./vdo_newsticker.lua

---------------------------------------------------------------------------

```
-- Newsticker! 
```

---------------------------------------------------------------------------

```
Current_ticker = -1 
```
```
local Screen_width = 1280 
```
```
 
```

local NEWSTICKER_SEPERATOR_PADDING	= 10

```
local NEWSTICKER_TEXT_PADDING			= 20 
```
```
local PIXELS_PER_SECOND					= 60 
```
```
 
```
```
local Ticker_data_thread = -1 
```
```
local Text_clones = { } 
```
```
 
```
```
local NTS_OFFLINE_STRINGS				= 0 
```
```
local NTS_ONLINE_STRINGS				= 1 
```
```
 
```
```
function vdo_newsticker_init() 
```
```
end 
```
```
 
```
```
function vdo_newsticker_cleanup() 
```
```
end 
```
```
 
```
```
-- Inherited from Vdo_base_object 
```

Vdo_newsticker = Vdo_base_object:new_base()

```
 
```
```
function Vdo_newsticker:init() 
```
```
	self.lines = { }	 
```
```
	self.num_lines = 0 
```
```
	 
```
```
	self.clones = {} 
```
```
	self.clone_count = 0 
```
```
	 
```

	--Animation that slide that scales all the objects in.

```
	 
```

	self.anim_h = vint_object_find("scroll_text_anim", self.handle)

	self.twn_h = vint_object_find("scroll_text_twn", self.handle)

	vint_set_property(self.twn_h, "end_event", "vint_anim_loop_callback")

```
 
```
```
	self.current_line = 0 
```
```
	Current_ticker = self 
```
```
	 
```

	Ticker_data_thread = thread_new("newsticker_data_request_thread")

```
end 
```
```
 
```
```
function Vdo_newsticker:on_destroy() 
```
```
	if Current_ticker == self then 
```
```
		Current_ticker = -1 
```
```
	end 
```
```
	 
```
```
	if Ticker_data_thread ~= -1 then 
```
```
		thread_kill(Ticker_data_thread) 
```
```
		Ticker_data_thread = -1 
```
```
	end 
```
```
end 
```
```
 
```

function Vdo_newsticker:populate_strings(text_line, online_string)

	self.lines[self.num_lines] = text_line

```
	self.num_lines = self.num_lines + 1 
```
```
end 
```
```
 
```
```
function Vdo_newsticker:build() 
```
```
	--remove all clones from before... 
```
```
	self:clones_destroy() 
```
```
 
```

	local text_h = vint_object_find("text", self.handle)

	local seperator_h = vint_object_find("seperator", self.handle)

	local ticker_bg_h = vint_object_find("ticker_bg", self.handle)

	local ticker_trim_h = vint_object_find("ticker_trim", self.handle)

```
	local text_clone_h, seperator_clone_h 
```

	local text_x, text_y = vint_get_property(text_h, "anchor")

```
	 
```
```
	--Skin 
```

	local main_doc_h = vint_document_find("main_menu_top")

	local store_doc_h = vint_document_find("store_character")

```
	--Main Menu 
```

	if (main_doc_h ~= nil and main_doc_h ~= 0) then

		vint_set_property(text_h, "tint", 167/255, 167/255, 167/255)

		vint_set_property(seperator_h, "image", "ui_menu_respect_ico")

		vint_set_property(seperator_h, "offset", 0,0)

		vint_set_property(seperator_h, "scale", .8,.8)

		vint_set_property(seperator_h, "tint", 235/255, 214/255, 153/255)

		vint_set_property(ticker_bg_h, "tint", 0,0,0)

		vint_set_property(ticker_bg_h, "alpha", 1)

		vint_set_property(ticker_trim_h, "tint", 113/255, 17/255, 17/255)

		vint_set_property(ticker_trim_h, "alpha", 1)

