GLMenu.cpp

Go to the documentation of this file.

////////////////////////////////////////////////////////////////////////////////
//    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 <GLEXT/GLMenu.h>
#include <GLEXT/GLState.h>
#include <GLEXT/GLViewPort.h>
#include <GLEXT/GLMenuEntry.h>
#include <GLW/GLWWindowManager.h>
#include <client/ScorchedClient.h>
#include <graph/OptionsDisplay.h>

GLMenu::GLMenu() : GLWWindow("", 0.0f, 10.0f, 10000.0f, 32.0f, 0, "")
{
        windowLevel_ = 20000;
}

GLMenu::~GLMenu()
{
}

GLMenuEntry *GLMenu::getMenu(char *menuItem)
{
        std::string menu(menuItem);
        std::map<std::string, GLMenuEntry *>::iterator itor = menuList_.find(menu);
        if (itor != menuList_.end())
        {
                return itor->second;
        }

        return 0;
}

bool GLMenu::addMenu(
        const LangString &menuName,
        char *menuNameInternal, 
        const LangString &menuDescription,
        float width, 
        unsigned int state,
        GLMenuI *callback,
        Image *icon,
        unsigned int flags)
{
        if (getMenu(menuNameInternal)) return false;

        GLMenuEntry *entry = new GLMenuEntry(
                menuName, menuNameInternal, menuDescription,
                width, state, 
                callback, icon, flags);
        menuList_[std::string(menuNameInternal)] = entry;
        return true;
}

bool GLMenu::addMenuItem(char *menuName, const GLMenuItem item)
{
        GLMenuEntry *entry = getMenu(menuName);
        if (!entry) return false;

        entry->addMenuItem((GLMenuItem &) item);
        return true;
}

void GLMenu::draw()
{
        GLState currentDrawState(GLState::DEPTH_OFF | GLState::TEXTURE_OFF);

        float currentTop = (float) GLViewPort::getHeight();
        setY(currentTop - h_);
        int x = ScorchedClient::instance()->getGameState().getMouseX();
        int y = ScorchedClient::instance()->getGameState().getMouseY();

        unsigned int currentState =
                ScorchedClient::instance()->getGameState().getState();

        bool selected = false;
        std::map<std::string, GLMenuEntry *>::iterator itor;
        for (itor = menuList_.begin();
                itor != menuList_.end();
                itor++)
        {
                GLMenuEntry *entry = itor->second;
                if (entry->getSelected())
                {
                        selected = true;
                }
                else if (entry->inMenu(currentTop, x, y))
                {
                        GLWToolTip::instance()->addToolTip(&entry->getToolTip(),
                                entry->getX() - 10.0f, entry->getY() - 75, 
                                entry->getW(), 75.0f);
                }
        }       

        bool show = true;
        if (OptionsDisplay::instance()->getHideMenus())
        {
                show = (selected || GLWWindowManager::instance()->getFocus(x, y) == getId());
        }
        if (show)
        {
                GLfloat currentWidth = 0.0f;
                std::map<std::string, GLMenuEntry *>::iterator itor;
                for (itor = menuList_.begin();
                        itor != menuList_.end();
                        itor++)
                {
                        GLMenuEntry *entry = itor->second;
                        if (!(entry->getFlags() & eMenuAlignRight))
                        {
                                if (entry->getState() == 0 ||
                                        entry->getState() == currentState)
                                {
                                        if (entry->getCallback()->getEnabled(entry->getNameInternal()))
                                        {
                                                entry->draw(
                                                        currentTop - 1.0f, currentWidth);
                                                currentWidth += entry->getW() + 1.0f;
                                        }
                                }
                        }
                }       

                currentWidth = (float) GLViewPort::getWidth();
                for (itor = menuList_.begin();
                        itor != menuList_.end();
                        itor++)
                {
                        GLMenuEntry *entry = itor->second;
                        if (entry->getFlags() & eMenuAlignRight)
                        {
                                if (entry->getState() == 0 ||
                                        entry->getState() == currentState)
                                {
                                        if (entry->getCallback()->getEnabled(entry->getNameInternal()))
                                        {
                                                currentWidth -= entry->getW() + 1.0f;
                                                entry->draw(
                                                        currentTop - 1.0f, currentWidth);
                                        }
                                }
                        }
                }       
        }
}

void GLMenu::mouseDown(int button, float x, float y, bool &hitMenu)
{
        hitMenu = false;
        float currentTop = (float) GLViewPort::getHeight();

        unsigned int currentState =
                ScorchedClient::instance()->getGameState().getState();

        std::map<std::string, GLMenuEntry *>::iterator itor;
        for (itor = menuList_.begin();
                itor != menuList_.end();
                itor++)
        {
                GLMenuEntry *entry = itor->second;
                if (entry->getState() == 0 ||
                        entry->getState() == currentState)
                {
                        if (entry->click(currentTop, int(x), int(y)))
                        {
                                hitMenu = true;
                        }
                }
        }
}

void GLMenu::mouseUp(int button, float x, float y, bool &skipRest)
{

}

void GLMenu::mouseDrag(int button, float mx, float my, float x, float y, bool &skipRest)
{

}

void GLMenu::keyDown(char *buffer, unsigned int keyState, 
                KeyboardHistory::HistoryElement *history, int hisCount, 
                bool &skipRest)
{

}

---