*/\r
package jalview.util;\r
\r
-\r
-\r
/**\r
* DOCUMENT ME!\r
*\r
*/\r
public class Format\r
{\r
- private int width;\r
- private int precision;\r
- private String pre;\r
- private String post;\r
- private boolean leading_zeroes;\r
- private boolean show_plus;\r
- private boolean alternate;\r
- private boolean show_space;\r
- private boolean left_align;\r
- private char fmt; // one of cdeEfgGiosxXos\r
-\r
- /**\r
- * Creates a new Format object.\r
- *\r
- * @param s DOCUMENT ME!\r
- */\r
- public Format(String s)\r
- {\r
- width = 0;\r
- precision = -1;\r
- pre = "";\r
- post = "";\r
- leading_zeroes = false;\r
- show_plus = false;\r
- alternate = false;\r
- show_space = false;\r
- left_align = false;\r
- fmt = ' ';\r
-\r
- int length = s.length();\r
- int parse_state = 0;\r
-\r
- // 0 = prefix, 1 = flags, 2 = width, 3 = precision,\r
- // 4 = format, 5 = end\r
- int i = 0;\r
-\r
- while (parse_state == 0)\r
- {\r
- if (i >= length)\r
- {\r
- parse_state = 5;\r
- }\r
- else if (s.charAt(i) == '%')\r
- {\r
- if (i < (length - 1))\r
- {\r
- if (s.charAt(i + 1) == '%')\r
- {\r
- pre = pre + '%';\r
- i++;\r
- }\r
- else\r
- {\r
- parse_state = 1;\r
- }\r
- }\r
- else\r
- {\r
- throw new java.lang.IllegalArgumentException();\r
- }\r
- }\r
- else\r
- {\r
- pre = pre + s.charAt(i);\r
- }\r
-\r
- i++;\r
- }\r
-\r
- while (parse_state == 1)\r
- {\r
- if (i >= length)\r
- {\r
- parse_state = 5;\r
- }\r
- else if (s.charAt(i) == ' ')\r
- {\r
- show_space = true;\r
- }\r
- else if (s.charAt(i) == '-')\r
- {\r
- left_align = true;\r
- }\r
- else if (s.charAt(i) == '+')\r
- {\r
- show_plus = true;\r
- }\r
- else if (s.charAt(i) == '0')\r
- {\r
- leading_zeroes = true;\r
- }\r
- else if (s.charAt(i) == '#')\r
- {\r
- alternate = true;\r
- }\r
- else\r
- {\r
- parse_state = 2;\r
- i--;\r
- }\r
-\r
+ private int width;\r
+ private int precision;\r
+ private String pre;\r
+ private String post;\r
+ private boolean leading_zeroes;\r
+ private boolean show_plus;\r
+ private boolean alternate;\r
+ private boolean show_space;\r
+ private boolean left_align;\r
+ private char fmt; // one of cdeEfgGiosxXos\r
+\r
+ /**\r
+ * Creates a new Format object.\r
+ *\r
+ * @param s DOCUMENT ME!\r
+ */\r
+ public Format(String s)\r
+ {\r
+ width = 0;\r
+ precision = -1;\r
+ pre = "";\r
+ post = "";\r
+ leading_zeroes = false;\r
+ show_plus = false;\r
+ alternate = false;\r
+ show_space = false;\r
+ left_align = false;\r
+ fmt = ' ';\r
+\r
+ int length = s.length();\r
+ int parse_state = 0;\r
+\r
+ // 0 = prefix, 1 = flags, 2 = width, 3 = precision,\r
+ // 4 = format, 5 = end\r
+ int i = 0;\r
+\r
+ while (parse_state == 0)\r
+ {\r
+ if (i >= length)\r
+ {\r
+ parse_state = 5;\r
+ }\r
+ else if (s.charAt(i) == '%')\r
+ {\r
+ if (i < (length - 1))\r
+ {\r
+ if (s.charAt(i + 1) == '%')\r
+ {\r
+ pre = pre + '%';\r
i++;\r
+ }\r
+ else\r
+ {\r
+ parse_state = 1;\r
+ }\r
}\r
-\r
- while (parse_state == 2)\r
+ else\r
{\r
- if (i >= length)\r
- {\r
- parse_state = 5;\r
- }\r
- else if (('0' <= s.charAt(i)) && (s.charAt(i) <= '9'))\r
- {\r
- width = ((width * 10) + s.charAt(i)) - '0';\r
- i++;\r
- }\r
- else if (s.charAt(i) == '.')\r
- {\r
- parse_state = 3;\r
- precision = 0;\r
- i++;\r
- }\r
- else\r
- {\r
- parse_state = 4;\r
- }\r
+ throw new java.lang.IllegalArgumentException();\r
}\r
+ }\r
+ else\r
+ {\r
+ pre = pre + s.charAt(i);\r
+ }\r
\r
- while (parse_state == 3)\r
- {\r
- if (i >= length)\r
- {\r
- parse_state = 5;\r
- }\r
- else if (('0' <= s.charAt(i)) && (s.charAt(i) <= '9'))\r
- {\r
- precision = ((precision * 10) + s.charAt(i)) - '0';\r
- i++;\r
- }\r
- else\r
- {\r
- parse_state = 4;\r
- }\r
- }\r
+ i++;\r
+ }\r
\r
- if (parse_state == 4)\r
- {\r
- if (i >= length)\r
- {\r
- parse_state = 5;\r
- }\r
- else\r
- {\r
- fmt = s.charAt(i);\r
- }\r
+ while (parse_state == 1)\r
+ {\r
+ if (i >= length)\r
+ {\r
+ parse_state = 5;\r
