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optimizer-component.go
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/
optimizer-component.go
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// Copyright (C) 2021 David Vogel
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package main
import (
"github.com/vugu/vugu"
)
type OptimizerComponent struct {
AttrMap vugu.AttrMap
OptimizerState *OptimizerState
fontAwesomeClass string
}
func (c *OptimizerComponent) Compute(ctx vugu.ComputeCtx) {
if c.OptimizerState.Running() {
// Step through hourglass icons to show optimizer is running.
switch c.fontAwesomeClass {
case "fas fa-hourglass-start":
c.fontAwesomeClass = "fas fa-hourglass-half"
case "fas fa-hourglass-half":
c.fontAwesomeClass = "fas fa-hourglass-end"
default:
c.fontAwesomeClass = "fas fa-hourglass-start"
}
} else {
c.fontAwesomeClass = "fas fa-sync"
}
}
func (c *OptimizerComponent) handleClick(event vugu.DOMEvent) {
if c.OptimizerState.Running() { // Side not: This is not perfectly race condition free, but it doesn't matter here.
c.OptimizerState.Stop()
} else {
c.OptimizerState.Start(event)
}
}