OpenMiner/client/source/gui/InventoryWidget.cpp

96 lines
3.2 KiB
C++

/*
* =====================================================================================
*
* OpenMiner
* Copyright (C) 2018-2020 Unarelith, Quentin Bazin <openminer@unarelith.net>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* =====================================================================================
*/
#include "ClientCommandHandler.hpp"
#include "InventoryWidget.hpp"
void InventoryWidget::init(Inventory &inventory, unsigned int offset, unsigned int size) {
m_inventory = &inventory;
m_itemWidgets.clear();
for (u16 i = 0 ; i < (size > 0 ? size : inventory.width() * inventory.height()) ; ++i) {
m_itemWidgets.emplace_back(inventory, (i + offset) % inventory.width(), (i + offset) / inventory.width(), this);
ItemWidget &widget = m_itemWidgets.back();
widget.update();
widget.setPosition((i % inventory.width()) * 18, (i / inventory.width()) * 18, 0);
}
m_width = inventory.width() * 18;
m_height = inventory.height() * 18;
m_inventoryWidth = inventory.width();
m_inventoryHeight = inventory.height();
}
void InventoryWidget::onMouseEvent(const SDL_Event &event, MouseItemWidget &mouseItemWidget, bool isReadOnly) {
if (event.type == SDL_MOUSEMOTION) {
m_currentItemWidget = nullptr;
for (std::size_t i = 0 ; i < m_itemWidgets.size() ; ++i) {
if (m_itemWidgets[i].isPointInWidget(event.motion.x, event.motion.y)) {
m_currentItemWidget = &m_itemWidgets[i];
m_selectedItemBackground.setPosition(1 + (i % m_inventoryWidth) * 18, 1 + (i / m_inventoryWidth) * 18, 0);
}
}
}
else if (event.type == SDL_MOUSEBUTTONDOWN && event.button.button == SDL_BUTTON_LEFT && m_currentItemWidget) {
mouseItemWidget.swapItems(*m_currentItemWidget, isReadOnly);
sendUpdatePacket();
}
else if (event.type == SDL_MOUSEBUTTONDOWN && event.button.button == SDL_BUTTON_RIGHT && m_currentItemWidget) {
if (!isReadOnly) {
mouseItemWidget.putItem(*m_currentItemWidget);
sendUpdatePacket();
}
}
}
void InventoryWidget::update() {
for (auto &it : m_itemWidgets)
it.update();
}
void InventoryWidget::sendUpdatePacket() {
if (m_inventory->inBlock()) {
m_client.sendBlockInvUpdate(*m_inventory);
}
else {
m_client.sendPlayerInvUpdate();
}
}
void InventoryWidget::draw(gk::RenderTarget &target, gk::RenderStates states) const {
states.transform *= getTransform();
for (std::size_t i = 0 ; i < m_itemWidgets.size() ; ++i) {
target.draw(m_itemWidgets[i], states);
}
if (m_currentItemWidget)
target.draw(m_selectedItemBackground, states);
}