Separated library source code from testing code, fixing #6

[projects/chimara/chimara.git] / libchimara / resource.c

diff --git a/libchimara/resource.c b/libchimara/resource.c
new file mode 100644 (file)
index 0000000..c6b4d34
--- /dev/null
+++ b/libchimara/resource.c
@@ -0,0 +1,54 @@
+#include "resource.h"
+
+extern ChimaraGlkPrivate *glk_data;
+
+/**
+ * giblorb_set_resource_map:
+ * @file The file stream to read the resource map from
+ *
+ * This function tells the library that the file is indeed the Blorby source
+ * of all resource goodness. Whenever your program calls an image or sound
+ * function, such as glk_image_draw(), the library will search this file for
+ * the resource you request. 
+ *
+ * Do not close the stream after calling this function. The library is
+ * responsible for closing the stream at shutdown time.
+ */
+giblorb_err_t
+giblorb_set_resource_map(strid_t file)
+{
+       giblorb_map_t *newmap; /* create map allocates memory */
+       giblorb_err_t error = giblorb_create_map(file, &newmap);
+
+       if(error != giblorb_err_None) {
+               g_free(newmap);
+               return error;
+       }
+
+       /* Check if there was already an existing resource map */
+       if(glk_data->resource_map != NULL) {
+               WARNING("Overwriting existing resource map.\n");
+               giblorb_destroy_map(glk_data->resource_map);
+               glk_stream_close(glk_data->resource_file, NULL);
+       }
+
+       glk_data->resource_map = newmap;
+       glk_data->resource_file = file;
+       return giblorb_err_None;
+}
+
+/**
+ * giblorb_get_resource_map:
+ * 
+ * This function returns the current resource map being used. Returns NULL
+ * if #giblorb_set_resource_map() has not been called yet.
+ */
+giblorb_map_t*
+giblorb_get_resource_map()
+{
+       if(glk_data->resource_map == NULL) {
+               WARNING("Resource map not set yet.\n");
+       }
+
+       return glk_data->resource_map;
+}