public async Task TakePicture()
{
if (!CrossMedia.Current.IsCameraAvailable ||
!CrossMedia.Current.IsTakePhotoSupported)
{
await Application.Current.MainPage.DisplayAlert("No Camera",
"Sorry! No camera available.", "OK");
return;
}
var file = await CrossMedia.Current.TakePhotoAsync(new
Plugin.Media.Abstractions.StoreCameraMediaOptions
{
Directory = "TestPhotoFolder",
SaveToAlbum = true,
PhotoSize = PhotoSize.Medium,
});
if (file == null)
{
IsVisible = false;
return;
}
this.Source = ImageSource.FromStream(() =>
{
var stream = file.GetStream();
return(stream);
});
ListImage.Add(Source);
}
private void DownloadImage(ListImage imageControl, string folderName, int index)
{
BitmapEncoder encoder = null;
switch (imageControl.ImageType.ToUpper())
{
case ".JPG":
encoder = new JpegBitmapEncoder();
break;
case ".PNG":
encoder = new PngBitmapEncoder();
break;
case ".BMP":
encoder = new BmpBitmapEncoder();
break;
}
encoder.Frames.Add(BitmapFrame.Create((BitmapSource)imageControl.Image));
using (System.IO.FileStream stream = new System.IO.FileStream(index.ToString() + imageControl.ImageType, System.IO.FileMode.Create))
{
encoder.Save(stream);
}
//这里因为已经显示在界面上了，所以直接拿控件内容保存
//对于直接下载的情况，可以使用这个函数
//WebUtil.DownloadFileAsync();
}
public ActionResult Detail(int?id)
{
ProductDetailViewModel model = new ProductDetailViewModel();
model.product = db.Products.Find(id);
var cate = db.Categories.Find(model.product.CategoryID);
model.CategoryName = cate.CategoryName;
model.CategoryLink = "/san-pham/" + cate.SEOUrlRewrite + "-" + cate.CategoryID;
model.listimage = db.ProductImages.Where(q => q.ProductID == id).Select(s => new ListImage {
ImageURL = s.URLImage,
URLThumb = s.ImagesThumb
}).ToList();
model.relate = db.Products.Where(q => q.IsActive == true && q.ProductID != id && q.IsProduct == true && q.CategoryID == cate.CategoryID).ToList();
model.upsell = db.Products.Where(q => q.IsActive == true && q.ProductID != id && q.IsProduct == true).ToList();
ListImage l = new ListImage();
l.URLThumb = model.product.ImagesThumb;
l.ImageURL = model.product.Images;
model.listimage.Add(l);
AddList(model.product);
return(View(model));
}
private void AddReview()
{
ReviewItem = new Reviews();
ReviewItem.Rate = Rate;
ReviewItem.Avatar = "dragonGray.png";
ReviewItem.Content = Content;
var listItem = new List <ImageReview>();
foreach (var item in ListImage)
{
listItem.Add(new ImageReview()
{
ImageContent = item
});
}
ReviewItem.ListImage = listItem;
var navigationParams = new DialogParameters();
navigationParams.Add("reviews", ReviewItem);
RequestClose.Invoke(navigationParams);
ListImage.Clear();
IsInvisible = false;
IsVisible = false;
}
public MainViewModel()
{
List <ListItem> items = new List <ListItem>();
ListImage listImage = new ListImage();
listImage.ImageUrls = new ObservableCollection <string>();
listImage.ImageUrls.Add("file://c1.jpg");
listImage.ImageUrls.Add("file://c2.jpg");
listImage.ImageUrls.Add("file://c3.jpg");
items.Add(listImage);
initLabelText(20, items);
ListItems = new ObservableCollection <ListItem>(items);
}
// tao list ListImage
public ActionResult List()
{
List <ListImage> list = new List <ListImage>();
for (int i = 0; i <= 10; i++)
{
ListImage ListImage = new ListImage();
ListImage.ID = i;
ListImage.ID_CuonSach = i + 2;
ListImage.link = " link" + i;
list.Add(ListImage);
}
return(View(list));
}
public ActionResult Add(ImageAddViewModel model)
{
