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// A normal Endor UI tree rendered on a transformed plane in the 3D world.
class WorldActions {
view: Viewport3D
panel: Panel3D
canvas: CanvasViewport
function reset(self: WorldActions): Unit {
self.view.camera.x = 0
self.view.camera.y = 0.5
self.view.camera.z = 7
self.view.camera.targetX = 0
self.view.camera.targetY = 0
self.view.camera.targetZ = 0
}
function turn(self: WorldActions): Unit { self.panel.rotate(0, 15, 0) }
function fit(self: WorldActions): Unit { self.canvas.mounts().at(0).fitView() }
}
count = ui.state(0)
increment = Button("点击:世界里的真实按钮")
increment.onClick(count.increment)
card = Column(10, 6, TextBlock("CanvasViewport", 1), RectBlock(180, 26, 6, "#9CB8A8"))
card.boxWidth = 240
card.x = 10
card.y = 4
canvas = CanvasViewport(280, 80, Scene2D(card))
ui_root = Column(8, 8, TextBlock("世界空间 UI", 2), ui.textOf(count, "value", 2), increment, canvas)
ui_root.crossAlign = "stretch"
panel = Panel3D(4, 3, ui_root)
panel.uiWidth = 320
panel.uiHeight = 240
panel.x = -1.2
panel.rotationY = 15
cube = Box3D(1.4, 1.4, 1.4, "#7B9CB7")
cube.x = 2
cube.rotationY = 25
floor = Box3D(10, 0.08, 5, "#D8DEE6")
floor.y = -1.8
scene = Scene3D(panel, cube, floor, DirectionalLight(-1, -2, -3, "#FFFFFF", 0.9))
scene.ambient = 0.35
view = Viewport3D(960, 520, scene)
view.flex = 1
view.camera.y = 0.5
view.camera.z = 7
actions = WorldActions(view, panel, canvas)
reset = Button("重置摄像机")
reset.onClick(actions.reset)
turn = Button("转动 UI 面板")
turn.onClick(actions.turn)
fit = Button("适配面板内的画布")
fit.onClick(actions.fit)
body = Column(24, 16, TextBlock("UI → 3D 世界 → UI → Canvas", 2), view, Row(0, 12, reset, turn, fit), TextBlock("空白处左键拖动旋转 3D · 中键/空格平移 · 滚轮缩放\n面板里的按钮、文本、布局和画布都由同一份 Endor 对象驱动。"))
body.flex = 1
body.crossAlign = "stretch"
page = Page()
page.title = "世界空间 UI"
page.crossAlign = "stretch"
page.render(body)