+ }\r
+ else if (s.charAt(i) == ' ')\r
+ {\r
+ show_space = true;\r
+ }\r
+ else if (s.charAt(i) == '-')\r
+ {\r
+ left_align = true;\r
+ }\r
+ else if (s.charAt(i) == '+')\r
+ {\r
+ show_plus = true;\r
+ }\r
+ else if (s.charAt(i) == '0')\r
+ {\r
+ leading_zeroes = true;\r
+ }\r
+ else if (s.charAt(i) == '#')\r
+ {\r
+ alternate = true;\r
+ }\r
+ else\r
+ {\r
+ parse_state = 2;\r
+ i--;\r
+ }\r
+\r
+ i++;\r
+ }\r
\r
- i++;\r
- }\r
+ while (parse_state == 2)\r
+ {\r
+ if (i >= length)\r
+ {\r
+ parse_state = 5;\r
+ }\r
+ else if ( ('0' <= s.charAt(i)) && (s.charAt(i) <= '9'))\r
+ {\r
+ width = ( (width * 10) + s.charAt(i)) - '0';\r
+ i++;\r
+ }\r
+ else if (s.charAt(i) == '.')\r
+ {\r
+ parse_state = 3;\r
+ precision = 0;\r
+ i++;\r
+ }\r
+ else\r
+ {\r
+ parse_state = 4;\r
+ }\r
+ }\r
\r
- if (i < length)\r
- {\r
- post = s.substring(i, length);\r
- }\r
+ while (parse_state == 3)\r
+ {\r
+ if (i >= length)\r
+ {\r
+ parse_state = 5;\r
+ }\r
+ else if ( ('0' <= s.charAt(i)) && (s.charAt(i) <= '9'))\r
+ {\r
+ precision = ( (precision * 10) + s.charAt(i)) - '0';\r
+ i++;\r
+ }\r
+ else\r
+ {\r
+ parse_state = 4;\r
+ }\r
}\r
\r
- /**\r
- * Formats the number following printf conventions.\r
- * Main limitation: Can only handle one format parameter at a time\r
- * Use multiple Format objects to format more than one number\r
- * @param s the format string following printf conventions\r
- * The string has a prefix, a format code and a suffix. The prefix and suffix\r
- * become part of the formatted output. The format code directs the\r
- * formatting of the (single) parameter to be formatted. The code has the\r
- * following structure\r
- * <ul>\r
- * <li> a % (required)\r
- * <li> a modifier (optional)\r
- * <dl>\r
- * <dt> + <dd> forces display of + for positive numbers\r
- * <dt> 0 <dd> show leading zeroes\r
- * <dt> - <dd> align left in the field\r
- * <dt> space <dd> prepend a space in front of positive numbers\r
- * <dt> # <dd> use "alternate" format. Add 0 or 0x for octal or hexadecimal numbers. Don't suppress trailing zeroes in general floating point format.\r
- * </dl>\r
- * <li> an integer denoting field width (optional)\r
- * <li> a period followed by an integer denoting precision (optional)\r
- * <li> a format descriptor (required)\r
- * <dl>\r
- * <dt>f <dd> floating point number in fixed format\r
- * <dt>e, E <dd> floating point number in exponential notation (scientific format). The E format results in an uppercase E for the exponent (1.14130E+003), the e format in a lowercase e.\r
- * <dt>g, G <dd> floating point number in general format (fixed format for small numbers, exponential format for large numbers). Trailing zeroes are suppressed. The G format results in an uppercase E for the exponent (if any), the g format in a lowercase e.\r
- * <dt>d, i <dd> integer in decimal\r
- * <dt>x <dd> integer in hexadecimal\r
- * <dt>o <dd> integer in octal\r
- * <dt>s <dd> string\r
- * <dt>c <dd> character\r
- * </dl>\r
- * </ul>\r
- * @exception IllegalArgumentException if bad format\r
- *\r
- */\r
- public static String getHexString(java.awt.Color color)\r
- {\r
- String r;\r
- String g;\r
- String b;\r
- r = Integer.toHexString(color.getRed());\r
-\r
- if (r.length() < 2)\r
- {\r
- r = "0" + r;\r
- }\r
+ if (parse_state == 4)\r
+ {\r
+ if (i >= length)\r
+ {\r
+ parse_state = 5;\r
+ }\r
+ else\r
+ {\r
+ fmt = s.charAt(i);\r
+ }\r
+\r
+ i++;\r
+ }\r
\r
- g = Integer.toHexString(color.getGreen());\r
+ if (i < length)\r
+ {\r
+ post = s.substring(i, length);\r
+ }\r
+ }\r
+\r
+ /**\r
+ * Formats the number following printf conventions.\r
+ * Main limitation: Can only handle one format parameter at a time\r
+ * Use multiple Format objects to format more than one number\r
+ * @param s the format string following printf conventions\r
+ * The string has a prefix, a format code and a suffix. The prefix and suffix\r
