llvoiceremotectrl.cpp

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/* @file llvoiceremotectrl.cpp
 * @brief A remote control for voice chat
 *
 * $LicenseInfo:firstyear=2005&license=viewergpl$
 * 
 * Copyright (c) 2005-2008, Linden Research, Inc.
 * 
 * Second Life Viewer Source Code
 * The source code in this file ("Source Code") is provided by Linden Lab
 * to you under the terms of the GNU General Public License, version 2.0
 * ("GPL"), unless you have obtained a separate licensing agreement
 * ("Other License"), formally executed by you and Linden Lab.  Terms of
 * the GPL can be found in doc/GPL-license.txt in this distribution, or
 * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
 * 
 * There are special exceptions to the terms and conditions of the GPL as
 * it is applied to this Source Code. View the full text of the exception
 * in the file doc/FLOSS-exception.txt in this software distribution, or
 * online at http://secondlifegrid.net/programs/open_source/licensing/flossexception
 * 
 * By copying, modifying or distributing this software, you acknowledge
 * that you have read and understood your obligations described above,
 * and agree to abide by those obligations.
 * 
 * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
 * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
 * COMPLETENESS OR PERFORMANCE.
 * $/LicenseInfo$
 */

#include "llviewerprecompiledheaders.h"

#include "llvoiceremotectrl.h"

#include "llagent.h"
#include "llui.h"
#include "llbutton.h"
#include "lluictrlfactory.h"
#include "llviewercontrol.h"
#include "llvoiceclient.h"
#include "llimpanel.h"
#include "llfloateractivespeakers.h"
#include "llfloaterchatterbox.h"
#include "lliconctrl.h"
#include "lloverlaybar.h"
#include "lltextbox.h"

LLVoiceRemoteCtrl::LLVoiceRemoteCtrl (const LLString& name) : LLPanel(name)
{
        setIsChrome(TRUE);

        if (gSavedSettings.getBOOL("ShowVoiceChannelPopup"))
        {
                LLUICtrlFactory::getInstance()->buildPanel(this, "panel_voice_remote_expanded.xml");
        }
        else
        {
                LLUICtrlFactory::getInstance()->buildPanel(this, "panel_voice_remote.xml");
        }

        setFocusRoot(TRUE);
}

LLVoiceRemoteCtrl::~LLVoiceRemoteCtrl()
{
}

BOOL LLVoiceRemoteCtrl::postBuild()
{
        mTalkBtn = getChild<LLButton>("push_to_talk");
        mTalkBtn->setClickedCallback(onBtnTalkClicked);
        mTalkBtn->setHeldDownCallback(onBtnTalkHeld);
        mTalkBtn->setMouseUpCallback(onBtnTalkReleased);

        mTalkLockBtn = getChild<LLButton>("ptt_lock");
        mTalkLockBtn->setClickedCallback(onBtnLock);
        mTalkLockBtn->setCallbackUserData(this);

        mSpeakersBtn = getChild<LLButton>("speakers_btn");
        mSpeakersBtn->setClickedCallback(onClickSpeakers);
        mSpeakersBtn->setCallbackUserData(this);

        childSetAction("show_channel", onClickPopupBtn, this);
        childSetAction("end_call_btn", onClickEndCall, this);

        LLTextBox* text = getChild<LLTextBox>("channel_label");
        if (text)
        {
                text->setUseEllipses(TRUE);
        }

        childSetAction("voice_channel_bg", onClickVoiceChannel, this);


        return TRUE;
}

void LLVoiceRemoteCtrl::draw()
{
        BOOL voice_active = FALSE;
        LLVoiceChannel* channelp = LLVoiceChannel::getCurrentVoiceChannel();
        if (channelp)
        {
                voice_active = channelp->isActive();
        }

        mTalkBtn->setEnabled(voice_active);
        mTalkLockBtn->setEnabled(voice_active);

        // propagate ptt state to button display,
        if (!mTalkBtn->hasMouseCapture())
        {
                // not in push to talk mode, or push to talk is active means I'm talking
                mTalkBtn->setToggleState(!gSavedSettings.getBOOL("PTTCurrentlyEnabled") || gVoiceClient->getUserPTTState());
        }
        mSpeakersBtn->setToggleState(LLFloaterActiveSpeakers::instanceVisible(LLSD()));
        mTalkLockBtn->setToggleState(!gSavedSettings.getBOOL("PTTCurrentlyEnabled"));

        LLString talk_blip_image;
        if (gVoiceClient->getIsSpeaking(gAgent.getID()))
        {
                F32 voice_power = gVoiceClient->getCurrentPower(gAgent.getID());

                if (voice_power > LLVoiceClient::OVERDRIVEN_POWER_LEVEL)
                {
                        talk_blip_image = "icn_voice_ptt-on-lvl3.tga";
                }
                else
                {
                        F32 power = gVoiceClient->getCurrentPower(gAgent.getID());
                        S32 icon_image_idx = llmin(2, llfloor((power / LLVoiceClient::OVERDRIVEN_POWER_LEVEL) * 3.f));

