...

1 files changed, 11 insertions, 3 deletions

diff --git a/include/cru/platform/exception.hpp b/include/cru/platform/exception.hpp
index ad6827c0..1774b12c 100644
--- a/include/cru/platform/exception.hpp
+++ b/include/cru/platform/exception.hpp
@@ -9,10 +9,18 @@ class PlatformException : public std::runtime_error {
   using runtime_error::runtime_error;  // inherit constructors
 };
 
-// This exception is throwed when a resource has been disposed and not usable
+// This exception is thrown when a resource is used on another platform.
+// Of course, you can't mix resources of two different platform.
+// For example, Win32 Brush (may add in the future) with Direct Painter.
+class UnsupportPlatformException : public std::runtime_error {
+ public:
+  using runtime_error::runtime_error;  // inherit constructors
+};
+
+// This exception is thrown when a resource has been disposed and not usable
 // again.
-// For example, calling Build twice on a GeometryBuilder::Build will lead to this
-// exception.
+// For example, calling Build twice on a GeometryBuilder::Build will lead to
+// this exception.
 class ReuseException : public std::runtime_error {
  public:
   using runtime_error::runtime_error;  // inherit constructors