ActiveTextCollector.java

net.minecraft.client.gui.ActiveTextCollector

信息

• 全限定名：net.minecraft.client.gui.ActiveTextCollector
• 类型：public interface
• 包：net.minecraft.client.gui
• 源码路径：src/main/java/net/minecraft/client/gui/ActiveTextCollector.java
• 起始行号：L25
• 职责：

  TODO

字段/常量

• PERIOD_PER_SCROLLED_PIXEL

  • 类型: double
  • 修饰符: package-private
  • 源码定位: L26
  • 说明:

    TODO

• MIN_SCROLL_PERIOD

  • 类型: double
  • 修饰符: package-private
  • 源码定位: L27
  • 说明:

    TODO

内部类/嵌套类型

• net.minecraft.client.gui.ActiveTextCollector.ClickableStyleFinder

  • 类型: class
  • 修饰符: public static
  • 源码定位: L120
  • 说明:

    TODO

• net.minecraft.client.gui.ActiveTextCollector.Parameters

  • 类型: record
  • 修饰符: public
  • 源码定位: L177
  • 说明:

    TODO

构造器

• 无

方法

下面的方法块按源码顺序生成。

ActiveTextCollector.Parameters defaultParameters() @ L29

• 方法名：defaultParameters
• 源码定位：L29
• 返回类型：ActiveTextCollector.Parameters
• 修饰符：package-private

参数:

• 无

说明:

TODO

void defaultParameters(ActiveTextCollector.Parameters newParameters) @ L31

• 方法名：defaultParameters
• 源码定位：L31
• 返回类型：void
• 修饰符：package-private

参数:

• newParameters: ActiveTextCollector.Parameters

说明:

TODO

default void accept(int x, int y, FormattedCharSequence text) @ L33

• 方法名：accept
• 源码定位：L33
• 返回类型：void
• 修饰符：default

参数:

• x: int
• y: int
• text: FormattedCharSequence

说明:

TODO

default void accept(int x, int y, Component text) @ L37

• 方法名：accept
• 源码定位：L37
• 返回类型：void
• 修饰符：default

参数:

• x: int
• y: int
• text: Component

说明:

TODO

default void accept(TextAlignment alignment, int anchorX, int y, ActiveTextCollector.Parameters parameters, Component text) @ L41

• 方法名：accept
• 源码定位：L41
• 返回类型：void
• 修饰符：default

参数:

• alignment: TextAlignment
• anchorX: int
• y: int
• parameters: ActiveTextCollector.Parameters
• text: Component

说明:

TODO

void accept(TextAlignment alignment, int anchorX, int y, ActiveTextCollector.Parameters parameters, FormattedCharSequence text) @ L45

• 方法名：accept
• 源码定位：L45
• 返回类型：void
• 修饰符：package-private

参数:

• alignment: TextAlignment
• anchorX: int
• y: int
• parameters: ActiveTextCollector.Parameters
• text: FormattedCharSequence

说明:

TODO

default void accept(TextAlignment alignment, int anchorX, int y, Component text) @ L47

• 方法名：accept
• 源码定位：L47
• 返回类型：void
• 修饰符：default

参数:

• alignment: TextAlignment
• anchorX: int
• y: int
• text: Component

说明:

TODO

default void accept(TextAlignment alignment, int anchorX, int y, FormattedCharSequence text) @ L51

• 方法名：accept
• 源码定位：L51
• 返回类型：void
• 修饰符：default

参数:

• alignment: TextAlignment
• anchorX: int
• y: int
• text: FormattedCharSequence

说明:

TODO

void acceptScrolling(Component message, int centerX, int left, int right, int top, int bottom, ActiveTextCollector.Parameters parameters) @ L55

• 方法名：acceptScrolling
• 源码定位：L55
• 返回类型：void
• 修饰符：package-private

参数:

• message: Component
• centerX: int
• left: int
• right: int
• top: int
• bottom: int
• parameters: ActiveTextCollector.Parameters

说明:

TODO

default void acceptScrolling(Component message, int centerX, int left, int right, int top, int bottom) @ L57

• 方法名：acceptScrolling
• 源码定位：L57
• 返回类型：void
• 修饰符：default

参数:

• message: Component
• centerX: int
• left: int
• right: int
• top: int
• bottom: int

说明:

TODO

default void acceptScrollingWithDefaultCenter(Component message, int left, int right, int top, int bottom) @ L61

• 方法名：acceptScrollingWithDefaultCenter
• 源码定位：L61
• 返回类型：void
• 修饰符：default

参数:

• message: Component
• left: int
• right: int
• top: int
• bottom: int

说明:

TODO

default void defaultScrollingHelper(Component message, int centerX, int left, int right, int top, int bottom, int lineWidth, int lineHeight, ActiveTextCollector.Parameters parameters) @ L65

• 方法名：defaultScrollingHelper
• 源码定位：L65
• 返回类型：void
• 修饰符：default

参数:

