SpectatorGui.java

net.minecraft.client.gui.components.spectator.SpectatorGui

信息

• 全限定名：net.minecraft.client.gui.components.spectator.SpectatorGui
• 类型：public class
• 包：net.minecraft.client.gui.components.spectator
• 源码路径：src/main/java/net/minecraft/client/gui/components/spectator/SpectatorGui.java
• 起始行号：L20
• 实现：SpectatorMenuListener
• 职责：

  TODO

字段/常量

• HOTBAR_SPRITE

  • 类型: Identifier
  • 修饰符: private static final
  • 源码定位: L21
  • 说明:

    TODO

• HOTBAR_SELECTION_SPRITE

  • 类型: Identifier
  • 修饰符: private static final
  • 源码定位: L22
  • 说明:

    TODO

• FADE_OUT_DELAY

  • 类型: long
  • 修饰符: private static final
  • 源码定位: L23
  • 说明:

    TODO

• FADE_OUT_TIME

  • 类型: long
  • 修饰符: private static final
  • 源码定位: L24
  • 说明:

    TODO

• minecraft

  • 类型: Minecraft
  • 修饰符: private final
  • 源码定位: L25
  • 说明:

    TODO

• lastSelectionTime

  • 类型: long
  • 修饰符: private
  • 源码定位: L26
  • 说明:

    TODO

• menu

  • 类型: SpectatorMenu
  • 修饰符: private
  • 源码定位: L27
  • 说明:

    TODO

内部类/嵌套类型

• 无

构造器

public SpectatorGui(Minecraft minecraft) @ L29

• 构造器名：SpectatorGui
• 源码定位：L29
• 修饰符：public

参数:

• minecraft: Minecraft

说明:

TODO

方法

下面的方法块按源码顺序生成。

public void onHotbarSelected(int slot) @ L33

• 方法名：onHotbarSelected
• 源码定位：L33
• 返回类型：void
• 修饰符：public

参数:

• slot: int

说明:

TODO

private float getHotbarAlpha() @ L42

• 方法名：getHotbarAlpha
• 源码定位：L42
• 返回类型：float
• 修饰符：private

参数:

• 无

说明:

TODO

public void extractHotbar(GuiGraphicsExtractor graphics) @ L47

• 方法名：extractHotbar
• 源码定位：L47
• 返回类型：void
• 修饰符：public

参数:

• graphics: GuiGraphicsExtractor

说明:

TODO

protected void extractPage(GuiGraphicsExtractor graphics, float alpha, int screenCenter, int y, SpectatorPage page) @ L61

• 方法名：extractPage
• 源码定位：L61
• 返回类型：void
• 修饰符：protected

参数:

• graphics: GuiGraphicsExtractor
• alpha: float
• screenCenter: int
• y: int
• page: SpectatorPage

说明:

TODO

private void extractSlot(GuiGraphicsExtractor graphics, int slot, int x, float y, float alpha, SpectatorMenuItem item) @ L75

• 方法名：extractSlot
• 源码定位：L75
• 返回类型：void
• 修饰符：private

参数:

• graphics: GuiGraphicsExtractor
• slot: int
• x: int
• y: float
• alpha: float
• item: SpectatorMenuItem

说明:

TODO

public void extractAction(GuiGraphicsExtractor graphics) @ L89

• 方法名：extractAction
• 源码定位：L89
• 返回类型：void
• 修饰符：public

参数:

• graphics: GuiGraphicsExtractor

说明:

TODO

public void onSpectatorMenuClosed(SpectatorMenu menu) @ L101

• 方法名：onSpectatorMenuClosed
• 源码定位：L101
• 返回类型：void
• 修饰符：public

参数:

• menu: SpectatorMenu

说明:

TODO

public boolean isMenuActive() @ L107

• 方法名：isMenuActive
• 源码定位：L107
• 返回类型：boolean
• 修饰符：public

参数:

• 无

说明:

TODO

public void onMouseScrolled(int wheel) @ L111

• 方法名：onMouseScrolled
• 源码定位：L111
• 返回类型：void
• 修饰符：public

参数:

• wheel: int

说明:

TODO

public void onHotbarActionKeyPressed() @ L124

• 方法名：onHotbarActionKeyPressed
• 源码定位：L124
• 返回类型：void
• 修饰符：public

参数:

• 无

说明:

