akkartik
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lines.love
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ctrl-+ and ctrl-- to adjust font size

This commit is contained in:
Kartik K. Agaram 2022-05-16 23:01:01 -07:00
parent 643e55309e
commit 680999087b
1 changed files with 12 additions and 4 deletions
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16
main.lua
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@ -53,6 +53,8 @@ function coord(n) -- pixels to parts
return math.floor(n*256/drawingw)
end
zoom = 1.5
filename = 'lines.txt'
function love.load(arg)
@ -88,7 +90,7 @@ function love.draw()
love.graphics.setColor(0, 0, 0)
local y = 0
for i,line in ipairs(lines) do
y = y+25
y = y+15*zoom
line.y = y
if line.mode == 'text' and line.data == '' then
button('draw', {x=4,y=y+4, w=12,h=12, color={1,1,0},
@ -157,7 +159,7 @@ function love.draw()
else
love.graphics.setColor(0,0,0)
local text = love.graphics.newText(love.graphics.getFont(), line.data)
love.graphics.draw(text, 25,y, 0, 1.5)
love.graphics.draw(text, 25,y, 0, zoom)
if i == cursor_line then
-- cursor
love.graphics.print('_', cursor_x(line.data, cursor_pos), y+6) -- drop the cursor down a bit to account for the increased font size
@ -200,7 +202,7 @@ function love.mousepressed(x,y, button)
for i,line in ipairs(lines) do
if line.mode == 'text' then
-- move cursor
if x >= 16 and y >= line.y and y < y+25 then
if x >= 16 and y >= line.y and y < y+15*zoom then
cursor_line = i
cursor_pos = nearest_cursor_pos(line.data, x, 1)
end
@ -595,6 +597,10 @@ function keychord_pressed(chord)
cursor_line = cursor_line+1
end
end
elseif chord == 'C-=' then
zoom = zoom+0.5
elseif chord == 'C--' then
zoom = zoom-0.5
-- shortcuts for drawings
elseif chord == 'escape' and love.mouse.isDown('1') then
local drawing = current_drawing()
@ -738,7 +744,7 @@ end
function cursor_x(line, cursor_pos)
local line_before_cursor = line:sub(1, cursor_pos-1)
local text_before_cursor = love.graphics.newText(love.graphics.getFont(), line_before_cursor)
return 25+text_before_cursor:getWidth()*1.5
return 25+text_before_cursor:getWidth()*zoom
end
function nearest_cursor_pos(line, x, hint)
@ -1089,6 +1095,8 @@ function draw_help_without_mouse_pressed(drawing)
love.graphics.print("* Press 'ctrl+g' to switch to drawing polygons", 16+30,y)
y = y+15
end
love.graphics.print("* Press 'ctrl+=' or 'ctrl+-' to zoom in or out", 16+30,y)
y = y+15
end
function draw_help_with_mouse_pressed(drawing)