+ * become part of the formatted output. The format code directs the\r
+ * formatting of the (single) parameter to be formatted. The code has the\r
+ * following structure\r
+ * <ul>\r
+ * <li> a % (required)\r
+ * <li> a modifier (optional)\r
+ * <dl>\r
+ * <dt> + <dd> forces display of + for positive numbers\r
+ * <dt> 0 <dd> show leading zeroes\r
+ * <dt> - <dd> align left in the field\r
+ * <dt> space <dd> prepend a space in front of positive numbers\r
+ * <dt> # <dd> use "alternate" format. Add 0 or 0x for octal or hexadecimal numbers. Don't suppress trailing zeroes in general floating point format.\r
+ * </dl>\r
+ * <li> an integer denoting field width (optional)\r
+ * <li> a period followed by an integer denoting precision (optional)\r
+ * <li> a format descriptor (required)\r
+ * <dl>\r
+ * <dt>f <dd> floating point number in fixed format\r
+ * <dt>e, E <dd> floating point number in exponential notation (scientific format). The E format results in an uppercase E for the exponent (1.14130E+003), the e format in a lowercase e.\r
+ * <dt>g, G <dd> floating point number in general format (fixed format for small numbers, exponential format for large numbers). Trailing zeroes are suppressed. The G format results in an uppercase E for the exponent (if any), the g format in a lowercase e.\r
+ * <dt>d, i <dd> integer in decimal\r
+ * <dt>x <dd> integer in hexadecimal\r
+ * <dt>o <dd> integer in octal\r
+ * <dt>s <dd> string\r
+ * <dt>c <dd> character\r
+ * </dl>\r
+ * </ul>\r
+ * @exception IllegalArgumentException if bad format\r
+ *\r
+ */\r
+ public static String getHexString(java.awt.Color color)\r
+ {\r
+ String r;\r
+ String g;\r
+ String b;\r
+ r = Integer.toHexString(color.getRed());\r
+\r
+ if (r.length() < 2)\r
+ {\r
+ r = "0" + r;\r
+ }\r
\r
- if (g.length() < 2)\r
- {\r
- g = "0" + g;\r
- }\r
+ g = Integer.toHexString(color.getGreen());\r
\r
- b = Integer.toHexString(color.getBlue());\r
+ if (g.length() < 2)\r
+ {\r
+ g = "0" + g;\r
+ }\r
\r
- if (b.length() < 2)\r
- {\r
- b = "0" + b;\r
- }\r
+ b = Integer.toHexString(color.getBlue());\r
\r
- return r + g + b;\r
+ if (b.length() < 2)\r
+ {\r
+ b = "0" + b;\r
}\r
\r
- /**\r
- * prints a formatted number following printf conventions\r
- * @param s a PrintStream\r
- * @param fmt the format string\r
- * @param x the double to print\r
- */\r
- public static void print(java.io.PrintStream s, String fmt, double x)\r
+ return r + g + b;\r
+ }\r
+\r
+ /**\r
+ * prints a formatted number following printf conventions\r
+ * @param s a PrintStream\r
+ * @param fmt the format string\r
+ * @param x the double to print\r
+ */\r
+ public static void print(java.io.PrintStream s, String fmt, double x)\r
+ {\r
+ s.print(new Format(fmt).form(x));\r
+ }\r
+\r
+ /**\r
+ * prints a formatted number following printf conventions\r
+ * @param s a PrintStream\r
+ * @param fmt the format string\r
+ * @param x the long to print\r
+ */\r
+ public static void print(java.io.PrintStream s, String fmt, long x)\r
+ {\r
+ s.print(new Format(fmt).form(x));\r
+ }\r
+\r
+ /**\r
+ * prints a formatted number following printf conventions\r
+ * @param s a PrintStream\r
+ * @param fmt the format string\r
+ * @param x the character to\r
+ */\r
+ public static void print(java.io.PrintStream s, String fmt, char x)\r
+ {\r
+ s.print(new Format(fmt).form(x));\r
+ }\r
+\r
+ /**\r
+ * prints a formatted number following printf conventions\r
+ * @param s a PrintStream, fmt the format string\r
+ * @param x a string that represents the digits to print\r
+ */\r
+ public static void print(java.io.PrintStream s, String fmt, String x)\r
+ {\r
+ s.print(new Format(fmt).form(x));\r
+ }\r
+\r
+ /**\r
+ * Converts a string of digits (decimal, octal or hex) to an integer\r
+ * @param s a string\r
+ * @return the numeric value of the prefix of s representing a base 10 integer\r
