minecraft-src/net/minecraft/client/gui/components/ChatComponent.java
2025-07-04 03:15:13 +03:00

534 lines
16 KiB
Java

package net.minecraft.client.gui.components;
import com.google.common.collect.Lists;
import com.mojang.logging.LogUtils;
import java.util.ArrayList;
import java.util.List;
import java.util.ListIterator;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.minecraft.ChatFormatting;
import net.minecraft.Optionull;
import net.minecraft.client.GuiMessage;
import net.minecraft.client.GuiMessageTag;
import net.minecraft.client.Minecraft;
import net.minecraft.client.GuiMessage.Line;
import net.minecraft.client.GuiMessageTag.Icon;
import net.minecraft.client.gui.GuiGraphics;
import net.minecraft.client.gui.screens.ChatScreen;
import net.minecraft.client.multiplayer.chat.ChatListener;
import net.minecraft.network.chat.Component;
import net.minecraft.network.chat.MessageSignature;
import net.minecraft.network.chat.Style;
import net.minecraft.util.ARGB;
import net.minecraft.util.ArrayListDeque;
import net.minecraft.util.FormattedCharSequence;
import net.minecraft.util.Mth;
import net.minecraft.util.profiling.Profiler;
import net.minecraft.util.profiling.ProfilerFiller;
import net.minecraft.world.entity.player.ChatVisiblity;
import org.jetbrains.annotations.Nullable;
import org.slf4j.Logger;
@Environment(EnvType.CLIENT)
public class ChatComponent {
private static final Logger LOGGER = LogUtils.getLogger();
private static final int MAX_CHAT_HISTORY = 100;
private static final int MESSAGE_NOT_FOUND = -1;
private static final int MESSAGE_INDENT = 4;
private static final int MESSAGE_TAG_MARGIN_LEFT = 4;
private static final int BOTTOM_MARGIN = 40;
private static final int TIME_BEFORE_MESSAGE_DELETION = 60;
private static final Component DELETED_CHAT_MESSAGE = Component.translatable("chat.deleted_marker").withStyle(ChatFormatting.GRAY, ChatFormatting.ITALIC);
private final Minecraft minecraft;
/**
* A list of messages previously sent through the chat GUI
*/
private final ArrayListDeque<String> recentChat = new ArrayListDeque<>(100);
/**
* Chat lines to be displayed in the chat box
*/
private final List<GuiMessage> allMessages = Lists.<GuiMessage>newArrayList();
/**
* List of the ChatLines currently drawn
*/
private final List<Line> trimmedMessages = Lists.<Line>newArrayList();
private int chatScrollbarPos;
private boolean newMessageSinceScroll;
private final List<ChatComponent.DelayedMessageDeletion> messageDeletionQueue = new ArrayList();
public ChatComponent(Minecraft minecraft) {
this.minecraft = minecraft;
this.recentChat.addAll(minecraft.commandHistory().history());
}
public void tick() {
if (!this.messageDeletionQueue.isEmpty()) {
this.processMessageDeletionQueue();
}
}
public void render(GuiGraphics guiGraphics, int tickCount, int mouseX, int mouseY, boolean focused) {
if (!this.isChatHidden()) {
int i = this.getLinesPerPage();
int j = this.trimmedMessages.size();
if (j > 0) {
ProfilerFiller profilerFiller = Profiler.get();
profilerFiller.push("chat");
float f = (float)this.getScale();
int k = Mth.ceil(this.getWidth() / f);
int l = guiGraphics.guiHeight();
guiGraphics.pose().pushPose();
guiGraphics.pose().scale(f, f, 1.0F);
guiGraphics.pose().translate(4.0F, 0.0F, 0.0F);
int m = Mth.floor((l - 40) / f);
int n = this.getMessageEndIndexAt(this.screenToChatX(mouseX), this.screenToChatY(mouseY));
double d = this.minecraft.options.chatOpacity().get() * 0.9 + 0.1;
double e = this.minecraft.options.textBackgroundOpacity().get();
double g = this.minecraft.options.chatLineSpacing().get();
int o = this.getLineHeight();
int p = (int)Math.round(-8.0 * (g + 1.0) + 4.0 * g);
int q = 0;
for (int r = 0; r + this.chatScrollbarPos < this.trimmedMessages.size() && r < i; r++) {
int s = r + this.chatScrollbarPos;
Line line = (Line)this.trimmedMessages.get(s);
if (line != null) {
int t = tickCount - line.addedTime();
if (t < 200 || focused) {
