48 lines
1.4 KiB
Kotlin
48 lines
1.4 KiB
Kotlin
import org.openrndr.application
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import org.openrndr.color.ColorRGBa
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import org.openrndr.extra.gui.GUI
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import org.openrndr.extra.parameters.*
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import org.openrndr.math.Vector2
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import org.openrndr.shape.Circle
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/**
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* A simple demonstration of a GUI for drawing some circles
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*/
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fun main() = application {
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program {
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val gui = GUI()
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gui.compartmentsCollapsedByDefault = false
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val settings = @Description("Settings") object {
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@DoubleParameter("radius", 0.0, 100.0)
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var radius = 50.0
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@Vector2Parameter("position", 0.0, 1.0)
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var position = Vector2(0.6, 0.5)
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@ColorParameter("color")
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var color = ColorRGBa.PINK
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@DoubleListParameter("radii", 5.0, 30.0)
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var radii = mutableListOf(5.0, 6.0, 8.0, 14.0, 20.0, 30.0)
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}
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gui.add(settings)
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extend(gui)
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// note we can only change the visibility after the extend
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gui.visible = false
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extend {
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// determine visibility through mouse x-coordinate
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gui.visible = mouse.position.x < 200.0
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drawer.fill = settings.color
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drawer.circle(settings.position * drawer.bounds.position(1.0, 1.0), settings.radius)
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drawer.circles(
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settings.radii.mapIndexed { i, radius ->
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Circle(width - 50.0, 60.0 + i * 70.0, radius)
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}
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)
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}
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}
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} |