102 lines
2.0 KiB
Java
102 lines
2.0 KiB
Java
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/*
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* Pixel Dungeon
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* Copyright (C) 2012-2014 Oleg Dolya
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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.pixeldungeon.ui;
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import com.watabou.noosa.Game;
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import com.watabou.noosa.Image;
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public class Banner extends Image {
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private enum State {
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FADE_IN, STATIC, FADE_OUT
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};
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private State state;
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private float time;
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private int color;
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private float fadeTime;
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private float showTime;
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public Banner( Image sample ) {
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super();
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copy( sample );
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alpha( 0 );
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}
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public Banner( Object tx ) {
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super( tx );
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alpha( 0 );
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}
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public void show( int color, float fadeTime, float showTime ) {
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this.color = color;
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this.fadeTime = fadeTime;
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this.showTime = showTime;
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state = State.FADE_IN;
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time = fadeTime;
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}
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public void show( int color, float fadeTime ) {
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show( color, fadeTime, Float.MAX_VALUE );
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}
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@Override
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public void update() {
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super.update();
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time -= Game.elapsed;
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if (time >= 0) {
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float p = time / fadeTime;
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switch (state) {
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case FADE_IN:
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tint( color, p );
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alpha( 1 - p );
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break;
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case STATIC:
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break;
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case FADE_OUT:
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alpha( p );
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break;
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}
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} else {
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switch (state) {
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case FADE_IN:
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time = showTime;
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state = State.STATIC;
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break;
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case STATIC:
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time = fadeTime;
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state = State.FADE_OUT;
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break;
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case FADE_OUT:
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killAndErase();
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break;
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}
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}
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}
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}
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