245 lines
8.7 KiB
C++
245 lines
8.7 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 "InventoryWidget.hpp"
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#include "MouseItemWidget.hpp"
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MouseItemWidget::MouseItemWidget(Widget *parent) : ItemWidget(m_inventory, 0, 0, parent) {
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m_tooltipBackground.setColor(gk::Color{255, 255, 255, 240});
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m_tooltipBackground.setPosition(20, 17, 0);
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m_tooltipText.setPosition(26, 24, 0);
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m_tooltipInfoText.setPosition(26, 35, 0);
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m_tooltipInfoText.setColor({180, 180, 180});
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}
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void MouseItemWidget::onEvent(const SDL_Event &event) {
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if (event.type == SDL_MOUSEMOTION) {
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updatePosition(event.motion.x, event.motion.y);
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}
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else if (event.type == SDL_MOUSEBUTTONDOWN) {
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updatePosition(event.button.x, event.button.y);
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if (getStack().amount() == 0) {
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if (event.button.button == SDL_BUTTON_LEFT) {
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leftClickBehaviour();
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}
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else if (event.button.button == SDL_BUTTON_RIGHT) {
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rightClickBehaviour();
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}
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m_isDragging = false;
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}
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else if (event.button.button == SDL_BUTTON_LEFT || event.button.button == SDL_BUTTON_RIGHT) {
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startDragging(event.button.button == SDL_BUTTON_LEFT);
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}
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}
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else if (event.type == SDL_MOUSEBUTTONUP) {
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updatePosition(event.button.x, event.button.y);
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if (m_isDragging && m_draggedSlots.size() <= 1) {
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if (event.button.button == SDL_BUTTON_LEFT) {
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leftClickBehaviour();
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}
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else if (event.button.button == SDL_BUTTON_RIGHT) {
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rightClickBehaviour();
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}
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}
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stopDragging();
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}
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}
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void MouseItemWidget::leftClickBehaviour() {
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if (m_currentInventoryWidget && m_currentInventoryWidget->currentItemWidget() && m_currentInventoryWidget->inventory()) {
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ItemWidget *currentItemWidget = m_currentInventoryWidget->currentItemWidget();
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if (!m_currentInventoryWidget->inventory()->isUnlimited())
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swapItems(*currentItemWidget, m_currentInventoryWidget->isReadOnly());
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else if (getStack().amount() == 0 && currentItemWidget->stack().amount() != 0)
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setStack(currentItemWidget->stack().item().stringID(), 64);
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m_currentInventoryWidget->sendUpdatePacket();
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}
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}
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void MouseItemWidget::rightClickBehaviour() {
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if (m_currentInventoryWidget && m_currentInventoryWidget->currentItemWidget() && m_currentInventoryWidget->inventory()) {
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if (!m_currentInventoryWidget->isReadOnly()) {
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ItemWidget *currentItemWidget = m_currentInventoryWidget->currentItemWidget();
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if (!m_currentInventoryWidget->inventory()->isUnlimited())
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putItem(*currentItemWidget);
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else if (getStack().amount() == 0 && currentItemWidget->stack().amount() != 0)
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setStack(currentItemWidget->stack().item().stringID(), 1);
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m_currentInventoryWidget->sendUpdatePacket();
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}
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}
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}
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void MouseItemWidget::startDragging(bool isLeftClickDrag) {
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m_isDragging = true;
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m_isLeftClickDrag = isLeftClickDrag;
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m_draggedStack = getStack();
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m_dragOrigin = nullptr;
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if (m_currentItemWidget && (m_currentItemWidget->stack().amount() == 0 || m_currentItemWidget->stack().item().stringID() == m_draggedStack.item().stringID())) {
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m_dragOrigin = m_currentItemWidget;
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m_draggedSlots[m_currentItemWidget] = m_currentItemWidget->stack();
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}
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}
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void MouseItemWidget::stopDragging() {
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m_isDragging = false;
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for (auto &it : m_draggedSlots)
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it.first->setChanged(true);
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m_draggedSlots.clear();
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}
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void MouseItemWidget::draggingBehaviour(ItemWidget *newItemWidget) {
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if (newItemWidget->stack().amount() == 0 || newItemWidget->stack().item().stringID() == m_draggedStack.item().stringID()) {
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auto it = m_draggedSlots.find(newItemWidget);
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if (it == m_draggedSlots.end()) {
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if (m_draggedSlots.empty())
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m_dragOrigin = newItemWidget;
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m_draggedSlots.emplace(std::make_pair(newItemWidget, newItemWidget->stack()));
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}
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}
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if (m_draggedSlots.size() > 1) {
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if (m_isLeftClickDrag) {
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for (auto &it : m_draggedSlots) {
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u16 splitAmount = m_draggedStack.amount() / m_draggedSlots.size();
