[gedit/wip/printing-improvements: 3/3] print-preview: replace floor(0.5 + ...) by round(...)

[Sébastien Wilmet <swilmet src gnome org>]

commit 55ba8e3408ca809e89e8f692a639fe808a9219d1
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Sat Jun 27 18:26:12 2015 +0200

    print-preview: replace floor(0.5 + ...) by round(...)
    
    Less cryptic code.

 gedit/gedit-print-preview.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/gedit/gedit-print-preview.c b/gedit/gedit-print-preview.c
index c3cf9b2..fe75210 100644
--- a/gedit/gedit-print-preview.c
+++ b/gedit/gedit-print-preview.c
@@ -150,8 +150,8 @@ get_paper_height (GeditPrintPreview *preview)
 static void
 update_tile_size (GeditPrintPreview *preview)
 {
-       preview->tile_width = 2 * PAGE_PAD + floor (preview->scale * get_paper_width (preview) + 0.5);
-       preview->tile_height = 2 * PAGE_PAD + floor (preview->scale * get_paper_height (preview) + 0.5);
+       preview->tile_width = 2 * PAGE_PAD + round (preview->scale * get_paper_width (preview));
+       preview->tile_height = 2 * PAGE_PAD + round (preview->scale * get_paper_height (preview));
 }
 
 /* Zoom should always be set with one of these two function
@@ -191,12 +191,12 @@ set_zoom_fit_to_size (GeditPrintPreview *preview)
        if (zoomx <= zoomy)
        {
                preview->tile_width = width;
-               preview->tile_height = floor (0.5 + width * (p_height / p_width));
+               preview->tile_height = round (width * (p_height / p_width));
                preview->scale = zoomx;
        }
        else
        {
-               preview->tile_width = floor (0.5 + height * (p_width / p_height));
+               preview->tile_width = round (height * (p_width / p_height));
                preview->tile_height = height;
                preview->scale = zoomy;
        }