package mekanism.client.gui;
import java.io.IOException;
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.gui.element.GuiRedstoneControl;
import mekanism.client.gui.element.GuiSecurityTab;
import mekanism.client.render.MekanismRenderer;
import mekanism.client.sound.SoundHandler;
import mekanism.common.Mekanism;
import mekanism.common.MekanismSounds;
import mekanism.common.OreDictCache;
import mekanism.common.content.transporter.TItemStackFilter;
import mekanism.common.content.transporter.TMaterialFilter;
import mekanism.common.content.transporter.TModIDFilter;
import mekanism.common.content.transporter.TOreDictFilter;
import mekanism.common.content.transporter.TransporterFilter;
import mekanism.common.inventory.container.ContainerNull;
import mekanism.common.network.PacketLogisticalSorterGui.LogisticalSorterGuiMessage;
import mekanism.common.network.PacketLogisticalSorterGui.SorterGuiPacket;
import mekanism.common.network.PacketTileEntity.TileEntityMessage;
import mekanism.common.tile.TileEntityLogisticalSorter;
import mekanism.common.util.LangUtils;
import mekanism.common.util.MekanismUtils;
import mekanism.common.util.MekanismUtils.ResourceType;
import net.minecraft.client.gui.GuiButton;
import net.minecraft.client.renderer.GlStateManager;
import net.minecraft.client.renderer.RenderHelper;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.init.SoundEvents;
import net.minecraft.item.ItemStack;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.relauncher.SideOnly;
import org.lwjgl.input.Keyboard;
import org.lwjgl.input.Mouse;
import org.lwjgl.opengl.GL11;
import org.lwjgl.opengl.GL12;
@SideOnly(Side.CLIENT)
public class GuiLogisticalSorter extends GuiMekanism
{
public TileEntityLogisticalSorter tileEntity;
/**
* True if the left mouse button was held down last time drawScreen was
* called.
*/
private boolean wasClicking;
// Buttons
int BUTTON_NEW = 0;
/** Amount scrolled in filter list (0 = top, 1 = bottom) */
public float scroll;
/** True if the scrollbar is being dragged */
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<TOreDictFilter, StackData> oreDictStacks = new HashMap<TOreDictFilter, StackData>();
public Map<TModIDFilter, StackData> modIDStacks = new HashMap<TModIDFilter, StackData>();
public GuiLogisticalSorter(EntityPlayer player, TileEntityLogisticalSorter entity)
{
super(entity, new ContainerNull(player, entity));
tileEntity = entity;
// Set size of gui
// xSize = 189;
// ySize = 166;
// Add common Mekanism gui elements
guiElements.add(new GuiRedstoneControl(this, tileEntity, MekanismUtils.getResource(ResourceType.GUI, "GuiLogisticalSorter.png")));
guiElements.add(new GuiSecurityTab(this, tileEntity, MekanismUtils.getResource(ResourceType.GUI, "GuiLogisticalSorter.png")));
}
public int getScroll()
{
// Calculate thumb position along scrollbar
return Math.max(Math.min((int) (scroll * 123), 123), 0);
}
// Get index to displayed filters
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();
// Decrease timer for stack display rotation
if(stackSwitch > 0)
{
stackSwitch--;
}
// Update displayed stacks
if(stackSwitch == 0)
{
for(final Map.Entry<TOreDictFilter, 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(final Map.Entry<TModIDFilter, 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(final Map.Entry<TOreDictFilter, StackData> entry : oreDictStacks.entrySet())
{
if(entry.getValue().iterStacks != null && entry.getValue().iterStacks.size() == 0)
