Commit last experimental bits (dated December 6th, 2013).

[graphlib.git] / simpledw / SimpleDW.h

diff --git a/simpledw/SimpleDW.h b/simpledw/SimpleDW.h
new file mode 100644 (file)
index 0000000..370d670
--- /dev/null
+++ b/simpledw/SimpleDW.h
@@ -0,0 +1,28 @@
+#ifndef SIMPLE_DW_H
+#define SIMPLE_DW_H
+
+#include <string>
+
+void drawText(int x, int y, const char *text, int flags = 0);
+void drawText(int x, int y, const std::string &text, int flags = 0);
+
+#define SDW_CHECK_ARGS(A, B, ...) SDW_CHECK_ARGS_(__VA_ARGS__, B, A)
+#define SDW_CHECK_ARGS_(a2, a1, X, ...) X
+
+#define call0()                                         \
+    simpleDW_user_main()
+
+#define call2()                                         \
+    extern int global_argc;                             \
+    extern char **global_argv;                          \
+    simpleDW_user_main(global_argc, global_argv)
+
+#define main(...)                                         \
+    simpleDW_user_main(__VA_ARGS__);                      \
+    void simpleDW_user_main_wrapper()                     \
+    {                                                     \
+        SDW_CHECK_ARGS(call0(), call2(), __VA_ARGS__);    \
+    }                                                     \
+    int simpleDW_user_main(__VA_ARGS__)
+
+#endif // !SIMPLE_DW_H