+ */\r
+ public static int atoi(String s)\r
+ {\r
+ return (int) atol(s);\r
+ }\r
+\r
+ /**\r
+ * Converts a string of digits (decimal, octal or hex) to a long integer\r
+ * @param s a string\r
+ * @return the numeric value of the prefix of s representing a base 10 integer\r
+ */\r
+ public static long atol(String s)\r
+ {\r
+ int i = 0;\r
+\r
+ while ( (i < s.length()) && Character.isWhitespace(s.charAt(i)))\r
{\r
- s.print(new Format(fmt).form(x));\r
+ i++;\r
}\r
\r
- /**\r
- * prints a formatted number following printf conventions\r
- * @param s a PrintStream\r
- * @param fmt the format string\r
- * @param x the long to print\r
- */\r
- public static void print(java.io.PrintStream s, String fmt, long x)\r
+ if ( (i < s.length()) && (s.charAt(i) == '0'))\r
{\r
- s.print(new Format(fmt).form(x));\r
+ if ( ( (i + 1) < s.length()) &&\r
+ ( (s.charAt(i + 1) == 'x') || (s.charAt(i + 1) == 'X')))\r
+ {\r
+ return parseLong(s.substring(i + 2), 16);\r
+ }\r
+ else\r
+ {\r
+ return parseLong(s, 8);\r
+ }\r
}\r
-\r
- /**\r
- * prints a formatted number following printf conventions\r
- * @param s a PrintStream\r
- * @param fmt the format string\r
- * @param x the character to\r
- */\r
- public static void print(java.io.PrintStream s, String fmt, char x)\r
+ else\r
{\r
- s.print(new Format(fmt).form(x));\r
+ return parseLong(s, 10);\r
}\r
-\r
- /**\r
- * prints a formatted number following printf conventions\r
- * @param s a PrintStream, fmt the format string\r
- * @param x a string that represents the digits to print\r
- */\r
- public static void print(java.io.PrintStream s, String fmt, String x)\r
+ }\r
+\r
+ /**\r
+ * DOCUMENT ME!\r
+ *\r
+ * @param s DOCUMENT ME!\r
+ * @param base DOCUMENT ME!\r
+ *\r
+ * @return DOCUMENT ME!\r
+ */\r
+ private static long parseLong(String s, int base)\r
+ {\r
+ int i = 0;\r
+ int sign = 1;\r
+ long r = 0;\r
+\r
+ while ( (i < s.length()) && Character.isWhitespace(s.charAt(i)))\r
{\r
- s.print(new Format(fmt).form(x));\r
+ i++;\r
}\r
\r
- /**\r
- * Converts a string of digits (decimal, octal or hex) to an integer\r
- * @param s a string\r
- * @return the numeric value of the prefix of s representing a base 10 integer\r
- */\r
- public static int atoi(String s)\r
+ if ( (i < s.length()) && (s.charAt(i) == '-'))\r
{\r
- return (int) atol(s);\r
+ sign = -1;\r
+ i++;\r
}\r
-\r
- /**\r
- * Converts a string of digits (decimal, octal or hex) to a long integer\r
- * @param s a string\r
- * @return the numeric value of the prefix of s representing a base 10 integer\r
- */\r
- public static long atol(String s)\r
+ else if ( (i < s.length()) && (s.charAt(i) == '+'))\r
{\r
- int i = 0;\r
-\r
- while ((i < s.length()) && Character.isWhitespace(s.charAt(i)))\r
- i++;\r
-\r
- if ((i < s.length()) && (s.charAt(i) == '0'))\r
- {\r
- if (((i + 1) < s.length()) &&\r
- ((s.charAt(i + 1) == 'x') || (s.charAt(i + 1) == 'X')))\r
- {\r
- return parseLong(s.substring(i + 2), 16);\r
- }\r
- else\r
- {\r
- return parseLong(s, 8);\r
- }\r
- }\r
- else\r
- {\r
- return parseLong(s, 10);\r
- }\r
+ i++;\r
}\r
\r
- /**\r
- * DOCUMENT ME!\r
- *\r
- * @param s DOCUMENT ME!\r
- * @param base DOCUMENT ME!\r
- *\r
- * @return DOCUMENT ME!\r
- */\r
- private static long parseLong(String s, int base)\r
+ while (i < s.length())\r
{\r
- int i = 0;\r
- int sign = 1;\r
- long r = 0;\r
-\r
- while ((i < s.length()) && Character.isWhitespace(s.charAt(i)))\r
- i++;\r
-\r
- if ((i < s.length()) && (s.charAt(i) == '-'))\r
- {\r
- sign = -1;\r
- i++;\r
- }\r
- else if ((i < s.length()) && (s.charAt(i) == '+'))\r
- {\r
- i++;\r
- }\r
-\r
- while (i < s.length())\r
- {\r
- char ch = s.charAt(i);\r
-\r
- if (('0' <= ch) && (ch < ('0' + base)))\r
- {\r
- r = ((r * base) + ch) - '0';\r
- }\r
- else if (('A' <= ch) && (ch < (('A' + base) - 10)))\r
- {\r
- r = ((r * base) + ch) - 'A' + 10;\r
- }\r
