package mekanism.client.gui;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import mekanism.api.Coord4D;
import mekanism.api.EnumColor;
import mekanism.client.render.MekanismRenderer;
import mekanism.client.sound.SoundHandler;
import mekanism.common.Mekanism;
import mekanism.common.OreDictCache;
import mekanism.common.content.miner.MItemStackFilter;
import mekanism.common.content.miner.MMaterialFilter;
import mekanism.common.content.miner.MModIDFilter;
import mekanism.common.content.miner.MOreDictFilter;
import mekanism.common.content.miner.MinerFilter;
import mekanism.common.inventory.container.ContainerNull;
import mekanism.common.network.PacketDigitalMinerGui.DigitalMinerGuiMessage;
import mekanism.common.network.PacketDigitalMinerGui.MinerGuiPacket;
import mekanism.common.network.PacketTileEntity.TileEntityMessage;
import mekanism.common.tile.TileEntityDigitalMiner;
import mekanism.common.util.MekanismUtils;
import mekanism.common.util.MekanismUtils.ResourceType;
import net.minecraft.client.gui.GuiButton;
import net.minecraft.client.gui.GuiTextField;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import org.lwjgl.input.Keyboard;
import org.lwjgl.input.Mouse;
import org.lwjgl.opengl.GL11;
@SideOnly(Side.CLIENT)
public class GuiDigitalMinerConfig extends GuiMekanism
{
public TileEntityDigitalMiner tileEntity;
public boolean isDragging = false;
// Scrollbar dimensions
private final int scrollX = 154;
private final int scrollY = 18;
private final int scrollW = 12;
private final int scrollH = 138;
// Filter dimensions
private final int filterX = 56;
private final int filterY = 18;
private final int filterW = 96;
private final int filterH = 29;
public int dragOffset = 0;
public int stackSwitch = 0;
public Map<MOreDictFilter, StackData> oreDictStacks = new HashMap<MOreDictFilter, StackData>();
public Map<MModIDFilter, StackData> modIDStacks = new HashMap<MModIDFilter, StackData>();
public float scroll;
private GuiTextField radiusField;
private GuiTextField minField;
private GuiTextField maxField;
public GuiDigitalMinerConfig(EntityPlayer player, TileEntityDigitalMiner tentity)
{
super(tentity, new ContainerNull(player, tentity));
tileEntity = tentity;
}
public int getScroll()
{
return Math.max(Math.min((int)(scroll*123), 123), 0);
}
public int getFilterIndex()
{
if(needsScrollBars())
{
final int scrollSize = tileEntity.filters.size() - 4;
return (int)((scrollSize + 0.5) * scroll);
}
return 0;
}
@Override
public void updateScreen()
{
super.updateScreen();
radiusField.updateCursorCounter();
minField.updateCursorCounter();
maxField.updateCursorCounter();
if(stackSwitch > 0)
{
stackSwitch--;
}
if(stackSwitch == 0)
{
for(Map.Entry<MOreDictFilter, StackData> entry : oreDictStacks.entrySet())
{
if(entry.getValue().iterStacks != null && entry.getValue().iterStacks.size() > 0)
{
if(entry.getValue().stackIndex == -1 || entry.getValue().stackIndex == entry.getValue().iterStacks.size()-1)
{
entry.getValue().stackIndex = 0;
}
else if(entry.getValue().stackIndex < entry.getValue().iterStacks.size()-1)
{
entry.getValue().stackIndex++;
}
entry.getValue().renderStack = entry.getValue().iterStacks.get(entry.getValue().stackIndex);
}
}
for(Map.Entry<MModIDFilter, StackData> entry : modIDStacks.entrySet())
