Add component instance with general methods. New component constructor

README.md

@@ -164,7 +164,7 @@ function M.init(self, template_name, node_table)
 	local button = druid:new_button(...)
 
 	-- helper can return you the component style
-	local my_style = helper.get_style(self, "component_name")
+	local my_style = self:get_style()
 end
 
 ```

druid/base/back_handler.lua

@@ -2,11 +2,10 @@
 -- @module base.back_handler
 
 local const = require("druid.const")
+local component = require("druid.system.component")
+
+local M = component.new("back_handler", { const.ON_INPUT })
 
-local M = {}
-M.interest = {
-	const.ON_INPUT
-}
 
 --- Component init function
 -- @function back_handler:init
@@ -26,7 +25,7 @@ end
 -- @tparam table action on_input action
 function M.on_input(self, action_id, action)
 	if action[const.RELEASED] then
-		self.callback(self.context, self.params)
+		self.callback(self:get_context(), self.params)
 	end
 
 	return true

druid/base/blocker.lua

@@ -3,12 +3,9 @@
 
 local const = require("druid.const")
 local helper = require("druid.helper")
+local component = require("druid.system.component")
 
-
-local M = {}
-M.interest = {
-	const.ON_SWIPE
-}
+local M = component.new("blocker", { const.ON_SWIPE })
 
 
 function M.init(self, node)

druid/base/button.lua

@@ -7,12 +7,9 @@
 
 local const = require("druid.const")
 local helper = require("druid.helper")
+local component = require("druid.system.component")
 
-local M = {}
-M.interest = {
-	const.ON_INPUT
-}
-
+local M = component.new("button", { const.ON_INPUT })
 
 --- Component init function
 -- @function button:init
@@ -24,7 +21,7 @@ M.interest = {
 -- @tparam[opt] string event Button react event, const.ACTION_TOUCH by default
 function M.init(self, node, callback, params, anim_node, event)
 	assert(callback, "Button should have callback. To block input on zone use blocker component")
-	self.style = helper.get_style(self, "BUTTON")
+	self.style = self:get_style()
 	self.node = helper.get_node(node)
 
 	self.event = const.ACTION_TOUCH
@@ -55,7 +52,7 @@ local function on_button_release(self)
 			if self.style.on_click then
 				self.style.on_click(self, self.anim_node)
 			end
-			self.callback(self.context, self.params, self)
+			self.callback(self:get_context(), self.params, self)
 		else
 			set_hover(self, false)
 		end

druid/base/checkbox.lua

@@ -2,8 +2,9 @@
 -- @module base.checkbox
 
 local helper = require("druid.helper")
+local component = require("druid.system.component")
 
-local M = {}
+local M = component.new("checkbox")
 
 
 function M.set_state(self, state, is_silence)
@@ -17,7 +18,7 @@ function M.set_state(self, state, is_silence)
 	end
 
 	if not is_silence and self.callback then
-		self.callback(self.context, state)
+		self.callback(self:get_context(), state)
 	end
 end
 
@@ -33,8 +34,8 @@ end
 
 
 function M.init(self, node, callback, click_node)
-	self.style = helper.get_style(self, "CHECKBOX")
-	self.druid = helper.get_druid(self)
+	self.style = self:get_style()
+	self.druid = self:get_druid()
 	self.node = helper.get_node(node)
 	self.click_node = helper.get_node(click_node)
 	self.callback = callback

druid/base/checkbox_group.lua

@@ -1,14 +1,14 @@
 --- Checkboux group module
 -- @module base.checkbox_group
 
-local helper = require("druid.helper")
+local component = require("druid.system.component")
 
-local M = {}
+local M = component.new("checkbox_group")
 
 
 local function on_checkbox_click(self, index)
 	if self.callback then
-		self.callback(self.context, index)
+		self.callback(self:get_context(), index)
 	end
 end
 
@@ -34,7 +34,7 @@ end
 
 
 function M.init(self, nodes, callback, click_nodes)
-	self.druid = helper.get_druid(self)
+	self.druid = self:get_druid()
 	self.checkboxes = {}
 	self.callback = callback
 

druid/base/grid.lua

@@ -3,8 +3,9 @@
 -- @module base.grid
 
 local helper = require("druid.helper")
+local component = require("druid.system.component")
 
-local M = {}
+local M = component.new("grid")
 
 
 function M.init(self, parent, element, in_row)

druid/base/locale.lua

@@ -3,17 +3,14 @@
 -- @module base.text
 
 local const = require("druid.const")
-local settings = require("druid.settings")
