Auto mini keyboard layout

Bug: 4280617
Change-Id: I34c344cbf350fe125589aa14ad69e4bd1f4e6f66
diff --git a/tests/src/com/android/inputmethod/keyboard/MiniKeyboardBuilderTests.java b/tests/src/com/android/inputmethod/keyboard/MiniKeyboardBuilderTests.java
index 7e3106d..600342a 100644
--- a/tests/src/com/android/inputmethod/keyboard/MiniKeyboardBuilderTests.java
+++ b/tests/src/com/android/inputmethod/keyboard/MiniKeyboardBuilderTests.java
@@ -25,6 +25,16 @@
     private static final int WIDTH = 10;
     private static final int HEIGHT = 10;
 
+    private static final int KEYBOARD_WIDTH = WIDTH * 10;
+    private static final int XPOS_L0 = WIDTH * 0;
+    private static final int XPOS_L1 = WIDTH * 1;
+    private static final int XPOS_L2 = WIDTH * 2;
+    private static final int XPOS_M0 = WIDTH * 5;
+    private static final int XPOS_R3 = WIDTH * 6;
+    private static final int XPOS_R2 = WIDTH * 7;
+    private static final int XPOS_R1 = WIDTH * 8;
+    private static final int XPOS_R0 = WIDTH * 9;
+
     @Override
     protected void setUp() throws Exception {
         super.setUp();
@@ -33,9 +43,8 @@
     public void testLayoutError() {
         MiniKeyboardLayoutParams params = null;
         try {
-            params = new MiniKeyboardLayoutParams(
-                    10, MAX_COLUMNS + 1, WIDTH, HEIGHT,
-                    WIDTH * 2, WIDTH * MAX_COLUMNS);
+            params = new MiniKeyboardLayoutParams(10, MAX_COLUMNS + 1, WIDTH, HEIGHT, WIDTH * 2,
+                    WIDTH * MAX_COLUMNS);
             fail("Should throw IllegalArgumentException");
         } catch (IllegalArgumentException e) {
             // Too small keyboard to hold mini keyboard.
@@ -48,39 +57,198 @@
     // "[1]" is the default key.
 
     // [1]
-    public void testLayout1Key() {
-        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(
-                1, MAX_COLUMNS, WIDTH, HEIGHT,
-                WIDTH * 5, WIDTH * 10);
-        assertEquals("1 key columns", 1, params.mNumColumns);
-        assertEquals("1 key rows", 1, params.mNumRows);
-        assertEquals("1 key left", 0, params.mLeftKeys);
-        assertEquals("1 key right", 1, params.mRightKeys);
-        assertEquals("1 key [1]", 0, params.getColumnPos(0));
-        assertEquals("1 key centering", false, params.mTopRowNeedsCentering);
-        assertEquals("1 key default", 0, params.getDefaultKeyCoordX());
+    public void testLayout1KeyM0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(1, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_M0, KEYBOARD_WIDTH);
+        assertEquals("1 key M0 columns", 1, params.mNumColumns);
+        assertEquals("1 key M0 rows", 1, params.mNumRows);
+        assertEquals("1 key M0 left", 0, params.mLeftKeys);
+        assertEquals("1 key M0 right", 1, params.mRightKeys);
+        assertEquals("1 key M0 [1]", 0, params.getColumnPos(0));
+        assertEquals("1 key M0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("1 key M0 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |[1]
+    public void testLayout1KeyL0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(1, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L0, KEYBOARD_WIDTH);
+        assertEquals("1 key L0 columns", 1, params.mNumColumns);
+        assertEquals("1 key L0 rows", 1, params.mNumRows);
+        assertEquals("1 key L0 left", 0, params.mLeftKeys);
+        assertEquals("1 key L0 right", 1, params.mRightKeys);
+        assertEquals("1 key L0 [1]", 0, params.getColumnPos(0));
+        assertEquals("1 key L0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("1 key L0 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ [1]
+    public void testLayout1KeyL1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(1, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L1, KEYBOARD_WIDTH);
+        assertEquals("1 key L1 columns", 1, params.mNumColumns);
+        assertEquals("1 key L1 rows", 1, params.mNumRows);
+        assertEquals("1 key L1 left", 0, params.mLeftKeys);
+        assertEquals("1 key L1 right", 1, params.mRightKeys);
+        assertEquals("1 key L1 [1]", 0, params.getColumnPos(0));
+        assertEquals("1 key L1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("1 key L1 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ ___ [1]
+    public void testLayout1KeyL2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(1, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L2, KEYBOARD_WIDTH);
+        assertEquals("1 key L2 columns", 1, params.mNumColumns);
+        assertEquals("1 key L2 rows", 1, params.mNumRows);
+        assertEquals("1 key L2 left", 0, params.mLeftKeys);
+        assertEquals("1 key L2 right", 1, params.mRightKeys);
+        assertEquals("1 key L2 [1]", 0, params.getColumnPos(0));
+        assertEquals("1 key L2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("1 key L2 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // [1]|
+    public void testLayout1KeyR0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(1, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R0, KEYBOARD_WIDTH);
+        assertEquals("1 key R0 columns", 1, params.mNumColumns);
+        assertEquals("1 key R0 rows", 1, params.mNumRows);
+        assertEquals("1 key R0 left", 0, params.mLeftKeys);
+        assertEquals("1 key R0 right", 1, params.mRightKeys);
+        assertEquals("1 key R0 [1]", 0, params.getColumnPos(0));
+        assertEquals("1 key R0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("1 key R0 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // [1] ___|
+    public void testLayout1KeyR1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(1, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R1, KEYBOARD_WIDTH);
+        assertEquals("1 key R1 columns", 1, params.mNumColumns);
+        assertEquals("1 key R1 rows", 1, params.mNumRows);
+        assertEquals("1 key R1 left", 0, params.mLeftKeys);
+        assertEquals("1 key R1 right", 1, params.mRightKeys);
+        assertEquals("1 key R1 [1]", 0, params.getColumnPos(0));
+        assertEquals("1 key R1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("1 key R1 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // [1] ___ ___|
+    public void testLayout1KeyR2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(1, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R2, KEYBOARD_WIDTH);
+        assertEquals("1 key R2 columns", 1, params.mNumColumns);
+        assertEquals("1 key R2 rows", 1, params.mNumRows);
+        assertEquals("1 key R2 left", 0, params.mLeftKeys);
+        assertEquals("1 key R2 right", 1, params.mRightKeys);
+        assertEquals("1 key R2 [1]", 0, params.getColumnPos(0));
+        assertEquals("1 key R2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("1 key R2 default", WIDTH * 0, params.getDefaultKeyCoordX());
     }
 
     // [1] [2]
-    public void testLayout2Key() {
-        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(
-                2, MAX_COLUMNS, WIDTH, HEIGHT,
-                WIDTH * 5, WIDTH * 10);
-        assertEquals("2 key columns", 2, params.mNumColumns);
-        assertEquals("2 key rows", 1, params.mNumRows);
-        assertEquals("2 key left", 0, params.mLeftKeys);
-        assertEquals("2 key right", 2, params.mRightKeys);
-        assertEquals("2 key [1]", 0, params.getColumnPos(0));
-        assertEquals("2 key [2]", 1, params.getColumnPos(1));
-        assertEquals("2 key centering", false, params.mTopRowNeedsCentering);
-        assertEquals("2 key default", 0, params.getDefaultKeyCoordX());
+    public void testLayout2KeyM0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(2, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_M0, KEYBOARD_WIDTH);
+        assertEquals("2 key M0 columns", 2, params.mNumColumns);
+        assertEquals("2 key M0 rows", 1, params.mNumRows);
+        assertEquals("2 key M0 left", 0, params.mLeftKeys);
+        assertEquals("2 key M0 right", 2, params.mRightKeys);
+        assertEquals("2 key M0 [1]", 0, params.getColumnPos(0));
+        assertEquals("2 key M0 [2]", 1, params.getColumnPos(1));
+        assertEquals("2 key M0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("2 key M0 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |[1] [2]
+    public void testLayout2KeyL0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(2, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L0, KEYBOARD_WIDTH);
+        assertEquals("2 key L0 columns", 2, params.mNumColumns);
+        assertEquals("2 key L0 rows", 1, params.mNumRows);
+        assertEquals("2 key L0 left", 0, params.mLeftKeys);
+        assertEquals("2 key L0 right", 2, params.mRightKeys);
+        assertEquals("2 key L0 [1]", 0, params.getColumnPos(0));
+        assertEquals("2 key L0 [2]", 1, params.getColumnPos(1));
+        assertEquals("2 key L0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("2 key L0 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ [1] [2]
+    public void testLayout2KeyL1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(2, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L1, KEYBOARD_WIDTH);
+        assertEquals("2 key L1 columns", 2, params.mNumColumns);
+        assertEquals("2 key L1 rows", 1, params.mNumRows);
+        assertEquals("2 key L1 left", 0, params.mLeftKeys);
+        assertEquals("2 key L1 right", 2, params.mRightKeys);
+        assertEquals("2 key L1 [1]", 0, params.getColumnPos(0));
+        assertEquals("2 key L1 [2]", 1, params.getColumnPos(1));
+        assertEquals("2 key L1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("2 key L1 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ ___ [1] [2]
+    public void testLayout2KeyL2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(2, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L2, KEYBOARD_WIDTH);
+        assertEquals("2 key L2 columns", 2, params.mNumColumns);
+        assertEquals("2 key L2 rows", 1, params.mNumRows);
+        assertEquals("2 key L2 left", 0, params.mLeftKeys);
+        assertEquals("2 key L2 right", 2, params.mRightKeys);
+        assertEquals("2 key L2 [1]", 0, params.getColumnPos(0));
+        assertEquals("2 key L2 [2]", 1, params.getColumnPos(1));
+        assertEquals("2 key L2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("2 key L2 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // [2] [1]|
+    public void testLayout2KeyR0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(2, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R0, KEYBOARD_WIDTH);
+        assertEquals("2 key R0 columns", 2, params.mNumColumns);
+        assertEquals("2 key R0 rows", 1, params.mNumRows);
+        assertEquals("2 key R0 left", 1, params.mLeftKeys);
+        assertEquals("2 key R0 right", 1, params.mRightKeys);
