metrics

package

v0.2.2 Latest Latest Go to latest Published: Aug 1, 2019 License: Apache-2.0 Imports: 2 Imported by: 0

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Repository

github.com/hhrutter/pdfcpu

Links

Open Source Insights

Documentation ¶

Overview ¶

Package metrics provides font metrics.

Index ¶

func CharWidth(fontName string, c int) int
func FontBoundingBox(fontName string) *types.Rectangle
func FontNames() []string
func FontSize(text, fontName string, width float64) int
func TextWidth(text, fontName string, fontSize int) float64
func UserSpaceFontBBox(fontName string, fontSize int) *types.Rectangle

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func CharWidth ¶

func CharWidth(fontName string, c int) int

CharWidth returns the character width for a char and font in glyph space units.

func FontBoundingBox ¶

func FontBoundingBox(fontName string) *types.Rectangle

FontBoundingBox returns the font bounding box for a given font as specified in the corresponding AFM file.

func FontNames ¶

func FontNames() []string

FontNames returns the list of supported font names.

func FontSize ¶

func FontSize(text, fontName string, width float64) int

FontSize returns the needed font size (aka. font scaling factor) in points for rendering a given text string using a given font name with a given user space width.

func TextWidth ¶

func TextWidth(text, fontName string, fontSize int) float64

TextWidth represents the width in user space units for a given text string, font name and font size.

func UserSpaceFontBBox ¶

func UserSpaceFontBBox(fontName string, fontSize int) *types.Rectangle

UserSpaceFontBBox returns the font box for given font name and font size in user space coordinates.

Types ¶

This section is empty.

Source Files ¶

View all Source files

metrics.go

Directories ¶

Path	Synopsis
standard Package standard provides font metrics for Adobe standard fonts.	Package standard provides font metrics for Adobe standard fonts.

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