{
if(entry.getValue().iterStacks != null && entry.getValue().iterStacks.size() > 0)
{
if(entry.getValue().stackIndex == -1 || entry.getValue().stackIndex == entry.getValue().iterStacks.size()-1)
{
entry.getValue().stackIndex = 0;
}
else if(entry.getValue().stackIndex < entry.getValue().iterStacks.size()-1)
{
entry.getValue().stackIndex++;
}
entry.getValue().renderStack = entry.getValue().iterStacks.get(entry.getValue().stackIndex);
}
}
stackSwitch = 20;
}
else {
for(Map.Entry<MOreDictFilter, StackData> entry : oreDictStacks.entrySet())
{
if(entry.getValue().iterStacks != null && entry.getValue().iterStacks.size() == 0)
{
entry.getValue().renderStack = null;
}
}
for(Map.Entry<MModIDFilter, StackData> entry : modIDStacks.entrySet())
{
if(entry.getValue().iterStacks != null && entry.getValue().iterStacks.size() == 0)
{
entry.getValue().renderStack = null;
}
}
}
Set<MOreDictFilter> oreDictFilters = new HashSet<MOreDictFilter>();
Set<MModIDFilter> modIDFilters = new HashSet<MModIDFilter>();
for(int i = 0; i < 4; i++)
{
if(tileEntity.filters.get(getFilterIndex()+i) instanceof MOreDictFilter)
{
oreDictFilters.add((MOreDictFilter)tileEntity.filters.get(getFilterIndex()+i));
}
else if(tileEntity.filters.get(getFilterIndex()+i) instanceof MModIDFilter)
{
modIDFilters.add((MModIDFilter)tileEntity.filters.get(getFilterIndex()+i));
}
}
for(MinerFilter filter : tileEntity.filters)
{
if(filter instanceof MOreDictFilter && !oreDictFilters.contains(filter))
{
if(oreDictStacks.containsKey(filter))
{
oreDictStacks.remove(filter);
}
}
else if(filter instanceof MModIDFilter && !modIDFilters.contains(filter))
{
if(modIDStacks.containsKey(filter))
{
modIDStacks.remove(filter);
}
}
}
}
@Override
public void mouseClicked(int mouseX, int mouseY, int button)
{
super.mouseClicked(mouseX, mouseY, button);
radiusField.mouseClicked(mouseX, mouseY, button);
minField.mouseClicked(mouseX, mouseY, button);
maxField.mouseClicked(mouseX, mouseY, button);
if(button == 0)
{
int xAxis = (mouseX - (width - xSize) / 2);
int yAxis = (mouseY - (height - ySize) / 2);
if(xAxis >= 154 && xAxis <= 166 && yAxis >= getScroll()+18 && yAxis <= getScroll()+18+15)
{
if(needsScrollBars())
{
dragOffset = yAxis - (getScroll()+18);
isDragging = true;
}
else {
scroll = 0;
}
}
for(int i = 0; i < 4; i++)
{
if(tileEntity.filters.get(getFilterIndex()+i) != null)
{
int yStart = i*29 + 18;
// Check for sorting button
final int arrowX = filterX + filterW - 12;
if(getFilterIndex() + i > 0)
{
if(xAxis >= arrowX && xAxis <= arrowX + 10 && yAxis >= yStart + 14 && yAxis <= yStart + 20)
{
// Process up button click
final ArrayList data = new ArrayList();
data.add(11);
data.add(getFilterIndex() + i);
Mekanism.packetHandler.sendToServer(new TileEntityMessage(Coord4D.get(tileEntity), data));
SoundHandler.playSound("gui.button.press");
return;
}
}
if(getFilterIndex() + i < tileEntity.filters.size() - 1)
{
if(xAxis >= arrowX && xAxis <= arrowX + 10 && yAxis >= yStart + 21 && yAxis <= yStart + 27)
{
// Process down button click
final ArrayList data = new ArrayList();
data.add(12);
data.add(getFilterIndex() + i);
Mekanism.packetHandler.sendToServer(new TileEntityMessage(Coord4D.get(tileEntity), data));
SoundHandler.playSound("gui.button.press");