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if (splitAmount > 0) {
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it.first->setStack(m_draggedStack.item().stringID(), it.second.amount() + splitAmount);
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it.first->update();
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}
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}
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u16 remainingAmount = (m_draggedStack.amount() == 1) ? 0 : m_draggedStack.amount() % m_draggedSlots.size();
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setStack(remainingAmount ? m_draggedStack.item().stringID() : "_:air", remainingAmount);
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}
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else if (m_draggedStack.amount() > 0 && (newItemWidget->stack().amount() == 0 || newItemWidget->stack().item().stringID() == m_draggedStack.item().stringID())) {
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if (m_dragOrigin) {
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m_dragOrigin->setStack(m_draggedStack.item().stringID(), m_dragOrigin->stack().amount() + 1);
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m_draggedStack.setAmount(m_draggedStack.amount() - 1);
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setStack(m_draggedStack.amount() ? m_draggedStack.item().stringID() : "_:air", m_draggedStack.amount());
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m_dragOrigin = nullptr;
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}
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newItemWidget->setStack(m_draggedStack.item().stringID(), newItemWidget->stack().amount() + 1);
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m_draggedStack.setAmount(m_draggedStack.amount() - 1);
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setStack(m_draggedStack.amount() ? m_draggedStack.item().stringID() : "_:air", m_draggedStack.amount());
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}
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}
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}
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void MouseItemWidget::updateCurrentItem(ItemWidget *currentItemWidget) {
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if (currentItemWidget) {
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if (m_isDragging && currentItemWidget != m_currentItemWidget)
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draggingBehaviour(currentItemWidget);
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m_currentItemWidget = (currentItemWidget->stack().item().id()) ? currentItemWidget : nullptr;
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m_tooltipText.setText(currentItemWidget->stack().item().label() + " [" + std::to_string(currentItemWidget->stack().item().id()) + "]");
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if (currentItemWidget->stack().item().isFuel())
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m_tooltipInfoText.setText("Burn time: " + std::to_string(currentItemWidget->stack().item().burnTime()) + " ticks");
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else
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m_tooltipInfoText.setText("");
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}
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else {
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m_currentItemWidget = nullptr;
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}
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}
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void MouseItemWidget::swapItems(ItemWidget &widget, bool isReadOnly) {
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std::string widgetItemName = widget.stack().item().stringID();
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u32 widgetItemAmount = widget.stack().amount();
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if (!isReadOnly || stack().item().id() == 0 || stack().item().stringID() == widgetItemName) {
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if (stack().item().stringID() != widgetItemName) {
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widget.setStack(stack().item().stringID(), stack().amount());
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setStack(widgetItemName, widgetItemAmount);
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}
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else if (!isReadOnly) {
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widget.setStack(widgetItemName, widgetItemAmount + stack().amount());
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setStack("", 0);
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}
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else {
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setStack(stack().item().stringID(), stack().amount() + widgetItemAmount);
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widget.setStack("", 0);
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}
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}
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}
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void MouseItemWidget::putItem(ItemWidget &widget) {
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std::string widgetItemName = widget.stack().item().stringID();
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u32 widgetItemID = widget.stack().item().id();
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u32 widgetItemAmount = widget.stack().amount();
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if (!widgetItemID && stack().item().id()) {
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widget.setStack(stack().item().stringID(), 1);
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setStack(stack().amount() > 1 ? stack().item().stringID() : "", stack().amount() - 1);
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}
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else if (widgetItemID && widgetItemID == stack().item().id()) {
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widget.setStack(stack().item().stringID(), widgetItemAmount + 1);
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setStack(stack().amount() > 1 ? stack().item().stringID() : "", stack().amount() - 1);
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}
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else if (stack().item().id() == 0) {
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setStack(widgetItemName, ceil(widgetItemAmount / 2.0));
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widget.setStack(widgetItemAmount > 1 ? widgetItemName : "", widgetItemAmount / 2);
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}
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}
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void MouseItemWidget::draw(gk::RenderTarget &target, gk::RenderStates states) const {
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if (getStack().amount() > 0)
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ItemWidget::draw(target, states);
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states.transform *= getTransform();
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if (m_currentItemWidget) {
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target.draw(m_tooltipBackground, states);
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target.draw(m_tooltipText, states);
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target.draw(m_tooltipInfoText, states);
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}
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}
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void MouseItemWidget::updatePosition(float x, float y) {
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x -= m_parent->getPosition().x + 10 * m_parent->getScale().x;
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y -= m_parent->getPosition().y + 10 * m_parent->getScale().y;
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setPosition(x / m_parent->getScale().x, y / m_parent->getScale().y, -20);
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}
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