private void CreateUseCase(String name, Point mouse)
{
int width = useCaseBaseWidth;
int height = useCaseBaseHeight;
if (name != "")
{
// Get size of name when drawn
SizeF nameBounds = pictureBoxGraphics.MeasureString(name, Font);
// Update width
width = Math.Max(width, (int)nameBounds.Width + 15 * 2);
}
// Create use case
UseCase useCase = new UseCase(useCaseBaseWidth, mouse.X, mouse.Y, width, height, name);
// Draw actor and set as selected
useCase.Draw(pictureBoxGraphics, Font, true);
selectedIndex = useCases.Count;
selectedType = typeof(UseCase);
// Add actor to list
useCases.Add(useCase);
// Open properties window
useCasePropertiesForm = new UseCasePropertiesForm(useCase);
useCasePropertiesForm.Show();
}
private void useCaseDiagramPictureBox_MouseClick(object sender, MouseEventArgs e)
{
UpdateUseCasePropertiesForm();
selectedIndex = -1;
selectedType = null;
// Check if in create mode
if (createRadioButton.Checked)
{
// Check if actor is checked
if (actorRadioButton.Checked)
{
// Open dialog prompting user for actor name
using (NameForm dialog = new NameForm("actor"))
{
DialogResult result = dialog.ShowDialog();
if (result == DialogResult.OK)
{
// Actor creation validated, continue!
CreateActor(dialog.actorNameTextBox.Text, e.Location);
}
}
}
else if (useCaseRadioButton.Checked)
{
// Open dialog prompting user for use case name
using (NameForm dialog = new NameForm("use case"))
{
DialogResult result = dialog.ShowDialog();
if (result == DialogResult.OK)
{
// Actor creation validated, continue!
CreateUseCase(dialog.actorNameTextBox.Text, e.Location);
}
}
}
else if (lineRadioButton.Checked)
{
for (int i = 0; i < actors.Count; i++)
{
Actor actor = actors[i];
// Check if mouse is within bound of actor
if (e.Location.X >= actor.x && e.Location.X <= actor.x + actor.width && e.Location.Y >= actor.y && e.Location.Y <= actor.y + actor.height)
{
// Check if there was already a use case selected (connection made)
if (lineSelectionUseCase != null)
{
lineSelectionActor = actor;
CreateLine();
}
else
{
// Check if there was previously another actor selected
if (lineSelectionActor != null)
{
// Redraw that actor, only unselected
lineSelectionActor.Draw(pictureBoxGraphics, Font, false);
}
// Set selected actor
lineSelectionActor = actor;
// Redraw selected actor, only selected
actor.Draw(pictureBoxGraphics, Font, true);
return;
}
}
}
for (int i = 0; i < useCases.Count; i++)
{
UseCase useCase = useCases[i];
// Check if mouse is within bound of use case
if (e.Location.X >= useCase.x && e.Location.X <= useCase.x + useCase.width && e.Location.Y >= useCase.y && e.Location.Y <= useCase.y + useCase.height)
{
// Check if there was already an actor selected (connection made)
if (lineSelectionActor != null)
{
lineSelectionUseCase = useCase;
CreateLine();
}
else
{
// Check if there was previously another use case selected
if (lineSelectionUseCase != null)
{
// Redraw that use case, only unselected
lineSelectionUseCase.Draw(pictureBoxGraphics, Font, false);
}
// Set selected use case
lineSelectionUseCase = useCase;
// Redraw selected use case, only selected
useCase.Draw(pictureBoxGraphics, Font, true);
return;
}
}
}
// Nothing selected, reset selection
lineSelectionActor = null;
lineSelectionUseCase = null;
}
}
else // Select mode
{
for (int i = 0; i < actors.Count; i++)
{
Actor actor = actors[i];
// Check if mouse is within bound of actor
if (e.Location.X >= actor.x && e.Location.X <= actor.x + actor.width && e.Location.Y >= actor.y && e.Location.Y <= actor.y + actor.height)
{
// Redraw selected actor
actor.Draw(pictureBoxGraphics, Font, true);
selectedIndex = i;
selectedType = typeof(Actor);
Redraw();
return;
}
}
for (int i = 0; i < useCases.Count; i++)
{
UseCase useCase = useCases[i];
// Check if mouse is within bound of use case
if (e.Location.X >= useCase.x && e.Location.X <= useCase.x + useCase.width && e.Location.Y >= useCase.y && e.Location.Y <= useCase.y + useCase.height)
{
// Redraw selected use case
useCase.Draw(pictureBoxGraphics, Font, true);
selectedIndex = i;
selectedType = typeof(UseCase);
useCasePropertiesForm = new UseCasePropertiesForm(useCase);
useCasePropertiesForm.Show();
Redraw();
return;
}
}
for (int i = 0; i < lines.Count; i++)
{
Line line = lines[i];
// Check if mouse is within bound of line
if (e.Location.X >= line.xSelectionBox && e.Location.X <= line.xSelectionBox + line.widthSelectionBox && e.Location.Y >= line.ySelectionBox && e.Location.Y <= line.ySelectionBox + line.heightSelectionBox)
{
// Redraw selected line
line.Draw(pictureBoxGraphics, Font, true);
selectedIndex = i;
selectedType = typeof(Line);
Redraw();
return;
}
}
}
Redraw();
}