lib/taskjuggler/Limits.rb in taskjuggler-3.3.0 vs lib/taskjuggler/Limits.rb in taskjuggler-3.4.0

@@ -81,10 +81,24 @@
           @dirty = true
           @scoreboard[idxToSbIdx(index)] += 1
         end
       end
 
+      # Decrease the counter if the _index_ matches the @interval. The
+      # relationship between @resource and _resource_ is described below.
+      # @r \ _r_  nil    y
+      # nil       inc   inc
+      #  x         -    if x==y inc else -
+      def dec(index, resource)
+        if @interval.contains?(index) &&
+           (@resource.nil? || @resource == resource)
+          # The condition is met, decrement the counter for the interval.
+          @dirty = true
+          @scoreboard[idxToSbIdx(index)] -= 1
+        end
+      end
+
       # Returns true if the counter for the time slot specified by +index+ or
       # all counters are within the limit. If +upper+ is true, only upper
       # limits are checked. If not, only lower limits are checked. The
       # dependency between _resource_ and @resource is described in the matrix
       # below:
@@ -232,9 +246,17 @@
     # This function increases the counters for all limits for a specific
     # interval identified by _index_.
     def inc(index, resource = nil)
       @limits.each do |limit|
         limit.inc(index, resource)
+      end
+    end
+
+    # This function decreases the counters for all limits for a specific
+    # interval identified by _index_.
+    def dec(index, resource = nil)
+      @limits.each do |limit|
+        limit.dec(index, resource)
       end
     end
 
     # Check all upper limits and return true if none is exceeded. If an
     # _index_ is specified only the counters for that specific period are