ui_node_zone.c

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/*
Copyright (C) 2002-2010 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_nodes.h"
#include "../ui_parse.h"
#include "../ui_input.h"
#include "../ui_timer.h"
#include "../ui_actions.h"
#include "ui_node_zone.h"
#include "ui_node_window.h"

#include "../../input/cl_keys.h"

#define EXTRADATA_TYPE zoneExtraData_t
#define EXTRADATA(node) UI_EXTRADATA(node, EXTRADATA_TYPE)

static uiTimer_t *capturedTimer;

static void UI_ZoneNodeRepeat (uiNode_t *node, uiTimer_t *timer)
{
    if (node->onClick) {
        UI_ExecuteEventActions(node, node->onClick);
    }
}

static void UI_ZoneNodeDown (uiNode_t *node, int x, int y, int button)
{
    if (!EXTRADATA(node).repeat)
        return;
    if (button == K_MOUSE1) {
        UI_SetMouseCapture(node);
        capturedTimer = UI_AllocTimer(node, EXTRADATA(node).clickDelay, UI_ZoneNodeRepeat);
        UI_TimerStart(capturedTimer);
    }
}

static void UI_ZoneNodeUp (uiNode_t *node, int x, int y, int button)
{
    if (!EXTRADATA(node).repeat)
        return;
    if (button == K_MOUSE1) {
        UI_MouseRelease();
    }
}

static void UI_ZoneNodeCapturedMouseLost (uiNode_t *node)
{
    if (capturedTimer) {
        UI_TimerRelease(capturedTimer);
        capturedTimer = NULL;
    }
}

static void UI_ZoneNodeLoading (uiNode_t *node)
{
    EXTRADATA(node).clickDelay = 1000;
}

static void UI_ZoneNodeLoaded (uiNode_t *node)
{
    if (!strcmp(node->name, "render"))
        UI_WindowNodeSetRenderNode(node->root, node);
}

static const value_t properties[] = {
    /* If true, the <code>onclick</code> call back is called more than one time if the user do not release the button. */
    {"repeat", V_BOOL, UI_EXTRADATA_OFFSETOF(zoneExtraData_t, repeat), MEMBER_SIZEOF(zoneExtraData_t, repeat)},
    /* Delay it is used between 2 calls of <code>onclick</code>. */
    {"clickdelay", V_INT, UI_EXTRADATA_OFFSETOF(zoneExtraData_t, clickDelay), MEMBER_SIZEOF(zoneExtraData_t, clickDelay)},
    {NULL, V_NULL, 0, 0}
};

void UI_RegisterZoneNode (uiBehaviour_t *behaviour)
{
    behaviour->name = "zone";
    behaviour->loading = UI_ZoneNodeLoading;
    behaviour->loaded = UI_ZoneNodeLoaded;
    behaviour->mouseDown = UI_ZoneNodeDown;
    behaviour->mouseUp = UI_ZoneNodeUp;
    behaviour->capturedMouseLost = UI_ZoneNodeCapturedMouseLost;
    behaviour->properties = properties;
    behaviour->extraDataSize = sizeof(EXTRADATA_TYPE);
}