Added support for TTC and dfont format true type fonts. More robust font selection on Windows

--HG--
branch : nuklear_ui

1 files changed, 44 insertions, 0 deletions

diff --git a/nuklear_ui/sfnt.h b/nuklear_ui/sfnt.h
new file mode 100644
index 0000000..010a147
--- /dev/null
+++ b/nuklear_ui/sfnt.h
@@ -0,0 +1,44 @@
+#ifndef SFNT_H_
+#define SFNT_H_
+
+#include <stdint.h>
+enum {
+	CONTAINER_TTF,
+	CONTAINER_TTC,
+	CONTAINER_DFONT
+};
+
+enum {
+	SFNT_COPYRIGHT,
+	SFNT_FAMILY,
+	SFNT_SUBFAMILY,
+	SFNT_SUBFAMILY_UNIQUE,
+	SFNT_FULL_NAME,
+	SFNT_VERSION,
+	SFNT_POSTSCRIPT,
+	//TODO: add the rest of the name IDs
+};
+
+typedef struct sfnt_container sfnt_container;
+typedef struct {
+	uint8_t        *data;
+	sfnt_container *container;
+	uint32_t       offset;
+	uint16_t       num_entries;
+} sfnt_table;
+
+struct sfnt_container {
+	uint8_t    *blob;
+	sfnt_table *tables;
+	uint32_t   size;
+	uint8_t    num_fonts;
+	uint8_t    container_type;
+};
+
+sfnt_container *load_sfnt(uint8_t *buffer, uint32_t size);
+char *sfnt_name(sfnt_table *sfnt, uint16_t name_type);
+uint8_t *sfnt_flatten(sfnt_table *sfnt, uint32_t *size_out);
+sfnt_table *sfnt_subfamily_by_names(sfnt_container *sfnt, const char **names);
+void sfnt_free(sfnt_container *sfnt);
+
+#endif // SFNT_H_
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