/// <summary>
/// Adds the measurement annotation actions to the specified action list.
/// </summary>
/// <param name="actions">The actions list.</param>
private void AddMeasurementAnnotationActions(List <VisualToolAction> actions)
{
_measureTypeActionToMeasurementType = new Dictionary <VisualToolAction, MeasurementType>();
VisualToolAction lineMeasureAction = new VisualToolAction(
"Line Measure", "Starts the measurement using line", null, true);
_measureTypeActionToMeasurementType.Add(lineMeasureAction, MeasurementType.Line);
VisualToolAction linesMeasureAction = new VisualToolAction(
"Lines Measure", "Starts the measurement using lines", null, true);
_measureTypeActionToMeasurementType.Add(linesMeasureAction, MeasurementType.Lines);
VisualToolAction ellipseMeasureAction = new VisualToolAction(
"Ellipse Measure", "Starts the measurement using ellipse", null, true);
_measureTypeActionToMeasurementType.Add(ellipseMeasureAction, MeasurementType.Ellipse);
VisualToolAction angleMeasureAction = new VisualToolAction(
"Angle Measure", "Starts the measurement using angle", null, true);
_measureTypeActionToMeasurementType.Add(angleMeasureAction, MeasurementType.Angle);
foreach (VisualToolAction action in _measureTypeActionToMeasurementType.Keys)
{
action.Activated += new EventHandler(measureTypeAction_Activated);
action.Clicked += new EventHandler(measureTypeAction_Clicked);
actions.Add(action);
}
lineMeasureAction.Activate();
}
/// <summary>
/// Activates the action of drop-down menu.
/// </summary>
private void Button_DropDownOpened(object sender, EventArgs e)
{
// get current action
VisualToolAction action = GetAction((ToolStripItem)sender);
// if current action is not activated
if (action != null && !action.IsActivated)
{
action.Activate();
}
}
/// <summary>
/// Sets the previous action of visual tool.
/// </summary>
/// <returns>
/// <b>True</b> the action is changed; otherwise, <b>false</b>.
/// </returns>
public bool SetPreviousAction()
{
// if previous action of visual tool is not defined
if (_previousActionOfVisualTool == null)
{
return(false);
}
// activate previous action of visual tool
_previousActionOfVisualTool.Activate();
return(true);
}
/// <summary>
/// Activates the action.
/// </summary>
private void ActionItem_Click(object sender, EventArgs e)
{
VisualToolAction action = GetAction((ToolStripItem)sender);
// if action is activated
if (action.IsActivated)
{
// show visual tool settings
action.ShowVisualToolSettings();
}
else
{
// activate action
action.Activate();
}
// click on action
action.Click();
}
/// <summary>
/// Updates the selected visual tool item.
/// </summary>
private void UpdateSelectedItem()
{
// if image viewer is not specified
if (ImageViewer == null)
{
return;
}
// if current visual tool action is specified
if (_currentActionOfVisualTool != null)
{
// if visual tool action is selected
if (ImageViewer.VisualTool == GetVisualTool(_currentActionOfVisualTool))
{
return;
}
}
// get current visual tool action
VisualToolAction currentVisualToolAction = _noneVisualToolAction;
// for each visual tool actions
foreach (VisualToolAction action in _visualToolActions)
{
// if action must be selected
if (ImageViewer.VisualTool == GetVisualTool(action))
{
currentVisualToolAction = action;
break;
}
}
// if action is not activated
if (!currentVisualToolAction.IsActivated)
{
_canChangeVisualTool = false;
currentVisualToolAction.Activate();
_canChangeVisualTool = true;
}
}