return;
}
}
if(xAxis >= 56 && xAxis <= 152 && yAxis >= yStart && yAxis <= yStart+29)
{
MinerFilter filter = tileEntity.filters.get(getFilterIndex()+i);
if(filter instanceof MItemStackFilter)
{
SoundHandler.playSound("gui.button.press");
Mekanism.packetHandler.sendToServer(new DigitalMinerGuiMessage(MinerGuiPacket.SERVER_INDEX, Coord4D.get(tileEntity), 1, getFilterIndex()+i, 0));
}
else if(filter instanceof MOreDictFilter)
{
SoundHandler.playSound("gui.button.press");
Mekanism.packetHandler.sendToServer(new DigitalMinerGuiMessage(MinerGuiPacket.SERVER_INDEX, Coord4D.get(tileEntity), 2, getFilterIndex()+i, 0));
}
else if(filter instanceof MMaterialFilter)
{
SoundHandler.playSound("gui.button.press");
Mekanism.packetHandler.sendToServer(new DigitalMinerGuiMessage(MinerGuiPacket.SERVER_INDEX, Coord4D.get(tileEntity), 3, getFilterIndex()+i, 0));
}
else if(filter instanceof MModIDFilter)
{
SoundHandler.playSound("gui.button.press");
Mekanism.packetHandler.sendToServer(new DigitalMinerGuiMessage(MinerGuiPacket.SERVER_INDEX, Coord4D.get(tileEntity), 6, getFilterIndex()+i, 0));
}
}
}
}
if(xAxis >= 5 && xAxis <= 16 && yAxis >= 5 && yAxis <= 16)
{
SoundHandler.playSound("gui.button.press");
Mekanism.packetHandler.sendToServer(new DigitalMinerGuiMessage(MinerGuiPacket.SERVER, Coord4D.get(tileEntity), 4, 0, 0));
}
if(xAxis >= 39 && xAxis <= 50 && yAxis >= 67 && yAxis <= 78)
{
SoundHandler.playSound("gui.button.press");
setRadius();
}
if(xAxis >= 39 && xAxis <= 50 && yAxis >= 92 && yAxis <= 103)
{
SoundHandler.playSound("gui.button.press");
setMinY();
}
if(xAxis >= 39 && xAxis <= 50 && yAxis >= 117 && yAxis <= 128)
{
SoundHandler.playSound("gui.button.press");
setMaxY();
}
if(xAxis >= 11 && xAxis <= 25 && yAxis >= 141 && yAxis <= 155)
{
ArrayList data = new ArrayList();
data.add(10);
Mekanism.packetHandler.sendToServer(new TileEntityMessage(Coord4D.get(tileEntity), data));
SoundHandler.playSound("gui.button.press");
}
}
}
@Override
protected void mouseClickMove(int mouseX, int mouseY, int button, long ticks)
{
super.mouseClickMove(mouseX, mouseY, button, ticks);
int xAxis = (mouseX - (width - xSize) / 2);
int yAxis = (mouseY - (height - ySize) / 2);
if(isDragging)
{
scroll = Math.min(Math.max((float)(yAxis-18-dragOffset)/123F, 0), 1);
}
}
@Override
protected void mouseMovedOrUp(int x, int y, int type)
{
super.mouseMovedOrUp(x, y, type);
if(type == 0 && isDragging)
{
dragOffset = 0;
isDragging = false;
}
}
/**
* Handles mouse input.
*/
@Override
public void handleMouseInput()
{
super.handleMouseInput();
int i = Mouse.getEventDWheel();
if(i != 0 && needsScrollBars())
{
final int j = tileEntity.filters.size() - 4;
if(i > 0)
{
i = 1;
}
if(i < 0)
{
i = -1;
}
scroll = (float)(scroll - (double) i / (double) j);
if(scroll < 0.0F)
{
scroll = 0.0F;
}
if(scroll > 1.0F)
{
scroll = 1.0F;
}
}
}
@Override
public void initGui()
{
super.initGui();
int guiWidth = (width - xSize) / 2;
int guiHeight = (height - ySize) / 2;
buttonList.clear();
buttonList.add(new GuiButton(0, guiWidth + 56, guiHeight + 136, 96, 20, MekanismUtils.localize("gui.newFilter")));
String prevRad = radiusField != null ? radiusField.getText() : "";
String prevMin = minField != null ? minField.getText() : "";
String prevMax = maxField != null ? maxField.getText() : "";
