PainterAppDev

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Painter app for Paraworld

Title	Painter app for Paraworld
Author(s)	LiXizhi
Date	2008/1/28
File	script/kids/3DMapSystemUI/Painter/app_main.lua

Description

[API] @param params: is a table of following optional field. if table is nil the current parameter is used. Map3DSystem.App.Commands.Call("File.Painter", { painter_width = 320, imagesize = 256, OnCloseCallBack = nil, OnSaveCallBack = nil, LoadFromTexture = "Texture/whitedot.png", });

db registration insert script INSERT INTO apps VALUES (NULL, 'Painter_GUID', 'Painter', '1.0.0', 'http://www.paraengine.com/apps/Painter_v1.zip', 'YourCompany', 'enUS', 'script/kids/3DMapSystemUI/Painter/IP.xml', '', 'script/kids/3DMapSystemUI/Painter/app_main.lua', 'Map3DSystem.App.Painter.MSGProc', 1);

Sample Code

NPL.load("(gl)script/kids/3DMapSystemUI/Painter/app_main.lua");

Member Functions

Map3DSystem.App.Painter.OnConnection

requires

create class commonlib.setfield("Map3DSystem.App.Painter", {});

---

event handlers

---

OnConnection method is the obvious point to place your UI (menus, mainbars, tool buttons) through which the user will communicate to the app. This method is also the place to put your validation code if you are licensing the add-in. You would normally do this before putting up the UI. If the user is not a valid user, you would not want to put the UI into the IDE.

• param app : the object representing the current application in the IDE.
• param connectMode : type of ConnectMode.

syntax

function Map3DSystem.App.Painter.OnConnection(app, connectMode)

parameters

app	the object representing the current application in the IDE.
connectMode

Map3DSystem.App.Painter.OnDisconnection

Receives notification that the Add-in is being unloaded.

syntax

function Map3DSystem.App.Painter.OnDisconnection(app, disconnectMode)

parameters

app
disconnectMode

Map3DSystem.App.Painter.OnQueryStatus

This is called when the command's availability is updated When the user clicks a command (menu or mainbar button), the QueryStatus event is fired. The QueryStatus event returns the current status of the specified named command, whether it is enabled, disabled, or hidden in the CommandStatus parameter, which is passed to the msg by reference (or returned in the event handler).

• param commandName : The name of the command to determine state for. Usually in the string format "Category.SubCate.Name".
• param statusWanted : what status of the command is queried. it is of type CommandStatusWanted
• return __ : returns according to statusWanted. it may return an integer by adding values in CommandStatus.

syntax

function Map3DSystem.App.Painter.OnQueryStatus(app, commandName, statusWanted)

parameters

app
commandName	The name of the command to determine state for. Usually in the string format "Category.SubCate.Name".
statusWanted
return	returns according to statusWanted. it may return an integer by adding values in CommandStatus.

Map3DSystem.App.Painter.OnExec

This is called when the command is invoked.The Exec is fired after the QueryStatus event is fired, assuming that the return to the statusOption parameter of QueryStatus is supported and enabled. This is the event where you place the actual code for handling the response to the user click on the command.

• param commandName : The name of the command to determine state for. Usually in the string format "Category.SubCate.Name".

syntax

function Map3DSystem.App.Painter.OnExec(app, commandName, params)

parameters

app
commandName	The name of the command to determine state for. Usually in the string format "Category.SubCate.Name".
params

Map3DSystem.App.Painter.OnRenderBox

Change and render the 3D world with mcml data that is usually retrieved from the current user's profile page for this application.

syntax

function Map3DSystem.App.Painter.OnRenderBox(mcmlData)

parameters

mcmlData

Map3DSystem.App.Painter.Navigate

called when the user wants to nagivate to the 3D world location relavent to this application

syntax

function Map3DSystem.App.Painter.Navigate()

Map3DSystem.App.Painter.GotoHomepage

called when user clicks to check out the homepage of this application. Homepage usually includes: developer info, support, developer worlds information, app global news, app updates, all community user rating, active users, trade, currency transfer, etc.

syntax

function Map3DSystem.App.Painter.GotoHomepage()

Map3DSystem.App.Painter.DoQuickAction

called when user clicks the quick action for this application.

syntax

function Map3DSystem.App.Painter.DoQuickAction()

Map3DSystem.App.Painter.MSGProc

---

client world database function helpers.

