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ui.js
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import { Entity, Vec4, SPRITETYPE_ANIMATED, Sprite } from "playcanvas";
import { Tween } from "./scripts/tween.js";
import { EasingType, Easing } from "./scripts/tween-config.js";
import { Button } from "./scripts/button.js";
import { Score } from "./scripts/score.js";
import { Enable } from "./scripts/enable.js";
import { Scoreboard } from "./scripts/scoreboard.js";
import { createMedal } from "./medal.js";
import { createEntity } from "./utils/entity-utils.js";
import { getAtlas } from "./texture-atlas.js";
/**
* Create the Game UI
* @returns {Entity}
*/
export const createUI = async (app) => {
const parent = app.root;
const atlas = await getAtlas(app);
const layers = [app.scene.layers.getLayerByName("Sprite").id];
// Create an array of numerical Sprites 0-9
const numbers = ['20', '21', '22', '23', '24', '25', '26', '27', '28', '29']
.map(key => new Sprite( app.graphicsDevice, { pixelsPerUnit: 100, frameKeys: [key], atlas, layers }));
const ui = createEntity('ui', { parent });
{
/**
* Create the menu screen entity
*/
const menuScreen = createEntity('Menu Screen', { parent: ui });
/**
* Create the logo entity
*/
const logo = createEntity('Logo', {
scripts: [{
class: Tween,
options: {
tweens: [
{
autoPlay: true,
path: 'localPosition',
start: new Vec4(0, 0.02),
end: new Vec4(0, -0.02),
easingFunction: Easing.Sinusoidal,
easingType: EasingType.InOut,
duration: 500,
repeat: -1,
yoyo: true
}
]
}
}],
parent: menuScreen
})
/**
* Create the Flappy Bird text entity
*/
createEntity('Flappy Bird', {
sprite: {
frameKeys: [ "4" ],
atlas,
layers,
drawOrder: 4,
autoPlayClip: "Flap",
clips: {
0: { name: "Flap", fps: 10, loop: true, }
}
},
parent: logo,
position: [-0.1, 0.35, 0]
});
/**
* Create the Bird entity
*/
createEntity('Bird', {
sprite: {
frameKeys: [ "26", "27", "28", "27" ],
atlas,
type: SPRITETYPE_ANIMATED,
layers,
drawOrder: 4,
autoPlayClip: "Flap",
clips: {
0: { name: "Flap", fps: 10, loop: true, }
}
},
parent: logo,
position: [0.525, 0.365, 0]
});
/**
* Create the Start button
*/
createEntity('Start Button', {
position: [-0.31, -0.583, 0],
sprite: {
frameKeys: [ "17" ],
atlas,
layers,
drawOrder: 4
},
scripts: [{
class: Button,
options: { displacement: 0.0039063, event: 'game:getready' }
}],
parent: menuScreen
});
/**
* Create the Score button
*/
createEntity('Score Button', {
position: [0.31, -0.583, 0],
sprite: {
frameKeys: [ "15" ],
atlas,
layers,
drawOrder: 4
},
parent: menuScreen
});
/**
* Create the Rate button
*/
createEntity('Rate Button', {
enabled: false,
position: [0.31, -0.411, 0],
sprite: {
frameKeys: [ "14" ],
atlas,
layers,
drawOrder: 4
},
parent: menuScreen
});
/**
* Create the Copyright text
*/
createEntity('Copyright', {
sprite: {
frameKeys: [ "38" ],
atlas,
layers,
drawOrder: 4
},
parent: menuScreen, position: [0, -0.84, 0]});
}
/**
* Create the Game Screen
*/
const gameScreen = new Entity('Game Screen');
gameScreen.enabled = false;
ui.addChild(gameScreen);
{
/**
* Create the Pause button
*/
createEntity('Pause Button', {
position: [-0.53, 0.84, 0],
sprite: {
frameKeys: [ "18" ],
atlas,
layers,
drawOrder: 4
},
scripts: [{
class: Button,
options: { displacement: 0.0039063, event: 'game:pause' }
}],
parent: gameScreen
});
/**
* Create the Play button
*/
createEntity('Play Button', {
enabled: false,
position: [-0.53, 0.84, 0],
sprite: {
frameKeys: [ "19" ],
atlas,
layers,
drawOrder: 4
},
scripts: [{
class: Button,
options: { displacement: 0.0039063, event: 'game:unpause' }
}],
parent: gameScreen
});
/**
* Create the Score text
*/
const display = [
createEntity('Digit 0', { sprite: { layers }, position: [-0.24, 0, 0] }),
createEntity('Digit 1', { sprite: { layers }, position: [-0.16, 0, 0] }),
createEntity('Digit 2', { sprite: { layers }, position: [-0.08, 0, 0] }),
createEntity('Digit 3', { sprite: { layers }, position: [0, 0, 0] }),
]
createEntity('Score', {
