Wire the transition names through to the UI.

[nageru] / theme.cpp

diff --git a/theme.cpp b/theme.cpp
index 5a42dff65e585e51e57d9083a8b3d52775d8a5d3..28218f6d5d1cb3cdd48f8fca84b34247369017b6 100644 (file)
--- a/theme.cpp
+++ b/theme.cpp
@@ -396,6 +396,25 @@ Theme::get_chain(unsigned num, float t, unsigned width, unsigned height)
        });
 }
 
+std::vector<std::string> Theme::get_transition_names(float t)
+{
+       unique_lock<mutex> lock(m);
+       lua_getglobal(L, "get_transitions");
+       lua_pushnumber(L, t);
+       if (lua_pcall(L, 1, 1, 0) != 0) {
+               fprintf(stderr, "error running function `get_transitions': %s\n", lua_tostring(L, -1));
+               exit(1);
+       }
+
+       std::vector<std::string> ret;
+       lua_pushnil(L);
+       while (lua_next(L, -2) != 0) {
+               ret.push_back(lua_tostring(L, -1));
+               lua_pop(L, 1);
+       }
+       return ret;
+}      
+
 void Theme::connect_signal(YCbCrInput *input, int signal_num)
 {
        input->set_texture_num(0, input_textures[signal_num].tex_y);