/
ItemListOverlay.java
592 lines (509 loc) · 18.5 KB
/
ItemListOverlay.java
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package mezz.jei.gui;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import java.awt.*;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Objects;
import com.google.common.collect.ImmutableList;
import com.mojang.realmsclient.gui.ChatFormatting;
import mezz.jei.Internal;
import mezz.jei.ItemFilter;
import mezz.jei.JustEnoughItems;
import mezz.jei.api.IItemListOverlay;
import mezz.jei.api.gui.IAdvancedGuiHandler;
import mezz.jei.api.gui.IDrawable;
import mezz.jei.config.Config;
import mezz.jei.config.Constants;
import mezz.jei.config.JEIModConfigGui;
import mezz.jei.gui.ingredients.GuiItemStackFast;
import mezz.jei.gui.ingredients.GuiItemStackFastList;
import mezz.jei.gui.ingredients.GuiItemStackGroup;
import mezz.jei.input.GuiTextFieldFilter;
import mezz.jei.input.ICloseable;
import mezz.jei.input.IKeyable;
import mezz.jei.input.IMouseHandler;
import mezz.jei.input.IShowsRecipeFocuses;
import mezz.jei.network.packets.PacketDeletePlayerItem;
import mezz.jei.network.packets.PacketJEI;
import mezz.jei.util.ItemStackElement;
import mezz.jei.util.Log;
import mezz.jei.util.MathUtil;
import mezz.jei.util.Translator;
import net.minecraft.client.Minecraft;
import net.minecraft.client.entity.EntityPlayerSP;
import net.minecraft.client.gui.FontRenderer;
import net.minecraft.client.gui.GuiButton;
import net.minecraft.client.gui.GuiScreen;
import net.minecraft.client.gui.inventory.GuiContainer;
import net.minecraft.client.renderer.GlStateManager;
import net.minecraft.client.renderer.RenderHelper;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
import net.minecraft.util.ChatAllowedCharacters;
import net.minecraft.util.ResourceLocation;
import net.minecraftforge.fml.client.config.GuiButtonExt;
import net.minecraftforge.fml.client.config.HoverChecker;
import org.lwjgl.input.Keyboard;
public class ItemListOverlay implements IItemListOverlay, IShowsRecipeFocuses, IMouseHandler, IKeyable, ICloseable {
private static final int borderPadding = 2;
private static final int searchHeight = 16;
private static final int buttonSize = 20;
private static final String nextLabel = ">";
private static final String backLabel = "<";
private static final int itemStackPadding = 1;
private static final int itemStackWidth = GuiItemStackGroup.getWidth(itemStackPadding);
private static final int itemStackHeight = GuiItemStackGroup.getHeight(itemStackPadding);
private static int firstItemIndex = 0;
@Nonnull
private final ItemFilter itemFilter;
@Nonnull
private final List<IAdvancedGuiHandler<?>> advancedGuiHandlers;
private final GuiItemStackFastList guiItemStacks = new GuiItemStackFastList();
private GuiButton nextButton;
private GuiButton backButton;
private GuiButton configButton;
private IDrawable configButtonIcon;
private IDrawable configButtonCheatIcon;
private HoverChecker configButtonHoverChecker;
private GuiTextFieldFilter searchField;
private String pageNumDisplayString;
private int pageNumDisplayX;
private int pageNumDisplayY;
private GuiItemStackFast hovered = null;
// properties of the gui we're beside
@Nullable
private GuiProperties guiProperties;
@Nullable
private List<Rectangle> guiAreas;
@Nonnull
private List<IAdvancedGuiHandler<?>> activeAdvancedGuiHandlers = Collections.emptyList();
private boolean open = false;
public ItemListOverlay(@Nonnull ItemFilter itemFilter, @Nonnull List<IAdvancedGuiHandler<?>> advancedGuiHandlers) {
