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/*
* The Mana World
* Copyright 2007 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 "itemshortcutcontainer.h"
#include "../graphics.h"
#include "../item.h"
#include "../itemshortcut.h"
#include "../keyboardconfig.h"
#include "../resources/image.h"
#include "../resources/resourcemanager.h"
#include "../utils/tostring.h"
ItemShortcutContainer::ItemShortcutContainer():
mGridWidth(1),
mGridHeight(1),
mItemClicked(false),
mItemMoved(NULL)
{
addMouseListener(this);
addWidgetListener(this);
ResourceManager *resman = ResourceManager::getInstance();
mBackgroundImg = resman->getImage("graphics/gui/item_shortcut_bgr.png");
mMaxItems = itemShortcut->getItemCount();
mBoxHeight = 42;
mBoxWidth = 36;
}
ItemShortcutContainer::~ItemShortcutContainer()
{
mBackgroundImg->decRef();
}
void
ItemShortcutContainer::logic()
{
gcn::Widget::logic();
int i = itemShortcut->getItemCount();
if (i != mMaxItems)
{
mMaxItems = i;
setWidth(getWidth());
}
}
void
ItemShortcutContainer::draw(gcn::Graphics *graphics)
{
Graphics *g = static_cast<Graphics*>(graphics);
for (int i = 0; i < mMaxItems; i++)
{
const int itemX = (i % mGridWidth) * mBoxWidth;
const int itemY = (i / mGridWidth) * mBoxHeight;
g->drawImage(mBackgroundImg, itemX, itemY);
// Draw item keyboard shortcut.
const char *key = SDL_GetKeyName(
(SDLKey) keyboard.getKeyValue(keyboard.KEY_SHORTCUT_0+i));
g->drawText(key, itemX + 2, itemY + 2, gcn::Graphics::LEFT);
Item *item = itemShortcut->getItem(i);
if (item) {
// Draw item icon.
Image* image = item->getInfo().getImage();
if (image) {
g->drawImage(image, itemX, itemY);
g->drawText(
toString(item->getQuantity()),
itemX + mBoxWidth / 2,
itemY + mBoxHeight - 14,
gcn::Graphics::CENTER);
}
}
}
if (mItemMoved)
{
// Draw the item image being dragged by the cursor.
Image* image = mItemMoved->getInfo().getImage();
if (image)
{
const int tPosX = mCursorPosX - (image->getWidth() / 2);
const int tPosY = mCursorPosY - (image->getHeight() / 2);
g->drawImage(image, tPosX, tPosY);
g->drawText(
toString(mItemMoved->getQuantity()),
tPosX + mBoxWidth / 2,
tPosY + mBoxHeight - 14,
gcn::Graphics::CENTER);
}
}
}
void ItemShortcutContainer::widgetResized(const gcn::Event &event)
{
mGridWidth = getWidth() / mBoxWidth;
if (mGridWidth < 1) {
mGridWidth = 1;
}
setHeight((mMaxItems / mGridWidth +
(mMaxItems % mGridWidth > 0 ? 1 : 0)) * mBoxHeight);
mGridHeight = getHeight() / mBoxHeight;
if (mGridHeight < 1) {
mGridHeight = 1;
}
}
void
ItemShortcutContainer::mouseDragged(gcn::MouseEvent &event)
{
if (event.getButton() == gcn::MouseEvent::LEFT) {
if (!mItemMoved && mItemClicked) {
const int index = getIndexFromGrid(event.getX(), event.getY());
if (index == -1) {
return;
}
Item *item = itemShortcut->getItem(index);
if (item)
{
mItemMoved = item;
itemShortcut->removeItem(index);
}
}
if (mItemMoved) {
mCursorPosX = event.getX();
mCursorPosY = event.getY();
}
}
}
void
ItemShortcutContainer::mousePressed(gcn::MouseEvent &event)
{
const int index = getIndexFromGrid(event.getX(), event.getY());
if (index == -1) {
return;
}
// Stores the selected item if theirs one.
if (itemShortcut->isItemSelected()) {
itemShortcut->setItem(index);
itemShortcut->setItemSelected(NULL);
}
else if (itemShortcut->getItem(index)) {
mItemClicked = true;
}
}
void
ItemShortcutContainer::mouseReleased(gcn::MouseEvent &event)
{
if (event.getButton() == gcn::MouseEvent::LEFT)
{
if (itemShortcut->isItemSelected())
{
itemShortcut->setItemSelected(NULL);
}
const int index = getIndexFromGrid(event.getX(), event.getY());
if (index == -1) {
mItemMoved = NULL;
return;
}
if (mItemMoved) {
itemShortcut->setItems(index, mItemMoved);
mItemMoved = NULL;
}
else if (itemShortcut->getItem(index) && mItemClicked)
{
itemShortcut->useItem(index);
}
if (mItemClicked) {
mItemClicked = false;
}
}
}
int
ItemShortcutContainer::getIndexFromGrid(int pointX, int pointY) const
{
const gcn::Rectangle tRect = gcn::Rectangle(
0, 0, mGridWidth * mBoxWidth, mGridHeight * mBoxHeight);
if (!tRect.isPointInRect(pointX, pointY)) {
return -1;
}
const int index = ((pointY / mBoxHeight) * mGridWidth) +
pointX / mBoxWidth;
if (index >= mMaxItems)
{
return -1;
}
return index;
}
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