From 26a2be8ba57f87fc8a5c6e5845defa5816f77329 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stephan=20A=C3=9Fmus?= <superstippi@gmx.de>
Date: Wed, 2 Nov 2005 13:14:03 +0000
Subject: [PATCH] less overhead when byte count of string is already known

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@14639 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 headers/private/servers/app/ServerFont.h | 1 +
 src/servers/app/ServerApp.cpp            | 2 +-
 src/servers/app/ServerFont.cpp           | 7 +++----
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/headers/private/servers/app/ServerFont.h b/headers/private/servers/app/ServerFont.h
index 8c4bc063c0..728b208de2 100644
--- a/headers/private/servers/app/ServerFont.h
+++ b/headers/private/servers/app/ServerFont.h
@@ -127,6 +127,7 @@ class ServerFont {
 											   BPoint offsetArray[]) const;
 			bool				GetEscapements(const char charArray[],
 											   int32 numChars,
+											   int32 numBytes,
 											   float widthArray[],
 											   escapement_delta delta) const;
 
diff --git a/src/servers/app/ServerApp.cpp b/src/servers/app/ServerApp.cpp
index 8af0b31433..12d4d1874b 100644
--- a/src/servers/app/ServerApp.cpp
+++ b/src/servers/app/ServerApp.cpp
@@ -1852,7 +1852,7 @@ ServerApp::_DispatchMessage(int32 code, BPrivate::LinkReceiver &link)
 				font.SetRotation(rotation);
 				font.SetFlags(flags);
 
-				if (font.GetEscapements(charArray, numChars, escapements, delta)) {
+				if (font.GetEscapements(charArray, numChars, numBytes, escapements, delta)) {
 					fLink.StartMessage(B_OK);
 					fLink.Attach(escapements, numChars * sizeof(float));
 				} else
diff --git a/src/servers/app/ServerFont.cpp b/src/servers/app/ServerFont.cpp
index 854a1a6d93..fa59a8c854 100644
--- a/src/servers/app/ServerFont.cpp
+++ b/src/servers/app/ServerFont.cpp
@@ -509,7 +509,7 @@ ServerFont::GetEscapements(const char charArray[], int32 numChars,
 
 // GetEscapements
 bool
-ServerFont::GetEscapements(const char charArray[], int32 numChars,
+ServerFont::GetEscapements(const char charArray[], int32 numChars, int32 numBytes,
 						   float widthArray[], escapement_delta delta) const
 {
 	if (!fStyle || !charArray || numChars <= 0)
@@ -525,7 +525,6 @@ ServerFont::GetEscapements(const char charArray[], int32 numChars,
 	// UTF8 handling...this can probably be smarter
 	// Here is what I do in the AGGTextRenderer to handle UTF8...
 	// It is probably highly inefficient, so it should be reviewed.
-	int32 numBytes = UTF8CountBytes(charArray, numChars);
 	int32 convertedLength = numBytes * 2;
 	char* convertedBuffer = new char[convertedLength];
 
@@ -631,7 +630,7 @@ ServerFont::GetBoundingBoxesForStrings(char *charArray[], int32 lengthArray[],
 	FT_Set_Char_Size(face, 0, int32(fSize * 64), 72, 72);
 
 	for (int32 i=0; i<numStrings; i++) {
-		
+		// TODO: ...
 
 	}
 
@@ -717,7 +716,7 @@ ServerFont::TruncateString(BString* inOut, uint32 mode, float width) const
 		// get the escapement of each glyph in font units
 		float* escapementArray = new float[numChars];
 		static escapement_delta delta = (escapement_delta){ 0.0, 0.0 };
-		GetEscapements(string, numChars, escapementArray, delta);
+		GetEscapements(string, numChars, length, escapementArray, delta);
 
 		truncate_string(string, mode, width, result,
 						escapementArray, fSize, ellipsisWidth, length, numChars);