JAL-1769 fixed headless execution mode and created test for all possible outputs

[jalview.git] / src / jalview / util / ImageMaker.java

diff --git a/src/jalview/util/ImageMaker.java b/src/jalview/util/ImageMaker.java
index 1953a60..8abe965 100755 (executable)
--- a/src/jalview/util/ImageMaker.java
+++ b/src/jalview/util/ImageMaker.java
@@ -1,6 +1,6 @@
 /*
- * Jalview - A Sequence Alignment Editor and Viewer (Version 2.8.2)
- * Copyright (C) 2014 The Jalview Authors
+ * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
+ * Copyright (C) $$Year-Rel$$ The Jalview Authors
  * 
  * This file is part of Jalview.
  * 
@@ -20,7 +20,9 @@
  */
 package jalview.util;
 
+import jalview.bin.Jalview;
 import jalview.gui.EPSOptions;
+import jalview.gui.SVGOptions;
 import jalview.io.JalviewFileChooser;
 
 import java.awt.Component;
@@ -34,18 +36,11 @@ import java.io.FileOutputStream;
 import javax.imageio.ImageIO;
 
 import org.jfree.graphics2d.svg.SVGGraphics2D;
+import org.jfree.graphics2d.svg.SVGHints;
 import org.jibble.epsgraphics.EpsGraphics2D;
 
 public class ImageMaker
 {
-  // public static final int EPS = 0;
-  //
-  // public static final int PNG = 1;
-  //
-  // public static final int SVG = 2;
-  //
-  // int type = -1;
-
   EpsGraphics2D pg;
 
   SVGGraphics2D g2;
@@ -103,20 +98,16 @@ public class ImageMaker
     if (file == null)
     {
       JalviewFileChooser chooser;
-      // chooser = type == EPS ? getEPSChooser() : getPNGChooser();
       chooser = type.getChooser();
-
       chooser.setFileView(new jalview.io.JalviewFileView());
       chooser.setDialogTitle(title);
       chooser.setToolTipText(MessageManager.getString("action.save"));
-
       int value = chooser.showSaveDialog(parent);
 
       if (value == jalview.io.JalviewFileChooser.APPROVE_OPTION)
       {
         jalview.bin.Cache.setProperty("LAST_DIRECTORY", chooser
                 .getSelectedFile().getParent());
-
         file = chooser.getSelectedFile();
       }
     }
@@ -165,12 +156,14 @@ public class ImageMaker
         pg.close();
         break;
       case SVG:
-        String svg = ((SVGGraphics2D) getGraphics()).getSVGDocument();
-        out.write(svg.getBytes());
+        String svgData = ((SVGGraphics2D) getGraphics()).getSVGDocument();
+        out.write(svgData.getBytes());
+        out.flush();
         out.close();
         break;
       case PNG:
         ImageIO.write(bi, "png", out);
+        out.flush();
         out.close();
         break;
       }
@@ -229,16 +222,48 @@ public class ImageMaker
     Graphics2D ig2 = (Graphics2D) graphics;
     ig2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
             RenderingHints.VALUE_ANTIALIAS_ON);
+
   }
 
   void setupSVG(int width, int height, String title)
   {
+
     g2 = new SVGGraphics2D(width, height);
+    Graphics2D ig2 = g2;
+
+    String renderStyle = jalview.bin.Cache.getDefault("SVG_RENDERING",
+            "Prompt each time");
+
+    // If we need to prompt, and if the GUI is visible then
+    // Prompt for EPS rendering style
+    if (renderStyle.equalsIgnoreCase("Prompt each time")
+            && !(System.getProperty("java.awt.headless") != null && System
+                    .getProperty("java.awt.headless").equals("true")))
+    {
+      SVGOptions svgOption = new SVGOptions();
+      renderStyle = svgOption.getValue();
+
+      if (renderStyle == null || svgOption.cancelled)
+      {
+        return;
+      }
+    }
+
+    if (renderStyle.equalsIgnoreCase("lineart"))
+    {
+      ig2.setRenderingHint(SVGHints.KEY_DRAW_STRING_TYPE,
+              SVGHints.VALUE_DRAW_STRING_TYPE_VECTOR);
+    }
+
     graphics = g2;
   }
 
   static JalviewFileChooser getPNGChooser()
   {
+    if (Jalview.isHeadlessMode())
+  {
+      return null;
+    }
     return new jalview.io.JalviewFileChooser(
             jalview.bin.Cache.getProperty("LAST_DIRECTORY"), new String[]
             { "png" }, new String[]
@@ -247,6 +272,10 @@ public class ImageMaker
 
   static JalviewFileChooser getEPSChooser()
   {
+    if (Jalview.isHeadlessMode())
+    {
+      return null;
+    }
     return new jalview.io.JalviewFileChooser(
             jalview.bin.Cache.getProperty("LAST_DIRECTORY"), new String[]
             { "eps" }, new String[]
@@ -255,6 +284,10 @@ public class ImageMaker
 
   static JalviewFileChooser getSVGChooser()
   {
+    if (Jalview.isHeadlessMode())
+  {
+      return null;
+    }
     return new jalview.io.JalviewFileChooser(
             jalview.bin.Cache.getProperty("LAST_DIRECTORY"), new String[]
             { "svg" }, new String[]