--telestrator.lua by yoyo
local points = {}
local joints = {}
local is_telestrating = false
local color = {{r = 0, g = 0, b = 0}, {r = 1, g = 1, b = 1}} --2 rgb arrays, part of the double color quick switch thing, one starts as black and the other as white
local current_color = 1 --1 or 2, used as keys on the color array
local mouse = {x = -1, y = -1}
local is_drawing = false
local is_changing_color = false --specific var names yay
local dragging_slider = "none"
local sliders = {{r = {x = 0, y = 0}, g = {x = 0, y = 35}, b = {x = 0, y = 70}}, {r = {x = 255, y = 0}, g = {x = 255, y = 35}, b = {x = 255, y = 70}}}
local mode = false --false for drawing mode, true for joint selection mode (boolean because I'm lazy)
local help_menu = true
local dragging_joint = false --true if you're resizing a joint circle
local function draw_rounded_quad(x, y, width, height, cornerRadius) --thanks lapsus - sdk/draw_rounded_quad.lua
draw_disk(x + cornerRadius, y + cornerRadius, 0, cornerRadius, 32, 1, -90, -90, 0)
draw_quad((x + cornerRadius), y, (width - cornerRadius * 2), height)
draw_disk(x + (width - cornerRadius), y + cornerRadius, 0, cornerRadius, 32, 1, 180, -90, 0)
draw_quad(x, (y + cornerRadius), cornerRadius, (height - cornerRadius * 2))
draw_quad((x + (width - cornerRadius)), (y + cornerRadius), cornerRadius, (height - cornerRadius * 2))
draw_disk(x + cornerRadius, y + cornerRadius + (height - cornerRadius * 2), 0, cornerRadius, 32, 1, 0, -90, 0)
draw_disk(x + (width - cornerRadius), y + cornerRadius + (height - cornerRadius * 2), 0, cornerRadius, 32, 1, 0, 90, 0)
end
local function position_between(pos_x, pos_y, left_x, top_y, right_x, bottom_y)
if pos_x >= left_x and pos_x <= right_x and pos_y >= top_y and pos_y <= bottom_y then
return true
end
return false
end
local function key_down(k)
if (k == 303 or k == 304) and help_menu then --right shift, left shift
help_menu = false
end
if is_telestrating then
if k == 307 or k == 308 then --alt gr, alt
is_changing_color = not is_changing_color
is_drawing = false
dragging_joint = false
end
if k == 32 then --spacebar
points = {}
joints = {}
is_drawing = false
dragging_joint = false
end
if k == 305 or k == 306 then --right ctrl, left ctrl
mode = not mode
is_drawing = false
dragging_joint = false
end
if k == 122 then --z
if mode then
table.remove(joints)
else
table.remove(points)
end
is_drawing = false
dragging_joint = false
end
return 1
end
end
local function key_up()
if is_telestrating then
return 1
end
end
local function mouse_down(b, x, y)
mouse.x, mouse.y = x, y
if b == 4 then
is_telestrating = true
elseif b == 5 then
is_telestrating = false
is_drawing = false
dragging_joint = false
points = {}
joints = {}
end
if is_telestrating then
if is_changing_color then
for key, value in pairs(sliders[current_color]) do
if position_between(mouse.x, mouse.y, 104 + value.x, 105 + value.y, 106 + value.x, 135 + value.y) then
dragging_slider = key
elseif position_between(mouse.x, mouse.y, 105, 105 + value.y, 361, 135 + value.y) then
sliders[current_color][key].x = mouse.x - 105
end
end
elseif b == 1 then
if mode then
table.insert(joints, {x = x, y = y, radius = 5, color = {r = color[current_color].r, g = color[current_color].g, b = color[current_color].b}}) --joints had to be simpler because of a few technical issues
dragging_joint = true
else
is_drawing = true
table.insert(points, {x = x, y = y, line = false, color = {r = color[current_color].r, g = color[current_color].g, b = color[current_color].b}}) --I'd use color = color, but for some reason the color picker changes ALL points' color when using that
end
end
return 1
end
end
local function mouse_up(b, x, y)
mouse.x, mouse.y = x, y
if is_telestrating then
if is_changing_color then
dragging_slider = "none"
else
if b == 1 then
dragging_joint = false
is_drawing = false
end
end
if b == 2 then
current_color = 3 - current_color
end
return 1
end
end
local function mouse_move(x, y)
mouse.x, mouse.y = x, y
if is_telestrating then
if is_drawing then
