// Flatten image
public void FlattenImage()
{
if (UserLayers.Count < 2)
{
throw new InvalidOperationException("Cannot flatten image because there is only one layer.");
}
// Find the "bottom" layer
var bottom_layer = UserLayers[0];
var old_surf = bottom_layer.Surface;
// Replace the bottom surface with the flattened image,
// and dispose the old surface
bottom_layer.Surface = GetFlattenedImage();
(old_surf as IDisposable).Dispose();
// Reset our layer pointer to the only remaining layer
current_layer = 0;
// Delete all other layers
while (UserLayers.Count > 1)
{
UserLayers.RemoveAt(1);
}
PintaCore.Layers.OnLayerRemoved();
Workspace.Invalidate();
}
// Clean up any native resources we had
public void Close()
{
// Dispose all of our layers
while (UserLayers.Count > 0)
{
Layer l = UserLayers[UserLayers.Count - 1];
UserLayers.RemoveAt(UserLayers.Count - 1);
(l.Surface as IDisposable).Dispose();
}
current_layer = -1;
if (tool_layer != null)
{
(tool_layer.Surface as IDisposable).Dispose();
}
if (selection_layer != null)
{
(selection_layer.Surface as IDisposable).Dispose();
}
Selection.DisposeSelection();
Workspace.History.Clear();
}
// Adds a new layer above the current one
public UserLayer AddNewLayer(string name)
{
UserLayer layer;
if (string.IsNullOrEmpty(name))
{
layer = CreateLayer();
}
else
{
layer = CreateLayer(name);
}
UserLayers.Insert(current_layer + 1, layer);
if (UserLayers.Count == 1)
{
current_layer = 0;
}
layer.PropertyChanged += RaiseLayerPropertyChangedEvent;
PintaCore.Layers.OnLayerAdded();
return(layer);
}
public async Task <IActionResult> PostUserLayers(string osmUserId, [FromBody] UserLayers userLayers)
{
if (string.IsNullOrWhiteSpace(osmUserId) || osmUserId != User.Identity.Name)
{
return(Unauthorized());
}
await _repository.UpdateUserLayers(User.Identity.Name, userLayers);
return(Ok(userLayers));
}
public void Clear()
{
while (UserLayers.Count > 0)
{
Layer l = UserLayers[UserLayers.Count - 1];
UserLayers.RemoveAt(UserLayers.Count - 1);
(l.Surface as IDisposable).Dispose();
}
current_layer = -1;
PintaCore.Layers.OnLayerRemoved();
}
// Adds a new layer above the current one
public void Insert(UserLayer layer, int index)
{
UserLayers.Insert(index, layer);
if (UserLayers.Count == 1)
{
current_layer = 0;
}
layer.PropertyChanged += RaiseLayerPropertyChangedEvent;
PintaCore.Layers.OnLayerAdded();
}
// Move current layer up
public void MoveCurrentLayerUp()
{
if (current_layer == UserLayers.Count)
{
throw new InvalidOperationException("Cannot move layer up because current layer is the top layer.");
}
UserLayer layer = CurrentUserLayer;
UserLayers.RemoveAt(current_layer);
UserLayers.Insert(++current_layer, layer);
PintaCore.Layers.OnSelectedLayerChanged();
Workspace.Invalidate();
}
// Move current layer down
public void MoveCurrentLayerDown()
{
if (current_layer == 0)
{
throw new InvalidOperationException("Cannot move layer down because current layer is the bottom layer.");
}
UserLayer layer = CurrentUserLayer;
UserLayers.RemoveAt(current_layer);
UserLayers.Insert(--current_layer, layer);
PintaCore.Layers.OnSelectedLayerChanged();
Workspace.Invalidate();
}
// Delete the current layer
public void DeleteCurrentLayer()
{
Layer layer = CurrentUserLayer;
UserLayers.RemoveAt(current_layer);
// Only change this if this wasn't already the bottom layer
if (current_layer > 0)
{
current_layer--;
}
layer.PropertyChanged -= RaiseLayerPropertyChangedEvent;
PintaCore.Layers.OnLayerRemoved();
}
public async Task UpdateUserLayers(string osmUserId, UserLayers newUserLayers)
{
var oldUserLayers = await GetUserLayers(osmUserId);
if (oldUserLayers != null)
{
_dbContext.UsersLayers.Remove(oldUserLayers);
}
newUserLayers.Id = 0;
newUserLayers.OsmUserId = osmUserId;
foreach (var newUserLayer in newUserLayers.Layers)
{
newUserLayer.Id = 0;
newUserLayer.Address = newUserLayer.Address.Trim();
newUserLayer.Key = newUserLayer.Key.Trim();
}
_dbContext.UsersLayers.Add(newUserLayers);
await _dbContext.SaveChangesAsync().ConfigureAwait(false);
}
public void GetLayers_ShouldGetThem()
{
var userLayers = new UserLayers {
Layers = new List <UserLayerData> {
new UserLayerData()
}
};
var osmUser = "******";
_controller.SetupIdentity(osmUser);
_israelHikingRepository.GetUserLayers(osmUser).Returns(userLayers);
var result = _controller.GetUserLayers().Result as OkObjectResult;
Assert.IsNotNull(result);
var returnedUserLayers = result.Value as UserLayers;
Assert.IsNotNull(returnedUserLayers);
Assert.AreEqual(returnedUserLayers.Layers.Count, userLayers.Layers.Count);
}
// Delete the layer
public void DeleteLayer(int index, bool dispose)
{
Layer layer = UserLayers[index];
UserLayers.RemoveAt(index);
if (dispose)
{
(layer.Surface as IDisposable).Dispose();
}
// Only change this if this wasn't already the bottom layer
if (current_layer > 0)
{
current_layer--;
}
layer.PropertyChanged -= RaiseLayerPropertyChangedEvent;
PintaCore.Layers.OnLayerRemoved();
}
// Duplicate current layer
public UserLayer DuplicateCurrentLayer()
{
UserLayer source = CurrentUserLayer;
UserLayer layer = CreateLayer(string.Format("{0} {1}", source.Name, Catalog.GetString("copy")));
using (Cairo.Context g = new Cairo.Context(layer.Surface)) {
g.SetSource(source.Surface);
g.Paint();
}
layer.Hidden = source.Hidden;
layer.Opacity = source.Opacity;
layer.Tiled = source.Tiled;
UserLayers.Insert(++current_layer, layer);
layer.PropertyChanged += RaiseLayerPropertyChangedEvent;
PintaCore.Layers.OnLayerAdded();
return(layer);
}
/// <summary>
/// Pastes an image from the clipboard.
