31 lines
1.1 KiB
Plaintext
31 lines
1.1 KiB
Plaintext
class VisualResults {
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width: Number
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height: Number
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childX: Number
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childY: Number
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color: String
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}
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class ProbeRect: RectBlock {
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results: VisualResults
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function onMount(self: ProbeRect, mount: Mount): Unit {
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measured = self.measure(mount, Constraints(0, 0, 120, 80))
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self.results.width = measured.width
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self.results.height = measured.height
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drawing = self.paint(mount, Bounds(12, 18, 200, 60))
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self.results.color = drawing.commands.at(0).color
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}
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}
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class ProbeColumn: Column {
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results: VisualResults
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function onMount(self: ProbeColumn, mount: Mount): Unit {
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positions = self.arrange(mount, Bounds(20, 30, 500, 300))
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self.results.childX = positions.children.at(0).x
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self.results.childY = positions.children.at(0).y
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}
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}
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results = VisualResults(0, 0, 0, 0, "等待挂载")
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rect = ProbeRect(200, 60, 12, "#DDEEFF", results)
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root = ProbeColumn(24, 16, TextBlock("对象的原生视觉协议", 2), rect, TextBlock("约束测量宽度"), ui.textOf(results, "width"), TextBlock("绘制颜色"), ui.textOf(results, "color"), results)
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page = Page()
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page.render(root)
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