/*
* 清空控件中的图片
*/
private void removeBtnClick(object sender, RoutedEventArgs e)
{
Button removeBtn = (Button)sender;
Canvas bg = (Canvas)VisualTreeHelper.GetParent(removeBtn);
Canvas imgCanvas = (Canvas)VisualTreeHelper.GetParent(bg);
object tag = imgCanvas.Tag;
if (tag == null)
{
return;
}
TurnPictureImagesDto dto = (TurnPictureImagesDto)tag;
dto.url = "";
dto.storageImageId = 0;
imgCanvas.Tag = dto;
Button imgBtn = (Button)FrameworkElementUtil.getByName(imgCanvas, "imgBtn");
imgBtn.Background = new ImageBrush
{
ImageSource = FileUtil.readImage(AppDomain.CurrentDomain.BaseDirectory + defaultBg)
,
Stretch = Stretch.Uniform
};
}
/*
*右击树，显示菜单
*/
private void StorageVideo_TreeView_MouseRightButtonUp(object sender, MouseButtonEventArgs e)
{
// MessageBox.Show(e.Source.GetType().Name);
if (e.Source.GetType().Name != "TreeViewItem")
{
e.Handled = true;
return;
}
// object or = e.Source;
try
{
TreeViewItem treeViewItem = (TreeViewItem)e.Source;
rightClickTreeViewItem = treeViewItem;
Object tag = treeViewItem.Tag;
if (tag != null)
{
Int32 folderId = Int32.Parse(tag.ToString());
rightClickFolderId = folderId;
treeViewItem.Focus();
folderTreeColumn.ContextMenu.IsOpen = true;
ItemCollection firstItems = folderTreeColumn.ContextMenu.Items;
FrameworkElementUtil.enableAllMenuItem(firstItems);
if (folderId == 1)
{
// MenuItem NewAfterPage = FrameworkElementUtil.getByName(firstItems, "NewAfterPage");
MenuItem MoveUp = FrameworkElementUtil.getByName(firstItems, "MoveUp");
MenuItem MoveDown = FrameworkElementUtil.getByName(firstItems, "MoveDown");
MenuItem DeleteFolder = FrameworkElementUtil.getByName(firstItems, "DeleteFolder");
// NewAfterPage.IsEnabled = false;
MoveUp.IsEnabled = false;
MoveDown.IsEnabled = false;
DeleteFolder.IsEnabled = false;
}
}
else
{
MessageBox.Show("没有tag:" + treeViewItem.Header.ToString());
}
}
catch (ArgumentNullException)
{
MessageBox.Show("页面不能为空");
}
catch (ArgumentException)
{
MessageBox.Show("页面地址异常");
}
catch (UriFormatException)
{
MessageBox.Show("页面地址格式化异常");
}
catch (Exception e4)
{
MessageBox.Show("找不到此页面" + e4.Message.ToString() + e4.StackTrace);
}
}
/*
* 上下左右，移动控件
*/
public Boolean KeyDownMove(Key key)
{
Boolean result = false;
FrameworkElement element = FrameworkElementUtil.getByName(container, "editingBorder");
if (element == null)
{
return(result);
}
Border editingBorder = (Border)element;
FrameworkElement control = (FrameworkElement)editingBorder.Tag;
Thickness margin = control.Margin;
if (key == Key.Up)
{
margin.Top = margin.Top - 1;
control.Margin = margin;
editingBorder.Margin = margin;
result = true;
}
else if (key == Key.Down)
{
margin.Top = margin.Top + 1;
control.Margin = margin;
editingBorder.Margin = margin;
result = true;
}
else if (key == Key.Left)
{
margin.Left = margin.Left - 1;
control.Margin = margin;
editingBorder.Margin = margin;
result = true;
}
else if (key == Key.Right)
{
margin.Left = margin.Left + 1;
control.Margin = margin;
editingBorder.Margin = margin;
result = true;
}
if (result)
{
DControl dc = (DControl)control.Tag;
dc.left = (Int32)control.Margin.Left;
dc.top = (Int32)control.Margin.Top;
control.Tag = dc;
dControlBll.update(dc);
}
return(result);
}
//鼠标离开视频
private void videoCanvasMouseLeave(object sender, MouseEventArgs e)
{
Canvas videoCanvas = (Canvas)sender;
