142 lines
4.3 KiB
C++
142 lines
4.3 KiB
C++
/*
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* =====================================================================================
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*
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* OpenMiner
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*
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* Copyright (C) 2018-2020 Unarelith, Quentin Bazin <openminer@unarelith.net>
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* Copyright (C) 2019-2020 the OpenMiner contributors (see CONTRIBUTORS.md)
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*
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* This file is part of OpenMiner.
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*
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* OpenMiner is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* OpenMiner is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with OpenMiner; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* =====================================================================================
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*/
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#include "ClientCommandHandler.hpp"
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#include "InventoryWidget.hpp"
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void InventoryWidget::init(Inventory &inventory, u16 offset, u16 size) {
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m_inventory = &inventory;
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m_offset = offset;
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m_size = size > 0 ? size : inventory.width() * inventory.height();
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loadItemWidgets(m_offset, m_size);
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m_width = inventory.width() * 18;
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m_height = inventory.height() * 18;
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m_inventoryWidth = inventory.width();
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m_inventoryHeight = inventory.height();
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}
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void InventoryWidget::scroll(float scrolling) {
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u16 offset = m_offset + floor((m_inventory->height() - m_size / m_inventory->width()) * scrolling) * m_inventory->width();
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u16 size = m_size;
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if (offset + size > m_inventory->width() * m_inventory->height())
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size = m_inventory->width() * m_inventory->height() - offset;
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loadItemWidgets(offset, size);
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}
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void InventoryWidget::onEvent(const sf::Event &event) {
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if (event.type == sf::Event::MouseMoved) {
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m_currentItemWidget = nullptr;
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for (std::size_t i = 0 ; i < m_itemWidgets.size() ; ++i) {
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if (m_itemWidgets[i].isPointInWidget(event.mouseMove.x, event.mouseMove.y)) {
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m_currentItemWidget = &m_itemWidgets[i];
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m_selectedItemBackground.setPosition(1 + (i % m_inventoryWidth) * 18, 1 + (i / m_inventoryWidth) * 18, 0);
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}
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}
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}
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}
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void InventoryWidget::update() {
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bool hasChanged = false;
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for (auto &it : m_itemWidgets) {
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it.update();
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hasChanged = hasChanged || it.hasChanged();
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it.setChanged(false);
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}
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if (hasChanged)
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sendUpdatePacket();
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}
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bool InventoryWidget::sendItemStackToDest(const ItemWidget *itemStack, AbstractInventoryWidget *dest) {
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if (dest->doItemMatchFilter(itemStack->stack().item()) && dest->receiveItemStack(itemStack, this)) {
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if (dest != this)
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m_inventory->clearStack(itemStack->x(), itemStack->y());
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update();
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sendUpdatePacket();
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return true;
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}
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return false;
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}
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bool InventoryWidget::receiveItemStack(const ItemWidget *itemStack, AbstractInventoryWidget *src) {
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ItemStack stack = itemStack->stack();
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if (src == this)
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m_inventory->clearStack(itemStack->x(), itemStack->y());
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bool stackAdded = m_inventory->addStack(stack.item().stringID(), stack.amount(), m_offset, m_size);
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if (stackAdded)
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sendUpdatePacket();
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else if (src == this)
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m_inventory->setStack(itemStack->x(), itemStack->y(), stack.item().stringID(), stack.amount());
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return stackAdded;
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}
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void InventoryWidget::sendUpdatePacket() {
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if (m_inventory->inBlock()) {
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m_client.sendBlockInvUpdate(*m_inventory);
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}
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else {
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m_client.sendPlayerInvUpdate();
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}
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}
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void InventoryWidget::draw(gk::RenderTarget &target, gk::RenderStates states) const {
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states.transform *= getTransform();
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for (std::size_t i = 0 ; i < m_itemWidgets.size() ; ++i) {
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target.draw(m_itemWidgets[i], states);
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}
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if (m_currentItemWidget)
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target.draw(m_selectedItemBackground, states);
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}
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void InventoryWidget::loadItemWidgets(u16 offset, u16 size) {
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m_itemWidgets.clear();
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for (u16 i = 0 ; i < size ; ++i) {
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m_itemWidgets.emplace_back(*m_inventory, (i + offset) % m_inventory->width(), (i + offset) / m_inventory->width(), this);
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ItemWidget &widget = m_itemWidgets.back();
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widget.update();
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widget.setPosition((i % m_inventory->width()) * 18, (i / m_inventory->width()) * 18, 0);
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}
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}
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