public void OnLayoutSize(Graphics graphics, int minWidth)
{
ActivityPreviewDesignerTheme designerTheme = this.parentDesigner.DesignerTheme as ActivityPreviewDesignerTheme;
if (designerTheme != null)
{
System.Drawing.Size margin = WorkflowTheme.CurrentTheme.AmbientTheme.Margin;
if (!this.PreviewMode && (this.PreviewDesigner != null))
{
this.canvasBounds.Size = this.PreviewDesigner.Bounds.Size;
this.canvasBounds.Inflate(margin.Width * 2, margin.Height * 2);
int introduced12 = Math.Max(this.canvasBounds.Width, designerTheme.PreviewWindowSize.Width);
this.canvasBounds.Size = new System.Drawing.Size(introduced12, Math.Max(this.canvasBounds.Height, designerTheme.PreviewWindowSize.Height));
}
else
{
this.canvasBounds.Size = designerTheme.PreviewWindowSize;
}
this.canvasBounds.Width = Math.Max(this.canvasBounds.Width, minWidth);
SizeF ef = graphics.MeasureString(this.PreviewModeDescription, designerTheme.Font);
int width = Convert.ToInt32(Math.Ceiling((double)ef.Width));
this.previewDescTextSize = new System.Drawing.Size(width, Convert.ToInt32(Math.Ceiling((double)ef.Height)));
this.previewDescTextSize.Width = Math.Min((this.canvasBounds.Size.Width - margin.Width) - this.previewModeButtonRectangle.Size.Width, this.previewDescTextSize.Width);
this.previewModeDescRectangle.Size = this.previewDescTextSize;
this.previewModeButtonRectangle.Height = Math.Min(designerTheme.PreviewButtonSize.Height, this.previewDescTextSize.Height);
this.previewModeButtonRectangle.Width = this.previewModeButtonRectangle.Size.Height;
System.Drawing.Size empty = System.Drawing.Size.Empty;
empty.Width = this.canvasBounds.Width + (2 * margin.Width);
empty.Height = Math.Max(this.previewModeButtonRectangle.Size.Height, this.previewDescTextSize.Height);
empty.Height += margin.Height;
empty.Height += this.canvasBounds.Height;
this.bounds.Size = empty;
}
}
private void EnsureValidDesignerPreview(ActivityDesigner designer)
{
CompositeActivityDesigner designer2 = designer as CompositeActivityDesigner;
if ((designer2 != null) && designer2.Expanded)
{
ActivityPreviewDesignerTheme designerTheme = this.parentDesigner.DesignerTheme as ActivityPreviewDesignerTheme;
if (designerTheme != null)
{
System.Drawing.Size previewWindowSize = designerTheme.PreviewWindowSize;
System.Drawing.Size size = designer2.Size;
float num = ((float)previewWindowSize.Width) / ((float)size.Width);
if (Math.Min(num, ((float)previewWindowSize.Height) / ((float)size.Height)) < 0.1f)
{
if (!designer2.CanExpandCollapse && (designer2.ContainedDesigners.Count > 0))
{
designer2 = designer2.ContainedDesigners[0] as CompositeActivityDesigner;
}
if (designer2 != null)
{
designer2.Expanded = false;
}
}
}
}
}
protected override Size OnLayoutSize(ActivityDesignerLayoutEventArgs e)
{
Size size = base.OnLayoutSize(e);
if (Expanded && ActiveDesigner == this)
{
this.previewStrip.OnLayoutSize(e.Graphics);
Size containerSize = Size.Empty;
containerSize.Width = Math.Max(containerSize.Width, this.previewStrip.Size.Width);
containerSize.Height += this.previewStrip.Size.Height;
containerSize.Height += e.AmbientTheme.Margin.Height;
if (this.previewWindow != null)
{
this.previewWindow.Refresh();
this.previewWindow.OnLayoutSize(e.Graphics, containerSize.Width);
containerSize.Width = Math.Max(containerSize.Width, this.previewWindow.Size.Width);
containerSize.Width += 2 * e.AmbientTheme.Margin.Width;
containerSize.Height += TitleHeight;
