ITT Rule IDL Version 7.0 manuels

Manuels d'utilisation et guides de l'utilisateur pour Manuels des logiciels ITT Rule IDL Version 7.0.
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Itt rule IDL Version 7.0 Manuel d'utilisateur (430 pages)

marque: Itt-rule | Catégorie: Manuels des logiciels | Taille: 2.80 MB |

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Table des matières

Programming

1

Restricted Rights Notice

2

Limitation of Warranty

2

Export Control Information

2

Acknowledgments

2

Contents

3

Overview of iTools

9

What are iTools?

10

About this Manual

12

About the iTools Code Base

13

Framework

15

Part I: Understanding

17

Architecture

19

IDLitVisualization Classes

23

IDLitTool Classes

23

IDLitData Classes

24

IDLitReader Classes

24

IDLitWriter Classes

25

IDLitOperation Classes

25

IDLitManipulator Classes

26

Atomic Graphic Objects

26

• IDLgrPlot • IDLgrText

27

• IDLgrPolygon • IDLgrVolume

27

MY DATA object is visible to

28

Using Identifiers

29

Retrieving Identifiers

29

Proxy Identifiers

30

Object Descriptors

30

OPERATIONS/OPERATIONS/ROTATE

31

FILE READERS/ASCII TEXT

34

FILE WRITERS/WINDOWS BITMAP

34

MANIPULATORS/ROTATE

34

OPERATIONS/FILE/OPEN

34

TOOLBAR/FILE/OPEN

35

WINDOW/VIEW_1

35

Registering Components

38

Specifying Object Identifiers

39

Proxy Registration

39

TOOLBAR/EDIT/UNDO:

40

Sending Notifications

41

Notification Messages

42

Observers

43

System Resources

44

Help System

45

Format of Help Entries

46

Data Management

51

52 Chapter 3: Data Management

52

Chapter 3: Data Management 53

53

Composite Data Types

54

Chapter 3: Data Management 55

55

Data Objects

56

Data Containers

56

Parameter Sets

57

Predefined iTool Data Classes

58

IDLitDataIDLImage

59

IDLitDataIDLImagePixels

59

IDLitDataIDLPalette

59

IDLitDataIDLPolyvertex

59

IDLitDataIDLVector

60

Parameters

61

ParmameterName

62

DataType1

62

DataTypeN

62

Data Type Matching

63

64 Chapter 3: Data Management

64

Data Update Mechanism

65

66 Chapter 3: Data Management

66

Property Management

67

What is a Property?

68

Properties vs. Preferences

68

How are Properties Displayed?

69

Property Data Types

69

Property Registration

70

Property Identifiers

70

Property Attributes

70

Property Aggregation

70

User Defined Property Types

73

Pre-Registered Properties

75

USERDEF (Get, Set)

80

VALID_RANGE (Get, Set)

80

Intersection

82

Property Update Mechanism

84

Part II: Using the

87

Creating an iTool

89

Overview of iTool Creation

90

Creating a New iTool Class

91

PRO FirstExampleTool__Define

92

Registering Visualizations

95

Registering Operations

96

Registering Manipulators

97

ReaderType_Class_Name

98

WriterType_Class_Name

98

Unregistering Components

100

Registering a New Tool Class

101

Arguments

103

Keywords

103

Creating Data Objects

104

Handling Errors

105

Creating an iTool Instance

106

Example: Simple iTool

108

Launch Routine

110

Launch Routine Discussion

111

'Palette'

112

"Example 1 Tool"

112

Creating a Visualization

113

IDLitVisAxis

115

IDLitVisColorbar

115

IDLitVisContour

115

IDLitVisHistogram

115

IDLitVisImage

116

IDLitVisImagePlane

116

IDLitVisIntVol

116

IDLitVisIsosurface

116

IDLitVisLegend

117

IDLitVisLegendItem

117

IDLitVisLight

117

IDLitVisLineProfile

117

IDLitVisMapGrid

117

IDLitVisPlot

118

IDLitVisPlotProfile

118

IDLitVisPlot3D

118

IDLitVisPolygon

118

IDLitVisPolyline

119

IDLitVisRoi

119

IDLitVisShapePoint

119

IDLitVisShapePolygon

119

IDLitVisShapePolyline

119

IDLitVisSurface

120

IDLitVisText

120

IDLitVisVolume

120

ObjectClass

121

Creating an Init Method

123

Superclass Initialization

124

Return Value

125

Registering Parameters

125

Registering Properties

125

PropertyIdentifier

126

TypeCode] $

126

[, ATTRIBUTE = value]

126

Object_Reference

126

Setting Property Attributes

127

Example Init Method

128

Creating a Cleanup Method

130

Creating a GetProperty Method

131

Creating a SetProperty Method

132

ExampleVis object’s

133

_extra structure

133

ExampleVis

135

Specifying Useful Properties

136

Finding the Identifier String

138

Class Definition File

140

Init Method

141

OnDataChangeUpdate Method

142

OnDataDisconnect Method

144

Creating an Operation

145

Predefined iTool Operations

148

Data-Centric Operations

150

Generalized Operations

151

SomeOperationClass

156

Creating an Execute Method

159

) ? 255b : MAX(data)

