Button more events, more examples

druid/base/button.lua

@@ -18,7 +18,6 @@
 -- @tfield vector3 scale_from Initial scale of anim_node
 -- @tfield vector3 pos Initial pos of anim_node
 -- @tfield any params Params to click callbacks
--- @tfield boolean hover_anim Is hover anim enabled
 -- @tfield druid.hover hover Druid hover logic component
 -- @tfield[opt] node click_zone Restriction zone
 
@@ -52,17 +51,17 @@ end
 
 
 local function on_button_hover(self, hover_state)
-	if not self.style.on_hover then
+	if not self._style.on_hover then
 		return
 	end
 
-	self.style.on_hover(self, self.anim_node, hover_state)
+	self._style.on_hover(self, self.anim_node, hover_state)
 end
 
 
 local function on_button_click(self)
-	if self.style.on_click then
-		self.style.on_click(self, self.anim_node)
+	if self._style.on_click then
+		self._style.on_click(self, self.anim_node)
 	end
 	self.click_in_row = 1
 	self.on_click:trigger(self:get_context(), self.params, self)
@@ -75,29 +74,35 @@ local function on_button_repeated_click(self)
 		self.is_repeated_started = true
 	end
 
-	if self.style.on_click then
-		self.style.on_click(self, self.anim_node)
+	if self._style.on_click then
+		self._style.on_click(self, self.anim_node)
 	end
 	self.click_in_row = self.click_in_row + 1
-	self.on_repeated_click:trigger(self:get_context(), self.params, self)
+	self.on_repeated_click:trigger(self:get_context(), self.params, self, self.click_in_row)
 end
 
 
 local function on_button_long_click(self)
-	if self.style.on_click then
-		self.style.on_click(self, self.anim_node)
+	if self._style.on_click then
+		self._style.on_click(self, self.anim_node)
 	end
 	self.click_in_row = 1
-	self.on_long_click:trigger(self:get_context(), self.params, self)
+	local time = socket.gettime() - self.last_pressed_time
+	self.on_long_click:trigger(self:get_context(), self.params, self, time)
 end
 
 
 local function on_button_double_click(self)
-	if self.style.on_click then
-		self.style.on_click(self, self.anim_node)
+	if self._style.on_click then
+		self._style.on_click(self, self.anim_node)
 	end
 	self.click_in_row = self.click_in_row + 1
-	self.on_double_click:trigger(self:get_context(), self.params, self)
+	self.on_double_click:trigger(self:get_context(), self.params, self, self.click_in_row)
+end
+
+
+local function on_button_hold(self, press_time)
+	self.on_hold_callback:trigger(self:get_context(), self.params, self, press_time)
 end
 
 
@@ -111,10 +116,10 @@ local function on_button_release(self)
 			self.can_action = false
 
 			local time = socket.gettime()
-			local is_long_click = (time - self.last_pressed_time) > self.style.LONGTAP_TIME
+			local is_long_click = (time - self.last_pressed_time) > self._style.LONGTAP_TIME
 			is_long_click = is_long_click and self.on_long_click:is_exist()
 
-			local is_double_click = (time - self.last_released_time) < self.style.DOUBLETAP_TIME
+			local is_double_click = (time - self.last_released_time) < self._style.DOUBLETAP_TIME
 			is_double_click = is_double_click and self.on_double_click:is_exist()
 
 			if is_long_click then
@@ -129,8 +134,8 @@ local function on_button_release(self)
 		end
 		return true
 	else
-		if self.style.on_click_disabled then
-			self.style.on_click_disabled(self, self.anim_node)
+		if self._style.on_click_disabled then
+			self._style.on_click_disabled(self, self.anim_node)
 		end
 		return false
 	end
@@ -147,14 +152,12 @@ end
 -- @tparam[opt] string event Button react event, const.ACTION_TOUCH by default
 function M.init(self, node, callback, params, anim_node, event)
 	self.druid = self:get_druid()
-	self.style = self:get_style()
 	self.node = self:get_node(node)
 
 	self.anim_node = anim_node and helper:get_node(anim_node) or self.node
 	-- TODO: rename to start_scale
 	self.scale_from = gui.get_scale(self.anim_node)
 	self.params = params
-	self.hover_anim = self.style.IS_HOVER
 	self.hover = self.druid:new_hover(node, on_button_hover)
 	self.click_zone = nil
 	self.is_repeated_started = false
@@ -168,6 +171,7 @@ function M.init(self, node, callback, params, anim_node, event)
 	self.on_repeated_click = Event()
 	self.on_long_click = Event()
 	self.on_double_click = Event()
+	self.on_hold_callback = Event()
 end
 
 
@@ -219,6 +223,20 @@ function M.on_input(self, action_id, action)
 		return on_button_release(self)
 	end
 
+	if not self.disabled and self.can_action and self.on_long_click:is_exist() then
+		local press_time = socket.gettime() - self.last_pressed_time
+
+		if self._style.AUTOHOLD_TRIGGER and self._style.AUTOHOLD_TRIGGER <= press_time then
+			on_button_release(self)
+			return true
+		end
+
+		if press_time >= self._style.LONGTAP_TIME then
+			on_button_hold(self, press_time)
+			return true
+		end
+	end
+
 	return not self.disabled
 end
 
