From 4c0d7ee1c9115a5d9ebabc6b34bda6b1af7b9fc4 Mon Sep 17 00:00:00 2001
From: James Procter <j.procter@dundee.ac.uk>
Date: Sun, 1 Oct 2023 17:06:27 +0100
Subject: [PATCH] JAL-244 export image with full width IDs regardless of UI

---
 src/jalview/gui/AlignmentPanel.java |   52 ++++++++++++-----------------------
 src/jalview/gui/IdCanvas.java       |   10 ++++---
 2 files changed, 23 insertions(+), 39 deletions(-)

diff --git a/src/jalview/gui/AlignmentPanel.java b/src/jalview/gui/AlignmentPanel.java
index baf9e26..ae561e7 100644
--- a/src/jalview/gui/AlignmentPanel.java
+++ b/src/jalview/gui/AlignmentPanel.java
@@ -352,29 +352,10 @@ public class AlignmentPanel extends GAlignmentPanel implements
     // Also check annotation label widths
     if (includeAnnotations && al.getAlignmentAnnotation() != null)
     {
-      if (Jalview.isHeadlessMode())
-      {
-        AnnotationLabels aal = getAlabels();
-        int stringWidth = aal.drawLabels(null, false, idWidth, false, false,
-                fm,false);
-        idWidth = Math.max(idWidth, stringWidth);
-      }
-      else
-      {
-        fm = c.getFontMetrics(getAlabels().getFont());
-
-        for (i = 0; i < al.getAlignmentAnnotation().length; i++)
-        {
-          AlignmentAnnotation aa = al.getAlignmentAnnotation()[i];
-          if (visibleOnly && !aa.visible)
-          {
-            continue;
-          }
-          String label = aa.label;
-          int stringWidth = fm.stringWidth(label);
-          idWidth = Math.max(idWidth, stringWidth);
-        }
-      }
+      AnnotationLabels aal = getAlabels();
+      int stringWidth = aal.drawLabels(null, false, idWidth, false, false,
+              fm, !visibleOnly);
+      idWidth = Math.max(idWidth, stringWidth);
     }
 
     int w = maxwidth < 0 ? idWidth : Math.min(maxwidth, idWidth);
@@ -1012,16 +993,16 @@ public class AlignmentPanel extends GAlignmentPanel implements
           Graphics idGraphics, Graphics alignmentGraphics)
           throws PrinterException
   {
-    final int idWidth;
-    if (getIdPanel()!=null && getIdPanel().getWidth()>0)
-    {
-      // use the current IdPanel's width, if its set and non-zero
-      idWidth = getIdPanel().getWidth();
-    } else { 
-      // otherwise calculate it
-      idWidth = getVisibleIdWidth(false);
-    }
-
+    final int idWidth, idWidthForGui;
+    // otherwise calculate it
+    idWidth = getVisibleIdWidth(false);
+//    if (getIdPanel()!=null && getIdPanel().getWidth()>0)
+//    {
+//      // use the current IdPanel's width, if its set and non-zero
+//      idWidthForGui = getIdPanel().getWidth();
+//    } else {
+//      idWidthForGui=0;
+//    }
     /*
      * Get the horizontal offset to where we draw the sequences.
      * This is idWidth if using a single Graphics context, else zero.
@@ -1086,8 +1067,9 @@ public class AlignmentPanel extends GAlignmentPanel implements
     IdCanvas idCanvas = getIdPanel().getIdCanvas();
     List<SequenceI> selection = av.getSelectionGroup() == null ? null
             : av.getSelectionGroup().getSequences(null);
+    
     idCanvas.drawIds((Graphics2D) idGraphics, av, startSeq, endSeq - 1,
-            selection, false);
+            selection, false,idWidth);
 
     idGraphics.setFont(av.getFont());
     idGraphics.translate(0, -scaleHeight);
@@ -1234,7 +1216,7 @@ public class AlignmentPanel extends GAlignmentPanel implements
     // see if rendering offscreen - check preferences and calc width accordingly
     if (!onscreen && Cache.getDefault("FIGURE_AUTOIDWIDTH", false))
     {
-      return calculateIdWidth(-1).width;
+      return calculateIdWidth(-1,true,true).width;
     }
     Integer idwidth = onscreen ? null
             : Cache.getIntegerProperty("FIGURE_FIXEDIDWIDTH");
diff --git a/src/jalview/gui/IdCanvas.java b/src/jalview/gui/IdCanvas.java
index 8e49e59..2df84a9 100755
--- a/src/jalview/gui/IdCanvas.java
+++ b/src/jalview/gui/IdCanvas.java
@@ -199,7 +199,7 @@ public class IdCanvas extends JPanel implements ViewportListenerI
 
     gg.translate(0, transY);
 
-    drawIds(gg, av, ss, es, searchResults,true);
+    drawIds(gg, av, ss, es, searchResults, true, getWidth());
 
     gg.translate(0, -transY);
 
@@ -256,7 +256,7 @@ public class IdCanvas extends JPanel implements ViewportListenerI
     gg.fillRect(0, 0, getWidth(), imgHeight);
 
     drawIds(gg, av, av.getRanges().getStartSeq(),
-            av.getRanges().getEndSeq(), searchResults,true);
+            av.getRanges().getEndSeq(), searchResults,true, getWidth());
 
     gg.dispose();
 
@@ -274,9 +274,12 @@ public class IdCanvas extends JPanel implements ViewportListenerI
    * @param startSeq
    * @param endSeq
    * @param selection
+   * @param forGUI when false rendering for print
+   * @param panelWidth width used to calculate righthand margin - usually idCanvas.getWidth()
+   * 
    */
   void drawIds(Graphics2D g, AlignViewport alignViewport,
-          final int startSeq, final int endSeq, List<SequenceI> selection, boolean forGUI)
+          final int startSeq, final int endSeq, List<SequenceI> selection, boolean forGUI, int panelWidth)
   {
     Font font = alignViewport.getFont();
     if (alignViewport.isSeqNameItalics())
@@ -309,7 +312,6 @@ public class IdCanvas extends JPanel implements ViewportListenerI
     }
 
     // Now draw the id strings
-    int panelWidth = getWidth();
     int xPos = 0;
 
     // Now draw the id strings
-- 
1.7.10.2