radiusField = new GuiTextField(fontRendererObj, guiWidth + 12, guiHeight + 67, 26, 11);
radiusField.setMaxStringLength(2);
radiusField.setText(prevRad);
minField = new GuiTextField(fontRendererObj, guiWidth + 12, guiHeight + 92, 26, 11);
minField.setMaxStringLength(3);
minField.setText(prevMin);
maxField = new GuiTextField(fontRendererObj, guiWidth + 12, guiHeight + 117, 26, 11);
maxField.setMaxStringLength(3);
maxField.setText(prevMax);
}
@Override
protected void actionPerformed(GuiButton guibutton)
{
super.actionPerformed(guibutton);
if(guibutton.id == 0)
{
Mekanism.packetHandler.sendToServer(new DigitalMinerGuiMessage(MinerGuiPacket.SERVER, Coord4D.get(tileEntity), 5, 0, 0));
}
}
@Override
protected void drawGuiContainerForegroundLayer(int mouseX, int mouseY)
{
int xAxis = (mouseX - (width - xSize) / 2);
int yAxis = (mouseY - (height - ySize) / 2);
fontRendererObj.drawString(MekanismUtils.localize("gui.digitalMinerConfig"), 43, 6, 0x404040);
fontRendererObj.drawString(MekanismUtils.localize("gui.filters") + ":", 11, 19, 0x00CD00);
fontRendererObj.drawString("T: " + tileEntity.filters.size(), 11, 28, 0x00CD00);
fontRendererObj.drawString("I: " + (tileEntity.inverse ? MekanismUtils.localize("gui.on") : MekanismUtils.localize("gui.off")), 11, 131, 0x00CD00);
fontRendererObj.drawString("Radi: " + tileEntity.radius, 11, 58, 0x00CD00);
fontRendererObj.drawString("Min: " + tileEntity.minY, 11, 83, 0x00CD00);
fontRendererObj.drawString("Max: " + tileEntity.maxY, 11, 108, 0x00CD00);
for(int i = 0; i < 4; i++)
{
if(tileEntity.filters.get(getFilterIndex()+i) != null)
{
MinerFilter filter = tileEntity.filters.get(getFilterIndex()+i);
int yStart = i*29 + 18;
if(filter instanceof MItemStackFilter)
{
MItemStackFilter itemFilter = (MItemStackFilter)filter;
if(itemFilter.itemType != null)
{
GL11.glPushMatrix();
GL11.glEnable(GL11.GL_LIGHTING);
itemRender.renderItemAndEffectIntoGUI(fontRendererObj, mc.getTextureManager(), itemFilter.itemType, 59, yStart + 3);
GL11.glDisable(GL11.GL_LIGHTING);
GL11.glPopMatrix();
}
fontRendererObj.drawString(MekanismUtils.localize("gui.itemFilter"), 78, yStart + 2, 0x404040);
}
else if(filter instanceof MOreDictFilter)
{
MOreDictFilter oreFilter = (MOreDictFilter)filter;
if(!oreDictStacks.containsKey(oreFilter))
{
updateStackList(oreFilter);
}
if(oreDictStacks.get(filter).renderStack != null)
{
try {
GL11.glPushMatrix();
GL11.glEnable(GL11.GL_LIGHTING);
itemRender.renderItemAndEffectIntoGUI(fontRendererObj, mc.getTextureManager(), oreDictStacks.get(filter).renderStack, 59, yStart + 3);
GL11.glDisable(GL11.GL_LIGHTING);
GL11.glPopMatrix();
} catch(Exception e) {}
}
fontRendererObj.drawString(MekanismUtils.localize("gui.oredictFilter"), 78, yStart + 2, 0x404040);
}
else if(filter instanceof MMaterialFilter)
{
MMaterialFilter itemFilter = (MMaterialFilter)filter;
if(itemFilter.materialItem != null)
{
GL11.glPushMatrix();
GL11.glEnable(GL11.GL_LIGHTING);
itemRender.renderItemAndEffectIntoGUI(fontRendererObj, mc.getTextureManager(), itemFilter.materialItem, 59, yStart + 3);
GL11.glDisable(GL11.GL_LIGHTING);
GL11.glPopMatrix();
}
fontRendererObj.drawString(MekanismUtils.localize("gui.materialFilter"), 78, yStart + 2, 0x404040);
}
