commit bf0c08fcdbe3fd65a5f75b8e3c5cf428079763a5
parent db9a9fb4606f5ecbf60ffae765fd51db28f55e80
Author: ByteProject <stefan.vogt@byteproject.net>
Date: Thu, 23 Feb 2012 04:26:57 +0100
PCBoard: creating / processing strip codes array
Diffstat:
2 files changed, 174 insertions(+), 114 deletions(-)
diff --git a/ansilove/ansilove.c b/ansilove/ansilove.c
@@ -240,7 +240,7 @@ void alAnsiLoader(char *input, char output[], char font[], char bits[], char ice
dizCount = explode(&dizArray, ',', DIZ_EXTENSIONS);
- for (i = 0; i < dizCount; ++i) {
+ for (i = 0; i < dizCount; i++) {
printf("DIZ-extension %d: %s\n", i+1, dizArray[i]);
}
@@ -940,121 +940,142 @@ void alAnsiLoader(char *input, char output[], char font[], char bits[], char ice
// PCBOARD
void alPcBoardLoader(char *input, char output[], char font[], char bits[], char icecolors[])
{
+ // some type declarations
+ int32_t font_size_x;
+ int32_t font_size_y;
+ char *font_file;
+
+ // let's see what font we should use to render output
+ if (strcmp(font, "80x25") == 0) {
+ font_file = "ansilove_font_pc_80x25.png";
+ font_size_x = 9;
+ font_size_y = 16;
+ }
+ else if (strcmp(font, "80x50") == 0) {
+ font_file = "ansilove_font_pc_80x50.png";
+ font_size_x = 9;
+ font_size_y = 8;
+ }
+ else if (strcmp(font, "terminus") == 0) {
+ font_file = "ansilove_font_pc_terminus.png";
+ font_size_x = 9;
+ font_size_y = 16;
+ }
+ else {
+ // in all other cases use the standard DOS font
+ font_file = "ansilove_font_pc_80x25.png";
+ font_size_x = 9;
+ font_size_y = 16;
+ }
+
+ // now set bits to 8 if not already value 8 or 9
+ if (strcmp(bits, "8") != 0 && strcmp(bits, "9") != 0) {
+ sprintf(bits, "%s", "8");
+ }
+
+ // load input file
+ FILE *input_file = fopen(input, "r");
+ if (input_file == NULL) {
+ fputs("\nFile error.\n\n", stderr); exit (1);
+ }
+
+ // get the file size (bytes)
+ size_t get_file_size = filesize(input);
+ int32_t input_file_size = (int32_t)get_file_size;
+
+ // next up is loading our file into a dynamically allocated memory buffer
+ unsigned char *input_file_buffer;
+ size_t result;
+
+ // allocate memory to contain the whole file
+ input_file_buffer = (unsigned char *) malloc(sizeof(unsigned char)*input_file_size);
+ if (input_file_buffer == NULL) {
+ fputs ("\nMemory error.\n\n", stderr); exit (2);
+ }
+
+ // copy the file into the buffer
+ result = fread(input_file_buffer, 1, input_file_size, input_file);
+ if (result != input_file_size) {
+ fputs ("\nReading error.\n\n", stderr); exit (3);
+ } // whole file is now loaded into input_file_buffer
+
+ // close input file, we don't need it anymore
+ rewind(input_file);
+ fclose(input_file);
+
+ // libgd image pointers
+ gdImagePtr im_PcBoard, im_Backgrnd, im_Font;
+
+ // additional libgd related declarations
+ FILE *file_Backgrnd, *file_Font;
+ char path_Backgrnd[1000] = { 0 };
+ char path_Font[1000] = { 0 };
+
+ // resolve paths for font and background image
+ sprintf(path_Backgrnd, "%sansilove_background.png", ANSILOVE_FONTS_DIRECTORY);
+ sprintf(path_Font, "%s%s", ANSILOVE_FONTS_DIRECTORY, font_file);
+
+ // open font and background image, allocate libgd image pointers
+ file_Backgrnd = fopen(path_Backgrnd, "rb");
+ file_Font = fopen(path_Font, "rb");
+
+ if (!file_Backgrnd) {
+ fputs ("\nCan't open AnsiLove/C background image, aborted.\n\n", stderr); exit (4);
+ }
+ else {