+        assertEquals("2 key R0 [1]", 0, params.getColumnPos(0));
+        assertEquals("2 key R0 [2]", -1, params.getColumnPos(1));
+        assertEquals("2 key R0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("2 key R0 default", WIDTH * 1, params.getDefaultKeyCoordX());
+    }
+
+    // [2] [1] ___|
+    public void testLayout2KeyR1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(2, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R1, KEYBOARD_WIDTH);
+        assertEquals("2 key R1 columns", 2, params.mNumColumns);
+        assertEquals("2 key R1 rows", 1, params.mNumRows);
+        assertEquals("2 key R1 left", 1, params.mLeftKeys);
+        assertEquals("2 key R1 right", 1, params.mRightKeys);
+        assertEquals("2 key R1 [1]", 0, params.getColumnPos(0));
+        assertEquals("2 key R1 [2]", -1, params.getColumnPos(1));
+        assertEquals("2 key R1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("2 key R1 default", WIDTH * 1, params.getDefaultKeyCoordX());
+    }
+
+    // [1] [2] ___ ___|
+    public void testLayout2KeyR2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(2, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R2, KEYBOARD_WIDTH);
+        assertEquals("2 key R2 columns", 2, params.mNumColumns);
+        assertEquals("2 key R2 rows", 1, params.mNumRows);
+        assertEquals("2 key R2 left", 0, params.mLeftKeys);
+        assertEquals("2 key R2 right", 2, params.mRightKeys);
+        assertEquals("2 key R2 [1]", 0, params.getColumnPos(0));
+        assertEquals("2 key R2 [2]", 1, params.getColumnPos(1));
+        assertEquals("2 key R2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("2 key R2 default", WIDTH * 0, params.getDefaultKeyCoordX());
     }
 
     // [3] [1] [2]
-    public void testLayout3Key() {
-        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(
-                3, MAX_COLUMNS, WIDTH, HEIGHT,
-                WIDTH * 5, WIDTH * 10);
+    public void testLayout3KeyM0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(3, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_M0, KEYBOARD_WIDTH);
         assertEquals("3 key columns", 3, params.mNumColumns);
         assertEquals("3 key rows", 1, params.mNumRows);
         assertEquals("3 key left", 1, params.mLeftKeys);
@@ -88,15 +256,104 @@
         assertEquals("3 key [1]", 0, params.getColumnPos(0));
         assertEquals("3 key [2]", 1, params.getColumnPos(1));
         assertEquals("3 key [3]", -1, params.getColumnPos(2));
-        assertEquals("3 key centering", false, params.mTopRowNeedsCentering);
-        assertEquals("3 key default", WIDTH, params.getDefaultKeyCoordX());
+        assertEquals("3 key adjust", 0, params.mTopRowAdjustment);
+        assertEquals("3 key default", WIDTH * 1, params.getDefaultKeyCoordX());
+    }
+
+    // |[1] [2] [3]
+    public void testLayout3KeyL0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(3, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L0, KEYBOARD_WIDTH);
+        assertEquals("3 key L0 columns", 3, params.mNumColumns);
+        assertEquals("3 key L0 rows", 1, params.mNumRows);
+        assertEquals("3 key L0 left", 0, params.mLeftKeys);
+        assertEquals("3 key L0 right", 3, params.mRightKeys);
+        assertEquals("3 key L0 [1]", 0, params.getColumnPos(0));
+        assertEquals("3 key L0 [2]", 1, params.getColumnPos(1));
+        assertEquals("3 key L0 [3]", 2, params.getColumnPos(2));
+        assertEquals("3 key L0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("3 key L0 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ [1] [2] [3]
+    public void testLayout3KeyL1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(3, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L1, KEYBOARD_WIDTH);
+        assertEquals("3 key L1 columns", 3, params.mNumColumns);
+        assertEquals("3 key L1 rows", 1, params.mNumRows);
+        assertEquals("3 key L1 left", 0, params.mLeftKeys);
+        assertEquals("3 key L1 right", 3, params.mRightKeys);
+        assertEquals("3 key L1 [1]", 0, params.getColumnPos(0));
+        assertEquals("3 key L1 [2]", 1, params.getColumnPos(1));
+        assertEquals("3 key L1 [3]", 2, params.getColumnPos(2));
+        assertEquals("3 key L1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("3 key L1 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ ___ [3] [1] [2]
+    public void testLayout3KeyL2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(3, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L2, KEYBOARD_WIDTH);
+        assertEquals("3 key L2 columns", 3, params.mNumColumns);
+        assertEquals("3 key L2 rows", 1, params.mNumRows);
+        assertEquals("3 key L2 left", 1, params.mLeftKeys);
+        assertEquals("3 key L2 right", 2, params.mRightKeys);
+        assertEquals("3 key L2 [1]", 0, params.getColumnPos(0));
+        assertEquals("3 key L2 [2]", 1, params.getColumnPos(1));
+        assertEquals("3 key L2 [3]", -1, params.getColumnPos(2));
+        assertEquals("3 key L2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("3 key L2 default", WIDTH * 1, params.getDefaultKeyCoordX());
+    }
+
+    // [3] [2] [1]|
+    public void testLayout3KeyR0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(3, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R0, KEYBOARD_WIDTH);
+        assertEquals("3 key R0 columns", 3, params.mNumColumns);
+        assertEquals("3 key R0 rows", 1, params.mNumRows);
+        assertEquals("3 key R0 left", 2, params.mLeftKeys);
+        assertEquals("3 key R0 right", 1, params.mRightKeys);
+        assertEquals("3 key R0 [1]", 0, params.getColumnPos(0));
+        assertEquals("3 key R0 [2]", -1, params.getColumnPos(1));
+        assertEquals("3 key R0 [3]", -2, params.getColumnPos(2));
+        assertEquals("3 key R0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("3 key R0 default", WIDTH * 2, params.getDefaultKeyCoordX());
+    }
+
+    // [3] [2] [1] ___|
+    public void testLayout3KeyR1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(3, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R1, KEYBOARD_WIDTH);
+        assertEquals("3 key R1 columns", 3, params.mNumColumns);
+        assertEquals("3 key R1 rows", 1, params.mNumRows);
+        assertEquals("3 key R1 left", 2, params.mLeftKeys);
+        assertEquals("3 key R1 right", 1, params.mRightKeys);
+        assertEquals("3 key R1 [1]", 0, params.getColumnPos(0));
+        assertEquals("3 key R1 [2]", -1, params.getColumnPos(1));
+        assertEquals("3 key R1 [3]", -2, params.getColumnPos(2));
+        assertEquals("3 key R1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("3 key R1 default", WIDTH * 2, params.getDefaultKeyCoordX());
+    }
+
+    // [3] [1] [2] ___ ___|
+    public void testLayout3KeyR2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(3, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R2, KEYBOARD_WIDTH);
+        assertEquals("3 key R2 columns", 3, params.mNumColumns);
+        assertEquals("3 key R2 rows", 1, params.mNumRows);
+        assertEquals("3 key R2 left", 1, params.mLeftKeys);
+        assertEquals("3 key R2 right", 2, params.mRightKeys);
+        assertEquals("3 key R2 [1]", 0, params.getColumnPos(0));
+        assertEquals("3 key R2 [2]", 1, params.getColumnPos(1));
+        assertEquals("3 key R2 [3]", -1, params.getColumnPos(2));
+        assertEquals("3 key R2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("3 key R2 default", WIDTH * 1, params.getDefaultKeyCoordX());
     }
 
     // [3] [1] [2] [4]
-    public void testLayout4Key() {
-        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(
-                4, MAX_COLUMNS, WIDTH, HEIGHT,
-                WIDTH * 5, WIDTH * 10);
+    public void testLayout4KeyM0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(4, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_M0, KEYBOARD_WIDTH);
         assertEquals("4 key columns", 4, params.mNumColumns);
         assertEquals("4 key rows", 1, params.mNumRows);
         assertEquals("4 key left", 1, params.mLeftKeys);
@@ -105,15 +362,110 @@
         assertEquals("4 key [2]", 1, params.getColumnPos(1));
         assertEquals("4 key [3]", -1, params.getColumnPos(2));
         assertEquals("4 key [4]", 2, params.getColumnPos(3));
-        assertEquals("4 key centering", false, params.mTopRowNeedsCentering);
-        assertEquals("4 key default", WIDTH, params.getDefaultKeyCoordX());
+        assertEquals("4 key adjust", 0, params.mTopRowAdjustment);
+        assertEquals("4 key default", WIDTH * 1, params.getDefaultKeyCoordX());
+    }
+
+    // |[1] [2] [3] [4]
+    public void testLayout4KeyL0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(4, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L0, KEYBOARD_WIDTH);
+        assertEquals("4 key L0 columns", 4, params.mNumColumns);
+        assertEquals("4 key L0 rows", 1, params.mNumRows);
+        assertEquals("4 key L0 left", 0, params.mLeftKeys);
+        assertEquals("4 key L0 right", 4, params.mRightKeys);
+        assertEquals("4 key L0 [1]", 0, params.getColumnPos(0));
+        assertEquals("4 key L0 [2]", 1, params.getColumnPos(1));
+        assertEquals("4 key L0 [3]", 2, params.getColumnPos(2));
+        assertEquals("4 key L0 [4]", 3, params.getColumnPos(3));
+        assertEquals("4 key L0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("4 key L0 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ [1] [2] [3] [4]
+    public void testLayout4KeyL1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(4, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L1, KEYBOARD_WIDTH);
+        assertEquals("4 key L1 columns", 4, params.mNumColumns);
+        assertEquals("4 key L1 rows", 1, params.mNumRows);
+        assertEquals("4 key L1 left", 0, params.mLeftKeys);
+        assertEquals("4 key L1 right", 4, params.mRightKeys);
+        assertEquals("4 key L1 [1]", 0, params.getColumnPos(0));
+        assertEquals("4 key L1 [2]", 1, params.getColumnPos(1));
+        assertEquals("4 key L1 [3]", 2, params.getColumnPos(2));
+        assertEquals("4 key L1 [4]", 3, params.getColumnPos(3));
+        assertEquals("4 key L1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("4 key L1 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ ___ [3] [1] [2] [4]
+    public void testLayout4KeyL2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(4, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L2, KEYBOARD_WIDTH);
+        assertEquals("4 key L2 columns", 4, params.mNumColumns);
+        assertEquals("4 key L2 rows", 1, params.mNumRows);
+        assertEquals("4 key L2 left", 1, params.mLeftKeys);
+        assertEquals("4 key L2 right", 3, params.mRightKeys);
+        assertEquals("4 key L2 [1]", 0, params.getColumnPos(0));
+        assertEquals("4 key L2 [2]", 1, params.getColumnPos(1));