double h = focused ? 1.0 : getTimeFactor(t);
int u = (int)(255.0 * h * d);
int v = (int)(255.0 * h * e);
q++;
if (u > 3) {
int w = 0;
int x = m - r * o;
int y = x + p;
guiGraphics.fill(-4, x - o, 0 + k + 4 + 4, x, v << 24);
GuiMessageTag guiMessageTag = line.tag();
if (guiMessageTag != null) {
int z = guiMessageTag.indicatorColor() | u << 24;
guiGraphics.fill(-4, x - o, -2, x, z);
if (s == n && guiMessageTag.icon() != null) {
int aa = this.getTagIconLeft(line);
int ab = y + 9;
this.drawTagIcon(guiGraphics, aa, ab, guiMessageTag.icon());
}
}
guiGraphics.pose().pushPose();
guiGraphics.pose().translate(0.0F, 0.0F, 50.0F);
guiGraphics.drawString(this.minecraft.font, line.content(), 0, y, ARGB.color(u, -1));
guiGraphics.pose().popPose();
}
}
}
}
long ac = this.minecraft.getChatListener().queueSize();
if (ac > 0L) {
int ad = (int)(128.0 * d);
int t = (int)(255.0 * e);
guiGraphics.pose().pushPose();
guiGraphics.pose().translate(0.0F, (float)m, 0.0F);
guiGraphics.fill(-2, 0, k + 4, 9, t << 24);
guiGraphics.pose().translate(0.0F, 0.0F, 50.0F);
guiGraphics.drawString(this.minecraft.font, Component.translatable("chat.queue", ac), 0, 1, 16777215 + (ad << 24));
guiGraphics.pose().popPose();
}
if (focused) {
int ad = this.getLineHeight();
int t = j * ad;
int ae = q * ad;
int af = this.chatScrollbarPos * ae / j - m;
int u = ae * ae / t;
if (t != ae) {
int v = af > 0 ? 170 : 96;
int w = this.newMessageSinceScroll ? 13382451 : 3355562;
int x = k + 4;
guiGraphics.fill(x, -af, x + 2, -af - u, 100, w + (v << 24));
guiGraphics.fill(x + 2, -af, x + 1, -af - u, 100, 13421772 + (v << 24));
}
}
guiGraphics.pose().popPose();
profilerFiller.pop();
}
}
}
private void drawTagIcon(GuiGraphics guiGraphics, int left, int bottom, Icon tagIcon) {
int i = bottom - tagIcon.height - 1;
tagIcon.draw(guiGraphics, left, i);
}
private int getTagIconLeft(Line line) {
return this.minecraft.font.width(line.content()) + 4;
}
private boolean isChatHidden() {
return this.minecraft.options.chatVisibility().get() == ChatVisiblity.HIDDEN;
}
private static double getTimeFactor(int counter) {
double d = counter / 200.0;
d = 1.0 - d;
d *= 10.0;
d = Mth.clamp(d, 0.0, 1.0);
return d * d;
}
/**
* Clears the chat.
*
* @param clearSentMsgHistory Whether to clear the user's sent message history
*/
public void clearMessages(boolean clearSentMsgHistory) {
this.minecraft.getChatListener().clearQueue();
this.messageDeletionQueue.clear();
this.trimmedMessages.clear();
this.allMessages.clear();
if (clearSentMsgHistory) {
this.recentChat.clear();
this.recentChat.addAll(this.minecraft.commandHistory().history());
}
}
public void addMessage(Component chatComponent) {
this.addMessage(chatComponent, null, this.minecraft.isSingleplayer() ? GuiMessageTag.systemSinglePlayer() : GuiMessageTag.system());
}
public void addMessage(Component chatComponent, @Nullable MessageSignature headerSignature, @Nullable GuiMessageTag tag) {
GuiMessage guiMessage = new GuiMessage(this.minecraft.gui.getGuiTicks(), chatComponent, headerSignature, tag);
this.logChatMessage(guiMessage);
this.addMessageToDisplayQueue(guiMessage);
this.addMessageToQueue(guiMessage);
}
private void logChatMessage(GuiMessage message) {
String string = message.content().getString().replaceAll("\r", "\\\\r").replaceAll("\n", "\\\\n");
String string2 = Optionull.map(message.tag(), GuiMessageTag::logTag);
if (string2 != null) {
LOGGER.info("[{}] [CHAT] {}", string2, string);
} else {
LOGGER.info("[CHAT] {}", string);
}
}
private void addMessageToDisplayQueue(GuiMessage message) {
int i = Mth.floor(this.getWidth() / this.getScale());
Icon icon = message.icon();
if (icon != null) {
i -= icon.width + 4 + 2;
}
List<FormattedCharSequence> list = ComponentRenderUtils.wrapComponents(message.content(), i, this.minecraft.font);
boolean bl = this.isChatFocused();
for (int j = 0; j < list.size(); j++) {
FormattedCharSequence formattedCharSequence = (FormattedCharSequence)list.get(j);
