mapas.public

Parameters

Name	Type	Mode
letters	text	IN
font	json	IN

Definition

DECLARE
  letterarray text[];
  letter text;
  geom geometry;
  prevgeom geometry = NULL;
  adjustment float8 = 0.0;
  position float8 = 0.0;
  text_height float8 = 100.0;
  width float8;
  m_width float8;
  spacing float8;
  dist float8;
  wordarr geometry[];
  wordgeom geometry;
  -- geometry has been run through replace(encode(st_astwkb(geom),'base64'), E'\n', '')
  font_default_height float8 = 1000.0;
  font_default json = '{
  "!":"BgACAQhUrgsTFOQCABQAExELiwi5AgAJiggBYQmJCgAOAg4CDAIOBAoEDAYKBgoGCggICAgICAgGCgYKBgoGCgQMBAoECgQMAgoADAIKAAoADAEKAAwBCgMKAQwDCgMKAwoFCAUKBwgHBgcIBwYJBgkECwYJBAsCDQILAg0CDQANAQ0BCwELAwsDCwUJBQkFCQcHBwcHBwcFCQUJBQkFCQMLAwkDCQMLAQkACwEJAAkACwIJAAsCCQQJAgsECQQJBAkGBwYJCAcIBQgHCAUKBQoDDAUKAQwDDgEMAQ4BDg==",
  "&":"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",
  "\"":"BgACAQUmwguEAgAAkwSDAgAAlAQBBfACAIACAACTBP8BAACUBA==",
  "''":"BgABAQUmwguEAgAAkwSDAgAAlAQ=",
  "(":"BgABAUOQBNwLDScNKw0rCysLLwsxCTEJMwc1BzcHNwM7AzsDPwE/AEEANwI1AjMEMwIzBjEGLwYvCC0ILQgrCCkKKQonCicMJbkCAAkqCSoHLAksBywFLgcuBS4FMAMwAzADMgEwATQBMgA0ADwCOgI6BDoEOAY4BjYINgg2CjQKMgoyCjIMMAwwDi7AAgA=",
  ")":"BgABAUMQ3Au6AgAOLQwvDC8KMQoxCjEKMwg1CDUGNQY3BDcEOQI5AjkAOwAzATEBMQExAy8DLwMvBS8FLQctBS0HKwktBykJKwkpswIADCYKKAooCioIKggsCC4ILgYwBjAGMgQ0AjQCNAI2ADgAQgFAAz4DPAM8BzgHOAc2CTQJMgsyCzALLg0sDSoNKg==",
  "+":"BgABAQ3IBOwGALcBuAEAANUBtwEAALcB0wEAALgBtwEAANYBuAEAALgB1AEA",
  "/":"BgABAQVCAoIDwAuyAgCFA78LrQIA",
  "4":"BgABAhDkBr4EkgEAEREApwJ/AADxARIR5QIAEhIA9AHdAwAA7ALIA9AG6gIAEREA8QYFqwIAAIIDwwH/AgABxAEA",
  "v":"BgABASDmA5AEPu4CROwBExb6AgAZFdMC0wgUFaECABIU0wLWCBcW+AIAExVE6wEEFQQXBBUEFwQVBBUEFwQVBBUEFwQVBBUEFwQXBBUEFwYA",
  ",":"BgABAWMYpAEADgIOAgwCDgQMBAoGDAYKBgoICAgICAgICAoGCgYKBAoEDAQKBAoCDAIKAgwCCgAKAAwACgEMAQoBCgMMAwoDCgUKBQgFCgUIBwYJCAcGCQYJBAsGCQQLAg0CCwINAg0AAwABAAMAAwADAQMAAwADAAMBBQAFAQcBBwEHAwcBCQMJAQsDCwMLAw0FDQMNBQ8FDwURBxMFEwkTBxcJFwkXswEAIMgBCQYJBgkGBwYJCAcIBQgHCgUKBQoFDAEMAwwBDgEOABA=",
  "-":"BgABAQUq0AMArALEBAAAqwLDBAA=",
  ".":"BgABAWFOrAEADgIOAg4CDgQMBAoGDAYKBgoICAgKCAgIBgoGCgYKBgoEDAQKBAwECgIMAAwCDAAMAAwBCgAMAQoDDAMKAwoDCgUKBQgFCgUIBwgJBgcICQYJBgsGCQQLAg0CDQINAA0ADQENAQ0BCwMNAwkFCwUJBQkHBwcJBwUHBwkFCQUJBQkDCwMJAwsDCQELAAsBCwALAAsCCQALAgkECwQJBAkECQYJBgcGBwgJBgcKBQgHCgUKBQwFCgEOAwwBDgEOAA4=",
