ExplosionSmoke Class Reference

#include <explosion_smoke.h>

Inheritance diagram for ExplosionSmoke:

[legend]Collaboration diagram for ExplosionSmoke:

[legend]List of all members.

Public Member Functions
	ExplosionSmoke (const uint size_init)
void	Refresh ()
virtual void	Draw ()
Protected Attributes
uint	m_initial_size
uint	dx
Private Attributes
float	mvt_freq

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Detailed Description

Definition at line 26 of file explosion_smoke.h.

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Constructor & Destructor Documentation

ExplosionSmoke::ExplosionSmoke

(

const uint

size_init

)

Definition at line 28 of file explosion_smoke.cpp.

                                                   :
  Particle("explosion_smoke_particle")
{
  m_initial_size = size_init;
  m_initial_time_to_live = 30;
  m_left_time_to_live = m_initial_time_to_live;
  m_time_between_scale = 25;
  dx = 0;

  image = ParticleEngine::GetSprite(EXPLOSION_SMOKE_spr);
  mvt_freq = randomObj.GetDouble(-2.0, 2.0);
  SetGravityFactor(randomObj.GetDouble(-1.0,-2.0));

  image->ScaleSize(m_initial_size, m_initial_size);
  SetSize( Point2i(1, 1) );
  StartMoving();
}

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Member Function Documentation

void ExplosionSmoke::Draw

(

)

[virtual]

Reimplemented from Particle.

Reimplemented in IllBubble.

Definition at line 70 of file explosion_smoke.cpp.

{
  if (m_left_time_to_live > 0)
    image->Draw(GetPosition()+Point2i(dx,0));
}

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void ExplosionSmoke::Refresh

(

)

[virtual]

Reimplemented from Particle.

Definition at line 46 of file explosion_smoke.cpp.

{
  uint time = Time::GetInstance()->Read() - m_last_refresh;

  UpdatePosition();

  image->Update();

  if (time >= m_time_between_scale) {
    //assert(m_left_time_to_live > 0);
    if (m_left_time_to_live <= 0) return ;

    m_left_time_to_live--;

    float lived_time = m_initial_time_to_live - m_left_time_to_live;

    float coeff = cos((M_PI/2.0)*((float)lived_time/((float)m_initial_time_to_live)));
    image->ScaleSize(int(coeff * m_initial_size),int(coeff * m_initial_size));

    dx = int((int)m_initial_size * sin(5.0 * ((float)lived_time/((float)m_initial_time_to_live)) * M_PI * mvt_freq / 2.0) / 2);
    m_last_refresh = Time::GetInstance()->Read() ;
  }
}

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Member Data Documentation

uint ExplosionSmoke::dx [protected]

Definition at line 30 of file explosion_smoke.h.

uint ExplosionSmoke::m_initial_size [protected]

Definition at line 30 of file explosion_smoke.h.

float ExplosionSmoke::mvt_freq [private]

Definition at line 28 of file explosion_smoke.h.

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The documentation for this class was generated from the following files:

• src/particles/explosion_smoke.h
• src/particles/explosion_smoke.cpp

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