Java tutorial
/* * This file is part of Blue Power. * * Blue Power is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Blue Power is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Blue Power. If not, see <http://www.gnu.org/licenses/> */ package com.bluepowermod.part.gate; import java.util.List; import net.minecraft.client.gui.GuiScreen; import net.minecraft.client.resources.I18n; import net.minecraft.entity.player.EntityPlayer; import net.minecraft.nbt.NBTTagCompound; import org.lwjgl.opengl.GL11; import com.bluepowermod.client.gui.gate.GuiGateCounter; import com.bluepowermod.client.render.RenderHelper; import com.bluepowermod.part.IGuiButtonSensitive; import com.bluepowermod.util.Color; import cpw.mods.fml.relauncher.Side; import cpw.mods.fml.relauncher.SideOnly; /** * Created by Quetzi on 04/11/14. */ public class GateCounter extends GateBase implements IGuiButtonSensitive { private int count = 0, max = 10, increment = 1, decrement = 1; private boolean wasOnLeft = false, wasOnRight = false; @Override public void initializeConnections() { front().enable().setOutputOnly(); left().enable(); back().enable().setOutputOnly(); right().enable(); } @Override public String getId() { return "counter"; } @Override @SideOnly(Side.CLIENT) public void renderTop(float frame) { renderTop("left", left().getInput() > 0); renderTop("right", right().getInput() > 0); renderTop("centerleft", left().getInput() > 0); RenderHelper.renderDigitalRedstoneTorch(-2 / 16D, 2D / 8D, 0, 13D / 16D, true); RenderHelper.renderDigitalRedstoneTorch(0, 2D / 8D, -5D / 16D, 8D / 16D, count == 0); RenderHelper.renderDigitalRedstoneTorch(0, 2D / 8D, 5D / 16D, 8D / 16D, count == max); GL11.glPushMatrix(); { GL11.glTranslated(2 / 16D, 0, 0); double min = 0.555; double max = 0.385; double angle = min + max * (count / (double) this.max); RenderHelper.renderPointer(-4 / 16D, 7 / 16D, 0, -angle + 0.5); } GL11.glPopMatrix(); } @Override public void doLogic() { if (left().getInput() > 0 && !wasOnLeft) { wasOnLeft = true; count -= decrement; playTickSound(); } if (left().getInput() == 0) wasOnLeft = false; if (right().getInput() > 0 && !wasOnRight) { wasOnRight = true; count += increment; playTickSound(); } if (right().getInput() == 0) wasOnRight = false; count = Math.max(Math.min(count, max), 0); increment = Math.max(Math.min(increment, max), 0); decrement = Math.max(Math.min(decrement, max), 0); front().setOutput(count == max ? 15 : 0); back().setOutput(count == 0 ? 15 : 0); } @Override public void tick() { } @Override public void writeToNBT(NBTTagCompound tag) { writeUpdateToNBT(tag); } @Override public void writeUpdateToNBT(NBTTagCompound tag) { super.writeUpdateToNBT(tag); tag.setInteger("count", count); tag.setInteger("decrement", decrement); tag.setInteger("increment", increment); tag.setInteger("max", max); tag.setBoolean("wasOnLeft", wasOnLeft); tag.setBoolean("wasOnRight", wasOnRight); } @Override public void readFromNBT(NBTTagCompound tag) { readUpdateFromNBT(tag); } @Override public void readUpdateFromNBT(NBTTagCompound tag) { super.readUpdateFromNBT(tag); count = tag.getInteger("count"); decrement = tag.getInteger("decrement"); increment = tag.getInteger("increment"); max = tag.getInteger("max"); wasOnLeft = tag.getBoolean("wasOnLeft"); wasOnRight = tag.getBoolean("wasOnRight"); } @Override public void onButtonPress(EntityPlayer player, int messageId, int value) { switch (messageId) { case 0: max = value; break; case 1: increment = value; break; case 2: decrement = value; break; } count = Math.max(Math.min(count, max), 0); increment = Math.max(Math.min(increment, max), 0); decrement = Math.max(Math.min(decrement, max), 0); sendUpdatePacket(); } @Override @SideOnly(Side.CLIENT) protected GuiScreen getGui() { return new GuiGateCounter(this) { @Override protected int getCurrentMax() { return max; } @Override protected int getCurrentIncrement() { return increment; } @Override protected int getCurrentDecrement() { return decrement; } }; } @Override protected boolean hasGUI() { return true; } @Override @SideOnly(Side.CLIENT) public void addWAILABody(List<String> info) { info.add(I18n.format("gui.counterMax") + ": " + Color.YELLOW + max); info.add(I18n.format("gui.counterCount") + ": " + Color.YELLOW + count); info.add(I18n.format("gui.counterIncrement") + ": " + Color.WHITE + increment); info.add(I18n.format("gui.counterDecrement") + ": " + Color.WHITE + decrement); } }