fixed invisible text bug

diff --git a/lib/pdf/GFXOutputDev.cc b/lib/pdf/GFXOutputDev.cc
index 46e9c26..73c94e2 100644 (file)
--- a/lib/pdf/GFXOutputDev.cc
+++ b/lib/pdf/GFXOutputDev.cc
@@ -1363,7 +1363,7 @@ void GFXOutputDev::drawChar(GfxState *state, double x, double y,
 
     // check for invisible text -- this is used by Acrobat Capture
     if (render == RENDER_INVISIBLE) {
-       col.a = 255;
+       col.a = 0;
        if(!config_extrafontdata)
            return;
     }