private HistoryMemento DoCanvasResize(DocumentWorkspace documentWorkspace, Size newLayerSize)
{
Document document;
int activeLayerIndex = documentWorkspace.ActiveLayerIndex;
Size newSize = new Size(Math.Max(newLayerSize.Width, documentWorkspace.Document.Width), Math.Max(newLayerSize.Height, documentWorkspace.Document.Height));
try
{
using (new WaitCursorChanger(documentWorkspace))
{
CleanupManager.RequestCleanup();
document = CanvasSizeAction.ResizeDocument(documentWorkspace.Document, newSize, AnchorEdge.TopLeft, documentWorkspace.ToolSettings.SecondaryColor.Value);
}
}
catch (OutOfMemoryException exception)
{
ExceptionDialog.ShowErrorDialog(documentWorkspace, PdnResources.GetString("ImportFromFileAction.AskForCanvasResize.OutOfMemory"), exception);
document = null;
}
if (document == null)
{
return(null);
}
HistoryMemento memento = new ReplaceDocumentHistoryMemento(string.Empty, null, documentWorkspace);
using (new WaitCursorChanger(documentWorkspace))
{
documentWorkspace.Document = document;
}
documentWorkspace.ActiveLayer = (Layer)documentWorkspace.Document.Layers[activeLayerIndex];
return(memento);
}
private HistoryMemento ImportOneLayer(DocumentWorkspace documentWorkspace, BitmapLayer layer)
{
SegmentedList <HistoryMemento> items = new SegmentedList <HistoryMemento>();
bool flag = true;
if (flag && !documentWorkspace.Selection.IsEmpty)
{
HistoryMemento item = new DeselectFunction().Execute(documentWorkspace);
items.Add(item);
}
if (flag && ((layer.Width > documentWorkspace.Document.Width) || (layer.Height > documentWorkspace.Document.Height)))
{
HistoryMemento memento3 = this.DoCanvasResize(documentWorkspace, layer.Size);
if (memento3 == null)
{
flag = false;
}
else
{
items.Add(memento3);
}
}
if (flag && (layer.Size != documentWorkspace.Document.Size))
{
BitmapLayer layer2;
try
{
using (new WaitCursorChanger(documentWorkspace))
{
CleanupManager.RequestCleanup();
layer2 = CanvasSizeAction.ResizeLayer(layer, documentWorkspace.Document.Size, AnchorEdge.TopLeft, ColorBgra.White.NewAlpha(0));
}
}
catch (OutOfMemoryException exception)
{
ExceptionDialog.ShowErrorDialog(documentWorkspace, PdnResources.GetString("ImportFromFileAction.ImportOneLayer.OutOfMemory"), exception);
flag = false;
layer2 = null;
}
if (layer2 != null)
{
layer.Dispose();
layer = layer2;
}
}
if (flag)
{
NewLayerHistoryMemento memento4 = new NewLayerHistoryMemento(string.Empty, null, documentWorkspace, documentWorkspace.Document.Layers.Count);
documentWorkspace.Document.Layers.Add(layer);
items.Add(memento4);
}
if (flag)
{
return(new CompoundHistoryMemento(string.Empty, null, items.ToArrayEx <HistoryMemento>()));
}
this.Rollback(items);
return(null);
}
private HistoryMemento DoCanvasResize(DocumentWorkspace documentWorkspace, Size newLayerSize)
{
HistoryMemento retHA;
int layerIndex = documentWorkspace.ActiveLayerIndex;
Size newSize = new Size(Math.Max(newLayerSize.Width, documentWorkspace.Document.Width),
Math.Max(newLayerSize.Height, documentWorkspace.Document.Height));
Document newDoc;
try
{
using (new WaitCursorChanger(documentWorkspace))
{
Utility.GCFullCollect();
newDoc = CanvasSizeAction.ResizeDocument(documentWorkspace.Document, newSize,
AnchorEdge.TopLeft, documentWorkspace.AppWorkspace.AppEnvironment.SecondaryColor);
}
}
catch (OutOfMemoryException)
{
Utility.ErrorBox(documentWorkspace, PdnResources.GetString("ImportFromFileAction.AskForCanvasResize.OutOfMemory"));
newDoc = null;
}
if (newDoc == null)
{
retHA = null;
}
else
{
retHA = new ReplaceDocumentHistoryMemento(string.Empty, null, documentWorkspace);
using (new WaitCursorChanger(documentWorkspace))
{
documentWorkspace.Document = newDoc;
}
documentWorkspace.ActiveLayer = (Layer)documentWorkspace.Document.Layers[layerIndex];
