/* bzflag
 * Copyright (c) 1993-2017 Tim Riker
 *
 * This package is free software;  you can redistribute it and/or
 * modify it under the terms of the license found in the file
 * named COPYING that should have accompanied this file.
 *
 * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

/* FlagWarpSceneNode:
 *	Encapsulates information for rendering the little cloud
 *	that appears when a flag is coming or going.
 */

#ifndef	BZF_FLAG_WARP_SCENE_NODE_H
#define	BZF_FLAG_WARP_SCENE_NODE_H

#include "common.h"
#include "SceneNode.h"

class FlagWarpSceneNode : public SceneNode {
  public:
			FlagWarpSceneNode(const GLfloat pos[3]);
			~FlagWarpSceneNode();

    void		setSizeFraction(GLfloat);

    GLfloat		getDistance(const GLfloat*) const;
    void		move(const GLfloat pos[3]);

    void		notifyStyleChange();
    void		addRenderNodes(SceneRenderer&);

  protected:
    class FlagWarpRenderNode : public RenderNode {
      public:
			FlagWarpRenderNode(const FlagWarpSceneNode*);
			~FlagWarpRenderNode();
	void		render();
	const GLfloat*	getPosition() const { return sceneNode->getSphere(); }
      private:
	const FlagWarpSceneNode* sceneNode;
    };
    friend class FlagWarpRenderNode;

  private:
    GLfloat		size;
    OpenGLGState	gstate;
    FlagWarpRenderNode	renderNode;
    static const GLfloat color[7][3];
};

#endif // BZF_FLAG_WARP_SCENE_NODE_H

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