Author: silene
Date: Fri Dec 24 09:07:18 2010
New Revision: 48039
URL: http://svn.gna.org/viewcvs/wesnoth?rev=48039&view=rev
Log:
Added a get_image_size function for querying the width and height of an image.
(Fix for bug #17387.)
Modified:
trunk/src/scripting/lua.cpp
Modified: trunk/src/scripting/lua.cpp
URL:
http://svn.gna.org/viewcvs/wesnoth/trunk/src/scripting/lua.cpp?rev=48039&r1=48038&r2=48039&view=diff
==============================================================================
--- trunk/src/scripting/lua.cpp (original)
+++ trunk/src/scripting/lua.cpp Fri Dec 24 09:07:18 2010
@@ -2861,6 +2861,23 @@
return 0;
}
+/**
+ * Gets the dimension of an image.
+ * - Arg 1: string.
+ * - Ret 1: width.
+ * - Ret 2: height.
+ */
+static int intf_get_image_size(lua_State *L)
+{
+ char const *m = luaL_checkstring(L, 1);
+ image::locator img(m);
+ if (!img.file_exists()) return 0;
+ surface s = get_image(img);
+ lua_pushinteger(L, s->w);
+ lua_pushinteger(L, s->h);
+ return 2;
+}
+
LuaKernel::LuaKernel(const config &cfg)
: mState(luaL_newstate()), level_(cfg)
{
@@ -2898,6 +2915,7 @@
{ "fire_event", &intf_fire_event },
{ "float_label", &intf_float_label },
{ "get_dialog_value", &intf_get_dialog_value },
+ { "get_image_size", &intf_get_image_size },
{ "get_locations", &intf_get_locations },
{ "get_map_size", &intf_get_map_size },
{ "get_recall_units", &intf_get_recall_units },
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