CartoTypeCore::FontMetrics Class Reference

#include <cartotype_graphics_context.h>

Public Member Functions
double	BaselineOffset (TextBaseline aBaseline) const

Public Attributes
int32_t	Size = 0
int32_t	Ascent = 0
int32_t	Descent = 0
int32_t	XHeight = 0
int32_t	MaxAscent = 0
int32_t	MaxDescent = 0

Detailed Description

The metrics of a font: that is a typeface rendered using a certain instance. Metrics such as ascent are in pixels relative to the baseline, with y increasing downwards.

Member Function Documentation

BaselineOffset()

double CartoTypeCore::FontMetrics::BaselineOffset

(

TextBaseline

aBaseline

)

const

Returns the vertical offset in pixels applied to the baseline for this set of font metrics and the specified baseline type.

Member Data Documentation

Ascent

int32_t CartoTypeCore::FontMetrics::Ascent = 0

Offset of top of Latin capital H (U+0048) from baseline in pixels (normally negative)

Descent

int32_t CartoTypeCore::FontMetrics::Descent = 0

Offset of bottom of Latin lowercase p (U+0070) from baseline in pixels (normally positive)

MaxAscent

int32_t CartoTypeCore::FontMetrics::MaxAscent = 0

Maximum offset of top of any character from baseline in pixels (normally negative)

MaxDescent

int32_t CartoTypeCore::FontMetrics::MaxDescent = 0

Maximum offset of bottom of any character from baseline in pixels (normally positive)

Size

int32_t CartoTypeCore::FontMetrics::Size = 0

Design size in pixels per em.

XHeight

int32_t CartoTypeCore::FontMetrics::XHeight = 0

Offset of top of Latin lowercase x (U+0078) from baseline in pixels (normally negative)

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The documentation for this class was generated from the following file:

• cartotype_graphics_context.h