protected override void OnElementChanged(ElementChangedEventArgs <Image> e)
{
base.OnElementChanged(e);
if (Control != null && e.NewElement != null && e.OldElement == null)
{
_portableControl = e.NewElement as CustomImageView;
_portableControl.PropertyChanged += _portableControl_PropertyChanged;
}
}
public ViewHelper(Activity activity, View view)
{
mView = view;
mActivity = activity;
Icon = mView.FindViewById <TextView>(Resource.Id.icon);
ImageFilterName = mView.FindViewById <TextView>(Resource.Id.filterName);
Image = mView.FindViewById <CustomImageView>(Resource.Id.image);
Icon.Typeface = Typeface.CreateFromAsset(mActivity.Assets, "kinepolis.ttf");
mProgressbar = mView.FindViewById <ProgressBar>(Resource.Id.progressbar);
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.Activity_Camera);
btnCamera = FindViewById <Button>(Resource.Id.btnCamera);
btnEnlargeImage = FindViewById <Button>(Resource.Id.btnEnlargeImage);
picture = FindViewById <CustomImageView>(Resource.Id.picture);
if (savedInstanceState != null)
{
//With SavedInstance
/*
* bitmap = (Bitmap)savedInstanceState.GetParcelable("picture");
* if (bitmap != null)
* {
* picture.SetImageBitmap(bitmap);
* attacher = new PhotoViewAttacher(picture);
* }
*/
//Static dictionary
/*
* strGuid = savedInstanceState.GetString("pictureGUID");
* if (!string.IsNullOrEmpty(strGuid))
* {
* bitmap = (Bitmap)myDictionary[strGuid];
* if (bitmap != null)
* {
* picture.SetImageBitmap(bitmap);
* attacher = new PhotoViewAttacher(picture);
* }
* }
*/
}
//With internal storage
//LoadImageFromInternalStorage("/data/data/ImagePlay3_Droid.ImagePlay3_Droid/app_pictures");
if (CanDeviceTakePictures())
{
btnCamera.Click += btnCamera_StartCamera;
}
btnEnlargeImage.Click += btnEnlargeImage_Click;
}
public void ApplyFilter(CustomImageView imageView, ImageFilter imageFilter, Activity activity, ProgressBar progressbar)
{
ITransformation transform = null;
switch (imageFilter.FilterName)
{
case "Circle crop":
transform = new CropCircleTransformation(activity);
break;
case "Grayscale":
transform = new GrayscaleTransformation();
break;
case "Inverted colors":
transform = new InvertColorsTransformation();
break;
case "Blurred":
transform = new BlurTransformation(activity);
break;
case "Alpha fade":
transform = new AlphaFade(activity);
break;
case "Inverse circle crop":
transform = new InvertCropCircleTransformation(activity);
break;
default:
break;
}
Action onSucces = delegate {
Animation fadeOut = new AlphaAnimation(0, 1);
fadeOut.Interpolator = new AccelerateInterpolator();
fadeOut.Duration = 1000;
imageView.StartAnimation(fadeOut);
progressbar.Visibility = ViewStates.Gone;
};
Action onError = delegate {
};
if (transform != null)
{
Picasso.With(activity.ApplicationContext)
.Load(imageFilter.ImageUrl)
.Resize(IMAGE_SIZE, IMAGE_SIZE)
.Transform(transform)
.NoFade()
.Into(imageView, onSucces, onError);
}
else
{
Picasso.With(activity.ApplicationContext)
.Load(imageFilter.ImageUrl)
.Resize(IMAGE_SIZE, IMAGE_SIZE)
.NoFade()
.Into(imageView, onSucces, onError);
}
}
public newItemPage(int fbla_id)
{
Title = "New Item For sale";
this.fbla_id = fbla_id;
Button postBtn = new Button
{
HorizontalOptions = LayoutOptions.FillAndExpand,
Text = "Put item for sale!",
VerticalOptions = LayoutOptions.End
};
postBtn.Clicked += postBtnClicked;
Button cameraBtn = new Button
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.End,
Text = "Add A picture",
};
cameraBtn.Clicked += cameraBtnClicked;
