source: 2010/30/tekrjant/Seikkailu/Lieska.cs @ 1511

#region MIT License
/*
 * Copyright (c) 2010 Tero Jäntti.
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
#endregion

using System;
using Jypeli;
using Jypeli.Effects;

class Lieska : ParticleSystem
{
    public Angle Suunta;

    public Lieska( Image kuva )
        : base( kuva, 40 )
    {
    }

    protected override void InitializeParticles()
    {
        minLifetime = 0.3;
        maxLifetime = 0.6;

        minScale = 0.008;
        maxScale = 0.02;

        scaleAmount = 10.0;

        minVelocity = 5;
        maxVelocity = 20;

        minAcceleration = 0.7;
        maxAcceleration = 1;

        minRotationSpeed = -Math.PI / 4;
        maxRotationSpeed = Math.PI / 4;

        base.InitializeParticles();
    }

    protected override Vector GiveRandomDirection()
    {
        return Vector.FromLengthAndAngle( 1.0, Suunta );
    }
}