string path = Server.MapPath(ConfigurationManager.AppSettings["ImagesPath"]);
var imageName = Guid.NewGuid().ToString() + ".jpg";
model.Image.SaveAs(path + imageName);
ListImage image = new ListImage()
{
Name = imageName
};
_context.ListImages.Add(image);
_context.SaveChanges();
return(RedirectToAction("Index"));
}
private void btn_Download_Click(object sender, RoutedEventArgs e)
{
System.Windows.Forms.FolderBrowserDialog folderDialog = new System.Windows.Forms.FolderBrowserDialog();
folderDialog.SelectedPath = Environment.CurrentDirectory;
if (folderDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
for (int i = 0; i < grid_Content.Children.Count; i++)
{
ListImage liImage = grid_Content.Children[i] as ListImage;
if (liImage != null)
{
DownloadImage(liImage, folderDialog.SelectedPath, i);
}
}
ShowStatusText("保存图像完成");
}
}
private void btnSelectExam_Click(object sender, RoutedEventArgs e)
{
if (listPlace == null || listPlace.SelectedItem == null)
{
MessageBox.Show("请先选择活动区域", "消息提示", MessageBoxButton.OK, MessageBoxImage.Warning);
return;
}
ActivityPlaceInfo place = listPlace.SelectedItem as ActivityPlaceInfo;
string selectPlaceGuid = place.Guid;
SelectExamPlaceDialog form = new SelectExamPlaceDialog();
form.OnGetDataEvent += (datas) =>
{
ActivityPlaceLocation[] locations = dg_LocationList.ItemsSource as ActivityPlaceLocation[];
List <ActivityPlaceLocation> listLocation = locations.ToList();
for (int i = 0; i < datas.Count(); i++)
{
ActivityPlaceLocation newLocation = new ActivityPlaceLocation();
newLocation.GUID = datas[i].Guid;
newLocation.ActivityPlaceGuid = place.Guid;
newLocation.LocationName = datas[i].Name;
newLocation.LocationLA = Convert.ToDouble(datas[i].Location_la);
newLocation.LocationLG = Convert.ToDouble(datas[i].Location_lg);
newLocation.Remark = datas[i].Phone;
newLocation.activityPlaceLocationImage = datas[i].Images;
listLocation.Add(newLocation);
ListImage listImage = new ListImage();
listImage.locationGuid = datas[i].Guid;
listImage.listAPLImage = datas[i].Images;
//ActivityManageImage.listImage.Add(listImage);
}
locations = listLocation.ToArray();
this.dg_LocationList.ItemsSource = locations;
};
form.ShowDialog();
}
public void ShowImage(ObservableCollection <UrlStruct> list)
{
int count = list.Count;
this.Dispatcher.Invoke(() => {
this.grid_Content.Children.Clear();
});
for (int i = 0; i < count; i++)
{
this.Dispatcher.Invoke(() => {
ListImage image = new ListImage();
image.Width = 370;
image.Height = 370;
image.Margin = new Thickness(10);
image.Text = "";
image.Image = new BitmapImage(new Uri(list[i].Url));
grid_Content.Children.Add(image);
});
}
}
private void DeleteImage(ImageSource obj)
{
var img = ListImage.Where(a => a == obj).FirstOrDefault();
ListImage.Remove(img);
if (ListImage.Count == 0)
{
IsVisible = false;
}
if (ListImage.Count > 0)
{
IsVisible = true;
}
if (ListImage.Count > 1)
{
IsInvisible = false;
}
}
public override LearningImage BackProject(LearningImage i)
{
int Scale = this.Scale;
ListImage li = new ListImage(i.Height * Scale + Height, i.Width * Scale + Width);
for (int h = 0; h < i.Height; h++)
{
for (int w = 0; w < i.Width; w++)
{
LearningImage trimed = i.Trim(new Rectangle(w, h, 1, 1));
LearningImage pasting = base.BackProject(trimed);
for (int hh = 0; hh < pasting.Height; hh++)
for (int ww = 0; ww < pasting.Width; ww++)
li.Add(h * Scale + hh, w * Scale + ww, pasting.GetPlane(hh, ww));
}
}