+        assertEquals("4 key L2 [3]", -1, params.getColumnPos(2));
+        assertEquals("4 key L2 [4]", 2, params.getColumnPos(3));
+        assertEquals("4 key L2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("4 key L2 default", WIDTH * 1, params.getDefaultKeyCoordX());
+    }
+
+    // [4] [3] [2] [1]|
+    public void testLayout4KeyR0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(4, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R0, KEYBOARD_WIDTH);
+        assertEquals("4 key R0 columns", 4, params.mNumColumns);
+        assertEquals("4 key R0 rows", 1, params.mNumRows);
+        assertEquals("4 key R0 left", 3, params.mLeftKeys);
+        assertEquals("4 key R0 right", 1, params.mRightKeys);
+        assertEquals("4 key R0 [1]", 0, params.getColumnPos(0));
+        assertEquals("4 key R0 [2]", -1, params.getColumnPos(1));
+        assertEquals("4 key R0 [3]", -2, params.getColumnPos(2));
+        assertEquals("4 key R0 [4]", -3, params.getColumnPos(3));
+        assertEquals("4 key R0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("4 key R0 default", WIDTH * 3, params.getDefaultKeyCoordX());
+    }
+
+    // [4] [3] [2] [1] ___|
+    public void testLayout4KeyR1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(4, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R1, KEYBOARD_WIDTH);
+        assertEquals("4 key R1 columns", 4, params.mNumColumns);
+        assertEquals("4 key R1 rows", 1, params.mNumRows);
+        assertEquals("4 key R1 left", 3, params.mLeftKeys);
+        assertEquals("4 key R1 right", 1, params.mRightKeys);
+        assertEquals("4 key R1 [1]", 0, params.getColumnPos(0));
+        assertEquals("4 key R1 [2]", -1, params.getColumnPos(1));
+        assertEquals("4 key R1 [3]", -2, params.getColumnPos(2));
+        assertEquals("4 key R1 [4]", -3, params.getColumnPos(3));
+        assertEquals("4 key R1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("4 key R1 default", WIDTH * 3, params.getDefaultKeyCoordX());
+    }
+
+    // [4] [3] [1] [2] ___ ___|
+    public void testLayout4KeyR2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(4, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R2, KEYBOARD_WIDTH);
+        assertEquals("4 key R2 columns", 4, params.mNumColumns);
+        assertEquals("4 key R2 rows", 1, params.mNumRows);
+        assertEquals("4 key R2 left", 2, params.mLeftKeys);
+        assertEquals("4 key R2 right", 2, params.mRightKeys);
+        assertEquals("4 key R2 [1]", 0, params.getColumnPos(0));
+        assertEquals("4 key R2 [2]", 1, params.getColumnPos(1));
+        assertEquals("4 key R2 [3]", -1, params.getColumnPos(2));
+        assertEquals("4 key R2 [4]", -2, params.getColumnPos(3));
+        assertEquals("4 key R2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("4 key R2 default", WIDTH * 2, params.getDefaultKeyCoordX());
     }
 
     // [5] [3] [1] [2] [4]
-    public void testLayout5Key() {
-        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(
-                5, MAX_COLUMNS, WIDTH, HEIGHT,
-                WIDTH * 5, WIDTH * 10);
+    public void testLayout5KeyM0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(5, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_M0, KEYBOARD_WIDTH);
         assertEquals("5 key columns", 5, params.mNumColumns);
         assertEquals("5 key rows", 1, params.mNumRows);
         assertEquals("5 key left", 2, params.mLeftKeys);
@@ -123,190 +475,942 @@
         assertEquals("5 key [3]", -1, params.getColumnPos(2));
         assertEquals("5 key [4]", 2, params.getColumnPos(3));
         assertEquals("5 key [5]", -2, params.getColumnPos(4));
-        assertEquals("5 key centering", false, params.mTopRowNeedsCentering);
+        assertEquals("5 key adjust", 0, params.mTopRowAdjustment);
         assertEquals("5 key default", WIDTH * 2, params.getDefaultKeyCoordX());
     }
 
-    //         [6]
-    // [5] [3] [1] [2] [4]
-    public void testLayout6Key() {
-        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(
-                6, MAX_COLUMNS, WIDTH, HEIGHT,
-                WIDTH * 5, WIDTH * 10);
-        assertEquals("6 key columns", 5, params.mNumColumns);
+    // |[1] [2] [3] [4] [5]
+    public void testLayout5KeyL0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(5, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L0, KEYBOARD_WIDTH);
+        assertEquals("5 key L0 columns", 5, params.mNumColumns);
+        assertEquals("5 key L0 rows", 1, params.mNumRows);
+        assertEquals("5 key L0 left", 0, params.mLeftKeys);
+        assertEquals("5 key L0 right", 5, params.mRightKeys);
+        assertEquals("5 key L0 [1]", 0, params.getColumnPos(0));
+        assertEquals("5 key L0 [2]", 1, params.getColumnPos(1));
+        assertEquals("5 key L0 [3]", 2, params.getColumnPos(2));
+        assertEquals("5 key L0 [4]", 3, params.getColumnPos(3));
+        assertEquals("5 key L0 [5]", 4, params.getColumnPos(4));
+        assertEquals("5 key L0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("5 key L0 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ [1] [2] [3] [4] [5]
+    public void testLayout5KeyL1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(5, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L1, KEYBOARD_WIDTH);
+        assertEquals("5 key L1 columns", 5, params.mNumColumns);
+        assertEquals("5 key L1 rows", 1, params.mNumRows);
+        assertEquals("5 key L1 left", 0, params.mLeftKeys);
+        assertEquals("5 key L1 right", 5, params.mRightKeys);
+        assertEquals("5 key L1 [1]", 0, params.getColumnPos(0));
+        assertEquals("5 key L1 [2]", 1, params.getColumnPos(1));
+        assertEquals("5 key L1 [3]", 2, params.getColumnPos(2));
+        assertEquals("5 key L1 [4]", 3, params.getColumnPos(3));
+        assertEquals("5 key L1 [5]", 4, params.getColumnPos(4));
+        assertEquals("5 key L1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("5 key L1 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ ___ [3] [1] [2] [4] [5]
+    public void testLayout5KeyL2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(5, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L2, KEYBOARD_WIDTH);
+        assertEquals("5 key L2 columns", 5, params.mNumColumns);
+        assertEquals("5 key L2 rows", 1, params.mNumRows);
+        assertEquals("5 key L2 left", 1, params.mLeftKeys);
+        assertEquals("5 key L2 right", 4, params.mRightKeys);
+        assertEquals("5 key L2 [1]", 0, params.getColumnPos(0));
+        assertEquals("5 key L2 [2]", 1, params.getColumnPos(1));
+        assertEquals("5 key L2 [3]", -1, params.getColumnPos(2));
+        assertEquals("5 key L2 [4]", 2, params.getColumnPos(3));
+        assertEquals("5 key L2 [5]", 3, params.getColumnPos(4));
+        assertEquals("5 key L2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("5 key L2 default", WIDTH * 1, params.getDefaultKeyCoordX());
+    }
+
+    // [5] [4] [3] [2] [1]|
+    public void testLayout5KeyR0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(5, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R0, KEYBOARD_WIDTH);
+        assertEquals("5 key R0 columns", 5, params.mNumColumns);
+        assertEquals("5 key R0 rows", 1, params.mNumRows);
+        assertEquals("5 key R0 left", 4, params.mLeftKeys);
+        assertEquals("5 key R0 right", 1, params.mRightKeys);
+        assertEquals("5 key R0 [1]", 0, params.getColumnPos(0));
+        assertEquals("5 key R0 [2]", -1, params.getColumnPos(1));
+        assertEquals("5 key R0 [3]", -2, params.getColumnPos(2));
+        assertEquals("5 key R0 [4]", -3, params.getColumnPos(3));
+        assertEquals("5 key R0 [5]", -4, params.getColumnPos(4));
+        assertEquals("5 key R0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("5 key R0 default", WIDTH * 4, params.getDefaultKeyCoordX());
+    }
+
+    // [5] [4] [3] [2] [1] ___|
+    public void testLayout5KeyR1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(5, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R1, KEYBOARD_WIDTH);
+        assertEquals("5 key R1 columns", 5, params.mNumColumns);
+        assertEquals("5 key R1 rows", 1, params.mNumRows);
+        assertEquals("5 key R1 left", 4, params.mLeftKeys);
+        assertEquals("5 key R1 right", 1, params.mRightKeys);
+        assertEquals("5 key R1 [1]", 0, params.getColumnPos(0));
+        assertEquals("5 key R1 [2]", -1, params.getColumnPos(1));
+        assertEquals("5 key R1 [3]", -2, params.getColumnPos(2));
+        assertEquals("5 key R1 [4]", -3, params.getColumnPos(3));
+        assertEquals("5 key R1 [5]", -4, params.getColumnPos(4));
+        assertEquals("5 key R1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("5 key R1 default", WIDTH * 4, params.getDefaultKeyCoordX());
+    }
+
+    // [5] [4] [3] [1] [2] ___ ___|
+    public void testLayout5KeyR2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(5, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R2, KEYBOARD_WIDTH);
+        assertEquals("5 key R2 columns", 5, params.mNumColumns);
+        assertEquals("5 key R2 rows", 1, params.mNumRows);
+        assertEquals("5 key R2 left", 3, params.mLeftKeys);
+        assertEquals("5 key R2 right", 2, params.mRightKeys);
+        assertEquals("5 key R2 [1]", 0, params.getColumnPos(0));
+        assertEquals("5 key R2 [2]", 1, params.getColumnPos(1));
+        assertEquals("5 key R2 [3]", -1, params.getColumnPos(2));
+        assertEquals("5 key R2 [4]", -2, params.getColumnPos(3));
+        assertEquals("5 key R2 [5]", -3, params.getColumnPos(4));
+        assertEquals("5 key R2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("5 key R2 default", WIDTH * 3, params.getDefaultKeyCoordX());
+    }
+
+    // [6] [4] [5]
+    // [3] [1] [2]
+    public void testLayout6KeyM0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(6, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_M0, KEYBOARD_WIDTH);
+        assertEquals("6 key columns", 3, params.mNumColumns);
         assertEquals("6 key rows", 2, params.mNumRows);
-        assertEquals("6 key left", 2, params.mLeftKeys);
-        assertEquals("6 key right", 3, params.mRightKeys);
+        assertEquals("6 key left", 1, params.mLeftKeys);
+        assertEquals("6 key right", 2, params.mRightKeys);
         assertEquals("6 key [1]", 0, params.getColumnPos(0));
         assertEquals("6 key [2]", 1, params.getColumnPos(1));
         assertEquals("6 key [3]", -1, params.getColumnPos(2));
-        assertEquals("6 key [4]", 2, params.getColumnPos(3));
-        assertEquals("6 key [5]", -2, params.getColumnPos(4));
-        assertEquals("6 key [6]", 0, params.getColumnPos(5));
-        assertEquals("6 key centering", false, params.mTopRowNeedsCentering);
