Merge text.love

edit.lua

@@ -15,7 +15,7 @@ require 'text'
 edit = {}
 
 -- run in both tests and a real run
-function edit.initialize_state(top, left, right, font_height, line_height)  -- currently always draws to bottom of screen
+function edit.initialize_state(top, left, right, font, font_height, line_height)  -- currently always draws to bottom of screen
   local result = {
     lines = {{data=''}},  -- array of strings
 
@@ -52,6 +52,7 @@ function edit.initialize_state(top, left, right, font_height, line_height)  -- c
     cursor_x = 0,
     cursor_y = 0,
 
+    font = font,
     font_height = font_height,
     line_height = line_height,
 
@@ -72,7 +73,7 @@ function edit.initialize_state(top, left, right, font_height, line_height)  -- c
     search_backup = nil,  -- stuff to restore when cancelling search
   }
   return result
-end  -- App.initialize_state
+end  -- edit.initialize_state
 
 function edit.check_locs(State)
   -- if State is inconsistent (i.e. file changed by some other program),
@@ -104,6 +105,7 @@ end
 
 -- return y drawn until
 function edit.draw(State)
+  love.graphics.setFont(State.font)
   App.color(Text_color)
   assert(#State.lines == #State.line_cache, ('line_cache is out of date; %d elements when it should be %d'):format(#State.line_cache, #State.lines))
   assert(Text.le1(State.screen_top1, State.cursor1), ('screen_top (line=%d,pos=%d) is below cursor (line=%d,pos=%d)'):format(State.screen_top1.line, State.screen_top1.pos, State.cursor1.line, State.cursor1.pos))
@@ -389,7 +391,7 @@ end
 
 function edit.update_font_settings(State, font_height)
   State.font_height = font_height
-  love.graphics.setFont(love.graphics.newFont(State.font_height))
+  State.font = love.graphics.newFont(State.font_height)
   State.line_height = math.floor(font_height*1.3)
 end
 
@@ -406,7 +408,8 @@ function edit.initialize_test_state()
       15,  -- top margin
       Test_margin_left,
       App.screen.width - Test_margin_right,
-      14,  -- font height assuming default LÖVE font
+      love.graphics.getFont(),
+      14,
       15)  -- line height
 end
 

main.lua

@@ -96,14 +96,14 @@ end
 
 function load_settings()
   local settings = json.decode(love.filesystem.read('config'))
-  love.graphics.setFont(love.graphics.newFont(settings.font_height))
+  local font = love.graphics.newFont(settings.font_height)
   -- set up desired window dimensions and make window resizable
   _, _, App.screen.flags = App.screen.size()
   App.screen.flags.resizable = true
   App.screen.width, App.screen.height = settings.width, settings.height
   App.screen.resize(App.screen.width, App.screen.height, App.screen.flags)
   set_window_position_from_settings(settings)
-  Editor_state = edit.initialize_state(Margin_top, Margin_left, App.screen.width-Margin_right, settings.font_height, math.floor(settings.font_height*1.3))
+  Editor_state = edit.initialize_state(Margin_top, Margin_left, App.screen.width-Margin_right, font, settings.font_height, math.floor(settings.font_height*1.3))
   Editor_state.filename = settings.filename
   Editor_state.screen_top1 = settings.screen_top
   Editor_state.cursor1 = settings.cursor
@@ -121,11 +121,9 @@ end
 
 function initialize_default_settings()
   local font_height = 20
-  love.graphics.setFont(love.graphics.newFont(font_height))
+  local font = love.graphics.newFont(font_height)
   initialize_window_geometry()
-  Editor_state = edit.initialize_state(Margin_top, Margin_left, App.screen.width-Margin_right)
-  Editor_state.font_height = font_height
-  Editor_state.line_height = math.floor(font_height*1.3)
+  Editor_state = edit.initialize_state(Margin_top, Margin_left, App.screen.width-Margin_right, font, font_height, math.floor(font_height*1.3))
 end
 
 function initialize_window_geometry()

reference.md

@@ -190,8 +190,8 @@ There's much more I could include here; check out [the LÖVE manual](https://lov
 The text-editor widget includes extremely thorough automated tests to give you
 early warning if you break something.
 
-* `state = edit.initialize_state(top, left, right, font_height, line_height)` --
-  returns an object that can be used to render an interactive editor widget
+* `state = edit.initialize_state(top, left, right, font, font_height, line_height)`
+  -- returns an object that can be used to render an interactive editor widget
   for text starting at `y=top` on the app window, between `x=left` and
   `x=right`. Wraps long lines at word boundaries where possible, or in the
   middle of words (no hyphenation yet) when it must.