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

295 lines
11 KiB
Java

package net.minecraft.client.gui.screens;
import com.google.common.base.Splitter;
import com.google.common.collect.Lists;
import com.mojang.logging.LogUtils;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import java.util.Optional;
import java.util.Set;
import java.util.stream.Collectors;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.GuiGraphics;
import net.minecraft.client.gui.components.Button;
import net.minecraft.client.gui.components.EditBox;
import net.minecraft.client.gui.components.ObjectSelectionList;
import net.minecraft.client.gui.navigation.CommonInputs;
import net.minecraft.client.gui.screens.worldselection.WorldCreationContext;
import net.minecraft.core.Holder;
import net.minecraft.core.HolderGetter;
import net.minecraft.core.RegistryAccess;
import net.minecraft.core.Holder.Reference;
import net.minecraft.core.registries.Registries;
import net.minecraft.network.chat.CommonComponents;
import net.minecraft.network.chat.Component;
import net.minecraft.resources.ResourceKey;
import net.minecraft.resources.ResourceLocation;
import net.minecraft.tags.FlatLevelGeneratorPresetTags;
import net.minecraft.world.flag.FeatureFlagSet;
import net.minecraft.world.level.biome.Biome;
import net.minecraft.world.level.biome.Biomes;
import net.minecraft.world.level.block.Block;
import net.minecraft.world.level.dimension.DimensionType;
import net.minecraft.world.level.levelgen.flat.FlatLayerInfo;
import net.minecraft.world.level.levelgen.flat.FlatLevelGeneratorPreset;
import net.minecraft.world.level.levelgen.flat.FlatLevelGeneratorSettings;
import net.minecraft.world.level.levelgen.placement.PlacedFeature;
import net.minecraft.world.level.levelgen.structure.StructureSet;
import org.jetbrains.annotations.Nullable;
import org.slf4j.Logger;
@Environment(EnvType.CLIENT)
public class PresetFlatWorldScreen extends Screen {
static final ResourceLocation SLOT_SPRITE = ResourceLocation.withDefaultNamespace("container/slot");
static final Logger LOGGER = LogUtils.getLogger();
private static final int SLOT_BG_SIZE = 18;
private static final int SLOT_STAT_HEIGHT = 20;
private static final int SLOT_BG_X = 1;
private static final int SLOT_BG_Y = 1;
private static final int SLOT_FG_X = 2;
private static final int SLOT_FG_Y = 2;
private static final ResourceKey<Biome> DEFAULT_BIOME = Biomes.PLAINS;
public static final Component UNKNOWN_PRESET = Component.translatable("flat_world_preset.unknown");
/**
* The parent GUI
*/
private final CreateFlatWorldScreen parent;
private Component shareText;
private Component listText;
private PresetFlatWorldScreen.PresetsList list;
private Button selectButton;
EditBox export;
FlatLevelGeneratorSettings settings;
public PresetFlatWorldScreen(CreateFlatWorldScreen parent) {
super(Component.translatable("createWorld.customize.presets.title"));
this.parent = parent;
}
@Nullable
private static FlatLayerInfo getLayerInfoFromString(HolderGetter<Block> blockGetter, String layerInfo, int currentHeight) {
List<String> list = Splitter.on('*').limit(2).splitToList(layerInfo);
int i;
String string;
if (list.size() == 2) {
string = (String)list.get(1);
try {
i = Math.max(Integer.parseInt((String)list.get(0)), 0);
} catch (NumberFormatException var11) {
LOGGER.error("Error while parsing flat world string", (Throwable)var11);
return null;
}
} else {
string = (String)list.get(0);
i = 1;
}
int j = Math.min(currentHeight + i, DimensionType.Y_SIZE);
int k = j - currentHeight;
Optional<Reference<Block>> optional;
try {
optional = blockGetter.get(ResourceKey.create(Registries.BLOCK, ResourceLocation.parse(string)));
