fontstash: document all functions (#13969)

vlib/fontstash/fontstash_enums.v

@@ -0,0 +1,29 @@
+module fontstash
+
+pub enum FonsFlags {
+	top_left = 1
+	bottom_left = 2
+}
+
+pub enum FonsAlign {
+	// Horizontal align
+	left = 1 // Default
+	center = 2
+	right = 4
+	// Vertical align
+	top = 8
+	middle = 16
+	bottom = 32
+	baseline = 64 // Default
+}
+
+pub enum FonsErrorCode {
+	// Font atlas is full.
+	atlas_full = 1
+	// Scratch memory used to render glyphs is full, requested size reported in 'val', you may need to bump up FONS_SCRATCH_BUF_SIZE.
+	scratch_full = 2
+	// Calls to fonsPushState has created too large stack, if you need deep state stack bump up FONS_MAX_STATES.
+	states_overflow = 3
+	// Trying to pop too many states fonsPopState().
+	states_underflow = 4
+}