avocado-old/packages/graphics/container.js
2019-10-27 13:34:44 -05:00

171 lines
3.9 KiB
JavaScript

import {Container as PIXIContainer} from '@pixi/display';
import {AdvancedBloomFilter} from '@pixi/filter-advanced-bloom';
import {ColorMatrixFilter} from '@pixi/filter-color-matrix';
import {Renderable} from './renderable';
export class Container extends Renderable {
constructor() {
super();
this._children = [];
this._childrenIndexes = new Map();
this.container = new PIXIContainer();
}
addChild(child) {
child.parent = this;
this.isDirty = true;
const index = this._children.push(child) - 1;
this._childrenIndexes.set(child, index);
this.container.addChild(child.internal);
}
get children() {
return this._children;
}
desaturate() {
let filter = new ColorMatrixFilter();
filter.desaturate();
this.container.filters = [filter];
}
destroy() {
this.container.filters = [];
this.children.forEach((child) => {
this.removeChild(child);
child.destroy();
});
super.destroy();
}
get internal() {
return this.container;
}
night(intensity = 1) {
let filter;
const {filters} = this.container;
if (
filters
&& filters.length > 0
&& filters[0] instanceof ColorMatrixFilter
) {
filter = filters[0];
}
else {
filter = new ColorMatrixFilter();
}
const nightness = 0.1;
const double = nightness * 2;
const half = nightness / 2;
const redDown = 1 - (intensity * (1 + double));
const blueUp = 1 - (intensity * (1 - half));
const scale = intensity * nightness;
const matrix = [
redDown , -scale , 0 , 0, 0,
-scale , (1 - intensity), scale , 0, 0,
0 , scale , blueUp , 0, 0,
0 , 0 , 0 , 1, 0,
];
filter._loadMatrix(matrix);
this.container.filters = [filter];
}
paused(intensity = 1) {
let filter = new ColorMatrixFilter();
filter.sepia();
filter.brightness(1 - intensity, true);
this.container.filters = [filter];
}
removeAllFilters() {
this.container.filters = [];
}
_removeChild(child) {
const index = this._children.indexOf(child);
if (-1 === index) {
return;
}
this._children.splice(index, 1);
this.container.removeChild(child.internal);
}
removeChild(child) {
this._removeChild(child);
this._resetChildrenIndexes();
}
removeAllChildren() {
for (const child of this._children) {
this._removeChild(child);
}
this._childrenIndexes = new Map();
}
renderTick(elapsed) {
for (let i = 0; i < this._children.length; i++) {
const child = this._children[i];
if (child instanceof Container) {
child.renderTick(elapsed);
}
}
let needsSort = false;
let currentZ = -Infinity;
for (let i = 0; i < this._children.length; i++) {
const child = this._children[i];
if (currentZ > child.zIndex) {
needsSort = true;
break;
}
currentZ = child.zIndex;
}
if (!needsSort) {
return;
}
this._children.sort((l, r) => {
if (l.zIndex !== r.zIndex) {
return l.zIndex - r.zIndex;
}
const lIndex = this._childrenIndexes.get(l);
const rIndex = this._childrenIndexes.get(r);
return lIndex - rIndex;
});
this.container.children = this._children.map((child) => {
return child.internal;
});
this._resetChildrenIndexes();
}
_resetChildrenIndexes() {
this._childrenIndexes = new Map();
for (const i in this._children) {
const child = this._children[i];
this._childrenIndexes.set(child, i);
}
}
sepia() {
let filter = new ColorMatrixFilter();
filter.sepia();
this.container.filters = [filter];
}
setFilter(filter) {
switch (filter) {
case 'bloom':
this.container.filters = [new AdvancedBloomFilter({
threshold: 0.5,
bloomScale: .8,
brightness: 0.7,
blur: 2,
quality: 6,
})];
break;
}
}
}