aiNPCDialog.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 "ai.h"

laNPCDialog::laNPCDialog()
{
    _bFinished = M_FALSE;

    _ttBlink.parameters(0.8, 0.8, M_TRUE);
    _ttNext.parameters(0.3);
}

laNPCDialog::~laNPCDialog()
{
}

void laNPCDialog::load(laFileParser *fp)
{
    fp->readBool(&bObligatory);
    fp->readText(strNextDialogueFile);
    fp->readUnsigned(&nDialogSteps);

    arText_NPC      = new fxAnimatedText[nDialogSteps];
    arText_Player   = new fxAnimatedText[nDialogSteps];

    for(unsigned i=0; i<nDialogSteps; i++)
    {
        fp->readObj(arText_NPC + i, M_FALSE);
        fp->readObj(arText_Player + i, M_FALSE);

        arText_NPC[i].parameters(
            laSystemIntegrator::getRenderer()->font("plain"),
            0.1*M_UNIT, 1.5, laColor(50,50,50, 200), 1);

        arText_Player[i].parameters(
            laSystemIntegrator::getRenderer()->font("plain"),
            0.1*M_UNIT, 1.5, laColor(50,50,50, 200), 1);

        //_fxNarratorText.enableSlideFX();
        //_fxNarratorText.enableRambleFX();
    }

    nCurrentStep = 0;
}

void laNPCDialog::animate(laTimer &t)
{
    // Text blinking
    _ttBlink.animate(t);

    // Play NPC and player text
    //
    arText_NPC[nCurrentStep].animate(t);

    if( arText_NPC[nCurrentStep].isFinished() )
    {
        arText_Player[nCurrentStep].animate(t);
    }

    // Progress to next stage
    // or exit dialog if the last stage is active
    _ttNext.animate(t);

    if( ( in::key(KEY_RETURN) || in::key(KEY_SPACE) ) && _ttNext.isElapsed() )
    {
        _ttNext.reset();

        if( (!arText_NPC[nCurrentStep].isFinished()) || (!arText_Player[nCurrentStep].isFinished())  )
        {
            arText_NPC[nCurrentStep].force();
            arText_Player[nCurrentStep].force();
        }
        else if( nCurrentStep < nDialogSteps-1 )
        {
            nCurrentStep++;
            _ttBlink.reset();
        }
        else _bFinished = M_TRUE;
    }

    if( isFinished() )
        pMonster->fxMessages.add(1, laColor(255,255,255), "Good luck!");
}

laPoint3 _baloon_pos(laPoint3 ptBasePos, laObject* pObject, laPoint3 sizeBaloon)
{
    laPoint3 pos = ptBasePos + pObject->getPosition();

    //pos[0] -= sizeBaloon.x/2;
    pos.y( pos.y() - pObject->getPivot()->size.y() + sizeBaloon.y() + M_UNIT/2.0);
    return pos;
}

laPoint3 _mouth_pos(laPoint3 ptBasePos, laObject* pObject)
{
    laPoint3 pos = ptBasePos + pObject->getPosition();

    pos.y( pos.y() - pObject->getPivot()->size.y() + M_UNIT/5.0 );

    //pos[0] -= sizeBaloon.x/2;

    return pos;
}

void _shift_baloons(laPoint3 *pt1, laPoint3 *pt2, laPoint3 sz1, laPoint3 sz2)
{
    //double w = laSystemIntegrator::getSettings()->graphics_resolution_w;
    //double h = laSystemIntegrator::getSettings()->graphics_resolution_h;

    if( pt1->x() > pt2->x() )
    {
        laPoint3* pt;
        laPoint3 t;

        pt = pt1; pt1 = pt2; pt2 = pt;
        t = sz1; sz1 = sz2; sz2 = t;
    }

    pt1->x( pt1->x() - M_MIN(2*M_UNIT, sz1.x()*0.6) );
    pt2->x( pt2->x() - M_MIN(2*M_UNIT, sz2.x()*0.4) );

