Add checks for event.propagationCancelled in OrbitalControls

This commit is contained in:
Edwin Jakobs
2020-03-09 18:50:52 +01:00
parent 0d1eae3752
commit a8fc4f34d7

View File

@@ -7,7 +7,7 @@ import kotlin.math.PI
import kotlin.math.abs
import kotlin.math.tan
class OrbitalControls(val orbitalCamera: OrbitalCamera , val userInteraction: Boolean = true, val keySpeed: Double = 1.0) : Extension {
class OrbitalControls(val orbitalCamera: OrbitalCamera, val userInteraction: Boolean = true, val keySpeed: Double = 1.0) : Extension {
enum class STATE {
NONE,
ROTATE,
@@ -21,6 +21,7 @@ class OrbitalControls(val orbitalCamera: OrbitalCamera , val userInteraction: Bo
private lateinit var lastMousePosition: Vector2
private fun mouseScrolled(event: MouseEvent) {
if (!event.propagationCancelled) {
if (abs(event.rotation.x) > 0.1) return
when {
@@ -28,9 +29,11 @@ class OrbitalControls(val orbitalCamera: OrbitalCamera , val userInteraction: Bo
event.rotation.y < 0 -> orbitalCamera.dollyOut()
}
}
}
private fun mouseMoved(event: MouseEvent) {
if (!event.propagationCancelled) {
if (state == STATE.NONE) return
val delta = lastMousePosition - event.position
lastMousePosition = event.position
@@ -40,7 +43,7 @@ class OrbitalControls(val orbitalCamera: OrbitalCamera , val userInteraction: Bo
val offset = Vector3.fromSpherical(orbitalCamera.spherical) - orbitalCamera.lookAt
// half of the fov is center to top of screen
val targetDistance = offset.length * tan((Math.toRadians((fov) / 2) ) )
val targetDistance = offset.length * tan((Math.toRadians((fov) / 2)))
val panX = (2 * delta.x * targetDistance / program.window.size.x)
val panY = (2 * delta.y * targetDistance / program.window.size.y)
@@ -51,10 +54,11 @@ class OrbitalControls(val orbitalCamera: OrbitalCamera , val userInteraction: Bo
val rotY = 360.0 * delta.y / program.window.size.y
orbitalCamera.rotate(rotX, rotY)
}
}
}
private fun mouseButtonDown(event: MouseEvent) {
if (!event.propagationCancelled) {
val previousState = state
when (event.button) {
@@ -74,8 +78,10 @@ class OrbitalControls(val orbitalCamera: OrbitalCamera , val userInteraction: Bo
lastMousePosition = event.position
}
}
}
fun keyPressed(keyEvent: KeyEvent) {
if (!keyEvent.propagationCancelled) {
if (keyEvent.key == KEY_ARROW_RIGHT) {
orbitalCamera.pan(keySpeed, 0.0, 0.0)
}
@@ -115,6 +121,7 @@ class OrbitalControls(val orbitalCamera: OrbitalCamera , val userInteraction: Bo
orbitalCamera.zoom(-keySpeed)
}
}
}
// EXTENSION
override var enabled: Boolean = true
@@ -128,7 +135,7 @@ class OrbitalControls(val orbitalCamera: OrbitalCamera , val userInteraction: Bo
program.mouse.buttonUp.listen { state = STATE.NONE }
program.mouse.scrolled.listen { mouseScrolled(it) }
program.keyboard.keyDown.listen { keyPressed(it) }
program.keyboard.keyRepeat.listen{ keyPressed(it) }
program.keyboard.keyRepeat.listen { keyPressed(it) }
}
}
}