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415 lines
12 KiB
C
415 lines
12 KiB
C
/*****************************************************************************/
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/* */
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/* main.c */
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/* */
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/* Main program of the sp65 sprite 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 <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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/* common */
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#include "abend.h"
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#include "cmdline.h"
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#include "print.h"
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#include "version.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 "input.h"
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#include "output.h"
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/*****************************************************************************/
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/* Data */
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/*****************************************************************************/
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/* Bitmap first read */
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static Bitmap* B;
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/* Bitmap working copy */
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static Bitmap* C;
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/* Output data from convertion */
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static StrBuf* D;
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/*****************************************************************************/
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/* Code */
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/*****************************************************************************/
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static void Usage (void)
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/* Print usage information and exit */
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{
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printf (
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"Usage: %s [options] file [options] [file]\n"
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"Short options:\n"
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" -V\t\t\t\tPrint the version number and exit\n"
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" -c fmt[,attrlist]\t\tConvert into target format\n"
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" -h\t\t\t\tHelp (this text)\n"
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" -lc\t\t\t\tList all possible conversions\n"
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" -r file[,attrlist]\t\tRead an input file\n"
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" -v\t\t\t\tIncrease verbosity\n"
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" -w file[,attrlist]\t\tWrite the output to a file\n"
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"\n"
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"Long options:\n"
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" --convert-to fmt[,attrlist]\tConvert into target format\n"
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" --dump-palette\t\tDump palette as table\n"
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" --help\t\t\tHelp (this text)\n"
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" --list-conversions\t\tList all possible conversions\n"
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" --pop\t\t\t\tRestore the original loaded image\n"
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" --read file[,attrlist]\tRead an input file\n"
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" --slice x,y,w,h\t\tGenerate a slice from the loaded bitmap\n"
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" --verbose\t\t\tIncrease verbosity\n"
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" --version\t\t\tPrint the version number and exit\n"
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" --write file[,attrlist]\tWrite the output to a file\n",
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ProgName);
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}
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static void SetWorkBitmap (Bitmap* N)
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/* Delete an old working bitmap and set a new one. The new one may be NULL
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** to clear it.
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*/
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{
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/* If we have a distinct work bitmap, delete it */
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if (C != 0 && C != B) {
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FreeBitmap (C);
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}
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/* Set the new one */
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C = N;
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}
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static void SetOutputData (StrBuf* N)
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/* Delete the old output data and replace it by the given one. The new one
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** may be NULL to clear it.
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*/
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{
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/* Delete the old output data */
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if (D != 0) {
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FreeStrBuf (D);
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}
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/* Set the new one */
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D = N;
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}
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static void OptConvertTo (const char* Opt attribute ((unused)), const char* Arg)
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/* Convert the bitmap into a target format */
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{
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static const char* const NameList[] = {
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"format"
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};
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/* Parse the argument */
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Collection* A = ParseAttrList (Arg, NameList, 2);
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/* We must have a bitmap */
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if (C == 0) {
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Error ("No bitmap to convert");
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}
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/* Convert the bitmap */
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SetOutputData (ConvertTo (C, A));
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/* Delete the attribute list */
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FreeAttrList (A);
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}
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static void OptDumpPalette (const char* Opt attribute ((unused)),
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const char* Arg attribute ((unused)))
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/* Dump the palette of the current work bitmap */
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{
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/* We must have a bitmap ... */
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if (C == 0) {
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Error ("No bitmap");
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}
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/* ... which must be indexed */
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if (!BitmapIsIndexed (C)) {
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Error ("Current bitmap is not indexed");
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}
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/* Dump the palette */
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DumpPalette (stdout, GetBitmapPalette (C));
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}
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static void OptHelp (const char* Opt attribute ((unused)),
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const char* Arg attribute ((unused)))
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/* Print usage information and exit */
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{
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Usage ();
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exit (EXIT_SUCCESS);
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}
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static void OptListConversions (const char* Opt attribute ((unused)),
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const char* Arg attribute ((unused)))
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/* Print a list of all conversions */
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{
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ListConversionTargets (stdout);
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exit (EXIT_SUCCESS);
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}
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static void OptPop (const char* Opt attribute ((unused)),
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const char* Arg attribute ((unused)))
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/* Restore the original image */
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{
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/* C and B must differ and we must have an original */
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if (B == 0 || C == 0 || C == B) {
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Error ("Nothing to pop");
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}
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/* Delete the changed image and restore the original one */
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SetWorkBitmap (B);
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}
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static void OptRead (const char* Opt attribute ((unused)), const char* Arg)
