XlsFormat - arrow drawing

ASCOfficeXlsFile2/source/XlsXlsxConverter/XlsConverter.cpp

@@ -1294,6 +1294,30 @@ void XlsConverter::convert_line_style(std::vector<ODRAW::OfficeArtFOPTEPtr> & pr
 			{
 				xlsx_context->get_drawing_context().set_line_dash(props[i]->op);
 			}break;
+        	case NSOfficeDrawing::lineStartArrowhead:
+			{
+				xlsx_context->get_drawing_context().set_arrow_start(props[i]->op);
+			}break;
+        	case NSOfficeDrawing::lineEndArrowhead:
+			{
+				xlsx_context->get_drawing_context().set_arrow_end(props[i]->op);
+			}break;
+        	case NSOfficeDrawing::lineStartArrowWidth:
+			{
+				xlsx_context->get_drawing_context().set_arrow_start_width(props[i]->op);
+			}break;
+        	case NSOfficeDrawing::lineStartArrowLength:
+			{
+				xlsx_context->get_drawing_context().set_arrow_start_length(props[i]->op);
+			}break;
+        	case NSOfficeDrawing::lineEndArrowWidth:
+			{
+				xlsx_context->get_drawing_context().set_arrow_end_width(props[i]->op);
+			}break;
+        	case NSOfficeDrawing::lineEndArrowLength:
+			{
+				xlsx_context->get_drawing_context().set_arrow_end_length(props[i]->op);
+			}break;
 			case NSOfficeDrawing::lineBoolean:
 			{
 				ODRAW::LineStyleBooleanProperties * bools = (ODRAW::LineStyleBooleanProperties *)(props[i].get());
@@ -1301,6 +1325,11 @@ void XlsConverter::convert_line_style(std::vector<ODRAW::OfficeArtFOPTEPtr> & pr
 				{
 					if (bools->fUsefLine && bools->fLine == false) 
 						xlsx_context->get_drawing_context().set_line_type(5); //no line
+
+					if (bools->fUsefArrowheadsOK && bools->fArrowheadsOK)
+					{
+						xlsx_context->get_drawing_context().set_line_arrow(true);
+					}
 				}
 			}break;
 		}

ASCOfficeXlsFile2/source/XlsXlsxConverter/xlsx_drawing_context.cpp

@@ -1405,6 +1405,43 @@ void xlsx_drawing_context::serialize_line(std::wostream & stream, _drawing_state
 				case lineDashDotDot:CP_XML_ATTR(L"val", L"lgDashDotDot"); break;
 				}
 			}
+			if (line.arrow.enabled)
+			{
+				serialize_arrow(CP_XML_STREAM(), L"a:headEnd", line.arrow.start, line.arrow.start_width, line.arrow.start_length);
+
+				serialize_arrow(CP_XML_STREAM(), L"a:tailEnd", line.arrow.end, line.arrow.end_width, line.arrow.end_length);
+			}
+		}
+	}
+}
+void xlsx_drawing_context::serialize_arrow(std::wostream & stream, std::wstring name, int type, int width, int length)
+{
+	if (type < 1) return;
+
+	CP_XML_WRITER(stream)    
+	{
+		CP_XML_NODE(name)
+		{
+			switch(type)
+			{
+				case 1:	CP_XML_ATTR(L"type", L"triangle");	break;
+				case 2:	CP_XML_ATTR(L"type", L"stealth");	break;
+				case 3:	CP_XML_ATTR(L"type", L"diamond");	break;
+				case 4:	CP_XML_ATTR(L"type", L"oval");		break;
+				case 5:	CP_XML_ATTR(L"type", L"arrow");		break;
+			}
+			switch(width)
+			{
+				case 1:	CP_XML_ATTR(L"w", L"lg");	break;
+				case 2:	CP_XML_ATTR(L"w", L"med");	break;
+				case 3:	CP_XML_ATTR(L"w", L"sm");	break;
+			}
+			switch(length)
+			{
+				case 1:	CP_XML_ATTR(L"len", L"lg");	break;
+				case 2:	CP_XML_ATTR(L"len", L"med");break;
+				case 3:	CP_XML_ATTR(L"len", L"sm");	break;
+			}			
 		}
 	}
 }
@@ -1747,6 +1784,49 @@ void xlsx_drawing_context::set_line_width (int val)
 