• message: Component
• centerX: int
• left: int
• right: int
• top: int
• bottom: int
• lineWidth: int
• lineHeight: int
• parameters: ActiveTextCollector.Parameters

说明:

TODO

static void findElementUnderCursor(GuiTextRenderState text, float testX, float testY, Consumer<Style> output) @ L84

• 方法名：findElementUnderCursor
• 源码定位：L84
• 返回类型：void
• 修饰符：static

参数:

• text: GuiTextRenderState
• testX: float
• testY: float
• output: Consumer

说明:

TODO

static boolean isPointInRectangle(float x, float y, float left, float top, float right, float bottom) @ L115

• 方法名：isPointInRectangle
• 源码定位：L115
• 返回类型：boolean
• 修饰符：static

参数:

• x: float
• y: float
• left: float
• top: float
• right: float
• bottom: float

说明:

TODO

代码

@OnlyIn(Dist.CLIENT)
public interface ActiveTextCollector {
    double PERIOD_PER_SCROLLED_PIXEL = 0.5;
    double MIN_SCROLL_PERIOD = 3.0;
 
    ActiveTextCollector.Parameters defaultParameters();
 
    void defaultParameters(ActiveTextCollector.Parameters newParameters);
 
    default void accept(int x, int y, FormattedCharSequence text) {
        this.accept(TextAlignment.LEFT, x, y, this.defaultParameters(), text);
    }
 
    default void accept(int x, int y, Component text) {
        this.accept(TextAlignment.LEFT, x, y, this.defaultParameters(), text.getVisualOrderText());
    }
 
    default void accept(TextAlignment alignment, int anchorX, int y, ActiveTextCollector.Parameters parameters, Component text) {
        this.accept(alignment, anchorX, y, parameters, text.getVisualOrderText());
    }
 
    void accept(TextAlignment alignment, int anchorX, int y, ActiveTextCollector.Parameters parameters, FormattedCharSequence text);
 
    default void accept(TextAlignment alignment, int anchorX, int y, Component text) {
        this.accept(alignment, anchorX, y, text.getVisualOrderText());
    }
 
    default void accept(TextAlignment alignment, int anchorX, int y, FormattedCharSequence text) {
        this.accept(alignment, anchorX, y, this.defaultParameters(), text);
    }
 
    void acceptScrolling(Component message, int centerX, int left, int right, int top, int bottom, ActiveTextCollector.Parameters parameters);
 
    default void acceptScrolling(Component message, int centerX, int left, int right, int top, int bottom) {
        this.acceptScrolling(message, centerX, left, right, top, bottom, this.defaultParameters());
    }
 
    default void acceptScrollingWithDefaultCenter(Component message, int left, int right, int top, int bottom) {
        this.acceptScrolling(message, (left + right) / 2, left, right, top, bottom);
    }
 
    default void defaultScrollingHelper(
        Component message, int centerX, int left, int right, int top, int bottom, int lineWidth, int lineHeight, ActiveTextCollector.Parameters parameters
    ) {
        int textTop = (top + bottom - lineHeight) / 2 + 1;
        int availableMessageWidth = right - left;
        if (lineWidth > availableMessageWidth) {
            int maxPosition = lineWidth - availableMessageWidth;
            double time = Util.getMillis() / 1000.0;
            double period = Math.max(maxPosition * 0.5, 3.0);
            double alpha = Math.sin((Math.PI / 2) * Math.cos((Math.PI * 2) * time / period)) / 2.0 + 0.5;
            double pos = Mth.lerp(alpha, 0.0, (double)maxPosition);
            ActiveTextCollector.Parameters localParameters = parameters.withScissor(left, right, top, bottom);
            this.accept(TextAlignment.LEFT, left - (int)pos, textTop, localParameters, message.getVisualOrderText());
        } else {
            int textX = Mth.clamp(centerX, left + lineWidth / 2, right - lineWidth / 2);
            this.accept(TextAlignment.CENTER, textX, textTop, message);
        }
    }
 
    static void findElementUnderCursor(GuiTextRenderState text, float testX, float testY, Consumer<Style> output) {
        ScreenRectangle bounds = text.bounds();
        if (bounds != null && bounds.containsPoint((int)testX, (int)testY)) {
            Vector2fc localMousePos = text.pose.invert(new Matrix3x2f()).transformPosition(new Vector2f(testX, testY));
            final float localMouseX = localMousePos.x();
            final float localMouseY = localMousePos.y();
            text.ensurePrepared()
                .visit(
                    new Font.GlyphVisitor() {
                        @Override
                        public void acceptGlyph(TextRenderable.Styled glyph) {
                            this.acceptActiveArea(glyph);
                        }
 
                        @Override
                        public void acceptEmptyArea(EmptyArea empty) {
                            this.acceptActiveArea(empty);
                        }
 
