imagesize.h

barcode readers [ from Image]

//
// ImageSize.h
//   Interface for getting the size of an image.
//
// Copyright (C) 2003, 2006 by Jon A. Webb (Contact via GMail; username is jonawebb)
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
// 
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
// 
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
//

#ifndef ImageSize_h
#define ImageSize_h

#include "Image.h"

#include <e32cons.h>

namespace Core
{
	class CImage;

	class IImageSize
	{
		// Lifecycle
	public:
		inline IImageSize(const CImage& image) :
			inWidth(image.iBitmap.SizeInPixels().iWidth), 
			inHeight(image.iBitmap.SizeInPixels().iHeight)
			{
				iBitmap.Duplicate(image.iBitmap.Handle());
			}

		inline IImageSize() :
			inWidth(0),
			inHeight(0)
			{}
		
		inline IImageSize(const IImageSize& other) 
		{
			iBitmap.Duplicate(other.iBitmap.Handle());
			inWidth = other.inWidth;
			inHeight = other.inHeight;
		}

		inline ~IImageSize(void) 
		{
			iBitmap.Reset();
		};

		// Operators
		inline IImageSize& operator=(const IImageSize& other) 
		{
			if (this != &other) {
				iBitmap.Reset();
				iBitmap.Duplicate(other.iBitmap.Handle());
				inWidth = other.inWidth;
				inHeight = other.inHeight;
			}
			return *this;
		}

	public:
		inline int Height() {
			return inHeight;
		}
		inline TRect Rect() { // returns size as a TRect
			return TRect(0, 0, inWidth, inHeight);
		}
		inline TSize Size() { // returns size as a TSize
			return TSize(inWidth, inHeight);
		}
		inline const Width() const {
			return inWidth;
		}
		inline friend bool operator==(const IImageSize& l, const IImageSize& r) {
			return l.inWidth == r.inWidth && l.inHeight == r.inHeight;
		}
		inline friend bool operator!=(const IImageSize& l, const IImageSize& r) {
			return ! (l == r);
		}

	private:
		// Attributes
		CFbsBitmap iBitmap;
		int inWidth;
		int inHeight;
	};

};

#endif // ImageSize_h