private static bool IsTouchExisting(PickedPoint existingPoint, Vector2 touchPoint, Rect rect)
{
bool touched = false;
try
{
double threshold = ((double)rect.width * TouchThresholdCoeff + rect.height * TouchThresholdCoeff) / 2;
if (Vector2.Distance(existingPoint.Location, touchPoint) <= threshold)
{
touched = true;
}
}
catch (UnityException exp)
{
Debug.LogError(exp.Message);
}
return(touched);
}
private static Rect DrawPhotoBox(IWizardPage wizardPage, Texture2D texture)
{
var boxRect = new Rect(110, 70, 400, 400);
try
{
GUI.Box(boxRect, "");
GUIUtils.TouchInfo touchInfo;
lastTextureRect = GUIUtils.DrawTouchableTexture(boxRect, texture, out touchInfo);
if (wizardPage is IWizardFeaturePointPage)
{
IWizardFeaturePointPage pointPage = (IWizardFeaturePointPage)wizardPage;
if (touchInfo.isTouching && touchInfo.touchInside)
{
bool collidingExistingPoint = false;
PickedPoint collidingPoint = new PickedPoint();
foreach (PickedPoint existingPoint in pointPage.Points)
{
Rect testRect = new Rect(boxRect);
if (IsTouchExisting(existingPoint, touchInfo.textureTouchPosition, testRect))
{
collidingExistingPoint = true;
collidingPoint = existingPoint;
break;
}
}
if (!collidingExistingPoint && addingPoint)
{
PickedPoint pickedPt = new PickedPoint(touchInfo.textureTouchPosition, touchInfo.relativePercentageTouchPosition);
pointPage.Points.Add(pickedPt);
}
else if (collidingExistingPoint && removingPoint)
{
pointPage.Points.Remove(collidingPoint);
Debug.Log("Removing point at " + collidingPoint.Location);
}
}
else if (touchInfo.isTouching && !touchInfo.touchInside)
{
}
if (undoPoint)
{
int ptCnt = pointPage.Points.Count;
if (1 <= ptCnt)
{
pointPage.Points.RemoveAt(ptCnt - 1);
}
undoPoint = false;
}
ActiveWindow.Repaint();
}
}
catch (UnityException exp)
{
Debug.LogError(exp.Message);
}
return(boxRect);
}