- else if (('a' <= ch) && (ch < (('a' + base) - 10)))\r
- {\r
- r = ((r * base) + ch) - 'a' + 10;\r
- }\r
- else\r
- {\r
- return r * sign;\r
- }\r
-\r
- i++;\r
- }\r
-\r
+ char ch = s.charAt(i);\r
+\r
+ if ( ('0' <= ch) && (ch < ('0' + base)))\r
+ {\r
+ r = ( (r * base) + ch) - '0';\r
+ }\r
+ else if ( ('A' <= ch) && (ch < ( ('A' + base) - 10)))\r
+ {\r
+ r = ( (r * base) + ch) - 'A' + 10;\r
+ }\r
+ else if ( ('a' <= ch) && (ch < ( ('a' + base) - 10)))\r
+ {\r
+ r = ( (r * base) + ch) - 'a' + 10;\r
+ }\r
+ else\r
+ {\r
return r * sign;\r
+ }\r
+\r
+ i++;\r
}\r
\r
- /**\r
- * Converts a string of digits to an double\r
- * @param s a string\r
- */\r
- public static double atof(String s)\r
+ return r * sign;\r
+ }\r
+\r
+ /**\r
+ * Converts a string of digits to an double\r
+ * @param s a string\r
+ */\r
+ public static double atof(String s)\r
+ {\r
+ int i = 0;\r
+ int sign = 1;\r
+ double r = 0; // integer part\r
+ //double f = 0; // fractional part\r
+ double p = 1; // exponent of fractional part\r
+ int state = 0; // 0 = int part, 1 = frac part\r
+\r
+ while ( (i < s.length()) && Character.isWhitespace(s.charAt(i)))\r
{\r
- int i = 0;\r
- int sign = 1;\r
- double r = 0; // integer part\r
- //double f = 0; // fractional part\r
- double p = 1; // exponent of fractional part\r
- int state = 0; // 0 = int part, 1 = frac part\r
-\r
- while ((i < s.length()) && Character.isWhitespace(s.charAt(i)))\r
- i++;\r
-\r
- if ((i < s.length()) && (s.charAt(i) == '-'))\r
- {\r
- sign = -1;\r
- i++;\r
- }\r
- else if ((i < s.length()) && (s.charAt(i) == '+'))\r
- {\r
- i++;\r
- }\r
-\r
- while (i < s.length())\r
- {\r
- char ch = s.charAt(i);\r
-\r
- if (('0' <= ch) && (ch <= '9'))\r
- {\r
- if (state == 0)\r
- {\r
- r = ((r * 10) + ch) - '0';\r
- }\r
- else if (state == 1)\r
- {\r
- p = p / 10;\r
- r = r + (p * (ch - '0'));\r
- }\r
- }\r
- else if (ch == '.')\r
- {\r
- if (state == 0)\r
- {\r
- state = 1;\r
- }\r
- else\r
- {\r
- return sign * r;\r
- }\r
- }\r
- else if ((ch == 'e') || (ch == 'E'))\r
- {\r
- long e = (int) parseLong(s.substring(i + 1), 10);\r
-\r
- return sign * r * Math.pow(10, e);\r
- }\r
- else\r
- {\r
- return sign * r;\r
- }\r
-\r
- i++;\r
- }\r
-\r
- return sign * r;\r
+ i++;\r
}\r
\r
- /**\r
- * Formats a double into a string (like sprintf in C)\r
- * @param x the number to format\r
- * @return the formatted string\r
- * @exception IllegalArgumentException if bad argument\r
- */\r
- public String form(double x)\r
+ if ( (i < s.length()) && (s.charAt(i) == '-'))\r
{\r
- String r;\r
-\r
- if (precision < 0)\r
- {\r
- precision = 6;\r
- }\r
-\r
- int s = 1;\r
-\r
- if (x < 0)\r
- {\r
- x = -x;\r
- s = -1;\r
- }\r
-\r
- if (fmt == 'f')\r
- {\r
- r = fixed_format(x);\r
- }\r
- else if ((fmt == 'e') || (fmt == 'E') || (fmt == 'g') || (fmt == 'G'))\r
- {\r
- r = exp_format(x);\r
- }\r
- else\r
- {\r
- throw new java.lang.IllegalArgumentException();\r
- }\r
-\r
- return pad(sign(s, r));\r
+ sign = -1;\r
+ i++;\r
+ }\r
+ else if ( (i < s.length()) && (s.charAt(i) == '+'))\r
+ {\r
+ i++;\r
}\r
\r
- /**\r
- * Formats a long integer into a string (like sprintf in C)\r
- * @param x the number to format\r
- * @return the formatted string\r
- */\r
- public String form(long x)\r
+ while (i < s.length())\r
{\r
- String r;\r
- int s = 0;\r
+ char ch = s.charAt(i);\r
\r
- if ((fmt == 'd') || (fmt == 'i'))\r
- {\r
- if (x < 0)\r
- {\r
- r = ("" + x).substring(1);\r
- s = -1;\r
- }\r
- else\r
- {\r
- r = "" + x;\r
- s = 1;\r
- }\r
- }\r
- else if (fmt == 'o')\r
+ if ( ('0' <= ch) && (ch <= '9'))\r
+ {\r
+ if (state == 0)\r
{\r
- r = convert(x, 3, 7, "01234567");\r
+ r = ( (r * 10) + ch) - '0';\r
}\r
- else if (fmt == 'x')\r
+ else if (state == 1)\r
{\r
- r = convert(x, 4, 15, "0123456789abcdef");\r
+ p = p / 10;\r
+ r = r + (p * (ch - '0'));\r
}\r
- else if (fmt == 'X')\r
+ }\r
+ else if (ch == '.')\r
+ {\r
