public void Reset()
{
startTime = default(float);
lastModifiedTime = default(float);
tooltipUI = default(TooltipUI);
persistent = default(bool);
duration = default(float);
becameVisible = default(Action);
placement = default(ITooltipPlacement);
orientationWeight = default(float);
transitionOffset = default(Vector3);
transitionTime = default(float);
}
IEnumerator AnimateHide(ITooltip tooltip, TooltipUI tooltipUI)
{
var target = GetTooltipTarget(tooltip);
var startTime = Time.realtimeSinceStartup;
while (Time.realtimeSinceStartup - startTime < k_TransitionDuration)
{
UpdateVisuals(tooltip, tooltipUI, target,
1 - (Time.realtimeSinceStartup - startTime) / k_TransitionDuration);
yield return(null);
}
ObjectUtils.Destroy(tooltipUI.gameObject);
}
Vector3 GetTooltipOffset(TooltipUI tooltipUI, ITooltipPlacement placement, Vector3 transitionOffset)
{
if (tooltipUI == null)
{
return(Vector3.zero);
}
var offset = Vector3.zero;
if (placement != null)
{
switch (placement.tooltipAlignment)
{
case TextAlignment.Right:
offset = Vector3.left;
break;
case TextAlignment.Left:
offset = Vector3.right;
break;
}
}
// The rectTransform expansion is handled in the Tooltip dynamically, based on alignment & text length
var rectTransform = tooltipUI.rectTransform;
var rect = rectTransform.rect;
var halfWidth = rect.width * 0.5f;
if (placement != null)
{
offset *= halfWidth * rectTransform.lossyScale.x;
}
else
{
offset = Vector3.back * k_Offset * this.GetViewerScale();
}
offset += transitionOffset;
return(offset);
}
Vector3 GetTooltipOffset(TooltipUI tooltipUI, ITooltipPlacement placement, Vector3 transitionOffset)
{
if (tooltipUI == null)
{
return(Vector3.zero);
}
var offset = Vector3.zero;
if (placement != null)
{
switch (placement.tooltipAlignment)
{
case TextAlignment.Right:
offset = Vector3.left;
break;
case TextAlignment.Left:
offset = Vector3.right;
break;
}
}
if (placement != null)
{
tooltipUI.rectTransform.GetWorldCorners(k_Corners);
var halfWidth = (k_Corners[0] - k_Corners[2]).magnitude * 0.5f;
offset *= halfWidth;
}
else
{
offset = Vector3.back * k_Offset * this.GetViewerScale();
}
offset += transitionOffset;
return(offset);
}
void UpdateVisuals(ITooltip tooltip, TooltipUI tooltipUI, Transform target, float lerp)
{
var tooltipTransform = tooltipUI.transform;
var tooltipText = tooltipUI.text;
if (tooltipText)
{
tooltipText.text = tooltip.tooltipText;
}
var viewerScale = getViewerScale();
tooltipTransform.localScale = m_TooltipScale * lerp * viewerScale;
var placement = tooltip as ITooltipPlacement;
// Adjust for alignment
var offset = Vector3.zero;
if (placement != null)
{
switch (placement.tooltipAlignment)
{
case TextAlignment.Right:
offset = Vector3.left;
break;
case TextAlignment.Left:
offset = Vector3.right;
break;
}
}
var rectTransform = tooltipUI.GetComponent <RectTransform>();
var rect = rectTransform.rect;
var halfWidth = rect.width * 0.5f;
var halfHeight = rect.height * 0.5f;
if (placement != null)
{
offset *= halfWidth * rectTransform.lossyScale.x;
}
else
{
offset = Vector3.back * k_Offset;
}
MathUtilsExt.SetTransformOffset(target, tooltipTransform, offset * lerp, Quaternion.identity);
if (placement != null)
{
var source = placement.tooltipSource;
var toSource = tooltipTransform.InverseTransformPoint(source.position);
// Position spheres: one at source, one on the closest edge of the tooltip
var spheres = tooltipUI.spheres;
spheres[0].position = source.position;
var attachedSphere = spheres[1];
var boxSlope = halfHeight / halfWidth;
var toSourceSlope = Mathf.Abs(toSource.y / toSource.x);
halfHeight *= Mathf.Sign(toSource.y);
halfWidth *= Mathf.Sign(toSource.x);
attachedSphere.localPosition = toSourceSlope > boxSlope
? new Vector3(0, halfHeight)
: new Vector3(halfWidth, 0);