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/* Read an input file */
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{
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static const char* const NameList[] = {
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"name", "format"
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};
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/* Parse the argument */
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Collection* A = ParseAttrList (Arg, NameList, 2);
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/* Clear the working copy */
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SetWorkBitmap (0);
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/* Delete the original */
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FreeBitmap (B);
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/* Read the file and use it as original and as working copy */
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B = C = ReadInputFile (A);
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/* Delete the attribute list */
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FreeAttrList (A);
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}
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static void OptSlice (const char* Opt attribute ((unused)), const char* Arg)
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/* Generate a slice of a bitmap */
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{
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unsigned X, Y, W, H;
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unsigned char T;
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/* We must have a bitmap otherwise we cannot slice */
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if (C == 0) {
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Error ("Nothing to slice");
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}
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/* The argument is X,Y,W,H */
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if (sscanf (Arg, "%u,%u,%u,%u,%c", &X, &Y, &W, &H, &T) != 4) {
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Error ("Invalid argument. Slice must be given as X,Y,W,H");
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}
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/* Check the coordinates to be within the original bitmap */
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if (W > BM_MAX_WIDTH || H > BM_MAX_HEIGHT ||
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X + W > GetBitmapWidth (C) ||
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Y + H > GetBitmapHeight (C)) {
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Error ("Invalid slice coordinates and/or size");
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}
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/* Create the slice */
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SetWorkBitmap (SliceBitmap (C, X, Y, W, H));
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}
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static void OptVerbose (const char* Opt attribute ((unused)),
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const char* Arg attribute ((unused)))
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/* Increase verbosity */
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{
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++Verbosity;
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}
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static void OptVersion (const char* Opt attribute ((unused)),
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const char* Arg attribute ((unused)))
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/* Print the assembler version */
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{
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fprintf (stderr, "%s V%s\n", ProgName, GetVersionAsString ());
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exit(EXIT_SUCCESS);
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}
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static void OptWrite (const char* Opt attribute ((unused)), const char* Arg)
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/* Write an output file */
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{
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static const char* const NameList[] = {
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"name", "format"
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};
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/* Parse the argument */
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Collection* A = ParseAttrList (Arg, NameList, 2);
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/* We must have output data */
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if (D == 0) {
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Error ("No conversion, so there's nothing to write");
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}
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/* Write the file */
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WriteOutputFile (D, A, C);
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/* Delete the attribute list */
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FreeAttrList (A);
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}
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int main (int argc, char* argv [])
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/* sp65 main program */
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{
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/* Program long options */
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static const LongOpt OptTab[] = {
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{ "--convert-to", 1, OptConvertTo },
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{ "--dump-palette", 0, OptDumpPalette },
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{ "--help", 0, OptHelp },
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{ "--list-conversions", 0, OptListConversions },
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{ "--pop", 0, OptPop },
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{ "--read", 1, OptRead },
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{ "--slice", 1, OptSlice },
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{ "--verbose", 0, OptVerbose },
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{ "--version", 0, OptVersion },
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{ "--write", 1, OptWrite },
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};
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unsigned I;
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/* Initialize the cmdline module */
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InitCmdLine (&argc, &argv, "sp65");
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/* Check the parameters */
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I = 1;
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while (I < ArgCount) {
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/* Get the argument */
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const char* Arg = ArgVec[I];
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/* Check for an option */
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if (Arg[0] == '-') {
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switch (Arg[1]) {
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case '-':
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LongOption (&I, OptTab, sizeof(OptTab)/sizeof(OptTab[0]));
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break;
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case 'V':
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OptVersion (Arg, 0);
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break;
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case 'c':
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OptConvertTo (Arg, GetArg (&I, 2));
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break;
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case 'h':
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OptHelp (Arg, 0);
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break;
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case 'l':
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if (Arg[2] == 'c') {
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OptListConversions (Arg, 0);
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} else {
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UnknownOption (Arg);
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}
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break;
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case 'r':
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OptRead (Arg, GetArg (&I, 2));
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break;
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case 'v':
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OptVerbose (Arg, 0);
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break;
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case 'w':
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OptWrite (Arg, GetArg (&I, 2));
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break;
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default:
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UnknownOption (Arg);
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break;
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}
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} else {
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/* We don't accept anything else */
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AbEnd ("Don't know what to do with '%s'", Arg);
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}
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/* Next argument */
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++I;
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}
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/* Do we have an input file? */
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if (I == 1) {
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Error ("No input file");
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}
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/* Cleanup data */
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SetWorkBitmap (C);
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FreeBitmap (B);
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FreeStrBuf (D);
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/* Success */
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return EXIT_SUCCESS;
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}
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