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Player visual indicator of button pressed #1353

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merged 1 commit into from
May 19, 2020
Merged

Player visual indicator of button pressed #1353

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29 changes: 29 additions & 0 deletions panel/models/player.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -2,12 +2,24 @@ import * as p from "@bokehjs/core/properties"
import {div} from "@bokehjs/core/dom"
import {Widget, WidgetView} from "@bokehjs/models/widgets/widget"


function press(btn_list: HTMLButtonElement[]): void {
btn_list.forEach((btn) => btn.style.borderStyle = 'inset')
}

function unpress(btn_list: HTMLButtonElement[]): void {
btn_list.forEach((btn) => btn.style.borderStyle = 'outset')
}

export class PlayerView extends WidgetView {
model: Player

protected sliderEl: HTMLInputElement
protected loop_state: HTMLFormElement
protected timer: any
protected _toggle_reverse: CallableFunction
protected _toogle_pause: CallableFunction
protected _toggle_play: CallableFunction

connect_signals(): void {
super.connect_signals()
Expand Down Expand Up @@ -99,6 +111,20 @@ export class PlayerView extends WidgetView {
faster.onclick = () => this.faster()
button_div.appendChild(faster)

// toggle
this._toggle_reverse = () => {
unpress([pause, play])
press([reverse])
}
this._toogle_pause = () => {
unpress([reverse, play])
press([pause])
}
this._toggle_play = () => {
unpress([reverse, pause])
press([play])
}

// Loop control
this.loop_state = document.createElement('form')
this.loop_state.style.cssText = "margin: 0 auto; display: table"
Expand Down Expand Up @@ -240,6 +266,7 @@ export class PlayerView extends WidgetView {
}

pause_animation(): void {
this._toogle_pause()
this.model.direction = 0;
if (this.timer) {
clearInterval(this.timer);
Expand All @@ -249,13 +276,15 @@ export class PlayerView extends WidgetView {

play_animation(): void {
this.pause_animation();
this._toggle_play()
this.model.direction = 1;
if (!this.timer)
this.timer = setInterval(() => this.anim_step_forward(), this.model.interval);
}

reverse_animation(): void {
this.pause_animation();
this._toggle_reverse()
this.model.direction = -1;
if (!this.timer)
this.timer = setInterval(() => this.anim_step_reverse(), this.model.interval);
Expand Down