name = new ExtendedEntry
{
HorizontalOptions = LayoutOptions.FillAndExpand,
Placeholder = "Enter item Name"
};
desc = new ExtendedEditor
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.StartAndExpand,
HeightRequest = 50
};
condition = new Label
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.End,
HorizontalTextAlignment = TextAlignment.Center,
BackgroundColor = Constants.palette.primary_variant,
Text = "Select Condition",
FontSize = Device.GetNamedSize(NamedSize.Medium, typeof(Label)),
HeightRequest = 30
};
condition.GestureRecognizers.Add(new TapGestureRecognizer
{
Command = new Command(async() =>
{
var action = await DisplayActionSheet("Select Condition", "Cancel", null, "\u2605", "\u2605\u2605", "\u2605\u2605\u2605", "\u2605\u2605\u2605\u2605", "\u2605\u2605\u2605\u2605\u2605");
switch (action)
{
case "Cancel":
condition.Text = "\u2605\u2605\u2605";
break;
default:
condition.Text = action;
break;
}
}),
});
image = new CustomImageView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
HeightRequest = 100,
//Aspect = Aspect.AspectFit,
};
price = new ExtendedEntry
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.End,
Placeholder = "Enter Price",
Keyboard = Keyboard.Numeric
};
baseStack = new StackLayout
{
Padding = new Thickness(25),
HorizontalOptions = LayoutOptions.Fill,
VerticalOptions = LayoutOptions.Fill,
Children =
{
name,
new Label {
HorizontalOptions = LayoutOptions.FillAndExpand,
Text = "Item Description"
},
desc,
image,
price,
condition,
cameraBtn,
postBtn
}
};
Content = baseStack;
}
public fblaChapterListView()
{
SeparatorColor = Constants.palette.divider;
Label schoolLabel = null;
Label locLabel = null;
// Source of data items.
VerticalOptions = LayoutOptions.FillAndExpand;
HorizontalOptions = LayoutOptions.FillAndExpand;
RowHeight = 75;
// Define template for displaying each item.
// (Argument of DataTemplate constructor is called for
// each item; it must return a Cell derivative.)
ItemTemplate = new DataTemplate(() =>
{
// Create views with bindings for displaying each property.
schoolLabel = new Label {
FontSize = Device.GetNamedSize(NamedSize.Medium, typeof(Label))
};
locLabel = new Label();
schoolLabel.SetBinding(Label.TextProperty, "school");
imageView = new CustomImageView
{
HeightRequest = 75,
WidthRequest = 75,
};
// Return an assembled ViewCell.
return(new ViewCell
{
View = new StackLayout
{
Padding = new Thickness(5, 5, 5, 5),
Orientation = StackOrientation.Horizontal,
Children =
{
imageView,
new StackLayout
{
//VerticalOptions = LayoutOptions.Center,
Spacing = 5,
Children =
{
schoolLabel,
locLabel,
}
}
}
}
});
});
this.ItemSelected += ((sender, eventArgs) =>
{
if (this.SelectedItem != null)
{
var c = SelectedItem as myDataTypes.fblaChapter;
var chapterView = new fblaChapterPage(c);
this.SelectedItem = null;
Navigation.PushAsync(chapterView);
}
});
ItemAppearing += async(s, e) =>
{
if (e.Item == null)
{
return;
}
myDataTypes.fblaChapter i = e.Item as myDataTypes.fblaChapter;
locLabel.Text = i.city + ", " + i.state;
schoolLabel.Text = i.school;
IImageProcessing processer = DependencyService.Get <IImageProcessing>();
imageView.SetImageBitmap(await processer.ScaleBitmap(i.picture, await processer.GetBitmapOptionsOfImageAsync(i.picture), 200, 200));
};
}
public itemListView()
{
SeparatorColor = Constants.palette.divider;
Label conditionLabel = null;
Label priceLabel = null;
CustomImageView imageView = null;
// Source of data items.
