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/*
* The Mana World
* Copyright 2004 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* The Mana World is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with The Mana World; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id$
*/
#include "itemcontainer.h"
#include <sstream>
#include <guichan/mouseinput.hpp>
#include "../graphics.h"
#include "../inventory.h"
#include "../item.h"
#include "../log.h"
#include "../graphic/spriteset.h"
#include "../resources/image.h"
#include "../resources/iteminfo.h"
#include "../resources/resourcemanager.h"
ItemContainer::ItemContainer(Inventory *inventory):
mInventory(inventory)
{
ResourceManager *resman = ResourceManager::getInstance();
mItemset = resman->createSpriteset("graphics/sprites/items.png", 32, 32);
if (!mItemset) logger->error("Unable to load items.png");
mSelImg = resman->getImage("graphics/gui/selection.png");
if (!mSelImg) logger->error("Unable to load selection.png");
mSelectedItem = 0; // No item selected
mMaxItems = mInventory->getLastUsedSlot() - 1; // Count from 0, usage from 2
addMouseListener(this);
}
ItemContainer::~ItemContainer()
{
delete mItemset;
mSelImg->decRef();
}
void ItemContainer::logic()
{
gcn::Widget::logic();
int i = mInventory->getLastUsedSlot() - 1; // Count from 0, usage from 2
if (i != mMaxItems) {
mMaxItems = i;
setWidth(getWidth());
}
}
void ItemContainer::draw(gcn::Graphics* graphics)
{
int gridWidth = mItemset->get(0)->getWidth() + 4;
int gridHeight = mItemset->get(0)->getHeight() + 10;
int columns = getWidth() / gridWidth;
// Have at least 1 column
if (columns < 1)
{
columns = 1;
}
// Reset selected item when quantity not above 0 (should probably be made
// sure somewhere else)
if (mSelectedItem && mSelectedItem->getQuantity() <= 0)
{
mSelectedItem = 0;
}
/*
* eAthena seems to start inventory from the 3rd slot. Still a mystery to
* us why, make sure not to copy this oddity to our own server.
*/
for (int i = 2; i < INVENTORY_SIZE; i++)
{
Item *item = mInventory->getItem(i);
if (item->getQuantity() <= 0) {
continue;
}
int itemX = ((i - 2) % columns) * gridWidth;
int itemY = ((i - 2) / columns) * gridHeight;
// Draw selection image below selected item
if (mSelectedItem == item)
{
dynamic_cast<Graphics*>(graphics)->drawImage(
mSelImg, itemX, itemY);
}
// Draw item icon
int idx;
if ((idx = item->getInfo()->getImage()) > 0)
{
dynamic_cast<Graphics*>(graphics)->drawImage(
mItemset->get(idx - 1), itemX, itemY);
}
// Draw item caption
std::stringstream ss;
if (!item->isEquipped()) {
ss << item->getQuantity();
}
else {
ss << "Eq.";
}
graphics->drawText(ss.str(),
itemX + gridWidth / 2,
itemY + gridHeight - 11,
gcn::Graphics::CENTER);
}
}
void ItemContainer::setWidth(int width)
{
gcn::Widget::setWidth(width);
int gridWidth = mItemset->get(0)->getWidth() + 4;
int gridHeight = mItemset->get(0)->getHeight() + 14;
int columns = getWidth() / gridWidth;
if (columns < 1)
{
columns = 1;
}
setHeight(((mMaxItems / columns) +
(mMaxItems % columns > 0 ? 1 : 0)) * gridHeight);
}
Item* ItemContainer::getItem()
{
return mSelectedItem;
}
void ItemContainer::selectNone()
{
mSelectedItem = 0;
}
void ItemContainer::mousePress(int mx, int my, int button)
{
int gridWidth = mItemset->get(0)->getWidth() + 4;
int gridHeight = mItemset->get(0)->getHeight() + 10;
int columns = getWidth() / gridWidth;
if (button == gcn::MouseInput::LEFT || gcn::MouseInput::RIGHT)
{
int index = mx / gridWidth + ((my / gridHeight) * columns) + 2;
if (index > INVENTORY_SIZE) {
index = INVENTORY_SIZE - 1;
}
mSelectedItem = mInventory->getItem(index);
}
}
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