this.itemFilter = itemFilter;
this.advancedGuiHandlers = advancedGuiHandlers;
}
public void initGui(@Nonnull GuiScreen guiScreen) {
GuiProperties guiProperties = GuiProperties.create(guiScreen);
if (guiProperties == null) {
return;
}
this.guiProperties = guiProperties;
this.activeAdvancedGuiHandlers = getActiveAdvancedGuiHandlers(guiScreen);
if (!activeAdvancedGuiHandlers.isEmpty() && guiScreen instanceof GuiContainer) {
GuiContainer guiContainer = (GuiContainer) guiScreen;
guiAreas = getGuiAreas(guiContainer);
} else {
guiAreas = null;
}
final int columns = getColumns();
if (columns < 4) {
close();
return;
}
final int rows = getRows();
final int xSize = columns * itemStackWidth;
final int xEmptySpace = guiProperties.getScreenWidth() - guiProperties.getGuiLeft() - guiProperties.getGuiXSize() - xSize;
final int leftEdge = guiProperties.getGuiLeft() + guiProperties.getGuiXSize() + (xEmptySpace / 2);
final int rightEdge = leftEdge + xSize;
final int yItemButtonSpace = getItemButtonYSpace();
final int itemButtonsHeight = rows * itemStackHeight;
final int buttonStartY = buttonSize + (2 * borderPadding) + (yItemButtonSpace - itemButtonsHeight) / 2;
createItemButtons(guiItemStacks, guiAreas, leftEdge, buttonStartY, columns, rows);
nextButton = new GuiButtonExt(0, rightEdge - buttonSize, borderPadding, buttonSize, buttonSize, nextLabel);
backButton = new GuiButtonExt(1, leftEdge, borderPadding, buttonSize, buttonSize, backLabel);
int configButtonX = rightEdge - buttonSize + 1;
int configButtonY = guiProperties.getScreenHeight() - buttonSize - borderPadding;
configButton = new GuiButtonExt(2, configButtonX, configButtonY, buttonSize, buttonSize, null);
ResourceLocation configButtonIconLocation = new ResourceLocation(Constants.RESOURCE_DOMAIN, Constants.TEXTURE_GUI_PATH + "recipeBackground.png");
GuiHelper guiHelper = Internal.getHelpers().getGuiHelper();
configButtonIcon = guiHelper.createDrawable(configButtonIconLocation, 0, 166, 16, 16);
configButtonCheatIcon = guiHelper.createDrawable(configButtonIconLocation, 16, 166, 16, 16);
configButtonHoverChecker = new HoverChecker(configButton, 0);
int searchFieldY = guiProperties.getScreenHeight() - searchHeight - borderPadding - 2;
int searchFieldWidth = rightEdge - leftEdge - buttonSize - 1;
FontRenderer fontRenderer = Minecraft.getMinecraft().fontRendererObj;
searchField = new GuiTextFieldFilter(0, fontRenderer, leftEdge, searchFieldY, searchFieldWidth, searchHeight);
setKeyboardFocus(false);
searchField.setItemFilter(itemFilter);
updateLayout();
open();
}
@Nonnull
private List<IAdvancedGuiHandler<?>> getActiveAdvancedGuiHandlers(@Nonnull GuiScreen guiScreen) {
List<IAdvancedGuiHandler<?>> activeAdvancedGuiHandler = new ArrayList<>();
if (guiScreen instanceof GuiContainer) {
GuiContainer guiContainer = (GuiContainer) guiScreen;
for (IAdvancedGuiHandler<?> advancedGuiHandler : advancedGuiHandlers) {
if (advancedGuiHandler.getGuiContainerClass().isAssignableFrom(guiContainer.getClass())) {
activeAdvancedGuiHandler.add(advancedGuiHandler);
}
}
}
return activeAdvancedGuiHandler;
}
private List<Rectangle> getGuiAreas(GuiContainer guiContainer) {
List<Rectangle> guiAreas = new ArrayList<>();
for (IAdvancedGuiHandler<?> advancedGuiHandler : activeAdvancedGuiHandlers) {
List<Rectangle> guiExtraAreas = getGuiAreas(guiContainer, advancedGuiHandler);
if (guiExtraAreas != null) {
guiAreas.addAll(guiExtraAreas);
}
}
return guiAreas;
