From 4f8556a6b80c41df8f8842a36ce13274c27b9ceb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Konstantin=20Ka=CC=88fer?= <github@kkaefer.com>
Date: Wed, 8 Jan 2014 12:10:46 +0100
Subject: add protobuf encoding of style

---
 proto/style.proto | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 proto/style.proto

(limited to 'proto/style.proto')

diff --git a/proto/style.proto b/proto/style.proto
new file mode 100644
index 0000000000..cf6a8db6de
--- /dev/null
+++ b/proto/style.proto
@@ -0,0 +1,61 @@
+enum bucket_type {
+    fill = 1;
+    line = 2;
+    point = 3;
+}
+
+enum cap_type {
+    round = 1;
+}
+
+enum join_type {
+    butt = 1;
+    bevel = 2;
+}
+
+message bucket {
+    required string name = 1;
+    required bucket_type type = 2;
+
+    // Specify what data to pull into this bucket
+    required string source_name = 3;
+    required string source_layer = 4;
+    optional string source_field = 5;
+    repeated string source_values = 6;
+
+    // Specifies how the geometry for this bucket should be created
+    optional cap_type cap = 7;
+    optional join_type join = 8;
+    optional string font = 9;
+    optional float fontSize = 10;
+}
+
+message structure {
+    required string name = 1;
+    optional string bucket_name = 2;
+    repeated structure child_layers = 3;
+}
+
+message width {
+    optional string scaling = 1;
+    repeated float values = 2 [ packed = true ];
+}
+
+message layer {
+    required string layer_name = 1;
+    optional fixed32 color = 2; // rgba (=> rgb << 8 | 0xFF for opaque!)
+    optional bool antialias = 3;
+    optional width width = 4;
+}
+
+message class {
+    required string name = 1;
+    repeated layer layers = 2;
+}
+
+// root level object
+message style {
+    repeated bucket buckets = 1;
+    repeated structure structure = 2;
+    repeated class classes = 3;
+}
-- 
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