Initial

midiwrt/LED.CPP

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+#include <stdio.h>
+#include <midiwrt/led.hpp>
+
+void LedDisplay::paint(void)
+{
+	HBITMAP hOldBitmap;
+	HDC hDisplayDC;
+	HDC hMemDC;
+	WORD firstOffset;
+	WORD secondOffset;
+	WORD thirdOffset;
+  WORD fourthOffset;
+
+	hDisplayDC=::GetDC(mhDisplayWindow);
+	hMemDC=::CreateCompatibleDC(hDisplayDC);
+	hOldBitmap=(HBITMAP)::SelectObject(hMemDC,mhFilm);
+	positions(firstOffset,secondOffset,thirdOffset,fourthOffset);
+	::BitBlt(hDisplayDC,mWindowPoint.x(),mWindowPoint.y(),Width,Height,
+		hMemDC,0,firstOffset*Height,SRCCOPY);
+	::BitBlt(hDisplayDC,mWindowPoint.x()+Width,mWindowPoint.y(),Width,Height,
+		hMemDC,0,secondOffset*Height,SRCCOPY);
+	::BitBlt(hDisplayDC,mWindowPoint.x()+(Width*2),mWindowPoint.y(),Width,Height,
+		hMemDC,0,thirdOffset*Height,SRCCOPY);
+	::BitBlt(hDisplayDC,mWindowPoint.x()+(Width*3),mWindowPoint.y(),Width,Height,
+		hMemDC,0,fourthOffset*Height,SRCCOPY);
+	::SelectObject(hMemDC,hOldBitmap);
+	::DeleteObject(hMemDC);
+	::ReleaseDC(mhDisplayWindow,hDisplayDC);
+}
+
+void LedDisplay::positions(WORD &firstOffset,WORD &secondOffset,WORD &thirdOffset,WORD &fourthOffset)const
+{
+	String numberString;
+
+	if(mHasSpecialChar)
+	{
+		if(BlankChar==mCurrentSpecialChar)
+			firstOffset=secondOffset=thirdOffset=fourthOffset=OffsetBlankChar;
+		else
+			firstOffset=secondOffset=thirdOffset=fourthOffset=OffsetDashChar;
+	}
+	else
+  {
+	  ::sprintf(numberString,"%04d",mCurrentNumber);
+	  firstOffset=charPosition(*(numberString));
+		secondOffset=charPosition(*((char*)numberString+1));
+		thirdOffset=charPosition(*((char*)numberString+2));
+    fourthOffset=charPosition(*((char*)numberString+3));
+	}
+}
+
+