+ im_Backgrnd = gdImageCreateFromPng(file_Backgrnd);
+ }
+
+ if (!file_Font) {
+ fputs ("\nCan't open AnsiLove/C font file, aborted.\n\n", stderr); exit (5);
+ }
+ else {
+ im_Font = gdImageCreateFromPng(file_Font);
+ }
+
+ // set transparent color index for the font
+ gdImageColorTransparent(im_Font, 20);
+
+ // convert numeric command line flags to integer values
+ int32_t int_bits = atoi(bits);
+ int32_t int_icecolors = atoi(icecolors);
+
+ // foreground / background color array
+ int32_t pcb_colors[71];
+
+ // PCBoard colors
+ pcb_colors[48] = 0;
+ pcb_colors[49] = 4;
+ pcb_colors[50] = 2;
+ pcb_colors[51] = 6;
+ pcb_colors[52] = 1;
+ pcb_colors[53] = 5;
+ pcb_colors[54] = 3;
+ pcb_colors[55] = 7;
+ pcb_colors[56] = 8;
+ pcb_colors[57] = 12;
+ pcb_colors[65] = 10;
+ pcb_colors[66] = 14;
+ pcb_colors[67] = 9;
+ pcb_colors[68] = 13;
+ pcb_colors[69] = 11;
+ pcb_colors[70] = 15;
+
+ // defines for stripping PCBoard codes
+ char *stripped_file_buffer;
+ char **pcbStripCodes;
+ int32_t stripCount, loop;
+
+ // create array of PCBoard strip codes defined in config.h
+ stripCount = explode(&pcbStripCodes, ',', PCBOARD_STRIP_CODES);
+
+ // remove all specified PCB strip code occurances in input_file_buffer
+ for (loop = 0; loop < stripCount; loop++) {
+ stripped_file_buffer = str_replace((const char *)input_file_buffer, pcbStripCodes[loop], "");
+ input_file_buffer = (unsigned char*)stripped_file_buffer;
+ }
}
///*****************************************************************************/
-///* LOAD PCBOARD */
-///*****************************************************************************/
-//
-//function load_pcboard($input,$output,$font,$bits)
-//{
-// check_libraries();
-//
-///*****************************************************************************/
-///* CHECK PARAMETERS AND FORCE DEFAULT VALUES IF INVALID INPUT IS DETECTED */
-///*****************************************************************************/
-//
-// $columns=80;
-//
-// if ($bits=='thumbnail')
-// {
-// $thumbnail=TRUE;
-// }
-// if ($bits!=8 && $bits!=9)
-// {
-// $bits=8;
-// }
-//
-// switch($font)
-// {
-// case '80x25':
-// font_file = "ansilove_font_pc_80x25.png';
-// font_size_x = 9;
-// font_size_y = 16;
-// break;
-//
-// case '80x50':
-// font_file = "ansilove_font_pc_80x50.png';
-// font_size_x = 9;
-// font_size_y = 8;
-// break;
-//
-// default:
-// font_file = "ansilove_font_pc_80x25.png';
-// font_size_x = 9;
-// font_size_y = 16;
-// }
-//
-//
-//
-///*****************************************************************************/
-///* LOAD INPUT FILE */
-///*****************************************************************************/
-//
-// if (!$input_file = fopen($input,'r'))
-// {
-// error("Can't open file $input");
-// }
-//
-// $input_file_sauce=load_sauce($input);
-//
-// if ($input_file_sauce!=NULL)
-// {
-// $input_file_size=$input_file_sauce['FileSize'];
-// }
-// else
-// {
-// $input_file_size=filesize($input);
-// }
-//
-// if (!$input_file_buffer = fread($input_file,$input_file_size))
-// {
-// error("Can't read file $input");
-// }
-//
-// fclose($input_file);
-//
-//
-//
-///*****************************************************************************/
-///* LOAD BACKGROUND/FONT */
-///*****************************************************************************/
-//
