155 lines
3.5 KiB
C++
155 lines
3.5 KiB
C++
/*
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* This file is part of the Colobot: Gold Edition source code
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* Copyright (C) 2001-2023, Daniel Roux, EPSITEC SA & TerranovaTeam
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* http://epsitec.ch; http://colobot.info; http://github.com/colobot
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see http://gnu.org/licenses
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*/
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#include "object/task/taskinfo.h"
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#include "common/global.h"
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#include "graphics/engine/engine.h"
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#include "graphics/engine/particle.h"
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#include "object/object_manager.h"
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#include "object/subclass/exchange_post.h"
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#include <string.h>
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// Object's constructor.
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CTaskInfo::CTaskInfo(COldObject* object) : CForegroundTask(object)
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, m_progress(0.0f)
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, m_speed(0.0f)
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, m_time(0.0f)
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, m_error(false)
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{
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}
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// Object's destructor.
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CTaskInfo::~CTaskInfo()
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{
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}
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// Management of an event.
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bool CTaskInfo::EventProcess(const Event &event)
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{
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if (m_engine->GetPause()) return true;
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if (event.type != EVENT_FRAME) return true;
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if (m_error) return false;
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m_progress += event.rTime*m_speed; // other advance
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m_time += event.rTime;
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return true;
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}
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// Assigns the goal was achieved.
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Error CTaskInfo::Start(const char *name, float value, float power, bool send)
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{
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m_error = true;
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CExchangePost* exchangePost = FindExchangePost(power);
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if (exchangePost == nullptr)
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{
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return ERR_INFO_NULL;
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}
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int op = 1; // transmission impossible
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if (send) // send?
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{
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bool infoValueSet = exchangePost->SetInfo(name, value);
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if (infoValueSet)
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{
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op = 2; // start of reception (for terminal)
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}
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}
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else // receive?
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{
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if (exchangePost->HasInfo(name))
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{
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op = 0; // beginning of transmission (for terminal)
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}
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}
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exchangePost->GetAuto()->Start(op);
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glm::vec3 pos, goal;
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if (op == 0) // transmission?
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{
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pos = exchangePost->GetPosition();
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pos.y += 9.5f;
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goal = m_object->GetPosition();
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goal.y += 4.0f;
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m_particle->CreateRay(pos, goal, Gfx::PARTIRAY3, { 2.0f, 2.0f }, 1.0f);
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}
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if (op == 2) // reception?
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{
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goal = exchangePost->GetPosition();
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goal.y += 9.5f;
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pos = m_object->GetPosition();
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pos.y += 4.0f;
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m_particle->CreateRay(pos, goal, Gfx::PARTIRAY3, { 2.0f, 2.0f }, 1.0f);
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}
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m_progress = 0.0f;
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m_speed = 1.0f;
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m_time = 0.0f;
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m_error = false; // ok
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return ERR_OK;
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}
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// Indicates whether the action is finished.
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Error CTaskInfo::IsEnded()
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{
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if (m_engine->GetPause()) return ERR_CONTINUE;
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if (m_error) return ERR_STOP;
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if (m_progress < 1.0f) return ERR_CONTINUE;
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m_progress = 0.0f;
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Abort();
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return ERR_STOP;
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}
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// Suddenly ends the current action.
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bool CTaskInfo::Abort()
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{
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return true;
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}
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// Seeks the nearest information terminal.
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CExchangePost* CTaskInfo::FindExchangePost(float power)
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{
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return dynamic_cast<CExchangePost*>(
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CObjectManager::GetInstancePointer()->FindNearest(m_object, OBJECT_INFO, power/g_unit));
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}
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