/// </summary>
/// <param name="toNewLayer">Set to TRUE to paste into a
/// new layer. Otherwise, will paste to the current layer.</param>
/// <param name="x">Optional. Location within image to paste to.
/// Position will be adjusted if pasted image would hang
/// over right or bottom edges of canvas.</param>
/// <param name="y">Optional. Location within image to paste to.
/// Position will be adjusted if pasted image would hang
/// over right or bottom edges of canvas.</param>
public void Paste(bool toNewLayer, int x = 0, int y = 0)
{
// Create a compound history item for recording several
// operations so that they can all be undone/redone together.
CompoundHistoryItem paste_action;
if (toNewLayer)
{
paste_action = new CompoundHistoryItem(Stock.Paste, Catalog.GetString("Paste Into New Layer"));
}
else
{
paste_action = new CompoundHistoryItem(Stock.Paste, Catalog.GetString("Paste"));
}
Gtk.Clipboard cb = Gtk.Clipboard.Get(Gdk.Atom.Intern("CLIPBOARD", false));
// See if the current tool wants to handle the paste
// operation (e.g., the text tool could paste text)
if (!toNewLayer)
{
if (PintaCore.Tools.CurrentTool.TryHandlePaste(cb))
{
return;
}
}
PintaCore.Tools.Commit();
Path p;
// Don't dispose this, as we're going to give it to the history
Gdk.Pixbuf cbImage = cb.WaitForImage();
if (cbImage == null)
{
ShowClipboardEmptyDialog();
return;
}
Gdk.Size canvas_size = PintaCore.Workspace.ImageSize;
// If the image being pasted is larger than the canvas size, allow the user to optionally resize the canvas
if (cbImage.Width > canvas_size.Width || cbImage.Height > canvas_size.Height)
{
ResponseType response = ShowExpandCanvasDialog();
if (response == ResponseType.Accept)
{
PintaCore.Workspace.ResizeCanvas(cbImage.Width, cbImage.Height,
Pinta.Core.Anchor.Center, paste_action);
PintaCore.Actions.View.UpdateCanvasScale();
}
else if (response == ResponseType.Cancel || response == ResponseType.DeleteEvent)
{
return;
}
}
// If the pasted image would fall off bottom- or right-
// side of image, adjust paste position
x = Math.Max(0, Math.Min(x, canvas_size.Width - cbImage.Width));
y = Math.Max(0, Math.Min(y, canvas_size.Height - cbImage.Height));
// If requested, create a new layer, make it the current
// layer and record it's creation in the history
if (toNewLayer)
{
UserLayer l = AddNewLayer(string.Empty);
SetCurrentUserLayer(l);
paste_action.Push(new AddLayerHistoryItem("Menu.Layers.AddNewLayer.png", Catalog.GetString("Add New Layer"), UserLayers.IndexOf(l)));
}
// Copy the paste to the temp layer, which should be at least the size of this document.
CreateSelectionLayer(Math.Max(ImageSize.Width, cbImage.Width),
Math.Max(ImageSize.Height, cbImage.Height));
ShowSelectionLayer = true;
using (Cairo.Context g = new Cairo.Context(SelectionLayer.Surface))
{
g.DrawPixbuf(cbImage, new Cairo.Point(0, 0));
p = g.CreateRectanglePath(new Cairo.Rectangle(x, y, cbImage.Width, cbImage.Height));
}
SelectionLayer.Transform.InitIdentity();
SelectionLayer.Transform.Translate(x, y);
PintaCore.Tools.SetCurrentTool(Catalog.GetString("Move Selected Pixels"));
DocumentSelection old_selection = Selection.Clone();
bool old_show_selection = ShowSelection;
Selection.SelectionPath = p;
Selection.SelectionPolygons.Clear();
ShowSelection = true;
Workspace.Invalidate();
paste_action.Push(new PasteHistoryItem(cbImage, old_selection, old_show_selection));
History.PushNewItem(paste_action);
}
public void SetCurrentUserLayer(UserLayer layer)
{
SetCurrentUserLayer(UserLayers.IndexOf(layer));
}
public int IndexOf(UserLayer layer)
{
return(UserLayers.IndexOf(layer));
}
