summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--WORKLOG.adoc2
-rw-r--r--data/fonts/noto-serif-bold-italic.ttfbin282600 -> 194452 bytes
-rw-r--r--data/fonts/noto-serif-bold.ttfbin314388 -> 191908 bytes
-rw-r--r--data/fonts/noto-serif-italic.ttfbin274296 -> 166312 bytes
-rw-r--r--data/fonts/noto-serif-regular.ttfbin301532 -> 190608 bytes
-rw-r--r--data/styles/epub3-css3-only.css8
-rw-r--r--data/styles/epub3.css46
-rw-r--r--scripts/optimize-noto-serif-fonts.pe211
8 files changed, 242 insertions, 25 deletions
diff --git a/WORKLOG.adoc b/WORKLOG.adoc
index 8968c88..2d608f7 100644
--- a/WORKLOG.adoc
+++ b/WORKLOG.adoc
@@ -32,6 +32,8 @@
.Fonts
* HIGH: continue optimizing subset for Noto Serif
+* HIGH: optimizing M+ 1p fonts beyond latin, toss hinting
+* document the addition of the word joiner character (U+2060), though technically we no longer need it
.Stylesheet
* HIGH: image border option (or add drop shadow to screenshots in README)
diff --git a/data/fonts/noto-serif-bold-italic.ttf b/data/fonts/noto-serif-bold-italic.ttf
index c2cceff..61eba1e 100644
--- a/data/fonts/noto-serif-bold-italic.ttf
+++ b/data/fonts/noto-serif-bold-italic.ttf
Binary files differ
diff --git a/data/fonts/noto-serif-bold.ttf b/data/fonts/noto-serif-bold.ttf
index d77d06b..a65f71b 100644
--- a/data/fonts/noto-serif-bold.ttf
+++ b/data/fonts/noto-serif-bold.ttf
Binary files differ
diff --git a/data/fonts/noto-serif-italic.ttf b/data/fonts/noto-serif-italic.ttf
index 505b5df..0841f5c 100644
--- a/data/fonts/noto-serif-italic.ttf
+++ b/data/fonts/noto-serif-italic.ttf
Binary files differ
diff --git a/data/fonts/noto-serif-regular.ttf b/data/fonts/noto-serif-regular.ttf
index 04895a9..5fae67d 100644
--- a/data/fonts/noto-serif-regular.ttf
+++ b/data/fonts/noto-serif-regular.ttf
Binary files differ
diff --git a/data/styles/epub3-css3-only.css b/data/styles/epub3-css3-only.css
index f9eae78..d72311b 100644
--- a/data/styles/epub3-css3-only.css
+++ b/data/styles/epub3-css3-only.css
@@ -28,6 +28,14 @@ body.gitden-reader a:link {
margin: 0 !important;
}
+ /* text-rendering is the only way to enable kerning in Kindle */
+ /* personally, I think Kindle overdoes kerning, but oh well */
+ h1, h2, h3, h4, h5, h6,
+ body p, li, dd, blockquote > footer,
+ th, td, figcaption, caption {
+ text-rendering: optimizeLegibility;
+ }
+
/* hack line height of subtitle using floats on Kindle */
h1.chapter-title .subtitle {
margin-top: -0.2em;
diff --git a/data/styles/epub3.css b/data/styles/epub3.css
index 0a6e77a..b243e85 100644
--- a/data/styles/epub3.css
+++ b/data/styles/epub3.css
@@ -28,11 +28,8 @@ body {
/* don't use !important on margin as it breaks calibre */
margin: 0;
font-size: 100%;
- /* NOTE putting optimizeLegibility on the body appears to slow down rendering */
- /*
+ /* NOTE putting optimizeLegibility on the body slow down rendering considerably */
text-rendering: optimizeSpeed;
- text-rendering: optimizeLegibility;
- */
-webkit-font-smoothing: antialiased; /* appears to be the default */
}
@@ -113,9 +110,6 @@ kbd {
.menuseq .caret {
/*
- text-rendering: optimizeLegibility;
- */
- /*
font-family: "FontAwesome";
font-size: 0.7em;
line-height: 1;
@@ -132,9 +126,6 @@ kbd {
.menuseq .caret::before {
font-family: "FontAwesome";
- /*
- text-rendering: optimizeLegibility;
- */
content: "\f054";
font-size: 0.6em;
vertical-align: 0.15em;
@@ -207,7 +198,8 @@ td, th {
body a:link {
color: #333332;
- -webkit-text-fill-color: #333332; /* hack for font color in iBooks */
+ /* hack for font color in iBooks */
+ -webkit-text-fill-color: #333332;
/* Kindle requires the !important on text-decoration */
/* In night mode, the only indicator of a link is the underline, so we need it or a background image */