		--element_set_actual_size(ticker_trim_h, 1600, 2)

```
		 
```
```
		 
```
```
	--Store Character 
```

	elseif (store_doc_h ~= nil and store_doc_h ~= 0) then

		vint_set_property(text_h, "tint", 0/255, 0/255, 0/255)

		vint_set_property(seperator_h, "image", "ui_pause_slider_arrow")

		vint_set_property(seperator_h, "offset", 0,9)

		vint_set_property(seperator_h, "scale", .6,.6)

		vint_set_property(seperator_h, "tint", 220/255, 0/255, 0/255)

		vint_set_property(ticker_bg_h, "tint", 220/255, 220/255, 220/255)

		vint_set_property(ticker_bg_h, "alpha", 1)

		vint_set_property(ticker_trim_h, "tint", 155/255, 24/255, 24/255)

		vint_set_property(ticker_trim_h, "alpha", 1)

		--element_set_actual_size(ticker_trim_h, 1600, 4)

```
	end 
```
```
	 
```

	local seperator_x, seperator_y = vint_get_property(seperator_h, "anchor")

	local text_width, text_height 	--leave undefined... need to check string length...

	local seperator_width, seperator_height = element_get_actual_size(seperator_h)

```
	local next_x = 0 
```
```
	 
```
```
	for i = 0, self.num_lines -1 do 
```
```
		local is_clone = false 
```
```
		if i == 0 then 
```
```
			text_clone_h		= text_h 
```
```
			seperator_clone_h = seperator_h 
```
```
		else 
```

			text_clone_h = vint_object_clone(text_h)

			seperator_clone_h = vint_object_clone(seperator_h)

```
			is_clone = false 
```
```
			self:clone_store(text_clone_h) 
```
```
			self:clone_store(seperator_clone_h) 
```
```
		end 
```
```
		 
```
```
		--Set text tag... 
```

		vint_set_property(text_clone_h, "text_tag", self.lines[i])

```
		 
```
```
		--Set positions... 
```
```
		seperator_x = next_x  
```

		text_x = seperator_x + seperator_width + NEWSTICKER_SEPERATOR_PADDING

		vint_set_property(seperator_clone_h, "anchor", seperator_x , seperator_y)

		vint_set_property(text_clone_h, "anchor", text_x, text_y)

```
				 
```

		--Get width and height... to calculate for next ticker message...

		text_width, text_height = element_get_actual_size(text_clone_h)

		next_x = text_x + text_width + NEWSTICKER_TEXT_PADDING

```
	end 
```
```
	 
```

	local twn_h = vint_object_find("scroll_text_twn", self.handle)

	vint_set_property(twn_h, "duration", (Screen_width+next_x)/PIXELS_PER_SECOND)

	vint_set_property(twn_h, "start_value", Screen_width, 0)

	vint_set_property(twn_h, "end_value", -next_x, 0)

```
	 
```
```
	lua_play_anim(self.anim_h) 
```
```
	 
```
```
	--width... 
```
```
	self.width = next_x 
```
```
end 
```
```
 
```

function Vdo_newsticker:clone_store(clone_h)

	self.clones[self.clone_count] = clone_h

	self.clone_count = self.clone_count + 1

```
end 
```
```
 
```

function Vdo_newsticker:clones_destroy()

```
	for i = 0, self.clone_count - 1 do  
```
```
		vint_object_destroy(self.clones[i]) 
```
```
	end 
```
```
	self.clone_count = 0 
```
```
	self.clones = {} 
```
```
end 
```
```
 
```

-------------------------------------------------------------------------------

```
-- news ticker utility functions... 
```

-------------------------------------------------------------------------------

```
 
