pictcode

define(function(){

  var behaviors ={

    //移動

    move:function(){

      //経過時間

      var passedTime = 0;

      //所要時間、単位時間当たりのx、y方向の移動距離、単位時間

      var duration, dx, dy, dt;

      //ブロックの命令を初期化

      var initialize = function(det, drtn, vector){

        passedTime = 0;

        //所要時間をミリ秒に変換

        drtn *= 1000;

        dx = vector.x/drtn*det;

        dy = vector.y/drtn*det;

        duration = drtn;

        dt = det;

      }

      //単位時間ごとの動き

      var behave = function(sprite, trigger, goNextBlock){

        sprite.position.x += dx;

        sprite.position.y += dy;

        passedTime += dt;

        if (passedTime >= duration) {

          goNextBlock(sprite, trigger);

        };

      }

      return{

        initialize:initialize,

        behave:behave,

      };

    },

    rotate_left:function(){

      var passedTime = 0;

      //角度、単位時間

      var duration, da, dt;

      var initialize = function(det, drtn, angle){

        passedTime = 0;

        duration = drtn * 1000;

        //単位時間あたりの回転角度

        da = angle / (drtn/det);

        dt = det;

      }

      var behave = function(sprite, trigger, goNextBlock){

        sprite.angle += da;

        passedTime += dt;

        if (passedTime >= duration) {

            goNextBlock(sprite, trigger);

        };

      }

      return{

        initialize:initialize,

        behave:behave,

      };

    },

    rotate_right:function(){

      var passedTime = 0;

      //角度、単位時間

      var duration, da, dt;

      var initialize = function(det, drtn, angle){

        passedTime = 0;

        duration = drtn * 1000;

        //単位時間あたりの回転角度

        da = angle / (drtn/det);

        dt = det;

      }

      var behave = function(sprite, trigger, goNextBlock){

        sprite.angle -= da;

        passedTime += dt;

        if (passedTime >= duration) {

            goNextBlock(sprite, trigger);

        };

      }

      return{

        initialize:initialize,

        behave:behave,

      };

    },

    zoom:function(){

      var passedTime = 0;

      //角度、単位時間

      var duration, ds, dt;

      var initialize = function(det, drtn, scale){

        passedTime = 0;

        duration = drtn * 1000;

        //単位時間あたりのスケール変化量

        ds = scale / (drtn/det);

        dt = det;

      }

      var behave = function(sprite, trigger, goNextBlock){

        sprite.scale += ds;

        passedTime += dt;

        if (passedTime >= duration) {

            goNextBlock(sprite, trigger);

        };

      }

      return{

        initialize:initialize,

        behave:behave,

      };

    },

    opacity:function(){

      var passedTime = 0;

      //角度、単位時間

      var duration, dopct, dt;

      var initialize = function(det, drtn, opacity){

        passedTime = 0;

        duration = drtn * 1000;

        //単位時間あたりのスケール変化量

        dopct = opacity / (drtn/det);

        dt = det;

      }

      var behave = function(sprite, trigger, goNextBlock){

        sprite.opacity += dopct;

        passedTime += dt;

        if (passedTime >= duration) {

            goNextBlock(sprite, trigger);

        };

      }

      return{

        initialize:initialize,

        behave:behave,

      };

    },

    mirror:function(){

      var passedTime = 0;

      //角度、単位時間

      var duration, direction, dt;

      var initialize = function(det, drtn, mirror){

        passedTime = 0;

        duration = drtn * 1000;

        //単位時間あたりのスケール変化量

        direction = mirror;

        dt = det;

      }

      var behave = function(sprite, trigger, goNextBlock){

        sprite.mirrored = direction;

        passedTime += dt;

        if (passedTime >= duration) {

            goNextBlock(sprite, trigger);

        };

      }

      return{

        initialize:initialize,

        behave:behave,

      };

    },

    wait:function(){

      var passedTime = 0;

      var duration, dt;

      var initialize = function(det, drtn){

        passedTime = 0;

        duration = drtn * 1000;

        dt = det;

      }

      var behave = function(sprite, trigger, goNextBlock){

        passedTime += dt;

        if (passedTime >= duration) {

          goNextBlock(sprite, trigger);

        };

      }

      return{

        initialize:initialize,

        behave:behave,

      };

    }

  };

  return {

    behaviors:behaviors

  };

});