SubStringSource.java

net.minecraft.network.chat.SubStringSource

信息

• 全限定名：net.minecraft.network.chat.SubStringSource
• 类型：public class
• 包：net.minecraft.network.chat
• 源码路径：src/main/java/net/minecraft/network/chat/SubStringSource.java
• 起始行号：L12
• 职责：

  TODO

字段/常量

• plainText

  • 类型: String
  • 修饰符: private final
  • 源码定位: L13
  • 说明:

    TODO

• charStyles

  • 类型: List<Style>
  • 修饰符: private final
  • 源码定位: L14
  • 说明:

    TODO

• reverseCharModifier

  • 类型: Int2IntFunction
  • 修饰符: private final
  • 源码定位: L15
  • 说明:

    TODO

内部类/嵌套类型

• 无

构造器

private SubStringSource(String plainText, List<Style> charStyles, Int2IntFunction reverseCharModifier) @ L17

• 构造器名：SubStringSource
• 源码定位：L17
• 修饰符：private

参数:

• plainText: String
• charStyles: List
• reverseCharModifier: Int2IntFunction

说明:

TODO

方法

下面的方法块按源码顺序生成。

public String getPlainText() @ L23

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

参数:

• 无

说明:

TODO

public List<FormattedCharSequence> substring(int start, int length, boolean reverse) @ L27

• 方法名：substring
• 源码定位：L27
• 返回类型：List
• 修饰符：public

参数:

• start: int
• length: int
• reverse: boolean

说明:

TODO

public static SubStringSource create(FormattedText text) @ L63

• 方法名：create
• 源码定位：L63
• 返回类型：SubStringSource
• 修饰符：public static

参数:

• text: FormattedText

说明:

TODO

public static SubStringSource create(FormattedText text, Int2IntFunction reverseCharModifier, UnaryOperator<String> shaper) @ L67

• 方法名：create
• 源码定位：L67
• 返回类型：SubStringSource
• 修饰符：public static

参数:

• text: FormattedText
• reverseCharModifier: Int2IntFunction
• shaper: UnaryOperator

说明:

TODO

代码

public class SubStringSource {
    private final String plainText;
    private final List<Style> charStyles;
    private final Int2IntFunction reverseCharModifier;
 
    private SubStringSource(String plainText, List<Style> charStyles, Int2IntFunction reverseCharModifier) {
        this.plainText = plainText;
        this.charStyles = ImmutableList.copyOf(charStyles);
        this.reverseCharModifier = reverseCharModifier;
    }
 
    public String getPlainText() {
        return this.plainText;
    }
 
    public List<FormattedCharSequence> substring(int start, int length, boolean reverse) {
        if (length == 0) {
            return ImmutableList.of();
        } else {
            List<FormattedCharSequence> parts = Lists.newArrayList();
            Style currentRunStyle = this.charStyles.get(start);
            int currentRunStart = start;
 
            for (int i = 1; i < length; i++) {
                int actualIndex = start + i;
                Style charStyle = this.charStyles.get(actualIndex);
                if (!charStyle.equals(currentRunStyle)) {
                    String currentRunText = this.plainText.substring(currentRunStart, actualIndex);
                    parts.add(
                        reverse
                            ? FormattedCharSequence.backward(currentRunText, currentRunStyle, this.reverseCharModifier)
                            : FormattedCharSequence.forward(currentRunText, currentRunStyle)
                    );
                    currentRunStyle = charStyle;
                    currentRunStart = actualIndex;
                }
            }
 
            if (currentRunStart < start + length) {
                String lastRunText = this.plainText.substring(currentRunStart, start + length);
                parts.add(
                    reverse
                        ? FormattedCharSequence.backward(lastRunText, currentRunStyle, this.reverseCharModifier)
                        : FormattedCharSequence.forward(lastRunText, currentRunStyle)
                );
            }
 
            return reverse ? Lists.reverse(parts) : parts;
        }
    }
 
    public static SubStringSource create(FormattedText text) {
        return create(text, ch -> ch, s -> s);
    }
 
    public static SubStringSource create(FormattedText text, Int2IntFunction reverseCharModifier, UnaryOperator<String> shaper) {
        StringBuilder plainText = new StringBuilder();
        List<Style> charStyles = Lists.newArrayList();
        text.visit((style, contents) -> {
            StringDecomposer.iterateFormatted(contents, style, (position, charStyle, codepoint) -> {
                plainText.appendCodePoint(codepoint);
                int charCount = Character.charCount(codepoint);
 
                for (int i = 0; i < charCount; i++) {
                    charStyles.add(charStyle);
                }
 
                return true;
            });
            return Optional.empty();
        }, Style.EMPTY);
        return new SubStringSource(shaper.apply(plainText.toString()), charStyles, reverseCharModifier);
    }
}

引用的其他类

• FormattedText

  • 引用位置: 参数

• Style

  • 引用位置: 参数/字段

• FormattedCharSequence

  • 引用位置: 方法调用/返回值
  • 关联成员: FormattedCharSequence.backward(), FormattedCharSequence.forward()

• StringDecomposer

  • 引用位置: 方法调用
  • 关联成员: StringDecomposer.iterateFormatted()