-        assertEquals("6 key default", WIDTH * 2, params.getDefaultKeyCoordX());
+        assertEquals("6 key [4]", 0, params.getColumnPos(3));
+        assertEquals("6 key [5]", 1, params.getColumnPos(4));
+        assertEquals("6 key [6]", -1, params.getColumnPos(5));
+        assertEquals("6 key adjust", 0, params.mTopRowAdjustment);
+        assertEquals("6 key default", WIDTH * 1, params.getDefaultKeyCoordX());
     }
 
-    //       [6] [7]
-    // [5] [3] [1] [2] [4]
-    public void testLayout7Key() {
-        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(
-                7, MAX_COLUMNS, WIDTH, HEIGHT,
-                WIDTH * 5, WIDTH * 10);
-        assertEquals("7 key columns", 5, params.mNumColumns);
+    // |[4] [5] [6]
+    // |[1] [2] [3]
+    public void testLayout6KeyL0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(6, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L0, KEYBOARD_WIDTH);
+        assertEquals("6 key L0 columns", 3, params.mNumColumns);
+        assertEquals("6 key L0 rows", 2, params.mNumRows);
+        assertEquals("6 key L0 left", 0, params.mLeftKeys);
+        assertEquals("6 key L0 right", 3, params.mRightKeys);
+        assertEquals("6 key L0 [1]", 0, params.getColumnPos(0));
+        assertEquals("6 key L0 [2]", 1, params.getColumnPos(1));
+        assertEquals("6 key L0 [3]", 2, params.getColumnPos(2));
+        assertEquals("6 key L0 [4]", 0, params.getColumnPos(3));
+        assertEquals("6 key L0 [5]", 1, params.getColumnPos(4));
+        assertEquals("6 key L0 [6]", 2, params.getColumnPos(5));
+        assertEquals("6 key L0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("6 key L0 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ [4] [5] [6]
+    // |___ [1] [2] [3]
+    public void testLayout6KeyL1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(6, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L1, KEYBOARD_WIDTH);
+        assertEquals("6 key L1 columns", 3, params.mNumColumns);
+        assertEquals("6 key L1 rows", 2, params.mNumRows);
+        assertEquals("6 key L1 left", 0, params.mLeftKeys);
+        assertEquals("6 key L1 right", 3, params.mRightKeys);
+        assertEquals("6 key L1 [1]", 0, params.getColumnPos(0));
+        assertEquals("6 key L1 [2]", 1, params.getColumnPos(1));
+        assertEquals("6 key L1 [3]", 2, params.getColumnPos(2));
+        assertEquals("6 key L1 [4]", 0, params.getColumnPos(3));
+        assertEquals("6 key L1 [5]", 1, params.getColumnPos(4));
+        assertEquals("6 key L1 [6]", 2, params.getColumnPos(5));
+        assertEquals("6 key L1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("6 key L1 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ ___ [6] [4] [5]
+    // |___ ___ [3] [1] [2]
+    public void testLayout6KeyL2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(6, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L2, KEYBOARD_WIDTH);
+        assertEquals("6 key L2 columns", 3, params.mNumColumns);
+        assertEquals("6 key L2 rows", 2, params.mNumRows);
+        assertEquals("6 key L2 left", 1, params.mLeftKeys);
+        assertEquals("6 key L2 right", 2, params.mRightKeys);
+        assertEquals("6 key L2 [1]", 0, params.getColumnPos(0));
+        assertEquals("6 key L2 [2]", 1, params.getColumnPos(1));
+        assertEquals("6 key L2 [3]", -1, params.getColumnPos(2));
+        assertEquals("6 key L2 [4]", 0, params.getColumnPos(3));
+        assertEquals("6 key L2 [5]", 1, params.getColumnPos(4));
+        assertEquals("6 key L2 [6]", -1, params.getColumnPos(5));
+        assertEquals("6 key L2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("6 key L2 default", WIDTH * 1, params.getDefaultKeyCoordX());
+    }
+
+    // [6] [5] [4]|
+    // [3] [2] [1]|
+    public void testLayout6KeyR0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(6, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R0, KEYBOARD_WIDTH);
+        assertEquals("6 key R0 columns", 3, params.mNumColumns);
+        assertEquals("6 key R0 rows", 2, params.mNumRows);
+        assertEquals("6 key R0 left", 2, params.mLeftKeys);
+        assertEquals("6 key R0 right", 1, params.mRightKeys);
+        assertEquals("6 key R0 [1]", 0, params.getColumnPos(0));
+        assertEquals("6 key R0 [2]", -1, params.getColumnPos(1));
+        assertEquals("6 key R0 [3]", -2, params.getColumnPos(2));
+        assertEquals("6 key R0 [4]", 0, params.getColumnPos(3));
+        assertEquals("6 key R0 [5]", -1, params.getColumnPos(4));
+        assertEquals("6 key R0 [6]", -2, params.getColumnPos(5));
+        assertEquals("6 key R0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("6 key R0 default", WIDTH * 2, params.getDefaultKeyCoordX());
+    }
+
+    // [6] [5] [4] ___|
+    // [3] [2] [1] ___|
+    public void testLayout6KeyR1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(6, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R1, KEYBOARD_WIDTH);
+        assertEquals("6 key R1 columns", 3, params.mNumColumns);
+        assertEquals("6 key R1 rows", 2, params.mNumRows);
+        assertEquals("6 key R1 left", 2, params.mLeftKeys);
+        assertEquals("6 key R1 right", 1, params.mRightKeys);
+        assertEquals("6 key R1 [1]", 0, params.getColumnPos(0));
+        assertEquals("6 key R1 [2]", -1, params.getColumnPos(1));
+        assertEquals("6 key R1 [3]", -2, params.getColumnPos(2));
+        assertEquals("6 key R1 [4]", 0, params.getColumnPos(3));
+        assertEquals("6 key R1 [5]", -1, params.getColumnPos(4));
+        assertEquals("6 key R1 [6]", -2, params.getColumnPos(5));
+        assertEquals("6 key R1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("6 key R1 default", WIDTH * 2, params.getDefaultKeyCoordX());
+    }
+
+    // [6] [4] [5] ___ ___|
+    // [3] [1] [2] ___ ___|
+    public void testLayout6KeyR2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(6, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R2, KEYBOARD_WIDTH);
+        assertEquals("6 key R2 columns", 3, params.mNumColumns);
+        assertEquals("6 key R2 rows", 2, params.mNumRows);
+        assertEquals("6 key R2 left", 1, params.mLeftKeys);
+        assertEquals("6 key R2 right", 2, params.mRightKeys);
+        assertEquals("6 key R2 [1]", 0, params.getColumnPos(0));
+        assertEquals("6 key R2 [2]", 1, params.getColumnPos(1));
+        assertEquals("6 key R2 [3]", -1, params.getColumnPos(2));
+        assertEquals("6 key R2 [4]", 0, params.getColumnPos(3));
+        assertEquals("6 key R2 [5]", 1, params.getColumnPos(4));
+        assertEquals("6 key R2 [6]", -1, params.getColumnPos(5));
+        assertEquals("6 key R2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("6 key R2 default", WIDTH * 1, params.getDefaultKeyCoordX());
+    }
+
+    //   [7] [5] [6]
+    // [3] [1] [2] [4]
+    public void testLayout7KeyM0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(7, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_M0, KEYBOARD_WIDTH);
+        assertEquals("7 key columns", 4, params.mNumColumns);
         assertEquals("7 key rows", 2, params.mNumRows);
-        assertEquals("7 key left", 2, params.mLeftKeys);
+        assertEquals("7 key left", 1, params.mLeftKeys);
         assertEquals("7 key right", 3, params.mRightKeys);
         assertEquals("7 key [1]", 0, params.getColumnPos(0));
         assertEquals("7 key [2]", 1, params.getColumnPos(1));
         assertEquals("7 key [3]", -1, params.getColumnPos(2));
         assertEquals("7 key [4]", 2, params.getColumnPos(3));
-        assertEquals("7 key [5]", -2, params.getColumnPos(4));
-        assertEquals("7 key [6]", 0, params.getColumnPos(5));
-        assertEquals("7 key [7]", 1, params.getColumnPos(6));
-        assertEquals("7 key centering", true, params.mTopRowNeedsCentering);
-        assertEquals("7 key default", WIDTH * 2, params.getDefaultKeyCoordX());
+        assertEquals("7 key [5]", 0, params.getColumnPos(4));
+        assertEquals("7 key [6]", 1, params.getColumnPos(5));
+        assertEquals("7 key [7]", -1, params.getColumnPos(6));
+        assertEquals("7 key adjust", 1, params.mTopRowAdjustment);
+        assertEquals("7 key default", WIDTH * 1, params.getDefaultKeyCoordX());
     }
 
-    //     [8] [6] [7]
-    // [5] [3] [1] [2] [4]
-    public void testLayout8Key() {
-        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(
-                8, MAX_COLUMNS, WIDTH, HEIGHT,
-                WIDTH * 5, WIDTH * 10);
-        assertEquals("8 key columns", 5, params.mNumColumns);
-        assertEquals("8 key rows", 2, params.mNumRows);
-        assertEquals("8 key left", 2, params.mLeftKeys);
-        assertEquals("8 key right", 3, params.mRightKeys);
-        assertEquals("8 key [1]", 0, params.getColumnPos(0));
-        assertEquals("8 key [2]", 1, params.getColumnPos(1));
-        assertEquals("8 key [3]", -1, params.getColumnPos(2));
-        assertEquals("8 key [4]", 2, params.getColumnPos(3));
-        assertEquals("8 key [5]", -2, params.getColumnPos(4));
-        assertEquals("8 key [6]", 0, params.getColumnPos(5));
-        assertEquals("8 key [7]", 1, params.getColumnPos(6));
-        assertEquals("8 key [8]", -1, params.getColumnPos(7));
-        assertEquals("8 key centering", false, params.mTopRowNeedsCentering);
-        assertEquals("8 key default", WIDTH * 2, params.getDefaultKeyCoordX());
+    // |[5] [6] [7]
+    // |[1] [2] [3] [4]
+    public void testLayout7KeyL0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(7, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L0, KEYBOARD_WIDTH);
+        assertEquals("7 key L0 columns", 4, params.mNumColumns);
+        assertEquals("7 key L0 rows", 2, params.mNumRows);
+        assertEquals("7 key L0 left", 0, params.mLeftKeys);
+        assertEquals("7 key L0 right", 4, params.mRightKeys);
+        assertEquals("7 key L0 [1]", 0, params.getColumnPos(0));
+        assertEquals("7 key L0 [2]", 1, params.getColumnPos(1));
+        assertEquals("7 key L0 [3]", 2, params.getColumnPos(2));
+        assertEquals("7 key L0 [4]", 3, params.getColumnPos(3));
+        assertEquals("7 key L0 [5]", 0, params.getColumnPos(4));
+        assertEquals("7 key L0 [6]", 1, params.getColumnPos(5));
+        assertEquals("7 key L0 [7]", 2, params.getColumnPos(6));
+        assertEquals("7 key L0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("7 key L0 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ [5] [6] [7]
+    // |___ [1] [2] [3] [4]
+    public void testLayout7KeyL1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(7, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L1, KEYBOARD_WIDTH);
+        assertEquals("7 key L1 columns", 4, params.mNumColumns);
+        assertEquals("7 key L1 rows", 2, params.mNumRows);
+        assertEquals("7 key L1 left", 0, params.mLeftKeys);
