private bool m_DragVisible; // true if the current drag is moving the visible area. False means it is rearranging pages
// once the user moves far enough to trigger page rearrangement, it never reverts to adjusting the visible area
private void ctrPages_MouseClick(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Right)
{
if (Globals.Root.CurrentConfig.ReadBoolean(Config.Context_Menus))
{
DisplayContextMenu?.Invoke(e.Location);
}
return;
}
int pageIndex = HitTest(e.Location);
if (pageIndex < 0 || pageIndex >= m_Document.Count)
{
return;
}
if (pageIndex != m_DisplayedIndex)
{
DisplayPage?.Invoke(pageIndex);
}
// don't also move within page (tried it and OK, but I think can be confusing)
else if (!m_DisplayArea.IsEmpty)
{
// if m_rctDisplayArea is empty it implies that the entire page is displayed at once, so no point asking to scroll the display
Rectangle pageBounds = PageBounds(pageIndex);
Page page = m_Document.Page(pageIndex);
PointF data = new PointF((e.X - pageBounds.Left) * page.Size.Width / pageBounds.Width,
(pageBounds.Bottom - e.Y) * page.Size.Height / pageBounds.Height); //note that the Y coordinate is inverted between the screen and page
CentreViewOn?.Invoke(data);
}
}
public void TestDisplayContextMenu()
{
var m = new Mobile(0x1);
m.DefaultMobileInit();
var item = new ContextMenuItem(Serial.LastItem + 1);
var menu = new ContextMenu(m, item);
Span <byte> data = new DisplayContextMenu(menu).Compile();
int length = 12 + menu.Entries.Length * 8;
Span <byte> expectedData = stackalloc byte[length];
int pos = 0;
expectedData[pos++] = 0xBF; // Packet ID
((ushort)length).CopyTo(ref pos, expectedData); // Length
((ushort)0x14).CopyTo(ref pos, expectedData); // Command
((ushort)0x02).CopyTo(ref pos, expectedData); // Subcommand
menu.Target.Serial.CopyTo(ref pos, expectedData);
var entries = menu.Entries;
expectedData[pos++] = (byte)entries.Length;
for (int i = 0; i < entries.Length; i++)
{
var entry = entries[i];
entry.Number.CopyTo(ref pos, expectedData);
((ushort)i).CopyTo(ref pos, expectedData);
var flags = entry.Flags;
var range = entry.Range;
if (range == -1)
{
range = 18;
}
if (!(entry.Enabled && menu.From.InRange(item.GetWorldLocation(), range)))
{
flags |= CMEFlags.Disabled;
}
((ushort)flags).CopyTo(ref pos, expectedData);
}
AssertThat.Equal(data, expectedData);
}
