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Add SVG public API and xml entity handling #4521

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Add SVG public API and xml entity handling #4521

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10 changes: 9 additions & 1 deletion tool/src/org/antlr/v4/gui/TreeViewer.java
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Expand Up @@ -273,7 +273,7 @@ protected void generateBox(Writer writer, Tree parent) throws IOException {
"fill:orange; stroke:rgb(0,0,0);", "rx=\"1\""));

// draw the text on top of the box (possibly multiple lines)
String line = getText(parent).replace("<","&lt;").replace(">","&gt;");
String line = getText(parent).replace("&","&amp;").replace("<","&lt;").replace(">","&gt;").replace("\"","&quot;").replace("'","&apos;");
int fontSize = 10;
int x = (int) box.x + 2;
int y = (int) box.y + fontSize - 1;
Expand Down Expand Up @@ -588,6 +588,14 @@ private static void generateSVGFile(TreeViewer viewer, JFrame dialog) {
}
}

public void toSVG(Writer writer) throws IOException {
writer.write("<svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">");
paintSVG(writer);
writer.write("</svg>");
writer.flush();
writer.close();
}

private static File generateNonExistingFile(String extension) {

final String parent = ".";
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