{
entry.getValue().renderStack = null;
}
}
for(final Map.Entry<TModIDFilter, StackData> entry : modIDStacks.entrySet())
{
if(entry.getValue().iterStacks != null && entry.getValue().iterStacks.size() == 0)
{
entry.getValue().renderStack = null;
}
}
}
final Set<TOreDictFilter> oreDictFilters = new HashSet<TOreDictFilter>();
final Set<TModIDFilter> modIDFilters = new HashSet<TModIDFilter>();
for(int i = 0; i < 4; i++)
{
if(tileEntity.filters.get(getFilterIndex() + i) instanceof TOreDictFilter)
{
oreDictFilters.add((TOreDictFilter) tileEntity.filters.get(getFilterIndex() + i));
}
else if(tileEntity.filters.get(getFilterIndex() + i) instanceof TModIDFilter)
{
modIDFilters.add((TModIDFilter) tileEntity.filters.get(getFilterIndex() + i));
}
}
for(final TransporterFilter filter : tileEntity.filters)
{
if(filter instanceof TOreDictFilter && !oreDictFilters.contains(filter))
{
if(oreDictStacks.containsKey(filter))
{
oreDictStacks.remove(filter);
}
}
else if(filter instanceof TModIDFilter && !modIDFilters.contains(filter))
{
if(modIDStacks.containsKey(filter))
{
modIDStacks.remove(filter);
}
}
}
}
@Override
public void mouseClicked(int mouseX, int mouseY, int mouseBtn) throws IOException
{
super.mouseClicked(mouseX, mouseY, mouseBtn);
// Get mouse position relative to gui
final int xAxis = mouseX - guiLeft;
final int yAxis = mouseY - guiTop;
if(mouseBtn == 0)
{
// Check for scrollbar interaction
if(xAxis >= 154 && xAxis <= 166 && yAxis >= getScroll() + 18 && yAxis <= getScroll() + 18 + 15)
{
if(needsScrollBars())
{
dragOffset = yAxis - (getScroll() + 18);
isDragging = true;
}
else {
scroll = 0;
}
}
// Check for filter interaction
for(int i = 0; i < 4; i++)
{
if(tileEntity.filters.get(getFilterIndex() + i) != null)
{
final int yStart = i * 29 + 18;
if(xAxis >= 56 && xAxis <= 152 && yAxis >= yStart && yAxis <= yStart + 29)
{
// 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(3);
data.add(getFilterIndex() + i);
Mekanism.packetHandler.sendToServer(new TileEntityMessage(Coord4D.get(tileEntity), data));
SoundHandler.playSound(SoundEvents.UI_BUTTON_CLICK);
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(4);
data.add(getFilterIndex() + i);
Mekanism.packetHandler.sendToServer(new TileEntityMessage(Coord4D.get(tileEntity), data));
SoundHandler.playSound(SoundEvents.UI_BUTTON_CLICK);
return;
}
}
final TransporterFilter filter = tileEntity.filters.get(getFilterIndex() + i);
if(filter instanceof TItemStackFilter)
{
SoundHandler.playSound(SoundEvents.UI_BUTTON_CLICK);
Mekanism.packetHandler.sendToServer(new LogisticalSorterGuiMessage(SorterGuiPacket.SERVER_INDEX, Coord4D.get(tileEntity), 1, getFilterIndex() + i, 0));
}
else if(filter instanceof TOreDictFilter)
{
SoundHandler.playSound(SoundEvents.UI_BUTTON_CLICK);
Mekanism.packetHandler.sendToServer(new LogisticalSorterGuiMessage(SorterGuiPacket.SERVER_INDEX, Coord4D.get(tileEntity), 2, getFilterIndex() + i, 0));
}
else if(filter instanceof TMaterialFilter)
{
SoundHandler.playSound(SoundEvents.UI_BUTTON_CLICK);
Mekanism.packetHandler.sendToServer(new LogisticalSorterGuiMessage(SorterGuiPacket.SERVER_INDEX, Coord4D.get(tileEntity), 3, getFilterIndex() + i, 0));
}
else if(filter instanceof TModIDFilter)
{
SoundHandler.playSound(SoundEvents.UI_BUTTON_CLICK);
Mekanism.packetHandler.sendToServer(new LogisticalSorterGuiMessage(SorterGuiPacket.SERVER_INDEX, Coord4D.get(tileEntity), 5, getFilterIndex() + i, 0));