}
return(retHA);
}
private bool PerformActionImpl()
{
PointInt32 num2;
RectInt32 num3;
if (this.clipData == null)
{
try
{
using (new WaitCursorChanger(this.documentWorkspace))
{
CleanupManager.RequestCleanup();
this.clipData = PdnClipboard.GetDataObject();
}
}
catch (OutOfMemoryException exception)
{
ExceptionDialog.ShowErrorDialog(this.documentWorkspace, PdnResources.GetString("PasteAction.Error.OutOfMemory"), exception);
return(false);
}
catch (Exception exception2)
{
ExceptionDialog.ShowErrorDialog(this.documentWorkspace, PdnResources.GetString("PasteAction.Error.TransferFromClipboard"), exception2);
return(false);
}
}
bool handled = false;
if (this.documentWorkspace.Tool != null)
{
this.documentWorkspace.Tool.PerformPaste(this.clipData, out handled);
}
if (handled)
{
return(true);
}
if (this.maskedSurface == null)
{
try
{
using (new WaitCursorChanger(this.documentWorkspace))
{
this.maskedSurface = ClipboardUtil.GetClipboardImage(this.documentWorkspace, this.clipData);
}
}
catch (OutOfMemoryException exception3)
{
ExceptionDialog.ShowErrorDialog(this.documentWorkspace, PdnResources.GetString("PasteAction.Error.OutOfMemory"), exception3);
return(false);
}
catch (Exception exception4)
{
ExceptionDialog.ShowErrorDialog(this.documentWorkspace, PdnResources.GetString("PasteAction.Error.TransferFromClipboard"), exception4);
return(false);
}
}
if (this.maskedSurface == null)
{
MessageBoxUtil.ErrorBox(this.documentWorkspace, PdnResources.GetString("PasteAction.Error.NoImage"));
return(false);
}
RectInt32 cachedGeometryMaskScansBounds = this.maskedSurface.GetCachedGeometryMaskScansBounds();
if ((cachedGeometryMaskScansBounds.Width > this.documentWorkspace.Document.Width) || (cachedGeometryMaskScansBounds.Height > this.documentWorkspace.Document.Height))
{
Surface surface;
try
{
using (new WaitCursorChanger(this.documentWorkspace))
{
surface = CreateThumbnail(this.maskedSurface);
}
}
catch (OutOfMemoryException)
{
surface = null;
}
DialogResult result = ShowExpandCanvasTaskDialog(this.documentWorkspace, surface);
int activeLayerIndex = this.documentWorkspace.ActiveLayerIndex;
ColorBgra background = this.documentWorkspace.ToolSettings.SecondaryColor.Value;
if (result != DialogResult.Cancel)
{
if (result != DialogResult.Yes)
{
if (result != DialogResult.No)
{
throw ExceptionUtil.InvalidEnumArgumentException <DialogResult>(result, "dr");
}
goto Label_031D;
}
using (new PushNullToolMode(this.documentWorkspace))
{
int width = Math.Max(cachedGeometryMaskScansBounds.Width, this.documentWorkspace.Document.Width);
Size newSize = new Size(width, Math.Max(cachedGeometryMaskScansBounds.Height, this.documentWorkspace.Document.Height));
Document document = CanvasSizeAction.ResizeDocument(this.documentWorkspace.Document, newSize, AnchorEdge.TopLeft, background);
if (document == null)
{
return(false);
}
SelectionHistoryMemento memento = new SelectionHistoryMemento(null, null, this.documentWorkspace);
ReplaceDocumentHistoryMemento memento2 = new ReplaceDocumentHistoryMemento(CanvasSizeAction.StaticName, CanvasSizeAction.StaticImage, this.documentWorkspace);
this.documentWorkspace.Document = document;
HistoryMemento[] actions = new HistoryMemento[] { memento, memento2 };
CompoundHistoryMemento memento3 = new CompoundHistoryMemento(CanvasSizeAction.StaticName, CanvasSizeAction.StaticImage, actions);
this.documentWorkspace.History.PushNewMemento(memento3);
this.documentWorkspace.ActiveLayer = (Layer)this.documentWorkspace.Document.Layers[activeLayerIndex];
goto Label_031D;
}
}
return(false);
}
Label_031D:
num3 = this.documentWorkspace.Document.Bounds();
RectDouble visibleDocumentRect = this.documentWorkspace.VisibleDocumentRect;
