127 lines
3.9 KiB
Java
127 lines
3.9 KiB
Java
package net.minecraft.client.gui.components;
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import java.util.OptionalInt;
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import java.util.function.Consumer;
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import net.fabricmc.api.EnvType;
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import net.fabricmc.api.Environment;
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import net.minecraft.Util;
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import net.minecraft.client.gui.Font;
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import net.minecraft.client.gui.GuiGraphics;
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import net.minecraft.network.chat.Component;
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import net.minecraft.network.chat.Style;
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import net.minecraft.util.SingleKeyCache;
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import org.jetbrains.annotations.Nullable;
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@Environment(EnvType.CLIENT)
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public class MultiLineTextWidget extends AbstractStringWidget {
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private OptionalInt maxWidth = OptionalInt.empty();
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private OptionalInt maxRows = OptionalInt.empty();
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private final SingleKeyCache<MultiLineTextWidget.CacheKey, MultiLineLabel> cache;
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private boolean centered = false;
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private boolean allowHoverComponents = false;
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@Nullable
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private Consumer<Style> componentClickHandler = null;
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public MultiLineTextWidget(Component message, Font font) {
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this(0, 0, message, font);
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}
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public MultiLineTextWidget(int x, int y, Component message, Font font) {
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super(x, y, 0, 0, message, font);
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this.cache = Util.singleKeyCache(
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cacheKey -> cacheKey.maxRows.isPresent()
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? MultiLineLabel.create(font, cacheKey.maxWidth, cacheKey.maxRows.getAsInt(), cacheKey.message)
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: MultiLineLabel.create(font, cacheKey.message, cacheKey.maxWidth)
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);
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this.active = false;
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}
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public MultiLineTextWidget setColor(int color) {
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super.setColor(color);
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return this;
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}
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public MultiLineTextWidget setMaxWidth(int maxWidth) {
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this.maxWidth = OptionalInt.of(maxWidth);
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return this;
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}
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public MultiLineTextWidget setMaxRows(int maxRows) {
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this.maxRows = OptionalInt.of(maxRows);
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return this;
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}
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public MultiLineTextWidget setCentered(boolean centered) {
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this.centered = centered;
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return this;
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}
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public MultiLineTextWidget configureStyleHandling(boolean allowHoverComponents, @Nullable Consumer<Style> componentClickHandler) {
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this.allowHoverComponents = allowHoverComponents;
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this.componentClickHandler = componentClickHandler;
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return this;
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}
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@Override
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public int getWidth() {
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return this.cache.getValue(this.getFreshCacheKey()).getWidth();
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}
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@Override
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public int getHeight() {
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return this.cache.getValue(this.getFreshCacheKey()).getLineCount() * 9;
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}
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@Override
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public void renderWidget(GuiGraphics guiGraphics, int mouseX, int mouseY, float partialTick) {
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MultiLineLabel multiLineLabel = this.cache.getValue(this.getFreshCacheKey());
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int i = this.getX();
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int j = this.getY();
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int k = 9;
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int l = this.getColor();
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if (this.centered) {
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multiLineLabel.renderCentered(guiGraphics, i + this.getWidth() / 2, j, k, l);
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} else {
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multiLineLabel.renderLeftAligned(guiGraphics, i, j, k, l);
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}
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if (this.allowHoverComponents) {
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Style style = this.getComponentStyleAt(mouseX, mouseY);
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if (this.isHovered()) {
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guiGraphics.renderComponentHoverEffect(this.getFont(), style, mouseX, mouseY);
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}
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}
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}
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@Nullable
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private Style getComponentStyleAt(double mouseX, double mouseY) {
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MultiLineLabel multiLineLabel = this.cache.getValue(this.getFreshCacheKey());
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int i = this.getX();
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int j = this.getY();
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int k = 9;
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return this.centered
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? multiLineLabel.getStyleAtCentered(i + this.getWidth() / 2, j, k, mouseX, mouseY)
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: multiLineLabel.getStyleAtLeftAligned(i, j, k, mouseX, mouseY);
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}
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@Override
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public void onClick(double mouseX, double mouseY) {
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if (this.componentClickHandler != null) {
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Style style = this.getComponentStyleAt(mouseX, mouseY);
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if (style != null) {
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this.componentClickHandler.accept(style);
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return;
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}
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}
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super.onClick(mouseX, mouseY);
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}
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private MultiLineTextWidget.CacheKey getFreshCacheKey() {
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return new MultiLineTextWidget.CacheKey(this.getMessage(), this.maxWidth.orElse(Integer.MAX_VALUE), this.maxRows);
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}
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@Environment(EnvType.CLIENT)
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record CacheKey(Component message, int maxWidth, OptionalInt maxRows) {
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}
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}
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