text-decoration: none !important;
@@ -228,7 +220,8 @@ body:first-of-type a:link {
body a:visited {
color: #666665;
- -webkit-text-fill-color: #666665; /* hack for font color in iBooks */
+ /* hack for font color in iBooks */
+ -webkit-text-fill-color: #666665;
}
code.literal {
@@ -247,6 +240,10 @@ h1, h2, h3, h4, h5, h6 {
text-align: left;
color: #333332;
letter-spacing: -0.01em;
+ /* disable hyphenation, such as in iBooks */
+ -webkit-hyphens: none;
+ /* force super-long words to break */
+ word-break: break-word;
/* NOTE: Kindle doesn't allow the line-height to be less than the font size (refer to heading font sizes) */
line-height: 1.4; /* or 1.2125 */
@@ -271,6 +268,8 @@ body p {
color: #333332;
line-height: 1.6;
text-align: justify;
+ /* Signal to iBooks that hypens are okay here */
+ -webkit-hyphens: auto;
widows: 2;
orphans: 2;
@@ -296,18 +295,19 @@ code, kbd, pre {
}
h1, h2, h3, h4, h5, h6,
-p, span.principal, th, td,
-figcaption, caption, blockquote > footer {
- text-rendering: optimizeLegibility;
+body p, li, dd, blockquote > footer,
+th, td, figcaption, caption {
+ /* forward-compatible CSS to enable kerning and ligatures */
+ -webkit-font-feature-settings: "kern", "liga", "dlig";
+ font-feature-settings: "kern", "liga", "dlig";
+ font-kerning: normal;
+ /* => see Kindle hack in epub3-css3-only.css for parallel settings */
}
p.last::after {
color: #57AD68;
display: inline-block;
font-family: "FontAwesome";
- /*
- text-rendering: optimizeLegibility;
- */
font-size: 1em;
content: "\f121"; /* </> */
margin-left: 0.25em;
@@ -680,7 +680,9 @@ div.abstract > p {
}
div.abstract > p a:link {
- color: #666665 !important;
+ color: #666665;
+ /* hack for font color in iBooks */
+ -webkit-text-fill-color: #666665;
}
div.abstract > p:first-child::first-line {
@@ -876,9 +878,6 @@ blockquote > p:first-of-type::before {
/* using serif quote from entypo */
font-family: "FontIcons";
- /*
- text-rendering: optimizeLegibility;
- */
/*content: "\f10e";*/ /* quote-right from Entypo */
/*
@@ -1020,9 +1019,6 @@ aside.important {
aside.admonition::before {
display: block;
font-family: "FontAwesome";
- /*
- text-rendering: optimizeLegibility;
- */
font-size: 2em;
line-height: 1em;
width: 1em;
diff --git a/scripts/optimize-noto-serif-fonts.pe b/scripts/optimize-noto-serif-fonts.pe
new file mode 100644
index 0000000..557b96f
--- /dev/null
+++ b/scripts/optimize-noto-serif-fonts.pe
@@ -0,0 +1,211 @@
+# Run using:
+# $ fontforge -script optimize-noto-serif-fonts.pe
+# Run against fonts from https://code.google.com/p/noto/source/browse/#svn%2Ftrunk%2Ffonts%2Findividual%2Funhinted
+# IMPORTANT: Must generate Apple format (0x10) or include old-fashioned 'kern' table for kerning to work in Prawn
+# generate flags (additive):
+# * 0x00 - OpenType
+# * 0x10 - Apple
+# * 0x80 - OpenType and Apple
+# * 0x90 - Neither OpenType or Apple
+# * 0x800 - Generate old-style 'kern' table
+# * 0x08 - exclude TrueType instructions
+# NotoSerif Regular
+Open("NotoSerif-Regular.ttf")
+SelectAll()
+ClearInstrs()
+#Simplify()
+#RoundToInt()
+SelectNone()
+# Basic Latin
+SelectMore(0u0020,0u007e)
+# Latin-1 Supplement
+SelectMore(0u00a0,0u00ff)
+# Mathematical Operators
+SelectMore(0u2200,0u22ff)
+# General Punctuation (most)
+SelectMore(0u2000,0u203a)
+# Trademark sign
+SelectMore(0u2122)
+# Geometric Shapes
+SelectMore(0u25a0,0u25ff)
+# Latin Extended-A, Latin Extended-B
+SelectMore(0u0100,0u024f)
+# IPA Extensions
+#SelectMore(0u0250,0u02af)
+# Upside-down e
+SelectMore(0u0259)
+# Spacing Modifier Letters
+SelectMore(0u02b0,0u02ff)
+# Greek
+SelectMore(0u0370,0u03ff)
+# Greek Extended
+#SelectMore(0u1f00,0u1fff)
+# Cyrillic
+SelectMore(0u0400,0u04ff)