}
}
}
}
// Check for auto eject button
if(xAxis >= 12 && xAxis <= 26 && yAxis >= 110 && yAxis <= 124)
{
final ArrayList data = new ArrayList();
data.add(1);
Mekanism.packetHandler.sendToServer(new TileEntityMessage(Coord4D.get(tileEntity), data));
SoundHandler.playSound(SoundEvents.UI_BUTTON_CLICK);
}
// Check for round robin button
if(xAxis >= 12 && xAxis <= 26 && yAxis >= 84 && yAxis <= 98)
{
final ArrayList data = new ArrayList();
data.add(2);
Mekanism.packetHandler.sendToServer(new TileEntityMessage(Coord4D.get(tileEntity), data));
SoundHandler.playSound(SoundEvents.UI_BUTTON_CLICK);
}
}
if(Keyboard.isKeyDown(Keyboard.KEY_LSHIFT) && mouseBtn == 0)
{
mouseBtn = 2;
}
// Check for default colour button
if(xAxis >= 13 && xAxis <= 29 && yAxis >= 137 && yAxis <= 153)
{
final ArrayList data = new ArrayList();
data.add(0);
data.add(mouseBtn);
Mekanism.packetHandler.sendToServer(new TileEntityMessage(Coord4D.get(tileEntity), data));
SoundHandler.playSound(MekanismSounds.DING);
}
}
@Override
protected void mouseClickMove(int mouseX, int mouseY, int button, long ticks)
{
super.mouseClickMove(mouseX, mouseY, button, ticks);
// Get mouse position relative to gui
final int xAxis = mouseX - guiLeft;
final int yAxis = mouseY - guiTop;
if(isDragging)
{
scroll = Math.min(Math.max((yAxis - 18 - dragOffset) / 123F, 0), 1);
}
}
@Override
protected void mouseReleased(int mouseX, int mouseY, int type)
{
super.mouseReleased(mouseX, mouseY, type);
if(type == 0 && isDragging)
{
dragOffset = 0;
isDragging = false;
}
}
/**
* Handles mouse input.
*/
@Override
public void handleMouseInput() throws IOException
{
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();
// Add buttons to gui
buttonList.clear();
buttonList.add(new GuiButton(BUTTON_NEW, guiLeft + 56, guiTop + 136, 96, 20, LangUtils.localize("gui.newFilter")));
}
@Override
protected void actionPerformed(GuiButton guibutton) throws IOException
{
super.actionPerformed(guibutton);
if(guibutton.id == BUTTON_NEW)
{
Mekanism.packetHandler.sendToServer(new LogisticalSorterGuiMessage(SorterGuiPacket.SERVER, Coord4D.get(tileEntity), 4, 0, 0));
}
}
@Override
protected void drawGuiContainerForegroundLayer(int mouseX, int mouseY)
{
// Get mouse position relative to gui
final int xAxis = mouseX - guiLeft;
final int yAxis = mouseY - guiTop;
// Write to info display
fontRendererObj.drawString(tileEntity.getName(), 43, 6, 0x404040);
fontRendererObj.drawString(LangUtils.localize("gui.filters") + ":", 11, 19, 0x00CD00);
fontRendererObj.drawString("T: " + tileEntity.filters.size(), 11, 28, 0x00CD00);
fontRendererObj.drawString("RR:", 12, 74, 0x00CD00);
fontRendererObj.drawString(LangUtils.localize("gui." + (tileEntity.roundRobin ? "on" : "off")), 27, 86, 0x00CD00);
fontRendererObj.drawString(LangUtils.localize("gui.logisticalSorter.auto") + ":", 12, 100, 0x00CD00);
fontRendererObj.drawString(LangUtils.localize("gui." + (tileEntity.autoEject ? "on" : "off")), 27, 112, 0x00CD00);
fontRendererObj.drawString(LangUtils.localize("gui.logisticalSorter.default") + ":", 12, 126, 0x00CD00);
// Draw filters
for(int i = 0; i < 4; i++)
{
if(tileEntity.filters.get(getFilterIndex() + i) != null)
{
final TransporterFilter filter = tileEntity.filters.get(getFilterIndex() + i);
final int yStart = i * filterH + filterY;
if(filter instanceof TItemStackFilter)
{
final TItemStackFilter itemFilter = (TItemStackFilter) filter;
if(itemFilter.itemType != null)
