svgio: covnert enum to enum class in svgtools.cxx

Change-Id: Ib442bfc60d16021f314a063643e199a776afa10f
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/114959
Tested-by: Jenkins
Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>
diff --git a/svgio/source/svgreader/svgtools.cxx b/svgio/source/svgreader/svgtools.cxx
index 66f89f2..b912ce5 100644
--- a/svgio/source/svgreader/svgtools.cxx
+++ b/svgio/source/svgreader/svgtools.cxx
@@ -540,12 +540,12 @@ namespace svgio::svgreader
            {
                skip_char(rCandidate, ' ', nPos, nLen);

                enum DegreeType
                enum class DegreeType
                {
                    deg,
                    grad,
                    rad
                } aType(deg); // degrees is default
                } aType(DegreeType::deg); // degrees is default

                if(nPos < nLen)
                {
@@ -562,7 +562,7 @@ namespace svgio::svgreader
                            {
                                // angle in grad
                                nPos += strlen(aStrGrad);
                                aType = grad;
                                aType = DegreeType::grad;
                            }
                            break;
                        }
@@ -573,7 +573,7 @@ namespace svgio::svgreader
                            {
                                // angle in radians
                                nPos += strlen(aStrRad);
                                aType = rad;
                                aType = DegreeType::rad;
                            }
                            break;
                        }
@@ -581,11 +581,11 @@ namespace svgio::svgreader
                }

                // convert to radians
                if(deg == aType)
                if (DegreeType::deg == aType)
                {
                    fAngle = basegfx::deg2rad(fAngle);
                }
                else if(grad == aType)
                else if (DegreeType::grad == aType)
                {
                    // looks like 100 grad is 90 degrees
                    fAngle *= F_PI / 200.0;