                        private void acceptActiveArea(ActiveArea glyph) {
                            if (ActiveTextCollector.isPointInRectangle(
                                localMouseX, localMouseY, glyph.activeLeft(), glyph.activeTop(), glyph.activeRight(), glyph.activeBottom()
                            )) {
                                output.accept(glyph.style());
                            }
                        }
                    }
                );
        }
    }
 
    static boolean isPointInRectangle(float x, float y, float left, float top, float right, float bottom) {
        return x >= left && x < right && y >= top && y < bottom;
    }
 
    @OnlyIn(Dist.CLIENT)
    public static class ClickableStyleFinder implements ActiveTextCollector {
        private static final ActiveTextCollector.Parameters INITIAL = new ActiveTextCollector.Parameters(new Matrix3x2f());
        private final Font font;
        private final int testX;
        private final int testY;
        private ActiveTextCollector.Parameters defaultParameters = INITIAL;
        private boolean includeInsertions;
        private @Nullable Style result;
        private final Consumer<Style> styleScanner = style -> {
            if (style.getClickEvent() != null || this.includeInsertions && style.getInsertion() != null) {
                this.result = style;
            }
        };
 
        public ClickableStyleFinder(Font font, int testX, int testY) {
            this.font = font;
            this.testX = testX;
            this.testY = testY;
        }
 
        @Override
        public ActiveTextCollector.Parameters defaultParameters() {
            return this.defaultParameters;
        }
 
        @Override
        public void defaultParameters(ActiveTextCollector.Parameters newParameters) {
            this.defaultParameters = newParameters;
        }
 
        @Override
        public void accept(TextAlignment alignment, int anchorX, int y, ActiveTextCollector.Parameters parameters, FormattedCharSequence text) {
            int leftX = alignment.calculateLeft(anchorX, this.font, text);
            GuiTextRenderState renderState = new GuiTextRenderState(
                this.font, text, parameters.pose(), leftX, y, ARGB.white(parameters.opacity()), 0, true, true, parameters.scissor()
            );
            ActiveTextCollector.findElementUnderCursor(renderState, this.testX, this.testY, this.styleScanner);
        }
 
        @Override
        public void acceptScrolling(Component message, int centerX, int left, int right, int top, int bottom, ActiveTextCollector.Parameters parameters) {
            int lineWidth = this.font.width(message);
            int lineHeight = 9;
            this.defaultScrollingHelper(message, centerX, left, right, top, bottom, lineWidth, lineHeight, parameters);
        }
 
        public ActiveTextCollector.ClickableStyleFinder includeInsertions(boolean flag) {
            this.includeInsertions = flag;
            return this;
        }
 
        public @Nullable Style result() {
            return this.result;
        }
    }
 
    @OnlyIn(Dist.CLIENT)
    public record Parameters(Matrix3x2fc pose, float opacity, @Nullable ScreenRectangle scissor) {
        public Parameters(Matrix3x2fc pose) {
            this(pose, 1.0F, null);
        }
 
        public ActiveTextCollector.Parameters withPose(Matrix3x2fc pose) {
            return new ActiveTextCollector.Parameters(pose, this.opacity, this.scissor);
        }
 
        public ActiveTextCollector.Parameters withScale(float scale) {
            return this.withPose(this.pose.scale(scale, scale, new Matrix3x2f()));
        }
 
        public ActiveTextCollector.Parameters withOpacity(float opacity) {
            return this.opacity == opacity ? this : new ActiveTextCollector.Parameters(this.pose, opacity, this.scissor);
        }
 
        public ActiveTextCollector.Parameters withScissor(ScreenRectangle scissor) {
            return scissor.equals(this.scissor) ? this : new ActiveTextCollector.Parameters(this.pose, this.opacity, scissor);
        }
 
        public ActiveTextCollector.Parameters withScissor(int left, int right, int top, int bottom) {
            ScreenRectangle newScissor = new ScreenRectangle(left, top, right - left, bottom - top).transformAxisAligned(this.pose);
            if (this.scissor != null) {
                newScissor = Objects.requireNonNullElse(this.scissor.intersection(newScissor), ScreenRectangle.empty());
            }
 
            return this.withScissor(newScissor);
        }
    }
}

引用的其他类

• Font

  • 引用位置: 方法调用/构造调用
  • 关联成员: Font.GlyphVisitor(), GlyphVisitor()

• TextAlignment

  • 引用位置: 参数

• ScreenRectangle

  • 引用位置: 方法调用/构造调用
  • 关联成员: ScreenRectangle(), ScreenRectangle.empty()

• GuiTextRenderState

  • 引用位置: 参数/构造调用
  • 关联成员: GuiTextRenderState()

• Component

  • 引用位置: 参数

• Style

  • 引用位置: 参数

• ARGB

  • 引用位置: 方法调用
  • 关联成员: ARGB.white()

• FormattedCharSequence

  • 引用位置: 参数

• Mth

  • 引用位置: 方法调用
  • 关联成员: Mth.clamp(), Mth.lerp()

• Util

  • 引用位置: 方法调用
  • 关联成员: Util.getMillis()