Add support for Memory Mapping and HPGL2 un-terminated commands

build.gradle

@@ -21,16 +21,16 @@ subprojects {
     apply plugin: 'com.jfrog.bintray'
     apply plugin: 'net.researchgate.release'
 
-    version = "2.3"
+    version = "2.5"
 
     check.dependsOn jacocoTestReport
 
     bintrayUpload.dependsOn 'jar', 'sourceJar', 'javadocJar'
 
     tasks.withType(JavaCompile) {
         options.encoding = 'UTF-8'
-        sourceCompatibility = '1.7'
-        targetCompatibility = '1.7'
+        sourceCompatibility = '1.8'
+        targetCompatibility = '1.8'
     }
 
     javadoc {

pclbox/src/main/java/de/textmode/pclbox/HpglCommands.java

@@ -35,6 +35,7 @@ final class HpglCommands {
         MAPPINGS.put("AP", "Automatic Pen Operations");
         MAPPINGS.put("AR", "Arc Relative Three Point");
         MAPPINGS.put("AS", "Acceleration Select");
+        MAPPINGS.put("AT", "Arc through three points");
         MAPPINGS.put("BF", "Buffer Plot");
         MAPPINGS.put("BL", "Buffer Label");
         MAPPINGS.put("BP", "Begin Plot");
@@ -117,6 +118,8 @@ final class HpglCommands {
         MAPPINGS.put("PS", "Plot Size");
         MAPPINGS.put("PT", "Pen Thickness");
         MAPPINGS.put("PU", "Pen Up");
+        MAPPINGS.put("PW", "Pen Width");
+        MAPPINGS.put("QL", "Quality Level");
         MAPPINGS.put("RA", "Fill Rectangle Absolute");
         MAPPINGS.put("RO", "Rotate Coordinate System");
         MAPPINGS.put("RP", "Replot");

pclbox/src/main/java/de/textmode/pclbox/HpglParser.java

@@ -32,6 +32,8 @@ final class HpglParser extends DataStreamParser {
 
     private static final int END_OF_STREAM = -1;
     private static final int ESCAPE = 0x1B;
+
+    //this is not a guaranteed terminator.
     private static final int TERMINATOR = ';';
     private static final int DOUBLE_QUOTES = '\"';
 
@@ -88,17 +90,17 @@ private int parseCommand(final long offset, final String command) throws IOExcep
         // terminator..... Then... the HP/GL command "CO" (Comment) requires that the comment is placed in quotes
         // and the last quotes are the terminator). But of course in the wild you'll find HP/GL files where the comment
         // is not put in double quotes....
-        //
-        // Currently we only support commands that are terminated with the default terminator ";". Nowadays this is
-        // by convention the way HP/GL is included in PCL... At least I've never seen HP/GL (embedded in PCL) that
-        // does not follow this convention...
+
         final StringBuilder sb = new StringBuilder();
         boolean inQuotedString = false;
         int readByte = this.getInputStream().read();
 
         while (readByte != END_OF_STREAM) {
 
-            if (readByte == TERMINATOR && !inQuotedString) {
+            //Deal with fact the ';' terminator character is optional for the command. This means the command may
+            //terminate with the sequence to return to PCL mode, which always starts with an escape character.
+            //Escape character is always reserved within HPGL for a command, so this should be safe without quote check.
+            if ((readByte == TERMINATOR && !inQuotedString) || readByte == ESCAPE)  {
                 this.getPrinterCommandHandler().handlePrinterCommand(
                         new HpglCommand(offset, command, sb.toString().trim()));
 

pclbox/src/main/java/de/textmode/pclbox/Pcl5Parser.java

@@ -295,7 +295,8 @@ private PrinterCommand parseOceImageStreamDataContainer(final long offset) throw
         do {
             readByte = this.getInputStream().read();
             sb.append(Character.toString((char) readByte));
-        } while (readByte != '>');
+        } 
+        while (readByte != '>');
 
         readByte = this.getInputStream().read();
         if (readByte != 'A') {