Support estimateUsageInBytes for SystemDependentData

Change-Id: I6074035ed8f90e452915e9ecffdbe9363375e126
Reviewed-on: https://gerrit.libreoffice.org/61306
Tested-by: Jenkins
Reviewed-by: Armin Le Grand <Armin.Le.Grand@cib.de>

1 files changed, 12 insertions, 0 deletions

diff --git a/include/basegfx/utils/systemdependentdata.hxx b/include/basegfx/utils/systemdependentdata.hxx
index 920a55043870..d5cc8d645eb6 100644
--- a/include/basegfx/utils/systemdependentdata.hxx
+++ b/include/basegfx/utils/systemdependentdata.hxx
@@ -89,6 +89,12 @@ namespace basegfx
         // a single, globally used one, but not necessarily
         SystemDependentDataManager&     mrSystemDependentDataManager;
 
+        // Buffered CalculatedCycles, result of estimations using
+        // getHoldCyclesInSeconds and estimateUsageInBytes, executed
+        // using getHoldCyclesInSeconds. StartValue is 0 to detect
+        // not-yet-calculated state
+        sal_uInt32                      mnCalculatedCycles;
+
     public:
         SystemDependentData(
             SystemDependentDataManager& rSystemDependentDataManager);
@@ -103,6 +109,12 @@ namespace basegfx
         // using getSystemDependentDataManager()
         SystemDependentDataManager& getSystemDependentDataManager() { return mrSystemDependentDataManager; }
 
+        // Calculate HoldCyclesInSeconds based on using
+        // getHoldCyclesInSeconds and estimateUsageInBytes, the
+        // result is crated once on-demand and buffered in
+        // mnCalculatedCycles
+        sal_uInt32 calculateCombinedHoldCyclesInSeconds() const;
+
         // Number of cycles a SystemDependentDataManager should/might
         // hold this instance in seconds - does not have to be used,
         // but should be. Default implementation returns 60(s). Override to