make cell line width settable

xwords4/android/app/src/main/java/org/eehouse/android/xw4/BoardCanvas.java

@@ -468,13 +468,11 @@ public class BoardCanvas extends Canvas implements DrawCtx {
             // frame the cell
             int frameColor = m_otherColors[CommonPrefs.COLOR_CELLLINE];
             m_strokePaint.setColor( adjustColor(frameColor) );
-            if ( false ) {
+
             // PENDING: fetch/calculate this a lot less frequently!!
-                int linePct = XWPrefs.getPrefsInt( m_activity, R.string.key_board_line_pct, 1 );
+            int width = XWPrefs.getPrefsInt( m_activity, R.string.key_board_line_width, 1 );
-                linePct = Math.min( 25, linePct );
-                int width = Math.max(1, (rect.width() * linePct) / 100);
             m_strokePaint.setStrokeWidth( width );
-            }
+
             drawRect( rect, m_strokePaint );
 
             drawCrosshairs( rect, flags );
@@ -779,7 +777,7 @@ public class BoardCanvas extends Canvas implements DrawCtx {
             m_fillPaint.setTextAlign( align );
             drawText( text, origin, bottom, m_fillPaint );
         }
-    } // drawCentered
+    } // drawIn
 
     private void drawScaled( String text, final Rect rect,
                              Rect textBounds, int descent )

xwords4/android/app/src/main/res/values/common_rsrc.xml

@@ -35,7 +35,7 @@
   <string name="key_cellline">key_cellline</string>
   <string name="key_clr_crosshairs">key_clr_crosshairs</string>
   <string name="key_clr_bonushint">key_clr_bonushint</string>
-  <string name="key_board_line_pct">key_board_line_pct</string>
+  <string name="key_board_line_width">key_board_line_width</string>
 
   <string name="key_relay_host">key_relay_host</string>
   <string name="key_relay_port">key_relay_port2</string>
@@ -194,6 +194,15 @@
     <item>9</item>
   </string-array>
 
+  <string-array name="cellline_widths">
+    <item>1</item>
+    <item>2</item>
+    <item>3</item>
+    <item>4</item>
+    <item>6</item>
+    <item>8</item>
+  </string-array>
+
   <string-array name="phony_names">
     <item>@string/phonies_ignore</item>
     <item>@string/phonies_warn</item>

xwords4/android/app/src/main/res/values/strings.xml

@@ -881,7 +881,7 @@
        ############################################################
       -->
     <!-- title of this sub-preference -->
-    <string name="prefs_colors">Board colors</string>
+    <string name="prefs_colors">Board colors etc.</string>
     <!-- clarification of the above -->
     <string name="prefs_colors_summary">Edit colors used on the board</string>
     <!-- The remaining strings (down to the color edit dialog below)
@@ -913,7 +913,8 @@
          board -->
     <string name="key_bonushint">Bonus square text</string>
     <!-- The color of the lines delimiting cells on the board -->
-    <string name="cellline">Board lines</string>
+    <string name="cellline">Cell borders</string>
+    <string name="cellline_width">Cell border width</string>
     <!--       
        ############################################################
        # :Dialogs:

xwords4/android/app/src/main/res/xml/prefs_appear_colors.xml

@@ -81,5 +81,14 @@
         android:title="@string/cellline"
         android:defaultValue="0x101010"
         />
+
+    <org.eehouse.android.xw4.XWListPreference
+        android:key="@string/key_board_line_width"
+        android:title="@string/cellline_width"
+        android:entries="@array/cellline_widths"
+        android:entryValues="@array/cellline_widths"
+        android:defaultValue="2"
+        />
+
   </PreferenceCategory>
 </PreferenceScreen>