+        assertEquals("7 key L1 right", 4, params.mRightKeys);
+        assertEquals("7 key L1 [1]", 0, params.getColumnPos(0));
+        assertEquals("7 key L1 [2]", 1, params.getColumnPos(1));
+        assertEquals("7 key L1 [3]", 2, params.getColumnPos(2));
+        assertEquals("7 key L1 [4]", 3, params.getColumnPos(3));
+        assertEquals("7 key L1 [5]", 0, params.getColumnPos(4));
+        assertEquals("7 key L1 [6]", 1, params.getColumnPos(5));
+        assertEquals("7 key L1 [7]", 2, params.getColumnPos(6));
+        assertEquals("7 key L1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("7 key L1 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ ___   [7] [5] [6]
+    // |___ ___ [3] [1] [2] [4]
+    public void testLayout7KeyL2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(7, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L2, KEYBOARD_WIDTH);
+        assertEquals("7 key L2 columns", 4, params.mNumColumns);
+        assertEquals("7 key L2 rows", 2, params.mNumRows);
+        assertEquals("7 key L2 left", 1, params.mLeftKeys);
+        assertEquals("7 key L2 right", 3, params.mRightKeys);
+        assertEquals("7 key L2 [1]", 0, params.getColumnPos(0));
+        assertEquals("7 key L2 [2]", 1, params.getColumnPos(1));
+        assertEquals("7 key L2 [3]", -1, params.getColumnPos(2));
+        assertEquals("7 key L2 [4]", 2, params.getColumnPos(3));
+        assertEquals("7 key L2 [5]", 0, params.getColumnPos(4));
+        assertEquals("7 key L2 [6]", 1, params.getColumnPos(5));
+        assertEquals("7 key L2 [7]", -1, params.getColumnPos(6));
+        assertEquals("7 key L2 adjust", 1, params.mTopRowAdjustment);
+        assertEquals("7 key L2 default", WIDTH * 1, params.getDefaultKeyCoordX());
+    }
+
+    //     [7] [6] [5]|
+    // [4] [3] [2] [1]|
+    public void testLayout7KeyR0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(7, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R0, KEYBOARD_WIDTH);
+        assertEquals("7 key R0 columns", 4, params.mNumColumns);
+        assertEquals("7 key R0 rows", 2, params.mNumRows);
+        assertEquals("7 key R0 left", 3, params.mLeftKeys);
+        assertEquals("7 key R0 right", 1, params.mRightKeys);
+        assertEquals("7 key R0 [1]", 0, params.getColumnPos(0));
+        assertEquals("7 key R0 [2]", -1, params.getColumnPos(1));
+        assertEquals("7 key R0 [3]", -2, params.getColumnPos(2));
+        assertEquals("7 key R0 [4]", -3, params.getColumnPos(3));
+        assertEquals("7 key R0 [5]", 0, params.getColumnPos(4));
+        assertEquals("7 key R0 [6]", -1, params.getColumnPos(5));
+        assertEquals("7 key R0 [7]", -2, params.getColumnPos(6));
+        assertEquals("7 key R0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("7 key R0 default", WIDTH * 3, params.getDefaultKeyCoordX());
+    }
+
+    //     [7] [6] [5] ___|
+    // [4] [3] [2] [1] ___|
+    public void testLayout7KeyR1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(7, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R1, KEYBOARD_WIDTH);
+        assertEquals("7 key R1 columns", 4, params.mNumColumns);
+        assertEquals("7 key R1 rows", 2, params.mNumRows);
+        assertEquals("7 key R1 left", 3, params.mLeftKeys);
+        assertEquals("7 key R1 right", 1, params.mRightKeys);
+        assertEquals("7 key R1 [1]", 0, params.getColumnPos(0));
+        assertEquals("7 key R1 [2]", -1, params.getColumnPos(1));
+        assertEquals("7 key R1 [3]", -2, params.getColumnPos(2));
+        assertEquals("7 key R1 [4]", -3, params.getColumnPos(3));
+        assertEquals("7 key R1 [5]", 0, params.getColumnPos(4));
+        assertEquals("7 key R1 [6]", -1, params.getColumnPos(5));
+        assertEquals("7 key R1 [7]", -2, params.getColumnPos(6));
+        assertEquals("7 key R1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("7 key R1 default", WIDTH * 3, params.getDefaultKeyCoordX());
+    }
+
+    //   [7] [5] [6]   ___ ___|
+    // [4] [3] [1] [2] ___ ___|
+    public void testLayout7KeyR2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(7, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R2, KEYBOARD_WIDTH);
+        assertEquals("7 key R2 columns", 4, params.mNumColumns);
+        assertEquals("7 key R2 rows", 2, params.mNumRows);
+        assertEquals("7 key R2 left", 2, params.mLeftKeys);
+        assertEquals("7 key R2 right", 2, params.mRightKeys);
+        assertEquals("7 key R2 [1]", 0, params.getColumnPos(0));
+        assertEquals("7 key R2 [2]", 1, params.getColumnPos(1));
+        assertEquals("7 key R2 [3]", -1, params.getColumnPos(2));
+        assertEquals("7 key R2 [4]", -2, params.getColumnPos(3));
+        assertEquals("7 key R2 [5]", 0, params.getColumnPos(4));
+        assertEquals("7 key R2 [6]", 1, params.getColumnPos(5));
+        assertEquals("7 key R2 [7]", -1, params.getColumnPos(6));
+        assertEquals("7 key R2 adjust", -1, params.mTopRowAdjustment);
+        assertEquals("7 key R2 default", WIDTH * 2, params.getDefaultKeyCoordX());
+    }
+
+    // [7] [6] [5] [3] [1] [2] [4] ___|
+    public void testLayout7KeyR3Max7() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(7, 7, WIDTH,
+                HEIGHT, XPOS_R3, KEYBOARD_WIDTH);
+        assertEquals("7 key R2 columns", 7, params.mNumColumns);
+        assertEquals("7 key R2 rows", 1, params.mNumRows);
+        assertEquals("7 key R2 left", 4, params.mLeftKeys);
+        assertEquals("7 key R2 right", 3, params.mRightKeys);
+        assertEquals("7 key R2 [1]", 0, params.getColumnPos(0));
+        assertEquals("7 key R2 [2]", 1, params.getColumnPos(1));
+        assertEquals("7 key R2 [3]", -1, params.getColumnPos(2));
+        assertEquals("7 key R2 [4]", 2, params.getColumnPos(3));
+        assertEquals("7 key R2 [5]", -2, params.getColumnPos(4));
+        assertEquals("7 key R2 [6]", -3, params.getColumnPos(5));
+        assertEquals("7 key R2 [7]", -4, params.getColumnPos(6));
+        assertEquals("7 key R2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("7 key R2 default", WIDTH * 4, params.getDefaultKeyCoordX());
+    }
+
+    // [7] [5] [6] [8]
+    // [3] [1] [2] [4]
+    public void testLayout8KeyM0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(8, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_M0, KEYBOARD_WIDTH);
+        assertEquals("8 key M0 columns", 4, params.mNumColumns);
+        assertEquals("8 key M0 rows", 2, params.mNumRows);
+        assertEquals("8 key M0 left", 1, params.mLeftKeys);
+        assertEquals("8 key M0 right", 3, params.mRightKeys);
+        assertEquals("8 key M0 [1]", 0, params.getColumnPos(0));
+        assertEquals("8 key M0 [2]", 1, params.getColumnPos(1));
+        assertEquals("8 key M0 [3]", -1, params.getColumnPos(2));
+        assertEquals("8 key M0 [4]", 2, params.getColumnPos(3));
+        assertEquals("8 key M0 [5]", 0, params.getColumnPos(4));
+        assertEquals("8 key M0 [6]", 1, params.getColumnPos(5));
+        assertEquals("8 key M0 [7]", -1, params.getColumnPos(6));
+        assertEquals("8 key M0 [8]", 2, params.getColumnPos(7));
+        assertEquals("8 key M0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("8 key M0 default", WIDTH * 1, params.getDefaultKeyCoordX());
+    }
+
+    // |[5] [6] [7] [8]
+    // |[1] [2] [3] [4]
+    public void testLayout8KeyL0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(8, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L0, KEYBOARD_WIDTH);
+        assertEquals("8 key L0 columns", 4, params.mNumColumns);
+        assertEquals("8 key L0 rows", 2, params.mNumRows);
+        assertEquals("8 key L0 left", 0, params.mLeftKeys);
+        assertEquals("8 key L0 right", 4, params.mRightKeys);
+        assertEquals("8 key L0 [1]", 0, params.getColumnPos(0));
+        assertEquals("8 key L0 [2]", 1, params.getColumnPos(1));
+        assertEquals("8 key L0 [3]", 2, params.getColumnPos(2));
+        assertEquals("8 key L0 [4]", 3, params.getColumnPos(3));
+        assertEquals("8 key L0 [5]", 0, params.getColumnPos(4));
+        assertEquals("8 key L0 [6]", 1, params.getColumnPos(5));
+        assertEquals("8 key L0 [7]", 2, params.getColumnPos(6));
+        assertEquals("8 key L0 [8]", 3, params.getColumnPos(7));
+        assertEquals("8 key L0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("8 key L0 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ [5] [6] [7] [8]
+    // |___ [1] [2] [3] [4]
+    public void testLayout8KeyL1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(8, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L1, KEYBOARD_WIDTH);
+        assertEquals("8 key L1 columns", 4, params.mNumColumns);
+        assertEquals("8 key L1 rows", 2, params.mNumRows);
+        assertEquals("8 key L1 left", 0, params.mLeftKeys);
+        assertEquals("8 key L1 right", 4, params.mRightKeys);
+        assertEquals("8 key L1 [1]", 0, params.getColumnPos(0));
+        assertEquals("8 key L1 [2]", 1, params.getColumnPos(1));
+        assertEquals("8 key L1 [3]", 2, params.getColumnPos(2));
+        assertEquals("8 key L1 [4]", 3, params.getColumnPos(3));
+        assertEquals("8 key L1 [5]", 0, params.getColumnPos(4));
+        assertEquals("8 key L1 [6]", 1, params.getColumnPos(5));
+        assertEquals("8 key L1 [7]", 2, params.getColumnPos(6));
+        assertEquals("8 key L1 [8]", 3, params.getColumnPos(7));
+        assertEquals("8 key L1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("8 key L1 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ ___ [7] [5] [6] [8]
+    // |___ ___ [3] [1] [2] [4]
+    public void testLayout8KeyL2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(8, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L2, KEYBOARD_WIDTH);
+        assertEquals("8 key L2 columns", 4, params.mNumColumns);
+        assertEquals("8 key L2 rows", 2, params.mNumRows);
+        assertEquals("8 key L2 left", 1, params.mLeftKeys);
+        assertEquals("8 key L2 right", 3, params.mRightKeys);
+        assertEquals("8 key L2 [1]", 0, params.getColumnPos(0));
+        assertEquals("8 key L2 [2]", 1, params.getColumnPos(1));
+        assertEquals("8 key L2 [3]", -1, params.getColumnPos(2));
+        assertEquals("8 key L2 [4]", 2, params.getColumnPos(3));
+        assertEquals("8 key L2 [5]", 0, params.getColumnPos(4));
+        assertEquals("8 key L2 [6]", 1, params.getColumnPos(5));
+        assertEquals("8 key L2 [7]", -1, params.getColumnPos(6));
+        assertEquals("8 key L2 [8]", 2, params.getColumnPos(7));
+        assertEquals("8 key L2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("8 key L2 default", WIDTH * 1, params.getDefaultKeyCoordX());
+    }
+
+    // [8] [7] [6] [5]|
+    // [4] [3] [2] [1]|
