diff options
Diffstat (limited to 'examples/imageviewer/splits.go')
| -rw-r--r-- | examples/imageviewer/splits.go | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/examples/imageviewer/splits.go b/examples/imageviewer/splits.go index f9daf2e..93a91be 100644 --- a/examples/imageviewer/splits.go +++ b/examples/imageviewer/splits.go @@ -8,12 +8,16 @@ import ( ) type envPair struct { + env gui.Env events <-chan gui.Event draw chan<- func(draw.Image) image.Rectangle + impose chan<- gui.Constraint } func (ep *envPair) Events() <-chan gui.Event { return ep.events } func (ep *envPair) Draw() chan<- func(draw.Image) image.Rectangle { return ep.draw } +func (ep *envPair) Impose() chan<- gui.Constraint { return ep.impose } +func (ep *envPair) Close() { ep.env.Close() } func FixedLeft(env gui.Env, maxX int) gui.Env { out, in := gui.MakeEventsChan() @@ -30,7 +34,7 @@ func FixedLeft(env gui.Env, maxX int) gui.Env { close(in) }() - return &envPair{out, env.Draw()} + return &envPair{env, out, env.Draw(), env.Impose()} } func FixedRight(env gui.Env, minX int) gui.Env { @@ -48,7 +52,7 @@ func FixedRight(env gui.Env, minX int) gui.Env { close(in) }() - return &envPair{out, env.Draw()} + return &envPair{env, out, env.Draw(), env.Impose()} } func FixedTop(env gui.Env, maxY int) gui.Env { @@ -66,7 +70,7 @@ func FixedTop(env gui.Env, maxY int) gui.Env { close(in) }() - return &envPair{out, env.Draw()} + return &envPair{env, out, env.Draw(), env.Impose()} } func FixedBottom(env gui.Env, minY int) gui.Env { @@ -84,7 +88,7 @@ func FixedBottom(env gui.Env, minY int) gui.Env { close(in) }() - return &envPair{out, env.Draw()} + return &envPair{env, out, env.Draw(), env.Impose()} } func EvenHorizontal(env gui.Env, minI, maxI, n int) gui.Env { @@ -103,5 +107,5 @@ func EvenHorizontal(env gui.Env, minI, maxI, n int) gui.Env { close(in) }() - return &envPair{out, env.Draw()} + return &envPair{env, out, env.Draw(), env.Impose()} } |