  "0":"BgABAoMB+APaCxwAHAEaARoDFgMYBRYFFAcUBxIJEgkQCRALEAsOCwwNDA0MDQoPCg0IDwgPBhEGDwYRBA8EEQIRAhMCEQITABMA4QUAEQETAREBEQMRAxEFEQURBREHDwkPBw8JDwsNCw0LDQ0NDQsNCw8JEQkRCREJEwcTBxUFFQUVAxUDFwEXARkAGQAZAhcCFwQXBBUGEwYTCBMIEQoRCg8KDwoPDA0MDQ4NDgsOCQ4JEAkQBxAHEAUSBRIDEgMSAxIDEgESARQAEgDiBQASAhQCEgISBBIEEgYSBhIGEggQChAIEAoQDBAMDgwODg4ODA4MEgwQChIKEggUCBQIFgYWBBYGGAQYAhgCGgILZIcDHTZBEkMRHTUA4QUeOUITRBIePADiBQ==",
  "2":"BgABAWpUwALUA44GAAoBCAEKAQgDBgMGBQYFBgUEBwQFBAUCBwIHAgUABwAHAAUBBwMFAQcFBQMHBQUHBQcFBwMJAwkBCQELAQsAC68CAAAUAhIAFAISBBQCEgQUBBIEEgYUCBIGEAgSChAKEAoQDBAMDg4ODgwQDBIMEgoSChQIFggWCBgGGAQaAhwCHAIWABQBFgEUARQDFAMSAxQFEgUSBxIHEAkQCRALDgsODQ4NDA8KDwwRCBMKEwgTBhUGFwQXBBcEGwAbABsAHQEftwPJBdIDAACpAhIPzwYAFBIArgI=",
  "1":"BgABARCsBLALAJ0LEhERADcA2QEANwATABQSAOYIpwEAALgCERKEBAASABER",
  "3":"BgABAZ0B/gbEC/sB0QQOAwwBDAMMAwwFCgMKBQoFCgUIBwoFCAcICQgJBgkICQYLCAsECwYLBA0GDwINBA8CDwQRAhECEQITABUCFQAVAH0AEQETAREBEQETAxEDEQURBREFDwcRBw8JDwkNCQ8LDQsNDQsNCw0LDwsPCREJEQcRBxMFFQUVBRUDFwEXARkAGQAZAhkCFwQVBBUEEwYTCBEIEQgRCg0MDwoNDA0OCw4LDgkQCRAHEAkQBRAFEgUSAxIDFAMSAxYBFAEWARYAFqQCAAALAgkCCQQHAgcGBwYHBgUIBQYDCAMIAwYDCAEIAQgACAAIAAgCCAIIAgYCCAQIBAgGBgYEBgQIBAoCCgAKAAwAvAEABgEIAAYBBgMGAwQDBgMEBQQDBAUCBQQFAgUABwIFAJkBAACmAaIB3ALbAgAREQDmAhIRggYA",
  "5":"BgABAaAB0APgBxIAFAESABIBEgMSARADEgMQAxIFEAcOBRAHDgkOCQ4JDgsMCwwLCgsKDQoPCA0IDwgPBhEEEwYTAhMEFwIXABcAiQIAEwETABEBEQMTAxEDDwMRBQ8FDwUPBw8JDQcNCQ0LDQsLCwsNCw0JDwkPCREHEQcTBxMFEwMVAxcDGQEZARkAFwAVAhUCFQQTBBMGEwYRCBEIDwoPCg8KDQwNDA0MCw4LDgkOCRAJEAcOBxAHEgUQBRIDEAMSAxIBEgEUARIAFLgCAAAFAgUABQIFBAUCBQQDBAUEAwYDBgMIAwgBCAEIAQoACAAIAgYACAQGAgQEBgQEBAQGBAQCBgIGAgYCBgIIAAYA4AEABgEIAAYBBgMGAQQDBgMEAwQFBAMCBQQFAgUABwIFAPkBAG+OAQCCBRESAgAAAuYFABMRAK8CjQMAAJ8BNgA=",
  "7":"BgABAQrQBsILhQOvCxQR7wIAEhK+AvYIiwMAAKgCERKwBgA=",
  "6":"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",
  "8":"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",
  "9":"BgABAsYBpASeBBcFFQUXAxUDFQEVABMCFQITBBMEEwYRBhMGDwgRCg8KDwoNDA0OCwwNDgkQCRAJEAcSBxIFEgUSAxQBFAEUARYAlAICAAISAhICEgQSAhAGEgQQBhIGEAgSCA4IEAoOChAMDAwODAwODA4MEAoOChAKEAgSCBIIFAYUBBQGFgIYBBgCGgAWABYBFAEWAxQDEgUUBRIHEgcQCRIJEAkOCw4LDgsODQwNDA0MDwoPCg8IDwgRCBEGEQYRBhEEEQITAhECEwARAOEFAA8BEQEPAREDDwMPBREFDwUPBw8JDwcNCQ8LDQsLCw0NCw0LDQsNCw8JEQkPCREHEQcTBRMFEwUTARUBFQEXABkAFwIXAhcCFQQTBhMGEQYRCA8IDwgNCg8MCwoLDAsOCQ4JDgkQBxAHEAUQBRIFEgMSAxQDFAEUAxQAFgEWABamAgAACwIJAgkCCQIHBAcEBwYFBgUGAwYDBgMGAQgBBgEIAAgABgIIAgYCBgQGBAYEBgYGBgQIBAgECAIKAgoCCgAMAJgBDUXqBC8RFS0A3wEUKzARBgAwEhYsAOABEy4xEgMA",
