X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=test%2Fjalview%2Fgui%2FSeqCanvasTest.java;h=73aeb79fe5241b0210fc7726a45de621e777704d;hb=61632514caf99d7897843f8bb3e4378aa715d040;hp=ee1270e6f6657dfac7de0a6c25caff6f14d3715c;hpb=2bef55651d4b9d94148f75e3a697ec63823b218a;p=jalview.git

diff --git a/test/jalview/gui/SeqCanvasTest.java b/test/jalview/gui/SeqCanvasTest.java
index ee1270e..73aeb79 100644
--- a/test/jalview/gui/SeqCanvasTest.java
+++ b/test/jalview/gui/SeqCanvasTest.java
@@ -48,17 +48,17 @@ public class SeqCanvasTest
     AlignmentI al = av.getAlignment();
     assertEquals(al.getWidth(), 157);
     assertEquals(al.getHeight(), 15);
+    av.getRanges().setStartEndSeq(0, 14);
+
+    SeqCanvas testee = af.alignPanel.getSeqPanel().seqCanvas;
 
     av.setWrapAlignment(true);
-    av.getRanges().setStartEndSeq(0, 14);
     av.setFont(new Font("SansSerif", Font.PLAIN, 14), true);
     int charHeight = av.getCharHeight();
     int charWidth = av.getCharWidth();
     assertEquals(charHeight, 17);
     assertEquals(charWidth, 12);
 
-    SeqCanvas testee = af.alignPanel.getSeqPanel().seqCanvas;
-
     /*
      * first with scales above, left, right
      */
@@ -97,8 +97,8 @@ public class SeqCanvasTest
     assertEquals(PA.getValue(testee, "wrappedVisibleWidths"), 3);
 
     /*
-     * reduce canvas height by 1 pixel - should not be enough height
-     * to draw 3 widths
+     * reduce canvas height by 1 pixel 
+     * - should not be enough height to draw 3 widths
      */
     canvasHeight -= 1;
     testee.calculateWrappedGeometry(canvasWidth, canvasHeight);
@@ -170,11 +170,11 @@ public class SeqCanvasTest
     canvasWidth += 8;
     wrappedWidth = testee.calculateWrappedGeometry(canvasWidth,
             canvasHeight);
-    assertEquals(wrappedWidth, 27);
+    assertEquals(wrappedWidth, 27); // 8px not enough
     canvasWidth += 1;
     wrappedWidth = testee.calculateWrappedGeometry(canvasWidth,
             canvasHeight);
-    assertEquals(wrappedWidth, 28);
+    assertEquals(wrappedWidth, 28); // 9px is enough
 
     /*
      * now West but not East scale - lose 39 pixels or 4 columns
@@ -190,11 +190,11 @@ public class SeqCanvasTest
     canvasWidth += 2;
     wrappedWidth = testee.calculateWrappedGeometry(canvasWidth,
             canvasHeight);
-    assertEquals(wrappedWidth, 24);
+    assertEquals(wrappedWidth, 24); // 2px not enough
     canvasWidth += 1;
     wrappedWidth = testee.calculateWrappedGeometry(canvasWidth,
             canvasHeight);
-    assertEquals(wrappedWidth, 25);
+    assertEquals(wrappedWidth, 25); // 3px is enough
 
     /*
      * turn off scales left and right, make width exactly 157 columns
@@ -256,15 +256,16 @@ public class SeqCanvasTest
             2 * charHeight);
     int repeatingHeight = (int) PA.getValue(testee, "wrappedRepeatHeightPx");
     assertEquals(repeatingHeight, charHeight * (2 + al.getHeight())
-            + annotationHeight);
+            + SeqCanvas.SEQS_ANNOTATION_GAP + annotationHeight);
     assertEquals(PA.getValue(testee, "wrappedVisibleWidths"), 1);
   
     /*
-     * repeat height is 17 * (2 + 15) = 289 + annotationHeight = 507
-     * make canvas height 2 * 289 + 3 * charHeight so just enough to
-     * draw 2 widths and the first sequence of a third
+     * repeat height is 17 * (2 + 15) = 289 + 3 + annotationHeight = 510
+     * make canvas height 2 of these plus 3 charHeights 
+     * so just enough to draw 2 widths, gap + scale + the first sequence of a third
      */
-    canvasHeight = charHeight * (17 * 2 + 3) + 2 * annotationHeight;
+    canvasHeight = charHeight * (17 * 2 + 3)
+            + 2 * (annotationHeight + SeqCanvas.SEQS_ANNOTATION_GAP);
     testee.calculateWrappedGeometry(canvasWidth, canvasHeight);
     assertEquals(PA.getValue(testee, "wrappedVisibleWidths"), 3);
   
@@ -287,7 +288,8 @@ public class SeqCanvasTest
      * reduce height to enough for 2 widths and not quite a third
      * i.e. two repeating heights + spacer + sequence - 1 pixel
      */
-    canvasHeight = charHeight * (16 * 2 + 2) + 2 * annotationHeight - 1;
+    canvasHeight = charHeight * (16 * 2 + 2)
+            + 2 * (annotationHeight + SeqCanvas.SEQS_ANNOTATION_GAP) - 1;
     testee.calculateWrappedGeometry(canvasWidth, canvasHeight);
     assertEquals(PA.getValue(testee, "wrappedVisibleWidths"), 2);
 
@@ -298,4 +300,42 @@ public class SeqCanvasTest
     testee.calculateWrappedGeometry(canvasWidth, canvasHeight);
     assertEquals(PA.getValue(testee, "wrappedVisibleWidths"), 3);
   }
+
+  /**
+   * Test simulates loading an unwrapped alignment, shrinking it vertically so
+   * not all sequences are visible, then changing to wrapped mode. The ranges
+   * endSeq should be unchanged, but the vertical repeat height should include
+   * all sequences.
+   */
+  @Test(groups = "Functional")
+  public void testCalculateWrappedGeometry_fromScrolled()
+  {
+    AlignFrame af = new FileLoader().LoadFileWaitTillLoaded(
+            "examples/uniref50.fa", DataSourceType.FILE);
+    AlignViewport av = af.getViewport();
+    AlignmentI al = av.getAlignment();
+    assertEquals(al.getWidth(), 157);
+    assertEquals(al.getHeight(), 15);
+    av.getRanges().setStartEndSeq(0, 3);
+    av.setShowAnnotation(false);
+    av.setScaleAboveWrapped(true);
+
+    SeqCanvas testee = af.alignPanel.getSeqPanel().seqCanvas;
+
+    av.setWrapAlignment(true);
+    av.setFont(new Font("SansSerif", Font.PLAIN, 14), true);
+    int charHeight = av.getCharHeight();
+    int charWidth = av.getCharWidth();
+    assertEquals(charHeight, 17);
+    assertEquals(charWidth, 12);
+
+    int canvasWidth = 400;
+    int canvasHeight = 300;
+    testee.calculateWrappedGeometry(canvasWidth, canvasHeight);
+
+    assertEquals(av.getRanges().getEndSeq(), 3); // unchanged
+    int repeatingHeight = (int) PA.getValue(testee,
+            "wrappedRepeatHeightPx");
+    assertEquals(repeatingHeight, charHeight * (2 + al.getHeight()));
+  }
 }