From aed5f3ba043581dd314cda76c427405d8080b27f Mon Sep 17 00:00:00 2001
From: Lu Wang <coolwanglu@gmail.com>
Date: Tue, 4 Sep 2012 12:54:47 +0800
Subject: [PATCH] clean code

---
 src/HTMLRenderer/text.cc | 13 +++++--------
 1 file changed, 5 insertions(+), 8 deletions(-)

diff --git a/src/HTMLRenderer/text.cc b/src/HTMLRenderer/text.cc
index 5f0aea3..931f585 100644
--- a/src/HTMLRenderer/text.cc
+++ b/src/HTMLRenderer/text.cc
@@ -394,11 +394,6 @@ void HTMLRenderer::drawString(GfxState * state, GooString * s)
     CharCode code;
     Unicode *u = nullptr;
 
-    double fs = state->getFontSize();
-    double cs = state->getCharSpace();
-    double ws = state->getWordSpace();
-    double hs = state->getHorizScaling();
-
     while (len > 0) {
         auto n = font->getNextChar(p, len, &code, &u, &uLen, &dx1, &dy1, &ox, &oy);
         
@@ -423,15 +418,17 @@ void HTMLRenderer::drawString(GfxState * state, GooString * s)
         len -= n;
     }
 
+    double hs = state->getHorizScaling();
+
     // horiz_scaling is merged into ctm now, 
     // so the coordinate system is ugly
-    dx = (dx * fs + nChars * cs + nSpaces * ws) * hs;
+    dx = (dx * cur_font_size + nChars * cur_letter_space + nSpaces * cur_word_space) * hs;
     
-    dy *= fs;
+    dy *= cur_font_size;
 
     cur_tx += dx;
     cur_ty += dy;
         
-    draw_tx += dx + dxerr * state->getFontSize() * state->getHorizScaling();
+    draw_tx += dx + dxerr * cur_font_size * hs;
     draw_ty += dy;
 }