ConverterMap[0]); ++I) {
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fprintf (F, " %s\n", ConverterMap[I].Format);
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}
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}
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