private void HandleMouseInput()
{
if (GamePadInput.ActiveMode != GamePadInput.InputMode.KeyboardMouse)
{
return;
}
// If in focus element has help available, get it.
UIGridElement e = grid.SelectionElement;
string helpID = e.HelpID;
string helpText = TweakScreenHelp.GetHelp(helpID);
bool hitAnything = false;
// Check for help tile.
Matrix mat = Matrix.CreateTranslation(-helpSquare.Position.X, -helpSquare.Position.Y, 0);
Vector2 hitUV = MouseInput.GetHitUV(camera, ref mat, helpSquare.Size, helpSquare.Size, true);
if (grid.SelectionElement.ShowHelpButton)
{
if (hitUV.X >= 0 && hitUV.X < 1 && hitUV.Y >= 0 && hitUV.Y < 1)
{
if (MouseInput.Left.WasPressed)
{
MouseInput.ClickedOnObject = helpSquare;
}
if (MouseInput.Left.WasReleased && MouseInput.ClickedOnObject == helpSquare)
{
if (helpText != null)
{
ShowHelp(helpText);
}
}
hitAnything = true;
}
}
// Check if mouse hitting current selection object. Or should this be done in the object?
mat = Matrix.Invert(e.WorldMatrix);
hitUV = MouseInput.GetHitUV(camera, ref mat, e.Size.X, e.Size.Y, true);
bool focusElementHit = false;
if (hitUV.X >= 0 && hitUV.X < 1 && hitUV.Y >= 0 && hitUV.Y < 1)
{
e.HandleMouseInput(hitUV);
focusElementHit = true;
hitAnything = true;
}
// If we didn't hit the focus object, see if we hit any of the others.
// If so, bring them into focus.
if (!focusElementHit && MouseInput.Left.WasPressed)
{
for (int i = 0; i < grid.ActualDimensions.Y; i++)
{
if (i == grid.SelectionIndex.Y)
{
continue;
}
e = grid.Get(0, i);
mat = Matrix.Invert(e.WorldMatrix);
hitUV = MouseInput.GetHitUV(camera, ref mat, e.Size.X, e.Size.Y, true);
if (hitUV.X >= 0 && hitUV.X < 1 && hitUV.Y >= 0 && hitUV.Y < 1)
{
// We hit an element, so bring it into focus.
grid.SelectionIndex = new Point(0, i);
hitAnything = true;
break;
}
}
}
// Check for edges of screen.
if (MouseInput.AtWindowTop())
{
grid.MoveUp();
}
if (MouseInput.AtWindowBottom())
{
grid.MoveDown();
}
// Allow right click or left click on nothing to exit.
if (MouseInput.Right.WasPressed || (!hitAnything && MouseInput.Left.WasPressed))
{
Deactivate();
}
}