MessageDialog.cpp

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////////////////////////////////////////////////////////////////////////////////
//    Scorched3D (c) 2000-2009
//
//    This file is part of Scorched3D.
//
//    Scorched3D 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.
//
//    Scorched3D 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 Scorched3D; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
////////////////////////////////////////////////////////////////////////////////

#include <dialogs/MessageDialog.h>
#include <client/ScorchedClient.h>
#include <common/OptionsScorched.h>
#include <console/Console.h>
#include <GLEXT/GLViewPort.h>
#include <GLW/GLWFont.h>

MessageDialog *MessageDialog::instance_ = 0;

MessageDialog *MessageDialog::instance()
{
        if (!instance_) instance_ = new MessageDialog();
        return instance_;
}

MessageDialog::MessageDialog() :
        showTime_(0.0f), GLWWindow("", 10.0f, 10.0f, 447.0f, 310.0f, 
                GLWWindow::eTransparent | GLWWindow::eNoTitle,
                "")
{
        disabled_ = true;
        windowLevel_ = 90000;

        std::list<std::string> startupChannels;
        startupChannels.push_back("banner");
        ClientChannelManager::instance()->registerClient(this, startupChannels);
}

MessageDialog::~MessageDialog()
{
}

void MessageDialog::channelText(ChannelText &text)
{
        clear();
        texts_.push_back(text.getMessage());
}

void MessageDialog::registeredForChannels(
        std::list<ChannelDefinition> &registeredChannels,
        std::list<ChannelDefinition> &availableChannels)
{
}

void MessageDialog::simulate(float simTime)
{
        showTime_ -= simTime;
        if (showTime_ <= 0.0f)
        {
                if (!texts_.empty())
                {
                        currentText_ = texts_.front();
                        texts_.pop_front();
                        showTime_ = 5.0f;
                }
        }
}

void MessageDialog::clear()
{
        texts_.clear(); 
        showTime_ = 0.0f;
}

void MessageDialog::draw()
{
        if (showTime_ <= 0.0f) return;

        GLState state(GLState::BLEND_ON | GLState::TEXTURE_OFF | GLState::DEPTH_OFF); 

        float wHeight = (float) GLViewPort::getHeight();
        float wWidth = (float) GLViewPort::getWidth();
        float textWidth = GLWFont::instance()->getGameFont()->getWidth(
                30, currentText_);

        float x = (wWidth/2.0f) - (textWidth / 2) - 10.0f;
        float y = wHeight - 60.0f;

        setW(textWidth + 20.0f);
        setH(40);
        setX(x);
        setY(y);
        GLWWindow::draw();

        Vector white(0.9f, 0.9f, 1.0f);
        GLWFont::instance()->getGameFont()->draw(
                white, 30, 
                x + 10.0f, y + 7.0f, 0.0f,
                currentText_);
}

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