[Decaldev-cvscommit] source: Static text now understands "\n" in the string as a line-break

[Todd D. P. <ci...@us...>]

Log Message:
-----------
Static text now understands "\n" in the string as a line-break

Modified Files:
--------------
    /cvsroot/decaldev/source/DecalControls:
        Static.cpp

Revision Data
-------------
Index: Static.cpp
===================================================================
RCS file: /cvsroot/decaldev/source/DecalControls/Static.cpp,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -d -r1.5 -r1.6
--- Static.cpp	22 Sep 2003 02:56:51 -0000	1.5
+++ Static.cpp	24 Sep 2003 01:28:48 -0000	1.6
@@ -153,21 +153,95 @@
       pPlugin->CreateFont( bstrFontName /*_bstr_t( _T( "Times New Roman" ) )*/, 14, 0, &m_pFont );
    }
 
-    SIZE Size;
-	char *token;
-	_bstr_t strText= m_strText.copy();
-	_bstr_t temp=_bstr_t("");
-
-	POINT ptText = { 0, 0 };
+    SIZE   Size;
+	char  *token;
+	POINT  ptText = { 0, 0 };
 
-	m_pFont->MeasureText(strText, &Size);
-	int height = Size.cy;
+	//_bstr_t strText= m_strText.copy();
+	//_bstr_t temp=_bstr_t("");
 
+	// Determine control size
 	RECT rcPos;
 	m_pSite->get_Position(&rcPos);
 	int nWidth = rcPos.right - rcPos.left;
 	int nHeight = rcPos.bottom - rcPos.top;
 
+	// Copy the string for parsing
+	std::string strText((const char *) m_strText);
+
+	// Determine line height
+	m_pFont->MeasureText(_bstr_t(strText.data()), &Size);
+	int height = Size.cy;
+
+	// Break it into lines (can't use strtok or we miss blank lines)
+	std::vector<_bstr_t> lines;
+	int                  nStart = 0, nEnd;
+	bool                 bDone = false;
+	while (!bDone)
+	{
+		// Get the next CR
+		nEnd = strText.find("\n", nStart);
+		if (nEnd == std::string::npos)
+		{
+			bDone = true;
+			nEnd = strText.length();
+		}
+
+		// Store the line
+		lines.push_back(strText.substr(nStart, nEnd - nStart).data());
+
+		// Move one character beyond
+		nStart = nEnd + 1;
+	}
+
+	// Loop through the lines
+	_bstr_t bstrSpace(" "), bstrEmpty("");
+	int     nIndex, nLines = lines.size();
+	for (nIndex = 0, bDone = false; !bDone && (nIndex < nLines); nIndex++)
+	{
+		// Copy the line for parsing
+		_bstr_t strLine((const char *) lines[nIndex]);
+
+		// Line to be built
+		_bstr_t strOut = bstrEmpty;
+
+		// Loop through the "words" on the line
+		for (token = ::strtok((char *) strLine, " "); !bDone && (token != NULL); token = ::strtok(NULL, " "))
+		{
+			_bstr_t bstrToken(token);
+
+			// Measure this token
+			m_pFont->MeasureText(strOut + bstrToken, &Size);
+
+			// Is this line full???
+			if (Size.cx > nWidth)
+			{
+				DrawText(&ptText, strOut, pCanvas);
+				ptText.y += height;
+
+				// Does the next line put us over the top
+				bDone = ((ptText.y + height) > nHeight) ? true : false;
+
+				// Clear the line
+				strOut = bstrEmpty;
+			}
+
+			// Store the token
+			strOut += bstrToken + bstrSpace;
+		}
+
+		// Draw as needed
+		if (!bDone) 
+		{
+			DrawText(&ptText, strOut, pCanvas);
+			ptText.y += height;
+		}
+
+		// Does the next line put us over the top
+		bDone = ((ptText.y + height) > nHeight) ? true : false;
+	}
+
+	/*
 	if(Size.cx > nWidth)
 	{
 		for( token = ::strtok( (char*)strText, " " ); token !=NULL; token = ::strtok( NULL, " " ) )
@@ -193,6 +267,7 @@
 	{
 		DrawText( &ptText, strText, pCanvas );
 	}
+	*/
 
    return S_OK;
 }