+ if (state == 0)\r
{\r
- r = convert(x, 4, 15, "0123456789ABCDEF");\r
+ state = 1;\r
}\r
else\r
{\r
- throw new java.lang.IllegalArgumentException();\r
+ return sign * r;\r
}\r
+ }\r
+ else if ( (ch == 'e') || (ch == 'E'))\r
+ {\r
+ long e = (int) parseLong(s.substring(i + 1), 10);\r
\r
- return pad(sign(s, r));\r
- }\r
+ return sign * r * Math.pow(10, e);\r
+ }\r
+ else\r
+ {\r
+ return sign * r;\r
+ }\r
\r
- /**\r
- * Formats a character into a string (like sprintf in C)\r
- * @param x the value to format\r
- * @return the formatted string\r
- */\r
- public String form(char c)\r
- {\r
- if (fmt != 'c')\r
- {\r
- throw new java.lang.IllegalArgumentException();\r
- }\r
+ i++;\r
+ }\r
\r
- String r = "" + c;\r
+ return sign * r;\r
+ }\r
\r
- return pad(r);\r
- }\r
+ /**\r
+ * Formats a double into a string (like sprintf in C)\r
+ * @param x the number to format\r
+ * @return the formatted string\r
+ * @exception IllegalArgumentException if bad argument\r
+ */\r
+ public String form(double x)\r
+ {\r
+ String r;\r
\r
- /**\r
- * Formats a string into a larger string (like sprintf in C)\r
- * @param x the value to format\r
- * @return the formatted string\r
- */\r
- public String form(String s)\r
+ if (precision < 0)\r
{\r
- if (fmt != 's')\r
- {\r
- throw new java.lang.IllegalArgumentException();\r
- }\r
+ precision = 6;\r
+ }\r
\r
- if (precision >= 0)\r
- {\r
- s = s.substring(0, precision);\r
- }\r
+ int s = 1;\r
\r
- return pad(s);\r
+ if (x < 0)\r
+ {\r
+ x = -x;\r
+ s = -1;\r
}\r
\r
- /**\r
- * DOCUMENT ME!\r
- *\r
- * @param c DOCUMENT ME!\r
- * @param n DOCUMENT ME!\r
- *\r
- * @return DOCUMENT ME!\r
- */\r
- private static String repeat(char c, int n)\r
+ if (fmt == 'f')\r
{\r
- if (n <= 0)\r
- {\r
- return "";\r
- }\r
+ r = fixed_format(x);\r
+ }\r
+ else if ( (fmt == 'e') || (fmt == 'E') || (fmt == 'g') || (fmt == 'G'))\r
+ {\r
+ r = exp_format(x);\r
+ }\r
+ else\r
+ {\r
+ throw new java.lang.IllegalArgumentException();\r
+ }\r
\r
- StringBuffer s = new StringBuffer(n);\r
+ return pad(sign(s, r));\r
+ }\r
\r
- for (int i = 0; i < n; i++)\r
- s.append(c);\r
+ /**\r
+ * Formats a long integer into a string (like sprintf in C)\r
+ * @param x the number to format\r
+ * @return the formatted string\r
+ */\r
+ public String form(long x)\r
+ {\r
+ String r;\r
+ int s = 0;\r
\r
- return s.toString();\r
+ if ( (fmt == 'd') || (fmt == 'i'))\r
+ {\r
+ if (x < 0)\r
+ {\r
+ r = ("" + x).substring(1);\r
+ s = -1;\r
+ }\r
+ else\r
+ {\r
+ r = "" + x;\r
+ s = 1;\r
+ }\r
+ }\r
+ else if (fmt == 'o')\r
+ {\r
+ r = convert(x, 3, 7, "01234567");\r
+ }\r
+ else if (fmt == 'x')\r
+ {\r
+ r = convert(x, 4, 15, "0123456789abcdef");\r
+ }\r
+ else if (fmt == 'X')\r
+ {\r
+ r = convert(x, 4, 15, "0123456789ABCDEF");\r
+ }\r
+ else\r
+ {\r
+ throw new java.lang.IllegalArgumentException();\r
}\r
\r
- /**\r
- * DOCUMENT ME!\r
- *\r
- * @param x DOCUMENT ME!\r
- * @param n DOCUMENT ME!\r
- * @param m DOCUMENT ME!\r
- * @param d DOCUMENT ME!\r
- *\r
- * @return DOCUMENT ME!\r
- */\r
- private static String convert(long x, int n, int m, String d)\r
+ return pad(sign(s, r));\r
+ }\r
+\r
+ /**\r
+ * Formats a character into a string (like sprintf in C)\r
+ * @param x the value to format\r
+ * @return the formatted string\r
+ */\r
+ public String form(char c)\r
+ {\r
+ if (fmt != 'c')\r
{\r
- if (x == 0)\r
- {\r
- return "0";\r
- }\r
+ throw new java.lang.IllegalArgumentException();\r
+ }\r
\r
- String r = "";\r
+ String r = "" + c;\r
\r
- while (x != 0)\r
- {\r
- r = d.charAt((int) (x & m)) + r;\r
- x = x >>> n;\r
- }\r
+ return pad(r);\r
+ }\r
\r
- return r;\r
+ /**\r
+ * Formats a string into a larger string (like sprintf in C)\r
+ * @param x the value to format\r
+ * @return the formatted string\r
+ */\r
+ public String form(String s)\r
+ {\r
+ if (fmt != 's')\r
+ {\r
+ throw new java.lang.IllegalArgumentException();\r
