/// <summary>
/// This method executes the insert operation after the insertion position has been set
/// </summary>
public void Do()
{
if (!GraphDiagram.ValidateCopy(this.selectLayer.Elements))
{
MowayMessageBox.Show(CutMessages.CUT_START, CutMessages.CUT, MessageBoxButtons.OK, MessageBoxIcon.Error);
this.Cancel();
return;
}
//The items to be copied are loaded
List <GraphElement> elementsToCut = GraphDiagram.GetElementsToCopy(this.selectLayer);
List <GraphElement> cloneElements = GraphDiagram.CloneElements(elementsToCut);
GraphManager.Clipboard.SetElements(cloneElements);
this.elementsToDelete = GraphDiagram.GetElementsToDelete(this.selectLayer);
GraphDiagram.DeleteElements(this.diagramLayer, this.diagram, this.elementsToDelete);
//Cleans and hides the selection layer
this.selectLayer.ClearAndHide();
//Updates the diagram layer
this.diagramLayer.UpdateSurface();
if (this.DiagramChanged != null)
{
this.DiagramChanged(this, new EventArgs());
}
if (this.ElementSelectedChanged != null)
{
this.ElementSelectedChanged(this, new EventArgs());
}
//Launch Event of operation completed
if (this.OperationFinished != null)
{
this.OperationFinished(this, new OperationEventArgs(Operation.Cut));
}
}
/// <summary>
/// Selects the item sent as a parameter
/// </summary>
/// <param name="element">Item to select</param>
private void SelectElement(GraphElement element)
{
//The item is selected
element.Selected = true;
//The element is loaded into the temporary layer
this.selectLayer.AddElement(element);
if (GraphDiagram.ValidateCopy(this.selectLayer.Elements))
{
this.miCopy.Enabled = true;
this.miCut.Enabled = true;
}
else
{
if (this.OperationDisabled != null)
{
this.OperationDisabled(this, new OperationEventArgs(Operation.Copy));
this.OperationDisabled(this, new OperationEventArgs(Operation.Cut));
}
this.miCopy.Enabled = false;
this.miCut.Enabled = false;
}
if (GraphDiagram.ValidateDelete(this.selectLayer.Elements))
{
this.miRemove.Enabled = true;
}
else
{
if (this.OperationDisabled != null)
{
this.OperationDisabled(this, new OperationEventArgs(Operation.Delete));
}
this.miRemove.Enabled = false;
}
if (GraphDiagram.ValidateSettings(this.selectLayer.Elements))
{
this.miSettings.Enabled = true;
}
else
{
if (this.OperationDisabled != null)
{
this.OperationDisabled(this, new OperationEventArgs(Operation.Settings));
}
this.miSettings.Enabled = false;
}
}
/// <summary>
/// This method executes the insert operation after the insertion position has been set
/// </summary>
public void Do()
{
if (!GraphDiagram.ValidateCopy(this.selectLayer.Elements))
{
MowayMessageBox.Show(CopyMessages.COPY_START, CopyMessages.COPY, MessageBoxButtons.OK, MessageBoxIcon.Error);
this.Cancel();
return;
}
//The items to be copied are loaded
List <GraphElement> elementsToCopy = GraphDiagram.GetElementsToCopy(this.selectLayer);
List <GraphElement> cloneElements = GraphDiagram.CloneElements(elementsToCopy);
GraphManager.Clipboard.SetElements(cloneElements);
//Launch Event of operation completed
if (this.OperationFinished != null)
{
this.OperationFinished(this, new OperationEventArgs(Operation.Copy));
}
}
public void MouseUp(MouseEventArgs e)
{
//When the left mouse button is released...
if (e.Button == MouseButtons.Left)
{
//You get the upper left point of the selection box and the size
Point location = new Point(Math.Min(this.initialPoint.X, e.X), Math.Min(this.initialPoint.Y, e.Y));
Size size = new Size(Math.Abs(e.X - this.initialPoint.X), Math.Abs(e.Y - this.initialPoint.Y));
//A Rectangle object is created that contains the two informations
Rectangle rectangle = new Rectangle(location, size);
//The items inside the selection box are selected
this.SelectElements(rectangle);
//The chart selection box is deleted
this.tempLayer.ClearAndHide();
this.selectionRectangle.Dispose();
//The temporary layer is updated
this.tempLayer.UpdateSurface();
if (GraphDiagram.ValidateCopy(this.selectLayer.Elements))
{
}
else
{
if (this.OperationDisabled != null)
{
this.OperationDisabled(this, new OperationEventArgs(Operation.Copy));
this.OperationDisabled(this, new OperationEventArgs(Operation.Cut));
}
}
if (GraphDiagram.ValidateDelete(this.selectLayer.Elements))
{
}
else
{
if (this.OperationDisabled != null)
{
this.OperationDisabled(this, new OperationEventArgs(Operation.Delete));
}
}
if (GraphDiagram.ValidateSettings(this.selectLayer.Elements))
{
}
else
{
if (this.OperationDisabled != null)
{
this.OperationDisabled(this, new OperationEventArgs(Operation.Settings));
}
}
//Exception is thrown for change of operation depending on whether there are selected items
if (this.selectLayer.Elements.Count == 0)
{
this.selectLayer.Visible = false;
throw new OperationException(Operation.SelectRectangle, "Change to Nop Operation");
}
else
{
if (this.ElementSelectedChanged != null)
{
this.ElementSelectedChanged(this, new EventArgs());
}
throw new OperationException(Operation.SelectRectangle, "Change to Select Operation");
}
}
}