private void pictureBoxMain_MouseDown(object sender, MouseEventArgs e)
{
pictureBoxMain.Focus();
bool localUpdate = (currModule != null) &&
currModule.HasPixelUpdate &&
(ModifierKeys & Keys.Control) > 0;
Cursor cursor;
if (localUpdate)
{
panAndZoom.OnMouseDown(e, recomputePixel, e.Button == MouseButtons.Left,
ModifierKeys, out cursor);
}
else
{
panAndZoom.OnMouseDown(e, imageProbe, e.Button == MouseButtons.Left,
ModifierKeys, out cursor);
}
// Module's mouse handling.
if (currModule != null &&
currModule.MouseDown != null)
{
currModule.MouseDown(sender, transformMouseEvent(e));
}
if (cursor != null)
{
Cursor = cursor;
}
}
private void pictureBoxMain_MouseDown(object sender, MouseEventArgs e)
{
pictureBoxMain.Focus();
// MT-safe currentModule.
IRasterModule cm = currModuleSafe();
bool isCtrl = (ModifierKeys & Keys.Control) > 0;
bool isModule = cm != null;
bool hasPixelUpdate = isModule && cm.HasPixelUpdate;
bool leftButton = e.Button == MouseButtons.Left;
Cursor cursor;
if (hasPixelUpdate &&
isCtrl)
{
panAndZoom.OnMouseDown(e, recomputePixel, leftButton,
ModifierKeys, out cursor);
}
else
{
panAndZoom.OnMouseDown(e, imageProbe, leftButton,
ModifierKeys, out cursor);
}
// Warning for Ctrl+Mouse without currModule.HasPixelUpdate.
if (isCtrl &&
isModule &&
!hasPixelUpdate)
{
SetText($"Current module '{ModuleRegistry.DecoratedModuleName(cm)}' has no PixelUpdate()");
}
// Module's mouse handling.
if (isModule &&
cm.MouseDown != null)
{
cm.MouseDown(sender, transformMouseEvent(e));
}
if (cursor != null)
{
Cursor = cursor;
}
}