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Diffstat (limited to 'examples/go-dashboard/src/github.com/mum4k/termdash/cell/cell.go')
-rw-r--r-- | examples/go-dashboard/src/github.com/mum4k/termdash/cell/cell.go | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/examples/go-dashboard/src/github.com/mum4k/termdash/cell/cell.go b/examples/go-dashboard/src/github.com/mum4k/termdash/cell/cell.go new file mode 100644 index 000000000..c3eb6df24 --- /dev/null +++ b/examples/go-dashboard/src/github.com/mum4k/termdash/cell/cell.go @@ -0,0 +1,64 @@ +// Copyright 2018 Google Inc. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +// Package cell implements cell options and attributes. +package cell + +// Option is used to provide options for cells on a 2-D terminal. +type Option interface { + // Set sets the provided option. + Set(*Options) +} + +// Options stores the provided options. +type Options struct { + FgColor Color + BgColor Color +} + +// Set allows existing options to be passed as an option. +func (o *Options) Set(other *Options) { + *other = *o +} + +// NewOptions returns a new Options instance after applying the provided options. +func NewOptions(opts ...Option) *Options { + o := &Options{} + for _, opt := range opts { + opt.Set(o) + } + return o +} + +// option implements Option. +type option func(*Options) + +// Set implements Option.set. +func (co option) Set(opts *Options) { + co(opts) +} + +// FgColor sets the foreground color of the cell. +func FgColor(color Color) Option { + return option(func(co *Options) { + co.FgColor = color + }) +} + +// BgColor sets the background color of the cell. +func BgColor(color Color) Option { + return option(func(co *Options) { + co.BgColor = color + }) +} |