RectInt32? nullable = visibleDocumentRect.Int32Inset();
RectDouble num5 = nullable.HasValue ? ((RectDouble)nullable.Value) : visibleDocumentRect;
RectInt32 num6 = num5.Int32Bound;
if (num5.Contains(cachedGeometryMaskScansBounds))
{
num2 = new PointInt32(0, 0);
}
else
{
int num12;
int num13;
int num16;
int num17;
if (cachedGeometryMaskScansBounds.X < num5.Left)
{
num12 = -cachedGeometryMaskScansBounds.X + num6.X;
}
else if (cachedGeometryMaskScansBounds.Right > num6.Right)
{
num12 = (-cachedGeometryMaskScansBounds.X + num6.Right) - cachedGeometryMaskScansBounds.Width;
}
else
{
num12 = 0;
}
if (cachedGeometryMaskScansBounds.Y < num5.Top)
{
num13 = -cachedGeometryMaskScansBounds.Y + num6.Y;
}
else if (cachedGeometryMaskScansBounds.Bottom > num6.Bottom)
{
num13 = (-cachedGeometryMaskScansBounds.Y + num6.Bottom) - cachedGeometryMaskScansBounds.Height;
}
else
{
num13 = 0;
}
PointInt32 num14 = new PointInt32(num12, num13);
RectInt32 num15 = new RectInt32(cachedGeometryMaskScansBounds.X + num14.X, cachedGeometryMaskScansBounds.Y + num14.Y, cachedGeometryMaskScansBounds.Width, cachedGeometryMaskScansBounds.Height);
if (num15.X < 0)
{
num16 = num12 - num15.X;
}
else
{
num16 = num12;
}
if (num15.Y < 0)
{
num17 = num13 - num15.Y;
}
else
{
num17 = num13;
}
PointInt32 num18 = new PointInt32(num16, num17);
RectInt32 rect = new RectInt32(cachedGeometryMaskScansBounds.X + num18.X, cachedGeometryMaskScansBounds.Y + num18.Y, cachedGeometryMaskScansBounds.Width, cachedGeometryMaskScansBounds.Height);
if (num3.Contains(rect))
{
num2 = num18;
}
else
{
PointInt32 num20 = num18;
if (rect.Right > num3.Right)
{
int num21 = rect.Right - num3.Right;
int num22 = Math.Min(num21, rect.Left);
num20.X -= num22;
}
if (rect.Bottom > num3.Bottom)
{
int num23 = rect.Bottom - num3.Bottom;
int num24 = Math.Min(num23, rect.Top);
num20.Y -= num24;
}
num2 = num20;
}
}
RectInt32 b = this.documentWorkspace.VisibleDocumentRect.Int32Bound;
RectInt32 a = new RectInt32(cachedGeometryMaskScansBounds.X + num2.X, cachedGeometryMaskScansBounds.Y + num2.Y, cachedGeometryMaskScansBounds.Width, cachedGeometryMaskScansBounds.Height);
bool hasZeroArea = RectInt32.Intersect(a, b).HasZeroArea;
MoveTool.BeginPaste(this.documentWorkspace, PdnResources.GetString("CommonAction.Paste"), PdnResources.GetImageResource("Icons.MenuEditPasteIcon.png"), this.maskedSurface.SurfaceReadOnly, this.maskedSurface.GeometryMask, num2);
if (hasZeroArea)
{
PointInt32 num25 = new PointInt32(b.Left + (b.Width / 2), b.Top + (b.Height / 2));
PointInt32 num26 = new PointInt32(a.Left + (a.Width / 2), a.Top + (a.Height / 2));
SizeInt32 num27 = new SizeInt32(num26.X - num25.X, num26.Y - num25.Y);
PointDouble documentScrollPosition = this.documentWorkspace.DocumentScrollPosition;
PointDouble num29 = new PointDouble(documentScrollPosition.X + num27.Width, documentScrollPosition.Y + num27.Height);
this.documentWorkspace.DocumentScrollPosition = num29;
}
return(true);
}
private HistoryMemento ImportOneLayer(DocumentWorkspace documentWorkspace, BitmapLayer layer)
{
HistoryMemento retHA;
List <HistoryMemento> historyMementos = new List <HistoryMemento>();
bool success = true;
if (success)
{
if (!documentWorkspace.Selection.IsEmpty)
{
HistoryMemento ha = new DeselectFunction().Execute(documentWorkspace);
historyMementos.Add(ha);
}
}
if (success)
{
if (layer.Width > documentWorkspace.Document.Width ||
layer.Height > documentWorkspace.Document.Height)
{
HistoryMemento ha = DoCanvasResize(documentWorkspace, layer.Size);
if (ha == null)
{
success = false;
}
else
{
historyMementos.Add(ha);
}
}
}
if (success)
{
if (layer.Size != documentWorkspace.Document.Size)
{
BitmapLayer newLayer;
try
{
using (new WaitCursorChanger(documentWorkspace))
{
Utility.GCFullCollect();
