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Fix for missing font colors, resulting in bad memes.

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Jon Michael Aanes 2018-06-26 15:33:53 +02:00
parent 575c481ad4
commit cde02d1100
1 changed files with 14 additions and 1 deletions
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15
memes.lua
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@ -169,6 +169,8 @@ local COLOR_BLACK = imlib.color.new( 0, 0, 0)
local function draw_centered_lines (draw_onto, lines, x0, y0, width, font, font_colors)
assert(type(lines) == 'table')
assert(type(font_colors) == 'table' and #font_colors >= 1)
--
local y = y0
for i, line in ipairs(lines) do
local text_w, text_h = font:get_size(line)
@ -213,16 +215,20 @@ local function determine_font_and_lines_for_box (font_name, text, width, height)
local actual_font = load_font_of_size(font_name, min_font_size)
-- Assertions and error correction
--[[
if (#actual_lines * select(2, actual_font:get_size(text)) < height) then
io.write(' !! Performed bad fitting of text: '..text..'\n')
actual_font, actual_lines = determine_required_font_size(font_name, text, width), {text}
end
--]]
return actual_font, actual_lines
end
local function draw_centered_text_in_box (font_name, draw_onto, text, x0, y0, width, height, bg_color, font_colors)
assert(type(font_name) == 'string')
assert(type(font_name) == 'string')
assert(type(font_colors) == 'table' and #font_colors >= 1)
--
local font, lines = determine_font_and_lines_for_box(font_name, text, width, height)
--
local y = y0 + (height - #lines * select(2, font:get_size(text))) / 2
@ -248,6 +254,10 @@ local function paste_topic_onto_image (target, topic, x, y, w, h, bg_color, font
assert(target)
assert(type(topic) == 'table')
assert(type(font_name) == 'string')
if not font_color then font_color = { COLOR_BLACK } end
assert(type(font_color) == 'table' and #font_color >= 1)
-- Download and paste found image
if topic.type == 'image' then
assert(type(topic.filename) == 'string')
@ -417,6 +427,8 @@ local function generate_comparison_meme_generator (positions)
-- Paste topic onto head
for index, pos in ipairs(rand_positions) do
-- Font colors
if pos.font_color == nil then pos.font_color = COLOR_BLACK end
local font_colors = {}
if pos.font_color == COLOR_WHITE then font_colors[1] = COLOR_BLACK
elseif pos.font_color == COLOR_BLACK then font_colors[1] = COLOR_WHITE
@ -425,6 +437,7 @@ local function generate_comparison_meme_generator (positions)
-- Paste
assert(base_img, topics[index])
assert(type(font_colors) == 'table' and #font_colors >= 1)
paste_topic_onto_image(base_img, topics[index], pos.x, pos.y, pos.w, pos.h, nil, font_name, font_colors)
end