}\r
\r
- /**\r
- * DOCUMENT ME!\r
- *\r
- * @param r DOCUMENT ME!\r
- *\r
- * @return DOCUMENT ME!\r
- */\r
- private String pad(String r)\r
+ if (precision >= 0)\r
{\r
- String p = repeat(' ', width - r.length());\r
-\r
- if (left_align)\r
- {\r
- return pre + r + p + post;\r
- }\r
- else\r
- {\r
- return pre + p + r + post;\r
- }\r
+ s = s.substring(0, precision);\r
}\r
\r
- /**\r
- * DOCUMENT ME!\r
- *\r
- * @param s DOCUMENT ME!\r
- * @param r DOCUMENT ME!\r
- *\r
- * @return DOCUMENT ME!\r
- */\r
- private String sign(int s, String r)\r
+ return pad(s);\r
+ }\r
+\r
+ /**\r
+ * DOCUMENT ME!\r
+ *\r
+ * @param c DOCUMENT ME!\r
+ * @param n DOCUMENT ME!\r
+ *\r
+ * @return DOCUMENT ME!\r
+ */\r
+ private static String repeat(char c, int n)\r
+ {\r
+ if (n <= 0)\r
{\r
- String p = "";\r
+ return "";\r
+ }\r
\r
- if (s < 0)\r
- {\r
- p = "-";\r
- }\r
- else if (s > 0)\r
- {\r
- if (show_plus)\r
- {\r
- p = "+";\r
- }\r
- else if (show_space)\r
- {\r
- p = " ";\r
- }\r
- }\r
- else\r
- {\r
- if ((fmt == 'o') && alternate && (r.length() > 0) &&\r
- (r.charAt(0) != '0'))\r
- {\r
- p = "0";\r
- }\r
- else if ((fmt == 'x') && alternate)\r
- {\r
- p = "0x";\r
- }\r
- else if ((fmt == 'X') && alternate)\r
- {\r
- p = "0X";\r
- }\r
- }\r
+ StringBuffer s = new StringBuffer(n);\r
\r
- int w = 0;\r
+ for (int i = 0; i < n; i++)\r
+ {\r
+ s.append(c);\r
+ }\r
\r
- if (leading_zeroes)\r
- {\r
- w = width;\r
- }\r
- else if (((fmt == 'd') || (fmt == 'i') || (fmt == 'x') || (fmt == 'X') ||\r
- (fmt == 'o')) && (precision > 0))\r
- {\r
- w = precision;\r
- }\r
+ return s.toString();\r
+ }\r
+\r
+ /**\r
+ * DOCUMENT ME!\r
+ *\r
+ * @param x DOCUMENT ME!\r
+ * @param n DOCUMENT ME!\r
+ * @param m DOCUMENT ME!\r
+ * @param d DOCUMENT ME!\r
+ *\r
+ * @return DOCUMENT ME!\r
+ */\r
+ private static String convert(long x, int n, int m, String d)\r
+ {\r
+ if (x == 0)\r
+ {\r
+ return "0";\r
+ }\r
\r
- return p + repeat('0', w - p.length() - r.length()) + r;\r
+ String r = "";\r
+\r
+ while (x != 0)\r
+ {\r
+ r = d.charAt( (int) (x & m)) + r;\r
+ x = x >>> n;\r
}\r
\r
- /**\r
- * DOCUMENT ME!\r
- *\r
- * @param d DOCUMENT ME!\r
- *\r
- * @return DOCUMENT ME!\r
- */\r
- private String fixed_format(double d)\r
+ return r;\r
+ }\r
+\r
+ /**\r
+ * DOCUMENT ME!\r
+ *\r
+ * @param r DOCUMENT ME!\r
+ *\r
+ * @return DOCUMENT ME!\r
+ */\r
+ private String pad(String r)\r
+ {\r
+ String p = repeat(' ', width - r.length());\r
+\r
+ if (left_align)\r
+ {\r
+ return pre + r + p + post;\r
+ }\r
+ else\r
+ {\r
+ return pre + p + r + post;\r
+ }\r
+ }\r
+\r
+ /**\r
+ * DOCUMENT ME!\r
+ *\r
+ * @param s DOCUMENT ME!\r
+ * @param r DOCUMENT ME!\r
+ *\r
+ * @return DOCUMENT ME!\r
+ */\r
+ private String sign(int s, String r)\r
+ {\r
+ String p = "";\r
+\r
+ if (s < 0)\r
+ {\r
+ p = "-";\r
+ }\r
+ else if (s > 0)\r
+ {\r
+ if (show_plus)\r
+ {\r
+ p = "+";\r
+ }\r
+ else if (show_space)\r
+ {\r
+ p = " ";\r
+ }\r
+ }\r
+ else\r
{\r
- boolean removeTrailing = ((fmt == 'G') || (fmt == 'g')) && !alternate;\r
+ if ( (fmt == 'o') && alternate && (r.length() > 0) &&\r
+ (r.charAt(0) != '0'))\r
+ {\r
+ p = "0";\r
+ }\r
+ else if ( (fmt == 'x') && alternate)\r
+ {\r
+ p = "0x";\r
+ }\r
+ else if ( (fmt == 'X') && alternate)\r
+ {\r
+ p = "0X";\r
+ }\r
+ }\r
\r
- // remove trailing zeroes and decimal point\r
- if (d > 0x7FFFFFFFFFFFFFFFL)\r
- {\r
- return exp_format(d);\r
- }\r
+ int w = 0;\r
\r
- if (precision == 0)\r
- {\r
- return (long) (d + 0.5) + (removeTrailing ? "" : ".");\r
- }\r
+ if (leading_zeroes)\r
+ {\r
+ w = width;\r
+ }\r
+ else if ( ( (fmt == 'd') || (fmt == 'i') || (fmt == 'x') || (fmt == 'X') ||\r
+ (fmt == 'o')) && (precision > 0))\r
+ {\r
+ w = precision;\r
+ }\r
\r
- long whole = (long) d;\r
- double fr = d - whole; // fractional part\r
+ return p + repeat('0', w - p.length() - r.length()) + r;\r
+ }\r
+\r
