1 files changed, 69 insertions, 0 deletions
diff --git a/src/us/minak/IMEModifiers.java b/src/us/minak/IMEModifiers.java
new file mode 100644
index 0000000..ef49f17
--- /dev/null
+++ b/src/us/minak/IMEModifiers.java
@@ -0,0 +1,69 @@
+package us.minak;
+
+import android.graphics.Canvas;
+import android.graphics.Color;
+import android.graphics.Paint;
+import java.util.List;
+import java.util.ArrayList;
+
+public class IMEModifiers {
+	private final String[] modifiers = { "shift", "ctrl", "alt" };
+	private final Paint colorPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
+	private final Paint textPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
+	
+	private float cx = 0;
+	private float cy = 0;
+	private double innerR = 0;
+	private double outerR = 0;
+	private double radEach = 0;
+	 
+	
+	public IMEModifiers() {
+		textPaint.setColor(Color.BLACK);
+	}
+	
+	public void draw(Canvas canvas, float cx, float cy, float r) {
+		this.cx = cx;
+		this.cy = cy;
+		innerR = r*(1.0/3.0);
+		outerR = (float)(r*(2.0/3.0));
+		radEach = (Math.PI*2.0)/modifiers.length;
+		
+		double rad = 0;
+		float[] hsv = {0F, 1F, .75F};
+		
+		for (int i = 0; i < modifiers.length; i++) {
+			rad = radEach * i;
+			hsv[0] = (float)Math.toDegrees(rad);
+			colorPaint.setColor(Color.HSVToColor(0x80, hsv));
+		
+			canvas.drawCircle(
+					(float)(cx+innerR*Math.cos(rad)),
+					(float)(cy+innerR*Math.sin(rad)),
+					(float)outerR,
+					colorPaint);
+			canvas.drawText(
+					modifiers[i],
+					(float)(cx+innerR*Math.cos(rad)),
+					(float)(cy+innerR*Math.sin(rad)),
+					textPaint);
+		}		
+	}
+	
+	public List<String> getModifiersAtPoint(float x, float y) {
+		ArrayList<String> ret = new ArrayList<String>();
+		
+		double mx;
+		double my;
+		double rad = 0;
+		for (int i = 0; i < modifiers.length; i++) {
+			rad = radEach * i;
+			mx = cx+innerR*Math.cos(rad);
+			my = cy+innerR*Math.sin(rad);
+			
+			if (Math.sqrt(Math.pow(mx-x,2)+Math.pow(my-y, 2)) > outerR)
+				ret.add(modifiers[i]);
+		}
+		return ret;
+	}
+}