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restorable: Add NewImage

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This commit is contained in:
Hajime Hoshi 2016-09-03 22:24:37 +09:00
parent 9c079917f1
commit 438afdac5b
2 changed files with 22 additions and 15 deletions
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5
imageimpl.go
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@ -34,7 +34,7 @@ type imageImpl struct {
width int
height int
filter Filter
restorable restorable.Image
restorable *restorable.Image
volatile bool
screen bool
m sync.Mutex
@ -50,6 +50,7 @@ func newImageImpl(width, height int, filter Filter, volatile bool) (*imageImpl,
width: width,
height: height,
filter: filter,
restorable: restorable.NewImage(),
volatile: volatile,
}
runtime.SetFinalizer(i, (*imageImpl).Dispose)
@ -83,6 +84,7 @@ func newImageImplFromImage(source image.Image, filter Filter) (*imageImpl, error
width: w,
height: h,
filter: filter,
restorable: restorable.NewImage(),
}
i.restorable.ReplacePixels(p)
runtime.SetFinalizer(i, (*imageImpl).Dispose)
@ -98,6 +100,7 @@ func newScreenImageImpl(width, height int) (*imageImpl, error) {
image: img,
width: width,
height: height,
restorable: restorable.NewImage(),
volatile: true,
screen: true,
}

4
internal/restorable/image.go
View File

@ -40,6 +40,10 @@ type Image struct {
stale bool
}
func NewImage() *Image {
return &Image{}
}
func (p *Image) IsStale() bool {
return p.stale
}