-local helper = require("druid.helper")
+local settings = require("druid.system.settings")
+local component = require("druid.system.component")
 
-local M = {}
-M.interest = {
-	const.ON_CHANGE_LANGUAGE,
-}
+local M = component.new("locale", { const.ON_CHANGE_LANGUAGE })
 
 
 function M.init(self, node, lang_id, no_adjust)
-	self.druid = helper.get_druid(self)
+	self.druid = self:get_druid()
 	self.text = self.druid:new_text(node, lang_id, no_adjust)
 	self:translate(lang_id)
 

druid/base/progress.lua

@@ -3,12 +3,9 @@
 
 local const = require("druid.const")
 local helper = require("druid.helper")
+local component = require("druid.system.component")
 
-local M = {}
-
-M.interest = {
-	const.ON_UPDATE,
-}
+local M = component.new("progress", { const.ON_UPDATE })
 
 
 --- Component init function
@@ -23,7 +20,7 @@ function M.init(self, node, key, init_value)
 	self.prop = hash("scale."..key)
 	self.key = key
 
-	self.style = helper.get_style(self, "PROGRESS")
+	self.style = self:get_style()
 	self.node = helper.get_node(node)
 	self.scale = gui.get_scale(self.node)
 	self.size = gui.get_size(self.node)
@@ -52,10 +49,10 @@ local function check_steps(self, from, to, exactly)
 		end
 
 		if v1 < step and step < v2 then
-			self.step_callback(self.context, step)
+			self.step_callback(self:get_context(), step)
 		end
 		if exactly and exactly == step then
-			self.step_callback(self.context, step)
+			self.step_callback(self:get_context(), step)
 		end
 	end
 end
@@ -139,7 +136,7 @@ function M.to(self, to, callback)
 		self.target_callback = callback
 	else
 		if callback then
-			callback(self.context, to)
+			callback(self:get_context(), to)
 		end
 	end
 end
@@ -156,7 +153,7 @@ function M.update(self, dt)
 			check_steps(self, prev_value, self.target, self.target)
 
 			if self.target_callback then
-				self.target_callback(self.context, self.target)
+				self.target_callback(self:get_context(), self.target)
 			end
 
 			self.target = nil

druid/base/radio_group.lua

@@ -1,9 +1,9 @@
 --- Radio group module
 -- @module base.checkbox_group
 
-local helper = require("druid.helper")
+local component = require("druid.system.component")
 
-local M = {}
+local M = component.new("radio_group")
 
 
 local function on_checkbox_click(self, index)
@@ -12,7 +12,7 @@ local function on_checkbox_click(self, index)
 	end
 
 	if self.callback then
-		self.callback(self.context, index)
+		self.callback(self:get_context(), index)
 	end
 end
 
@@ -37,7 +37,7 @@ end
 
 
 function M.init(self, nodes, callback, click_nodes)
-	self.druid = helper.get_druid(self)
+	self.druid = self:get_druid()
 	self.checkboxes = {}
 	self.callback = callback
 

druid/base/scroll.lua

@@ -3,13 +3,10 @@
 
 local helper = require("druid.helper")
 local const = require("druid.const")
+local component = require("druid.system.component")
 
-local M = {}
+local M = component.new("scroll", { const.ON_UPDATE, const.ON_SWIPE })
 
-M.interest = {
-	const.ON_UPDATE,
-	const.ON_SWIPE,
-}
 
 -- Global on all scrolls
 -- TODO: remove it
@@ -17,7 +14,7 @@ M.current_scroll = nil
 
 
 function M.init(self, scroll_parent, input_zone, border)
-	self.style = helper.get_style(self, "SCROLL")
+	self.style = self:get_style()
 	self.node = helper.get_node(scroll_parent)
 	self.input_zone = helper.get_node(input_zone)
 
@@ -355,7 +352,7 @@ function M.scroll_to_index(self, index, skip_cb)
 		self.selected = index
 
 		if not skip_cb and self.on_point_callback then
-			self.on_point_callback(self.context, index, self.points[index])
+			self.on_point_callback(self:get_context(), index, self.points[index])
 		end
 	end
 

druid/base/slider.lua

@@ -3,16 +3,14 @@
 
 local helper = require("druid.helper")
 local const = require("druid.const")
+local component = require("druid.system.component")
 
-local M = {}
-M.interest = {
-	const.ON_SWIPE
-}
+local M = component.new("slider", { const.ON_SWIPE })
 
 
 local function on_change_value(self)
 	if self.callback then
-		self.callback(self.context, self.value)
+		self.callback(self:get_context(), self.value)
 	end
 end
 

druid/base/text.lua

@@ -4,8 +4,9 @@
 
 local const = require("druid.const")
 local helper = require("druid.helper")
