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Diffstat (limited to 'src/gui/buydialog.cpp')
-rw-r--r-- | src/gui/buydialog.cpp | 305 |
1 files changed, 305 insertions, 0 deletions
diff --git a/src/gui/buydialog.cpp b/src/gui/buydialog.cpp new file mode 100644 index 00000000..1f9781c4 --- /dev/null +++ b/src/gui/buydialog.cpp @@ -0,0 +1,305 @@ +/* + * The Mana Client + * Copyright (C) 2004-2009 The Mana World Development Team + * Copyright (C) 2009-2010 The Mana Developers + * + * This file is part of The Mana Client. + * + * This program 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. + * + * This program 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 this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "gui/buydialog.h" + +#include "client.h" +#include "playerinfo.h" +#include "shopitem.h" +#include "units.h" + +#include "gui/setup.h" + +#include "gui/widgets/button.h" +#include "gui/widgets/label.h" +#include "gui/widgets/layout.h" +#include "gui/widgets/scrollarea.h" +#include "gui/widgets/shopitems.h" +#include "gui/widgets/shoplistbox.h" +#include "gui/widgets/slider.h" + +#include "net/net.h" +#include "net/npchandler.h" + +#include "resources/iteminfo.h" + +#include "utils/gettext.h" +#include "utils/stringutils.h" + +BuyDialog::DialogList BuyDialog::instances; + +BuyDialog::BuyDialog(int npcId): + Window(_("Buy")), + mNpcId(npcId), mMoney(0), mAmountItems(0), mMaxItems(0) +{ + setWindowName("Buy"); + //setupWindow->registerWindowForReset(this); + setResizable(true); + setCloseButton(true); + setMinWidth(260); + setMinHeight(230); + setDefaultSize(260, 230, ImageRect::CENTER); + + mShopItems = new ShopItems; + + mShopItemList = new ShopListBox(mShopItems, mShopItems); + mScrollArea = new ScrollArea(mShopItemList); + mScrollArea->setHorizontalScrollPolicy(gcn::ScrollArea::SHOW_NEVER); + + mSlider = new Slider(1.0); + mQuantityLabel = new Label(strprintf("%d / %d", mAmountItems, mMaxItems)); + mQuantityLabel->setAlignment(gcn::Graphics::CENTER); + mMoneyLabel = new Label(strprintf(_("Price: %s / Total: %s"), + "", "")); + + // TRANSLATORS: This is a narrow symbol used to denote 'increasing'. + // You may change this symbol if your language uses another. + mIncreaseButton = new Button(_("+"), "inc", this); + // TRANSLATORS: This is a narrow symbol used to denote 'decreasing'. + // You may change this symbol if your language uses another. + mDecreaseButton = new Button(_("-"), "dec", this); + mBuyButton = new Button(_("Buy"), "buy", this); + mQuitButton = new Button(_("Quit"), "quit", this); + mAddMaxButton = new Button(_("Max"), "max", this); + + mDecreaseButton->adjustSize(); + mDecreaseButton->setWidth(mIncreaseButton->getWidth()); + + mIncreaseButton->setEnabled(false); + mDecreaseButton->setEnabled(false); + mBuyButton->setEnabled(false); + mSlider->setEnabled(false); + + mSlider->setActionEventId("slider"); + mSlider->addActionListener(this); + mShopItemList->addSelectionListener(this); + + ContainerPlacer place; + place = getPlacer(0, 0); + + place(0, 0, mScrollArea, 8, 5).setPadding(3); + place(0, 5, mDecreaseButton); + place(1, 5, mSlider, 3); + place(4, 5, mIncreaseButton); + place(5, 5, mQuantityLabel, 2); + place(7, 5, mAddMaxButton); + place(0, 6, mMoneyLabel, 8); + place(6, 7, mBuyButton); + place(7, 7, mQuitButton); + + Layout &layout = getLayout(); + layout.setRowHeight(0, Layout::AUTO_SET); + + center(); + loadWindowState(); + + instances.push_back(this); + setVisible(true); + + PlayerInfo::setBuySellState(BUYSELL_BUYING); +} + +BuyDialog::~BuyDialog() +{ + delete mShopItems; + + instances.remove(this); + + if (PlayerInfo::getBuySellState() == BUYSELL_BUYING) + PlayerInfo::setBuySellState(BUYSELL_NONE); +} + +void BuyDialog::setMoney(int amount) +{ + mMoney = amount; + mShopItemList->setPlayersMoney(amount); + + updateButtonsAndLabels(); +} + +void BuyDialog::reset() +{ + mShopItems->clear(); + mShopItemList->adjustSize(); + + // Reset previous selected items to prevent failing asserts + mShopItemList->setSelected(-1); + mSlider->setValue(0); + + setMoney(0); +} + +void BuyDialog::addItem(int id, int amount, int price) +{ + mShopItems->addItem(id, amount, price); + mShopItemList->adjustSize(); +} + +void BuyDialog::action(const gcn::ActionEvent &event) +{ + if (event.getId() == "quit") + { + close(); + return; + } + + int selectedItem = mShopItemList->getSelected(); + + // The following actions require a valid selection + if (selectedItem < 0 || + selectedItem >= (int) mShopItems->getNumberOfElements()) + { + return; + } + + if (event.getId() == "slider") + { + mAmountItems = (int) mSlider->getValue(); + updateButtonsAndLabels(); + } + else if (event.getId() == "inc" && mAmountItems < mMaxItems) + { + mAmountItems++; + mSlider->setValue(mAmountItems); + updateButtonsAndLabels(); + } + else if (event.getId() == "dec" && mAmountItems > 1) + { + mAmountItems--; + mSlider->setValue(mAmountItems); + updateButtonsAndLabels(); + } + else if (event.getId() == "max") + { + mAmountItems = mMaxItems; + mSlider->setValue(mAmountItems); + updateButtonsAndLabels(); + } + // TODO: Actually we'd have a bug elsewhere if this check for the number + // of items to be bought ever fails, Bertram removed the assertions, is + // there a better way to ensure this fails in an _obvious_ way in C++? + else if (event.getId() == "buy" && mAmountItems > 0 && + mAmountItems <= mMaxItems) + { + Net::getNpcHandler()->buyItem(mNpcId, + mShopItems->at(selectedItem)->getId(), + mAmountItems); + + // Update money and adjust the max number of items that can be bought + mMaxItems -= mAmountItems; + int price = mShopItems->at(selectedItem)->getPrice(); + if (price < 0) + price = 0; + setMoney(mMoney - mAmountItems * price); + valueChanged(gcn::SelectionEvent(mShopItemList)); + } +} + +void BuyDialog::valueChanged(const gcn::SelectionEvent &event) +{ + // Reset amount of items and update labels + mAmountItems = 1; + mSlider->setValue(1); + + updateButtonsAndLabels(); + mSlider->gcn::Slider::setScale(1, mMaxItems); +} + +void BuyDialog::mouseClicked(gcn::MouseEvent &mouseEvent) +{ + if (mouseEvent.getSource() == mShopItemList && + isDoubleClick(mShopItemList->getSelected())) + { + action(gcn::ActionEvent(mBuyButton, mBuyButton->getActionEventId())); + } +} + +void BuyDialog::updateButtonsAndLabels() +{ + const int selectedItem = mShopItemList->getSelected(); + int price = 0; + + if (selectedItem > -1) + { + int itemPrice = mShopItems->at(selectedItem)->getPrice(); + + // Calculate how many the player can afford + if (itemPrice > 0) + { + mMaxItems = mMoney / itemPrice; + } + else + { + // Let the player no more than 1 of them at a time, since it + // shouldn't be a permitted case. + mMaxItems = 1; + } + + if (mAmountItems > mMaxItems) + mAmountItems = mMaxItems; + + // Calculate price of pending purchase + price = mAmountItems * itemPrice; + } + else + { + mMaxItems = 0; + mAmountItems = 0; + } + + // Enable or disable buttons and slider + mIncreaseButton->setEnabled(mAmountItems < mMaxItems); + mDecreaseButton->setEnabled(mAmountItems > 1); + mBuyButton->setEnabled(mAmountItems > 0); + mSlider->setEnabled(mMaxItems > 1); + + // Update quantity and money labels + mQuantityLabel->setCaption(strprintf("%d / %d", mAmountItems, mMaxItems)); + mMoneyLabel->setCaption + (strprintf(_("Price: %s / Total: %s"), + Units::formatCurrency(price).c_str(), + Units::formatCurrency(mMoney - price).c_str())); +} + +void BuyDialog::setVisible(bool visible) +{ + Window::setVisible(visible); + + if (visible) + { + mShopItemList->requestFocus(); + } + else + { + scheduleDelete(); + } +} + +void BuyDialog::closeAll() +{ + DialogList::iterator it = instances.begin(); + DialogList::iterator it_end = instances.end(); + + for (; it != it_end; it++) + { + (*it)->close(); + } +} |