From 4dc4c3464cf73c94905af50f624b049ce45ff864 Mon Sep 17 00:00:00 2001
From: Maxr1998 <max.rumpf1998@gmail.com>
Date: Fri, 31 Jan 2020 15:41:28 +0100
Subject: [PATCH 1/2] Add Dockerfile for building within a container

---
 .dockerignore |  5 +++++
 Dockerfile    | 17 +++++++++++++++++
 2 files changed, 22 insertions(+)
 create mode 100644 .dockerignore
 create mode 100644 Dockerfile

diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 000000000..a1571bb83
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,5 @@
+add_emoji_gsub.pyc
+build
+waveflag
+
+.git/
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 000000000..799a420bd
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,17 @@
+FROM python:buster
+RUN apt update && apt install -y \
+    git \
+    zopfli \
+    libcairo2-dev
+
+# Install nototools
+RUN git clone https://github.com/googlefonts/nototools.git /nototools
+WORKDIR /nototools
+RUN pip install -r requirements.txt
+RUN pip install -e .
+
+ADD . /blobmoji
+WORKDIR /blobmoji
+
+# Build blobmoji font
+CMD make -j $(nproc)

From 49deee8ba43fedf146b8f9ded0b4f863446c203e Mon Sep 17 00:00:00 2001
From: Maxr1998 <max.rumpf1998@gmail.com>
Date: Sat, 1 Feb 2020 12:00:53 +0100
Subject: [PATCH 2/2] Tweak Dockerfile and add instructions on how to use it

---
 Dockerfile | 5 ++++-
 README.md  | 5 +++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index 799a420bd..03d9f501b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,8 +10,11 @@ WORKDIR /nototools
 RUN pip install -r requirements.txt
 RUN pip install -e .
 
+# Create output dir
+RUN mkdir /output
+
 ADD . /blobmoji
 WORKDIR /blobmoji
 
 # Build blobmoji font
-CMD make -j $(nproc)
+CMD make -j $(nproc) && cp NotoColorEmoji.ttf /output/
diff --git a/README.md b/README.md
index 03b547a4f..10c155e35 100644
--- a/README.md
+++ b/README.md
@@ -38,6 +38,11 @@ especially if you are using zopflipng for compression.  Intermediate products
 (compressed image files, for example) will be put into a build subdirectory; the
 font will be at the top level.
 
+## Docker build
+
+Alternatively, you can also build the font within Docker through the provided Dockerfile.
+Just run `docker build . -t blobmoji && docker run --rm -it -v "$PWD/output:/output" blobmoji`. The resulting font will reside in the 'output' folder in your current working directory.
+
 ## Using NotoColorEmoji
 
 NotoColorEmoji uses the CBDT/CBLC color font format, which is supported by Android