}
private <T extends GuiContainer> List<Rectangle> getGuiAreas(GuiContainer guiContainer, IAdvancedGuiHandler<T> advancedGuiHandler) {
if (advancedGuiHandler.getGuiContainerClass().isAssignableFrom(guiContainer.getClass())) {
T guiT = advancedGuiHandler.getGuiContainerClass().cast(guiContainer);
return advancedGuiHandler.getGuiExtraAreas(guiT);
}
return null;
}
public void updateGui(@Nonnull GuiScreen guiScreen) {
if (this.guiProperties == null) {
initGui(guiScreen);
} else {
GuiProperties guiProperties = GuiProperties.create(guiScreen);
if (guiProperties == null) {
return;
}
if (!this.guiProperties.equals(guiProperties)) {
initGui(guiScreen);
} else if (!activeAdvancedGuiHandlers.isEmpty() && guiScreen instanceof GuiContainer) {
GuiContainer guiContainer = (GuiContainer) guiScreen;
List<Rectangle> guiAreas = getGuiAreas(guiContainer);
if (!Objects.equals(this.guiAreas, guiAreas)) {
initGui(guiContainer);
}
}
}
}
private static void createItemButtons(@Nonnull GuiItemStackFastList guiItemStacks, @Nullable List<Rectangle> guiAreas, final int xStart, final int yStart, final int columnCount, final int rowCount) {
guiItemStacks.clear();
for (int row = 0; row < rowCount; row++) {
int y = yStart + (row * itemStackHeight);
for (int column = 0; column < columnCount; column++) {
int x = xStart + (column * itemStackWidth);
GuiItemStackFast guiItemStackFast = new GuiItemStackFast(x, y, itemStackPadding);
if (guiAreas != null) {
Rectangle stackArea = guiItemStackFast.getArea();
if (intersects(guiAreas, stackArea)) {
continue;
}
}
guiItemStacks.add(guiItemStackFast);
}
}
}
private static boolean intersects(List<Rectangle> areas, Rectangle comparisonArea) {
for (Rectangle area : areas) {
if (area.intersects(comparisonArea)) {
return true;
}
}
return false;
}
private void updateLayout() {
ImmutableList<ItemStackElement> itemList = itemFilter.getItemList();
guiItemStacks.set(firstItemIndex, itemList);
FontRenderer fontRendererObj = Minecraft.getMinecraft().fontRendererObj;
pageNumDisplayString = (getPageNum() + 1) + "/" + getPageCount();
int pageDisplayWidth = fontRendererObj.getStringWidth(pageNumDisplayString);
pageNumDisplayX = ((backButton.xPosition + backButton.width) + nextButton.xPosition) / 2 - (pageDisplayWidth / 2);
pageNumDisplayY = backButton.yPosition + Math.round((backButton.height - fontRendererObj.FONT_HEIGHT) / 2.0f);
searchField.update();
}
private void nextPage() {
final int itemsCount = itemFilter.size();
if (itemsCount == 0) {
firstItemIndex = 0;
return;
}
firstItemIndex += guiItemStacks.size();
if (firstItemIndex >= itemsCount) {
firstItemIndex = 0;
}
updateLayout();
}
private void previousPage() {
final int itemsPerPage = guiItemStacks.size();
if (itemsPerPage == 0) {
firstItemIndex = 0;
return;
}
final int itemsCount = itemFilter.size();
int pageNum = firstItemIndex / itemsPerPage;
if (pageNum == 0) {
pageNum = itemsCount / itemsPerPage;
} else {
pageNum--;
}
firstItemIndex = itemsPerPage * pageNum;
if (firstItemIndex > 0 && firstItemIndex == itemsCount) {
pageNum--;
firstItemIndex = itemsPerPage * pageNum;
}
updateLayout();
}
public void drawScreen(@Nonnull Minecraft minecraft, int mouseX, int mouseY) {
if (!isOpen()) {
return;
}
GlStateManager.disableLighting();
minecraft.fontRendererObj.drawString(pageNumDisplayString, pageNumDisplayX, pageNumDisplayY, Color.white.getRGB(), true);
searchField.drawTextBox();
nextButton.drawButton(minecraft, mouseX, mouseY);
backButton.drawButton(minecraft, mouseX, mouseY);