-// if (!$background = imagecreatefrompng(dirname(__FILE__).'/fonts/ansilove_background.png'))
-// {
-// error("Can't open file ansilove_background.png");
-// }
-//
-// if (!$font = imagecreatefrompng(dirname(__FILE__).'/fonts/'.font_file))
-// {
-// error("Can't open file font_file");
-// }
-//
-// imagecolortransparent($font,20);
-//
-//
-//
-///*****************************************************************************/
-///* ALLOCATE BACKGROUND/FOREGROUND COLOR ARRAYS */
-///*****************************************************************************/
-//
-// $pcb_colors[48]=0; $pcb_colors[49]=4; $pcb_colors[50]=2; $pcb_colors[51]=6; $pcb_colors[52]=1; $pcb_colors[53]=5; $pcb_colors[54]=3; $pcb_colors[55]=7; $pcb_colors[56]=8; $pcb_colors[57]=12; $pcb_colors[65]=10; $pcb_colors[66]=14; $pcb_colors[67]=9; $pcb_colors[68]=13; $pcb_colors[69]=11; $pcb_colors[70]=15;
-//
-//
-//
-///*****************************************************************************/
-///* STRIP UNWANTED PCBOARD CODES (DEFINED IN CONFIG FILE) */
-///*****************************************************************************/
-//
-// $pcboard_strip_codes_exploded=explode(",",PCBOARD_STRIP_CODES);
-//
-// for ($loop=0;$loop<sizeof($pcboard_strip_codes_exploded);$loop++)
-// {
-// $input_file_buffer=preg_replace("/(".$pcboard_strip_codes_exploded[$loop].")/","",$input_file_buffer);
-// }
-//
-//
-//
-///*****************************************************************************/
///* PROCESS PCB */
///*****************************************************************************/
//
@@ -2371,6 +2392,42 @@ void alXbinLoader(char *input, char output[], char bits[])
gdImageDestroy(im_InvertFont);
}
+// recursive string replacement
+char *str_replace(const char *string, const char *substr, const char *replacement)
+{
+ char *tok = NULL;
+ char *newstr = NULL;
+ char *oldstr = NULL;
+ char *head = NULL;
+
+ // if either substr or replacement is NULL, duplicate string and let caller handle it
+ if (substr == NULL || replacement == NULL) return strdup(string);
+ newstr = strdup(string);
+ head = newstr;
+
+ while ((tok = strstr(head, substr)))
+ {
+ oldstr = newstr;
+ newstr = malloc(strlen(oldstr) - strlen(substr) + strlen(replacement) + 1);
+
+ // failed to allocate memory, free old string and return NULL
+ if (newstr == NULL) {
+ free (oldstr);
+ return NULL;
+ }
+ memcpy (newstr, oldstr, tok - oldstr);
+ memcpy (newstr + (tok - oldstr), replacement, strlen (replacement));
+ memcpy (newstr + (tok - oldstr) + strlen(replacement),
+ tok + strlen (substr), strlen (oldstr) - strlen (substr) - (tok - oldstr));
+ memset (newstr + strlen (oldstr) - strlen (substr) + strlen (replacement) , 0, 1);
+
+ // move back head right after the last replacement
+ head = newstr + (tok - oldstr) + strlen(replacement);
+ free (oldstr);
+ }
+ return newstr;
+}
+
// Reads SAUCE via a filename.
sauce *sauceReadFileName(char *fileName)
{
diff --git a/ansilove/ansilove.h b/ansilove/ansilove.h
@@ -43,6 +43,9 @@ void alIcedrawLoader(char *input, char output[], char bits[], bool fileHasSAUCE)
void alTundraLoader(char *input, char output[], char font[], char bits[]);
void alXbinLoader(char *input, char output[], char bits[]);
+// helper functions
+char *str_replace(const char *string, const char *substr, const char *replacement);
+
// sauce records
#define RECORD_SIZE 128
#define COMMENT_SIZE 64