VideoListTag tag = (VideoListTag)videoCanvas.Tag;
if (videoCanvas != null && !tag.isSelected)
{
FrameworkElement selectButton = FrameworkElementUtil.getByName(videoCanvas, "selectButton");
if (selectButton != null)
{
selectButton.Visibility = Visibility.Hidden;
}
}
}
//鼠标移动到视频上
private void imageCanvasMouseEnter(object sender, MouseEventArgs e)
{
Canvas fileCanvas = (Canvas)sender;
FileListTag tag = (FileListTag)fileCanvas.Tag;
if (fileCanvas != null && !tag.isSelected)
{
FrameworkElement selectButton = FrameworkElementUtil.getByName(fileCanvas, "selectButton");
if (selectButton != null)
{
selectButton.Visibility = Visibility.Visible;
}
}
}
/*
* 取消选中当前图片
*/
private void unSelectThisImage(Canvas video)
{
VideoListTag tag = (VideoListTag)video.Tag;
Button selectButton = (Button)FrameworkElementUtil.getByName(video, "selectButton");
if (selectButton != null)
{
selectButton.Visibility = Visibility.Hidden;
selectButton.Background = new ImageBrush
{
ImageSource = new BitmapImage(new Uri(@"Resources/ico_media_select.png", UriKind.Relative)),
Stretch = Stretch.UniformToFill
};
}
tag.isSelected = false;
video.Tag = tag;
}
/*
* 选中当前图片
*/
private void selectThisImage(Canvas fileCanvas)
{
FileListTag tag = (FileListTag)fileCanvas.Tag;
Button selectButton = (Button)FrameworkElementUtil.getByName(fileCanvas, "selectButton");
if (selectButton != null)
{
selectButton.Visibility = Visibility.Visible;
selectButton.Background = new ImageBrush
{
ImageSource = new BitmapImage(new Uri(@"Resources/ico_media_select_active.png", UriKind.Relative)),
Stretch = Stretch.UniformToFill
};
}
tag.isSelected = true;
fileCanvas.Tag = tag;
}
//取消所有视频选中状态
private void unselectedAllImage()
{
foreach (Canvas fileCanvas in imageListWrap.Children)
{
FileListTag tag = (FileListTag)fileCanvas.Tag;
if (tag.isSelected)
{
Button selectButton = (Button)FrameworkElementUtil.getByName(fileCanvas, "selectButton");
if (selectButton != null)
{
selectButton.Visibility = Visibility.Hidden;
selectButton.Background = new ImageBrush
{
ImageSource = new BitmapImage(new Uri(@"Resources/ico_media_select.png", UriKind.Relative)),
Stretch = Stretch.UniformToFill
};
}
tag.isSelected = false;
fileCanvas.Tag = tag;
}
}
}
/*
* 显示大图
*/
public static void showBigImage(string imagePath, DControlDto ctl, Grid mainContainer, Cfg cfg)
{
FrameworkElement bigImageElement = FrameworkElementUtil.getByName(mainContainer, "bigImageCanvas");
if (bigImageElement == null)
{
Canvas bigImageCanvas = new Canvas();
bigImageCanvas.Name = "bigImageCanvas";
bigImageCanvas.Width = cfg.screenWidth;
bigImageCanvas.Height = cfg.screenHeight;
bigImageCanvas.Background = Brushes.Transparent;
Panel.SetZIndex(bigImageCanvas, 10002);
//图片背景，点击隐藏
Border borderBg = new Border();
borderBg.Width = cfg.screenWidth;
borderBg.Height = cfg.screenHeight;
borderBg.Background = Brushes.Black;
borderBg.Opacity = 0.6;
borderBg.HorizontalAlignment = HorizontalAlignment.Left;
borderBg.VerticalAlignment = VerticalAlignment.Top;
borderBg.SetValue(Canvas.LeftProperty, 0.0);
borderBg.SetValue(Canvas.TopProperty, 0.0);
Panel.SetZIndex(borderBg, 1);
bigImageCanvas.Children.Add(borderBg);
//显示大图
double maxWidth = cfg.screenWidth * 0.9;
double maxHeight = cfg.screenHeight * 0.9;
string img = FileUtil.notExistsShowDefault(imagePath, Params.ImageNotExists);
