Overview subsamples alignment
[jalview.git] / src / jalview / appletgui / SeqCanvas.java
index 8ffad08..fd83309 100755 (executable)
@@ -43,6 +43,8 @@ public class SeqCanvas
 \r
   boolean fastPaint = false;\r
 \r
+  boolean isOverview = false;\r
+\r
   public SeqCanvas(AlignViewport av)\r
   {\r
     this.av = av;\r
@@ -133,7 +135,7 @@ public class SeqCanvas
 \r
   public void fastPaint(int horizontal, int vertical)\r
   {\r
-    if (horizontal == 0 && vertical == 0 || gg == null)\r
+    if (gg == null)\r
     {\r
       return;\r
     }\r
@@ -203,6 +205,8 @@ public class SeqCanvas
 \r
   public void paint(Graphics g)\r
   {\r
+    sr.renderGaps(av.renderGaps);\r
+\r
     if (fastPaint)\r
     {\r
       g.drawImage(img, 0, 0, this);\r
@@ -408,101 +412,143 @@ public class SeqCanvas
       groupIndex = 0;\r
     }\r
 \r
-    if (group != null)\r
+    if (group != null && !isOverview)\r
     {\r
       do\r
       {\r
-        int oldY = -1;\r
-        int i = 0;\r
-        boolean inGroup = false;\r
-        int top = -1, bottom = -1;\r
-        for (i = y1; i < y2; i++)\r
-        {\r
-          sx = (group.getStartRes() - startx) * av.charWidth;\r
-          sy = offset + (i-starty)*av.charHeight;\r
-          ex = (group.getEndRes() + 1 - group.getStartRes()) * av.charWidth - 1;\r
+          int oldY = -1;\r
+          int i = 0;\r
+          boolean inGroup = false;\r
+          int top = -1;\r
+          int bottom = -1;\r
 \r
-          if (sx < getSize().width\r
-              && ex > 0\r
-              && group.sequences.contains(av.alignment.getSequenceAt(i)))\r
+          for (i = y1; i < y2; i++)\r
           {\r
-            if (bottom == -1 && (i == av.alignment.getHeight() - 1 ||\r
-                                 !group.sequences.contains(av.alignment.\r
-                getSequenceAt(i + 1))))\r
-            {\r
-              bottom = sy + av.charHeight;\r
-            }\r
+              sx = (group.getStartRes() - startx) * av.charWidth;\r
+              sy = offset + ((i - starty) * av.charHeight);\r
+              ex = (((group.getEndRes() + 1) - group.getStartRes()) * av.charWidth) -\r
+                  1;\r
 \r
-            if (!inGroup)\r
-            {\r
-              if (top == -1 && i == 0 ||\r
-                  !group.sequences.contains(av.alignment.getSequenceAt(i - 1)))\r
+              if(sx+ex<0 || sx>imgWidth)\r
               {\r
-                top = sy;\r
+                continue;\r
               }\r
 \r
-              oldY = sy;\r
-              inGroup = true;\r
-              if (group == av.getSelectionGroup())\r
+              if ( (sx <= (x2-x1)*av.charWidth) &&\r
+                      group.sequences.contains(av.alignment.getSequenceAt(\r
+                              i)))\r
               {\r
-                g.setColor(new Color(255, 0, 0));\r
+                  if ((bottom == -1) &&\r
+                          !group.sequences.contains(\r
+                              av.alignment.getSequenceAt(i + 1)))\r
+                  {\r
+                      bottom = sy + av.charHeight;\r
+                  }\r
+\r
+                  if (!inGroup)\r
+                  {\r
+                      if (((top == -1) && (i == 0)) ||\r
+                              !group.sequences.contains(\r
+                                  av.alignment.getSequenceAt(i - 1)))\r
+                      {\r
+                          top = sy;\r
+                      }\r
+\r
+                      oldY = sy;\r
+                      inGroup = true;\r
+\r
+                      if (group == av.getSelectionGroup())\r
+                      {\r
+                          g.setColor(Color.red);\r
+                      }\r
+                      else\r