containerSize.Height += 4 * e.AmbientTheme.Margin.Height;
containerSize.Height += this.previewWindow.Size.Height;
containerSize.Height += e.AmbientTheme.Margin.Height;
}
else
{
containerSize.Width = Math.Max(containerSize.Width, size.Width);
containerSize.Width += 3 * e.AmbientTheme.Margin.Width;
containerSize.Width += 2 * e.AmbientTheme.SelectionSize.Width;
containerSize.Height += size.Height;
}
containerSize.Width = Math.Max(containerSize.Width, MinimumSize.Width);
containerSize.Height = Math.Max(containerSize.Height, MinimumSize.Height);
if (!ShowPreview && PreviewedDesigner != null)
{
ActivityPreviewDesignerTheme previewDesignerTheme = e.DesignerTheme as ActivityPreviewDesignerTheme;
if (previewDesignerTheme != null)
{
containerSize.Height -= previewDesignerTheme.ConnectorSize.Height;
containerSize.Height -= 2 * e.AmbientTheme.Margin.Height;
containerSize.Height -= 2 * e.AmbientTheme.SelectionSize.Height;
}
Size margins = new Size(2 * e.AmbientTheme.Margin.Width + 2 * e.AmbientTheme.SelectionSize.Width, 2 * e.AmbientTheme.Margin.Height + 2 * e.AmbientTheme.SelectionSize.Height);
PreviewedDesigner.Size = new Size(containerSize.Width - margins.Width, containerSize.Height - (TitleHeight + this.previewStrip.Size.Height + margins.Height));
}
size = containerSize;
}
return(size);
}
public void OnLayoutSize(Graphics graphics)
{
ActivityPreviewDesignerTheme designerTheme = this.parentDesigner.DesignerTheme as ActivityPreviewDesignerTheme;
System.Drawing.Size itemMargin = this.ItemMargin;
System.Drawing.Size itemSize = this.ItemSize;
this.bounds.Width = 2 * WorkflowTheme.CurrentTheme.AmbientTheme.Margin.Width;
this.bounds.Width += itemSize.Width * ((designerTheme != null) ? designerTheme.PreviewItemCount : 0);
this.bounds.Width += itemMargin.Width * (((designerTheme != null) ? designerTheme.PreviewItemCount : 0) + 1);
this.bounds.Width += this.GetButtonBounds(ScrollButton.Left).Size.Width;
this.bounds.Width += this.GetButtonBounds(ScrollButton.Right).Size.Width;
this.bounds.Height = itemSize.Height + (2 * itemMargin.Height);
this.EnsureScrollMarker();
}
private Point SnapInToPreviewStripDropTarget(ActivityDragEventArgs e)
{
int activeDropTarget = this.previewStrip.ActiveDropTarget;
Rectangle[] dropTargets = this.previewStrip.DropTargets;
if ((activeDropTarget < 0) || (activeDropTarget >= dropTargets.Length))
{
return(Point.Empty);
}
Rectangle rectangle = dropTargets[activeDropTarget];
ActivityPreviewDesignerTheme designerTheme = base.DesignerTheme as ActivityPreviewDesignerTheme;
rectangle.Width = (rectangle.Width > ((designerTheme != null) ? designerTheme.ConnectorSize.Width : 0)) ? ((designerTheme != null) ? designerTheme.ConnectorSize.Width : 0) : rectangle.Width;
return(new Point(rectangle.Left + (rectangle.Width / 2), rectangle.Top + (rectangle.Height / 2)));
}
protected override Size OnLayoutSize(ActivityDesignerLayoutEventArgs e)
{
Size size = base.OnLayoutSize(e);
if (!this.Expanded || (base.ActiveDesigner != this))
{
return(size);
}
this.previewStrip.OnLayoutSize(e.Graphics);
Size empty = Size.Empty;
empty.Width = Math.Max(empty.Width, this.previewStrip.Size.Width);
empty.Height += this.previewStrip.Size.Height;
empty.Height += e.AmbientTheme.Margin.Height;
if (this.previewWindow != null)
{
this.previewWindow.Refresh();
this.previewWindow.OnLayoutSize(e.Graphics, empty.Width);
empty.Width = Math.Max(empty.Width, this.previewWindow.Size.Width);
