protected override Selection GetSelection(Point coords, bool inMotion = false, bool skipSelected = false)
{
Selection sel = null;
Selection selected = null;
/* Regular GetSelection */
if (!ViewModel.ShowLinks)
{
return(base.GetSelection(coords, inMotion, skipSelected));
}
/* With ShowLinks, only links and anchor can be selected */
if (Selections.Count > 0)
{
selected = Selections.LastOrDefault();
}
foreach (ICanvasSelectableObject co in Objects)
{
sel = co.GetSelection(coords, Accuracy, inMotion);
if (sel == null || sel.Drawable is DashboardButtonView)
{
continue;
}
if (skipSelected && selected != null && sel.Drawable == selected.Drawable)
{
continue;
}
break;
}
return(sel);
}
protected virtual Selection GetSelection(Point coords, bool inMotion = false, bool skipSelected = false)
{
Selection sel = null;
Selection selected = null;
if (Selections.Count > 0)
{
selected = Selections.LastOrDefault();
/* Try with the selected item first */
if (!skipSelected)
{
sel = selected.Drawable.GetSelection(coords, Accuracy, inMotion);
}
}
/* Iterate over all the objects now */
if (sel == null)
{
foreach (ICanvasSelectableObject co in Objects)
{
sel = co.GetSelection(coords, Accuracy, inMotion);
if (sel == null)
{
continue;
}
if (skipSelected && selected != null && sel.Drawable == selected.Drawable)
{
continue;
}
break;
}
}
return(sel);
}
protected override bool IsInputKey(Keys keyData)
{
if (PalSource == null) return false;
Cursor = Cursors.Default;
byte idx = Selections.LastOrDefault();
int curX = idx / 32;
int curY = idx % 32;
switch (keyData)
{
// Functional Keys
case Keys.Control:
case Keys.Shift:
case Keys.Alt:
return true;
// Move Idx
case Keys.Up:
if (curY > 0)
UpdateSelection((byte)(idx - 1));
else if (curX > 0) UpdateSelection((byte)(idx - 1));
return true;
case Keys.Down:
if (curY < 31)
UpdateSelection((byte)(idx + 1));
else if (curX < 7) UpdateSelection((byte)(idx + 1));
return true;
case Keys.Left:
if (curX > 0)
UpdateSelection((byte)(idx - 32));
return true;
case Keys.Right:
if (curX < 7)
UpdateSelection((byte)(idx + 32));
return true;
case Keys.Delete:
if (IsEditable)
{
PalSourceChanging?.Invoke(this, new EventArgs());
if (!Selections.Contains(idx)) Selections.Add(idx);
foreach (byte i in Selections) PalSource[i] = BackColor;
PalSourceChanged?.Invoke(this, new EventArgs());
}
return true;
}
return false;
}
protected virtual Selection GetSelection(Point coords, bool inMotion = false, bool skipSelected = false)
{
Selection sel = null;
Selection selected = null;
if (Selections.Count > 0)
{
selected = Selections.LastOrDefault();
/* Try with the selected item first */
if (!skipSelected)
{
sel = selected.Drawable.GetSelection(coords, Accuracy, inMotion);
}
}
/* Iterate over all the objects now.
* We iterate in reverse order to select the object most recently painted (the one on top).
*/
if (sel == null)
{
foreach (ICanvasSelectableObject co in Objects.OfType <ICanvasSelectableObject> ().Reverse())
{
sel = co.GetSelection(coords, Accuracy, inMotion);
if (sel == null)
{
continue;
}
if (skipSelected && selected != null && sel.Drawable == selected.Drawable)
{
continue;
}
break;
}
}
return(sel);
}
