summaryrefslogtreecommitdiffstats
path: root/src/sp-guide.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/sp-guide.cpp')
-rw-r--r--src/sp-guide.cpp22
1 files changed, 18 insertions, 4 deletions
diff --git a/src/sp-guide.cpp b/src/sp-guide.cpp
index 3eecb2783..890c1f597 100644
--- a/src/sp-guide.cpp
+++ b/src/sp-guide.cpp
@@ -198,8 +198,15 @@ SPGuide *SPGuide::createSPGuide(SPDocument *doc, Geom::Point const &pt1, Geom::P
SPRoot *root = doc->getRoot();
if( root->viewBox_set ) {
- newx = newx * root->viewBox.width() / root->width.computed;
- newy = newy * root->viewBox.height() / root->height.computed;
+ // check to see if scaling is uniform
+ if(Geom::are_near((root->viewBox.width() * root->height.computed) / (root->width.computed * root->viewBox.height()), 1.0, Geom::EPSILON)) {
+ double px2vbunit = (root->viewBox.width()/root->width.computed + root->viewBox.height()/root->height.computed)/2.0;
+ newx = newx * px2vbunit;
+ newy = newy * px2vbunit;
+ } else {
+ newx = newx * root->viewBox.width() / root->width.computed;
+ newy = newy * root->viewBox.height() / root->height.computed;
+ }
}
sp_repr_set_point(repr, "position", Geom::Point( newx, newy ));
@@ -341,8 +348,15 @@ void SPGuide::moveto(Geom::Point const point_on_line, bool const commit)
SPRoot *root = document->getRoot();
if( root->viewBox_set ) {
- newx = newx * root->viewBox.width() / root->width.computed;
- newy = newy * root->viewBox.height() / root->height.computed;
+ // check to see if scaling is uniform
+ if(Geom::are_near((root->viewBox.width() * root->height.computed) / (root->width.computed * root->viewBox.height()), 1.0, Geom::EPSILON)) {
+ double px2vbunit = (root->viewBox.width()/root->width.computed + root->viewBox.height()/root->height.computed)/2.0;
+ newx = newx * px2vbunit;
+ newy = newy * px2vbunit;
+ } else {
+ newx = newx * root->viewBox.width() / root->width.computed;
+ newy = newy * root->viewBox.height() / root->height.computed;
+ }
}
//XML Tree being used here directly while it shouldn't be.