160

) ? 0b : MIN(data)

160

Example SetProperty Method

163

How an IDLitOperation Works

165

Creating an IDLitOperation

165

Creating a DoAction Method

172

Example UndoOperation Method

178

Example RedoOperation Method

179

Operations and Macros

181

Registering an Operation

182

Unregistering an Operation

184

Execute Method

188

GetProperty Method

189

SetProperty Method

190

Creating a Manipulator

193

Manipulator Visuals

195

Predefined iTool Manipulators

198

Image Manipulators

199

Plot and Contour Manipulators

200

Surface Manipulators

200

Volume Manipulators

201

The RecordUndoValues Method

203

The CommitUndoValues Method

203

Using the ButtonPress Field

204

Creating a New Manipulator

206

The Manipulator Init Function

208

Creating Mouse Event Methods

213

Creating an OnWheel Method

216

Example OnWheel Method

217

Creating an OnKeyboard Method

218

ExampleManip operation:

221

Registering a Manipulator

223

Unregistering a Manipulator

225

Creating a File Reader

229

Predefined iTool File Readers

231

IDLitReadISV

232

IDLitReadJPEG

232

IDLitReadJPEG2000

232

IDLitReadPICT

232

IDLitReadPNG

233

IDLitReadShapefile

233

IDLitReadTIFF

233

IDLitReadWAV

233

Creating a New File Reader

234

SomeFileReaderClass

237

Extensions

237

Creating an IsA Method

242

Creating a GetData Method

243

Registering a File Reader

245

Unregistering a File Reader

246

Example: TIFF File Reader

248

IsA Method

250

GetData Method

250

Creating a File Writer

253

Predefined iTool File Writers

255

IDLitWriteEMF

256

IDLitWriteEPS

256

IDLitWriteISV

256

IDLitWriteJPEG

256

IDLitWriteJPEG2000

257

IDLitWritePICT

257

IDLitWritePNG

257

IDLitWriteTIFF

257

Creating a New File Writer

258

Creating a SetData Method

266

Example SetData Method

267

Registering a File Writer

269

Unregistering a File Writer

270

Example: TIFF File Writer

272

SetData Method

273

RETURN, 1 ; success

275

Part III: Modifying the

277

User Interface Objects

282

Widget Registration Methods

283

AddOnNotifyObserver Method

283

DoAction Method

283

Using iTool User

285

Interface Elements

285

The iTools Feedback Mechanism

286

Status Messages

287

PromptUserYesNo

289

PromptUserText

290

Informational Messages

291

Creating a User

293

Interface Service

293

Predefined iTool UI Services

295

Operation Preview Service

296

Creating a New UI Service

297

and yoffset values when

298

YOFFSET = yoffset)

299

ScaleFactor user

300

Registering a UI Service

302

ScaleFactor user interface

304

Widget Creation Function

306

Event-handling Routines

308

Invoking the opName Operation

310

Interface Panel

311

Creating and Using a UI Panel

312

Creating a UI Panel Interface

313

Adding Observers

315

Create the Widget Hierarchy

315

Create Event Handlers

316

Creating Callback Routines

318

Simple UI Panel” on page 322

319

Registering a UI Panel

320

Example: A Simple UI Panel

322

Panel Creation Routine

323

Panel Event Handler Routine

325

Panel Callback Routine

327

Panel Type Specification

328

Creating a Custom

331

What About Using a UI Panel?

333

What You Will Need to Create

334

Create or Choose an iTool

335

Create the Widget Interface

335

Create Callback Routines

336

Create a Cleanup Routine

336

Routine Signature

340

Error Checking

341

Top Level Base

341

User Interface Object

341

Widget Creation and Layout

342

User Interface Registration

342

Handling Widget Destruction

342

Adding Menus

344

Resizing Menus

345

Adding a Toolbar

346

Modifying Toolbar Contents

347

Resizing Toolbars

347

Adding an iTool Window

348

Resizing iTool Windows

349

Adding a Status Bar

350

Adding a User Interface Panel

351

Handling Callbacks

352

Handling Resize Events

354

Handling Shutdown Events

356

Writing a Cleanup Routine

357

Calling the Cleanup Routine

357

Register Your User Interface

358

Use Your User Interface

358

Discussion

366

Controlling iTools from

379

How to Control an iTool

380

FindIdentifier Examples

382

Property Value Information

386

Changing Property Values

389

Using the SetProperty Method

390

Running Operations

391

Selecting Items in the iTool

393

Replacing Data in an iTool

394

Using the SetData Method

395

Appendix B

397

CW_ITMENU

399

Version History

402

See Also

403

CW_ITPANEL

404

CW_ITSTATUSBAR

408

CW_ITTOOLBAR

411

CW_ITWINDOW

416

Index iTool Developer’s Guide

420

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