+ /**\r
+ * DOCUMENT ME!\r
+ *\r
+ * @param d DOCUMENT ME!\r
+ *\r
+ * @return DOCUMENT ME!\r
+ */\r
+ private String fixed_format(double d)\r
+ {\r
+ boolean removeTrailing = ( (fmt == 'G') || (fmt == 'g')) && !alternate;\r
+\r
+ // remove trailing zeroes and decimal point\r
+ if (d > 0x7FFFFFFFFFFFFFFFL)\r
+ {\r
+ return exp_format(d);\r
+ }\r
\r
- if ((fr >= 1) || (fr < 0))\r
- {\r
- return exp_format(d);\r
- }\r
+ if (precision == 0)\r
+ {\r
+ return (long) (d + 0.5) + (removeTrailing ? "" : ".");\r
+ }\r
\r
- double factor = 1;\r
- String leading_zeroes = "";\r
+ long whole = (long) d;\r
+ double fr = d - whole; // fractional part\r
\r
- for (int i = 1; (i <= precision) && (factor <= 0x7FFFFFFFFFFFFFFFL);\r
- i++)\r
- {\r
- factor *= 10;\r
- leading_zeroes = leading_zeroes + "0";\r
- }\r
+ if ( (fr >= 1) || (fr < 0))\r
+ {\r
+ return exp_format(d);\r
+ }\r
\r
- long l = (long) ((factor * fr) + 0.5);\r
+ double factor = 1;\r
+ String leading_zeroes = "";\r
\r
- if (l >= factor)\r
- {\r
- l = 0;\r
- whole++;\r
- }\r
+ for (int i = 1; (i <= precision) && (factor <= 0x7FFFFFFFFFFFFFFFL);\r
+ i++)\r
+ {\r
+ factor *= 10;\r
+ leading_zeroes = leading_zeroes + "0";\r
+ }\r
\r
- // CSH 10-25-97\r
- String z = leading_zeroes + l;\r
- z = "." + z.substring(z.length() - precision, z.length());\r
+ long l = (long) ( (factor * fr) + 0.5);\r
\r
- if (removeTrailing)\r
- {\r
- int t = z.length() - 1;\r
+ if (l >= factor)\r
+ {\r
+ l = 0;\r
+ whole++;\r
+ }\r
\r
- while ((t >= 0) && (z.charAt(t) == '0'))\r
- t--;\r
+ // CSH 10-25-97\r
+ String z = leading_zeroes + l;\r
+ z = "." + z.substring(z.length() - precision, z.length());\r
\r
- if ((t >= 0) && (z.charAt(t) == '.'))\r
- {\r
- t--;\r
- }\r
+ if (removeTrailing)\r
+ {\r
+ int t = z.length() - 1;\r
\r
- z = z.substring(0, t + 1);\r
- }\r
+ while ( (t >= 0) && (z.charAt(t) == '0'))\r
+ {\r
+ t--;\r
+ }\r
\r
- return whole + z;\r
+ if ( (t >= 0) && (z.charAt(t) == '.'))\r
+ {\r
+ t--;\r
+ }\r
+\r
+ z = z.substring(0, t + 1);\r
}\r
\r
- /**\r
- * DOCUMENT ME!\r
- *\r
- * @param d DOCUMENT ME!\r
- *\r
- * @return DOCUMENT ME!\r
- */\r
- private String exp_format(double d)\r
+ return whole + z;\r
+ }\r
+\r
+ /**\r
+ * DOCUMENT ME!\r
+ *\r
+ * @param d DOCUMENT ME!\r
+ *\r
+ * @return DOCUMENT ME!\r
+ */\r
+ private String exp_format(double d)\r
+ {\r
+ String f = "";\r
+ int e = 0;\r
+ double dd = d;\r
+ double factor = 1;\r
+\r
+ if (d != 0)\r
{\r
- String f = "";\r
- int e = 0;\r
- double dd = d;\r
- double factor = 1;\r
-\r
- if (d != 0)\r
- {\r
- while (dd > 10)\r
- {\r
- e++;\r
- factor /= 10;\r
- dd = dd / 10;\r
- }\r
-\r
- while (dd < 1)\r
- {\r
- e--;\r
- factor *= 10;\r
- dd = dd * 10;\r
- }\r
- }\r
-\r
- if (((fmt == 'g') || (fmt == 'G')) && (e >= -4) && (e < precision))\r
- {\r
- return fixed_format(d);\r
- }\r
+ while (dd > 10)\r
+ {\r
+ e++;\r
+ factor /= 10;\r
+ dd = dd / 10;\r
+ }\r
+\r
+ while (dd < 1)\r
+ {\r
+ e--;\r
+ factor *= 10;\r
+ dd = dd * 10;\r
+ }\r
+ }\r
\r
- d = d * factor;\r
- f = f + fixed_format(d);\r
+ if ( ( (fmt == 'g') || (fmt == 'G')) && (e >= -4) && (e < precision))\r
+ {\r
+ return fixed_format(d);\r
+ }\r
\r
- if ((fmt == 'e') || (fmt == 'g'))\r
- {\r
- f = f + "e";\r
- }\r
- else\r
- {\r
- f = f + "E";\r
- }\r
+ d = d * factor;\r
+ f = f + fixed_format(d);\r
\r
- String p = "000";\r
+ if ( (fmt == 'e') || (fmt == 'g'))\r
+ {\r
+ f = f + "e";\r
+ }\r
+ else\r
+ {\r
+ f = f + "E";\r
+ }\r
\r
- if (e >= 0)\r
- {\r
- f = f + "+";\r
- p = p + e;\r
- }\r
- else\r
- {\r
- f = f + "-";\r
- p = p + (-e);\r
- }\r
+ String p = "000";\r
\r
- return f + p.substring(p.length() - 3, p.length());\r
+ if (e >= 0)\r
+ {\r
+ f = f + "+";\r
+ p = p + e;\r
}\r
+ else\r
+ {\r
+ f = f + "-";\r
+ p = p + ( -e);\r
+ }\r
+\r
+ return f + p.substring(p.length() - 3, p.length());\r
+ }\r
}\r
git://source.jalview.org / jalview.git / blobdiff