+                      {\r
+                          g.setColor(group.getOutlineColour());\r
+                      }\r
+                  }\r
               }\r
               else\r
               {\r
-                g.setColor(group.getOutlineColour());\r
+                if (inGroup)\r
+                {\r
+                  if (sx >= 0 && sx < imgWidth)\r
+                    g.drawLine(sx, oldY, sx, sy);\r
+\r
+                  if (sx + ex < imgWidth)\r
+                    g.drawLine(sx + ex, oldY, sx + ex, sy);\r
+\r
+                  if (sx < 0)\r
+                  {\r
+                    ex += sx;\r
+                    sx = 0;\r
+                  }\r
+\r
+                  if (sx + ex > imgWidth)\r
+                    ex = imgWidth;\r
+\r
+                  else if (sx + ex >= (x2 - x1 + 1) * av.charWidth)\r
+                    ex = (x2 - x1 + 1) * av.charWidth;\r
+\r
+                  if (top != -1)\r
+                  {\r
+                    g.drawLine(sx, top, sx + ex, top);\r
+                    top = -1;\r
+                  }\r
+\r
+                  if (bottom != -1)\r
+                  {\r
+                    g.drawLine(sx, bottom, sx + ex, bottom);\r
+                    bottom = -1;\r
+                  }\r
+\r
+                  inGroup = false;\r
+                  }\r
               }\r
-            }\r
           }\r
-          else\r
+\r
+          if (inGroup)\r
           {\r
-            if (inGroup)\r
-            {\r
+            sy = offset + ( (i - starty) * av.charHeight);\r
+            if (sx >= 0 && sx < imgWidth)\r
               g.drawLine(sx, oldY, sx, sy);\r
+\r
+            if (sx + ex < imgWidth)\r
               g.drawLine(sx + ex, oldY, sx + ex, sy);\r
 \r
-              if (top != -1)\r
-              {\r
-                g.drawLine(sx, top, sx + ex, top);\r
-                top = -1;\r
-              }\r
-              if (bottom != -1)\r
-              {\r
-                g.drawLine(sx, bottom, sx + ex, bottom);\r
-                bottom = -1;\r
-              }\r
+            if (sx < 0)\r
+            {\r
+              ex += sx;\r
+              sx = 0;\r
+            }\r
 \r
-              inGroup = false;\r
+            if (sx + ex > imgWidth)\r
+              ex = imgWidth;\r
+            else if (sx + ex >= (x2 - x1 + 1) * av.charWidth)\r
+              ex = (x2 - x1 + 1) * av.charWidth;\r
+\r
+            if (top != -1)\r
+            {\r
+              g.drawLine(sx, top, sx + ex, top);\r
+              top = -1;\r
             }\r
-          }\r
-        }\r
 \r
-        if (inGroup)\r
-        {\r
+            if (bottom != -1)\r
+            {\r
+              g.drawLine(sx, bottom - 1, sx + ex, bottom - 1);\r
+              bottom = -1;\r
+            }\r
 \r
-          if (top != -1)\r
-          {\r
-            g.drawLine(sx, top, sx + ex, top);\r
-            top = -1;\r
+              inGroup = false;\r
           }\r
-          if (bottom != -1)\r
-          {\r
-            g.drawLine(sx, bottom - 1, sx + ex, bottom - 1);\r
-            bottom = -1;\r
 \r
-          }\r
-          sy = offset + (i-starty)*av.charHeight;\r
-          g.drawLine(sx, oldY, sx, sy);\r
-          g.drawLine(sx + ex, oldY, sx + ex, sy);\r
-          inGroup = false;\r
-        }\r
-        groupIndex++;\r
-        if (groupIndex >= groups.size())\r
-        {\r
-          break;\r
-        }\r
+          groupIndex++;\r
 \r
-        group = (SequenceGroup) groups.elementAt(groupIndex);\r
+          if (groupIndex >= groups.size())\r
+          {\r
+              break;\r
+          }\r
 \r
+          group = (SequenceGroup) groups.elementAt(groupIndex);\r
       }\r
       while (groupIndex < groups.size());\r
     }\r