[gtk/path-work-rebased: 110/121] Add GSK_LINE_JOIN_ARCS

[Matthias Clasen <matthiasc src gnome org>]

commit 8b9b17ed01e51e247c7f082d0598ce922e242e48
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Dec 23 15:00:52 2020 -0500

    Add GSK_LINE_JOIN_ARCS
    
    Implementation will follow.

 gsk/gskenums.h      | 4 +++-
 gsk/gskpathstroke.c | 1 +
 gsk/gskstroke.c     | 1 +
 3 files changed, 5 insertions(+), 1 deletion(-)
---
diff --git a/gsk/gskenums.h b/gsk/gskenums.h
index 3ddd420484..b9aabfc735 100644
--- a/gsk/gskenums.h
+++ b/gsk/gskenums.h
@@ -225,6 +225,7 @@ typedef enum {
  *   the joint point
  * @GSK_LINE_JOIN_BEVEL: use a cut-off join, the join is cut off at half
  *   the line width from the joint point
+ * @GSK_LINE_JOIN_ARCS: Use a sharp angled corner made from circles
  *
  * Specifies how to render the junction of two lines when stroking.
  *
@@ -237,7 +238,8 @@ typedef enum {
   GSK_LINE_JOIN_MITER,
   GSK_LINE_JOIN_MITER_CLIP,
   GSK_LINE_JOIN_ROUND,
-  GSK_LINE_JOIN_BEVEL
+  GSK_LINE_JOIN_BEVEL,
+  GSK_LINE_JOIN_ARCS
 } GskLineJoin;
 
 /**
diff --git a/gsk/gskpathstroke.c b/gsk/gskpathstroke.c
index be876638db..f7d6f620cf 100644
--- a/gsk/gskpathstroke.c
+++ b/gsk/gskpathstroke.c
@@ -469,6 +469,7 @@ add_line_join (GskPathBuilder         *builder,
 
   switch (line_join)
     {
+    case GSK_LINE_JOIN_ARCS:
     case GSK_LINE_JOIN_MITER:
     case GSK_LINE_JOIN_MITER_CLIP:
       {
diff --git a/gsk/gskstroke.c b/gsk/gskstroke.c
index bb60684324..b3ab486d74 100644
--- a/gsk/gskstroke.c
+++ b/gsk/gskstroke.c
@@ -124,6 +124,7 @@ gsk_stroke_to_cairo (const GskStroke *self,
     {
       case GSK_LINE_JOIN_MITER:
       case GSK_LINE_JOIN_MITER_CLIP:
+      case GSK_LINE_JOIN_ARCS:
         cairo_set_line_join (cr, CAIRO_LINE_JOIN_MITER);
         break;
       case GSK_LINE_JOIN_ROUND: