initial commit: wip

module.c

@@ -0,0 +1,27 @@
+#include "module.h"
+#include <stdlib.h>
+
+struct module_expose_context
+module_default_begin_expose(const struct module *mod, cairo_t *cr)
+{
+    struct exposable *e = mod->content(mod);
+    return (struct module_expose_context){
+        .exposable = e,
+        .width = e->begin_expose(e, cr),
+    };
+}
+
+void
+module_default_expose(const struct module *mod,
+                      const struct module_expose_context *ctx, cairo_t *cr,
+                      int x, int y, int height)
+{
+    ctx->exposable->expose(ctx->exposable, cr, x, y, height);
+}
+
+void
+module_default_end_expose(const struct module *mod,
+                          struct module_expose_context *ctx)
+{
+    ctx->exposable->destroy(ctx->exposable);
+}