API stubs and fixes for composeUI

src/api-impl/android/text/BoringLayout.java

@@ -0,0 +1,10 @@
+package android.text;
+
+public class BoringLayout extends Layout {
+
+	public static class Metrics {};
+
+	public static Metrics isBoring(CharSequence source, TextPaint paint, Metrics metrics) {
+		return metrics;
+	}
+}

src/api-impl/android/text/Layout.java

@@ -29,4 +29,34 @@ public class Layout {
 	public void draw(Canvas canvas) {}
 
 	public int getParagraphDirection(int line) {return 0;}
+
+	public static float getDesiredWidth(CharSequence source, int start, int end, TextPaint paint) {
+		return 10;
+	}
+
+	public int getLineEnd(int line) {return 100;}
+
+	public int getLineStart(int line) {return 0;}
+
+	public int getLineAscent(int line) {return 0;}
+
+	public int getLineDescent(int line) {return 0;}
+
+	public int getTopPadding() {return 0;}
+
+	public int getBottomPadding() {return 0;}
+
+	public float getLineLeft(int line) {return 0;}
+
+	public int getLineBottom(int line) {return 0;}
+
+	public int getLineBaseline(int line) {return 0;}
+
+	public boolean isRtlCharAt(int offset) {return false;}
+
+	public float getSecondaryHorizontal(int line) {return 0;}
+
+	public int getLineForVertical(int y) {return 0;}
+
+	public int getOffsetForHorizontal(int line, float x) {return 0;}
 }

src/api-impl/android/text/TextDirectionHeuristic.java

@@ -1,4 +1,6 @@
 package android.text;
 
-public class TextDirectionHeuristic {
+public interface TextDirectionHeuristic {
+
+	public boolean isRtl(CharSequence text, int start, int end);
 }

src/api-impl/android/text/TextDirectionHeuristics.java

@@ -2,7 +2,17 @@ package android.text;
 
 public class TextDirectionHeuristics {
 
-	public static final TextDirectionHeuristic LTR = new TextDirectionHeuristic();
+	public static final TextDirectionHeuristic LTR = new TextDirectionHeuristic() {
+		@Override
+		public boolean isRtl(CharSequence text, int start, int end) {
+			return false;
+		}
+	};
 
-	public static final TextDirectionHeuristic RTL = new TextDirectionHeuristic();
+	public static final TextDirectionHeuristic RTL = new TextDirectionHeuristic() {
+		@Override
+		public boolean isRtl(CharSequence text, int start, int end) {
+			return true;
+		}
+	};
 }

src/api-impl/android/text/TextPaint.java

@@ -79,4 +79,8 @@ public class TextPaint extends Paint {
 		underlineColor = color;
 		underlineThickness = thickness;
 	}
+
+	public float getLetterSpacing() {
+		return 1.0f;
+	}
 }