else if(filter instanceof MModIDFilter)
{
MModIDFilter modFilter = (MModIDFilter)filter;
if(!modIDStacks.containsKey(modFilter))
{
updateStackList(modFilter);
}
if(modIDStacks.get(filter).renderStack != null)
{
try {
GL11.glPushMatrix();
GL11.glEnable(GL11.GL_LIGHTING);
itemRender.renderItemAndEffectIntoGUI(fontRendererObj, mc.getTextureManager(), modIDStacks.get(filter).renderStack, 59, yStart + 3);
GL11.glDisable(GL11.GL_LIGHTING);
GL11.glPopMatrix();
} catch(Exception e) {}
}
fontRendererObj.drawString(MekanismUtils.localize("gui.modIDFilter"), 78, yStart + 2, 0x404040);
}
}
}
if(xAxis >= 11 && xAxis <= 25 && yAxis >= 141 && yAxis <= 155)
{
drawCreativeTabHoveringText(MekanismUtils.localize("gui.digitalMiner.inverse"), xAxis, yAxis);
}
super.drawGuiContainerForegroundLayer(mouseX, mouseY);
}
@Override
protected void drawGuiContainerBackgroundLayer(float partialTick, int mouseX, int mouseY)
{
super.drawGuiContainerBackgroundLayer(partialTick, mouseX, mouseY);
mc.renderEngine.bindTexture(MekanismUtils.getResource(ResourceType.GUI, "GuiDigitalMinerConfig.png"));
GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
int guiWidth = (width - xSize) / 2;
int guiHeight = (height - ySize) / 2;
drawTexturedModalRect(guiWidth, guiHeight, 0, 0, xSize, ySize);
drawTexturedModalRect( guiLeft + scrollX, guiTop + scrollY + getScroll(), 232 + ( needsScrollBars() ? 0 : 12 ), 0, 12, 15 );
int xAxis = (mouseX - (width - xSize) / 2);
int yAxis = (mouseY - (height - ySize) / 2);
for(int i = 0; i < 4; i++)
{
if(tileEntity.filters.get(getFilterIndex()+i) != null)
{
MinerFilter filter = tileEntity.filters.get(getFilterIndex()+i);
int yStart = i*29 + 18;
boolean mouseOver = xAxis >= 56 && xAxis <= 152 && yAxis >= yStart && yAxis <= yStart+29;
if(filter instanceof MItemStackFilter)
{
MekanismRenderer.color(EnumColor.INDIGO, 1.0F, 2.5F);
}
else if(filter instanceof MOreDictFilter)
{
MekanismRenderer.color(EnumColor.BRIGHT_GREEN, 1.0F, 2.5F);
}
else if(filter instanceof MMaterialFilter)
{
MekanismRenderer.color(EnumColor.PURPLE, 1.0F, 4F);
}
else if(filter instanceof MModIDFilter)
{
MekanismRenderer.color(EnumColor.PINK, 1.0F, 2.5F);
}
drawTexturedModalRect(guiWidth + 56, guiHeight + yStart, mouseOver ? 0 : 96, 166, 96, 29);
MekanismRenderer.resetColor();
// Draw sort buttons
final int arrowX = filterX + filterW - 12;
if( getFilterIndex() + i > 0 )
{
mouseOver = xAxis >= arrowX && xAxis <= arrowX + 10 && yAxis >= yStart + 14 && yAxis <= yStart + 20;
drawTexturedModalRect( guiLeft + arrowX, guiTop + yStart + 14, 190, mouseOver ? 143 : 115, 11, 7 );
}
if( getFilterIndex() + i < tileEntity.filters.size() - 1 )
{
mouseOver = xAxis >= arrowX && xAxis <= arrowX + 10 && yAxis >= yStart + 21 && yAxis <= yStart + 27;
drawTexturedModalRect( guiLeft + arrowX, guiTop + yStart + 21, 190, mouseOver ? 157 : 129, 11, 7 );
}
}
}
if(xAxis >= 5 && xAxis <= 16 && yAxis >= 5 && yAxis <= 16)
{
drawTexturedModalRect(guiWidth + 5, guiHeight + 5, 176, 0, 11, 11);
}
else {
drawTexturedModalRect(guiWidth + 5, guiHeight + 5, 176, 11, 11, 11);
}
if(xAxis >= 39 && xAxis <= 50 && yAxis >= 67 && yAxis <= 78)
{
drawTexturedModalRect(guiWidth + 39, guiHeight + 67, 176 + 11, 0, 11, 11);
}
else {
drawTexturedModalRect(guiWidth + 39, guiHeight + 67, 176 + 11, 11, 11, 11);
