Supports @keyframes, related to Ticket #10000

Change-Id: Ic65defdccb4d0aa8f54aa941acde21554f0bf989

1 files changed, 47 insertions, 0 deletions

diff --git a/theme-compiler/src/com/vaadin/sass/internal/tree/KeyframesNode.java b/theme-compiler/src/com/vaadin/sass/internal/tree/KeyframesNode.java
new file mode 100644
index 0000000000..b9984bc647
--- /dev/null
+++ b/theme-compiler/src/com/vaadin/sass/internal/tree/KeyframesNode.java
@@ -0,0 +1,47 @@
+package com.vaadin.sass.internal.tree;
+
+import java.util.ArrayList;
+import java.util.regex.Pattern;
+
+import com.vaadin.sass.internal.ScssStylesheet;
+
+public class KeyframesNode extends Node implements IVariableNode {
+    private String keyframeName;
+    private String animationName;
+
+    public KeyframesNode(String keyframeName, String animationName) {
+        this.keyframeName = keyframeName;
+        this.animationName = animationName;
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder string = new StringBuilder();
+        string.append(keyframeName).append(" ").append(animationName)
+                .append(" {\n");
+        for (Node child : children) {
+            string.append("\t\t").append(child.toString()).append("\n");
+        }
+        string.append("\t}");
+        return string.toString();
+    }
+
+    @Override
+    public void traverse() {
+        replaceVariables(ScssStylesheet.getVariables());
+    }
+
+    @Override
+    public void replaceVariables(ArrayList<VariableNode> variables) {
+        for (final VariableNode node : variables) {
+            String interpolation = "#{$" + node.getName() + "}";
+            if (animationName != null && animationName.contains(interpolation)) {
+                if (animationName.contains(interpolation)) {
+                    animationName = animationName.replaceAll(Pattern
+                            .quote(interpolation), node.getExpr().toString());
+                }
+            }
+        }
+    }
+
+}