// Align dotted line
var attachedSpherePosition = attachedSphere.position;
toSource = source.position - attachedSpherePosition;
var midPoint = attachedSpherePosition + toSource * 0.5f;
var dottedLine = tooltipUI.dottedLine;
var length = toSource.magnitude;
var uvRect = dottedLine.uvRect;
var worldScale = 1 / viewerScale;
uvRect.width = length * k_UVScale * worldScale;
uvRect.xMin += k_UVScrollSpeed * Time.unscaledDeltaTime;
dottedLine.uvRect = uvRect;
var dottedLineTransform = dottedLine.transform.parent.GetComponent <RectTransform>();
dottedLineTransform.SetSizeWithCurrentAnchors(RectTransform.Axis.Horizontal, length / tooltipTransform.lossyScale.x);
dottedLineTransform.position = midPoint;
dottedLineTransform.rotation = Quaternion.LookRotation(toSource, -tooltipTransform.forward);
}
}
void UpdateVisuals(ITooltip tooltip, TooltipUI tooltipUI, Transform target, float lerp)
{
var tooltipTransform = tooltipUI.transform;
lerp = MathUtilsExt.SmoothInOutLerpFloat(lerp); // shape the lerp for better presentation
var tooltipText = tooltipUI.text;
if (tooltipText)
{
tooltipText.text = tooltip.tooltipText;
tooltipText.color = Color.Lerp(Color.clear, Color.white, lerp);
}
var viewerScale = this.GetViewerScale();
tooltipTransform.localScale = m_TooltipScale * lerp * viewerScale;
TooltipData toolTipData;
m_Tooltips.TryGetValue(tooltip, out toolTipData);
var highlightMaterial = toolTipData != null ? toolTipData.customHighlightMaterial : m_HighlightMaterial;
tooltipUI.highlight.material = highlightMaterial;
m_TooltipBackgroundMaterial.SetColor("_Color", Color.Lerp(UnityBrandColorScheme.darker, m_OriginalBackgroundColor, lerp));
var placement = tooltip as ITooltipPlacement;
// Adjust for alignment
var offset = Vector3.zero;
if (placement != null)
{
switch (placement.tooltipAlignment)
{
case TextAlignment.Right:
offset = Vector3.left;
break;
case TextAlignment.Left:
offset = Vector3.right;
break;
}
}
var rectTransform = tooltipUI.GetComponent <RectTransform>();
var rect = rectTransform.rect;
var halfWidth = rect.width * 0.5f;
var halfHeight = rect.height * 0.5f;
if (placement != null)
{
offset *= halfWidth * rectTransform.lossyScale.x;
}
else
{
offset = Vector3.back * k_Offset * this.GetViewerScale();
}
MathUtilsExt.SetTransformOffset(target, tooltipTransform, offset * lerp, Quaternion.identity);
if (placement != null)
{
var source = placement.tooltipSource;
var toSource = tooltipTransform.InverseTransformPoint(source.position);
// Position spheres: one at source, one on the closest edge of the tooltip
var spheres = tooltipUI.spheres;
spheres[0].position = source.position;
var attachedSphere = spheres[1];
var boxSlope = halfHeight / halfWidth;
var toSourceSlope = Mathf.Abs(toSource.y / toSource.x);
halfHeight *= Mathf.Sign(toSource.y);
halfWidth *= Mathf.Sign(toSource.x);
attachedSphere.localPosition = toSourceSlope > boxSlope
? new Vector3(0, halfHeight)
: new Vector3(halfWidth, 0);
// Align dotted line
var attachedSpherePosition = attachedSphere.position;
toSource = source.position - attachedSpherePosition;
var midPoint = attachedSpherePosition + toSource * 0.5f;
var dottedLine = tooltipUI.dottedLine;
var length = toSource.magnitude;
var uvRect = dottedLine.uvRect;
var worldScale = 1 / viewerScale;
uvRect.width = length * k_UVScale * worldScale;
uvRect.xMin += k_UVScrollSpeed * Time.deltaTime;
dottedLine.uvRect = uvRect;
var dottedLineTransform = dottedLine.transform.parent.GetComponent <RectTransform>();
dottedLineTransform.SetSizeWithCurrentAnchors(RectTransform.Axis.Horizontal, length / tooltipTransform.lossyScale.x);
dottedLineTransform.position = midPoint;
dottedLineTransform.rotation = Quaternion.LookRotation(toSource, -tooltipTransform.forward);
}
}