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Rich Text example progress

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Insality
2023-02-08 21:01:37 +02:00
parent 547b10d097
commit 5e92cf5ffc
6 changed files with 4078 additions and 58 deletions
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23
druid/custom/rich_text/rich_text/richtext.lua
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@@ -62,21 +62,6 @@ local V3_ZERO = vmath.vector3(0)
---@field text_prefab Node
local function deepcopy(orig)
local orig_type = type(orig)
local copy
if orig_type == 'table' then
copy = {}
for orig_key, orig_value in next, orig, nil do
copy[deepcopy(orig_key)] = deepcopy(orig_value)
end
else -- number, string, boolean, etc
copy = orig
end
return copy
end
-- Trim spaces on string start
local function ltrim(text)
return text:match('^%s*(.*)')
@@ -161,11 +146,15 @@ local function get_text_metrics(word, previous_word, settings)
local previous_word_metrics = resource.get_text_metrics(font_resource, previous_word.text)
local union_metrics = resource.get_text_metrics(font_resource, previous_word.text .. text)
print("prev word metrics", previous_word_metrics.width, previous_word.text)
print("union", union_metrics.width, previous_word.text .. text)
print("current width", metrics.width, text)
local without_previous_width = metrics.width
metrics.width = (union_metrics.width - previous_word_metrics.width) * word_scale_x
-- Since the several characters can be ajusted to fit the space between the previous word and this word
-- For example: chars: [.,?!]
metrics.offset_x = metrics.width - without_previous_width
print("with prev word offset", metrics.offset_x, previous_word.text, text)
end
end
@@ -650,7 +639,7 @@ function M.characters(word)
-- exit early if word is a single character or empty
if word_length <= 1 then
local char = deepcopy(word)
local char = helper.deepcopy(word)
char.node, char.metrics = create_node(char, parent, font)
gui.set_pivot(char.node, pivot)
gui.set_position(char.node, gui.get_position(word.node))
@@ -664,7 +653,7 @@ function M.characters(word)
local position_x = position.x
for i = 1, word_length do
local char = deepcopy(word)
local char = helper.deepcopy(word)
chars[#chars + 1] = char
char.text = utf8.sub(word.text, i, i)
char.node, char.metrics = create_node(char, parent, font)