Keyframe::GetInt() and Keyframe::GetLong() use GetValue

GetInt(), GetLong() are exactly the same as GetValue() except that
their result is rounded and converted to the repsective data type.
Thus avoid code duplication and use GetValue().

Author: musteresel

src/KeyFrame.cpp

@@ -251,45 +251,13 @@ double Keyframe::GetValue(int64_t index)
 // Get the rounded INT value at a specific index
 int Keyframe::GetInt(int64_t index)
 {
-	// Check if it needs to be processed
-	if (needs_update)
-		Process();
-
-	// Is index a valid point?
-	if (index >= 0 && index < Values.size())
-		// Return value
-		return int(round(Values[index].Y));
-	else if (index < 0 && Values.size() > 0)
-		// Return the minimum value
-		return int(round(Values[0].Y));
-	else if (index >= Values.size() && Values.size() > 0)
-		// return the maximum value
-		return int(round(Values[Values.size() - 1].Y));
-	else
-		// return a blank coordinate (0,0)
-		return 0;
+	return int(round(GetValue(index)));
 }
 
 // Get the rounded INT value at a specific index
 int64_t Keyframe::GetLong(int64_t index)
 {
-	// Check if it needs to be processed
-	if (needs_update)
-		Process();
-
-	// Is index a valid point?
-	if (index >= 0 && index < Values.size())
-		// Return value
-		return long(round(Values[index].Y));
-	else if (index < 0 && Values.size() > 0)
-		// Return the minimum value
-		return long(round(Values[0].Y));
-	else if (index >= Values.size() && Values.size() > 0)
-		// return the maximum value
-		return long(round(Values[Values.size() - 1].Y));
-	else
-		// return a blank coordinate (0,0)
-		return 0;
+	return long(round(GetValue(index)));
 }
 
 // Get the direction of the curve at a specific index (increasing or decreasing)