newLayer = CanvasSizeAction.ResizeLayer((BitmapLayer)layer, documentWorkspace.Document.Size,
AnchorEdge.TopLeft, ColorBgra.White.NewAlpha(0));
}
}
catch (OutOfMemoryException)
{
Utility.ErrorBox(documentWorkspace, PdnResources.GetString("ImportFromFileAction.ImportOneLayer.OutOfMemory"));
success = false;
newLayer = null;
}
if (newLayer != null)
{
layer.Dispose();
layer = newLayer;
}
}
}
if (success)
{
NewLayerHistoryMemento nlha = new NewLayerHistoryMemento(string.Empty, null, documentWorkspace, documentWorkspace.Document.Layers.Count);
documentWorkspace.Document.Layers.Add(layer);
historyMementos.Add(nlha);
}
if (success)
{
HistoryMemento[] has = historyMementos.ToArray();
retHA = new CompoundHistoryMemento(string.Empty, null, has);
}
else
{
Rollback(historyMementos);
retHA = null;
}
return(retHA);
}
/// <summary>
/// Pastes from the clipboard into the document.
/// </summary>
/// <returns>true if the paste operation completed, false if there was an error or if it was cancelled for some reason</returns>
public bool PerformAction()
{
SurfaceForClipboard surfaceForClipboard = null;
IDataObject clipData = null;
try
{
Utility.GCFullCollect();
clipData = Clipboard.GetDataObject();
}
catch (ExternalException)
{
Utility.ErrorBox(this.documentWorkspace, PdnResources.GetString("PasteAction.Error.TransferFromClipboard"));
return(false);
}
catch (OutOfMemoryException)
{
Utility.ErrorBox(this.documentWorkspace, PdnResources.GetString("PasteAction.Error.OutOfMemory"));
return(false);
}
// First "ask" the current tool if it wants to handle it
bool handledByTool = false;
if (this.documentWorkspace.Tool != null)
{
this.documentWorkspace.Tool.PerformPaste(clipData, out handledByTool);
}
if (handledByTool)
{
return(true);
}
if (clipData.GetDataPresent(typeof(SurfaceForClipboard)))
{
try
{
Utility.GCFullCollect();
surfaceForClipboard = clipData.GetData(typeof(SurfaceForClipboard)) as SurfaceForClipboard;
}
catch (OutOfMemoryException)
{
Utility.ErrorBox(this.documentWorkspace, PdnResources.GetString("PasteAction.Error.OutOfMemory"));
return(false);
}
}
if (surfaceForClipboard != null && surfaceForClipboard.MaskedSurface.IsDisposed)
{
// Have been getting crash reports where sfc contains a disposed MaskedSurface ...
surfaceForClipboard = null;
}
if (surfaceForClipboard == null &&
clipData.GetDataPresent(DataFormats.Bitmap))
{
Image image;
try
{
Utility.GCFullCollect();
image = (Image)clipData.GetData(DataFormats.Bitmap);
}
catch (OutOfMemoryException)
{
Utility.ErrorBox(this.documentWorkspace, PdnResources.GetString("PasteAction.Error.OutOfMemory"));
return(false);
}
// Sometimes we get weird errors if we're in, say, 16-bit mode but the image was copied
// to the clipboard in 32-bit mode
if (image == null)
{
Utility.ErrorBox(this.documentWorkspace, PdnResources.GetString("PasteAction.Error.NotRecognized"));
return(false);
}
MaskedSurface maskedSurface = null;
try
{
Utility.GCFullCollect();
Bitmap bitmap;
Surface surface = null;
if (image is Bitmap)
{
bitmap = (Bitmap)image;
image = null;
}
else
{
bitmap = new Bitmap(image);
image.Dispose();
}
surface = Surface.CopyFromBitmap(bitmap);
bitmap.Dispose();
bitmap = null;
maskedSurface = new MaskedSurface(surface, new PdnRegion(surface.Bounds));
surface.Dispose();
surface = null;
}
catch (Exception)
{
Utility.ErrorBox(this.documentWorkspace, PdnResources.GetString("PasteAction.Error.OutOfMemory"));
return(false);
}
surfaceForClipboard = new SurfaceForClipboard(maskedSurface);
}
if (surfaceForClipboard == null || surfaceForClipboard.MaskedSurface == null)
{
// silently fail: like what if a program overwrote the clipboard in between the time
// we enabled the "Paste" menu item and the user actually clicked paste?
