commit 3819e4f6f70ee60fc5c805f0d33c0062a396918c
author Noel Grandin <noel.grandin@collabora.co.uk> Thu Mar 28 13:25:10 2024 +0200
committer Noel Grandin <noel.grandin@collabora.co.uk> Thu Mar 28 17:17:55 2024 +0100
tree 407522623d156aaecf520752a8cb765767491c1f
parent 5ec7c4eecf955090cc3bdd7a283aa5a291d12385

tdf#160399 speed up print preview

takes time from 5s to 2.5s for me

Change-Id: I7e62e4a47d5b2aae982273cc3ea38c5c9b04256d
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/165461
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

sc/source/core/data/documen9.cxx

diff --git a/sc/source/core/data/documen9.cxx b/sc/source/core/data/documen9.cxx
index 2b6685b..59e4984 100644
--- a/sc/source/core/data/documen9.cxx
+++ b/sc/source/core/data/documen9.cxx
@@ -440,13 +440,8 @@ bool ScDocument::IsPrintEmpty( SCCOL nStartCol, SCROW nStartRow,
        //  keep vertical part of aMMRect, only update horizontal position
        aMMRect = *pLastMM;

        tools::Long nLeft = 0;
        SCCOL i;
        for (i=0; i<nStartCol; i++)
            nLeft += GetColWidth(i,nTab);
        tools::Long nRight = nLeft;
        for (i=nStartCol; i<=nEndCol; i++)
            nRight += GetColWidth(i,nTab);
        tools::Long nLeft = GetColWidth(0, nStartCol-1, nTab);
        tools::Long nRight = nLeft + GetColWidth(nStartCol,nEndCol, nTab);

        aMMRect.SetLeft(o3tl::convert(nLeft, o3tl::Length::twip, o3tl::Length::mm100));
        aMMRect.SetRight(o3tl::convert(nRight, o3tl::Length::twip, o3tl::Length::mm100));