SoftwareMouse.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 <graph/SoftwareMouse.h>
#include <client/ScorchedClient.h>
#include <engine/GameState.h>
#include <image/ImageFactory.h>
#include <GLEXT/GLState.h>
#include <common/Defines.h>
#include <graph/OptionsDisplay.h>
#include <SDL/SDL.h>

SoftwareMouse *SoftwareMouse::instance_ = 0;

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

SoftwareMouse::SoftwareMouse() :
        GameStateI("SoftwareMouse")
{
}

SoftwareMouse::~SoftwareMouse()
{
}

void SoftwareMouse::draw(const unsigned currentstate)
{
        if (!OptionsDisplay::instance()->getSoftwareMouse()) return;

        static bool createdTexture = false;
        if (!createdTexture)
        {
                createdTexture = true;
                std::string file1 = S3D::getDataFile("data/windows/pointer.bmp");
                std::string file2 = S3D::getDataFile("data/windows/pointera.bmp");
                ImageHandle map = ImageFactory::loadImageHandle(file1.c_str(), file2.c_str());
                mouseTex_.create(map, false);

                SDL_ShowCursor(SDL_DISABLE);
        }

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

        int mouseX = ScorchedClient::instance()->getGameState().getMouseX();
        int mouseY = ScorchedClient::instance()->getGameState().getMouseY();

        mouseTex_.draw();       
        glPushMatrix();
                glTranslatef(float(mouseX), float(mouseY), 0.0f);
                glColor3f(1.0f, 1.0f, 1.0f);
                
                glScalef(2.0f, 2.0f, 2.0f); // Size of the mouse pointer

                glTranslatef(0.0f, -16.0f, 0.0f);
                glBegin(GL_QUADS);
                        glTexCoord2f(0.0f, 0.0f);
                        glVertex2f(0.0f, 0.0f);
                        glTexCoord2f(1.0f, 0.0f);
                        glVertex2f(16.0f, 0.0f);
                        glTexCoord2f(1.0f, 1.0f);
                        glVertex2f(16.0f, 16.0f);
                        glTexCoord2f(0.0f, 1.0f);
                        glVertex2f(0.0f, 16.0f);
                glEnd();
        glPopMatrix();
}

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