ShapeViewerのカメラをマウスで動かしたい！そんなあなたに。 fk_ShapeViewerのprivateメンバをprotectedメンバに変更する必要あり。 まだ作りかけ。 メタセコのようなロクロ操作をするには縦の回転をどうすりゃいいんじゃろね。

TAK_ShapeViewer.hxx

#ifndef __TAK_SHAPEVIEWER_H__
#define __TAK_SHAPEVIEWER_H__

#include <FK/FK.h>

class TAK_ShapeViewer : public fk_ShapeViewer
{
  public:
		TAK_ShapeViewer(int w = 300, int h = 300);
	virtual	~TAK_ShapeViewer(void);

	bool	draw(void);
};


TAK_ShapeViewer::TAK_ShapeViewer(int w, int h) :
  fk_ShapeViewer(w, h)
{
	return;
}

TAK_ShapeViewer::~TAK_ShapeViewer(void)
{
	return;
}

void	TAK_ShapeViewer::init(void)
{
	return;
}

bool	TAK_ShapeViewer::draw(void)
{
	bool result = fk_ShapeViewer::draw();

	if(!result)
		return false;

	fk_Window *win = this->viewWin;

	if(win->getMouseStatus(FK_MOUSE3))
	{
		int mX, mY;

		this->moveFlag = true;
		double oldX = this->mouseX;
		double oldY = this->mouseY;
		
		this->viewWin->getMousePosition(&mX, &mY);

		double tX, tY;
		tX = mX - oldX;
		tY = mY - oldY;

		if(tX > 0)
			this->setHead(this->getHead() - 0.1);
		else if(tX < 0)
			this->setHead(this->getHead() + 0.1);

		this->mouseX = mX;
		this->mouseY = mY;
	}
	
	int delta = win->getMouseWheelStatus();

	if(delta > 0)
		this->setScale(this->getScale() * 1.5);
	else if(delta < 0)
		this->setScale(this->getScale() / 1.5);

	return result;
}

#endif