 	current_drawing_states->back()->line.width = val;
 }
+
+void xlsx_drawing_context::set_line_arrow(bool val)
+{
+	if (current_drawing_states == NULL) return;	
+
+	current_drawing_states->back()->line.arrow.enabled = val;
+}
+void xlsx_drawing_context::set_arrow_start (int val)
+{
+	if (current_drawing_states == NULL) return;	
+
+	current_drawing_states->back()->line.arrow.start = val;
+}
+void xlsx_drawing_context::set_arrow_end (int val)
+{
+	if (current_drawing_states == NULL) return;	
+
+	current_drawing_states->back()->line.arrow.end = val;
+}
+void xlsx_drawing_context::set_arrow_start_width (int val)
+{
+	if (current_drawing_states == NULL) return;	
+
+	current_drawing_states->back()->line.arrow.start_width = val;
+}
+void xlsx_drawing_context::set_arrow_end_width (int val)
+{
+	if (current_drawing_states == NULL) return;	
+
+	current_drawing_states->back()->line.arrow.end_width = val;
+}
+void xlsx_drawing_context::set_arrow_start_length (int val)
+{
+	if (current_drawing_states == NULL) return;	
+
+	current_drawing_states->back()->line.arrow.start_length = val;
+}
+void xlsx_drawing_context::set_arrow_end_length (int val)
+{
+	if (current_drawing_states == NULL) return;	
+
+	current_drawing_states->back()->line.arrow.end_length = val;
+}
 //----------------------------------------------------------------------
 void xlsx_drawing_context::set_fill_old_version (_UINT32 val)
 {

ASCOfficeXlsFile2/source/XlsXlsxConverter/xlsx_drawing_context.h

@@ -246,14 +246,26 @@ public:
 
 		std::vector<std::pair<double, _color>> colorsPosition;
 	}fill;
-
+	struct _arrow
+	{
+		_arrow() { enabled = false; start = end = 0; start_length = end_length = end_width = start_width = 2;}
+		
+		bool	enabled;
+		int		start;
+		int		end;
+		int		start_width;
+		int		end_width;
+		int		start_length;
+		int		end_length;
+	};
 	struct _line
 	{
-		_line() { fill.color.SetRGB(0, 0, 0); width = 0;}
+		_line() { fill.color.SetRGB(0, 0, 0); width = 0; }
 		std::wstring	style;
         int             width;
 		_line_typeDash	typeDash;
 		_fill			fill;
+		_arrow			arrow;
 	}line;	
 //for group
 	std::vector<_drawing_state_ptr>		drawing_states;
@@ -311,13 +323,19 @@ public:
 		void add_fill_colors		(double position, int index, int type);		
 		void set_fill_focus			(int val);
 
-
 		void set_line_color			(int nColor, const std::wstring & color);
 		void set_line_color			(int index, int type);
         void set_line_type			(int val);
         void set_line_style			(int val);
         void set_line_width			(int val);
 		void set_line_dash			(int val);
+		void set_line_arrow			(bool val);
+		void set_arrow_start		(int val);
+		void set_arrow_end			(int val);
+		void set_arrow_start_width	(int val);
+		void set_arrow_end_width	(int val);
+		void set_arrow_start_length	(int val);
+		void set_arrow_end_length	(int val);
 
 		void set_fill_old_version	(_UINT32 val);
 		void set_line_old_version	(_UINT32 val);
@@ -331,7 +349,6 @@ public:
         void set_properties			(const std::wstring & str);
         void set_hyperlink			(const std::wstring & link, const std::wstring & display, bool is_external);
 
-
 		void set_text				(const std::wstring & text);
 		void set_text_wrap			(int val);
 		void set_text_align			(int val);
@@ -401,6 +418,8 @@ private:
 	void serialize_text			(std::wostream & stream, _drawing_state_ptr & drawing_state);
 	void serialize_color		(std::wostream & stream, const _color &color, double opacity = 0);
 
+	void serialize_arrow		(std::wostream & stream, std::wstring name, int type, int width, int length);
+
 	bool ChangeBlack2ColorImage(std::wstring sRgbColor1, std::wstring sRgbColor2, _drawing_state_ptr & drawing_state);
 	_color CorrectSysColor(int nColorCode, _drawing_state_ptr & drawing_state);