if (bl && this.chatScrollbarPos > 0) {
this.newMessageSinceScroll = true;
this.scrollChat(1);
}
boolean bl2 = j == list.size() - 1;
this.trimmedMessages.add(0, new Line(message.addedTime(), formattedCharSequence, message.tag(), bl2));
}
while (this.trimmedMessages.size() > 100) {
this.trimmedMessages.remove(this.trimmedMessages.size() - 1);
}
}
private void addMessageToQueue(GuiMessage message) {
this.allMessages.add(0, message);
while (this.allMessages.size() > 100) {
this.allMessages.remove(this.allMessages.size() - 1);
}
}
private void processMessageDeletionQueue() {
int i = this.minecraft.gui.getGuiTicks();
this.messageDeletionQueue
.removeIf(
delayedMessageDeletion -> i >= delayedMessageDeletion.deletableAfter() ? this.deleteMessageOrDelay(delayedMessageDeletion.signature()) == null : false
);
}
public void deleteMessage(MessageSignature messageSignature) {
ChatComponent.DelayedMessageDeletion delayedMessageDeletion = this.deleteMessageOrDelay(messageSignature);
if (delayedMessageDeletion != null) {
this.messageDeletionQueue.add(delayedMessageDeletion);
}
}
@Nullable
private ChatComponent.DelayedMessageDeletion deleteMessageOrDelay(MessageSignature messageSignature) {
int i = this.minecraft.gui.getGuiTicks();
ListIterator<GuiMessage> listIterator = this.allMessages.listIterator();
while (listIterator.hasNext()) {
GuiMessage guiMessage = (GuiMessage)listIterator.next();
if (messageSignature.equals(guiMessage.signature())) {
int j = guiMessage.addedTime() + 60;
if (i >= j) {
listIterator.set(this.createDeletedMarker(guiMessage));
this.refreshTrimmedMessages();
return null;
}
return new ChatComponent.DelayedMessageDeletion(messageSignature, j);
}
}
return null;
}
private GuiMessage createDeletedMarker(GuiMessage message) {
return new GuiMessage(message.addedTime(), DELETED_CHAT_MESSAGE, null, GuiMessageTag.system());
}
public void rescaleChat() {
this.resetChatScroll();
this.refreshTrimmedMessages();
}
private void refreshTrimmedMessages() {
this.trimmedMessages.clear();
for (GuiMessage guiMessage : Lists.reverse(this.allMessages)) {
this.addMessageToDisplayQueue(guiMessage);
}
}
public ArrayListDeque<String> getRecentChat() {
return this.recentChat;
}
/**
* Adds this string to the list of sent messages, for recall using the up/down arrow keys
*/
public void addRecentChat(String message) {
if (!message.equals(this.recentChat.peekLast())) {
if (this.recentChat.size() >= 100) {
this.recentChat.removeFirst();
}
this.recentChat.addLast(message);
}
if (message.startsWith("/")) {
this.minecraft.commandHistory().addCommand(message);
}
}
/**
* Resets the chat scroll (executed when the GUI is closed, among others)
*/
public void resetChatScroll() {
this.chatScrollbarPos = 0;
this.newMessageSinceScroll = false;
}
public void scrollChat(int posInc) {
this.chatScrollbarPos += posInc;
int i = this.trimmedMessages.size();
if (this.chatScrollbarPos > i - this.getLinesPerPage()) {
this.chatScrollbarPos = i - this.getLinesPerPage();
}
if (this.chatScrollbarPos <= 0) {
this.chatScrollbarPos = 0;
this.newMessageSinceScroll = false;
}
}
public boolean handleChatQueueClicked(double mouseX, double mouseY) {
if (this.isChatFocused() && !this.minecraft.options.hideGui && !this.isChatHidden()) {
ChatListener chatListener = this.minecraft.getChatListener();
if (chatListener.queueSize() == 0L) {
return false;
} else {
double d = mouseX - 2.0;
double e = this.minecraft.getWindow().getGuiScaledHeight() - mouseY - 40.0;
if (d <= Mth.floor(this.getWidth() / this.getScale()) && e < 0.0 && e > Mth.floor(-9.0 * this.getScale())) {
chatListener.acceptNextDelayedMessage();
return true;
} else {
return false;
}
}
} else {
return false;
}
}
@Nullable
public Style getClickedComponentStyleAt(double mouseX, double mouseY) {
double d = this.screenToChatX(mouseX);
double e = this.screenToChatY(mouseY);
int i = this.getMessageLineIndexAt(d, e);
if (i >= 0 && i < this.trimmedMessages.size()) {
