svg: Add Power Symbols

Adds the Unicode 9.0 Power Symbol glyphs. They aren't emoji, but
should be supported anyway.

Details: http://unicodepowersymbol.com/

LICENSE.md

@@ -1,7 +1,8 @@
 # Licenses
 
-* Copyright 2016 Brad Erickson CC-BY-4.0
+* Copyright 2016 Brad Erickson CC-BY-4.0/MIT
 * Copyright 2015 Ranks.com Inc. CC-BY-4.0
+* Copyright 2013 Joe Loughry and Terence Eden MIT
 
 ## Artwork
 * Applies to SVG files and TTF font files
@@ -24,3 +25,11 @@ color glyphs. Files are stored in `assets/emojione-svg`.
 
 Please review the specific attribution requirements for commercial use of
 EmojiOne graphics: http://emojione.com/licensing/
+
+## Power Symbol License
+The SVG files from the [Unicode Power Symbol](http://unicodepowersymbol.com/)
+project have been modified to create B&W Power Symbol glyphs. Files are stored
+in `assets/svg-bw`.
+
+* Source: https://github.com/jloughry/Unicode
+* Art License: MIT

Makefile

@@ -17,18 +17,21 @@ OSX_PACKAGE := build/$(FONT_PREFIX)-OSX-$(VERSION)
 LINUX_PACKAGE := $(FONT_PREFIX)-Linux-$(VERSION)
 DEB_PACKAGE := fonts-emojione-svginot
 
-# There are two SVG source directories to keep the emojione assets separate.
+# There are two SVG source directories to keep the emojione assets separate
+# from the additions
 SVG_EMOJIONE := assets/emojione-svg
-SVG_MORE := assets/svg
+SVG_EXTRA := assets/svg
+# B&W only glyphs which will not be processed.
+SVG_EXTRA_BW := assets/svg-bw
 
 # Create the lists of traced and color SVGs
-SVG_FILES := $(wildcard $(SVG_EMOJIONE)/*.svg) $(wildcard $(SVG_MORE)/*.svg)
+SVG_FILES := $(wildcard $(SVG_EMOJIONE)/*.svg) $(wildcard $(SVG_EXTRA)/*.svg)
 SVG_STAGE_FILES := $(patsubst $(SVG_EMOJIONE)/%.svg, build/stage/%.svg, $(SVG_FILES))
-SVG_STAGE_FILES := $(patsubst $(SVG_MORE)/%.svg, build/stage/%.svg, $(SVG_STAGE_FILES))
-SVG_TRACE_FILES := $(patsubst build/stage/%.svg, build/svg-trace/%.svg, $(SVG_STAGE_FILES))
+SVG_STAGE_FILES := $(patsubst $(SVG_EXTRA)/%.svg, build/stage/%.svg, $(SVG_STAGE_FILES))
+SVG_BW_FILES := $(patsubst build/stage/%.svg, build/svg-bw/%.svg, $(SVG_STAGE_FILES))
 SVG_COLOR_FILES := $(patsubst build/stage/%.svg, build/svg-color/%.svg, $(SVG_STAGE_FILES))
 
-.PHONY: all package regular-package linux-package osx-package clean
+.PHONY: all package regular-package linux-package osx-package copy-extra clean
 
 all: $(REGULAR_FONT) $(OSX_FONT)
 
@@ -71,19 +74,22 @@ osx-package: $(OSX_FONT)
 	7z a -tzip -mx=9 $(OSX_PACKAGE).zip ./$(OSX_PACKAGE)
 
 # Build both versions of the fonts
-$(REGULAR_FONT): $(SVG_TRACE_FILES) $(SVG_COLOR_FILES)
+$(REGULAR_FONT): $(SVG_BW_FILES) $(SVG_COLOR_FILES) copy-extra
 	$(SCFBUILD) -c scfbuild.yml -o $(REGULAR_FONT) --font-version="$(VERSION)"
 
-$(OSX_FONT): $(SVG_TRACE_FILES) $(SVG_COLOR_FILES)
+$(OSX_FONT): $(SVG_BW_FILES) $(SVG_COLOR_FILES) copy-extra
 	$(SCFBUILD) -c scfbuild-osx.yml -o $(OSX_FONT) --font-version="$(VERSION)"
 
+copy-extra: build/svg-bw
+	cp $(SVG_EXTRA_BW)/* build/svg-bw/
+
 # Create black SVG traces of the color SVGs to use as glyphs.
 # 1. Make the EmojiOne SVG into a PNG with Inkscape
 # 2. Make the PNG into a BMP with ImageMagick and add margin by increasing the
 #    canvas size to allow the outer "stroke" to fit.
 # 3. Make the BMP into a Edge Detected PGM with mkbitmap
 # 4. Make the PGM into a black SVG trace with potrace
-build/svg-trace/%.svg: build/staging/%.svg | build/svg-trace
+build/svg-bw/%.svg: build/staging/%.svg | build/svg-bw
 	inkscape -w 1000 -h 1000 -z -e $(TMP)/$(*F).png $<
 	convert $(TMP)/$(*F).png -gravity center -extent 1066x1066 $(TMP)/$(*F).bmp
 	rm $(TMP)/$(*F).png
@@ -100,7 +106,7 @@ build/svg-color/%.svg: build/staging/%.svg | build/svg-color
 build/staging/%.svg: $(SVG_EMOJIONE)/%.svg | build/staging
 	cp $< $@
 
-build/staging/%.svg: $(SVG_MORE)/%.svg | build/staging
+build/staging/%.svg: $(SVG_EXTRA)/%.svg | build/staging
 	cp $< $@
 
 # Create the build directories
@@ -110,8 +116,8 @@ build:
 build/staging: | build
 	mkdir build/staging
 
-build/svg-trace: | build
-	mkdir build/svg-trace
+build/svg-bw: | build
+	mkdir build/svg-bw
 
 build/svg-color: | build
 	mkdir build/svg-color

assets/svg-bw/README.md

@@ -0,0 +1,9 @@
+## Additional B&W SVG files
+
+SVG files needed to add Unicode Power Symbols: ⏻, ⏼, ⭘,⏽, ⏾
+
+Source: http://unicodepowersymbol.com/
+
+Note: These have been translated (0,-150) verses the source to account for the
+overall (0,150) applied to the rest of the glypsh in this font. Do not use them
+for other purposes without adjustment.

scfbuild-osx.yml

@@ -1,7 +1,7 @@
 # SCFBuild configuration file for EmojiOne Color SVGinOT (OSX ONLY)
 output_file: build/EmojiOneColor-SVGinOT-OSX.ttf
 verbose: False
-glyph_svg_dir: build/svg-trace
+glyph_svg_dir: build/svg-bw
 color_svg_dir: build/svg-color
 # Translate the SVGs on import into glyphs.
 # y+150 for correct emoji-only vertical alignment.

scfbuild.yml

@@ -1,7 +1,7 @@
 # SCFBuild configuration file for EmojiOne Color SVGinOT
 output_file: build/EmojiOneColor-SVGinOT.ttf
 verbose: False
-glyph_svg_dir: build/svg-trace
+glyph_svg_dir: build/svg-bw
 color_svg_dir: build/svg-color
 # Translate the SVGs on import into glyphs.
 # y+150 for correct emoji-only vertical alignment.