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sizemetrics.go
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package freetype
/*
#cgo pkg-config: freetype2
#include <ft2build.h>
#include FT_FREETYPE_H
*/
import "C"
type SizeMetrics struct {
handle C.FT_Size_Metrics
}
// horizontal pixels per EM
func (size *SizeMetrics) XPpem() int64 {
return int64(size.handle.x_ppem)
}
// vertical pixels per EM
func (size *SizeMetrics) YPpem() int64 {
return int64(size.handle.y_ppem)
}
// scaling values used to convert font
func (size *SizeMetrics) XScale() int64 {
return int64(size.handle.x_scale)
}
// units to 26.6 fractional pixels
func (size *SizeMetrics) YScale() int64 {
return int64(size.handle.y_scale)
}
// ascender in 26.6 frac. pixels
func (size *SizeMetrics) Ascender() int64 {
return int64(size.handle.ascender)
}
// descender in 26.6 frac. pixels
func (size *SizeMetrics) Descender() int64 {
return int64(size.handle.descender)
}
// text height in 26.6 frac. pixels
func (size *SizeMetrics) Height() int64 {
return int64(size.handle.height)
}
// max horizontal advance, in 26.6 pixels
func (size *SizeMetrics) MaxAdvance() int64 {
return int64(size.handle.max_advance)
}