{
GlStateManager.pushMatrix();
RenderHelper.enableGUIStandardItemLighting();
itemRender.renderItemAndEffectIntoGUI(itemFilter.itemType, 59, yStart + 3);
RenderHelper.disableStandardItemLighting();
GlStateManager.popMatrix();
}
fontRendererObj.drawString(LangUtils.localize("gui.itemFilter"), 78, yStart + 2, 0x404040);
fontRendererObj.drawString(filter.color != null ? filter.color.getColoredName() : LangUtils.localize("gui.none"), 78, yStart + 11, 0x404040);
}
else if(filter instanceof TOreDictFilter)
{
final TOreDictFilter oreFilter = (TOreDictFilter) filter;
if(!oreDictStacks.containsKey(oreFilter))
{
updateStackList(oreFilter);
}
if(oreDictStacks.get(filter).renderStack != null)
{
try {
GlStateManager.pushMatrix();
RenderHelper.enableGUIStandardItemLighting();
itemRender.renderItemAndEffectIntoGUI(oreDictStacks.get(filter).renderStack, 59, yStart + 3);
RenderHelper.disableStandardItemLighting();
GlStateManager.popMatrix();
} catch(final Exception e) {}
}
fontRendererObj.drawString(LangUtils.localize("gui.oredictFilter"), 78, yStart + 2, 0x404040);
fontRendererObj.drawString(filter.color != null ? filter.color.getColoredName() : LangUtils.localize("gui.none"), 78, yStart + 11, 0x404040);
}
else if(filter instanceof TMaterialFilter)
{
final TMaterialFilter itemFilter = (TMaterialFilter) filter;
if(itemFilter.materialItem != null)
{
GlStateManager.pushMatrix();
RenderHelper.enableGUIStandardItemLighting();
itemRender.renderItemAndEffectIntoGUI(itemFilter.materialItem, 59, yStart + 3);
RenderHelper.disableStandardItemLighting();
GlStateManager.popMatrix();
}
fontRendererObj.drawString(LangUtils.localize("gui.materialFilter"), 78, yStart + 2, 0x404040);
fontRendererObj.drawString(filter.color != null ? filter.color.getColoredName() : LangUtils.localize("gui.none"), 78, yStart + 11, 0x404040);
}
else if(filter instanceof TModIDFilter)
{
final TModIDFilter modFilter = (TModIDFilter) filter;
if(!modIDStacks.containsKey(modFilter))
{
updateStackList(modFilter);
}
if(modIDStacks.get(filter).renderStack != null)
{
try {
GlStateManager.pushMatrix();
RenderHelper.enableGUIStandardItemLighting();
itemRender.renderItemAndEffectIntoGUI(modIDStacks.get(filter).renderStack, 59, yStart + 3);
RenderHelper.disableStandardItemLighting();
GlStateManager.popMatrix();
} catch(final Exception e) {}
}
fontRendererObj.drawString(LangUtils.localize("gui.modIDFilter"), 78, yStart + 2, 0x404040);
fontRendererObj.drawString(filter.color != null ? filter.color.getColoredName() : LangUtils.localize("gui.none"), 78, yStart + 11, 0x404040);
}
// Draw hovertext for sorting buttons
final int arrowX = filterX + filterW - 12;
if(getFilterIndex() + i > 0)
{
if(xAxis >= arrowX && xAxis <= arrowX + 10 && yAxis >= yStart + 14 && yAxis <= yStart + 20)
{
drawCreativeTabHoveringText(LangUtils.localize("gui.moveUp"), xAxis, yAxis);
}
}
if(getFilterIndex() + i < tileEntity.filters.size() - 1)
{
if(xAxis >= arrowX && xAxis <= arrowX + 10 && yAxis >= yStart + 21 && yAxis <= yStart + 27)
{
drawCreativeTabHoveringText(LangUtils.localize("gui.moveDown"), xAxis, yAxis);
}
}
}
}
if(tileEntity.color != null)
{
GlStateManager.pushMatrix();
GL11.glColor4f(1, 1, 1, 1);
GL11.glEnable(GL11.GL_LIGHTING);
GL11.glEnable(GL12.GL_RESCALE_NORMAL);
mc.getTextureManager().bindTexture(MekanismRenderer.getBlocksTexture());
drawTexturedRectFromIcon(13, 137, MekanismRenderer.getColorIcon(tileEntity.color), 16, 16);