  ":":"BgACAWE0rAEADgIOAg4CDgQMBAoGDAYKBgoICAgKCAgIBgoGCgYKBgoEDAQKBAwECgIMAAwCDAAMAAwBCgAMAQoDDAMKAwoDCgUKBQgFCgUIBwgJBgcICQYJBgsGCQQLAg0CDQINAA0ADQENAQ0BCwMNAwkFCwUJBQkHBwcJBwUHBwkFCQUJBQkDCwMJAwsDCQELAAsBCwALAAsCCQALAgkECwQJBAkECQYJBgcGBwgJBgcKBQgHCgUKBQwFCgEOAwwBDgEOAA4BYQDqBAAOAg4CDgIOBAwECgYMBgoGCggICAoICAgGCgYKBgoGCgQMBAoEDAQKAgwADAIMAAwADAEKAAwBCgMMAwoDCgMKBQoFCAUKBQgHCAkGBwgJBgkGCwYJBAsCDQINAg0ADQANAQ0BDQELAw0DCQULBQkFCQcHBwkHBQcHCQUJBQkFCQMLAwkDCwEJAwsACwELAAsACwIJAAsECQILBAkECQQJBgkGBwYHCAkGBwoFCAcKBQoFDAUKAQ4DDAEOAQ4ADg==",
  "x":"BgABARHmAoAJMIMBNLUBNrYBMIQB1AIA9QG/BI4CvwTVAgA5hgFBwAFFxwE1fdUCAI4CwATzAcAE1AIA",
  ";":"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",
  "=":"BgACAQUawAUA5gHEBAAA5QHDBAABBQC5AgDsAcQEAADrAcMEAA==",
  "B":"BgABA2e2BMQLFgAUARQBFAEUAxIDEgUSBRIFEAcQBxAJDgkOCQ4LDgsMCwwNDA0KDQgNCg0IDwYPBg8GDwQRBBEEEQIRAhMAEwAHAAkABwEHAAkBCQAHAQkBCQEHAQkBCQMJAwcDCQMJAwkFBwUJAwkHCQUHBQkHCQcJBwcHBwkHBwcJBwsHCQUQBQ4FDgcOCQ4JDAkMCwoNCg0IDwgRBhMEFQQXAhcCGwDJAQEvAysFJwklDSMPHREbFRkXFRsTHw8fCyUJJwcrAy0B6wMAEhIAoAsREuYDAAiRAYEElgEAKioSSA1EOR6JAQAA0wEJkAGPBSwSEiwAzAETKikSjwEAAMUCkAEA",
  "A":"BgABAg/KBfIBqQIAN98BEhHzAgAWEuwCngsREvwCABMR8gKdCxIR8QIAFBI54AEFlwGCBk3TA6ABAE3UAwMA",
  "?":"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",
  "C":"BgABAWmmA4ADAAUCBQAFAgUEBQIDBAUEAwQDBgMEAQYDBgEGAAgBBgDWAgAAwQLVAgATABMCEQITBBEEEQQRBhEIEQgPCA8KDwoNCg0MDQwNDAsOCw4LDgkOCxAHEAkQBxIHEgUSBRIDEgEUARIBFAAUAMIFABQCFAISBBQEEgQSBhIIEggSCBAKEAoQCg4MDgwODA4ODA4MDgwQDA4KEggQChIIEggSBhIGFAQSAhQCEgIUAMYCAADBAsUCAAUABwEFAAUBBQMDAQUDAwMDAwMFAQMDBQEFAAUBBwAFAMEF",
  "L":"BgABAQmcBhISEdkFABIQALQLwgIAAIEJ9AIAAK8C",
  "D":"BgABAkeyBMQLFAAUARIBFAESAxIDEgMSBRIFEAcQBxAHDgkOCQ4LDgsMCwwNDA0KDwoPCg8IDwgRCBEGEwQTBBMEEwIVAhUAFwDBBQAXARcBFwMTAxUDEwUTBxEHEQcPCQ8JDwkNCw0LCwsLDQsNCQ0JDQcPBw8HDwcRBREFEQMRAxEDEwERARMBEwDfAwASEgCgCxES4AMACT6BAxEuKxKLAQAAvwaMAQAsEhIsAMIF",
  "F":"BgABARGABoIJ2QIAAIECsgIAEhIA4QIRErECAACvBBIR5QIAEhIAsgucBQASEgDlAhES",
  "E":"BgABARRkxAuWBQAQEgDlAhES0QIAAP0BtgIAEhIA5wIRFLUCAAD/AfACABISAOUCERLDBQASEgCyCw==",
  "G":"BgABAZsBjgeIAgMNBQ8FDQUNBQ0HCwcNBwsHCwkLCQsJCwsJCwsLCQsJDQkLBw0HDwcNBw8FDwUPAw8DEQMPAxEBEQERARMBEQAXABUCFwIVAhMEFQQTBhMGEwYRCBEIDwoRCg8KDwwNDA0MDQ4LDgkQCRAJEAcQBxIFEgUUBRQDFAMUARYBFgEYAMoFABQCFAASBBQCEgQSBBIEEgYSBhAGEAgQCBAKDgoOCg4MDgwMDgwOChAKEAoSCBIIFAgUBhQEGAYWAhgEGAIaAOoCAAC3AukCAAcABwEFAQUBBQMFAwMFAwUDBQEFAQcBBQEFAQUABwAFAMUFAAUCBwIFAgUCBQQFBAMGBQYDBgUGAwgDBgMIAQgDCAEIAQoBCAEIAAgACgAIAAgCCAIIAggECgQGBAgECAYIBgC6AnEAAJwCmAMAAJcF",