TODO

代码

@OnlyIn(Dist.CLIENT)
public class SpectatorGui implements SpectatorMenuListener {
    private static final Identifier HOTBAR_SPRITE = Identifier.withDefaultNamespace("hud/hotbar");
    private static final Identifier HOTBAR_SELECTION_SPRITE = Identifier.withDefaultNamespace("hud/hotbar_selection");
    private static final long FADE_OUT_DELAY = 5000L;
    private static final long FADE_OUT_TIME = 2000L;
    private final Minecraft minecraft;
    private long lastSelectionTime;
    private @Nullable SpectatorMenu menu;
 
    public SpectatorGui(Minecraft minecraft) {
        this.minecraft = minecraft;
    }
 
    public void onHotbarSelected(int slot) {
        this.lastSelectionTime = Util.getMillis();
        if (this.menu != null) {
            this.menu.selectSlot(slot);
        } else {
            this.menu = new SpectatorMenu(this);
        }
    }
 
    private float getHotbarAlpha() {
        long delta = this.lastSelectionTime - Util.getMillis() + 5000L;
        return Mth.clamp((float)delta / 2000.0F, 0.0F, 1.0F);
    }
 
    public void extractHotbar(GuiGraphicsExtractor graphics) {
        if (this.menu != null) {
            float alpha = this.getHotbarAlpha();
            if (alpha <= 0.0F) {
                this.menu.exit();
            } else {
                int screenCenter = graphics.guiWidth() / 2;
                int y = Mth.floor(graphics.guiHeight() - 22.0F * alpha);
                SpectatorPage page = this.menu.getCurrentPage();
                this.extractPage(graphics, alpha, screenCenter, y, page);
            }
        }
    }
 
    protected void extractPage(GuiGraphicsExtractor graphics, float alpha, int screenCenter, int y, SpectatorPage page) {
        int color = ARGB.white(alpha);
        graphics.blitSprite(RenderPipelines.GUI_TEXTURED, HOTBAR_SPRITE, screenCenter - 91, y, 182, 22, color);
        if (page.getSelectedSlot() >= 0) {
            graphics.blitSprite(
                RenderPipelines.GUI_TEXTURED, HOTBAR_SELECTION_SPRITE, screenCenter - 91 - 1 + page.getSelectedSlot() * 20, y - 1, 24, 23, color
            );
        }
 
        for (int slot = 0; slot < 9; slot++) {
            this.extractSlot(graphics, slot, graphics.guiWidth() / 2 - 90 + slot * 20 + 2, y + 3, alpha, page.getItem(slot));
        }
    }
 
    private void extractSlot(GuiGraphicsExtractor graphics, int slot, int x, float y, float alpha, SpectatorMenuItem item) {
        if (item != SpectatorMenu.EMPTY_SLOT) {
            graphics.pose().pushMatrix();
            graphics.pose().translate(x, y);
            float brightness = item.isEnabled() ? 1.0F : 0.25F;
            item.extractIcon(graphics, brightness, alpha);
            graphics.pose().popMatrix();
            if (alpha > 0.0F && item.isEnabled()) {
                Component key = this.minecraft.options.keyHotbarSlots[slot].getTranslatedKeyMessage();
                graphics.text(this.minecraft.font, key, x + 19 - 2 - this.minecraft.font.width(key), (int)y + 6 + 3, ARGB.white(alpha));
            }
        }
    }
 
    public void extractAction(GuiGraphicsExtractor graphics) {
        float alpha = this.getHotbarAlpha();
        if (alpha > 0.0F && this.menu != null) {
            SpectatorMenuItem item = this.menu.getSelectedItem();
            Component action = item == SpectatorMenu.EMPTY_SLOT ? this.menu.getSelectedCategory().getPrompt() : item.getName();
            int strWidth = this.minecraft.font.width(action);
            int x = (graphics.guiWidth() - strWidth) / 2;
            int y = graphics.guiHeight() - 35;
            graphics.textWithBackdrop(this.minecraft.font, action, x, y, strWidth, ARGB.white(alpha));
        }
    }
 
    @Override
    public void onSpectatorMenuClosed(SpectatorMenu menu) {
        this.menu = null;
        this.lastSelectionTime = 0L;
    }
 
    public boolean isMenuActive() {
        return this.menu != null;
    }
 
    public void onMouseScrolled(int wheel) {
        int newSlot = this.menu.getSelectedSlot() + wheel;
 
        while (newSlot >= 0 && newSlot <= 8 && (this.menu.getItem(newSlot) == SpectatorMenu.EMPTY_SLOT || !this.menu.getItem(newSlot).isEnabled())) {
            newSlot += wheel;
        }
 
        if (newSlot >= 0 && newSlot <= 8) {
            this.menu.selectSlot(newSlot);
            this.lastSelectionTime = Util.getMillis();
        }
    }
 
    public void onHotbarActionKeyPressed() {
        this.lastSelectionTime = Util.getMillis();
        if (this.isMenuActive()) {
            int selectedSlot = this.menu.getSelectedSlot();
            if (selectedSlot != -1) {
                this.menu.selectSlot(selectedSlot);
            }
        } else {
            this.menu = new SpectatorMenu(this);
        }
    }
}

引用的其他类

• Minecraft

  • 引用位置: 参数/字段

• GuiGraphicsExtractor

  • 引用位置: 参数

• SpectatorMenu

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

• SpectatorMenuItem

  • 引用位置: 参数

• SpectatorMenuListener

  • 引用位置: 实现

• SpectatorPage

  • 引用位置: 参数

• Identifier

  • 引用位置: 字段/方法调用
  • 关联成员: Identifier.withDefaultNamespace()

• ARGB

  • 引用位置: 方法调用
  • 关联成员: ARGB.white()

• Mth

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

• Util

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