155 lines
4.8 KiB
Lua
155 lines
4.8 KiB
Lua
local Elements = {itable = {}}
|
|
|
|
---@param element Element
|
|
function Elements:add(element)
|
|
if not element.id then
|
|
msg.error('attempt to add element without "id" property')
|
|
return
|
|
end
|
|
|
|
if self:has(element.id) then Elements:remove(element.id) end
|
|
|
|
self.itable[#self.itable + 1] = element
|
|
self[element.id] = element
|
|
|
|
request_render()
|
|
end
|
|
|
|
function Elements:remove(idOrElement)
|
|
if not idOrElement then return end
|
|
local id = type(idOrElement) == 'table' and idOrElement.id or idOrElement
|
|
local element = Elements[id]
|
|
if element then
|
|
if not element.destroyed then element:destroy() end
|
|
element.enabled = false
|
|
self.itable = itable_remove(self.itable, self[id])
|
|
self[id] = nil
|
|
request_render()
|
|
end
|
|
end
|
|
|
|
function Elements:update_proximities()
|
|
local capture_mbtn_left = false
|
|
local capture_wheel = false
|
|
local menu_only = Elements.menu ~= nil
|
|
local mouse_leave_elements = {}
|
|
local mouse_enter_elements = {}
|
|
|
|
-- Calculates proximities and opacities for defined elements
|
|
for _, element in self:ipairs() do
|
|
if element.enabled then
|
|
local previous_proximity_raw = element.proximity_raw
|
|
|
|
-- If menu is open, all other elements have to be disabled
|
|
if menu_only then
|
|
if element.ignores_menu then
|
|
capture_mbtn_left = true
|
|
capture_wheel = true
|
|
element:update_proximity()
|
|
else
|
|
element.proximity_raw = infinity
|
|
element.proximity = 0
|
|
end
|
|
else
|
|
element:update_proximity()
|
|
end
|
|
|
|
-- Element has global forced key listeners
|
|
if element.on_global_mbtn_left_down then capture_mbtn_left = true end
|
|
if element.on_global_wheel_up or element.on_global_wheel_down then capture_wheel = true end
|
|
|
|
if element.proximity_raw == 0 then
|
|
-- Element has local forced key listeners
|
|
if element.on_mbtn_left_down then capture_mbtn_left = true end
|
|
if element.on_wheel_up or element.on_wheel_up then capture_wheel = true end
|
|
|
|
-- Mouse entered element area
|
|
if previous_proximity_raw ~= 0 then
|
|
mouse_enter_elements[#mouse_enter_elements + 1] = element
|
|
end
|
|
else
|
|
-- Mouse left element area
|
|
if previous_proximity_raw == 0 then
|
|
mouse_leave_elements[#mouse_leave_elements + 1] = element
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
-- Enable key group captures requested by elements
|
|
mp[capture_mbtn_left and 'enable_key_bindings' or 'disable_key_bindings']('mbtn_left')
|
|
mp[capture_wheel and 'enable_key_bindings' or 'disable_key_bindings']('wheel')
|
|
|
|
-- Trigger `mouse_leave` and `mouse_enter` events
|
|
for _, element in ipairs(mouse_leave_elements) do element:trigger('mouse_leave') end
|
|
for _, element in ipairs(mouse_enter_elements) do element:trigger('mouse_enter') end
|
|
end
|
|
|
|
-- Toggles passed elements' min visibilities between 0 and 1.
|
|
---@param ids string[] IDs of elements to peek.
|
|
function Elements:toggle(ids)
|
|
local has_invisible = itable_find(ids, function(id) return Elements[id] and Elements[id].min_visibility ~= 1 end)
|
|
self:set_min_visibility(has_invisible and 1 or 0, ids)
|
|
end
|
|
|
|
-- Set (animate) elements' min visibilities to passed value.
|
|
---@param visibility number 0-1 floating point.
|
|
---@param ids string[] IDs of elements to peek.
|
|
function Elements:set_min_visibility(visibility, ids)
|
|
for _, id in ipairs(ids) do
|
|
local element = Elements[id]
|
|
if element then element:tween_property('min_visibility', element.min_visibility, visibility) end
|
|
end
|
|
end
|
|
|
|
-- Flash passed elements.
|
|
---@param ids string[] IDs of elements to peek.
|
|
function Elements:flash(ids)
|
|
local elements = itable_filter(self.itable, function(element) return itable_index_of(ids, element.id) ~= nil end)
|
|
for _, element in ipairs(elements) do element:flash() end
|
|
end
|
|
|
|
---@param name string Event name.
|
|
function Elements:trigger(name, ...)
|
|
for _, element in self:ipairs() do element:trigger(name, ...) end
|
|
end
|
|
|
|
-- Trigger two events, `name` and `global_name`, depending on element-cursor proximity.
|
|
-- Disabled elements don't receive these events.
|
|
---@param name string Event name.
|
|
function Elements:proximity_trigger(name, ...)
|
|
for _, element in self:ipairs() do
|
|
if element.enabled then
|
|
if element.proximity_raw == 0 then element:trigger(name, ...) end
|
|
element:trigger('global_' .. name, ...)
|
|
end
|
|
end
|
|
end
|
|
|
|
function Elements:has(id) return self[id] ~= nil end
|
|
function Elements:ipairs() return ipairs(self.itable) end
|
|
|
|
---@param name string Event name.
|
|
function Elements:create_proximity_dispatcher(name)
|
|
return function(...) self:proximity_trigger(name, ...) end
|
|
end
|
|
|
|
mp.set_key_bindings({
|
|
{
|
|
'mbtn_left',
|
|
Elements:create_proximity_dispatcher('mbtn_left_up'),
|
|
function(...)
|
|
update_mouse_pos(nil, mp.get_property_native('mouse-pos'), true)
|
|
Elements:proximity_trigger('mbtn_left_down', ...)
|
|
end,
|
|
},
|
|
{'mbtn_left_dbl', 'ignore'},
|
|
}, 'mbtn_left', 'force')
|
|
|
|
mp.set_key_bindings({
|
|
{'wheel_up', Elements:create_proximity_dispatcher('wheel_up')},
|
|
{'wheel_down', Elements:create_proximity_dispatcher('wheel_down')},
|
|
}, 'wheel', 'force')
|
|
|
|
return Elements
|