+# Cyrillic Supplement
+#SelectMore(0u0500,0u052f)
+# Latin Extended Additional
+SelectMore(0u1e00,0u1eff)
+# Currency Symbols
+SelectMore(0u20a0,0u20d0)
+# Latin Ligatures
+#SelectMore(0ufb00,0ufb06)
+# BOM
+SelectMore(0ufeff)
+# Non-marking return
+SelectMore(0u000d)
+SelectInvert()
+Clear()
+SelectNone()
+Generate("noto-serif-regular.ttf", "", 0x08)
+Close()
+# NotoSerif Bold
+Open("NotoSerif-Bold.ttf")
+SelectAll()
+ClearInstrs()
+#Simplify()
+#RoundToInt()
+SelectNone()
+# Basic Latin
+SelectMore(0u0020,0u007e)
+# Latin-1 Supplement
+SelectMore(0u00a0,0u00ff)
+# Mathematical Operators
+SelectMore(0u2200,0u22ff)
+# General Punctuation (most)
+SelectMore(0u2000,0u203a)
+# Trademark sign
+SelectMore(0u2122)
+# Geometric Shapes
+SelectMore(0u25a0,0u25ff)
+# Latin Extended-A, Latin Extended-B
+SelectMore(0u0100,0u024f)
+# IPA Extensions
+#SelectMore(0u0250,0u02af)
+# Upside-down e
+SelectMore(0u0259)
+# Spacing Modifier Letters
+SelectMore(0u02b0,0u02ff)
+# Greek
+SelectMore(0u0370,0u03ff)
+# Greek Extended
+#SelectMore(0u1f00,0u1fff)
+# Cyrillic
+SelectMore(0u0400,0u04ff)
+# Cyrillic Supplement
+#SelectMore(0u0500,0u052f)
+# Latin Extended Additional
+SelectMore(0u1e00,0u1eff)
+# Currency Symbols
+SelectMore(0u20a0,0u20d0)
+# Latin Ligatures
+#SelectMore(0ufb00,0ufb06)
+# BOM
+SelectMore(0ufeff)
+# Non-marking return
+SelectMore(0u000d)
+SelectInvert()
+Clear()
+SelectNone()
+Generate("noto-serif-bold.ttf", "", 0x08)
+Close()
+# NotoSerif Italic
+Open("NotoSerif-Italic.ttf")
+SelectAll()
+ClearInstrs()
+#Simplify()
+#RoundToInt()
+SelectNone()
+# Basic Latin
+SelectMore(0u0020,0u007e)
+# Latin-1 Supplement
+SelectMore(0u00a0,0u00ff)
+# Mathematical Operators
+SelectMore(0u2200,0u22ff)
+# General Punctuation (most)
+SelectMore(0u2000,0u203a)
+# Trademark sign
+SelectMore(0u2122)
+# Geometric Shapes
+SelectMore(0u25a0,0u25ff)
+# Latin Extended-A, Latin Extended-B
+SelectMore(0u0100,0u024f)
+# IPA Extensions
+#SelectMore(0u0250,0u02af)
+# Upside-down e
+SelectMore(0u0259)
+# Spacing Modifier Letters
+SelectMore(0u02b0,0u02ff)
+# Greek
+SelectMore(0u0370,0u03ff)
+# Greek Extended
+#SelectMore(0u1f00,0u1fff)
+# Cyrillic
+SelectMore(0u0400,0u04ff)
+# Cyrillic Supplement
+#SelectMore(0u0500,0u052f)
+# Latin Extended Additional
+SelectMore(0u1e00,0u1eff)
+# Currency Symbols
+SelectMore(0u20a0,0u20d0)
+# Latin Ligatures
+#SelectMore(0ufb00,0ufb06)
+# BOM
+SelectMore(0ufeff)
+# Non-marking return
+SelectMore(0u000d)
+SelectInvert()
+Clear()
+SelectNone()
+Generate("noto-serif-italic.ttf", "", 0x08)
+Close()
+# NotoSerif Bold Italic
+Open("NotoSerif-BoldItalic.ttf")
+SelectAll()
+ClearInstrs()
+#Simplify()
+#RoundToInt()
+SelectNone()
+# Basic Latin
+SelectMore(0u0020,0u007e)
+# Latin-1 Supplement
+SelectMore(0u00a0,0u00ff)
+# Mathematical Operators
+SelectMore(0u2200,0u22ff)
+# General Punctuation (most)
+SelectMore(0u2000,0u203a)
+# Trademark sign
+SelectMore(0u2122)
+# Geometric Shapes
+SelectMore(0u25a0,0u25ff)
+# Latin Extended-A, Latin Extended-B
+SelectMore(0u0100,0u024f)
+# IPA Extensions
+#SelectMore(0u0250,0u02af)
+# Upside-down e
+SelectMore(0u0259)
+# Spacing Modifier Letters
+SelectMore(0u02b0,0u02ff)
+# Greek
+SelectMore(0u0370,0u03ff)
+# Greek Extended
+#SelectMore(0u1f00,0u1fff)
+# Cyrillic
+SelectMore(0u0400,0u04ff)
+# Cyrillic Supplement
+#SelectMore(0u0500,0u052f)
+# Latin Extended Additional
+SelectMore(0u1e00,0u1eff)
+# Currency Symbols
+SelectMore(0u20a0,0u20d0)
+# Latin Ligatures
+#SelectMore(0ufb00,0ufb06)
+# BOM
+SelectMore(0ufeff)
+# Non-marking return
+SelectMore(0u000d)
+SelectInvert()
+Clear()
+SelectNone()
+Generate("noto-serif-bold-italic.ttf", "", 0x08)
+Close()
generated by cgit v1.2.3 (git 2.25.1) at 2026-03-15 06:08:18 +0000