/* Grappling Beam 1.0, by szmol96 
   http://www.jazz2online.com/snippets/91/grappling-beam/ */

/*GrapplingBeam*/
/*Author: szmol96*/

void GrapplingBeam(jjOBJ@ beam) {
	if (beam.state == STATE::START) beam.state = STATE::FLY;
	jjPLAYER@ p = jjPlayers[beam.creatorID];
	
	beam.xPos = beam.xPos + beam.xSpeed + (beam.xAcc * 2);
	beam.yPos = beam.yPos + beam.ySpeed + (beam.yAcc * 2);
	
	float dx = beam.xPos - p.xPos;
	float dy = beam.yPos - p.yPos;
	float length = sqrt(dx*dx+dy*dy);
	
	
	if (jjMaskedPixel(beam.xPos, beam.yPos)) {
		beam.xSpeed = 0;
		beam.ySpeed = 0;
		beam.xAcc = 0;
		beam.yAcc = 0;
		p.xSpeed = 30*dx/length;
		p.ySpeed = 30*dy/length;
	}
	
	for(float pos = 0; pos<length; pos += 1){
	jjDrawSpriteFromCurFrame(p.xPos + pos * dx/length, p.yPos + pos * dy/length, beam.curFrame, 0, SPRITE::NORMAL, 0, 4, 4, -1);
	}
	
	if (p.keyFire == false || length > 400) beam.delete();
	
	beam.frameID = (++beam.counter >> 1) % 9;
	beam.determineCurFrame();
	beam.draw();
}

void onLevelLoad() {
	jjWeapons[WEAPON::GUN8].style = WEAPON::MISSILE;
	jjObjectPresets[OBJECT::FIREBALLBULLET].behavior = GrapplingBeam;
	jjObjectPresets[OBJECT::FIREBALLBULLET].special = jjObjectPresets[OBJECT::FIREBALLBULLET].determineCurAnim(ANIM::PICKUPS, 85);
	jjObjectPresets[OBJECT::FIREBALLBULLETPU].behavior = GrapplingBeam;
	jjObjectPresets[OBJECT::FIREBALLBULLETPU].special = jjObjectPresets[OBJECT::FIREBALLBULLETPU].determineCurAnim(ANIM::WITCH, 3);
}

void onPlayer(jjPLAYER@ p) {
	p.ammo[8] = 3;
}