From e332522a61fad2a6798cc83a789e337af85a8d54 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sun, 10 Dec 2017 09:21:46 +0530
Subject: [PATCH] Mark backend API in fonts.h header

---
 kitty/core_text.m | 2 +-
 kitty/fonts.h     | 8 +++++---
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/kitty/core_text.m b/kitty/core_text.m
index 2b4b5e49a..fed836a32 100644
--- a/kitty/core_text.m
+++ b/kitty/core_text.m
@@ -91,7 +91,7 @@ font_descriptor_from_python(PyObject *src) {
     return CTFontDescriptorCreateWithAttributes((CFDictionaryRef) attrs);
 }
 
-PyObject*
+static PyObject*
 coretext_all_fonts(PyObject UNUSED *_self) {
     static CTFontCollectionRef collection = NULL;
     if (collection == NULL) collection = CTFontCollectionCreateFromAvailableFonts(NULL);
diff --git a/kitty/fonts.h b/kitty/fonts.h
index cb147c8d2..3407b0cf0 100644
--- a/kitty/fonts.h
+++ b/kitty/fonts.h
@@ -13,12 +13,16 @@
 #pragma GCC diagnostic pop
 
 
+// API that font backends need to implement
 unsigned int glyph_id_for_codepoint(PyObject *, char_type);
 hb_font_t* harfbuzz_font_for_face(PyObject*);
 bool set_size_for_face(PyObject*, unsigned int, bool);
+bool render_glyphs_in_cells(PyObject *f, bool bold, bool italic, hb_glyph_info_t *info, hb_glyph_position_t *positions, unsigned int num_glyphs, pixel *canvas, unsigned int cell_width, unsigned int cell_height, unsigned int num_cells, unsigned int baseline, bool *was_colored);
+PyObject* create_fallback_face(PyObject *base_face, Cell* cell, bool bold, bool italic);
+PyObject* specialize_font_descriptor(PyObject *base_descriptor);
+
 void cell_metrics(PyObject*, unsigned int*, unsigned int*, unsigned int*, unsigned int*, unsigned int*); 
 void sprite_tracker_current_layout(unsigned int *x, unsigned int *y, unsigned int *z);
-bool render_glyphs_in_cells(PyObject *f, bool bold, bool italic, hb_glyph_info_t *info, hb_glyph_position_t *positions, unsigned int num_glyphs, pixel *canvas, unsigned int cell_width, unsigned int cell_height, unsigned int num_cells, unsigned int baseline, bool *was_colored);
 void render_alpha_mask(uint8_t *alpha_mask, pixel* dest, Region *src_rect, Region *dest_rect, size_t src_stride, size_t dest_stride);
 void render_line(Line *line);
 void sprite_tracker_set_limits(size_t max_texture_size, size_t max_array_len);
@@ -26,8 +30,6 @@ void sprite_tracker_set_layout(unsigned int cell_width, unsigned int cell_height
 typedef void (*free_extra_data_func)(void*);
 PyObject* ft_face_from_data(const uint8_t* data, size_t sz, void *extra_data, free_extra_data_func fed, PyObject *path, int hinting, int hintstyle, float);
 PyObject* ft_face_from_path_and_psname(PyObject* path, const char* psname, void *extra_data, free_extra_data_func fed, int hinting, int hintstyle, float);
-PyObject* specialize_font_descriptor(PyObject *base_descriptor);
-PyObject* create_fallback_face(PyObject *base_face, Cell* cell, bool bold, bool italic);
 PyObject* face_from_descriptor(PyObject*);
 PyObject* face_from_path(const char *path, int index);
 #ifdef __APPLE__