Move entityclass::setblockcolour() to blockclass::setblockcolour()

This moves the function setblockcolour(), so I can directly call it on a
particular block without having to have it be inside obj.blocks.

desktop_version/src/BlockV.cpp

@@ -34,3 +34,68 @@ void blockclass::rectset(const int xi, const int yi, const int wi, const int hi)
 	rect.w = wi;
 	rect.h = hi;
 }
+
+void blockclass::setblockcolour( std::string col )
+{
+	if (col == "cyan")
+	{
+		r = 164;
+		g = 164;
+		b = 255;
+	}
+	else if (col == "red")
+	{
+		r = 255;
+		g = 60;
+		b = 60;
+	}
+	else if (col == "green")
+	{
+		r = 144;
+		g = 255;
+		b = 144;
+	}
+	else if (col == "yellow")
+	{
+		r = 255;
+		g = 255;
+		b = 134;
+	}
+	else if (col == "blue")
+	{
+		r = 95;
+		g = 95;
+		b = 255;
+	}
+	else if (col == "purple")
+	{
+		r = 255;
+		g = 134;
+		b = 255;
+	}
+	else if (col == "white")
+	{
+		r = 244;
+		g = 244;
+		b = 244;
+	}
+	else if (col == "gray")
+	{
+		r = 174;
+		g = 174;
+		b = 174;
+	}
+	else if (col == "orange")
+	{
+		r = 255;
+		g = 130;
+		b = 20;
+	}
+	else
+	{
+		//use a gray
+		r = 174;
+		g = 174;
+		b = 174;
+	}
+}