// it could happen!
Utility.ErrorBox(this.documentWorkspace, PdnResources.GetString("PasteAction.Error.NoImage"));
return(false);
}
// If the image is larger than the document, ask them if they'd like to make the image larger first
Rectangle bounds = surfaceForClipboard.Bounds;
if (bounds.Width > this.documentWorkspace.Document.Width ||
bounds.Height > this.documentWorkspace.Document.Height)
{
DialogResult dr = MessageBox.Show(
this.documentWorkspace,
PdnResources.GetString("PasteAction.Question.ExpandCanvas"),
PdnInfo.GetAppName(),
MessageBoxButtons.YesNoCancel,
MessageBoxIcon.Question);
int layerIndex = this.documentWorkspace.ActiveLayerIndex;
switch (dr)
{
case DialogResult.Yes:
Size newSize = new Size(Math.Max(bounds.Width, this.documentWorkspace.Document.Width),
Math.Max(bounds.Height, this.documentWorkspace.Document.Height));
Document newDoc = CanvasSizeAction.ResizeDocument(
this.documentWorkspace.Document,
newSize,
AnchorEdge.TopLeft,
this.documentWorkspace.AppWorkspace.AppEnvironment.SecondaryColor);
if (newDoc == null)
{
return(false); // user clicked cancel!
}
else
{
HistoryMemento rdha = new ReplaceDocumentHistoryMemento(
CanvasSizeAction.StaticName,
CanvasSizeAction.StaticImage,
this.documentWorkspace);
this.documentWorkspace.Document = newDoc;
this.documentWorkspace.History.PushNewMemento(rdha);
this.documentWorkspace.ActiveLayer = (Layer)this.documentWorkspace.Document.Layers[layerIndex];
}
break;
case DialogResult.No:
break;
case DialogResult.Cancel:
return(false);
default:
throw new InvalidEnumArgumentException("Internal error: DialogResult was neither Yes, No, nor Cancel");
}
}
// Decide where to paste to: If the paste is within bounds of the document, do as normal
// Otherwise, center it.
Rectangle docBounds = this.documentWorkspace.Document.Bounds;
Rectangle intersect1 = Rectangle.Intersect(docBounds, bounds);
bool doMove = intersect1 != bounds; //intersect1.IsEmpty;
Point pasteOffset;
if (doMove)
{
pasteOffset = new Point(-bounds.X + (docBounds.Width / 2) - (bounds.Width / 2),
-bounds.Y + (docBounds.Height / 2) - (bounds.Height / 2));
}
else
{
pasteOffset = new Point(0, 0);
}
// Paste to the place it was originally copied from (for PDN-to-PDN transfers)
// and then if its not pasted within the viewable rectangle we pan to that location
RectangleF visibleDocRectF = this.documentWorkspace.VisibleDocumentRectangleF;
Rectangle visibleDocRect = Utility.RoundRectangle(visibleDocRectF);
Rectangle bounds2 = new Rectangle(new Point(bounds.X + pasteOffset.X, bounds.Y + pasteOffset.Y), bounds.Size);
Rectangle intersect2 = Rectangle.Intersect(bounds2, visibleDocRect);
bool doPan = intersect2.IsEmpty;
this.documentWorkspace.SetTool(null);
this.documentWorkspace.SetToolFromType(typeof(MoveTool));
((MoveTool)this.documentWorkspace.Tool).PasteMouseDown(surfaceForClipboard, pasteOffset);
if (doPan)
{
Point centerPtView = new Point(visibleDocRect.Left + (visibleDocRect.Width / 2),
visibleDocRect.Top + (visibleDocRect.Height / 2));
Point centerPtPasted = new Point(bounds2.Left + (bounds2.Width / 2),
bounds2.Top + (bounds2.Height / 2));
Size delta = new Size(centerPtPasted.X - centerPtView.X,
centerPtPasted.Y - centerPtView.Y);
PointF docScrollPos = this.documentWorkspace.DocumentScrollPositionF;
PointF newDocScrollPos = new PointF(docScrollPos.X + delta.Width,
docScrollPos.Y + delta.Height);
this.documentWorkspace.DocumentScrollPositionF = newDocScrollPos;
}
return(true);
}