empty.Width += 2 * e.AmbientTheme.Margin.Width;
empty.Height += this.TitleHeight;
empty.Height += 4 * e.AmbientTheme.Margin.Height;
empty.Height += this.previewWindow.Size.Height;
empty.Height += e.AmbientTheme.Margin.Height;
}
else
{
empty.Width = Math.Max(empty.Width, size.Width);
empty.Width += 3 * e.AmbientTheme.Margin.Width;
empty.Width += 2 * e.AmbientTheme.SelectionSize.Width;
empty.Height += size.Height;
}
empty.Width = Math.Max(empty.Width, this.MinimumSize.Width);
empty.Height = Math.Max(empty.Height, this.MinimumSize.Height);
if (!this.ShowPreview && (this.PreviewedDesigner != null))
{
ActivityPreviewDesignerTheme designerTheme = e.DesignerTheme as ActivityPreviewDesignerTheme;
if (designerTheme != null)
{
empty.Height -= designerTheme.ConnectorSize.Height;
empty.Height -= 2 * e.AmbientTheme.Margin.Height;
empty.Height -= 2 * e.AmbientTheme.SelectionSize.Height;
}
Size size3 = new Size((2 * e.AmbientTheme.Margin.Width) + (2 * e.AmbientTheme.SelectionSize.Width), (2 * e.AmbientTheme.Margin.Height) + (2 * e.AmbientTheme.SelectionSize.Height));
this.PreviewedDesigner.Size = new Size(empty.Width - size3.Width, empty.Height - ((this.TitleHeight + this.previewStrip.Size.Height) + size3.Height));
}
return(empty);
}
private Point SnapInToPreviewStripDropTarget(ActivityDragEventArgs e)
{
int activeDropTarget = this.previewStrip.ActiveDropTarget;
Rectangle[] dropTargets = this.previewStrip.DropTargets;
if (activeDropTarget < 0 || activeDropTarget >= dropTargets.Length)
{
return(Point.Empty);
}
Rectangle dropConnector = dropTargets[activeDropTarget];
ActivityPreviewDesignerTheme designerTheme = DesignerTheme as ActivityPreviewDesignerTheme;
dropConnector.Width = (dropConnector.Width > ((designerTheme != null) ? designerTheme.ConnectorSize.Width : 0)) ? ((designerTheme != null) ? designerTheme.ConnectorSize.Width : 0) : dropConnector.Width;
return(new Point(dropConnector.Left + dropConnector.Width / 2, dropConnector.Top + dropConnector.Height / 2));
}
public void Draw(Graphics graphics)
{
AmbientTheme ambientTheme = WorkflowTheme.CurrentTheme.AmbientTheme;
ActivityPreviewDesignerTheme designerTheme = this.parentDesigner.DesignerTheme as ActivityPreviewDesignerTheme;
if (designerTheme != null)
{
Rectangle stripRectangle = this.StripRectangle;
GraphicsPath path = new GraphicsPath();
if (designerTheme.DesignerGeometry == DesignerGeometry.RoundedRectangle)
{
path.AddPath(ActivityDesignerPaint.GetRoundedRectanglePath(stripRectangle, 4), false);
}
else
{
path.AddRectangle(stripRectangle);
}
path.CloseFigure();
graphics.FillPath(designerTheme.PreviewBackgroundBrush, path);
graphics.DrawPath(designerTheme.PreviewBorderPen, path);
path.Dispose();
Image leftScrollImageUp = ActivityPreviewDesignerTheme.LeftScrollImageUp;
Rectangle buttonBounds = this.GetButtonBounds(ScrollButton.Left);
if (this.ActiveScrollButton == ScrollButton.Left)
{
leftScrollImageUp = ActivityPreviewDesignerTheme.LeftScrollImage;
buttonBounds.Offset(1, 1);
}
if (leftScrollImageUp != null)
{
ActivityDesignerPaint.DrawImage(graphics, leftScrollImageUp, buttonBounds, DesignerContentAlignment.Center);
}
leftScrollImageUp = ActivityPreviewDesignerTheme.RightScrollImageUp;
buttonBounds = this.GetButtonBounds(ScrollButton.Right);
if (this.ActiveScrollButton == ScrollButton.Right)
{
leftScrollImageUp = ActivityPreviewDesignerTheme.RightScrollImage;
buttonBounds.Offset(1, 1);
}
if (leftScrollImageUp != null)
