From 9c34d27a8bc724722e9cae203e0c455573c3d5f1 Mon Sep 17 00:00:00 2001 From: Alexander Sulfrian Date: Wed, 5 Sep 2012 18:30:34 +0200 Subject: menu: use boost::shared_mutex Use everywhere a mutable boost::shared_mutex to enable locking during const getter and the multiple reader and single writer pattern. --- src/menu/text.cpp | 19 ++++++++++++++----- 1 file changed, 14 insertions(+), 5 deletions(-) (limited to 'src/menu/text.cpp') diff --git a/src/menu/text.cpp b/src/menu/text.cpp index 88af9076..9cfc8218 100644 --- a/src/menu/text.cpp +++ b/src/menu/text.cpp @@ -69,6 +69,7 @@ namespace usdx void Text::realign(void) { + boost::shared_lock lock(font_mutex); Rectangle bbox = makeRect(font->BBox(text.c_str())); bbox.get_point1().set_y(font->Ascender()); bbox.get_point2().set_y(font->Descender()); @@ -79,7 +80,7 @@ namespace usdx { DrawableControl::draw(); - boost::mutex::scoped_lock lock(font_mutex); + boost::shared_lock lock(font_mutex); glTranslatef(offset.get_x(), offset.get_y(), 0.0f); // invert y axis, text is drawn using window orientation (origin is @@ -90,25 +91,33 @@ namespace usdx void Text::set_font_size(unsigned int value) { - boost::mutex::scoped_lock lock(font_mutex); - font->FaceSize(value); + { + boost::unique_lock lock(font_mutex); + font->FaceSize(value); + } + realign(); } unsigned int Text::get_font_size(void) const { + boost::shared_lock lock(font_mutex); return font->FaceSize(); } void Text::set_text(const std::string value) { - boost::mutex::scoped_lock lock(font_mutex); - text = value; + { + boost::unique_lock lock(font_mutex); + text = value; + } + realign(); } std::string Text::get_text(void) const { + boost::shared_lock lock(font_mutex); return text; } -- cgit v1.2.3