}
if(xAxis >= 39 && xAxis <= 50 && yAxis >= 92 && yAxis <= 103)
{
drawTexturedModalRect(guiWidth + 39, guiHeight + 92, 176 + 11, 0, 11, 11);
}
else {
drawTexturedModalRect(guiWidth + 39, guiHeight + 92, 176 + 11, 11, 11, 11);
}
if(xAxis >= 39 && xAxis <= 50 && yAxis >= 117 && yAxis <= 128)
{
drawTexturedModalRect(guiWidth + 39, guiHeight + 117, 176 + 11, 0, 11, 11);
}
else {
drawTexturedModalRect(guiWidth + 39, guiHeight + 117, 176 + 11, 11, 11, 11);
}
if(xAxis >= 11 && xAxis <= 25 && yAxis >= 141 && yAxis <= 155)
{
drawTexturedModalRect(guiWidth + 11, guiHeight + 141, 176 + 22, 0, 14, 14);
}
else {
drawTexturedModalRect(guiWidth + 11, guiHeight + 141, 176 + 22, 14, 14, 14);
}
radiusField.drawTextBox();
minField.drawTextBox();
maxField.drawTextBox();
}
@Override
public void keyTyped(char c, int i)
{
if((!radiusField.isFocused() && !minField.isFocused() && !maxField.isFocused()) || i == Keyboard.KEY_ESCAPE)
{
super.keyTyped(c, i);
}
if(i == Keyboard.KEY_RETURN)
{
if(radiusField.isFocused())
{
setRadius();
}
else if(minField.isFocused())
{
setMinY();
}
else if(maxField.isFocused())
{
setMaxY();
}
}
if(Character.isDigit(c) || i == Keyboard.KEY_BACK || i == Keyboard.KEY_DELETE || i == Keyboard.KEY_LEFT || i == Keyboard.KEY_RIGHT)
{
radiusField.textboxKeyTyped(c, i);
minField.textboxKeyTyped(c, i);
maxField.textboxKeyTyped(c, i);
}
}
private void setRadius()
{
if(!radiusField.getText().isEmpty())
{
int toUse = Math.max(0, Math.min(Integer.parseInt(radiusField.getText()), 32));
ArrayList data = new ArrayList();
data.add(6);
data.add(toUse);
Mekanism.packetHandler.sendToServer(new TileEntityMessage(Coord4D.get(tileEntity), data));
radiusField.setText("");
}
}
private void setMinY()
{
if(!minField.getText().isEmpty())
{
int toUse = Math.max(0, Math.min(Integer.parseInt(minField.getText()), tileEntity.maxY));
ArrayList data = new ArrayList();
data.add(7);
data.add(toUse);
Mekanism.packetHandler.sendToServer(new TileEntityMessage(Coord4D.get(tileEntity), data));
minField.setText("");
}
}
private void setMaxY()
{
if(!maxField.getText().isEmpty())
{
int toUse = Math.max(tileEntity.minY, Math.min(Integer.parseInt(maxField.getText()), 255));
ArrayList data = new ArrayList();
data.add(8);
data.add(toUse);
Mekanism.packetHandler.sendToServer(new TileEntityMessage(Coord4D.get(tileEntity), data));
maxField.setText("");
}
}
private void updateStackList(MOreDictFilter filter)
{
if(!oreDictStacks.containsKey(filter))
{
oreDictStacks.put(filter, new StackData());
}
oreDictStacks.get(filter).iterStacks = OreDictCache.getOreDictStacks(filter.oreDictName, true);
stackSwitch = 0;
updateScreen();
oreDictStacks.get(filter).stackIndex = -1;
}
private void updateStackList(MModIDFilter filter)
{
if(!modIDStacks.containsKey(filter))
{
modIDStacks.put(filter, new StackData());
}
modIDStacks.get(filter).iterStacks = OreDictCache.getModIDStacks(filter.modID, true);
stackSwitch = 0;
updateScreen();
modIDStacks.get(filter).stackIndex = -1;
}
public static class StackData
{
public List<ItemStack> iterStacks;
public int stackIndex;
public ItemStack renderStack;
}
/**
* returns true if there are more filters than can fit in the gui
*/
private boolean needsScrollBars()
{
return tileEntity.filters.size() > 4;
}
}