GL11.glDisable(GL11.GL_LIGHTING);
GlStateManager.popMatrix();
}
// Draw tooltips for buttons
if(xAxis >= 13 && xAxis <= 29 && yAxis >= 137 && yAxis <= 153)
{
if(tileEntity.color != null)
{
drawCreativeTabHoveringText(tileEntity.color.getColoredName(), xAxis, yAxis);
}
else {
drawCreativeTabHoveringText(LangUtils.localize("gui.none"), xAxis, yAxis);
}
}
if(xAxis >= 12 && xAxis <= 26 && yAxis >= 110 && yAxis <= 124)
{
drawCreativeTabHoveringText(LangUtils.localize("gui.autoEject"), xAxis, yAxis);
}
if(xAxis >= 12 && xAxis <= 26 && yAxis >= 84 && yAxis <= 98)
{
drawCreativeTabHoveringText(LangUtils.localize("gui.logisticalSorter.roundRobin"), xAxis, yAxis);
}
super.drawGuiContainerForegroundLayer(mouseX, mouseY);
}
@Override
protected void drawGuiContainerBackgroundLayer(float partialTick, int mouseX, int mouseY)
{
super.drawGuiContainerBackgroundLayer(partialTick, mouseX, mouseY);
// Draw main gui background
mc.renderEngine.bindTexture(MekanismUtils.getResource(ResourceType.GUI, "GuiLogisticalSorter.png"));
GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
drawTexturedModalRect(guiLeft, guiTop, 0, 0, xSize, ySize);
// Draw scrollbar
drawTexturedModalRect(guiLeft + scrollX, guiTop + scrollY + getScroll(), 232 + (needsScrollBars() ? 0 : 12), 0, 12, 15);
// Get mouse position relative to gui
final int xAxis = mouseX - guiLeft;
final int yAxis = mouseY - guiTop;
// Draw filter backgrounds
for(int i = 0; i < 4; i++)
{
if(tileEntity.filters.get(getFilterIndex() + i) != null)
{
final TransporterFilter filter = tileEntity.filters.get(getFilterIndex() + i);
final int yStart = i * filterH + filterY;
// Flag for mouse over this filter
boolean mouseOver = xAxis >= filterX && xAxis <= filterX + filterW && yAxis >= yStart && yAxis <= yStart + filterH;
// Change colour based on filter type
if(filter instanceof TItemStackFilter)
{
MekanismRenderer.color(EnumColor.INDIGO, 1.0F, 2.5F);
}
else if(filter instanceof TOreDictFilter)
{
MekanismRenderer.color(EnumColor.BRIGHT_GREEN, 1.0F, 2.5F);
}
else if(filter instanceof TMaterialFilter)
{
MekanismRenderer.color(EnumColor.PURPLE, 1.0F, 4F);
}
else if(filter instanceof TModIDFilter)
{
MekanismRenderer.color(EnumColor.PINK, 1.0F, 2.5F);
}
drawTexturedModalRect(guiLeft + filterX, guiTop + yStart, mouseOver ? 0 : filterW, 166, filterW, filterH);
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);
}
}
}
// Draw gui buttons
if(xAxis >= 12 && xAxis <= 26 && yAxis >= 110 && yAxis <= 124)
{
drawTexturedModalRect(guiLeft + 12, guiTop + 110, 176, 0, 14, 14);
}
else {
drawTexturedModalRect(guiLeft + 12, guiTop + 110, 176, 14, 14, 14);
}
if(xAxis >= 12 && xAxis <= 26 && yAxis >= 84 && yAxis <= 98)
{
drawTexturedModalRect(guiLeft + 12, guiTop + 84, 176 + 14, 0, 14, 14);
}
else {
drawTexturedModalRect(guiLeft + 12, guiTop + 84, 176 + 14, 14, 14, 14);
}
}
private void updateStackList(TOreDictFilter filter)
{
if(!oreDictStacks.containsKey(filter))
{
oreDictStacks.put(filter, new StackData());
}
oreDictStacks.get(filter).iterStacks = OreDictCache.getOreDictStacks(filter.oreDictName, false);
stackSwitch = 0;
updateScreen();
oreDictStacks.get(filter).stackIndex = -1;
}
private void updateStackList(TModIDFilter filter)
{
if(!modIDStacks.containsKey(filter))
{
modIDStacks.put(filter, new StackData());
}
modIDStacks.get(filter).iterStacks = OreDictCache.getModIDStacks(filter.modID, false);
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;
}
}