Use art_affine_scale() to flip objects instead of art_affine_flip().

git-svn-id: https://glabels.svn.sourceforge.net/svnroot/glabels/trunk@231 f5e0f49d-192f-0410-a22d-a8d8700d0965

diff --git a/glabels2/src/label-object.c b/glabels2/src/label-object.c
index 44920b24cc98e78503f6a8fd3af8122dc4b61920..dd825e7110b5c68278d8d592b499b3c962253ce6 100644 (file)
--- a/glabels2/src/label-object.c
+++ b/glabels2/src/label-object.c
@@ -521,11 +521,14 @@ gl_label_object_get_extent (glLabelObject *object,
 void
 gl_label_object_flip_horiz (glLabelObject *object)
 {
+       gdouble flip_affine[6];
+
        gl_debug (DEBUG_LABEL, "START");
 
        g_return_if_fail (object && GL_IS_LABEL_OBJECT (object));
 
-       art_affine_flip (object->private->affine, object->private->affine, TRUE, FALSE);
+       art_affine_scale (flip_affine, -1.0, 1.0);
+       art_affine_multiply (object->private->affine, object->private->affine, flip_affine);
 
        g_signal_emit (G_OBJECT(object), signals[FLIP_ROTATE], 0);
 
@@ -538,11 +541,14 @@ gl_label_object_flip_horiz (glLabelObject *object)
 void
 gl_label_object_flip_vert (glLabelObject *object)
 {
+       gdouble flip_affine[6];
+
        gl_debug (DEBUG_LABEL, "START");
 
        g_return_if_fail (object && GL_IS_LABEL_OBJECT (object));
 
-       art_affine_flip (object->private->affine, object->private->affine, FALSE, TRUE);
+       art_affine_scale (flip_affine, 1.0, -1.0);
+       art_affine_multiply (object->private->affine, object->private->affine, flip_affine);
 
        g_signal_emit (G_OBJECT(object), signals[FLIP_ROTATE], 0);