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sokoban.love
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Kartik K. Agaram 2022-05-19 22:58:04 -07:00
parent d622043284
commit e223182ad5
1 changed files with 35 additions and 35 deletions
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70
text.lua
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@ -3,41 +3,6 @@ Text = {}
local utf8 = require 'utf8'
function Text.compute_fragments(line, line_width)
line.fragments = {}
local x = 25
-- try to wrap at word boundaries
for frag in line.data:gmatch('%S*%s*') do
local frag_text = love.graphics.newText(love.graphics.getFont(), frag)
local frag_width = math.floor(frag_text:getWidth()*Zoom)
--? print('x: '..tostring(x)..'; '..tostring(line_width-x)..'px to go')
--? print('frag: ^'..frag..'$ is '..tostring(frag_width)..'px wide')
if x + frag_width > line_width then
while x + frag_width > line_width do
if x < 0.8*line_width then
-- long word; chop it at some letter
-- We're not going to reimplement TeX here.
local b = Text.nearest_cursor_pos(frag, line_width - x)
--? print('space for '..tostring(b)..' graphemes')
local frag1 = string.sub(frag, 1, b)
local frag1_text = love.graphics.newText(love.graphics.getFont(), frag1)
local frag1_width = math.floor(frag1_text:getWidth()*Zoom)
--? print('inserting '..frag1..' of width '..tostring(frag1_width)..'px')
table.insert(line.fragments, {data=frag1, text=frag1_text})
frag = string.sub(frag, b+1)
frag_text = love.graphics.newText(love.graphics.getFont(), frag)
frag_width = math.floor(frag_text:getWidth()*Zoom)
end
x = 25 -- new line
end
end
if #frag > 0 then
--? print('inserting '..frag..' of width '..tostring(frag_width)..'px')
table.insert(line.fragments, {data=frag, text=frag_text})
end
end
end
function Text.draw(line, line_width, line_index, cursor_line, cursor_pos)
love.graphics.setColor(0,0,0)
-- wrap long lines
@ -89,6 +54,41 @@ end
-- short words break on spaces
-- long words break when they must
function Text.compute_fragments(line, line_width)
line.fragments = {}
local x = 25
-- try to wrap at word boundaries
for frag in line.data:gmatch('%S*%s*') do
local frag_text = love.graphics.newText(love.graphics.getFont(), frag)
local frag_width = math.floor(frag_text:getWidth()*Zoom)
--? print('x: '..tostring(x)..'; '..tostring(line_width-x)..'px to go')
--? print('frag: ^'..frag..'$ is '..tostring(frag_width)..'px wide')
if x + frag_width > line_width then
while x + frag_width > line_width do
if x < 0.8*line_width then
-- long word; chop it at some letter
-- We're not going to reimplement TeX here.
local b = Text.nearest_cursor_pos(frag, line_width - x)
--? print('space for '..tostring(b)..' graphemes')
local frag1 = string.sub(frag, 1, b)
local frag1_text = love.graphics.newText(love.graphics.getFont(), frag1)
local frag1_width = math.floor(frag1_text:getWidth()*Zoom)
--? print('inserting '..frag1..' of width '..tostring(frag1_width)..'px')
table.insert(line.fragments, {data=frag1, text=frag1_text})
frag = string.sub(frag, b+1)
frag_text = love.graphics.newText(love.graphics.getFont(), frag)
frag_width = math.floor(frag_text:getWidth()*Zoom)
end
x = 25 -- new line
end
end
if #frag > 0 then
--? print('inserting '..frag..' of width '..tostring(frag_width)..'px')
table.insert(line.fragments, {data=frag, text=frag_text})
end
end
end
function love.textinput(t)
if love.mouse.isDown('1') then return end
if Lines[Cursor_line].mode == 'drawing' then return end