+    public void testLayout8KeyR0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(8, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R0, KEYBOARD_WIDTH);
+        assertEquals("8 key R0 columns", 4, params.mNumColumns);
+        assertEquals("8 key R0 rows", 2, params.mNumRows);
+        assertEquals("8 key R0 left", 3, params.mLeftKeys);
+        assertEquals("8 key R0 right", 1, params.mRightKeys);
+        assertEquals("8 key R0 [1]", 0, params.getColumnPos(0));
+        assertEquals("8 key R0 [2]", -1, params.getColumnPos(1));
+        assertEquals("8 key R0 [3]", -2, params.getColumnPos(2));
+        assertEquals("8 key R0 [4]", -3, params.getColumnPos(3));
+        assertEquals("8 key R0 [5]", 0, params.getColumnPos(4));
+        assertEquals("8 key R0 [6]", -1, params.getColumnPos(5));
+        assertEquals("8 key R0 [7]", -2, params.getColumnPos(6));
+        assertEquals("8 key R0 [8]", -3, params.getColumnPos(7));
+        assertEquals("8 key R0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("8 key R0 default", WIDTH * 3, params.getDefaultKeyCoordX());
+    }
+
+    // [8] [7] [6] [5] ___|
+    // [4] [3] [2] [1] ___|
+    public void testLayout8KeyR1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(8, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R1, KEYBOARD_WIDTH);
+        assertEquals("8 key R1 columns", 4, params.mNumColumns);
+        assertEquals("8 key R1 rows", 2, params.mNumRows);
+        assertEquals("8 key R1 left", 3, params.mLeftKeys);
+        assertEquals("8 key R1 right", 1, params.mRightKeys);
+        assertEquals("8 key R1 [1]", 0, params.getColumnPos(0));
+        assertEquals("8 key R1 [2]", -1, params.getColumnPos(1));
+        assertEquals("8 key R1 [3]", -2, params.getColumnPos(2));
+        assertEquals("8 key R1 [4]", -3, params.getColumnPos(3));
+        assertEquals("8 key R1 [5]", 0, params.getColumnPos(4));
+        assertEquals("8 key R1 [6]", -1, params.getColumnPos(5));
+        assertEquals("8 key R1 [7]", -2, params.getColumnPos(6));
+        assertEquals("8 key R1 [8]", -3, params.getColumnPos(7));
+        assertEquals("8 key R1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("8 key R1 default", WIDTH * 3, params.getDefaultKeyCoordX());
+    }
+
+    // [8] [7] [5] [6] ___ ___|
+    // [4] [3] [1] [2] ___ ___|
+    public void testLayout8KeyR2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(8, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R2, KEYBOARD_WIDTH);
+        assertEquals("8 key R2 columns", 4, params.mNumColumns);
+        assertEquals("8 key R2 rows", 2, params.mNumRows);
+        assertEquals("8 key R2 left", 2, params.mLeftKeys);
+        assertEquals("8 key R2 right", 2, params.mRightKeys);
+        assertEquals("8 key R2 [1]", 0, params.getColumnPos(0));
+        assertEquals("8 key R2 [2]", 1, params.getColumnPos(1));
+        assertEquals("8 key R2 [3]", -1, params.getColumnPos(2));
+        assertEquals("8 key R2 [4]", -2, params.getColumnPos(3));
+        assertEquals("8 key R2 [5]", 0, params.getColumnPos(4));
+        assertEquals("8 key R2 [6]", 1, params.getColumnPos(5));
+        assertEquals("8 key R2 [7]", -1, params.getColumnPos(6));
+        assertEquals("8 key R2 [8]", -2, params.getColumnPos(7));
+        assertEquals("8 key R2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("8 key R2 default", WIDTH * 2, params.getDefaultKeyCoordX());
     }
 
     //   [8] [6] [7] [9]
     // [5] [3] [1] [2] [4]
-    public void testLayout9Key() {
-        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(
-                9, MAX_COLUMNS, WIDTH, HEIGHT,
-                WIDTH * 5, WIDTH * 10);
-        assertEquals("9 key columns", 5, params.mNumColumns);
-        assertEquals("9 key rows", 2, params.mNumRows);
-        assertEquals("9 key left", 2, params.mLeftKeys);
-        assertEquals("9 key right", 3, params.mRightKeys);
-        assertEquals("9 key [1]", 0, params.getColumnPos(0));
-        assertEquals("9 key [2]", 1, params.getColumnPos(1));
-        assertEquals("9 key [3]", -1, params.getColumnPos(2));
-        assertEquals("9 key [4]", 2, params.getColumnPos(3));
-        assertEquals("9 key [5]", -2, params.getColumnPos(4));
-        assertEquals("9 key [6]", 0, params.getColumnPos(5));
-        assertEquals("9 key [7]", 1, params.getColumnPos(6));
-        assertEquals("9 key [8]", -1, params.getColumnPos(7));
-        assertEquals("9 key [9]", 2, params.getColumnPos(8));
-        assertEquals("9 key centering", true, params.mTopRowNeedsCentering);
-        assertEquals("9 key default", WIDTH * 2, params.getDefaultKeyCoordX());
+    public void testLayout9KeyM0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(9, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_M0, KEYBOARD_WIDTH);
+        assertEquals("9 key M0 columns", 5, params.mNumColumns);
+        assertEquals("9 key M0 rows", 2, params.mNumRows);
+        assertEquals("9 key M0 left", 2, params.mLeftKeys);
+        assertEquals("9 key M0 right", 3, params.mRightKeys);
+        assertEquals("9 key M0 [1]", 0, params.getColumnPos(0));
+        assertEquals("9 key M0 [2]", 1, params.getColumnPos(1));
+        assertEquals("9 key M0 [3]", -1, params.getColumnPos(2));
+        assertEquals("9 key M0 [4]", 2, params.getColumnPos(3));
+        assertEquals("9 key M0 [5]", -2, params.getColumnPos(4));
+        assertEquals("9 key M0 [6]", 0, params.getColumnPos(5));
+        assertEquals("9 key M0 [7]", 1, params.getColumnPos(6));
+        assertEquals("9 key M0 [8]", -1, params.getColumnPos(7));
+        assertEquals("9 key M0 [9]", 2, params.getColumnPos(8));
+        assertEquals("9 key M0 adjust", -1, params.mTopRowAdjustment);
+        assertEquals("9 key M0 default", WIDTH * 2, params.getDefaultKeyCoordX());
     }
 
-    // Nine keys test.  There is no key space for mini keyboard at left of the parent key.
-    //   [6] [7] [8] [9]
-    // [1] [2] [3] [4] [5]
-    public void testLayout9KeyLeft() {
-        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(
-                9, MAX_COLUMNS, WIDTH, HEIGHT,
-                0, WIDTH * 10);
-        assertEquals("9 key left columns", 5, params.mNumColumns);
-        assertEquals("9 key left rows", 2, params.mNumRows);
-        assertEquals("9 key left left", 0, params.mLeftKeys);
-        assertEquals("9 key left right", 5, params.mRightKeys);
-        assertEquals("9 key left [1]", 0, params.getColumnPos(0));
-        assertEquals("9 key left [2]", 1, params.getColumnPos(1));
-        assertEquals("9 key left [3]", 2, params.getColumnPos(2));
-        assertEquals("9 key left [4]", 3, params.getColumnPos(3));
-        assertEquals("9 key left [5]", 4, params.getColumnPos(4));
-        assertEquals("9 key left [6]", 0, params.getColumnPos(5));
-        assertEquals("9 key left [7]", 1, params.getColumnPos(6));
-        assertEquals("9 key left [8]", 2, params.getColumnPos(7));
-        assertEquals("9 key left [9]", 3, params.getColumnPos(8));
-        assertEquals("9 key left centering", true, params.mTopRowNeedsCentering);
-        assertEquals("9 key left default", 0, params.getDefaultKeyCoordX());
+    // |[6] [7] [8] [9]
+    // |[1] [2] [3] [4] [5]
+    public void testLayout9KeyL0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(9, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L0, KEYBOARD_WIDTH);
+        assertEquals("9 key L0 columns", 5, params.mNumColumns);
+        assertEquals("9 key L0 rows", 2, params.mNumRows);
+        assertEquals("9 key L0 left", 0, params.mLeftKeys);
+        assertEquals("9 key L0 right", 5, params.mRightKeys);
+        assertEquals("9 key L0 [1]", 0, params.getColumnPos(0));
+        assertEquals("9 key L0 [2]", 1, params.getColumnPos(1));
+        assertEquals("9 key L0 [3]", 2, params.getColumnPos(2));
+        assertEquals("9 key L0 [4]", 3, params.getColumnPos(3));
+        assertEquals("9 key L0 [5]", 4, params.getColumnPos(4));
+        assertEquals("9 key L0 [6]", 0, params.getColumnPos(5));
+        assertEquals("9 key L0 [7]", 1, params.getColumnPos(6));
+        assertEquals("9 key L0 [8]", 2, params.getColumnPos(7));
+        assertEquals("9 key L0 [9]", 3, params.getColumnPos(8));
+        assertEquals("9 key L0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("9 key L0 default", WIDTH * 0, params.getDefaultKeyCoordX());
     }
 
-    // Nine keys test.  There is only one key space for mini keyboard at left of the parent key.
-    //   [8] [6] [7] [9]
-    // [3] [1] [2] [4] [5]
-    public void testLayout9KeyNearLeft() {
-        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(
-                9, MAX_COLUMNS, WIDTH, HEIGHT,
-                WIDTH, WIDTH * 10);
-        assertEquals("9 key near left columns", 5, params.mNumColumns);
-        assertEquals("9 key near left rows", 2, params.mNumRows);
-        assertEquals("9 key near left left", 1, params.mLeftKeys);
-        assertEquals("9 key near left right", 4, params.mRightKeys);
-        assertEquals("9 key near left [1]", 0, params.getColumnPos(0));
-        assertEquals("9 key near left [2]", 1, params.getColumnPos(1));
-        assertEquals("9 key near left [3]", -1, params.getColumnPos(2));
-        assertEquals("9 key near left [4]", 2, params.getColumnPos(3));
-        assertEquals("9 key near left [5]", 3, params.getColumnPos(4));
-        assertEquals("9 key near left [6]", 0, params.getColumnPos(5));
-        assertEquals("9 key near left [7]", 1, params.getColumnPos(6));
-        assertEquals("9 key near left [8]", -1, params.getColumnPos(7));
-        assertEquals("9 key near left [9]", 2, params.getColumnPos(8));
-        assertEquals("9 key near left centering", true, params.mTopRowNeedsCentering);
-        assertEquals("9 key near left default", WIDTH, params.getDefaultKeyCoordX());
+    // |___ [6] [7] [8] [9]
+    // |___ [1] [2] [3] [4] [5]
+    public void testLayout9KeyL1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(9, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L1, KEYBOARD_WIDTH);
+        assertEquals("9 key L1 columns", 5, params.mNumColumns);
+        assertEquals("9 key L1 rows", 2, params.mNumRows);
+        assertEquals("9 key L1 left", 0, params.mLeftKeys);
+        assertEquals("9 key L1 right", 5, params.mRightKeys);
+        assertEquals("9 key L1 [1]", 0, params.getColumnPos(0));
+        assertEquals("9 key L1 [2]", 1, params.getColumnPos(1));
+        assertEquals("9 key L1 [3]", 2, params.getColumnPos(2));
+        assertEquals("9 key L1 [4]", 3, params.getColumnPos(3));
+        assertEquals("9 key L1 [5]", 4, params.getColumnPos(4));
+        assertEquals("9 key L1 [6]", 0, params.getColumnPos(5));
+        assertEquals("9 key L1 [7]", 1, params.getColumnPos(6));
+        assertEquals("9 key L1 [8]", 2, params.getColumnPos(7));