BitmapImage bitmapImage = FileUtil.readImage(AppDomain.CurrentDomain.BaseDirectory + img);
double showWidth = bitmapImage.Width;
double showHeight = bitmapImage.Height;
double w = bitmapImage.Width / maxWidth;
double h = bitmapImage.Height / maxHeight;
if (w > 1 && h > 1)
{
if (w > h)
{
showWidth = maxWidth;
showHeight = bitmapImage.Height / w;
}
else
{
showHeight = maxHeight;
showWidth = bitmapImage.Width / h;
}
}
else if (w > 1)
{
showWidth = maxWidth;
showHeight = bitmapImage.Height / w;
}
else if (h > 1)
{
showHeight = maxHeight;
showWidth = bitmapImage.Width / h;
}
Canvas innerCanvas = new Canvas();
innerCanvas.Width = showWidth;
innerCanvas.Height = showHeight;
double left = ctl.left;
double top = ctl.top;
innerCanvas.SetValue(Canvas.LeftProperty, left);
innerCanvas.SetValue(Canvas.TopProperty, top);
Panel.SetZIndex(innerCanvas, 2);
Image image = new Image();
image.Source = bitmapImage;
image.Width = showWidth;
image.Height = showHeight;
Panel.SetZIndex(image, 1);
innerCanvas.Children.Add(image);
Button closebtn = new Button();
closebtn.Background = new ImageBrush
{
ImageSource = FileUtil.readImage(AppDomain.CurrentDomain.BaseDirectory + "/myfile/sysimg/ico-image-close.png")
,
Stretch = Stretch.Fill
};
closebtn.Width = 50;
closebtn.Height = 50;
closebtn.BorderThickness = new Thickness(0);
closebtn.HorizontalAlignment = HorizontalAlignment.Right;
closebtn.VerticalAlignment = VerticalAlignment.Top;
closebtn.SetValue(Canvas.RightProperty, -25.0);
closebtn.SetValue(Canvas.TopProperty, -25.0);
Panel.SetZIndex(closebtn, 2);
closebtn.Click += (sender, e) => imageCloseBtnClick(bigImageCanvas, borderBg, innerCanvas, ctl, mainContainer);
closebtn.PreviewTouchDown += imageCloseBtnTouchDown;
closebtn.PreviewTouchMove += imageCloseBtnTouchMove;
closebtn.PreviewTouchUp += (sender, e) => imageCloseBtnClick(bigImageCanvas, borderBg, innerCanvas, ctl, mainContainer);
innerCanvas.Children.Add(closebtn);
bigImageCanvas.Children.Add(innerCanvas);
borderBg.PreviewMouseUp += (sender, e) => imageCloseBtnClick(bigImageCanvas, borderBg, innerCanvas, ctl, mainContainer);
borderBg.PreviewTouchUp += (sender, e) => imageCloseBtnClick(bigImageCanvas, borderBg, innerCanvas, ctl, mainContainer);
//手指缩放 移动 旋转
BehaviorCollection behaviors = Interaction.GetBehaviors(innerCanvas);
TranslateZoomRotateBehavior tz = new TranslateZoomRotateBehavior();
tz.TranslateFriction = 0.3;
tz.RotationalFriction = 0.4;
tz.ConstrainToParentBounds = true;
tz.SupportedGestures = ManipulationModes.All;
behaviors.Add(tz);
TransformGroup group = new TransformGroup();
double scaleX = ctl.width / innerCanvas.Width;
double scaleY = ctl.height / innerCanvas.Height;
ScaleTransform scaleTransform = new ScaleTransform();
scaleTransform.ScaleX = scaleX;
scaleTransform.ScaleY = scaleY;
group.Children.Add(scaleTransform);
innerCanvas.RenderTransform = group;
//动画，平移到指定位置
double toLeft = (cfg.screenWidth - innerCanvas.Width) / 2;
double toTop = (cfg.screenHeight - innerCanvas.Height) / 2;
double toTranslateTransformX = toLeft - ctl.left;
double toTranslateTransformY = toTop - ctl.top;
ShowBigImageUtil.showAnimation(borderBg, innerCanvas, ctl, toTranslateTransformX, toTranslateTransformY);
mainContainer.Children.Add(bigImageCanvas);
}
}