LearningImage o = new LearningImage(i.Height * Scale, i.Width * Scale, this.FrameIn.Plane);
for (int h = 0; h < o.Height; h++)
for (int w = 0; w < o.Width; w++)
o.SetPlane(h, w, li.Median(h + Height / 2, w + Width / 2));
return o;
}
public PartialViewResult GetQuickView(int?id)
{
QuickViewModel model = new QuickViewModel();
model.listimage = db.ProductImages.Where(q => q.ProductID == id).Select(s => new ListImage
{
ImageURL = s.URLImage,
URLThumb = s.ImagesThumb
}).ToList();
model.product = db.Products.Find(id);
ListImage l = new ListImage();
l.URLThumb = model.product.ImagesThumb;
l.ImageURL = model.product.Images;
model.listimage.Add(l);
return(PartialView("_quickview", model));
}
public async Task GetPhoto()
{
if (!CrossMedia.Current.IsTakePhotoSupported)
{
return;
}
var file = await CrossMedia.Current.PickPhotoAsync(new PickMediaOptions
{
PhotoSize = PhotoSize.Medium,
});
if (file == null)
{
IsVisible = false;
return;
}
this.Source = ImageSource.FromStream(() =>
{
var stream = file.GetStream();
return(stream);
});
ListImage.Add(Source);
}
public ActionResult Create(ListImage _ListImage)
{
return(RedirectToAction("List"));
}
// xoa ListImage duoc chon
public ActionResult Delete(int id)
{
ListImage ListImage = new ListImage(id, 2, "link ");
return(View(ListImage));
}
public ActionResult Delete(ListImage ListImage)
{
return(RedirectToAction("List"));
}
private void btnSelectExam_Click(object sender, RoutedEventArgs e)
{
if (listPlace == null || listPlace.SelectedItem == null)
{
MessageBox.Show("请先选择区域", "消息提示", MessageBoxButton.OK, MessageBoxImage.Warning);
return;
}
ActivityPlaceInfo _placeInfo = (ActivityPlaceInfo)grdPlace.DataContext;
string guids = "";
if (_placeInfo != null)
{
foreach (ActivityPlaceLocation location in _placeInfo.Locations)
{
guids += "'" + location.RiasExamplaceGuid + "',";
}
}
if (guids.Length > 0)
{
guids = guids.Substring(0, guids.Length - 1);
}
ActivityPlaceInfo place = listPlace.SelectedItem as ActivityPlaceInfo;
string selectPlaceGuid = place.Guid;
SelectExamPlaceDialog form = new SelectExamPlaceDialog(guids);
form.OnGetDataEvent += (datas) =>
{
ActivityPlaceLocation[] locations = dg_LocationList.ItemsSource as ActivityPlaceLocation[];
List <ActivityPlaceLocation> listLocation = new List <ActivityPlaceLocation>();
if (locations != null)
{
listLocation = locations.ToList();
}
for (int i = 0; i < datas.Count(); i++)
{
string locationGuid = Utility.NewGuid();
ActivityPlaceLocation newLocation = new ActivityPlaceLocation();
//newLocation.GUID = datas[i].Guid;
newLocation.GUID = locationGuid;
newLocation.ActivityPlaceGuid = place.Guid;
newLocation.LocationName = datas[i].Name;
newLocation.LocationLA = Convert.ToDouble(datas[i].Location_la);
newLocation.LocationLG = Convert.ToDouble(datas[i].Location_lg);
newLocation.Remark = datas[i].Phone;
newLocation.activityPlaceLocationImage = datas[i].Images;
newLocation.RiasExamplaceGuid = datas[i].Guid;
listLocation.Add(newLocation);
ListImage listImage = new ListImage();
//listImage.locationGuid = datas[i].Guid;
listImage.locationGuid = locationGuid;
//更换图片的guid，防止插入的逐渐冲突
for (int n = 0; n < datas[i].Images.Count(); n++)
{
datas[i].Images[n].ACTIVITY_PLACE_LOCATION_GUID = locationGuid;
datas[i].Images[n].GUID = Utility.NewGuid();
}
listImage.listAPLImage = datas[i].Images;
//ActivityManageImage.listImage.Add(listImage);
}
locations = listLocation.ToArray();
this.dg_LocationList.ItemsSource = locations;
};
form.ShowDialog();
}