  "H":"BgABARbSB7ILAQAAnwsSEeUCABISAOAE5QEAAN8EEhHlAgASEgCiCxEQ5gIAEREA/QPmAQAAgAQPEOYCABER",
  "I":"BgABAQmuA7ILAJ8LFBHtAgAUEgCgCxMS7gIAExE=",
  "J":"BgABAWuqB7ILALEIABEBEwERAREDEwMRAxEFEQURBw8HEQcPCQ0LDwsNCw0NDQ0LDwsPCxEJEQkTCRMJFQcVBxcFFwMZAxsBGwEbAB8AHQIbAhsEGQYXBhcGFQgTCBMKEwoRDA8KDwwNDA0OCw4LDgkQCRAJEAcQBRIFEgUSAxQDEgESARIBFAESABIAgAEREtoCABERAn8ACQIHBAcEBwYHBgUIBQoDCgMKAwoDDAEKAQwBCgEMAAwACgAMAgoCDAIKBAoECgYKBggGBgYGCAQGBAgCCgAIALIIERLmAgAREQ==",
  "M":"BgACAQRm1gsUABMAAAABE5wIAQDBCxIR5QIAEhIA6gIK5gLVAe0B1wHuAQztAgDhAhIR5QIAEhIAxAsUAPoDtwT4A7YEFgA=",
  "K":"BgABAVXMCRoLBQsDCQMLAwsDCwMLAwsBCwELAQsBCwELAQ0ACwELAAsADQALAg0ACwILAA0CCwILAgsCDQQLBAsECwYNBAsGCwYLCAsGCwgJCgsICQoJCgkMCQwJDAkOCRALEAkQCRKZAdICUQAAiwQSEecCABQSAKALExLoAgAREQC3BEIA+AG4BAEAERKCAwAREdkCzQXGAYUDCA0KDQgJCgkMBwoFDAUMAQwBDgAMAg4CDAQOBAwGDghmlQI=",
  "O":"BgABAoMBsATaCxwAHAEaARoDGgMYBRYFFgcWBxQJEgkSCRILEAsODQ4NDg0MDwoNDA8KDwgPCBEIDwYRBg8GEQQRAhMCEQITABMA0QUAEQETAREBEQMTBREFEQURBxEHDwcRCQ8LDQsPCw0NDQ0NDwsPCw8LEQkTCRMJEwkVBxUHFwUXAxkDGQEbARsAGwAZAhkCGQQXBhcGFQYVCBUIEwoRChEMEQoRDA8MDQ4NDg0OCxAJEAsQCRAHEgcSBxIFFAMSAxIDEgEUARIAEgDSBQASAhQCEgISBBIEEgYSBhIIEggQCBAKEgwODBAMEA4ODg4QDhIMEAwSChQKFAgUCBYIFgYYBBoGGgQcAh4CHgILggGLAylCWxZbFSlBANEFKklcGVwYKkwA0gU=",
  "N":"BgABAQ+YA/oEAOUEEhHVAgASEgC+CxQAwATnBQDIBRMS2AIAExEAzQsRAL8ElgU=",
  "P":"BgABAkqoB5AGABcBFQEVAxMDEwMTBREHEQcRBw8JDwkNCQ0LDQsNCwsNCw0JDQkNCQ8HDwcPBxEFEQURAxEDEQMTAREBEwETAH8AAIMDEhHlAgASEgCgCxES1AMAFAAUARIAFAESAxIDEgMSAxIFEAUQBRAHDgkOCQ4JDgsMCwwNDA0KDQoNCg8IDwgRCBEGEwQTBBUEFQIXAhkAGQCzAgnBAsoCESwrEn8AANUDgAEALBISLgDYAg==",
  "R":"BgABAj9msgsREvYDABQAFAESARQBEgESAxIDEgUSBRAFEAcQBw4JDgkOCQ4LDAsMDQwLCg0KDwoNCA8IDwgPBhEEEwYTAhMEFQIXABcAowIAEwEVARMDEwMTBRMFEQcTBxELEQsRDQ8PDREPEQ0VC8QB/QMSEfkCABQSiQGyA3EAALEDFBHnAgASEgCgCwnCAscFogEALhISLACqAhEsLRKhAQAApQM=",
  "Q":"BgABA4YBvAniAbkB8wGZAYABBQUFAwUFBQUHBQUDBwUFBQcFBQMHBQcDBwUJAwcDCQMJAwkDCQMJAQsDCwMLAQsDCwENAw0BDQEPAA8BDwAPABsAGwIZAhcEGQQXBBUGFQgVCBMIEQoTChEKDwwPDA8ODQ4NDgsQCxAJEAkQBxIHEgUSBRQFFAMUARQDFAEWABYAxgUAEgIUAhICEgQSBBIGEgYSCBIIEAgQChIMDgwQDBAODg4OEA4SDBAMEgoUChQIFAgWCBYGGAQaBhoEHAIeAh4CHAAcARoBGgMaAxgFFgUWBxYHFAkSCRIJEgsQCw4NDg0ODQwPCg0MDwoPCA8IEQgPBhEGDwYRBBECEwIRAhMAEwC7BdgBrwEImQSyAwC6AylAWxZbFSk/AP0BjAK7AQeLAoMCGEc4J0wHVBbvAaYBAEM=",
  "S":"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",
  "V":"BgABARG2BM4DXrYEbKwDERL0AgAVEesCnQsSEfsCABQS8QKeCxES8gIAExFuqwNgtQQEAA==",
