uiProgress.cpp

/*

Jump'n'Run Engine
http://www.atanaslaskov.com/jnr/

BSD LICENSE
Copyright (c) 2007-2013, Atanas Laskov
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL ATANAS LASKOV BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

*/

#include "stdafx.h"
#include "GUI.h"

uiProgress::uiProgress(void)
{
    //Defaults
    _dMin = 0;
    _dMax = 1;
    _dCurrent = 0.9;
    _pTask = NULL;
}

uiProgress::~uiProgress(void)
{
}

// Internal construction method,
// called by create() and load()
void uiProgress::init()
{
    //Textures
    _tBorder    = _pSkin->parameter("TX_EDIT").texture();
    _tProgress  = _pSkin->parameter("TX_PROGRESS").texture();
}

//Create
void uiProgress::create(laPoint3 pos, laPoint3 size)
{
    //Create window
    uiWindow::create(pos, size);

    //Initialize stuff
    this->init();
}

void uiProgress::load(class laFileParser *fp)
{
    //Read window
    uiWindow::load(fp);

    //Read range
    fp->readDouble(&_dMin, M_FALSE);
    fp->readDouble(&_dMax, M_FALSE);
    fp->readDouble(&_dCurrent, M_FALSE);

    //Initialize stuff
    this->init();
}

void uiProgress::kill()
{
    uiWindow::kill();
}

//Draw & reply methods
void uiProgress::draw()
{
    laRenderer* pr = ::laSystemIntegrator::getRenderer();

    double dLWidth = (_tBorder.w)/4.0;

    //Use the task object to update progress
    if(_pTask)
    {
        _dMin = 0;
        _dMax = 1;
        _dCurrent = _pTask->progress();
    }

    //Draw border
    //
    pr->vquadsMakeXYRect(0,
        _ptPos, laPoint3(dLWidth, _ptSize.y()),
        laPoint2(), laPoint2(0.25, 1));

    pr->vquadsMakeXYRect(1,
        _ptPos + laPoint3(dLWidth, 0), _ptSize - laPoint3(2*dLWidth, 0),
        laPoint2(0.25, 0), laPoint2(0.8-0.25, 1));

    pr->vquadsMakeXYRect(2,
        _ptPos + laPoint3(_ptSize.x(), 0), laPoint3(-dLWidth, _ptSize.y()),
        laPoint2(), laPoint2(0.25, 1));

    pr->styleSet( _pSkin->parameter("CL_BUTTON").color() );
    _tBorder.use();
    pr->vquadsDraw(3);

    //Draw progress
    //
    laPoint3 ptSize = _ptSize + laPoint3(-14, -10);
    double dFraction = (_dCurrent-_dMin)/ (_dMax-_dMin);
    ptSize[0] *= dFraction;

    pr->vquadsMakeXYRect(0,
        _ptPos  + laPoint3(4+3, 4+2), ptSize,
        laPoint2(0,0), laPoint2(dFraction, 1));

    _tProgress.use();
    pr->styleSet( _pSkin->parameter("CL_SHADOW_DARK").color() );
    pr->vquadsDrawSingle();

    pr->vquadsMakeXYRect(1,
        _ptPos  + laPoint3(4, 4), ptSize,
        laPoint2(0,0), laPoint2(dFraction, 1));

    _tProgress.use();
    pr->styleSet( _pSkin->parameter("CL_BUTTON").color() );
    pr->vquadsDrawSingle();

    uiWindow::draw();
}

void uiProgress::setRange( double min, double max)
{
    _dMin = min;
    _dMax = max;
    limitValue();
}

void uiProgress::setValue( double val)
{
    _dCurrent = val;
    limitValue();
}