+local component = require("druid.system.component")
 
-local M = {}
+local M = component.new("text")
 
 
 function M.init(self, node, value, no_adjust)

druid/base/timer.lua

@@ -4,20 +4,16 @@
 local const = require("druid.const")
 local formats = require("druid.helper.formats")
 local helper = require("druid.helper")
+local component = require("druid.system.component")
 
-local M = {}
-M.interest = {
-	const.ON_UPDATE
-}
-
-local empty = function() end
+local M = component.new("timer", { const.ON_UPDATE })
 
 
 function M.init(self, node, seconds_from, seconds_to, callback)
 	self.node = helper.get_node(node)
 	seconds_from = math.max(seconds_from, 0)
 	seconds_to = math.max(seconds_to or 0, 0)
-	callback = callback or empty
+	callback = callback or const.EMPTY_FUNCTION
 
 	self:set_to(seconds_from)
 	self:set_interval(seconds_from, seconds_to)
@@ -25,7 +21,7 @@ function M.init(self, node, seconds_from, seconds_to, callback)
 
 	if seconds_to - seconds_from == 0 then
 		self:set_state(false)
-		self.callback(self.context, self)
+		self.callback(self:get_context(), self)
 	end
 	return self
 end
@@ -76,7 +72,7 @@ function M.update(self, dt)
 			M.set_to(self, self.value)
 			if self.value == self.target then
 				self:set_state(false)
-				self.callback(self.context, self)
+				self.callback(self:get_context(), self)
 			end
 		end
 	end

druid/const.lua

@@ -56,5 +56,6 @@ M.SPECIFIC_UI_MESSAGES = {
 
 M.EMPTY_FUNCTION = function() end
 M.EMPTY_STRING = ""
+M.EMPTY_TABLE = {}
 
 return M

druid/druid.lua

@@ -71,7 +71,7 @@ function M.new(component_script, style)
 	end
 	local self = setmetatable({}, { __index = druid_instance })
 	-- Druid context here (who created druid)
-	-- Usually gui_script, but can be component from helper.get_druid(component)
+	-- Usually gui_script, but can be component from self:get_druid()
 	self._context = component_script
 	self._style = style or default_style
 	return self

druid/helper.lua

@@ -96,10 +96,10 @@ end
 -- node - может брать ноду у компонента по схеме (если есть
 -- template или таблица нод после gui.clone_tree)
 function M.node(component, name)
-	local template_name = component.template or const.EMPTY_STRING
+	local template_name = component._meta.template or const.EMPTY_STRING
 
-	if component.nodes then
-		return component.nodes[template_name .. name]
+	if component._meta.nodes then
+		return component._meta.nodes[template_name .. name]
 	else
 		return gui.get_node(template_name .. name)
 	end
@@ -165,19 +165,4 @@ function M.get_pivot_offset(pivot)
 end
 
 
-function M.get_druid(self)
-	local context = { _context = self }
-	return setmetatable(context, { __index = self.context.druid })
-end
-
-
-function M.get_style(self, section)
-	if not self.druid_style then
-		return {}
-	end
-
-	return self.druid_style[section] or {}
-end
-
-
 return M

druid/rich/progress_rich.lua

@@ -1,14 +1,14 @@
 --- Component for rich progress component
 -- @module rich.progress_rich
 
-local helper = require("druid.helper")
+local component = require("druid.system.component")
 
-local M = {}
+local M = component.new("progress_rich")
 
 
 function M.init(self, name, red, green, key)
-	self.druid = helper.get_druid(self)
-	self.style = helper.get_style(self, "PROGRESS_RICH")
+	self.druid = self:get_druid()
+	self.style = self:get_style()
 	self.red = self.druid:new_progress(red, key)
 	self.green = self.druid:new_progress(green, key)
 	self.fill = self.druid:new_progress(name, key)

druid/styles/bounce/style.lua

@@ -4,7 +4,7 @@ local anims = require("druid.styles.bounce.anims")
 local M = {}
 
 
-M.BUTTON = {
+M["button"] = {
 	HOVER_SCALE = vmath.vector3(-0.025, -0.025, 1),
 	HOVER_TIME = 0.05,
 	SCALE_CHANGE = vmath.vector3(-0.05, - 0.05, 1),
@@ -16,34 +16,34 @@ M.BUTTON = {
 
 	on_hover = function(self, node, state)
 		if self.hover_anim then
-			local scale_to = self.scale_from + M.BUTTON.HOVER_SCALE
+			local scale_to = self.scale_from + M.button.HOVER_SCALE
 
 			local target_scale = state and scale_to or self.scale_from
-			anims.hover_scale(self, target_scale, M.BUTTON.HOVER_TIME)
+			anims.hover_scale(self, target_scale, M.button.HOVER_TIME)
 		end
 	end,
 