  "T":"BgABAQskxAv0BgAAtQKVAgAA+wgSEeUCABISAPwImwIAALYC",
  "U":"BgABAW76B7ALAKMIABcBFwMXARUFFQUTBxMHEwkRCREJEQsPDQ0LDw0NDwsPCw8LEQkPCRMJEQcTBxMFEwUVBRUDEwMXARUBFQEXABUAEwIVAhMCFQQTBBUEEwYTBhMIEwgRChEIEQwRDA8MDw4PDg0OCxANEAsSCRIJEgcUBxQHFAMWBRYBGAEYARgApggBAREU9AIAExMAAgClCAALAgkECQQHBAcIBwgHCAUKBQoDCgMKAwwBCgEMAQwADAAMAgoCDAIKAgoECgQKBggGCAYICAYKBAgCCgIMAgwApggAARMU9AIAExM=",
  "X":"BgABARmsCBISEYkDABQSS54BWYICXYkCRZUBEhGJAwAUEtYCzgXVAtIFExKIAwATEVClAVj3AVb0AVKqAREShgMAERHXAtEF2ALNBQ==",
  "W":"BgABARuODcQLERHpAp8LFBHlAgASEnW8A2+7AxIR6wIAFBKNA6ALERKSAwATEdQB7wZigARZ8AIREugCAA8RaKsDYsMDXsoDaqYDExLqAgA=",
  "Y":"BgABARK4BcQLhgMAERHnAvMGAKsEEhHnAgAUEgCsBOkC9AYREoYDABERWOEBUJsCUqICVtwBERI=",
  "Z":"BgABAQmAB8QLnwOBCaADAADBAusGAMgDggmhAwAAwgLGBgA=",
  "`":"BgABAQfqAd4JkQHmAQAOlgJCiAGpAgALiwIA",
  "c":"BgABAW3UA84GBQAFAQUABQEFAwMBBQMDAwMDAwUBAwMFAQUABQEHAAUAnQMABQIFAAUCBQQFAgMEBQQDBAMGAwQBBgMGAQYABgEGAPABABoMAMsCGw7tAQATABMCEwARAhMEEQIPBBEEDwQPBg8IDwYNCA0KDQoNCgsMCwwLDAkOCRAHDgcQBxIFEgUUBRQDFAEWAxgBGAAYAKQDABQCFAISBBQCEgYSBhAGEggQCBAIEAoQCg4MDAwODAwODAwKDgwQCg4IEAgQCBAIEAYSBhIGEgQSAhQCFAIUAOABABwOAM0CGQzbAQA=",
  "a":"BgABApoB8AYCxwF+BwkHCQcJCQkHBwkHBwcJBQkFBwUJBQkFCQMHBQkDCQMJAwcDCQEHAQkBBwEJAQcABwAHAQcABQAHAAUBBQAFABMAEwITAhEEEwQPBBEGDwgPCA0IDwoLCg0KCwwLDAsMCQ4JDgkOBw4HEAcQBRAFEAUSAxADEgESAxIBFAESABQAFAISAhQCEgQSBBIEEgYSBhIIEAgQChAIDgwODA4MDg4MDgwODBAMEAoSCBIKEggUCBQGFgYWBBgEGAIaAhoAcgAADgEMAQoBCgEIAwgDBgUEBQQFBAcCBwIHAgkCCQAJAKsCABcPAMwCHAvCAgAUABYBEgAUARIDFAMQAxIDEAUSBQ4FEAcOCRAJDAkOCwwLDA0MCwoNCg8IDwgPCA8GEQYRBhMEEwIXAhUCFwAZAIMGFwAKmQLqA38ATxchQwgnGiMwD1AMUDYAdg==",
  "b":"BgABAkqmBIIJGAAYARYBFgEUAxQDEgUSBRIFEAcQCQ4HDgkOCw4LDAsMDQoNCg0KDQgPBg8GDwYRBBEEEQQTBBECEwIVAhMAFQD/AgAZARcBFwEXAxUDEwUTBREFEQcPBw8JDwkNCQ0LDQsLCwsNCQ0JDQcPBw8HDwURAxEDEQMTAxMBEwMVARUAFQHPAwAUEgCWCxEY5gIAERkAowKCAQAJOvECESwrEn8AAJsEgAEALBISLgCeAw==",
  "d":"BgABAkryBgDLAXAREQ8NEQ0PDREJDwkRBw8FDwURAw8DDwERAw8BEQEPACMCHwQfCB0MGw4bEhcUFxgVGhEeDSANJAkmBSgDKgEuAIADABYCFAIUAhQCFAQUBBIGEgYSBhAIEAgQCBAKDgoODAwMDAwMDgoOCg4KEAgQCBIGEgYSBhQEFgQWBBYCGAIYAHwAAKQCERrmAgARFwCnCxcADOsCugJGMgDmA3sAKxERLQCfAwolHBUmBSQKBAA=",
  "e":"BgABAqMBigP+AgAJAgkCCQQHBAcGBwYFCAUIBQgDCgMIAQoDCAEKAQoACgAKAAoCCAIKAggECgQIBAgGCAYGBgQIBAoECAIKAAyiAgAAGQEXARcBFwMVBRMFEwURBxEHDwcPCQ8LDQkNCwsNCw0LDQkNBw8JDwcPBQ8FEQURAxEDEwMTAxMBFQAVARcALwIrBCkIJwwlDiESHxQbGBkaFR4TIA0iCyQJKAMqASwAggMAFAIUABIEFAISBBIEEgQSBhIGEAgQCBAIEAoODA4MDgwODgwQDBAKEAoSChIIFAgUCBYGGAQYBhoCGgQcAh4ALgEqAygFJgkkDSANHhEaFRgXFBsSHQ4fDCUIJwQpAi0AGQEXAxcDFQcTBRMJEQkPCw8LDQ0PDQsNDQ8LEQsRCxEJEwkTCRMJEwcTBxUHFQUVBRUHFQUVBRUHFwcVBRUHCs4BkAMfOEUURxEfMwBvbBhAGBwaBiA=",
