Module pixel 

Structs

CssLogicalSize

Logical size in CSS logical coordinate system

NormalizedPercentage

A normalized percentage value (0.0 = 0%, 1.0 = 100%)

PhysicalSize

Physical size (always width x height, regardless of writing mode)

PixelValue

PixelValueNoPercent

Same as PixelValue, but doesn’t allow a “%” sign

ResolutionContext

Context information needed to properly resolve CSS units (em, rem, %) to pixels.

Enums

CssPixelValueParseError

CssPixelValueParseErrorOwned

Owned version of CssPixelValueParseError.

OptionPixelValue

OptionPixelValueNoPercent

PixelValueWithAuto

PropertyContext

Specifies which property context we’re resolving for, to determine correct reference values

Constants

DEFAULT_FONT_SIZE

Default/fallback font size in pixels, used when no font-size is specified.

MEDIUM_BORDER_THICKNESS

border-width: medium = 3px (per CSS spec, default)

PT_TO_PX

Conversion factor from points to pixels (1pt = 1/72 inch, 1in = 96px, therefore 1pt = 96/72 px)

THICK_BORDER_THICKNESS

border-width: thick = 5px (per CSS spec)

THIN_BORDER_THICKNESS

border-width: thin = 1px (per CSS spec)

Functions

parse_pixel_value

parse_pixel_value_no_percent

parse_pixel_value_with_auto

Parses a pixel value, but also tries values like “auto”, “initial”, “inherit” and “none”