+        assertEquals("9 key L1 [9]", 3, params.getColumnPos(8));
+        assertEquals("9 key L1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("9 key L1 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ ___   [8] [6] [7] [9]
+    // |___ ___ [3] [1] [2] [4] [5]
+    public void testLayout9KeyL2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(9, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L2, KEYBOARD_WIDTH);
+        assertEquals("9 key L2 columns", 5, params.mNumColumns);
+        assertEquals("9 key L2 rows", 2, params.mNumRows);
+        assertEquals("9 key L2 left", 1, params.mLeftKeys);
+        assertEquals("9 key L2 right", 4, params.mRightKeys);
+        assertEquals("9 key L2 [1]", 0, params.getColumnPos(0));
+        assertEquals("9 key L2 [2]", 1, params.getColumnPos(1));
+        assertEquals("9 key L2 [3]", -1, params.getColumnPos(2));
+        assertEquals("9 key L2 [4]", 2, params.getColumnPos(3));
+        assertEquals("9 key L2 [5]", 3, params.getColumnPos(4));
+        assertEquals("9 key L2 [6]", 0, params.getColumnPos(5));
+        assertEquals("9 key L2 [7]", 1, params.getColumnPos(6));
+        assertEquals("9 key L2 [8]", -1, params.getColumnPos(7));
+        assertEquals("9 key L2 [9]", 2, params.getColumnPos(8));
+        assertEquals("9 key L2 adjust", 1, params.mTopRowAdjustment);
+        assertEquals("9 key L2 default", WIDTH * 1, params.getDefaultKeyCoordX());
+    }
+
+    //     [9] [8] [7] [6]|
+    // [5] [4] [3] [2] [1]|
+    public void testLayout9KeyR0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(9, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R0, KEYBOARD_WIDTH);
+        assertEquals("9 key R0 columns", 5, params.mNumColumns);
+        assertEquals("9 key R0 rows", 2, params.mNumRows);
+        assertEquals("9 key R0 left", 4, params.mLeftKeys);
+        assertEquals("9 key R0 right", 1, params.mRightKeys);
+        assertEquals("9 key R0 [1]", 0, params.getColumnPos(0));
+        assertEquals("9 key R0 [2]", -1, params.getColumnPos(1));
+        assertEquals("9 key R0 [3]", -2, params.getColumnPos(2));
+        assertEquals("9 key R0 [4]", -3, params.getColumnPos(3));
+        assertEquals("9 key R0 [5]", -4, params.getColumnPos(4));
+        assertEquals("9 key R0 [6]", 0, params.getColumnPos(5));
+        assertEquals("9 key R0 [7]", -1, params.getColumnPos(6));
+        assertEquals("9 key R0 [8]", -2, params.getColumnPos(7));
+        assertEquals("9 key R0 [9]", -3, params.getColumnPos(8));
+        assertEquals("9 key R0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("9 key R0 default", WIDTH * 4, params.getDefaultKeyCoordX());
+    }
+
+    //     [9] [8] [7] [6] ___|
+    // [5] [4] [3] [2] [1] ___|
+    public void testLayout9KeyR1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(9, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R1, KEYBOARD_WIDTH);
+        assertEquals("9 key R1 columns", 5, params.mNumColumns);
+        assertEquals("9 key R1 rows", 2, params.mNumRows);
+        assertEquals("9 key R1 left", 4, params.mLeftKeys);
+        assertEquals("9 key R1 right", 1, params.mRightKeys);
+        assertEquals("9 key R1 [1]", 0, params.getColumnPos(0));
+        assertEquals("9 key R1 [2]", -1, params.getColumnPos(1));
+        assertEquals("9 key R1 [3]", -2, params.getColumnPos(2));
+        assertEquals("9 key R1 [4]", -3, params.getColumnPos(3));
+        assertEquals("9 key R1 [5]", -4, params.getColumnPos(4));
+        assertEquals("9 key R1 [6]", 0, params.getColumnPos(5));
+        assertEquals("9 key R1 [7]", -1, params.getColumnPos(6));
+        assertEquals("9 key R1 [8]", -2, params.getColumnPos(7));
+        assertEquals("9 key R1 [9]", -3, params.getColumnPos(8));
+        assertEquals("9 key R1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("9 key R1 default", WIDTH * 4, params.getDefaultKeyCoordX());
+    }
+
+    //   [9] [8] [6] [7]   ___ ___|
+    // [5] [4] [3] [1] [2] ___ ___|
+    public void testLayout9KeyR2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(9, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R2, KEYBOARD_WIDTH);
+        assertEquals("9 key R2 columns", 5, params.mNumColumns);
+        assertEquals("9 key R2 rows", 2, params.mNumRows);
+        assertEquals("9 key R2 left", 3, params.mLeftKeys);
+        assertEquals("9 key R2 right", 2, params.mRightKeys);
+        assertEquals("9 key R2 [1]", 0, params.getColumnPos(0));
+        assertEquals("9 key R2 [2]", 1, params.getColumnPos(1));
+        assertEquals("9 key R2 [3]", -1, params.getColumnPos(2));
+        assertEquals("9 key R2 [4]", -2, params.getColumnPos(3));
+        assertEquals("9 key R2 [5]", -3, params.getColumnPos(4));
+        assertEquals("9 key R2 [6]", 0, params.getColumnPos(5));
+        assertEquals("9 key R2 [7]", 1, params.getColumnPos(6));
+        assertEquals("9 key R2 [8]", -1, params.getColumnPos(7));
+        assertEquals("9 key R2 [9]", -2, params.getColumnPos(8));
+        assertEquals("9 key R2 adjust", -1, params.mTopRowAdjustment);
+        assertEquals("9 key R2 default", WIDTH * 3, params.getDefaultKeyCoordX());
+    }
+
+    // [A] [8] [6] [7] [9]
+    // [5] [3] [1] [2] [4]
+    public void testLayout10KeyM0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(10, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_M0, KEYBOARD_WIDTH);
+        assertEquals("10 key M0 columns", 5, params.mNumColumns);
+        assertEquals("10 key M0 rows", 2, params.mNumRows);
+        assertEquals("10 key M0 left", 2, params.mLeftKeys);
+        assertEquals("10 key M0 right", 3, params.mRightKeys);
+        assertEquals("10 key M0 [1]", 0, params.getColumnPos(0));
+        assertEquals("10 key M0 [2]", 1, params.getColumnPos(1));
+        assertEquals("10 key M0 [3]", -1, params.getColumnPos(2));
+        assertEquals("10 key M0 [4]", 2, params.getColumnPos(3));
+        assertEquals("10 key M0 [5]", -2, params.getColumnPos(4));
+        assertEquals("10 key M0 [6]", 0, params.getColumnPos(5));
+        assertEquals("10 key M0 [7]", 1, params.getColumnPos(6));
+        assertEquals("10 key M0 [8]", -1, params.getColumnPos(7));
+        assertEquals("10 key M0 [9]", 2, params.getColumnPos(8));
+        assertEquals("10 key M0 [A]", -2, params.getColumnPos(9));
+        assertEquals("10 key M0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("10 key M0 default", WIDTH * 2, params.getDefaultKeyCoordX());
+    }
+
+    // |[6] [7] [8] [9] [A]
+    // |[1] [2] [3] [4] [5]
+    public void testLayout10KeyL0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(10, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L0, KEYBOARD_WIDTH);
+        assertEquals("10 key L0 columns", 5, params.mNumColumns);
+        assertEquals("10 key L0 rows", 2, params.mNumRows);
+        assertEquals("10 key L0 left", 0, params.mLeftKeys);
+        assertEquals("10 key L0 right", 5, params.mRightKeys);
+        assertEquals("10 key L0 [1]", 0, params.getColumnPos(0));
+        assertEquals("10 key L0 [2]", 1, params.getColumnPos(1));
+        assertEquals("10 key L0 [3]", 2, params.getColumnPos(2));
+        assertEquals("10 key L0 [4]", 3, params.getColumnPos(3));
+        assertEquals("10 key L0 [5]", 4, params.getColumnPos(4));
+        assertEquals("10 key L0 [6]", 0, params.getColumnPos(5));
+        assertEquals("10 key L0 [7]", 1, params.getColumnPos(6));
+        assertEquals("10 key L0 [8]", 2, params.getColumnPos(7));
+        assertEquals("10 key L0 [9]", 3, params.getColumnPos(8));
+        assertEquals("10 key L0 [A]", 4, params.getColumnPos(9));
+        assertEquals("10 key L0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("10 key L0 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ [6] [7] [8] [9] [A]
+    // |___ [1] [2] [3] [4] [5]
+    public void testLayout10KeyL1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(10, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L1, KEYBOARD_WIDTH);
+        assertEquals("10 key L1 columns", 5, params.mNumColumns);
+        assertEquals("10 key L1 rows", 2, params.mNumRows);
+        assertEquals("10 key L1 left", 0, params.mLeftKeys);
+        assertEquals("10 key L1 right", 5, params.mRightKeys);
+        assertEquals("10 key L1 [1]", 0, params.getColumnPos(0));
+        assertEquals("10 key L1 [2]", 1, params.getColumnPos(1));
+        assertEquals("10 key L1 [3]", 2, params.getColumnPos(2));
+        assertEquals("10 key L1 [4]", 3, params.getColumnPos(3));
+        assertEquals("10 key L1 [5]", 4, params.getColumnPos(4));
+        assertEquals("10 key L1 [6]", 0, params.getColumnPos(5));
+        assertEquals("10 key L1 [7]", 1, params.getColumnPos(6));
+        assertEquals("10 key L1 [8]", 2, params.getColumnPos(7));
+        assertEquals("10 key L1 [9]", 3, params.getColumnPos(8));
+        assertEquals("10 key L1 [A]", 4, params.getColumnPos(9));
+        assertEquals("10 key L1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("10 key L1 default", WIDTH * 0, params.getDefaultKeyCoordX());
+    }
+
+    // |___ ___ [8] [6] [7] [9] [A]
+    // |___ ___ [3] [1] [2] [4] [5]
+    public void testLayout10KeyL2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(10, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_L2, KEYBOARD_WIDTH);
+        assertEquals("10 key L2 columns", 5, params.mNumColumns);
+        assertEquals("10 key L2 rows", 2, params.mNumRows);
+        assertEquals("10 key L2 left", 1, params.mLeftKeys);
+        assertEquals("10 key L2 right", 4, params.mRightKeys);
+        assertEquals("10 key L2 [1]", 0, params.getColumnPos(0));
+        assertEquals("10 key L2 [2]", 1, params.getColumnPos(1));
+        assertEquals("10 key L2 [3]", -1, params.getColumnPos(2));
+        assertEquals("10 key L2 [4]", 2, params.getColumnPos(3));
+        assertEquals("10 key L2 [5]", 3, params.getColumnPos(4));
+        assertEquals("10 key L2 [6]", 0, params.getColumnPos(5));
+        assertEquals("10 key L2 [7]", 1, params.getColumnPos(6));
+        assertEquals("10 key L2 [8]", -1, params.getColumnPos(7));
+        assertEquals("10 key L2 [9]", 2, params.getColumnPos(8));
+        assertEquals("10 key L2 [A]", 3, params.getColumnPos(9));
+        assertEquals("10 key L2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("10 key L2 default", WIDTH * 1, params.getDefaultKeyCoordX());
+    }
+
+    // [A] [9] [8] [7] [6]|
+    // [5] [4] [3] [2] [1]|
+    public void testLayout10KeyR0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(10, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R0, KEYBOARD_WIDTH);
+        assertEquals("10 key R0 columns", 5, params.mNumColumns);
+        assertEquals("10 key R0 rows", 2, params.mNumRows);
+        assertEquals("10 key R0 left", 4, params.mLeftKeys);
+        assertEquals("10 key R0 right", 1, params.mRightKeys);