---

---

all related messages

---

---

APPS can be invoked in many ways: Through app Manager mainbar or menu command or buttons Command Line 3D World installed apps

---

syntax

function Map3DSystem.App.Painter.MSGProc(window, msg)

parameters

window
msg

Painter App wrapper.

Title	Painter App wrapper.
Author(s)	LiXizhi
Date	2008/1/28
File	script/kids/3DMapSystemUI/Painter/Painter.lua

Description

Sample Code

NPL.load("(gl)script/kids/3DMapSystemUI/Painter/Painter.lua");
Map3DSystem.App.Painter.PainterAppWnd.ShowWnd(app);
Map3DSystem.App.Painter.PainterAppWnd.Show(bShow, _parent, parentWindow)

Member Functions

Map3DSystem.App.Painter.PainterAppWnd.ShowWnd

common control library NPL.load("(gl)script/ide/common_control.lua");

NPL.load("(gl)script/kids/3DMapSystemUI/Painter/PainterManager.lua");

commonlib.setfield("Map3DSystem.App.Painter.PainterAppWnd", {});

display the main inventory window for the current user.

syntax

function Map3DSystem.App.Painter.PainterAppWnd.ShowWnd(_app)

parameters

app

Map3DSystem.App.Painter.PainterAppWnd.Show

• param bShow : boolean to show or hide. if nil, it will toggle current setting.
• param __ :_parent: parent window inside which the content is displayed. it can be nil.

syntax

function Map3DSystem.App.Painter.PainterAppWnd.Show(bShow,_parent,parentWindow)

parameters

bShow	boolean to show or hide. if nil, it will toggle current setting.
parent
parentWindow
Title
Author(s)	Leio, revised 2008.1.29 by LiXizhi, revised 2008.6.15 by LiXizhi
Date	2007/11/7
File	script/kids/3DMapSystemUI/Painter/PainterManager.lua

Description

Member Functions

PainterManager.ShowPainter

show or hide the kids painter control

• param alignment :, left, top: can be nil. default to "_lt",0,0

syntax

function PainterManager.ShowPainter(bShow, alignment, left, top,_parentWnd)

parameters

bShow
alignment	, left, top: can be nil. default to "_lt",0,0
left
top
parentWnd

Map3DSystem.UI.PainterManager.OnClose

this function should be called when window is closed.

syntax

function Map3DSystem.UI.PainterManager.OnClose()

PainterManager.SelectEraser

select a eraser

syntax

function PainterManager.SelectEraser()

PainterManager.ScalePainter

set the painter width to scale times the current size.

syntax

function PainterManager.ScalePainter(scale)

parameters

scale

PainterManager.LoadFromTexture

load the painter with a given image

syntax

function PainterManager.LoadFromTexture(filename)

parameters

filename

PainterManager.OnClickSave

called when user click the save button

syntax

function PainterManager.OnClickSave()

PainterManager.SaveAs

save file to disk. undo operations will not be valid any more.

syntax

function PainterManager.SaveAs(filename)

parameters

filename

PainterManager.SetCurrentPen

set the current pen all parameters can be nil

• param color : e.g."255 0 0"
• param width : in pixel such as 1,4,8
• param texture : if this is "", no texture will be used.

syntax

function PainterManager.SetCurrentPen(color, width, texture)

parameters

color	e.g."255 0 0"
width
texture	if this is "", no texture will be used.

PainterManager.GetImagePosition

get the image position from the screen space mouse position

syntax

function PainterManager.GetImagePosition(screen_x, screen_y)

parameters

screen
x
screen
y

PainterManager.SmoothPath

filterweight[0] = 0.4, filterweight[1] = 0.4

syntax

function PainterManager.SmoothPath(filterweight)

parameters

filterweight