Created
July 27, 2023 11:17
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markdown with NSAttributedString for drawBot
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md = """ | |
# title | |
## sub title | |
*foo* | |
__italic foo__ | |
[our website](https://example.com). | |
~noooo~ | |
just text | |
hello world `code block` yeah | |
* a list | |
* more list | |
* oh | |
""" | |
import AppKit | |
styling = dict( | |
font="Times", | |
monospacedFont="Menlo", | |
size=12, | |
fill=(0, 0, 0, 1), | |
strikeThrough=AppKit.NSUnderlineStyleSingle | |
) | |
fontManager = AppKit.NSFontManager.sharedFontManager() | |
options = AppKit.NSAttributedStringMarkdownParsingOptions.alloc().init() | |
options.setAllowsExtendedAttributes_(True) | |
options.setInterpretedSyntax_(AppKit.NSAttributedStringMarkdownInterpretedSyntaxInlineOnlyPreservingWhitespace) | |
txt, _ = AppKit.NSAttributedString.alloc().initWithMarkdownString_options_baseURL_error_( | |
md, | |
options, | |
None, | |
None | |
) | |
def block(value, rng, stop): | |
if value == AppKit.NSInlinePresentationIntentStronglyEmphasized: | |
# __italic__ | |
fontDescriptor = AppKit.NSFontDescriptor.fontDescriptorWithName_size_(styling["font"], styling["size"]) | |
fontDescriptor = fontDescriptor.fontDescriptorWithSymbolicTraits_(AppKit.NSFontDescriptorTraitItalic) | |
font = AppKit.NSFont.fontWithDescriptor_size_(fontDescriptor, styling["size"]) | |
txt.addAttribute_value_range_(AppKit.NSFontAttributeName, font, rng) | |
elif value == AppKit.NSInlinePresentationIntentEmphasized: | |
# *bold* | |
fontDescriptor = AppKit.NSFontDescriptor.fontDescriptorWithName_size_(styling["font"], styling["size"]) | |
fontDescriptor = fontDescriptor.fontDescriptorWithSymbolicTraits_(AppKit.NSFontDescriptorTraitBold) | |
font = AppKit.NSFont.fontWithDescriptor_size_(fontDescriptor, styling["size"]) | |
txt.addAttribute_value_range_(AppKit.NSFontAttributeName, font, rng) | |
elif value == AppKit.NSInlinePresentationIntentStrikethrough: | |
# ~strikethrough~ | |
txt.addAttribute_value_range_(AppKit.NSStrikethroughStyleAttributeName, styling["strikeThrough"], rng) | |
elif value == AppKit.NSInlinePresentationIntentCode: | |
# `codeblock` | |
font = AppKit.NSFont.fontWithName_size_(styling["monospacedFont"], styling["size"]) | |
txt.addAttribute_value_range_(AppKit.NSFontAttributeName, font, rng) | |
else: | |
print("presention intent:", value) | |
defaults = { | |
AppKit.NSFontAttributeName : AppKit.NSFont.fontWithName_size_(styling["font"], styling["size"]), | |
AppKit.NSForegroundColorAttributeName : AppKit.NSColor.blackColor() | |
} | |
txt.addAttributes_range_(defaults, (0, len(txt))) | |
txt.enumerateAttribute_inRange_options_usingBlock_(AppKit.NSInlinePresentationIntentAttributeName, (0, len(txt)), 0, block) | |
f = FormattedString() | |
f.fill(1, 0, 0) | |
f += "foo bar\n" | |
f._attributedString.appendAttributedString_(txt) | |
text(f, (100, 500))#, 300, 300)) |
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