} catch (Exception var10) {
LOGGER.error("Error while parsing flat world string", (Throwable)var10);
return null;
}
if (optional.isEmpty()) {
LOGGER.error("Error while parsing flat world string => Unknown block, {}", string);
return null;
} else {
return new FlatLayerInfo(k, (Block)((Reference)optional.get()).value());
}
}
private static List<FlatLayerInfo> getLayersInfoFromString(HolderGetter<Block> blockGetter, String layerInfo) {
List<FlatLayerInfo> list = Lists.<FlatLayerInfo>newArrayList();
String[] strings = layerInfo.split(",");
int i = 0;
for (String string : strings) {
FlatLayerInfo flatLayerInfo = getLayerInfoFromString(blockGetter, string, i);
if (flatLayerInfo == null) {
return Collections.emptyList();
}
list.add(flatLayerInfo);
i += flatLayerInfo.getHeight();
}
return list;
}
public static FlatLevelGeneratorSettings fromString(
HolderGetter<Block> blockGetter,
HolderGetter<Biome> biomeGetter,
HolderGetter<StructureSet> structureSetGetter,
HolderGetter<PlacedFeature> placedFeatureGetter,
String settings,
FlatLevelGeneratorSettings layerGenerationSettings
) {
Iterator<String> iterator = Splitter.on(';').split(settings).iterator();
if (!iterator.hasNext()) {
return FlatLevelGeneratorSettings.getDefault(biomeGetter, structureSetGetter, placedFeatureGetter);
} else {
List<FlatLayerInfo> list = getLayersInfoFromString(blockGetter, (String)iterator.next());
if (list.isEmpty()) {
return FlatLevelGeneratorSettings.getDefault(biomeGetter, structureSetGetter, placedFeatureGetter);
} else {
Reference<Biome> reference = biomeGetter.getOrThrow(DEFAULT_BIOME);
Holder<Biome> holder = reference;
if (iterator.hasNext()) {
String string = (String)iterator.next();
holder = (Holder<Biome>)Optional.ofNullable(ResourceLocation.tryParse(string))
.map(resourceLocation -> ResourceKey.create(Registries.BIOME, resourceLocation))
.flatMap(biomeGetter::get)
.orElseGet(() -> {
LOGGER.warn("Invalid biome: {}", string);
return reference;
});
}
return layerGenerationSettings.withBiomeAndLayers(list, layerGenerationSettings.structureOverrides(), holder);
}
}
}
static String save(FlatLevelGeneratorSettings levelGeneratorSettings) {
StringBuilder stringBuilder = new StringBuilder();
for (int i = 0; i < levelGeneratorSettings.getLayersInfo().size(); i++) {
if (i > 0) {
stringBuilder.append(",");
}
stringBuilder.append(levelGeneratorSettings.getLayersInfo().get(i));
}
stringBuilder.append(";");
stringBuilder.append(
levelGeneratorSettings.getBiome().unwrapKey().map(ResourceKey::location).orElseThrow(() -> new IllegalStateException("Biome not registered"))
);
return stringBuilder.toString();
}
@Override
protected void init() {
this.shareText = Component.translatable("createWorld.customize.presets.share");
this.listText = Component.translatable("createWorld.customize.presets.list");
this.export = new EditBox(this.font, 50, 40, this.width - 100, 20, this.shareText);
this.export.setMaxLength(1230);
WorldCreationContext worldCreationContext = this.parent.parent.getUiState().getSettings();
RegistryAccess registryAccess = worldCreationContext.worldgenLoadContext();
FeatureFlagSet featureFlagSet = worldCreationContext.dataConfiguration().enabledFeatures();
HolderGetter<Biome> holderGetter = registryAccess.lookupOrThrow(Registries.BIOME);
HolderGetter<StructureSet> holderGetter2 = registryAccess.lookupOrThrow(Registries.STRUCTURE_SET);
HolderGetter<PlacedFeature> holderGetter3 = registryAccess.lookupOrThrow(Registries.PLACED_FEATURE);
HolderGetter<Block> holderGetter4 = registryAccess.lookupOrThrow(Registries.BLOCK).filterFeatures(featureFlagSet);
