List UI control
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src/yugecin/opsudance/ui/ItemList.java
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128
src/yugecin/opsudance/ui/ItemList.java
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/*
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* opsu!dance - fork of opsu! with cursordance auto
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* Copyright (C) 2016 yugecin
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*
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* opsu!dance 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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* opsu! 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 opsu!dance. If not, see <http://www.gnu.org/licenses/>.
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*/
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package yugecin.opsudance.ui;
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import itdelatrisu.opsu.ui.Fonts;
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import itdelatrisu.opsu.ui.UI;
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import org.newdawn.slick.Color;
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import org.newdawn.slick.GameContainer;
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import org.newdawn.slick.Graphics;
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import org.newdawn.slick.Input;
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import org.newdawn.slick.state.StateBasedGame;
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import java.util.Observer;
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public class ItemList {
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private int x;
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private int y;
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private int width;
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private int height;
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private int start;
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private Object[] items;
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private Observer observer;
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private boolean visible;
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public void init(GameContainer container) {
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x = container.getWidth() / 6;
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y = 0;
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width = x * 4;
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height = container.getHeight();
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}
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public void setItems(Object[] items) {
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this.items = items;
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}
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public void setClickListener(Observer o) {
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observer = o;
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}
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public boolean isVisible() {
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return visible;
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}
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public void show() {
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visible = true;
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}
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public void render(GameContainer container, StateBasedGame game, Graphics g) {
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g.setColor(Color.black);
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g.fillRect(x, y, width, height);
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int y = this.y + 5;
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for (int i = start, m = items.length; i < m; i++) {
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if (container.getInput().getMouseX() >= x && container.getInput().getMouseX() < x + width) {
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if (container.getInput().getMouseY() >= y && container.getInput().getMouseY() < y + Fonts.MEDIUM.getLineHeight() + 5) {
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g.setColor(new Color(0x11A9FF));
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g.fillRect(x, y, width, Fonts.MEDIUM.getLineHeight() + 5);
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}
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}
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Fonts.MEDIUM.drawString(x + 5, y + 2, items[i].toString(), Color.white);
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y += Fonts.MEDIUM.getLineHeight() + 5;
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if (y >= height - Fonts.MEDIUM.getLineHeight()) {
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break;
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}
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}
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}
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public void mousePressed(int button, int x, int y) {
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if (UI.getBackButton().contains(x, y)) {
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visible = false;
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}
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if (x < this.x || x > this.x + width) {
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visible = false;
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return;
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}
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if (button != 0) {
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return;
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}
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if (y < 5) {
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return;
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}
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y -= 5;
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int index = y / (Fonts.MEDIUM.getLineHeight() + 5);
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index -= start;
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if (index >= 0 && index < items.length) {
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observer.update(null, index);
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visible = false;
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}
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}
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public void mouseDragged(int oldx, int oldy, int x, int y) {
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}
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public void mouseWheelMoved(int delta) {
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if (delta > 0) {
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start = Math.max(0, start - 1);
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} else {
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start = Math.min(items.length - 1, start + 1);
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}
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}
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public void keyPressed(int key, char c) {
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if (key == Input.KEY_ESCAPE) {
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visible = false;
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}
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}
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}
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