#include "PrecompiledHeader.h"

#include "MenuItem.h"
#include "Translate.h"
#include "WResourceManager.h"

MenuItem::MenuItem(int id, WFont *font, string text, float x, float y, JQuad * _off, JQuad * _on, const char * particle,
                JQuad * particleTex, bool hasFocus) :
    JGuiObject(id), mFont(font), mX(x), mY(y)
{
    mText = _(text);
    updatedSinceLastRender = 1;
    mParticleSys = NEW hgeParticleSystem(WResourceManager::Instance()->RetrievePSI(particle, particleTex));
    mParticleSys->MoveTo(mX, mY);

    mHasFocus = hasFocus;
    lastDt = 0.001f;
    mScale = 1.0f;
    mTargetScale = 1.0f;

    onQuad = _on;
    offQuad = _off;

    if (hasFocus)
        Entering();
}

void MenuItem::Render()
{
    JRenderer * renderer = JRenderer::GetInstance();

    if (mHasFocus)
    {
        PIXEL_TYPE start = ARGB(46,255,255,200);
        if (mParticleSys)
            start = mParticleSys->info.colColorStart.GetHWColor();
        PIXEL_TYPE colors[] = { ARGB(0,0,0,0), start, ARGB(0,0,0,0), start, };
        renderer->FillRect(255, 0, SCREEN_WIDTH - 155, SCREEN_HEIGHT, colors);
        // set additive blending
        renderer->SetTexBlend(BLEND_SRC_ALPHA, BLEND_ONE);
        mParticleSys->Render();
        // set normal blending
        renderer->SetTexBlend(BLEND_SRC_ALPHA, BLEND_ONE_MINUS_SRC_ALPHA);
        mFont->SetColor(ARGB(255,255,255,255));
        onQuad->SetColor(ARGB(70,255,255,255));
        renderer->RenderQuad(onQuad, SCREEN_WIDTH, SCREEN_HEIGHT / 2, 0, 8, 8);
        onQuad->SetColor(ARGB(255,255,255,255));
        mFont->DrawString(mText.c_str(), SCREEN_WIDTH / 2, 20 + 3 * SCREEN_HEIGHT / 4, JGETEXT_CENTER);
        renderer->RenderQuad(onQuad, mX, mY, 0, mScale, mScale);

    }
    else
    {
        renderer->RenderQuad(offQuad, mX, mY, 0, mScale, mScale);
    }
    updatedSinceLastRender = 0;
}

void MenuItem::Update(float dt)
{
    updatedSinceLastRender = 1;
    lastDt = dt;
    if (mScale < mTargetScale)
    {
        mScale += 8.0f * dt;
        if (mScale > mTargetScale)
            mScale = mTargetScale;
    }
    else if (mScale > mTargetScale)
    {
        mScale -= 8.0f * dt;
        if (mScale < mTargetScale)
            mScale = mTargetScale;
    }

    mParticleSys->Update(dt);
}

void MenuItem::Entering()
{

    mParticleSys->Fire();
    mHasFocus = true;
    mTargetScale = 1.3f;
}

bool MenuItem::Leaving(JButton key)
{
    mParticleSys->Stop(true);
    mHasFocus = false;
    mTargetScale = 1.0f;
    return true;
}

bool MenuItem::ButtonPressed()
{
    return true;
}

MenuItem::~MenuItem()
{
    if (mParticleSys)
        delete mParticleSys;
}

ostream& MenuItem::toString(ostream& out) const
{
    return out << "MenuItem ::: mHasFocus : " << mHasFocus << " ; mFont : " << mFont << " ; mText : " << mText << " ; mX,mY : "
                    << mX << "," << mY << " ; updatedSinceLastRender : " << updatedSinceLastRender << " ; lastDt : " << lastDt
                    << " ; mScale : " << mScale << " ; mTargetScale : " << mTargetScale << " ; onQuad : " << onQuad
                    << " ; offQuad : " << offQuad << " ; mParticleSys : " << mParticleSys;
}