CItem* EventCanvas::getLeftMostSelected()
{
iCItem i, iLeftmost;
CItem* leftmost = NULL;
// get a list of items that belong to the current part
// since multiple parts have populated the _items list
// we need to filter on the actual current Part!
//CItemList list = getItemlistForCurrentPart();
CItemList list = _items;
if(multiPartSelectionAction && !multiPartSelectionAction->isChecked())
list = getItemlistForCurrentPart();
if (list.size() > 0)
{
i = list.end();
while (i != list.begin())
{
--i;
if (i->second->isSelected())
{
iLeftmost = i;
leftmost = i->second;
}
}
}
return leftmost;
}
void EventCanvas::actionCommand(int action)/*{{{*/
{
switch(action)
{
case LOCATORS_TO_SELECTION:
{
int tick_max = 0;
int tick_min = INT_MAX;
bool found = false;
for (iCItem i = _items.begin(); i != _items.end(); i++)
{
if (!i->second->isSelected())
continue;
int tick = i->second->x();
int len = i->second->event().lenTick();
found = true;
if (tick + len > tick_max)
tick_max = tick + len;
if (tick < tick_min)
tick_min = tick;
}
if (found)
{
Pos p1(tick_min, true);
Pos p2(tick_max, true);
song->setPos(1, p1);
song->setPos(2, p2);
}
}
break;
case SEL_RIGHT ... SEL_RIGHT_ADD:
{
if (action == SEL_RIGHT && allItemsAreSelected())
{
deselectAll();
selectAtTick(song->cpos());
return;
}
iCItem i, iRightmost;
CItem* rightmost = NULL;
// get a list of items that belong to the current part
// since multiple parts have populated the _items list
// we need to filter on the actual current Part!
CItemList list = _items;
if(multiPartSelectionAction && !multiPartSelectionAction->isChecked())
list = getItemlistForCurrentPart();
//Get the rightmost selected note (if any)
i = list.begin();
while (i != list.end())
{
if (i->second->isSelected())
{
iRightmost = i;
rightmost = i->second;
}
++i;
}
if (rightmost)
{
iCItem temp = iRightmost;
temp++;
//If so, deselect current note and select the one to the right
if (temp != list.end())
{
if (action != SEL_RIGHT_ADD)
deselectAll();
iRightmost++;
iRightmost->second->setSelected(true);
itemPressed(iRightmost->second);
m_tempPlayItems.append(iRightmost->second);
QTimer::singleShot(NOTE_PLAY_TIME, this, SLOT(playReleaseForItem()));
if(editor->isGlobalEdit())
populateMultiSelect(iRightmost->second);
updateSelection();
}
}
else // there was no item selected at all? Then select nearest to tick if there is any
{
selectAtTick(song->cpos());
updateSelection();
}
}
break;
case SEL_LEFT ... SEL_LEFT_ADD:
{
if (action == SEL_LEFT && allItemsAreSelected())
{
deselectAll();
selectAtTick(song->cpos());
return;
}
iCItem i, iLeftmost;
CItem* leftmost = NULL;
// get a list of items that belong to the current part
// since multiple parts have populated the _items list
// we need to filter on the actual current Part!
CItemList list = _items;
if(multiPartSelectionAction && !multiPartSelectionAction->isChecked())
list = getItemlistForCurrentPart();
if (list.size() > 0)
{
i = list.end();
while (i != list.begin())
{
--i;
if (i->second->isSelected())
{
iLeftmost = i;
leftmost = i->second;
}
}
if (leftmost)
{
if (iLeftmost != list.begin())
{
//Add item
if (action != SEL_LEFT_ADD)
deselectAll();
iLeftmost--;
iLeftmost->second->setSelected(true);
itemPressed(iLeftmost->second);
m_tempPlayItems.append(iLeftmost->second);
QTimer::singleShot(NOTE_PLAY_TIME, this, SLOT(playReleaseForItem()));
if(editor->isGlobalEdit())
populateMultiSelect(iLeftmost->second);
updateSelection();
} else {
leftmost->setSelected(true);
itemPressed(leftmost);
m_tempPlayItems.append(leftmost);
QTimer::singleShot(NOTE_PLAY_TIME, this, SLOT(playReleaseForItem()));
if(editor->isGlobalEdit())
populateMultiSelect(leftmost);
updateSelection();
}
} else // there was no item selected at all? Then select nearest to tick if there is any
{
selectAtTick(song->cpos());
updateSelection();
}
}
}
break;
case INC_PITCH_OCTAVE:
{
modifySelected(NoteInfo::VAL_PITCH, 12);
}
break;
case DEC_PITCH_OCTAVE:
{
modifySelected(NoteInfo::VAL_PITCH, -12);
}
break;
case INC_PITCH:
{
modifySelected(NoteInfo::VAL_PITCH, 1);
}
break;
case DEC_PITCH:
{
modifySelected(NoteInfo::VAL_PITCH, -1);
}
break;
case INC_POS:
{
// TODO: Check boundaries
modifySelected(NoteInfo::VAL_TIME, editor->raster());
}
break;
case DEC_POS:
{
// TODO: Check boundaries
modifySelected(NoteInfo::VAL_TIME, 0 - editor->raster());
}
break;
case INCREASE_LEN:
{
// TODO: Check boundaries
modifySelected(NoteInfo::VAL_LEN, editor->raster());
}
break;
case DECREASE_LEN:
{
// TODO: Check boundaries
modifySelected(NoteInfo::VAL_LEN, 0 - editor->raster());
}
break;
case GOTO_SEL_NOTE:
{
CItem* leftmost = getLeftMostSelected();
if (leftmost)
{
unsigned newtick = leftmost->event().tick() + leftmost->part()->tick();
Pos p1(newtick, true);
song->setPos(0, p1, true, true, false);
}
}
break;
case MIDI_PANIC:
{
song->panic();
}
break;
}
}/*}}}*/
