pothi.love/0011-box_height

17 lines
603 B
Plaintext

box_height = function(node)
-- return the height of a text editor node (explicit width). The result is unscaled.
local y = 0
for i=1,#node.editor.lines do
local line = node.editor.lines[i]
if node.editor.line_cache[i] == nil then
node.editor.line_cache[i] = {}
end
node.editor.line_cache[i].fragments = nil
node.editor.line_cache[i].screen_line_starting_pos = nil
Text.populate_screen_line_starting_pos(node.editor, i)
y = y + node.editor.line_height*#node.editor.line_cache[i].screen_line_starting_pos
Text.clear_screen_line_cache(node.editor, i)
end
return y/Viewport.zoom
end