Method drawItems

src/Battlescape/Inventory.cpp:206–277

* Draws the items contained in the soldier's inventory. */

 * Draws the items contained in the soldier's inventory.
 */
void Inventory::drawItems()
{
	_items->clear();
	if (_selUnit != 0)
	{
		SurfaceSet *texture = _game->getResourcePack()->getSurfaceSet("BIGOBS.PCK");
		// Soldier items
		for (std::vector<BattleItem*>::iterator i = _selUnit->getInventory()->begin(); i != _selUnit->getInventory()->end(); ++i)
		{
			if ((*i) == _selItem)
				continue;

			Surface *frame = texture->getFrame((*i)->getRules()->getBigSprite());
			if ((*i)->getSlot()->getType() == INV_SLOT)
			{
				frame->setX((*i)->getSlot()->getX() + (*i)->getSlotX() * RuleInventory::SLOT_W);
				frame->setY((*i)->getSlot()->getY() + (*i)->getSlotY() * RuleInventory::SLOT_H);
			}
			else if ((*i)->getSlot()->getType() == INV_HAND)
			{
				frame->setX((*i)->getSlot()->getX() + (RuleInventory::HAND_W - (*i)->getRules()->getInventoryWidth()) * RuleInventory::SLOT_W/2);
				frame->setY((*i)->getSlot()->getY() + (RuleInventory::HAND_H - (*i)->getRules()->getInventoryHeight()) * RuleInventory::SLOT_H/2);
			}
			texture->getFrame((*i)->getRules()->getBigSprite())->blit(_items);
		}
		Surface *stackLayer = new Surface(getWidth(), getHeight(), 0, 0);
		stackLayer->setPalette(getPalette());
		// Ground items
		for (std::vector<BattleItem*>::iterator i = _selUnit->getTile()->getInventory()->begin(); i != _selUnit->getTile()->getInventory()->end(); ++i)
		{
			// note that you can make items invisible by setting their width or height to 0 (for example used with tank corpse items)
			if ((*i) == _selItem || (*i)->getSlotX() < _groundOffset || (*i)->getRules()->getInventoryHeight() == 0 || (*i)->getRules()->getInventoryWidth() == 0)
				continue;
			Surface *frame = texture->getFrame((*i)->getRules()->getBigSprite());
			frame->setX((*i)->getSlot()->getX() + ((*i)->getSlotX() - _groundOffset) * RuleInventory::SLOT_W);
			frame->setY((*i)->getSlot()->getY() + (*i)->getSlotY() * RuleInventory::SLOT_H);
			texture->getFrame((*i)->getRules()->getBigSprite())->blit(_items);
			if (_stackLevel[(*i)->getSlotX()][(*i)->getSlotY()] > 1)
			{
				_stackNumber->setX(((*i)->getSlot()->getX() + (((*i)->getSlotX() + (*i)->getRules()->getInventoryWidth()) - _groundOffset) * RuleInventory::SLOT_W)-3);
				if (_stackLevel[(*i)->getSlotX()][(*i)->getSlotY()] > 9)
				{
					_stackNumber->setX(_stackNumber->getX()-4);
				}
				_stackNumber->setY(((*i)->getSlot()->getY() + ((*i)->getSlotY() + (*i)->getRules()->getInventoryHeight()) * RuleInventory::SLOT_H)-5);
				_stackNumber->setValue(_stackLevel[(*i)->getSlotX()][(*i)->getSlotY()]);
				_stackNumber->draw();
				_stackNumber->setColor(Palette::blockOffset(4)+2);
				_stackNumber->blit(stackLayer);
			}
		}

		// give it a border
		// this is the "darker" shade that goes in the corners.
		for (int x = -1; x <= 1; x += 2)
		{
			for (int y = -1; y <= 1; y += 2)
			{