@@ -230,8 +248,8 @@ end
 
 function M.set_enabled(self, state)
 	self.disabled = not state
-	if self.style.on_set_enabled then
-		self.style.on_set_enabled(self, self.node, state)
+	if self._style.on_set_enabled then
+		self._style.on_set_enabled(self, self.node, state)
 	end
 end
 
@@ -241,14 +259,6 @@ function M.get_enabled(self)
 end
 
 
---- Disable all button animations
--- @function button:disable_animation
--- @tparam table self Component instance
-function M.disable_animation(self)
-	self.hover_anim = false
-end
-
-
 --- Strict button click area. Useful for
 -- no click events outside stencil node
 -- @function button:set_click_zone

druid/component.lua

@@ -26,6 +26,7 @@ end
 -- @tparam table style Druid style module
 function Component.set_style(self, druid_style)
 	self._meta.style = druid_style
+	self._style = self:get_style()
 end
 
 

druid/styles/default/style.lua

@@ -13,16 +13,15 @@ M["button"] = {
 	DISABLED_COLOR = vmath.vector4(0, 0, 0, 1),
 	ENABLED_COLOR = vmath.vector4(1),
 	LONGTAP_TIME = 0.4,
+	AUTOHOLD_TRIGGER = 0.8,
 	DOUBLETAP_TIME = 0.4,
 	IS_HOVER = true,
 
 	on_hover = function(self, node, state)
-		if self.hover_anim then
 		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)
-		end
 	end,
 
 	on_click = function(self, node)

druid/styles/sprites/style.lua

@@ -0,0 +1,52 @@
+local M = {}
+
+
+M["button"] = {
+	BTN_SOUND = "click",
+	BTN_SOUND_DISABLED = "click",
+	DISABLED_COLOR = vmath.vector4(0, 0, 0, 1),
+	ENABLED_COLOR = vmath.vector4(1),
+	LONGTAP_TIME = 0.4,
+	DOUBLETAP_TIME = 0.4,
+	HOVER_IMAGE = "button_yellow",
+	DEFAULT_IMAGE = "button_blue",
+	CLICK_IMAGE = "button_red",
+
+	on_hover = function(self, node, state)
+		local anim = state and M.button.HOVER_IMAGE or M.button.DEFAULT_IMAGE
+		gui.play_flipbook(node, anim)
+	end
+}
+
+
+M["scroll"] = {
+	FRICT_HOLD = 0, -- mult. for inert, while touching
+	FRICT = 0, -- mult for free inert
+	INERT_THRESHOLD = 2, -- speed to stop inertion
+	INERT_SPEED = 0, -- koef. of inert speed
+	DEADZONE = 6, -- in px
+	SOFT_ZONE_SIZE = 20, -- size of outside zone (back move)
+	BACK_SPEED = 0, -- lerp speed
+	ANIM_SPEED = 0, -- gui.animation speed to point
+}
+
+
+M["progress"] = {
+	SPEED = 5, -- progress bar fill rate, more faster
+	MIN_DELTA = 1
+}
+
+
+M["progress_rich"] = {
+	DELAY = 0, -- delay in seconds before main fill
+}
+
+
+M["checkbox"] = {
+	on_change_state = function(self, node, state)
+		gui.set_enabled(node, state)
+	end
+}
+
+
+return M

example/kenney/page/button.lua

@@ -1,4 +1,4 @@
-local sprite_change_style = {}
+local sprite_style = require("druid.styles.sprites.style")
 
 local M = {}
 
@@ -7,16 +7,20 @@ local function usual_callback()
 	print("Usual callback")
 end
 
-local function long_tap_callback()
-	print("Long tap callback")
+local function long_tap_callback(self, params, button, hold_time)
+	print("Long tap callback", hold_time)
 end
 
-local function repeated_callback(self, params, button)
-	print("Repeated callback", button.click_in_row)
+local function hold_callback(self, params, button, hold_time)
+	print("On hold callback", hold_time)
 end
 
-local function double_tap_callback(self, params, button)
-	print("Double tap callback", button.click_in_row)
+local function repeated_callback(self, params, button, click_in_row)
+	print("Repeated callback", click_in_row)
+end
+
+local function double_tap_callback(self, params, button, click_in_row)
+	print("Double tap callback", click_in_row)
 end
 
 
@@ -24,13 +28,11 @@ local function setup_buttons(self)
 	self.druid:new_button("button_usual/button", usual_callback)
 
 	local custom_style = self.druid:new_button("button_custom_style/button", usual_callback)
-	custom_style:set_style(sprite_change_style)
-	-- HOVER_IMAGE and DEFAULT_IMAGE - from our custom style params
-	custom_style.HOVER_IMAGE = "button_yellow"
-	custom_style.DEFAULT_IMAGE = "button_blue"
+	custom_style:set_style(sprite_style)
 
-	self.druid:new_button("button_long_tap/button", usual_callback)
-		.on_long_click:subscribe(long_tap_callback)
+	local long_button = self.druid:new_button("button_long_tap/button", usual_callback)
+	long_button.on_hold_callback:subscribe(hold_callback)
+	long_button.on_long_click:subscribe(long_tap_callback)
 	self.druid:new_button("button_repeated_tap/button", usual_callback)
 		.on_repeated_click:subscribe(repeated_callback)
 	self.druid:new_button("button_double_tap/button", usual_callback)