  "h":"BgABAUHYBJAGAAYBBgAGAQYDBgEEAwYDBAMEBQQDAgUEBQIFAAUCBQB1AAC5BhIT5wIAFhQAlAsRGOYCABEZAKMCeAAYABgBFgEWARQDFAMSBRIFEgUQBxAJDgcOCQ4LDgsMCwwNCg0KDQoNCA8GDwYPBhEEEQQRBBMEEQITAhUCEwAVAO0FFhPnAgAUEgD+BQ==",
  "g":"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",
  "f":"BgABAUH8A6QJBwAHAAUABwEFAQcBBQEFAwUDBQMDAwMDAwUDAwMFAQUAwQHCAQAWEgDZAhUUwQEAAOMEFhftAgAWFADKCQoSChIKEAoQCg4KDgwOCgwMDAoKDAwMCgwIDAgMCAwIDAYOCAwEDgYMBA4GDAIOBA4CDgQOAg4CDgAOAg4ADgC2AQAcDgDRAhkQowEA",
  "i":"BgACAQlQABISALoIERLqAgAREQC5CBIR6QIAAWELyAoADgIOAgwEDgIKBgwGCgYKCAoGCAgICggIBggGCgYKBAoECgQMBAoCDAIMAgwCDAAMAAwADAEMAQoBDAMKAwoDCgUKBQgFCgUIBwgHCAcICQgJBgkECwQJBA0CCwANAA0ADQELAQ0BCwMJBQsFCQUJBwkFBwcHBwcJBQcFCQUJBQkDCQMLAwkBCwELAQsACwALAAsCCwILAgkCCwIJBAkECQQJBgcGCQYHCAcIBwgHCgUKBQwFCgMMAQwBDgEMAA4=",
  "j":"BgACAWFKyAoADgIOAgwEDgIKBgwGCgYKCAoGCAgICggIBggGCgYKBAoECgQMBAoCDAIMAgwCDAAMAAwADAEMAQoBDAMKAwoDCgUKBQgFCgUIBwgHCAcICQgJBgkECwQJBA0CCwANAA0ADQELAQ0BCwMJBQsFCQUJBwkFBwcHBwcJBQcFCQUJBQkDCQMLAwkBCwELAQsACwALAAsCCwILAgkCCwIJBAkECQQJBgcGCQYHCAcIBwgHCgUKBQwFCgMMAQwBDgEMAA4BO+YCnwwJEQkRCQ8JDwsNCQ0LDQkLCwsJCQsLCQkLBwsHCwcLBwsFCwcNAwsFDQMLBQ0BDQMNAQ0DDQENAQ0ADQENAA0AVwAbDQDSAhoPQgAIAAgABgAIAgYCCAIGAgYEBgQGBAQEBAQEBgQEBAYCBgC4CRES6gIAEREAowo=",
  "k":"BgABARKoA/QFIAC0AYoD5gIAjwK5BJICwwTfAgDDAbIDFwAAnwMSEeUCABISAJILERLmAgAREQCvBQ==",
  "n":"BgABAW1yggmQAU8GBAgEBgQGBgYCCAQGBAYEBgQIAgYECAQGAggEBgIIBAgCCAQIAggCCAIIAgoACAIKAAgCCgAKAgoADAAKAgwAFgAWARQAFAEUAxQDFAMSAxIFEgUQBRIHEAkOBxAJDgsOCwwLDA0MDQoPCA8IEQgRBhEGEwYVBBUEFQIXAhkCGQDtBRQR5QIAFBAA/AUACAEIAQYBCAMGBQQFBgUEBwQFBAcCBwIHAgcCCQIHAAcACQAHAQcABwMHAQUDBwMFAwUFBQUDBQEFAwcBBwAHAPkFEhHjAgASEgDwCBAA",
  "m":"BgABAZoBfoIJigFbDAwMCg4KDggOCA4IDgYQBhAGEAQQBBAEEAISAhACEgAmASQDJAciCyANHhEcFRwXDg4QDBAKEAwQCBAKEggSBhIGEgYSBBQEEgIUAhICFAAUABQBEgEUARIDEgMSAxIFEgUQBxAHEAcQBw4JDgkOCw4LDAsMDQoNCg8KDwgPCBEIEQYRBBMEEwQTAhMCFQAVAP0FEhHlAgASEgCCBgAIAQgBBgEGAwYFBgUEBQQHBAUEBwIHAgcCBwIJAAcABwAJAAcBBwEHAQUBBwMFAwUDBQMDBQMFAwUBBQEHAQcAgQYSEeUCABISAIIGAAgBCAEGAQYDBgUGBQQFBAcEBQQHAgcCBwIHAgkABwAHAAkABwEHAQcBBQEHAwUDBQMFAwMFAwUDBQEFAQcBBwCBBhIR5QIAEhIA8AgYAA==",
  "l":"BgABAQnAAwDrAgASFgDWCxEa6gIAERkA0wsUFw==",