table.insert(points, {x = x, y = y, line = true, color = {r = color[current_color].r, g = color[current_color].g, b = color[current_color].b}})
end
if is_changing_color and dragging_slider ~= "none" then
sliders[current_color][dragging_slider].x = mouse.x - 105
if sliders[current_color][dragging_slider].x < 0 then
sliders[current_color][dragging_slider].x = 0
elseif sliders[current_color][dragging_slider].x > 255 then
sliders[current_color][dragging_slider].x = 255
end
end
if dragging_joint and math.sqrt(((x - joints[#joints].x) ^ 2) + ((y - joints[#joints].y) ^ 2)) >= 5 then
joints[#joints].radius = math.sqrt(((x - joints[#joints].x) ^ 2) + ((y - joints[#joints].y) ^ 2))
end
end
end
local function draw_2d()
if is_telestrating then
for i = 1, #points do
set_color(points[i].color.r, points[i].color.g, points[i].color.b, 1)
draw_disk(points[i].x, points[i].y, 0, 5, 90, 1, 0, 360, 0)
if i ~= 1 and points[i].line then
draw_line(points[i].x, points[i].y, points[i-1].x, points[i-1].y, 10)
end
end
for i = 1, #joints do
set_color(joints[i].color.r, joints[i].color.g, joints[i].color.b, 1)
draw_disk(joints[i].x, joints[i].y, joints[i].radius, 5 + joints[i].radius, 90, 1, 0, 360, 0)
end
if is_changing_color then
set_color(0, 0, 0, 1)
draw_rounded_quad(100, 100, 266, 145, 5)
for i = 0, 255 do
set_color(1, 0, 0, i / 255)
draw_quad(105 + i, 105, 1, 30)
set_color(0, 1, 0, i / 255)
draw_quad(105 + i, 140, 1, 30)
set_color(0, 0, 1, i / 255)
draw_quad(105 + i, 175, 1, 30)
end
for key, value in pairs(sliders[current_color]) do
set_color(0.25, 0.25, 0.25, 1)
draw_quad(104 + value.x, 105 + value.y, 3, 30)
color[current_color][key] = value.x / 255
end
set_color(color[1].r, color[1].g, color[1].b, 1)
draw_quad(120, 210, 113, 30)
set_color(color[2].r, color[2].g, color[2].b, 1)
draw_quad(233, 210, 113, 30)
set_color(0.4, 0.4, 0.4, 0.7)
draw_disk(120, 225, 0, 15, 90, 1, 180, 180, 0)
draw_disk(346, 225, 0, 15, 90, 1, 0, 180, 0)
set_color(0, 0, 0, 0.7)
if current_color == 1 then
draw_disk(120, 225, 0, 10, 90, 1, 180, 180, 0)
else
draw_disk(346, 225, 0, 10, 90, 1, 0, 180, 0)
end
else
if is_drawing then
set_color(color[current_color].r + 0.2, color[current_color].g + 0.2, color[current_color].b + 0.2, 0.75)
else
set_color(color[current_color].r, color[current_color].g, color[current_color].b, 0.50)
end
if mode then
draw_disk(mouse.x, mouse.y, 5, 10, 90, 1, 0, 360, 0)
else
draw_disk(mouse.x, mouse.y, 0, 5, 90, 1, 0, 360, 0)
end
end
end
if help_menu then
set_color(0.15, 0.15, 0.15, 0.80)
draw_rounded_quad(10, 298, 470, 187, 10)
set_color(0.15, 0.15, 0.15, 0.85)
draw_rounded_quad(10, 298, 470, 30, 10)
set_color(0.75, 0.75, 0.75, 0.50)
draw_rounded_quad(15, 335, 460, 18, 9)
draw_rounded_quad(15, 360, 460, 18, 9)
draw_rounded_quad(15, 385, 460, 18, 9)
draw_rounded_quad(15, 410, 460, 18, 9)
draw_rounded_quad(15, 435, 460, 18, 9)
draw_rounded_quad(15, 460, 460, 18, 9)
set_color(0, 0, 0, 1)
draw_text("Telestrator help", 20, 300, 2)
draw_text("Spacebar to clear the screen (exiting the telestrator also works).", 20, 335, 1)
draw_text("Alt to access the color picker (click the bar or drag the sliders).", 20, 360, 1)
draw_text("Press the mousewheel to swap between the 2 selected colors.", 20, 385, 1)
draw_text("Ctrl to swap between drawing and joint selection mode.", 20, 410, 1)
draw_text("Drag mouse in joint mode to change brush size.", 20, 435, 1)
draw_text("Press z to undo last action (both modes).", 20, 460, 1)
end
end
add_hook("key_down", "y_telestrator", key_down)
add_hook("key_up", "y_telestrator", key_up)
add_hook("mouse_button_down", "y_telestrator", mouse_down)
add_hook("mouse_button_up", "y_telestrator", mouse_up)
add_hook("mouse_move", "y_telestrator", mouse_move)
add_hook("draw2d", "y_telestrator", draw_2d)
echo("^07----------------------")
echo("^07telestrator.lua by yoyo.")
echo("^07mouse wheel up/down to enter/exit telestrating mode, respectively.")
echo("^07press shift to dismiss the help menu.")
echo("^07----------------------")