{
ActivityDesignerPaint.DrawImage(graphics, leftScrollImageUp, buttonBounds, DesignerContentAlignment.Center);
}
System.Drawing.Size itemMargin = this.ItemMargin;
int width = Math.Max(Math.Min((int)(itemMargin.Width / 4), (int)(itemMargin.Height / 2)), 1);
for (int i = this.scrollMarker; (i < this.items.Count) && (i < (this.scrollMarker + this.VisibleItemCount)); i++)
{
Rectangle itemBounds = this.GetItemBounds(this.items[i]);
if (!itemBounds.IsEmpty)
{
GraphicsPath path2 = new GraphicsPath();
if (designerTheme.DesignerGeometry == DesignerGeometry.RoundedRectangle)
{
path2.AddPath(ActivityDesignerPaint.GetRoundedRectanglePath(itemBounds, 4), true);
}
else
{
path2.AddRectangle(itemBounds);
}
graphics.FillPath(designerTheme.PreviewForegroundBrush, path2);
graphics.DrawPath(designerTheme.PreviewBorderPen, path2);
path2.Dispose();
Image image = this.items[i].Image;
if (image == null)
{
Activity activity = this.items[i].UserData[DesignerUserDataKeys.Activity] as Activity;
ActivityDesigner designer = ActivityDesigner.GetDesigner(activity);
if (designer != null)
{
image = designer.Image;
}
}
if (image != null)
{
Rectangle empty = Rectangle.Empty;
empty.X = itemBounds.Left + 2;
empty.Y = itemBounds.Top + 2;
empty.Size = new System.Drawing.Size(itemBounds.Width - 4, itemBounds.Height - 4);
ActivityDesignerPaint.DrawImage(graphics, image, empty, DesignerContentAlignment.Center);
}
if (i == this.items.IndexOf(this.ActiveItem))
{
itemBounds.Inflate(width, width);
graphics.DrawRectangle(ambientTheme.SelectionForegroundPen, itemBounds);
}
}
}
Rectangle[] dropTargets = this.DropTargets;
int activeDropTarget = this.ActiveDropTarget;
if ((activeDropTarget >= 0) && (activeDropTarget < dropTargets.GetLength(0)))
{
dropTargets[activeDropTarget].Width = itemMargin.Width;
graphics.DrawLine(ambientTheme.DropIndicatorPen, dropTargets[activeDropTarget].Left + (dropTargets[activeDropTarget].Width / 2), dropTargets[activeDropTarget].Top, dropTargets[activeDropTarget].Left + (dropTargets[activeDropTarget].Width / 2), dropTargets[activeDropTarget].Bottom);
}
else if ((this.items.Count == 0) && (this.helpText.Length > 0))
{
stripRectangle.Inflate(-2, -2);
Brush textBrush = (this.ActiveDropTarget != -1) ? ambientTheme.DropIndicatorBrush : designerTheme.ForegroundBrush;
ActivityDesignerPaint.DrawText(graphics, designerTheme.Font, this.helpText, stripRectangle, StringAlignment.Center, WorkflowTheme.CurrentTheme.AmbientTheme.TextQuality, textBrush);
}
}
}
public void Draw(Graphics graphics, Rectangle viewPort)
{
ActivityPreviewDesignerTheme designerTheme = this.parentDesigner.DesignerTheme as ActivityPreviewDesignerTheme;
if (designerTheme != null)
{
System.Drawing.Size margin = WorkflowTheme.CurrentTheme.AmbientTheme.Margin;
ActivityDesignerPaint.DrawText(graphics, designerTheme.Font, this.PreviewModeDescription, this.previewModeDescRectangle, StringAlignment.Center, WorkflowTheme.CurrentTheme.AmbientTheme.TextQuality, designerTheme.ForegroundBrush);
graphics.DrawRectangle(Pens.Black, (int)(this.previewModeButtonRectangle.Left - 1), (int)(this.previewModeButtonRectangle.Top - 1), (int)(this.previewModeButtonRectangle.Width + 1), (int)(this.previewModeButtonRectangle.Height + 1));
ActivityDesignerPaint.Draw3DButton(graphics, null, this.previewModeButtonRectangle, 1f, !this.PreviewMode ? ButtonState.Pushed : ButtonState.Normal);
