fixed that chat message gets out of the window. Closes #102

4 files changed, 34 insertions, 4 deletions

diff --git a/src/engine/client/text.cpp b/src/engine/client/text.cpp
index 0fb6b043..79f95b30 100644
--- a/src/engine/client/text.cpp
+++ b/src/engine/client/text.cpp
@@ -541,6 +541,7 @@ public:
 		int i;
 		int GotNewLine = 0;
 		float DrawX, DrawY;
+		int LineCount;
 		float CursorX, CursorY;
 		const char *pEnd;
 
@@ -590,6 +591,7 @@ public:
 			const char *pEnd = pCurrent+Length;
 			DrawX = CursorX;
 			DrawY = CursorY;
+			LineCount = pCursor->m_LineCount;
 
 			if(pCursor->m_Flags&TEXTFLAG_RENDER)
 			{
@@ -607,7 +609,7 @@ public:
 					Graphics()->SetColor(m_TextR, m_TextG, m_TextB, m_TextA);
 			}
 
-			while(pCurrent < pEnd)
+			while(pCurrent < pEnd && (pCursor->m_MaxLines < 1 || LineCount <= pCursor->m_MaxLines))
 			{
 				int NewLine = 0;
 				const char *pBatchEnd = pEnd;
@@ -666,7 +668,9 @@ public:
 						DrawY += Size;
 						DrawX = (int)(DrawX * FakeToScreenX) / FakeToScreenX; // realign
 						DrawY = (int)(DrawY * FakeToScreenY) / FakeToScreenY;
-						++pCursor->m_LineCount;
+						++LineCount;
+						if(pCursor->m_MaxLines > 0 && LineCount > pCursor->m_MaxLines)
+							break;
 						continue;
 					}
 
@@ -702,7 +706,7 @@ public:
 					GotNewLine = 1;
 					DrawX = (int)(DrawX * FakeToScreenX) / FakeToScreenX; // realign
 					DrawY = (int)(DrawY * FakeToScreenY) / FakeToScreenY;				
-					++pCursor->m_LineCount;
+					++LineCount;
 				}
 			}
 
@@ -711,6 +715,7 @@ public:
 		}
 
 		pCursor->m_X = DrawX;
+		pCursor->m_LineCount = LineCount;
 		
 		if(GotNewLine)
 			pCursor->m_Y = DrawY;
diff --git a/src/engine/textrender.h b/src/engine/textrender.h
index 6e28b1d5..4fa1ac5b 100644
--- a/src/engine/textrender.h
+++ b/src/engine/textrender.h
@@ -17,6 +17,7 @@ public:
 	int m_Flags;
 	int m_LineCount;
 	int m_CharCount;
+	int m_MaxLines;
 	
 	float m_StartX;
 	float m_StartY;
diff --git a/src/game/client/components/chat.cpp b/src/game/client/components/chat.cpp
index d0b216a5..1fcdc0cb 100644
--- a/src/game/client/components/chat.cpp
+++ b/src/game/client/components/chat.cpp
@@ -31,6 +31,8 @@ void CChat::OnReset()
 	}
 	
 	m_Show = false;
+	m_InputUpdate = false;
+	m_ChatStringOffset = 0;
 }
 
 void CChat::OnRelease()
@@ -101,7 +103,10 @@ bool CChat::OnInput(IInput::CEvent e)
 		m_pClient->OnRelease();
 	}
 	else
+	{
 		m_Input.ProcessInput(e);
+		m_InputUpdate = true;
+	}
 	
 	return true;
 }
@@ -203,6 +208,7 @@ void CChat::OnRender()
 		CTextCursor Cursor;
 		TextRender()->SetCursor(&Cursor, x, y, 8.0f, TEXTFLAG_RENDER);
 		Cursor.m_LineWidth = 200.0f;
+		Cursor.m_MaxLines = 2;
 		
 		if(m_Mode == MODE_ALL)
 			TextRender()->TextEx(&Cursor, Localize("All"), -1);
@@ -213,7 +219,23 @@ void CChat::OnRender()
 
 		TextRender()->TextEx(&Cursor, ": ", -1);
 			
-		TextRender()->TextEx(&Cursor, m_Input.GetString(), m_Input.GetCursorOffset());
+		// check if the visible text has to be moved
+		if(m_InputUpdate)
+		{
+			if(m_ChatStringOffset > m_Input.GetCursorOffset())
+				--m_ChatStringOffset;
+			else
+			{
+				CTextCursor Temp = Cursor;
+				Temp.m_Flags = 0;
+				TextRender()->TextEx(&Temp, m_Input.GetString()+m_ChatStringOffset, m_Input.GetCursorOffset()-m_ChatStringOffset);
+				TextRender()->TextEx(&Temp, "|", -1);
+				if(Temp.m_LineCount > 2)
+					++m_ChatStringOffset;
+			}
+		}
+
+		TextRender()->TextEx(&Cursor, m_Input.GetString()+m_ChatStringOffset, m_Input.GetCursorOffset()-m_ChatStringOffset);
 		CTextCursor Marker = Cursor;
 		TextRender()->TextEx(&Marker, "|", -1);
 		TextRender()->TextEx(&Cursor, m_Input.GetString()+m_Input.GetCursorOffset(), -1);
diff --git a/src/game/client/components/chat.h b/src/game/client/components/chat.h
index c1867c00..85aca296 100644
--- a/src/game/client/components/chat.h
+++ b/src/game/client/components/chat.h
@@ -35,6 +35,8 @@ class CChat : public CComponent
 
 	int m_Mode;
 	bool m_Show;
+	bool m_InputUpdate;
+	int m_ChatStringOffset;
 	
 	static void ConSay(IConsole::IResult *pResult, void *pUserData);
 	static void ConSayTeam(IConsole::IResult *pResult, void *pUserData);