+        assertEquals("10 key R0 [1]", 0, params.getColumnPos(0));
+        assertEquals("10 key R0 [2]", -1, params.getColumnPos(1));
+        assertEquals("10 key R0 [3]", -2, params.getColumnPos(2));
+        assertEquals("10 key R0 [4]", -3, params.getColumnPos(3));
+        assertEquals("10 key R0 [5]", -4, params.getColumnPos(4));
+        assertEquals("10 key R0 [6]", 0, params.getColumnPos(5));
+        assertEquals("10 key R0 [7]", -1, params.getColumnPos(6));
+        assertEquals("10 key R0 [8]", -2, params.getColumnPos(7));
+        assertEquals("10 key R0 [9]", -3, params.getColumnPos(8));
+        assertEquals("10 key R0 [A]", -4, params.getColumnPos(9));
+        assertEquals("10 key R0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("10 key R0 default", WIDTH * 4, params.getDefaultKeyCoordX());
+    }
+
+    // [A] [9] [8] [7] [6] ___|
+    // [5] [4] [3] [2] [1] ___|
+    public void testLayout10KeyR1() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(10, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R1, KEYBOARD_WIDTH);
+        assertEquals("10 key R1 columns", 5, params.mNumColumns);
+        assertEquals("10 key R1 rows", 2, params.mNumRows);
+        assertEquals("10 key R1 left", 4, params.mLeftKeys);
+        assertEquals("10 key R1 right", 1, params.mRightKeys);
+        assertEquals("10 key R1 [1]", 0, params.getColumnPos(0));
+        assertEquals("10 key R1 [2]", -1, params.getColumnPos(1));
+        assertEquals("10 key R1 [3]", -2, params.getColumnPos(2));
+        assertEquals("10 key R1 [4]", -3, params.getColumnPos(3));
+        assertEquals("10 key R1 [5]", -4, params.getColumnPos(4));
+        assertEquals("10 key R1 [6]", 0, params.getColumnPos(5));
+        assertEquals("10 key R1 [7]", -1, params.getColumnPos(6));
+        assertEquals("10 key R1 [8]", -2, params.getColumnPos(7));
+        assertEquals("10 key R1 [9]", -3, params.getColumnPos(8));
+        assertEquals("10 key R1 [A]", -4, params.getColumnPos(9));
+        assertEquals("10 key R1 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("10 key R1 default", WIDTH * 4, params.getDefaultKeyCoordX());
+    }
+
+    // [A] [9] [8] [6] [7] ___ ___|
+    // [5] [4] [3] [1] [2] ___ ___|
+    public void testLayout10KeyR2() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(10, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_R2, KEYBOARD_WIDTH);
+        assertEquals("10 key R2 columns", 5, params.mNumColumns);
+        assertEquals("10 key R2 rows", 2, params.mNumRows);
+        assertEquals("10 key R2 left", 3, params.mLeftKeys);
+        assertEquals("10 key R2 right", 2, params.mRightKeys);
+        assertEquals("10 key R2 [1]", 0, params.getColumnPos(0));
+        assertEquals("10 key R2 [2]", 1, params.getColumnPos(1));
+        assertEquals("10 key R2 [3]", -1, params.getColumnPos(2));
+        assertEquals("10 key R2 [4]", -2, params.getColumnPos(3));
+        assertEquals("10 key R2 [5]", -3, params.getColumnPos(4));
+        assertEquals("10 key R2 [6]", 0, params.getColumnPos(5));
+        assertEquals("10 key R2 [7]", 1, params.getColumnPos(6));
+        assertEquals("10 key R2 [8]", -1, params.getColumnPos(7));
+        assertEquals("10 key R2 [9]", -2, params.getColumnPos(8));
+        assertEquals("10 key R2 [A]", -3, params.getColumnPos(9));
+        assertEquals("10 key R2 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("10 key R2 default", WIDTH * 3, params.getDefaultKeyCoordX());
+    }
+
+    //   [B] [9] [A]
+    // [7] [5] [6] [8]
+    // [3] [1] [2] [4]
+    public void testLayout11KeyM0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(11, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_M0, KEYBOARD_WIDTH);
+        assertEquals("11 key M0 columns", 4, params.mNumColumns);
+        assertEquals("11 key M0 rows", 3, params.mNumRows);
+        assertEquals("11 key M0 left", 1, params.mLeftKeys);
+        assertEquals("11 key M0 right", 3, params.mRightKeys);
+        assertEquals("11 key M0 [1]", 0, params.getColumnPos(0));
+        assertEquals("11 key M0 [2]", 1, params.getColumnPos(1));
+        assertEquals("11 key M0 [3]", -1, params.getColumnPos(2));
+        assertEquals("11 key M0 [4]", 2, params.getColumnPos(3));
+        assertEquals("11 key M0 [5]", 0, params.getColumnPos(4));
+        assertEquals("11 key M0 [6]", 1, params.getColumnPos(5));
+        assertEquals("11 key M0 [7]", -1, params.getColumnPos(6));
+        assertEquals("11 key M0 [8]", 2, params.getColumnPos(7));
+        assertEquals("11 key M0 [9]", 0, params.getColumnPos(8));
+        assertEquals("11 key M0 [A]", 1, params.getColumnPos(9));
+        assertEquals("11 key M0 [B]", -1, params.getColumnPos(10));
+        assertEquals("11 key M0 adjust", 1, params.mTopRowAdjustment);
+        assertEquals("11 key M0 default", WIDTH * 1, params.getDefaultKeyCoordX());
+    }
+
+    // [B] [9] [A] [C]
+    // [7] [5] [6] [8]
+    // [3] [1] [2] [4]
+    public void testLayout12KeyM0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(12, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_M0, KEYBOARD_WIDTH);
+        assertEquals("12 key M0 columns", 4, params.mNumColumns);
+        assertEquals("12 key M0 rows", 3, params.mNumRows);
+        assertEquals("12 key M0 left", 1, params.mLeftKeys);
+        assertEquals("12 key M0 right", 3, params.mRightKeys);
+        assertEquals("12 key M0 [1]", 0, params.getColumnPos(0));
+        assertEquals("12 key M0 [2]", 1, params.getColumnPos(1));
+        assertEquals("12 key M0 [3]", -1, params.getColumnPos(2));
+        assertEquals("12 key M0 [4]", 2, params.getColumnPos(3));
+        assertEquals("12 key M0 [5]", 0, params.getColumnPos(4));
+        assertEquals("12 key M0 [6]", 1, params.getColumnPos(5));
+        assertEquals("12 key M0 [7]", -1, params.getColumnPos(6));
+        assertEquals("12 key M0 [8]", 2, params.getColumnPos(7));
+        assertEquals("12 key M0 [9]", 0, params.getColumnPos(8));
+        assertEquals("12 key M0 [A]", 1, params.getColumnPos(9));
+        assertEquals("12 key M0 [B]", -1, params.getColumnPos(10));
+        assertEquals("12 key M0 [C]", 2, params.getColumnPos(11));
+        assertEquals("12 key M0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("12 key M0 default", WIDTH * 1, params.getDefaultKeyCoordX());
     }
 
 
-    // Nine keys test.  There is no key space for mini keyboard at right of the parent key.
-    //   [9] [8] [7] [6]
-    // [5] [4] [3] [2] [1]
-    public void testLayout9KeyRight() {
-        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(
-                9, MAX_COLUMNS, WIDTH, HEIGHT,
-                WIDTH * 9, WIDTH * 10);
-        assertEquals("9 key right columns", 5, params.mNumColumns);
-        assertEquals("9 key right rows", 2, params.mNumRows);
-        assertEquals("9 key right left", 4, params.mLeftKeys);
-        assertEquals("9 key right right", 1, params.mRightKeys);
-        assertEquals("9 key right [1]", 0, params.getColumnPos(0));
-        assertEquals("9 key right [2]", -1, params.getColumnPos(1));
-        assertEquals("9 key right [3]", -2, params.getColumnPos(2));
-        assertEquals("9 key right [4]", -3, params.getColumnPos(3));
-        assertEquals("9 key right [5]", -4, params.getColumnPos(4));
-        assertEquals("9 key right [6]", 0, params.getColumnPos(5));
-        assertEquals("9 key right [7]", -1, params.getColumnPos(6));
-        assertEquals("9 key right [8]", -2, params.getColumnPos(7));
-        assertEquals("9 key right [9]", -3, params.getColumnPos(8));
-        assertEquals("9 key right centering", true, params.mTopRowNeedsCentering);
-        assertEquals("9 key right default", WIDTH * 4, params.getDefaultKeyCoordX());
-    }
-
-    // Nine keys test.  There is only one key space for mini keyboard at right of the parent key.
-    //   [9] [8] [6] [7]
-    // [5] [4] [3] [1] [2]
-    public void testLayout9KeyNearRight() {
-        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(
-                9, MAX_COLUMNS, WIDTH, HEIGHT,
-                WIDTH * 8, WIDTH * 10);
-        assertEquals("9 key near right columns", 5, params.mNumColumns);
-        assertEquals("9 key near right rows", 2, params.mNumRows);
-        assertEquals("9 key near right left", 3, params.mLeftKeys);
-        assertEquals("9 key near right right", 2, params.mRightKeys);
-        assertEquals("9 key near right [1]", 0, params.getColumnPos(0));
-        assertEquals("9 key near right [2]", 1, params.getColumnPos(1));
-        assertEquals("9 key near right [3]", -1, params.getColumnPos(2));
-        assertEquals("9 key near right [4]", -2, params.getColumnPos(3));
-        assertEquals("9 key near right [5]", -3, params.getColumnPos(4));
-        assertEquals("9 key near right [6]", 0, params.getColumnPos(5));
-        assertEquals("9 key near right [7]", 1, params.getColumnPos(6));
-        assertEquals("9 key near right [8]", -1, params.getColumnPos(7));
-        assertEquals("9 key near right [9]", -2, params.getColumnPos(8));
-        assertEquals("9 key near right centering", true, params.mTopRowNeedsCentering);
-        assertEquals("9 key near right default", WIDTH * 3, params.getDefaultKeyCoordX());
+    //     [D] [B] [C]
+    // [A] [8] [6] [7] [9]
+    // [5] [3] [1] [2] [4]
+    public void testLayout13KeyM0() {
+        MiniKeyboardLayoutParams params = new MiniKeyboardLayoutParams(13, MAX_COLUMNS, WIDTH,
+                HEIGHT, XPOS_M0, KEYBOARD_WIDTH);
+        assertEquals("13 key M0 columns", 5, params.mNumColumns);
+        assertEquals("13 key M0 rows", 3, params.mNumRows);
+        assertEquals("13 key M0 left", 2, params.mLeftKeys);
+        assertEquals("13 key M0 right", 3, params.mRightKeys);
+        assertEquals("13 key M0 [1]", 0, params.getColumnPos(0));
+        assertEquals("13 key M0 [2]", 1, params.getColumnPos(1));
+        assertEquals("13 key M0 [3]", -1, params.getColumnPos(2));
+        assertEquals("13 key M0 [4]", 2, params.getColumnPos(3));
+        assertEquals("13 key M0 [5]", -2, params.getColumnPos(4));
+        assertEquals("13 key M0 [6]", 0, params.getColumnPos(5));
+        assertEquals("13 key M0 [7]", 1, params.getColumnPos(6));
+        assertEquals("13 key M0 [8]", -1, params.getColumnPos(7));
+        assertEquals("13 key M0 [9]", 2, params.getColumnPos(8));
+        assertEquals("13 key M0 [A]", -2, params.getColumnPos(9));
+        assertEquals("13 key M0 [B]", 0, params.getColumnPos(10));
+        assertEquals("13 key M0 [C]", 1, params.getColumnPos(11));
+        assertEquals("13 key M0 [D]", -1, params.getColumnPos(12));
+        assertEquals("13 key M0 adjust", 0, params.mTopRowAdjustment);
+        assertEquals("13 key M0 default", WIDTH * 2, params.getDefaultKeyCoordX());
     }
 }