CarouselLayout CreatePagesCarousel()
{
var carousel = new CarouselLayout
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
IndicatorStyle = _indicatorStyle,
ItemTemplate = new DataTemplate(typeof(DynamicTemplateLayout))
};
carousel.SetBinding(CarouselLayout.ItemsSourceProperty, "Pages");
carousel.SetBinding(CarouselLayout.SelectedItemProperty, "CurrentPage", BindingMode.TwoWay);
return carousel;
}
CarouselLayout CreatePagesCarousel(List<SelectedGoalMedia> media)
{
List<CarousalViewModel> Pages = new List<CarousalViewModel>();
foreach (var item in media)
{
CarousalViewModel caros = new CarousalViewModel { Title = "1", Background = Color.White, ImageSource = Constants.SERVICE_BASE_URL + item.goal_media };
Pages.Add(caros);
}
/* List<CarousalViewModel> Pages = new List<CarousalViewModel>() {
new CarousalViewModel { Title = "1", Background = Color.White, ImageSource = "icon.png" },
new CarousalViewModel { Title = "2", Background = Color.Red, ImageSource = "icon.png" },
new CarousalViewModel { Title = "3", Background = Color.Blue, ImageSource = "one.jpeg" },
new CarousalViewModel { Title = "4", Background = Color.Yellow, ImageSource = "icon.png" },
};*/
CarouselLayout carousel = new CarouselLayout
{
IndicatorStyle = CustomLayouts.Controls.CarouselLayout.IndicatorStyleEnum.Dots,
ItemTemplate = new DataTemplate(typeof(CarousalTemplate))
};
carousel.ItemsSource = Pages;
//carousel.SetBinding(CarouselLayout.ItemsSourceProperty, "Pages");
//carousel.SetBinding(CarouselLayout.SelectedItemProperty, "CurrentPage", BindingMode.TwoWay);
return carousel;
}
public HomePage(CarouselLayout.IndicatorStyleEnum indicatorStyle)
{
_indicatorStyle = indicatorStyle;
viewModel = new SwitcherPageViewModel();
BindingContext = viewModel;
Title = _indicatorStyle.ToString();
relativeLayout = new RelativeLayout
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
var pagesCarousel = CreatePagesCarousel();
var dots = CreatePagerIndicatorContainer();
_tabs = CreateTabs();
switch(pagesCarousel.IndicatorStyle)
{
case CarouselLayout.IndicatorStyleEnum.Dots:
relativeLayout.Children.Add (pagesCarousel,
Constraint.RelativeToParent ((parent) => { return parent.X; }),
Constraint.RelativeToParent ((parent) => { return parent.Y; }),
Constraint.RelativeToParent ((parent) => { return parent.Width; }),
Constraint.RelativeToParent ((parent) => { return parent.Height/2; })
);
relativeLayout.Children.Add (dots,
Constraint.Constant (0),
Constraint.RelativeToView (pagesCarousel,
(parent,sibling) => { return sibling.Height - 18; }),
Constraint.RelativeToParent (parent => parent.Width),
Constraint.Constant (18)
);
break;
case CarouselLayout.IndicatorStyleEnum.Tabs:
var tabsHeight = 50;
relativeLayout.Children.Add (_tabs,
Constraint.Constant (0),
Constraint.RelativeToParent ((parent) => { return parent.Height - tabsHeight; }),
Constraint.RelativeToParent (parent => parent.Width),
Constraint.Constant (tabsHeight)
);
relativeLayout.Children.Add (pagesCarousel,
Constraint.RelativeToParent ((parent) => { return parent.X; }),
Constraint.RelativeToParent ((parent) => { return parent.Y; }),
Constraint.RelativeToParent ((parent) => { return parent.Width; }),
Constraint.RelativeToView (_tabs, (parent, sibling) => { return parent.Height - (sibling.Height); })
);
break;
default:
relativeLayout.Children.Add (pagesCarousel,
Constraint.RelativeToParent ((parent) => { return parent.X; }),
Constraint.RelativeToParent ((parent) => { return parent.Y; }),
Constraint.RelativeToParent ((parent) => { return parent.Width; }),
Constraint.RelativeToParent ((parent) => { return parent.Height; })
);
break;
}
Content = relativeLayout;
}
