public Popup()
{
_popupRootLayout = new PopupRootLayout();
_popupRootLayout.HorizontalOptions = LayoutOptions.Center;
_popupRootLayout.VerticalOptions = LayoutOptions.Center;
_popupRootLayout.Popup = this;
}
public Animation Create(View target)
{
PopupRootLayout rootLayout = (PopupRootLayout)target;
// If full screen popup which is closing
if (rootLayout.Popup.IsOpen == false && rootLayout.Popup.ActualPlacement == PopupPlacements.FullScreen)
{
return(new Animation(d =>
{
rootLayout.TranslationY = rootLayout.Height * d;
}, 0, 1));
}
Animation animationGroup = new Animation();
if (OpacityStartTime.Equals(OpacityEndTime) == false && OpacityStart != OpacityEnd && OpacityInit != OpacityEnd)
{
if (OpacityInit.HasValue)
{
rootLayout.Opacity = OpacityInit.Value;
}
Animation fadeAnimation = new Animation(d =>
{
rootLayout.Opacity = d;
}, OpacityStart, OpacityEnd);
animationGroup.Add(OpacityStartTime, OpacityEndTime, fadeAnimation);
}
double animatedValue = 0;
if (SlideStartOffset != 0)
{
EventHandler sizeChanged = null;
sizeChanged = (s, a) =>
{
rootLayout.Content.TranslationY = CalculateTranslateY(animatedValue, rootLayout);
};
rootLayout.SizeChanged += sizeChanged;
// Init TranslationY
rootLayout.Content.TranslationY = CalculateTranslateY(0, rootLayout);
Animation slideAnimation = new Animation(d =>
{
animatedValue = d;
rootLayout.Content.TranslationY = CalculateTranslateY(d, rootLayout);
}, 0, 1, AnimationUtils.EaseOutQuint, finished: () =>
{
rootLayout.Content.SizeChanged -= sizeChanged;
});
animationGroup.Add(0, 1, slideAnimation);
}
return(animationGroup);
}
public Animation Create(View target)
{
PopupRootLayout rootLayout = (PopupRootLayout)target;
Popup popup = rootLayout.Popup;
rootLayout.Scale = ScaleStart;
rootLayout.Opacity = OpacityStart;
Animation animationGroup = new Animation();
animationGroup.Add(0, 1, new Animation(d =>
{
rootLayout.Scale = ScaleStart + (ScaleEnd - ScaleStart) * d;
rootLayout.Opacity = OpacityStart + (OpacityEnd - OpacityStart) * d;
if (Popup.IsTopPlacement(popup.ActualPlacement) && Popup.IsRightPlacement(popup.ActualPlacement))
{
rootLayout.TranslationX = ((rootLayout.Width * d) / 2) * (1 - d);
rootLayout.TranslationY = ((rootLayout.Height * d) / 2) * (1 - d);
}
else if (Popup.IsTopPlacement(popup.ActualPlacement) && Popup.IsRightPlacement(popup.ActualPlacement) == false)
{
rootLayout.TranslationX = -((rootLayout.Width * d) / 2) * (1 - d);
rootLayout.TranslationY = ((rootLayout.Height * d) / 2) * (1 - d);
}
else if (Popup.IsTopPlacement(popup.ActualPlacement) == false && Popup.IsRightPlacement(popup.ActualPlacement))
{
rootLayout.TranslationX = ((rootLayout.Width * d) / 2) * (1 - d);
rootLayout.TranslationY = -((rootLayout.Height * d) / 2) * (1 - d);
}
else if (Popup.IsTopPlacement(popup.ActualPlacement) == false && Popup.IsRightPlacement(popup.ActualPlacement) == false)
{
rootLayout.TranslationX = -((rootLayout.Width * d) / 2) * (1 - d);
rootLayout.TranslationY = -((rootLayout.Height * d) / 2) * (1 - d);
}
}, 0, 1, Easing));
animationGroup.Add(0, 1, new Animation(d =>
{
if (Popup.IsTopPlacement(popup.ActualPlacement) && Popup.IsRightPlacement(popup.ActualPlacement))
{
}
else if (Popup.IsTopPlacement(popup.ActualPlacement) && Popup.IsRightPlacement(popup.ActualPlacement) == false)
{
}
else if (Popup.IsTopPlacement(popup.ActualPlacement) == false && Popup.IsRightPlacement(popup.ActualPlacement))
{
}
else if (Popup.IsTopPlacement(popup.ActualPlacement) == false && Popup.IsRightPlacement(popup.ActualPlacement) == false)
{
rootLayout.Content.TranslationY = -ContentSlideDistance * (1 - d);
}
}, 0, 1, Easing.CubicOut));
return(animationGroup);
}
private double CalculateTranslateY(double process, PopupRootLayout rootLayout)
{
if (Popup.IsTopPlacement(rootLayout.Popup.ActualPlacement))
{
return(rootLayout.Height - ((rootLayout.Height - SlideStartOffset) * process) - SlideStartOffset);
}
else
{