  "y":"BgABAZ8BogeNAg8ZERkRFxEVExMVERUPFQ8XDRcLGQkZBxsFGwUdAR0BDQALAA0ADQINAAsCDQANAg0CDQILAg0EDQINBA0GDQQNBg0EDQYNCA0GDwgNCA0IDQgPCg0KDwwNDA8MDw4PDqIB7gEQDRALEAkQCQ4JEAcOBw4FDgUOAwwFDgMMAQwBDAEMAQwACgEKAAoACAIIAAgCCAIGAggCBgIGBAYCBgQEAgYEAqIBAQADAAEBAwADAAMABQADAAUAAwAFAAMABQAFAAMABQA3ABMAEwIRABECEwQRAg8EEQQPBBEGDwgNCA8IDQgNCg0MDQwLDAkOCw4JDgcQBxAHEgUSBRQFFAMWARgDGAEaABwA9AUTEuQCABEPAP8FAAUCBQAFAgUEBQIDBAUEAwQDBgMEAQYDBgEGAAgBBgCAAQAAvAYREuICABMPAP0K",
  "q":"BgABAmj0A4YJFgAWARQAEgESAxADEAMOAw4FDgUMBQ4HDgcOBwwJDgmeAU4A2QwWGesCABYaAN4DAwADAAMBAwADAAUAAwADAAMABQAFAAUABwAHAQcACQAVABUCFQATAhUCEwQRAhMEEQQRBhEGDwgPCA8IDQoNDA0MCwwLDgkOCRAJEAkQBxIHEgUUBRYDFgMYARoBGgAcAP4CABYCFgIWBBYEFAQSBhQIEggSCBAKEgoQDA4MDgwODg4ODBAMDgwQChIIEAoSCBIGEgYUBhQEFAQWAhYCFgIWAApbkQYSKy4ReAAAjARTEjkRHykJMwDvAg==",
  "p":"BgABAmiCBIYJFgAWARYBFAEWAxQDEgUUBRIFEgcSBxAJEAkQCQ4LDgsOCwwNDA0KDwoPCg8IEQgRCBEGEwQTBhMCFQQVAhUAFQD9AgAbARkBFwMXAxcDEwUTBxMHEQcRCQ8JDQsNCw0LCw0LDQkPCQ0JDwURBxEFEQURAxMDEQMTARUBEwEVARUBFQAJAAcABwAFAAcABQAFAAMAAwADAAUAAwIDAAMAAwIDAADdAxYZ6wIAFhoA2gyeAU0OCgwIDgoMCA4GDgYMBg4GDgQQBBAEEgQUAhQCFgIWAApcoQMJNB8qNxJVEQCLBHgALhISLADwAg==",
  "o":"BgABAoMB8gOICRYAFgEWARQBFgMUAxIDFAUSBRIHEgcQBxAJEAkOCw4LDgsMDQwNCg8KDwoPCg8IEQgRBhMGEwQTBBMCFQIVABcAiwMAFwEVARUDEwMTAxMFEwcRBxEHDwkPCQ8LDQsNCw0NCw0LDwkNCw8HEQkPBxEHEQcRBRMFEwMTAxUDFQEVABUAFQAVAhUCFQITBBMEEwYTBhEGEQgRCA8KDwoPCg0KDQwNDAsOCw4JDgkQCRAJEgcSBxIFFAUUAxQDFgEWARYAFgCMAwAYAhYCFgQUBBQEFAYUCBIIEggQChAKEAwODA4MDg4MDgwQCg4KEgoQChIIEggSBhQGEgYUBBYEFAIWAhYCFgALYv0CHTZBFEMRHTcAjwMcNUITQhIiOACQAw==",
  "r":"BgACAQRigAkQAA8AAAABShAAhAFXDAwODAwKDgoOCBAIDgYQBhAEEAQQBBAEEAISABACEAAQAA4BEAAQARADEAEQAxADEAUSBRIHFAcUCxQLFA0WDVJFsQHzAQsMDQwLCgkICwgLCAkGCQYJBAkGBwIJBAcCBwQHAAcCBwAFAgcABQAHAQUABQEFAQUBBQEDAQUBAwMDAQMDAwEAmwYSEeMCABISAO4IEAA=",
  "u":"BgABAV2KBwGPAVANCQsHDQcNBw0FCwUNBQ0FDQMPAw8DEQMTARMBFQEVABUAFQITABMEEwITBBMEEQQRBhEGDwYRCA8KDQgPCg0MDQwLDAsOCRALDgcQBxIHEgUUBRQFFAMWAxgBGAEYARoA7gUTEuYCABMPAPsFAAcCBwIFBAcCBQYDBgUGAwgDBgMIAQgBCAEIAQoBCAAIAAoACAIIAggCCAIGBAgEBgQGBgYGBAYCBgQIAggACAD6BRES5AIAEREA7wgPAA==",
  "s":"BgABAasC/gLwBQoDCgMMBQ4DDgUOBRAFEAUSBRAHEgcQCRIJEAkSCxALEAsQDRANDg0ODw4PDA8MDwoRChEIEwYTBBcCFQIXABkBGQEXAxcFFQUTBRMHEwcRCREJDwkNCQ8LDQ0LCwsNCw0JDQkPBw8HDwUPBREDEQMRAREDEQETABEBEwARABMADwIRABECEQIRBBMCEwQVBBUEFQYVBhMIFwgVChUKFQxgsAIIAwYDCAMKAQgDCAMKAQoDCgEKAwoBCgMKAQwDCgEKAwoBDAMKAQoBCgEMAQoACgEKAAoBCgAKAQgACgAIAQgABgoECAIKAgoCCgAMAQoBDAUEBwIHBAcEBwIHBAkECQQJBAkECQYLBAkGCwYJBgsGCwYJCAsGCwgJBgsICQgLCAkICwgJCgkKCQoJCgcKCQwHDAcMBwwFDAcMAw4FDAMOAw4BDgMQARAAEAESABIAEgIQAg4CDgIOBA4CDgQMBAwEDAQMBgoECgYKBgoGCgYIBggGCAgIBggGBgYIBgYGBgYGBgYGBAgGBgQIBAYECAQQChIIEggSBhIEEgQSBBQCFAISABQAEgASABIAEgESARIBEAEQAxIDDgMQAxADDgUOBQwDDAMMAwoDCAMIAQYBe6cCAwIDAgUAAwIFAgUCBwIFAgcCBQIHAgUCBwIHAAUCBwIHAgUABwIHAgcABQIHAAcCBwAFAgUABQIFAAUABQIDAAEAAQABAQEAAQEBAQEBAQEBAQEDAQEAAwEBAQMAAwEDAAMBAwADAQMAAwABAQMAAwADAAEAAwIBAAMCAQQDAgE=",
  "t":"BgABAUe8BLACWAAaEADRAhsOaQANAA0ADwINAA0CDQANAg0CDQINBA0CCwYNBA0GCwYNBgsIDQgLCAsKCwgJDAsKCQwJDAkOCQ4HEAcSBxIHEgUUAOAEawAVEQDWAhYTbAAAygIVFOYCABUXAMUCogEAFhQA1QIVEqEBAADzAwIFBAMEBQQDBAMEAwYDBgMGAwYBCAEGAQgBBgEIAAgA",
  "w":"BgABARz8BsAEINYCKNgBERLuAgARD+8B3QgSEc0CABQSW7YCV7UCFBHJAgASEpMC3AgREvACABERmAHxBDDaAVeYAxES7gIAEREo1QE81wIIAA==",
  "z":"BgABAQ6cA9AGuQIAFw8AzAIaC9QFAAAr9wKjBuACABYQAMsCGQyZBgCaA9AG"
   }';
BEGIN

IF font IS NULL THEN
    font := font_default;
  END IF;

-- For character spacing, use m as guide size
  geom := ST_GeomFromTWKB(decode(font->>'m', 'base64'));
  m_width := ST_XMax(geom) - ST_XMin(geom);
  spacing := m_width / 12;

letterarray := regexp_split_to_array(replace(letters, ' ', E'\t'), E'');
  FOREACH letter IN ARRAY letterarray
  LOOP
    geom := ST_GeomFromTWKB(decode(font->>(letter), 'base64'));
    -- Chars are not already zeroed out, so do it now
    geom := ST_Translate(geom, -1 * ST_XMin(geom), 0.0);
    -- unknown characters are treated as spaces
    IF geom IS NULL THEN
      -- spaces are a "quarter m" in width
      width := m_width / 3.5;
    ELSE
      width := (ST_XMax(geom) - ST_XMin(geom));
    END IF;
    geom := ST_Translate(geom, position, 0.0);
    -- Tighten up spacing when characters have a large gap
    -- between them like Yo or To
    adjustment := 0.0;
    IF prevgeom IS NOT NULL AND geom IS NOT NULL THEN
      dist = ST_Distance(prevgeom, geom);
      IF dist > spacing THEN
        adjustment = spacing - dist;
        geom := ST_Translate(geom, adjustment, 0.0);
      END IF;
    END IF;
    prevgeom := geom;
    position := position + width + spacing + adjustment;
    wordarr := array_append(wordarr, geom);
  END LOOP;
  -- apply the start point and scaling options
  wordgeom := ST_CollectionExtract(ST_Collect(wordarr));
  wordgeom := ST_Scale(wordgeom,
                text_height/font_default_height,
                text_height/font_default_height);
  return wordgeom;
END;

st_letters(letters text, font json DEFAULT NULL::json)

Description

Parameters

Definition