[#75] Highlight borders of reachable filled cells.

yarcat · Dec 19, 2012 · c362354 · c362354
1 parent b222dbf
commit c362354
Show file tree

Hide file tree

Showing 2 changed files with 17 additions and 2 deletions.
diff --git a/Swing/src/com/yarcat/chemistrylines/swing/SwingField.java b/Swing/src/com/yarcat/chemistrylines/swing/SwingField.java
@@ -2,6 +2,8 @@
 
 import java.awt.Color;
 
+import javax.swing.border.Border;
+
 import com.yarcat.chemistrylines.algorithms.Path;
 import com.yarcat.chemistrylines.field.Cell;
 import com.yarcat.chemistrylines.field.Cell.Mark;
@@ -39,6 +41,12 @@ private boolean marked(Mark m) {
             return cell().hasMark(m);
         }
 
+        @Override
+        void updateStyle() {
+            super.updateStyle();
+            setBorder(getEdge());
+        }
+
         @Override
         Color getBgColor() {
             Color bg;
@@ -53,6 +61,11 @@ Color getBgColor() {
             }
             return bg;
         }
+
+        private Border getEdge() {
+            return !isEmpty() && marked(Mark.ReachableFromSource)
+                ? style.REACHABLE_BORDER : style.DEFAULT_BORDER;
+        }
     }
 
     class FieldSelection implements SelectionListener {

diff --git a/Swing/src/com/yarcat/chemistrylines/swing/style.java b/Swing/src/com/yarcat/chemistrylines/swing/style.java
@@ -19,8 +19,10 @@ public class style {
     private static final Color HIGHLIGHT_FG = Color.YELLOW;
 
     // @formatter:off
-    private final static Border BORDER =
+    final static Border DEFAULT_BORDER =
         BorderFactory.createLineBorder(new Color(0x55, 0x44, 0x33));
+    final static Border REACHABLE_BORDER =
+            BorderFactory.createLineBorder(new Color(0x20, 0x00, 0x30), 2);
     // @formatter:on
 
     static Component defaultColor(Component c) {
@@ -41,7 +43,7 @@ static void button(JLabel b) {
 
     static void frame(JComponent c) {
         defaultColor(c);
-        c.setBorder(BORDER);
+        c.setBorder(DEFAULT_BORDER);
         c.setOpaque(true);
     }
 }