    //double overlapx = (pt1->x+sz1.x) - (pt2->x);

    double overlapy1 = M_ABS((pt1->y()+sz1.y()) - (pt2->y()));
    if( overlapy1 < M_UNIT/3.0)
    {
        pt1->y( pt1->y() - ( M_UNIT/3.0 - overlapy1 ) );
    }

    double overlapy2 = M_ABS((pt2->y()+sz2.y()) - (pt1->y()));
    if( overlapy2 < M_UNIT/3.0)
    {
        pt2->y( pt2->y() - ( M_UNIT/3.0 - overlapy2 ) );
    }

    /*if( overlap > 0)
    {
        pt1->x()= pt1->x()- overlap*0.5;
        pt2->x()= pt2->x()+ overlap*0.5;

        overlap = (pt1->x+sz1.x) - (pt2->x);
    }*/
}

void laNPCDialog::draw(laRenderer *r, laPoint3 ptBasePos)
{
    // Position baloons
    //
    laPoint3 sizePlayerBaloon = laPoint3(arText_Player[nCurrentStep].width()+0.1*M_UNIT, arText_Player[nCurrentStep].height()+0.1*M_UNIT);
    laPoint3 posPlayerBaloon = _baloon_pos(ptBasePos, pPlayer, sizePlayerBaloon);
    laPoint3 posPlayerMouth = _mouth_pos(ptBasePos, pPlayer);

    laPoint3 sizeNPCBaloon = laPoint3(arText_NPC[nCurrentStep].width()+0.1*M_UNIT, arText_NPC[nCurrentStep].height()+0.1*M_UNIT);
    laPoint3 posNPCBaloon = _baloon_pos(ptBasePos, pMonster, sizeNPCBaloon);
    laPoint3 posNPCMouth = _mouth_pos(ptBasePos, pMonster);

    _shift_baloons(&posPlayerBaloon, &posNPCBaloon, sizePlayerBaloon, sizeNPCBaloon);

    // Draw baloons and text
    //
    _draw_baloon(r, posNPCBaloon, posNPCMouth, sizeNPCBaloon, arText_NPC+nCurrentStep);

    if( arText_NPC[nCurrentStep].isFinished() )
    {
        _draw_baloon(r, posPlayerBaloon, posPlayerMouth, sizePlayerBaloon, arText_Player+nCurrentStep);
    }

}

#include "GL/GL.h"

void laNPCDialog::drawGUI(laRenderer *r, laPoint3 ptBasePos)
{
    glEnable(GL_STENCIL_TEST);  // in order to shouw up on top of the cinematic shutter
    glStencilFunc(GL_ALWAYS, 1 /*p.id/*1*/, 0xFFF /*-1*/);
    glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);               //only if no obstacle;
    glDisable(GL_DEPTH_TEST);

    // Rogress reminder
    //
    if( arText_Player[nCurrentStep].isFinished() )
    {
        double w = laSystemIntegrator::getSettings()->graphics_resolution_w;
        double h = laSystemIntegrator::getSettings()->graphics_resolution_h;

        if(_ttBlink.isElapsed())
        {
        r->modeInterface();
        laSystemIntegrator::getRenderer()->font("plain")->ctlSize( 15 );
        laSystemIntegrator::getRenderer()->font("plain")->ctlAlignV(M_AM);

        r->styleSet(laColor(50,50,50,255));
        laSystemIntegrator::getRenderer()->font("plain")->draw(laPoint3(w/2+2, h-50+2), "[Press ENTER to continue]");

        r->styleSet(laColor(255,255,255,255));
        laSystemIntegrator::getRenderer()->font("plain")->draw(laPoint3(w/2, h-50), "[Press ENTER to continue]");
        }
    }

    glDisable(GL_STENCIL_TEST);
}

void laNPCDialog::_draw_baloon(laRenderer *r,
        laPoint3 pos, laPoint3 pos_mouth, laPoint3 size,
        fxAnimatedText* txt)
{
    uiDialogBaloon b;

    b.create( pos, size );
    b.setMouthPos( pos_mouth );
    b.setAnimText(txt);
    b.mode3D(M_TRUE);

    b.draw();
}