Initial

mdiwin/SPACIAL.HPP

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+#ifndef _SPACIAL_HPP_
+#define _SPACIAL_HPP_
+//#include <stdio.h>
+#include <common/windows.hpp>
+//#include <mdiwin/main.hpp>
+//#include <mdiwin/types.hpp>
+#include <mdiwin/cache.hpp>
+#include <mdiwin/byte.hpp>
+#include <mdiwin/rgb.hpp>
+
+class SpacialTransform
+{
+public:
+	SpacialTransform(HPALETTE hPalette,UHUGE *hpImage,WORD width,WORD height,WORD sizeFactor);
+	virtual ~SpacialTransform();
+	HGLOBAL resizeImage(void);
+	void cancelThread(void);
+	WORD isCancelled(void)const;
+private:
+	enum {MaxColors=256};
+	UINT nextPixel(void);
+	void putPixel(void);
+	void loadPaletteEntries(void);
+	void processTransform(void);
+
+	LONG mRedAccumulator;
+	LONG mGreenAccumulator;
+	LONG mBlueAccumulator;
+	WORD mSizeFactor;            
+	WORD mInverseFactor;         
+	UINT mInSegment;             
+	UINT mOutSegment;            
+	LONG mSrcWidth;
+	LONG mSrcHeight;
+	LONG mSrcExtent;
+	LONG mDstWidth;
+	LONG mDstHeight;
+	LONG mDstExtent;
+	LONG mCurrentRed;
+	LONG mCurrentGreen;
+	LONG mCurrentBlue;
+	LONG mNextRed;
+	LONG mNextGreen;
+	LONG mNextBlue;
+	LONG mNextPixelIndex;
+	LONG mNextDestinationIndex;
+	HGLOBAL mhGlobal;
+	UHUGE *mhpImage;
+	UHUGE *mhpDestinationImage;
+	HPALETTE mhPalette;
+	PALETTEENTRY mPaletteData[MaxColors];
+	WORD mIsInThread;
+	Cache<RGBStruct,Byte,175> mSimpleCache;
+};
+
+inline
+void SpacialTransform::loadPaletteEntries(void)
+{
+	::GetPaletteEntries(mhPalette,0,MaxColors,(PALETTEENTRY FAR *)&mPaletteData);
+}
+
+inline
+void SpacialTransform::cancelThread(void)
+{
+	mIsInThread=FALSE;
+}
+
+inline
+WORD SpacialTransform::isCancelled(void)const
+{
+	return !mIsInThread;
+}
+#endif