position: [0, 0.86, 0],
scripts: [{
class: Score,
options: {
name: 'score',
display,
numbers
}
}],
children: display,
parent: gameScreen
});
/**
* Create the Get Ready text
*/
createEntity('Get Ready', {
sprite: {
frameKeys: [ "6" ], atlas, layers, drawOrder: 4
},
scripts: [{
class: Tween,
options: {
tweens: [
{
autoPlay: false,
event: 'ui:fadegetready',
path: 'sprite.opacity',
start: new Vec4(1),
end: new Vec4(0),
easingFunction: Easing.Linear,
easingType: EasingType.Out,
delay: 0,
duration: 250,
repeat: 1,
repeatDelay: 0,
yoyo: true,
repeatEvent: 'disable:getready'
}
]
}
},
{
class: Enable,
options: {
enableEvent: 'game:getready',
disableEvent: 'disable:getready'
}
}],
parent: gameScreen
});
/**
* Create the Tap text
*/
createEntity('Tap', {
sprite: {
frameKeys: [ "31" ],
atlas,
layers,
drawOrder: 4
},
scripts: [
{
class: Tween,
options: {
tweens: [{
autoPlay: false,
event: 'ui:fadegetready',
path: 'sprite.opacity',
start: new Vec4(1),
end: new Vec4(0),
easingFunction: Easing.Linear,
easingType: EasingType.Out,
duration: 250,
repeat: 1,
yoyo: true,
repeatEvent: 'disable:getready'
}]
}
},
{
class: Enable,
options: {
enableEvent: 'game:getready',
disableEvent: 'disable:getready'
}
}
],
parent: gameScreen
});
}
/**
* Create the Game Over Screen
*/
const gameOverScreen = createEntity('Game Over Screen', {
parent: ui,
enabled: false
});
{
/**
* Create the Game Over text
*/
createEntity('Game Over', {
position: [0, 0.522, 0],
sprite: {
frameKeys: [ "5" ],
atlas,
layers,
drawOrder: 4
},
scripts: [{
class: Tween,
options: {
tweens: [
{
autoPlay: false,
event: 'ui:fadeingameover',
path: 'localPosition',
start: new Vec4(0, 0.5),
end: new Vec4(0, 0.42),
easingFunction: Easing.Back,
easingType: EasingType.In,
delay: 500,
duration: 300,
repeat: 0,
yoyo: false
},
{
autoPlay: false,
event: 'ui:fadeingameover',
path: 'sprite.opacity',
start: new Vec4(0),
end: new Vec4(1),
easingFunction: Easing.Back,
easingType: EasingType.In,
delay: 500,
duration: 300,
repeat: 0,
yoyo: false
}
]
}
}],
});
/**
* Create the Ok button
*/
createEntity('OK Button', {
position: [-0.31, -0.583, 0],
sprite: {
frameKeys: [ "13" ],
atlas,
layers,
drawOrder: 4
},
scripts: [{
class: Button,
options: { displacement: 0.0039063, event: 'game:menu' }
}],
parent: gameOverScreen
});
/**
* Create the Share button
*/
createEntity('Share Button', {
position: [0.31, -0.583, 0],
sprite: {
frameKeys: [ "16" ],
atlas,
layers,
drawOrder: 4
},
scripts: [{
class: Button,
options: { displacement: 0.0039063, event: 'game:share' }
}],
parent: gameOverScreen
});
/**
* Create the Scoreboard
*/
const scoreboard = createEntity('Scoreboard', {
sprite: {
frameKeys: [ "3" ],
atlas,
layers,
drawOrder: 4
},
scripts: [
Scoreboard,
{
class: Tween,
options: {
tweens: [
{
autoPlay: false,
event: 'ui:showscoreboard',
path: 'localPosition',
start: new Vec4(0, -1.7),
end: new Vec4(0, 0.02),
easingFunction: Easing.Quintic,
easingType: EasingType.Out,
delay: 1250,
duration: 500,
repeat: 0,
yoyo: false
}
]
}
}
],
parent: gameOverScreen
});
{
/**
* Create the Medal
*/
createEntity('Medal', {
enabled: false,
// sprites: true,
children: [await createMedal(app)],
parent: scoreboard
});
/**
* Create the Current Score
*/
const display = [
createEntity('Digit 0', { sprite: { layers }, position: [-0.24, 0, 0] }),
createEntity('Digit 1', { sprite: { layers }, position: [-0.16, 0, 0] }),
createEntity('Digit 2', { sprite: { layers }, position: [-0.08, 0, 0] }),
createEntity('Digit 3', { sprite: { layers }, position: [0, 0, 0] }),
]
createEntity('Current Score', {
scripts: [{
class: Score,
options: {
name: 'score',
display,
numbers
}
}],
parent: scoreboard
});
/**
* Create the New text
*/
createEntity('New', {
enabled: false,
sprite: {
frameKeys: [ "7" ],
atlas,
layers,
},
parent: scoreboard
});
/**
* Create the Best Score
*/
createEntity('Best Score', {
scripts: [{
class: Score,
options: {
name: 'score',
display,
numbers
}
}],
parent: scoreboard
});
}
}
return ui;
}