configButton.drawButton(minecraft, mouseX, mouseY);
IDrawable icon = Config.isCheatItemsEnabled() ? configButtonCheatIcon : configButtonIcon;
icon.draw(minecraft, configButton.xPosition + 2, configButton.yPosition + 2);
GlStateManager.disableBlend();
if (shouldShowDeleteItemTooltip(minecraft)) {
hovered = guiItemStacks.render(minecraft, false, mouseX, mouseY);
} else {
boolean mouseOver = isMouseOver(mouseX, mouseY);
hovered = guiItemStacks.render(minecraft, mouseOver, mouseX, mouseY);
}
if (hovered != null) {
RenderHelper.enableGUIStandardItemLighting();
hovered.drawHovered(minecraft);
RenderHelper.disableStandardItemLighting();
}
GlStateManager.enableAlpha();
}
private boolean shouldShowDeleteItemTooltip(Minecraft minecraft) {
if (Config.isDeleteItemsInCheatModeActive()) {
EntityPlayer player = minecraft.thePlayer;
if (player.inventory.getItemStack() != null) {
return true;
}
}
return false;
}
public void drawTooltips(@Nonnull Minecraft minecraft, int mouseX, int mouseY) {
if (!isOpen()) {
return;
}
boolean mouseOver = isMouseOver(mouseX, mouseY);
if (mouseOver && shouldShowDeleteItemTooltip(minecraft)) {
String deleteItem = Translator.translateToLocal("jei.tooltip.delete.item");
TooltipRenderer.drawHoveringText(minecraft, deleteItem, mouseX, mouseY);
}
if (hovered != null) {
hovered.drawTooltip(minecraft, mouseX, mouseY);
}
if (configButtonHoverChecker.checkHover(mouseX, mouseY)) {
String configString = Translator.translateToLocal("jei.tooltip.config");
if (Config.isCheatItemsEnabled()) {
List<String> tooltip = Arrays.asList(
configString,
ChatFormatting.RED + Translator.translateToLocal("jei.tooltip.cheat.mode")
);
TooltipRenderer.drawHoveringText(minecraft, tooltip, mouseX, mouseY);
} else {
TooltipRenderer.drawHoveringText(minecraft, configString, mouseX, mouseY);
}
}
}
public void handleTick() {
if (searchField != null) {
searchField.updateCursorCounter();
}
}
@Override
public boolean isMouseOver(int mouseX, int mouseY) {
if (guiProperties == null || !isOpen() || (mouseX < guiProperties.getGuiLeft() + guiProperties.getGuiXSize())) {
return false;
}
if (guiAreas != null) {
for (Rectangle guiArea : guiAreas) {
if (guiArea.contains(mouseX, mouseY)) {
return false;
}
}
}
return true;
}
@Override
@Nullable
public Focus getFocusUnderMouse(int mouseX, int mouseY) {
if (!isMouseOver(mouseX, mouseY)) {
return null;
}
Focus focus = guiItemStacks.getFocusUnderMouse(mouseX, mouseY);
if (focus != null) {
setKeyboardFocus(false);
focus.setAllowsCheating();
}
return focus;
}
@Override
public boolean canSetFocusWithMouse() {
return true;
}
@Override
public boolean handleMouseClicked(int mouseX, int mouseY, int mouseButton) {
if (!isMouseOver(mouseX, mouseY)) {
setKeyboardFocus(false);
return false;
}
if (Config.isDeleteItemsInCheatModeActive()) {
Minecraft minecraft = Minecraft.getMinecraft();
EntityPlayerSP player = minecraft.thePlayer;
ItemStack itemStack = player.inventory.getItemStack();
if (itemStack != null) {
player.inventory.setItemStack(null);
PacketJEI packet = new PacketDeletePlayerItem(itemStack);
JustEnoughItems.getProxy().sendPacketToServer(packet);
return true;
}
}
boolean buttonClicked = handleMouseClickedButtons(mouseX, mouseY);
if (buttonClicked) {
setKeyboardFocus(false);
return true;
}
return handleMouseClickedSearch(mouseX, mouseY, mouseButton);
}
@Override
public boolean handleMouseScrolled(int mouseX, int mouseY, int scrollDelta) {
if (!isMouseOver(mouseX, mouseY)) {