RowHeight = 80;
// Define template for displaying each item.
// (Argument of DataTemplate constructor is called for
// each item; it must return a Cell derivative.)
ItemTemplate = new DataTemplate(() =>
{
// Create views with bindings for displaying each property.
Label nameLabel = new Label()
{
LineBreakMode = LineBreakMode.TailTruncation
}, descLabel = new Label()
{
LineBreakMode = LineBreakMode.TailTruncation
};
priceLabel = new Label();
conditionLabel = new Label();
nameLabel.SetBinding(Label.TextProperty, "name");
descLabel.SetBinding(Label.TextProperty, "description");
//☆
imageView = new CustomImageView
{
HeightRequest = 100,
WidthRequest = 100,
};
// Return an assembled ViewCell.
return(new ViewCell
{
View = new StackLayout
{
Padding = new Thickness(5, 5, 5, 5),
Orientation = StackOrientation.Horizontal,
Children =
{
imageView,
new StackLayout
{
VerticalOptions = LayoutOptions.Center,
//Spacing = 0,
Children =
{
nameLabel,
descLabel,
new StackLayout {
//Spacing = 0,
Orientation = StackOrientation.Horizontal,
Children =
{
priceLabel,
conditionLabel
}
}
}
}
}
}
});
});
ItemAppearing += async(s, e) =>
{
myDataTypes.item item = e.Item as myDataTypes.item;
//formatting price to money
CultureInfo culture = new CultureInfo("en-us");
culture.NumberFormat.CurrencyNegativePattern = 1;
priceLabel.Text = string.Format(culture, "{0:c2}", item.price);
//giving stars to rating
string st = "";
for (int i = 0; i < item.quality; i++)
{
st += "\u2605";
}
conditionLabel.Text = st;
IImageProcessing processer = DependencyService.Get <IImageProcessing>();
imageView.SetImageBitmap(await processer.ScaleBitmap(item.picture, await processer.GetBitmapOptionsOfImageAsync(item.picture), 200, 200));
};
this.ItemSelected += ((sender, eventArgs) =>
{
if (this.SelectedItem != null)
{
var itemView = new itemPage(SelectedItem as myDataTypes.item);
this.SelectedItem = null;
Navigation.PushAsync(itemView);
}
});
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.ActivityImage);
_imageContainer = FindViewById <LinearLayout>(Resource.Id.ActivityImage_LinearLayout_ImageContainer);
var useCustomImageViews = false;
if (Intent?.HasExtra(UseCustomImageviewKey) == true)
{
useCustomImageViews = Intent.GetBooleanExtra(UseCustomImageviewKey, false);
}
for (int i = 0; i < 5; i++)
{
ImageView imageView = null;
if (useCustomImageViews)
{
imageView = new CustomImageView(this);
}
else
{
imageView = new ImageView(this);
}
imageView.LayoutParameters = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.WrapContent, ViewGroup.LayoutParams.WrapContent)
{
Gravity = GravityFlags.CenterHorizontal,
TopMargin = 20,
LeftMargin = 20,
RightMargin = 20
};
imageView.SetScaleType(ImageView.ScaleType.FitXy);
var resId = 0;
switch (i)
{
case 0:
resId = Resource.Drawable.Techorama;
break;
case 1:
resId = Resource.Drawable.Xamarin;
break;
case 2:
resId = Resource.Drawable.Os;
break;
case 3:
resId = Resource.Drawable.Ordina;
break;
case 4:
resId = Resource.Drawable.Microsoft;
break;
}
imageView.SetImageResource(resId);
_imageContainer.AddView(imageView);
}
}
public UrlImageViewImageUrlTargetBinding(CustomImageView target)
: base(target)
{
}