return(SlideStartOffset + ((rootLayout.Height - SlideStartOffset) * process) - rootLayout.Height);
}
}
public Animation Create(View target)
{
PopupRootLayout rootLayout = (PopupRootLayout)target;
Popup popup = rootLayout.Popup;
if (rootLayout.Popup.IsOpen)
{
rootLayout.Opacity = 0;
}
Animation anim = new Animation(d =>
{
if (rootLayout.Popup.IsOpen)
{
rootLayout.Opacity = 1;
}
else
{
d = 1 - d;
}
Rectangle location = new Rectangle(rootLayout.X, rootLayout.Y, rootLayout.Width, rootLayout.Height);
Rectangle clipRect = new Rectangle(0, 0, location.Width, location.Height);
double contentY = 0;
double contentX = 0;
if (popup.ActualPlacement == PopupPlacements.RightTop)
{
double width = IsHorizontalResizeEnabled ? location.Width * d : location.Width;
clipRect = new Rectangle(0, 0, width, location.Height * d);
contentY = -location.Height * (1 - d);
}
else if (popup.ActualPlacement == PopupPlacements.RightCenter)
{
clipRect = new Rectangle(0, 0, location.Width * d, location.Height);
contentX = -location.Width * (1 - d);
}
else if (popup.ActualPlacement == PopupPlacements.RightBottom)
{
double width = IsHorizontalResizeEnabled ? location.Width * d : location.Width;
clipRect = new Rectangle(0, location.Height * (1 - d), width, location.Height * d);
}
else if (popup.ActualPlacement == PopupPlacements.BottomRight)
{
double width = IsHorizontalResizeEnabled ? location.Width * d : location.Width;
double x = IsHorizontalResizeEnabled ? location.Width * (1 - d) : 0;
clipRect = new Rectangle(x, 0, width, location.Height * d);
contentY = -location.Height * (1 - d);
}
else if (popup.ActualPlacement == PopupPlacements.BottomCenter || popup.ActualPlacement == PopupPlacements.BottomStretch)
{
clipRect = new Rectangle(0, 0, location.Width, location.Height * d);
contentY = -location.Height * (1 - d);
}
else if (popup.ActualPlacement == PopupPlacements.BottomLeft)
{
double width = IsHorizontalResizeEnabled ? location.Width * d : location.Width;
clipRect = new Rectangle(0, 0, width, location.Height * d);
contentY = -location.Height * (1 - d);
}
else if (popup.ActualPlacement == PopupPlacements.LeftBottom)
{
double width = IsHorizontalResizeEnabled ? location.Width * d : location.Width;
double x = IsHorizontalResizeEnabled ? location.Width * (1 - d) : 0;
clipRect = new Rectangle(x, location.Height * (1 - d), width, location.Height * d);
}
else if (popup.ActualPlacement == PopupPlacements.LeftCenter)
{
clipRect = new Rectangle(location.Width * (1 - d), 0, location.Width * d, location.Height);
}
else if (popup.ActualPlacement == PopupPlacements.LeftTop)
{
double width = IsHorizontalResizeEnabled ? location.Width * d : location.Width;
double x = IsHorizontalResizeEnabled ? location.Width * (1 - d) : 0;
clipRect = new Rectangle(x, 0, width, location.Height * d);
contentY = -location.Height * (1 - d);
}
else if (popup.ActualPlacement == PopupPlacements.TopLeft)
{
double width = IsHorizontalResizeEnabled ? location.Width * d : location.Width;
clipRect = new Rectangle(0, location.Height * (1 - d), width, location.Height * d);
}
else if (popup.ActualPlacement == PopupPlacements.TopCenter || popup.ActualPlacement == PopupPlacements.TopStretch)
{
clipRect = new Rectangle(0, location.Height * (1 - d), location.Width, location.Height * d);
}
else if (popup.ActualPlacement == PopupPlacements.TopRight)
{
double width = IsHorizontalResizeEnabled ? location.Width * d : location.Width;
double x = IsHorizontalResizeEnabled ? location.Width * (1 - d) : 0;
clipRect = new Rectangle(x, location.Height * (1 - d), width, location.Height * d);
}
else if (popup.ActualPlacement == PopupPlacements.FullScreen)
{
rootLayout.TranslationY = location.Height * (1 - d);
}
else
{
// No animation
}
if (popup.ActualPlacement != PopupPlacements.FullScreen)
{
if (IsContentTranslationEnabled)
{
rootLayout.Content.TranslationX = contentX;
rootLayout.Content.TranslationY = contentY;
}
rootLayout.Clip(clipRect);
}
}, 0, 1, Easing.CubicOut);
return(anim);
}
