implement some Canvas methods needed for composeUI

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

@@ -2,6 +2,10 @@ package android.text;
 
 public class BoringLayout extends Layout {
 
+	public BoringLayout (CharSequence source, TextPaint paint, int outerwidth, Layout.Alignment align, float spacingMult, float spacingAdd, BoringLayout.Metrics metrics, boolean includePad) {
+		super(source, paint, outerwidth, align, spacingMult, spacingAdd);
+	}
+
 	public static class Metrics {};
 
 	public static Metrics isBoring(CharSequence source, TextPaint paint, Metrics metrics) {

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

@@ -12,6 +12,14 @@ public class Layout {
 		ALIGN_RIGHT,
 	}
 
+	private CharSequence text;
+	private TextPaint paint;
+
+	protected Layout(CharSequence text, TextPaint paint, int width, Layout.Alignment align, float spacingMult, float spacingAdd) {
+		this.text = text;
+		this.paint = paint;
+	}
+
 	public int getLineCount() {return 1;}
 
 	public float getLineWidth(int line) {return 10;}
@@ -20,18 +28,20 @@ public class Layout {
 
 	public int getEllipsisCount(int line) {return 0;}
 
-	public CharSequence getText() {return "FIXME Layout.getText";}
+	public CharSequence getText() {return text;}
 
 	public int getWidth() {return 10;}
 
 	public int getHeight() {return 10;}
 
-	public void draw(Canvas canvas) {}
+	public void draw(Canvas canvas) {
+		canvas.drawText(text.toString(), 0, 0, paint);
+	}
 
 	public int getParagraphDirection(int line) {return 0;}
 
 	public static float getDesiredWidth(CharSequence source, int start, int end, TextPaint paint) {
-		return 10;
+		return 400;
 	}
 
 	public int getLineEnd(int line) {return 100;}
@@ -59,4 +69,10 @@ public class Layout {
 	public int getLineForVertical(int y) {return 0;}
 
 	public int getOffsetForHorizontal(int line, float x) {return 0;}
+
+	public float getPrimaryHorizontal(int line) {return 0;}
+
+	public int getLineForOffset(int offset) {return 0;}
+
+	public int getLineTop(int line) {return 0;}
 }

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

@@ -1,22 +1,14 @@
 package android.text;
 
-import android.graphics.Canvas;
-
 public class StaticLayout extends Layout {
 
-	private CharSequence text;
-
 	public StaticLayout(CharSequence source, int bufstart, int bufend,
 						TextPaint paint, int outerwidth,
 						Alignment align, TextDirectionHeuristic textDir,
 						float spacingmult, float spacingadd,
 						boolean includepad,
 						TextUtils.TruncateAt ellipsize, int ellipsizedWidth, int maxLines) {
-		this.text = source;
-	}
-
-	public CharSequence getText() {
-		return text;
+		super(source, paint, outerwidth, align, spacingmult, spacingadd);
 	}
 
 	public int getWidth() {
@@ -29,5 +21,4 @@ public class StaticLayout extends Layout {
 
 	public float getLineLeft(int line) {return 0;}
 
-	public void draw(Canvas canvas) {}
 }

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

@@ -15,4 +15,11 @@ public class TextDirectionHeuristics {
 			return true;
 		}
 	};
+
+	public static final TextDirectionHeuristic FIRSTSTRONG_LTR = new TextDirectionHeuristic() {
+		@Override
+		public boolean isRtl(CharSequence text, int start, int end) {
+			return false;
+		}
+	};
 }