From a5966c42d9ed98731eb186b31e4a52895d4e24b5 Mon Sep 17 00:00:00 2001
From: amwaterhouse <Andrew Waterhouse>
Date: Thu, 21 Apr 2005 17:23:30 +0000
Subject: [PATCH] Allow for clipped region when printing

---
 src/jalview/gui/SeqCanvas.java |   19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

diff --git a/src/jalview/gui/SeqCanvas.java b/src/jalview/gui/SeqCanvas.java
index 83e3a6d..4b0a1a6 100755
--- a/src/jalview/gui/SeqCanvas.java
+++ b/src/jalview/gui/SeqCanvas.java
@@ -7,7 +7,7 @@ import jalview.datamodel.*;
 import jalview.analysis.*;
 
 
-public class SeqCanvas extends JPanel
+public class SeqCanvas extends JComponent
 {
      FeatureRenderer fr;
     BufferedImage             img;
@@ -253,7 +253,6 @@ public void fastPaint(int horizontal, int vertical)
       int  endx   = startRes+cWidth-1;
       int  ypos  = 2*av.charHeight;
 
-
       while (ypos <= canvasHeight && startRes<av.alignment.getWidth() )
       {
         g.setColor(Color.black);
@@ -272,9 +271,21 @@ public void fastPaint(int horizontal, int vertical)
         if(av.scaleAboveWrapped)
           drawNorthScale(g, startRes, endx, ypos);
 
-        g.setClip(0, 0, cWidth*av.charWidth, getHeight());
+
+        // When printing we have an extra clipped region,
+        // the Printable page which we need to account for here
+        Shape clip = g.getClip();
+        if(clip==null)
+          g.setClip(0, 0, cWidth*av.charWidth, canvasHeight);
+        else
+          g.setClip(0,
+                    (int)clip.getBounds().getY(),
+                    cWidth*av.charWidth,
+                    (int)clip.getBounds().getHeight()
+                    );
+
         drawPanel(g, startRes, endx, 0, al.getHeight(), startRes, 0, ypos);
-        g.setClip(null);
+        g.setClip(clip);
         g.translate(-LABEL_WEST,0);
 
         ypos += cHeight;
-- 
1.7.10.2