Evan Debenham
81 lines
1.9 KiB
Java
81 lines
1.9 KiB
Java
/*
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* Pixel Dungeon
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* Copyright (C) 2012-2015 Oleg Dolya
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*
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* Shattered Pixel Dungeon
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* Copyright (C) 2014-2024 Evan Debenham
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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package com.watabou.noosa;
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import com.badlogic.gdx.graphics.Pixmap;
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import com.watabou.gltextures.TextureCache;
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public class Halo extends Image {
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private static final Object CACHE_KEY = Halo.class;
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protected static final int RADIUS = 128;
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protected float radius = RADIUS;
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protected float brightness = 1;
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public Halo() {
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super();
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if (!TextureCache.contains( CACHE_KEY )) {
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Pixmap pixmap = TextureCache.create( CACHE_KEY, 2*RADIUS+1, 2*RADIUS+1 ).bitmap;
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pixmap.setColor( 0x00000000 );
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pixmap.fill();
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pixmap.setColor( 0xFFFFFF08 );
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for (int i = 0; i < RADIUS; i+=2) {
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pixmap.fillCircle(RADIUS, RADIUS, (RADIUS - i));
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}
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}
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texture( CACHE_KEY );
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}
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public Halo( float radius, int color, float brightness ) {
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this();
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hardlight( color );
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alpha( this.brightness = brightness );
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radius( radius );
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}
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public Halo point( float x, float y ) {
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this.x = x - (width()/2f);
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this.y = y - (height()/2f);
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return this;
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}
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@Override
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public void alpha( float value) {
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brightness = value;
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super.alpha(value);
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}
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public void radius(float value ) {
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scale.set( (this.radius = value) / RADIUS );
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}
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}
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