ScreenNarrationCollector.java

net.minecraft.client.gui.narration.ScreenNarrationCollector

信息

• 全限定名：net.minecraft.client.gui.narration.ScreenNarrationCollector
• 类型：public class
• 包：net.minecraft.client.gui.narration
• 源码路径：src/main/java/net/minecraft/client/gui/narration/ScreenNarrationCollector.java
• 起始行号：L12
• 职责：

  TODO

字段/常量

• generation

  • 类型: int
  • 修饰符: private
  • 源码定位: L13
  • 说明:

    TODO

• entries

  • 类型: Map<ScreenNarrationCollector.EntryKey,ScreenNarrationCollector.NarrationEntry>
  • 修饰符: private final
  • 源码定位: L14
  • 说明:

    TODO

内部类/嵌套类型

• net.minecraft.client.gui.narration.ScreenNarrationCollector.EntryKey

  • 类型: record
  • 修饰符: private
  • 源码定位: L52
  • 说明:

    TODO

• net.minecraft.client.gui.narration.ScreenNarrationCollector.NarrationEntry

  • 类型: class
  • 修饰符: private static
  • 源码定位: L56
  • 说明:

    TODO

• net.minecraft.client.gui.narration.ScreenNarrationCollector.Output

  • 类型: class
  • 修饰符: private
  • 源码定位: L75
  • 说明:

    TODO

构造器

• 无

方法

下面的方法块按源码顺序生成。

public void update(Consumer<NarrationElementOutput> updater) @ L18

• 方法名：update
• 源码定位：L18
• 返回类型：void
• 修饰符：public

参数:

• updater: Consumer

说明:

TODO

public String collectNarrationText(boolean force) @ L23

• 方法名：collectNarrationText
• 源码定位：L23
• 返回类型：String
• 修饰符：public

参数:

• force: boolean

说明:

TODO

代码

@OnlyIn(Dist.CLIENT)
public class ScreenNarrationCollector {
    private int generation;
    private final Map<ScreenNarrationCollector.EntryKey, ScreenNarrationCollector.NarrationEntry> entries = Maps.newTreeMap(
        Comparator.<ScreenNarrationCollector.EntryKey, NarratedElementType>comparing(e -> e.type).thenComparing(e -> e.depth)
    );
 
    public void update(Consumer<NarrationElementOutput> updater) {
        this.generation++;
        updater.accept(new ScreenNarrationCollector.Output(0));
    }
 
    public String collectNarrationText(boolean force) {
        final StringBuilder result = new StringBuilder();
        Consumer<String> appender = new Consumer<String>() {
            private boolean firstEntry;
 
            {
                Objects.requireNonNull(ScreenNarrationCollector.this);
                this.firstEntry = true;
            }
 
            public void accept(String s) {
                if (!this.firstEntry) {
                    result.append(". ");
                }
 
                this.firstEntry = false;
                result.append(s);
            }
        };
        this.entries.forEach((k, v) -> {
            if (v.generation == this.generation && (force || !v.alreadyNarrated)) {
                v.contents.getText(appender);
                v.alreadyNarrated = true;
            }
        });
        return result.toString();
    }
 
    @OnlyIn(Dist.CLIENT)
    private record EntryKey(NarratedElementType type, int depth) {
    }
 
    @OnlyIn(Dist.CLIENT)
    private static class NarrationEntry {
        private NarrationThunk<?> contents = NarrationThunk.EMPTY;
        private int generation = -1;
        private boolean alreadyNarrated;
 
        public ScreenNarrationCollector.NarrationEntry update(int generation, NarrationThunk<?> contents) {
            if (!this.contents.equals(contents)) {
                this.contents = contents;
                this.alreadyNarrated = false;
            } else if (this.generation + 1 != generation) {
                this.alreadyNarrated = false;
            }
 
            this.generation = generation;
            return this;
        }
    }
 
    @OnlyIn(Dist.CLIENT)
    private class Output implements NarrationElementOutput {
        private final int depth;
 
        private Output(int depth) {
            Objects.requireNonNull(ScreenNarrationCollector.this);
            super();
            this.depth = depth;
        }
 
        @Override
        public void add(NarratedElementType type, NarrationThunk<?> contents) {
            ScreenNarrationCollector.this.entries
                .computeIfAbsent(new ScreenNarrationCollector.EntryKey(type, this.depth), k -> new ScreenNarrationCollector.NarrationEntry())
                .update(ScreenNarrationCollector.this.generation, contents);
        }
 
        @Override
        public NarrationElementOutput nest() {
            return ScreenNarrationCollector.this.new Output(this.depth + 1);
        }
    }
}

引用的其他类

• NarrationElementOutput
  • 引用位置: 参数