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Diffstat (limited to 'vendor/golang.org/x/image/draw/go1_9.go')
| -rw-r--r-- | vendor/golang.org/x/image/draw/go1_9.go | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/vendor/golang.org/x/image/draw/go1_9.go b/vendor/golang.org/x/image/draw/go1_9.go deleted file mode 100644 index fc548e947..000000000 --- a/vendor/golang.org/x/image/draw/go1_9.go +++ /dev/null @@ -1,57 +0,0 @@ -// Copyright 2016 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// +build go1.9 go1.8.typealias - -package draw - -import ( - "image/draw" -) - -// We use type aliases (new in Go 1.9) for the exported names from the standard -// library's image/draw package. This is not merely syntactic sugar for -// -// type Drawer draw.Drawer -// -// as aliasing means that the types in this package, such as draw.Image and -// draw.Op, are identical to the corresponding draw.Image and draw.Op types in -// the standard library. In comparison, prior to Go 1.9, the code in go1_8.go -// defines new types that mimic the old but are different types. -// -// The package documentation, in draw.go, explicitly gives the intent of this -// package: -// -// This package is a superset of and a drop-in replacement for the -// image/draw package in the standard library. -// -// Drop-in replacement means that I can replace all of my "image/draw" imports -// with "golang.org/x/image/draw", to access additional features in this -// package, and no further changes are required. That's mostly true, but not -// completely true unless we use type aliases. -// -// Without type aliases, users might need to import both "image/draw" and -// "golang.org/x/image/draw" in order to convert from two conceptually -// equivalent but different (from the compiler's point of view) types, such as -// from one draw.Op type to another draw.Op type, to satisfy some other -// interface or function signature. - -// Drawer contains the Draw method. -type Drawer = draw.Drawer - -// Image is an image.Image with a Set method to change a single pixel. -type Image = draw.Image - -// Op is a Porter-Duff compositing operator. -type Op = draw.Op - -const ( - // Over specifies ``(src in mask) over dst''. - Over Op = draw.Over - // Src specifies ``src in mask''. - Src Op = draw.Src -) - -// Quantizer produces a palette for an image. -type Quantizer = draw.Quantizer |