```

function newsticker_data_request_thread()

	local main_doc_h = vint_document_find("main_menu_top")

	local store_doc_h = vint_document_find("store_character")

```
	--Main Menu 
```

	if (main_doc_h ~= nil and main_doc_h ~= 0) then

		vint_dataresponder_request("newsticker_populate", "newsticker_populate", 0, NTS_OFFLINE_STRINGS)

```
		Current_ticker:build() 
```
```
		 
```
```
		Current_ticker.num_lines = 0 
```

		vint_dataresponder_request("newsticker_populate", "newsticker_populate", 0, NTS_ONLINE_STRINGS)

```
		Current_ticker:build() 
```
```
		 
```
```
	--Store Character 
```

	elseif (store_doc_h ~= nil and store_doc_h ~= 0) then

```
		Current_ticker.num_lines = 0 
```
```
		 
```

		--ps3 can't handle a char anim and all this ticker text, it stutters

		if (game_get_platform() == "PS3") then

```
		 
```

			newsticker_populate("NEWSTICKER_STORE_01")

			newsticker_populate("NEWSTICKER_STORE_02")

			newsticker_populate("NEWSTICKER_STORE_03")

			newsticker_populate("NEWSTICKER_STORE_04")

			newsticker_populate("NEWSTICKER_STORE_05")

			--newsticker_populate("NEWSTICKER_STORE_06")

			--newsticker_populate("NEWSTICKER_STORE_07")

			--newsticker_populate("NEWSTICKER_STORE_08")

			--newsticker_populate("NEWSTICKER_STORE_09")

			--newsticker_populate("NEWSTICKER_STORE_10")

			--newsticker_populate("NEWSTICKER_STORE_11")

			--newsticker_populate("NEWSTICKER_STORE_12")

			--newsticker_populate("NEWSTICKER_STORE_13")

			--newsticker_populate("NEWSTICKER_STORE_14")

			--newsticker_populate("NEWSTICKER_STORE_15")

			--newsticker_populate("NEWSTICKER_STORE_16")

			--newsticker_populate("NEWSTICKER_STORE_17")

			--newsticker_populate("NEWSTICKER_STORE_18")

			--newsticker_populate("NEWSTICKER_STORE_19")

			--newsticker_populate("NEWSTICKER_STORE_20")

			--newsticker_populate("NEWSTICKER_STORE_21")

			--newsticker_populate("NEWSTICKER_STORE_22")

```
		else 
```

			newsticker_populate("NEWSTICKER_STORE_01")

			newsticker_populate("NEWSTICKER_STORE_02")

			newsticker_populate("NEWSTICKER_STORE_03")

			newsticker_populate("NEWSTICKER_STORE_04")

			newsticker_populate("NEWSTICKER_STORE_05")

			newsticker_populate("NEWSTICKER_STORE_06")

			newsticker_populate("NEWSTICKER_STORE_07")

			newsticker_populate("NEWSTICKER_STORE_08")

			newsticker_populate("NEWSTICKER_STORE_09")

			newsticker_populate("NEWSTICKER_STORE_10")

			newsticker_populate("NEWSTICKER_STORE_11")

			newsticker_populate("NEWSTICKER_STORE_12")

			newsticker_populate("NEWSTICKER_STORE_13")

			newsticker_populate("NEWSTICKER_STORE_14")

			newsticker_populate("NEWSTICKER_STORE_15")

			newsticker_populate("NEWSTICKER_STORE_16")

			newsticker_populate("NEWSTICKER_STORE_17")

			newsticker_populate("NEWSTICKER_STORE_18")

			newsticker_populate("NEWSTICKER_STORE_19")

			newsticker_populate("NEWSTICKER_STORE_20")

			newsticker_populate("NEWSTICKER_STORE_21")

			newsticker_populate("NEWSTICKER_STORE_22")

```
		end 
```
```
		 
```
```
		Current_ticker:build() 
```
```
	end 
```
```
	 
```
```
	Ticker_data_thread = -1 
```
```
end 
```
```
 
```

function newsticker_populate(text_line, online)

```
	if Current_ticker == -1 then 
```
```
		return 
```
```
	end 
```
```
		 
```

	Current_ticker:populate_strings(text_line, online)

```
end 
```