From 36e0911c6ec27707a74f0b90b1052a16374243ea Mon Sep 17 00:00:00 2001
From: bjculkin <bjculkin@WIT-136XG42.wvu-ad.wvu.edu>
Date: Wed, 1 Mar 2017 10:13:41 -0500
Subject: Package reorganization

---
 dice-lang/src/bjc/dicelang/dice/MathDie.java | 74 ++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 dice-lang/src/bjc/dicelang/dice/MathDie.java

(limited to 'dice-lang/src/bjc/dicelang/dice/MathDie.java')

diff --git a/dice-lang/src/bjc/dicelang/dice/MathDie.java b/dice-lang/src/bjc/dicelang/dice/MathDie.java
new file mode 100644
index 0000000..7e9204d
--- /dev/null
+++ b/dice-lang/src/bjc/dicelang/dice/MathDie.java
@@ -0,0 +1,74 @@
+package bjc.dicelang.dice;
+
+public class MathDie implements Die {
+	public static enum MathOp {
+		ADD, SUBTRACT, MULTIPLY;
+
+		public String toString() {
+			switch(this) {
+			case ADD:
+				return "+";
+			case SUBTRACT:
+				return "-";
+			case MULTIPLY:
+				return "*";
+			default:
+				return this.name();
+			}
+		}
+	}
+
+	private MathDie.MathOp type;
+
+	private Die left;
+	private Die right;
+
+	public MathDie(MathDie.MathOp op, Die lft, Die rght) {
+		type = op;
+
+		left  = lft;
+		right = rght;
+	}
+
+	public boolean canOptimize() {
+		return left.canOptimize() && right.canOptimize();
+	}
+
+	private long performOp(long lft, long rght) {
+		switch(type) {
+		case ADD:
+			return lft + rght;
+		case SUBTRACT:
+			return lft - rght;
+		case MULTIPLY:
+			return lft * rght;
+		default:
+			return 0;
+		}
+	}
+
+	public long optimize() {
+		long lft  = left.optimize();
+		long rght = right.optimize();
+
+		return performOp(lft, rght);
+	}
+
+	public long roll() {
+		long lft  = left.roll();
+		long rght = right.roll();
+
+		return performOp(lft, rght);
+	}
+
+	public long rollSingle() {
+		long lft  = left.rollSingle();
+		long rght = right.rollSingle();
+
+		return performOp(lft, rght);
+	}
+
+	public String toString() {
+		return left.toString() + " " + type.toString() + " " + right.toString();
+	}
+}
\ No newline at end of file
-- 
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