complex_scripts/gaiji_eudc
Demonstrate the use of SING and EUDC fonts for merging a Gaiji character into an existing font.
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/*
* Demonstrate the use of SING and EUDC fonts for merging a
* Gaiji character into an existing font
*
* Required software: PDFlib/PDFlib+PDI/PPS 10
* Required data: font
*/
package com.pdflib.cookbook.pdflib.complex_scripts;
import com.pdflib.pdflib;
import com.pdflib.PDFlibException;
class gaiji_eudc {
public static void main(String argv[]) {
/* This is where the data files are. Adjust as necessary. */
final String searchpath = "../input";
final String outfile = "gaiji_eudc.pdf";
final String title = "Gaiji and EUDC Fonts";
int exitcode = 0;
String optlist;
pdflib p = null;
int i, table;
final double llx = 50, lly = 50, urx = 800, ury = 550;
String result;
final String headers[] = { "Use case",
"Option list for the 'fallbackfonts' option", "Base font",
"With fallback font" };
class testcase {
testcase(String usecase, String fontname, String encoding,
String fallbackoptions, String text) {
this.usecase = usecase;
this.fontname = fontname;
this.encoding = encoding;
this.fallbackoptions = fallbackoptions;
this.text = text;
}
String usecase;
String fontname;
String encoding;
String fallbackoptions;
String text;
}
final testcase testcases[] = {
/*
* Font with end-user defined character (EUDC) with Unicode value
* U+E000. We map the Unicode range U+E000-U+E0FF to the EUDC
* font.
*/
new testcase("Gaiji with EUDC font", "NotoSerif-Regular",
"unicode",
"{fontname=EUDC forcechars={U+E000-U+E0FF} "
+ "fontsize=140% textrise=-20%}", "Gaiji: \uE000"),
/*
* SING fontlet containing a single gaiji character with Unicode
* value U+E000. Usage of "forcechars=gaiji" allows to automatically
* map the Unicode value of the character in the SING font, although
* the Unicode value must also be explicitly known for making use of
* the character.
*/
new testcase("Gaiji with SING font", "NotoSerif-Regular",
"unicode",
"{fontname=PDFlibWing forcechars=gaiji}",
"Gaiji: \uE000"), };
try {
p = new pdflib();
p.set_option("searchpath={" + searchpath + "}");
p.set_option("charref=true");
p.set_option("glyphcheck=replace");
/*
* This means that formatting and other errors will raise an
* exception. This simplifies our sample code, but is not
* recommended for production code.
*/
p.set_option("errorpolicy=exception");
/* Set an output path according to the name of the topic */
if (p.begin_document(outfile, "") == -1) {
throw new Exception("Error: " + p.get_errmsg());
}
p.set_info("Creator", "PDFlib Cookbook");
p.set_info("Title", title);
/* Start Page */
p.begin_page_ext(0, 0, "width=a4.height height=a4.width");
table = -1;
/* Table header */
for (i = 0; i < headers.length; i++) {
final int col = i + 1;
optlist = "fittextline={fontname=NotoSerif-Bold "
+ "fontsize=11} margin=4";
table = p.add_table_cell(table, col, 1, headers[i], optlist);
}
/* Create fallback samples, one use case per row */
for (i = 0; i < testcases.length; i++) {
final int row = i + 2;
final testcase testcase = testcases[i];
int col = 1;
/* Column 1: description of the use case */
optlist = "fittextline={fontname=NotoSerif-Regular "
+ "fontsize=11} margin=4";
table = p.add_table_cell(table, col++, row, testcase.usecase,
optlist);
/* Column 2: reproduce option list literally */
optlist = "fittextline={fontname=NotoSerif-Regular "
+ "fontsize=10} margin=4";
table = p.add_table_cell(table, col++, row,
testcase.fallbackoptions, optlist);
/* Column 3: text with base font */
optlist = "fittextline={fontname={" + testcase.fontname + "}"
+ " encoding=" + testcase.encoding
+ " fontsize=11 } margin=4";
table = p.add_table_cell(table, col++, row, testcase.text,
optlist);
/* Column 4: text with base font and fallback fonts */
optlist = "fittextline={fontname={" + testcase.fontname + "}"
+ " encoding=" + testcase.encoding
+ " fontsize=11 fallbackfonts={"
+ testcase.fallbackoptions + "}} margin=4";
table = p.add_table_cell(table, col++, row, testcase.text,
optlist);
}
/* Place the table */
optlist = "header=1 fill={{area=rowodd "
+ "fillcolor={gray 0.9}}} stroke={{line=other}} ";
result = p.fit_table(table, llx, lly, urx, ury, optlist);
if (result.equals("_error")) {
throw new Exception("Couldn't place table: " + p.get_errmsg());
}
p.end_page_ext("");
p.end_document("");
}
catch (PDFlibException e) {
System.err.println("PDFlib exception occurred:");
System.err.println("[" + e.get_errnum() + "] " + e.get_apiname() +
": " + e.get_errmsg());
exitcode = 1;
}
catch (Exception e) {
System.err.println(e);
exitcode = 1;
}
finally {
if (p != null) {
p.delete();
}
System.exit(exitcode);
}
}
}