goma

package module

v1.0.0 Latest Latest Go to latest Published: Sep 10, 2020 License: MIT Imports: 12 Imported by: 2

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
Learn more about best practices

Repository

github.com/sinmetal/goma

Links

Open Source Insights

README ¶

goma

App Engine Standardで動く適当なimage library

Documentation ¶

Index ¶

Constants
func ComposeCMYK(width int, height int, requests []*ComposeImageRequest) image.Image
func ComposeRGBA(width int, height int, requests []*ComposeImageRequest) image.Image
func LoadFont(path string, size float64) (font.Face, error)
func Open(path string) (image.Image, error)
func Resize(src image.Image, width, height int) *image.NRGBA
func ResizeToFitLongSide(src image.Image, size int) *image.NRGBA
func Write(w io.Writer, img image.Image, ft FormatType) error
type ComposeImageRequest
type FormatType
- func (ft FormatType) ImagingFormat() imaging.Format
type GomaType
type StorageService
- func NewStorageService(ctx context.Context, gcs *storage.Client) *StorageService
- func (s *StorageService) AddObjectACL(ctx context.Context, bucket string, object string, entity storage.ACLEntity, ...) error
- func (s *StorageService) Read(ctx context.Context, bucket string, object string) (image.Image, *GomaType, error)
- func (s *StorageService) Write(ctx context.Context, img image.Image, ft FormatType, bucket string, ...) (rerr error)
type TextService
- func NewTextService(ctx context.Context, baseFont font.Face, emojiFont font.Face) *TextService
- func (s *TextService) Draw(dst draw.Image, spacing float64, width fixed.Int26_6, fg image.Image, ...)
type WithStorageWriteOption
- func WithMaxAge(age int) WithStorageWriteOption

Constants ¶

View Source

const (
	Default = iota
	PNG
	JPEG
)

Variables ¶

This section is empty.

Functions ¶

func ComposeCMYK ¶

func ComposeCMYK(width int, height int, requests []*ComposeImageRequest) image.Image

func ComposeRGBA ¶

func ComposeRGBA(width int, height int, requests []*ComposeImageRequest) image.Image

func LoadFont ¶

func LoadFont(path string, size float64) (font.Face, error)

func Open ¶

func Open(path string) (image.Image, error)

func Resize ¶

func Resize(src image.Image, width, height int) *image.NRGBA

Resize is 画像をリサイズを行う ex. width:500, height:0 アスペクト比を保ったまま、width:500でリサイズする

func ResizeToFitLongSide ¶

func ResizeToFitLongSide(src image.Image, size int) *image.NRGBA

ResizeToFitLongSide is 長辺が指定したサイズになるようにアスペクト比を維持してリサイズする

func Write ¶

func Write(w io.Writer, img image.Image, ft FormatType) error

Types ¶

type ComposeImageRequest ¶

type ComposeImageRequest struct {
	// contains filtered or unexported fields
}

type FormatType ¶

type FormatType int

func (FormatType) ImagingFormat ¶

func (ft FormatType) ImagingFormat() imaging.Format

type GomaType ¶

type GomaType struct {
	FormatType  FormatType
	ContentType string
}

type StorageService ¶

type StorageService struct {
	// contains filtered or unexported fields
}

func NewStorageService ¶

func NewStorageService(ctx context.Context, gcs *storage.Client) *StorageService

func (*StorageService) AddObjectACL ¶

func (s *StorageService) AddObjectACL(ctx context.Context, bucket string, object string, entity storage.ACLEntity, role storage.ACLRole) error

func (*StorageService) Read ¶

func (s *StorageService) Read(ctx context.Context, bucket string, object string) (image.Image, *GomaType, error)

func (*StorageService) Write ¶

func (s *StorageService) Write(ctx context.Context, img image.Image, ft FormatType, bucket string, object string, ops ...WithStorageWriteOption) (rerr error)

type TextService ¶

type TextService struct {
	BaseFont  font.Face
	EmojiFont font.Face // カラー絵文字には対応してないので、今のところ使ってない https://github.com/tenntenn/nigari/issues/1
}

func NewTextService ¶

func NewTextService(ctx context.Context, baseFont font.Face, emojiFont font.Face) *TextService

func (*TextService) Draw ¶

func (s *TextService) Draw(dst draw.Image, spacing float64, width fixed.Int26_6, fg image.Image, text string, x int, y int)

type WithStorageWriteOption ¶

type WithStorageWriteOption func(ctx context.Context, oh *storage.ObjectHandle, w *storage.Writer) error

func WithMaxAge ¶

func WithMaxAge(age int) WithStorageWriteOption

Source Files ¶

View all Source files

?	: This menu
/	: Search site
f or F	: Jump to
y or Y	: Canonical URL