return false;
}
if (scrollDelta < 0) {
nextPage();
return true;
} else if (scrollDelta > 0) {
previousPage();
return true;
}
return false;
}
private boolean handleMouseClickedButtons(int mouseX, int mouseY) {
Minecraft minecraft = Minecraft.getMinecraft();
if (nextButton.mousePressed(minecraft, mouseX, mouseY)) {
nextPage();
nextButton.playPressSound(minecraft.getSoundHandler());
return true;
} else if (backButton.mousePressed(minecraft, mouseX, mouseY)) {
previousPage();
backButton.playPressSound(minecraft.getSoundHandler());
return true;
} else if (configButton.mousePressed(minecraft, mouseX, mouseY)) {
close();
configButton.playPressSound(minecraft.getSoundHandler());
GuiScreen configScreen = new JEIModConfigGui(minecraft.currentScreen);
minecraft.displayGuiScreen(configScreen);
return true;
}
return false;
}
private boolean handleMouseClickedSearch(int mouseX, int mouseY, int mouseButton) {
boolean searchClicked = searchField.isMouseOver(mouseX, mouseY);
setKeyboardFocus(searchClicked);
if (searchClicked && searchField.handleMouseClicked(mouseX, mouseY, mouseButton)) {
updateLayout();
}
return searchClicked;
}
@Override
public boolean hasKeyboardFocus() {
return searchField != null && searchField.isFocused();
}
@Override
public void setKeyboardFocus(boolean keyboardFocus) {
if (searchField != null) {
searchField.setFocused(keyboardFocus);
}
}
@Override
public boolean onKeyPressed(int keyCode) {
if (hasKeyboardFocus()) {
char character = Keyboard.getEventCharacter();
boolean changed = searchField.textboxKeyTyped(character, Keyboard.getEventKey());
if (changed) {
while (firstItemIndex >= itemFilter.size() && firstItemIndex > 0) {
previousPage();
}
updateLayout();
}
return changed || ChatAllowedCharacters.isAllowedCharacter(character);
}
return false;
}
private int getItemButtonXSpace() {
if (guiProperties == null) {
return 0;
}
return guiProperties.getScreenWidth() - (guiProperties.getGuiLeft() + guiProperties.getGuiXSize() + (2 * borderPadding));
}
private int getItemButtonYSpace() {
if (guiProperties == null) {
return 0;
}
return guiProperties.getScreenHeight() - (buttonSize + searchHeight + 2 + (4 * borderPadding));
}
private int getColumns() {
return getItemButtonXSpace() / itemStackWidth;
}
private int getRows() {
return getItemButtonYSpace() / itemStackHeight;
}
private int getPageCount() {
final int itemCount = itemFilter.size();
final int stacksPerPage = guiItemStacks.size();
if (stacksPerPage == 0) {
return 1;
}
int pageCount = MathUtil.divideCeil(itemCount, stacksPerPage);
pageCount = Math.max(1, pageCount);
return pageCount;
}
private int getPageNum() {
final int stacksPerPage = guiItemStacks.size();
if (stacksPerPage == 0) {
return 1;
}
return firstItemIndex / stacksPerPage;
}
public void open() {
open = true;
setKeyboardFocus(false);
}
@Override
public void close() {
open = false;
setKeyboardFocus(false);
Config.saveFilterText();
}
@Override
public boolean isOpen() {
return open && Config.isOverlayEnabled();
}
@Nullable
@Override
public ItemStack getStackUnderMouse() {
if (hovered == null) {
return null;
} else {
return hovered.getItemStack();
}
}
@Override
public void setFilterText(@Nullable String filterText) {
if (filterText == null) {
Log.error("null filterText", new NullPointerException());
return;
}
searchField.setText(filterText);
Config.setFilterText(filterText);
updateLayout();
}
@Nonnull
@Override
public String getFilterText() {
return itemFilter.getFilterText();
}
}