this.export.setValue(save(this.parent.settings()));
this.settings = this.parent.settings();
this.addWidget(this.export);
this.list = this.addRenderableWidget(new PresetFlatWorldScreen.PresetsList(registryAccess, featureFlagSet));
this.selectButton = this.addRenderableWidget(
Button.builder(
Component.translatable("createWorld.customize.presets.select"),
button -> {
FlatLevelGeneratorSettings flatLevelGeneratorSettings = fromString(
holderGetter4, holderGetter, holderGetter2, holderGetter3, this.export.getValue(), this.settings
);
this.parent.setConfig(flatLevelGeneratorSettings);
this.minecraft.setScreen(this.parent);
}
)
.bounds(this.width / 2 - 155, this.height - 28, 150, 20)
.build()
);
this.addRenderableWidget(
Button.builder(CommonComponents.GUI_CANCEL, button -> this.minecraft.setScreen(this.parent)).bounds(this.width / 2 + 5, this.height - 28, 150, 20).build()
);
this.updateButtonValidity(this.list.getSelected() != null);
}
@Override
public boolean mouseScrolled(double mouseX, double mouseY, double scrollX, double scrollY) {
return this.list.mouseScrolled(mouseX, mouseY, scrollX, scrollY);
}
@Override
public void resize(Minecraft minecraft, int width, int height) {
String string = this.export.getValue();
this.init(minecraft, width, height);
this.export.setValue(string);
}
@Override
public void onClose() {
this.minecraft.setScreen(this.parent);
}
@Override
public void render(GuiGraphics guiGraphics, int mouseX, int mouseY, float partialTick) {
super.render(guiGraphics, mouseX, mouseY, partialTick);
guiGraphics.pose().pushPose();
guiGraphics.pose().translate(0.0F, 0.0F, 400.0F);
guiGraphics.drawCenteredString(this.font, this.title, this.width / 2, 8, 16777215);
guiGraphics.drawString(this.font, this.shareText, 51, 30, 10526880);
guiGraphics.drawString(this.font, this.listText, 51, 68, 10526880);
guiGraphics.pose().popPose();
this.export.render(guiGraphics, mouseX, mouseY, partialTick);
}
public void updateButtonValidity(boolean valid) {
this.selectButton.active = valid || this.export.getValue().length() > 1;
}
@Environment(EnvType.CLIENT)
class PresetsList extends ObjectSelectionList<net.minecraft.client.gui.screens.PresetFlatWorldScreen.PresetsList.Entry> {
public PresetsList(final RegistryAccess registryAccess, final FeatureFlagSet flags) {
super(PresetFlatWorldScreen.this.minecraft, PresetFlatWorldScreen.this.width, PresetFlatWorldScreen.this.height - 117, 80, 24);
for (Holder<FlatLevelGeneratorPreset> holder : registryAccess.lookupOrThrow(Registries.FLAT_LEVEL_GENERATOR_PRESET)
.getTagOrEmpty(FlatLevelGeneratorPresetTags.VISIBLE)) {
Set<Block> set = (Set<Block>)holder.value()
.settings()
.getLayersInfo()
.stream()
.map(flatLayerInfo -> flatLayerInfo.getBlockState().getBlock())
.filter(block -> !block.isEnabled(flags))
.collect(Collectors.toSet());
if (!set.isEmpty()) {
PresetFlatWorldScreen.LOGGER
.info(
"Discarding flat world preset {} since it contains experimental blocks {}",
holder.unwrapKey().map(resourceKey -> resourceKey.location().toString()).orElse("<unknown>"),
set
);
} else {
this.addEntry(new net.minecraft.client.gui.screens.PresetFlatWorldScreen.PresetsList.Entry(this, holder));
}
}
}
public void setSelected(@Nullable net.minecraft.client.gui.screens.PresetFlatWorldScreen.PresetsList.Entry entry) {
super.setSelected(entry);
PresetFlatWorldScreen.this.updateButtonValidity(entry != null);
}
@Override
public boolean keyPressed(int keyCode, int scanCode, int modifiers) {
if (super.keyPressed(keyCode, scanCode, modifiers)) {
return true;
} else {
if (CommonInputs.selected(keyCode) && this.getSelected() != null) {
this.getSelected().select();
}
return false;
}
}
}
}