Line line = (Line)this.trimmedMessages.get(i);
return this.minecraft.font.getSplitter().componentStyleAtWidth(line.content(), Mth.floor(d));
} else {
return null;
}
}
@Nullable
public GuiMessageTag getMessageTagAt(double mouseX, double mouseY) {
double d = this.screenToChatX(mouseX);
double e = this.screenToChatY(mouseY);
int i = this.getMessageEndIndexAt(d, e);
if (i >= 0 && i < this.trimmedMessages.size()) {
Line line = (Line)this.trimmedMessages.get(i);
GuiMessageTag guiMessageTag = line.tag();
if (guiMessageTag != null && this.hasSelectedMessageTag(d, line, guiMessageTag)) {
return guiMessageTag;
}
}
return null;
}
private boolean hasSelectedMessageTag(double x, Line line, GuiMessageTag tag) {
if (x < 0.0) {
return true;
} else {
Icon icon = tag.icon();
if (icon == null) {
return false;
} else {
int i = this.getTagIconLeft(line);
int j = i + icon.width;
return x >= i && x <= j;
}
}
}
private double screenToChatX(double x) {
return x / this.getScale() - 4.0;
}
private double screenToChatY(double y) {
double d = this.minecraft.getWindow().getGuiScaledHeight() - y - 40.0;
return d / (this.getScale() * this.getLineHeight());
}
private int getMessageEndIndexAt(double mouseX, double mouseY) {
int i = this.getMessageLineIndexAt(mouseX, mouseY);
if (i == -1) {
return -1;
} else {
while (i >= 0) {
if (((Line)this.trimmedMessages.get(i)).endOfEntry()) {
return i;
}
i--;
}
return i;
}
}
private int getMessageLineIndexAt(double mouseX, double mouseY) {
if (this.isChatFocused() && !this.isChatHidden()) {
if (!(mouseX < -4.0) && !(mouseX > Mth.floor(this.getWidth() / this.getScale()))) {
int i = Math.min(this.getLinesPerPage(), this.trimmedMessages.size());
if (mouseY >= 0.0 && mouseY < i) {
int j = Mth.floor(mouseY + this.chatScrollbarPos);
if (j >= 0 && j < this.trimmedMessages.size()) {
return j;
}
}
return -1;
} else {
return -1;
}
} else {
return -1;
}
}
/**
* Returns {@code true} if the chat GUI is open
*/
public boolean isChatFocused() {
return this.minecraft.screen instanceof ChatScreen;
}
public int getWidth() {
return getWidth(this.minecraft.options.chatWidth().get());
}
public int getHeight() {
return getHeight(this.isChatFocused() ? this.minecraft.options.chatHeightFocused().get() : this.minecraft.options.chatHeightUnfocused().get());
}
public double getScale() {
return this.minecraft.options.chatScale().get();
}
public static int getWidth(double width) {
int i = 320;
int j = 40;
return Mth.floor(width * 280.0 + 40.0);
}
public static int getHeight(double height) {
int i = 180;
int j = 20;
return Mth.floor(height * 160.0 + 20.0);
}
public static double defaultUnfocusedPct() {
int i = 180;
int j = 20;
return 70.0 / (getHeight(1.0) - 20);
}
public int getLinesPerPage() {
return this.getHeight() / this.getLineHeight();
}
private int getLineHeight() {
return (int)(9.0 * (this.minecraft.options.chatLineSpacing().get() + 1.0));
}
public ChatComponent.State storeState() {
return new ChatComponent.State(List.copyOf(this.allMessages), List.copyOf(this.recentChat), List.copyOf(this.messageDeletionQueue));
}
public void restoreState(ChatComponent.State state) {
this.recentChat.clear();
this.recentChat.addAll(state.history);
this.messageDeletionQueue.clear();
this.messageDeletionQueue.addAll(state.delayedMessageDeletions);
this.allMessages.clear();
this.allMessages.addAll(state.messages);
this.refreshTrimmedMessages();
}
@Environment(EnvType.CLIENT)
record DelayedMessageDeletion(MessageSignature signature, int deletableAfter) {
}
@Environment(EnvType.CLIENT)
public static class State {
final List<GuiMessage> messages;
final List<String> history;
final List<ChatComponent.DelayedMessageDeletion> delayedMessageDeletions;
public State(List<GuiMessage> messages, List<String> history, List<ChatComponent.DelayedMessageDeletion> delayedMessageDeletions) {
this.messages = messages;
this.history = history;
this.delayedMessageDeletions = delayedMessageDeletions;
}
}
}