[librsvg: 80/95] rsvg_filter_primitive_composite_set_atts(): Parse attributes with the PHF

[Federico Mena Quintero <federico src gnome org>]

commit 554f773c423314c147ec3211f5410331a4efbbdc
Author: Federico Mena Quintero <federico gnome org>
Date:   Wed Feb 21 17:19:26 2018 -0600

    rsvg_filter_primitive_composite_set_atts(): Parse attributes with the PHF

 rsvg-filter.c | 85 +++++++++++++++++++++++++++++++++++++++--------------------
 1 file changed, 56 insertions(+), 29 deletions(-)
---
diff --git a/rsvg-filter.c b/rsvg-filter.c
index ff886309..70187581 100644
--- a/rsvg-filter.c
+++ b/rsvg-filter.c
@@ -3419,39 +3419,66 @@ static void
 rsvg_filter_primitive_composite_set_atts (RsvgNode *node, gpointer impl, RsvgHandle *handle, RsvgPropertyBag 
atts)
 {
     RsvgFilterPrimitiveComposite *filter = impl;
+    RsvgPropertyBagIter *iter;
+    const char *key;
+    RsvgAttribute attr;
     const char *value;
 
-    if ((value = rsvg_property_bag_lookup (atts, "operator"))) {
-        if (!strcmp (value, "in"))
-            filter->mode = COMPOSITE_MODE_IN;
-        else if (!strcmp (value, "out"))
-            filter->mode = COMPOSITE_MODE_OUT;
-        else if (!strcmp (value, "atop"))
-            filter->mode = COMPOSITE_MODE_ATOP;
-        else if (!strcmp (value, "xor"))
-            filter->mode = COMPOSITE_MODE_XOR;
-        else if (!strcmp (value, "arithmetic"))
-            filter->mode = COMPOSITE_MODE_ARITHMETIC;
-        else
-            filter->mode = COMPOSITE_MODE_OVER;
-    }
-    if ((value = rsvg_property_bag_lookup (atts, "in")))
-        g_string_assign (filter->super.in, value);
-    if ((value = rsvg_property_bag_lookup (atts, "in2")))
-        g_string_assign (filter->in2, value);
-    if ((value = rsvg_property_bag_lookup (atts, "result")))
-        g_string_assign (filter->super.result, value);
-
     filter_primitive_set_x_y_width_height_atts ((RsvgFilterPrimitive *) filter, atts);
 
-    if ((value = rsvg_property_bag_lookup (atts, "k1")))
-        filter->k1 = g_ascii_strtod (value, NULL) * 255.;
-    if ((value = rsvg_property_bag_lookup (atts, "k2")))
-        filter->k2 = g_ascii_strtod (value, NULL) * 255.;
-    if ((value = rsvg_property_bag_lookup (atts, "k3")))
-        filter->k3 = g_ascii_strtod (value, NULL) * 255.;
-    if ((value = rsvg_property_bag_lookup (atts, "k4")))
-        filter->k4 = g_ascii_strtod (value, NULL) * 255.;
+    iter = rsvg_property_bag_iter_begin (atts);
+
+    while (rsvg_property_bag_iter_next (iter, &key, &attr, &value)) {
+        switch (attr) {
+        case RSVG_ATTRIBUTE_OPERATOR:
+            if (!strcmp (value, "in"))
+                filter->mode = COMPOSITE_MODE_IN;
+            else if (!strcmp (value, "out"))
+                filter->mode = COMPOSITE_MODE_OUT;
+            else if (!strcmp (value, "atop"))
+                filter->mode = COMPOSITE_MODE_ATOP;
+            else if (!strcmp (value, "xor"))
+                filter->mode = COMPOSITE_MODE_XOR;
+            else if (!strcmp (value, "arithmetic"))
+                filter->mode = COMPOSITE_MODE_ARITHMETIC;
+            else
+                filter->mode = COMPOSITE_MODE_OVER;
+            break;
+
+        case RSVG_ATTRIBUTE_IN:
+            g_string_assign (filter->super.in, value);
+            break;
+
+        case RSVG_ATTRIBUTE_IN2:
+            g_string_assign (filter->in2, value);
+            break;
+
+        case RSVG_ATTRIBUTE_RESULT:
+            g_string_assign (filter->super.result, value);
+            break;
+
+        case RSVG_ATTRIBUTE_K1:
+            filter->k1 = g_ascii_strtod (value, NULL) * 255.;
+            break;
+
+        case RSVG_ATTRIBUTE_K2:
+            filter->k2 = g_ascii_strtod (value, NULL) * 255.;
+            break;
+
+        case RSVG_ATTRIBUTE_K3:
+            filter->k3 = g_ascii_strtod (value, NULL) * 255.;
+            break;
+
+        case RSVG_ATTRIBUTE_K4:
+            filter->k4 = g_ascii_strtod (value, NULL) * 255.;
+            break;
+
+        default:
+            break;
+        }
+    }
+
+    rsvg_property_bag_iter_end (iter);
 }
 
 RsvgNode *