 	on_click = function(self, node)
-		local scale_to = self.scale_from + M.BUTTON.SCALE_CHANGE
+		local scale_to = self.scale_from + M.button.SCALE_CHANGE
 		anims.tap_scale_animation(self, node, scale_to)
-		settings.play_sound(M.BUTTON.BTN_SOUND)
+		settings.play_sound(M.button.BTN_SOUND)
 	end,
 
 	on_click_disabled = function(self, node)
-		settings.play_sound(M.BUTTON.BTN_SOUND_DISABLED)
+		settings.play_sound(M.button.BTN_SOUND_DISABLED)
 	end,
 
 	on_set_enabled = function(self, node, state)
 		if state then
-			gui.set_color(node, M.BUTTON.ENABLED_COLOR)
+			gui.set_color(node, M.button.ENABLED_COLOR)
 		else
-			gui.set_color(node, M.BUTTON.DISABLED_COLOR)
+			gui.set_color(node, M.button.DISABLED_COLOR)
 		end
 	end
 }
 
 
-M.SCROLL = {
+M["scroll"] = {
 	FRICT_HOLD = 0.8, -- mult. for inert, while touching
 	FRICT = 0.93, -- mult for free inert
 	INERT_THRESHOLD = 2, -- speed to stop inertion
@@ -55,18 +55,18 @@ M.SCROLL = {
 }
 
 
-M.PROGRESS = {
+M["progress"] = {
 	SPEED = 5, -- progress bar fill rate, more faster
 	MIN_DELTA = 0.005
 }
 
 
-M.PROGRESS_RICH = {
+M["progress_rich"] = {
 	DELAY = 1, -- delay in seconds before main fill
 }
 
 
-M.CHECKBOX = {
+M["checkbox"] = {
 	on_change_state = function(self, node, state)
 		local target = state and 1 or 0
 		gui.animate(node, "color.w", target, gui.EASING_OUTSINE, 0.1)

druid/styles/empty/style.lua

@@ -1,7 +1,7 @@
 local M = {}
 
 
-M.BUTTON = {
+M["button"] = {
 	BTN_SOUND = "click",
 	BTN_SOUND_DISABLED = "click",
 	DISABLED_COLOR = vmath.vector4(0, 0, 0, 1),
@@ -10,7 +10,7 @@ M.BUTTON = {
 }
 
 
-M.SCROLL = {
+M["scroll"] = {
 	FRICT_HOLD = 0, -- mult. for inert, while touching
 	FRICT = 0, -- mult for free inert
 	INERT_THRESHOLD = 2, -- speed to stop inertion
@@ -22,18 +22,18 @@ M.SCROLL = {
 }
 
 
-M.PROGRESS = {
+M["progress"] = {
 	SPEED = 5, -- progress bar fill rate, more faster
 	MIN_DELTA = 1
 }
 
 
-M.PROGRESS_RICH = {
+M["progress_rich"] = {
 	DELAY = 0, -- delay in seconds before main fill
 }
 
 
-M.CHECKBOX = {
+M["checkbox"] = {
 	on_change_state = function(self, node, state)
 		gui.set_enabled(node, state)
 	end

druid/system/component.lua

@@ -0,0 +1,75 @@
+local const = require("druid.const")
+
+local M = {}
+local instance = {}
+
+
+function instance.get_style(self)
+	if not self._meta.style then
+		return const.EMPTY_TABLE
+	end
+
+	return self._meta.style[self._component.name] or const.EMPTY_TABLE
+end
+
+
+function instance.set_style(self, component_style)
+	self._meta.style = component_style
+end
+
+
+function instance.set_template(self, template)
+	self._meta.template = template
+end
+
+
+function instance.set_nodes(self, nodes)
+	self._meta.nodes = nodes
+end
+
+
+function instance.get_context(self, context)
+	return self._meta.context
+end
+
+
+function instance.set_context(self, context)
+	self._meta.context = context
+end
+
+
+function instance.get_druid(self)
+	local context = { _context = self }
+	return setmetatable(context, { __index = self:get_context().druid })
+end
+
+
+function instance.setup_component(self, context, style)
+	self._meta = {
+		template = nil,
+		context = nil,
+		nodes = nil,
+		style = nil,
+	}
+
+	self:set_context(context)
+	self:set_style(style)
+
+	return self
+end
+
+
+function M.new(name, interest)
+	local mt = {
+		_component = {
+			name = name,
+			interest = interest
+		}
+	}
+	local component = setmetatable(mt, { __index = instance })
+
+	return component
+end
+
+
+return M

druid/system/druid_instance.lua

@@ -16,11 +16,11 @@ end
 local function create(self, module)
 	local instance = setmetatable({}, { __index = module })
 	-- Component context, self from component creation
-	instance.context = self._context
-	instance.druid_style = self._style
+	instance:setup_component(self._context, self._style)
+
 	table.insert(self, instance)
 
-	local register_to = module.interest
+	local register_to = module._component.interest
 	if register_to then
 		local v
 		for i = 1, #register_to do
@@ -58,7 +58,7 @@ function M.remove(self, instance)
 		end
 	end
 
-	local interest = instance.interest
+	local interest = instance._component.interest
 	if interest then
 		local v
 		for i = 1, #interest do