Image image = this.PreviewMode ? ActivityPreviewDesignerTheme.PreviewButtonImage : ActivityPreviewDesignerTheme.EditButtonImage;
ActivityDesignerPaint.DrawImage(graphics, image, new Rectangle(this.previewModeButtonRectangle.Left + 2, this.previewModeButtonRectangle.Top + 2, this.previewModeButtonRectangle.Width - 4, this.previewModeButtonRectangle.Height - 4), DesignerContentAlignment.Center);
graphics.FillRectangle(designerTheme.PreviewBackgroundBrush, this.canvasBounds);
if (this.PreviewMode)
{
graphics.DrawRectangle(designerTheme.PreviewBorderPen, this.canvasBounds);
}
else
{
Rectangle canvasBounds = this.canvasBounds;
canvasBounds.Inflate(2, 2);
graphics.DrawRectangle(SystemPens.ControlDark, canvasBounds);
canvasBounds.Inflate(-1, -1);
graphics.DrawLine(SystemPens.ControlDarkDark, canvasBounds.Left, canvasBounds.Top, canvasBounds.Left, canvasBounds.Bottom);
graphics.DrawLine(SystemPens.ControlDarkDark, canvasBounds.Left, canvasBounds.Top, canvasBounds.Right, canvasBounds.Top);
graphics.DrawLine(SystemPens.ControlLight, canvasBounds.Right, canvasBounds.Top, canvasBounds.Right, canvasBounds.Bottom);
graphics.DrawLine(SystemPens.ControlLight, canvasBounds.Left, canvasBounds.Bottom, canvasBounds.Right, canvasBounds.Bottom);
canvasBounds.Inflate(-1, -1);
graphics.DrawLine(SystemPens.ControlLight, canvasBounds.Left, canvasBounds.Top, canvasBounds.Left, canvasBounds.Bottom);
graphics.DrawLine(SystemPens.ControlLight, canvasBounds.Left, canvasBounds.Top, canvasBounds.Right, canvasBounds.Top);
graphics.FillRectangle(designerTheme.PreviewBackgroundBrush, canvasBounds);
}
if (this.PreviewDesigner == null)
{
Rectangle boundingRect = this.canvasBounds;
boundingRect.Inflate(-margin.Width, -margin.Height);
string text = DR.GetString("SelectActivityDesc", new object[0]);
ActivityDesignerPaint.DrawText(graphics, designerTheme.Font, text, boundingRect, StringAlignment.Center, WorkflowTheme.CurrentTheme.AmbientTheme.TextQuality, designerTheme.ForegroundBrush);
}
if (this.PreviewMode)
{
Image image2 = this.GeneratePreview(graphics);
if (image2 != null)
{
Rectangle empty = Rectangle.Empty;
System.Drawing.Size size2 = new System.Drawing.Size(this.canvasBounds.Width - (2 * margin.Width), this.canvasBounds.Height - (2 * margin.Height));
double num = ((double)image2.Width) / ((double)size2.Width);
num = Math.Max(Math.Max(num, ((double)image2.Height) / ((double)size2.Height)), 1.2999999523162842);
empty.Width = Convert.ToInt32(Math.Ceiling((double)(((double)image2.Width) / num)));
empty.Height = Convert.ToInt32(Math.Ceiling((double)(((double)image2.Height) / num)));
empty.X = (this.canvasBounds.Left + (this.canvasBounds.Width / 2)) - (empty.Width / 2);
empty.Y = (this.canvasBounds.Top + (this.canvasBounds.Height / 2)) - (empty.Height / 2);
graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
graphics.DrawImage(image2, empty, new Rectangle(Point.Empty, image2.Size), GraphicsUnit.Pixel);
}
Rectangle destination = this.canvasBounds;
destination.Inflate(-margin.Width, -margin.Height);
ActivityDesignerPaint.DrawImage(graphics, ActivityPreviewDesignerTheme.PreviewImage, destination, DesignerContentAlignment.TopLeft);
}
else if (this.PreviewDesigner != null)
{
Rectangle bounds = this.PreviewDesigner.Bounds;
bounds.Inflate(margin.Width, margin.Height);
using (PaintEventArgs args = new PaintEventArgs(graphics, bounds))
{
((IWorkflowDesignerMessageSink)this.PreviewDesigner).OnPaint(args, bounds);
}
}
}
}
