Support for right-to-left fonts. Set (rtl #t) in

[supertux.git] / src / video / font.cpp

diff --git a/src/video/font.cpp b/src/video/font.cpp
index bc51c7e..90b32af 100644 (file)
--- a/src/video/font.cpp
+++ b/src/video/font.cpp
@@ -64,6 +64,7 @@ Font::Font(GlyphWidth glyph_width_,
   char_height(),
   shadowsize(shadowsize_),
   border(0),
+  rtl(false),
   glyphs(65536)
 {
   for(unsigned int i=0; i<65536;i++) glyphs[i].surface_idx = -1;
@@ -74,9 +75,9 @@ Font::Font(GlyphWidth glyph_width_,
   // scan for prefix-filename in addons search path
   char **rc = PHYSFS_enumerateFiles(fontdir.c_str());
   for (char **i = rc; *i != NULL; i++) {
-    std::string filename(*i);
-    if( filename.rfind(fontname) != std::string::npos ) {
-      loadFontFile(fontdir + filename);
+    std::string filename_(*i);
+    if( filename_.rfind(fontname) != std::string::npos ) {
+      loadFontFile(fontdir + filename_);
     }
   }
   PHYSFS_freeList(rc);
@@ -109,6 +110,7 @@ Font::loadFontFile(const std::string &filename)
   }
 
   config_l->get("glyph-border", border);
+  config_l->get("rtl", rtl);
 
   lisp::ListIterator iter(config_l);
   while(iter.next()) {
@@ -164,7 +166,7 @@ Font::loadFontSurface(
   const std::string &glyphimage,
   const std::string &shadowimage,
   const std::vector<std::string> &chars,
-  GlyphWidth glyph_width,
+  GlyphWidth glyph_width_,
   int char_width
   )
 {
@@ -180,7 +182,7 @@ Font::loadFontSurface(
 
   SDL_Surface *surface = NULL;
 
-  if( glyph_width == VARIABLE ) {
+  if( glyph_width_ == VARIABLE ) {
     //this does not work:
     // surface = ((SDL::Texture *)glyph_surface.get_texture())->get_texture();
     surface = IMG_Load_RW(get_physfs_SDLRWops("images/engine/fonts/"+glyphimage), 1);
@@ -202,7 +204,7 @@ Font::loadFontSurface(
       Glyph glyph;
       glyph.surface_idx   = surface_idx;
 
-      if( glyph_width == FIXED )
+      if( glyph_width_ == FIXED || isdigit(*chr) )
       {
         glyph.rect    = Rectf(x, y, x + char_width, y + char_height);
         glyph.offset  = Vector(0, 0);
@@ -394,10 +396,10 @@ Font::draw_text(Renderer *renderer, const std::string& text, const Vector& pos,
                 DrawingEffect drawing_effect, Color color, float alpha) const
 {
   if(shadowsize > 0)
-    draw_chars(renderer, false, text,
+    draw_chars(renderer, false, rtl ? std::string(text.rbegin(), text.rend()) : text,
                pos + Vector(shadowsize, shadowsize), drawing_effect, Color(1,1,1), alpha);
 
-  draw_chars(renderer, true, text, pos, drawing_effect, color, alpha);
+  draw_chars(renderer, true, rtl ? std::string(text.rbegin(), text.rend()) : text, pos, drawing_effect, color, alpha);
 }
 
 void