ui_node_timer.cpp

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/*
Copyright (C) 2002-2025 UFO: Alien Invasion.
 
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 (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 General Public License for more details.
 
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
*/
 
#include "../ui_timer.h"
#include "../ui_parse.h"
#include "../ui_actions.h"
#include "../ui_behaviour.h"
#include "../ui_lua.h"
#include "ui_node_timer.h"
 
#include "../../../common/scripts_lua.h"
 
#define EXTRADATA_TYPE timerExtraData_t
#define EXTRADATA(node) UI_EXTRADATA(node, EXTRADATA_TYPE)
#define EXTRADATACONST(node) UI_EXTRADATACONST(node, EXTRADATA_TYPE)

void uiTimerNode::onWindowOpened (uiNode_t* node, linkedList_t* params)
{
    EXTRADATA(node).lastTime = CL_Milliseconds();
}
 
void uiTimerNode::onWindowClosed (uiNode_t* node)
{
}

void uiTimerNode::draw (uiNode_t* node)
{
    uiLocatedNode::draw(node);
    timerExtraData_t& data = EXTRADATA(node);
    /* embedded timer */
    if (data.onTimeOut && data.timeOut) {
        if (data.lastTime == 0)
            data.lastTime = CL_Milliseconds();
        if (data.lastTime + data.timeOut < CL_Milliseconds()) {
            /* allow to reset timeOut on the event, and restart it, with an uptodate lastTime */
            data.lastTime = 0;
            Com_DPrintf(DEBUG_CLIENT, "uiTimerNode::draw: Timeout for node '%s'\n", node->name);
            if (data.onTimeOut != nullptr) {
                UI_ExecuteEventActions(node, data.onTimeOut);
            }
            else if (data.lua_onEvent != LUA_NOREF) {
                UI_ExecuteLuaEventScript(node, data.lua_onEvent);
            }
        }
    }
}
 
void UI_RegisterTimerNode (uiBehaviour_t* behaviour)
{
    behaviour->name = "timer";
    behaviour->manager = UINodePtr(new uiTimerNode());
    behaviour->extraDataSize = sizeof(EXTRADATA_TYPE);
    behaviour->lua_SWIG_typeinfo = UI_SWIG_TypeQuery("uiTimerNode_t *");
 
    /* This property control milliseconds between each calls of <code>onEvent</code>.
     * If the value is 0 (the default value) nothing is called. We can change the
     * value at runtime.
     */
    UI_RegisterExtradataNodeProperty(behaviour, "timeout", V_INT, EXTRADATA_TYPE, timeOut);
 
    /* Invoked periodically. See <code>timeout</code>. */
    UI_RegisterExtradataNodeProperty(behaviour, "onEvent", V_UI_ACTION, EXTRADATA_TYPE, onTimeOut);
}