                        switch(icon_image_idx)
                        {
                        case 0:
                                talk_blip_image = "icn_voice_ptt-on.tga";
                                break;
                        case 1:
                                talk_blip_image = "icn_voice_ptt-on-lvl1.tga";
                                break;
                        case 2:
                                talk_blip_image = "icn_voice_ptt-on-lvl2.tga";
                                break;
                        }
                }
        }
        else
        {
                talk_blip_image = "icn_voice_ptt-off.tga";
        }

        LLIconCtrl* icon = getChild<LLIconCtrl>("voice_volume");
        if (icon)
        {
                icon->setImage(talk_blip_image);
        }

        LLFloater* voice_floater = LLFloaterChatterBox::getInstance()->getCurrentVoiceFloater();
        LLString active_channel_name;
        if (voice_floater)
        {
                active_channel_name = voice_floater->getShortTitle();
        }

        LLVoiceChannel* current_channel = LLVoiceChannel::getCurrentVoiceChannel();
        childSetEnabled("end_call_btn", LLVoiceClient::voiceEnabled() 
                                                                && current_channel
                                                                && current_channel->isActive()
                                                                && current_channel != LLVoiceChannelProximal::getInstance());

        childSetValue("channel_label", active_channel_name);
        childSetToolTip("voice_channel_bg", active_channel_name);

        if (current_channel)
        {
                LLIconCtrl* voice_channel_icon = getChild<LLIconCtrl>("voice_channel_icon");
                if (voice_channel_icon && voice_floater)
                {
                        voice_channel_icon->setImage(voice_floater->getUIString("voice_icon"));
                }

                LLButton* voice_channel_bg = getChild<LLButton>("voice_channel_bg");
                if (voice_channel_bg)
                {
                        LLColor4 bg_color;
                        if (current_channel->isActive())
                        {
                                bg_color = lerp(LLColor4::green, LLColor4::white, 0.7f);
                        }
                        else if (current_channel->getState() == LLVoiceChannel::STATE_ERROR)
                        {
                                bg_color = lerp(LLColor4::red, LLColor4::white, 0.7f);
                        }
                        else // active, but not connected
                        {
                                bg_color = lerp(LLColor4::yellow, LLColor4::white, 0.7f);
                        }
                        voice_channel_bg->setImageColor(bg_color);
                }
        }

        LLButton* expand_button = getChild<LLButton>("show_channel");
        if (expand_button)
        {
                if (expand_button->getToggleState())
                {
                        expand_button->setImageOverlay("arrow_down.tga");
                }
                else
                {
                        expand_button->setImageOverlay("arrow_up.tga");
                }
        }

        LLPanel::draw();
}

void LLVoiceRemoteCtrl::onBtnTalkClicked(void *user_data)
{
        // when in toggle mode, clicking talk button turns mic on/off
        if (gSavedSettings.getBOOL("PushToTalkToggle"))
        {
                gVoiceClient->toggleUserPTTState();
        }
}

void LLVoiceRemoteCtrl::onBtnTalkHeld(void *user_data)
{
        // when not in toggle mode, holding down talk button turns on mic
        if (!gSavedSettings.getBOOL("PushToTalkToggle"))
        {
                gVoiceClient->setUserPTTState(true);
        }
}

void LLVoiceRemoteCtrl::onBtnTalkReleased(void* user_data)
{
        // when not in toggle mode, releasing talk button turns off mic
        if (!gSavedSettings.getBOOL("PushToTalkToggle"))
        {
                gVoiceClient->setUserPTTState(false);
        }
}

void LLVoiceRemoteCtrl::onBtnLock(void* user_data)
{
        LLVoiceRemoteCtrl* remotep = (LLVoiceRemoteCtrl*)user_data;

        gSavedSettings.setBOOL("PTTCurrentlyEnabled", !remotep->mTalkLockBtn->getToggleState());
}

//static
void LLVoiceRemoteCtrl::onClickPopupBtn(void* user_data)
{
        LLVoiceRemoteCtrl* remotep = (LLVoiceRemoteCtrl*)user_data;

        remotep->deleteAllChildren();
        if (gSavedSettings.getBOOL("ShowVoiceChannelPopup"))
        {
                LLUICtrlFactory::getInstance()->buildPanel(remotep, "panel_voice_remote_expanded.xml");
        }
        else
        {
                LLUICtrlFactory::getInstance()->buildPanel(remotep, "panel_voice_remote.xml");
        }
        gOverlayBar->layoutButtons();
}

//static
void LLVoiceRemoteCtrl::onClickEndCall(void* user_data)
{
        LLVoiceChannel* current_channel = LLVoiceChannel::getCurrentVoiceChannel();

        if (current_channel && current_channel != LLVoiceChannelProximal::getInstance())
        {
                current_channel->deactivate();
        }
}


void LLVoiceRemoteCtrl::onClickSpeakers(void *user_data)
{
        LLFloaterActiveSpeakers::toggleInstance(LLSD());
}

//static 
void LLVoiceRemoteCtrl::onClickVoiceChannel(void* user_data)
{
        LLFloaterChatterBox::showInstance();
}

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