dali-toolkit/internal/controls/text-controls/text-editor-impl.cpp

   1 /*
   2  * Copyright (c) 2017 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  *
  16  */
  17
  18 // CLASS HEADER
  19 #include <dali-toolkit/internal/controls/text-controls/text-editor-impl.h>
  20
  21 // EXTERNAL INCLUDES
  22 #include <cstring>
  23 #include <limits>
  24 #include <dali/public-api/adaptor-framework/key.h>
  25 #include <dali/public-api/common/stage.h>
  26 #include <dali/public-api/images/resource-image.h>
  27 #include <dali/devel-api/object/property-helper-devel.h>
  28 #include <dali/public-api/object/type-registry-helper.h>
  29 #include <dali/integration-api/adaptors/adaptor.h>
  30 #include <dali/integration-api/debug.h>
  31
  32 // INTERNAL INCLUDES
  33 #include <dali-toolkit/public-api/text/rendering-backend.h>
  34 #include <dali-toolkit/public-api/visuals/color-visual-properties.h>
  35 #include <dali-toolkit/devel-api/controls/control-depth-index-ranges.h>
  36 #include <dali-toolkit/devel-api/controls/text-controls/text-editor-devel.h>
  37 #include <dali-toolkit/devel-api/visuals/visual-properties-devel.h>
  38 #include <dali-toolkit/internal/text/rendering/text-backend.h>
  39 #include <dali-toolkit/internal/text/text-effects-style.h>
  40 #include <dali-toolkit/internal/text/text-font-style.h>
  41 #include <dali-toolkit/internal/text/text-view.h>
  42 #include <dali-toolkit/internal/styling/style-manager-impl.h>
  43
  44 using namespace Dali::Toolkit::Text;
  45
  46 namespace Dali
  47 {
  48
  49 namespace Toolkit
  50 {
  51
  52 namespace Internal
  53 {
  54
  55 namespace // unnamed namespace
  56 {
  57
  58 #if defined(DEBUG_ENABLED)
  59 Debug::Filter* gLogFilter = Debug::Filter::New(Debug::Concise, true, "LOG_TEXT_CONTROLS");
  60 #endif
  61
  62 const unsigned int DEFAULT_RENDERING_BACKEND = Dali::Toolkit::Text::DEFAULT_RENDERING_BACKEND;
  63 const float DEFAULT_SCROLL_SPEED = 1200.f; ///< The default scroll speed for the text editor in pixels/second.
  64 } // unnamed namespace
  65
  66 namespace
  67 {
  68
  69 const Scripting::StringEnum HORIZONTAL_ALIGNMENT_STRING_TABLE[] =
  70 {
  71   { "BEGIN",  Toolkit::Text::Layout::HORIZONTAL_ALIGN_BEGIN  },
  72   { "CENTER", Toolkit::Text::Layout::HORIZONTAL_ALIGN_CENTER },
  73   { "END",    Toolkit::Text::Layout::HORIZONTAL_ALIGN_END    },
  74 };
  75 const unsigned int HORIZONTAL_ALIGNMENT_STRING_TABLE_COUNT = sizeof( HORIZONTAL_ALIGNMENT_STRING_TABLE ) / sizeof( HORIZONTAL_ALIGNMENT_STRING_TABLE[0] );
  76
  77 const char* const SCROLL_BAR_POSITION("sourcePosition");
  78 const char* const SCROLL_BAR_POSITION_MIN("sourcePositionMin");
  79 const char* const SCROLL_BAR_POSITION_MAX("sourcePositionMax");
  80 const char* const SCROLL_BAR_CONTENT_SIZE("sourceContentSize");
  81
  82 // Type registration
  83 BaseHandle Create()
  84 {
  85   return Toolkit::TextEditor::New();
  86 }
  87
  88 // Setup properties, signals and actions using the type-registry.
  89 DALI_TYPE_REGISTRATION_BEGIN( Toolkit::TextEditor, Toolkit::Control, Create );
  90
  91 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "renderingBackend",                     INTEGER,   RENDERING_BACKEND                    )
  92 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "text",                                 STRING,    TEXT                                 )
  93 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "textColor",                            VECTOR4,   TEXT_COLOR                           )
  94 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "fontFamily",                           STRING,    FONT_FAMILY                          )
  95 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "fontStyle",                            MAP,       FONT_STYLE                           )
  96 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "pointSize",                            FLOAT,     POINT_SIZE                           )
  97 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "horizontalAlignment",                  STRING,    HORIZONTAL_ALIGNMENT                 )
  98 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "scrollThreshold",                      FLOAT,     SCROLL_THRESHOLD                     )
  99 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "scrollSpeed",                          FLOAT,     SCROLL_SPEED                         )
 100 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "primaryCursorColor",                   VECTOR4,   PRIMARY_CURSOR_COLOR                 )
 101 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "secondaryCursorColor",                 VECTOR4,   SECONDARY_CURSOR_COLOR               )
 102 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "enableCursorBlink",                    BOOLEAN,   ENABLE_CURSOR_BLINK                  )
 103 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "cursorBlinkInterval",                  FLOAT,     CURSOR_BLINK_INTERVAL                )
 104 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "cursorBlinkDuration",                  FLOAT,     CURSOR_BLINK_DURATION                )
 105 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "cursorWidth",                          INTEGER,   CURSOR_WIDTH                         )
 106 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "grabHandleImage",                      STRING,    GRAB_HANDLE_IMAGE                    )
 107 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "grabHandlePressedImage",               STRING,    GRAB_HANDLE_PRESSED_IMAGE            )
 108 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "selectionHandleImageLeft",             MAP,       SELECTION_HANDLE_IMAGE_LEFT          )
 109 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "selectionHandleImageRight",            MAP,       SELECTION_HANDLE_IMAGE_RIGHT         )
 110 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "selectionHandlePressedImageLeft",      MAP,       SELECTION_HANDLE_PRESSED_IMAGE_LEFT  )
 111 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "selectionHandlePressedImageRight",     MAP,       SELECTION_HANDLE_PRESSED_IMAGE_RIGHT )
 112 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "selectionHandleMarkerImageLeft",       MAP,       SELECTION_HANDLE_MARKER_IMAGE_LEFT   )
 113 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "selectionHandleMarkerImageRight",      MAP,       SELECTION_HANDLE_MARKER_IMAGE_RIGHT  )
 114 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "selectionHighlightColor",              VECTOR4,   SELECTION_HIGHLIGHT_COLOR            )
 115 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "decorationBoundingBox",                RECTANGLE, DECORATION_BOUNDING_BOX              )
 116 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "enableMarkup",                         BOOLEAN,   ENABLE_MARKUP                        )
 117 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "inputColor",                           VECTOR4,   INPUT_COLOR                          )
 118 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "inputFontFamily",                      STRING,    INPUT_FONT_FAMILY                    )
 119 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "inputFontStyle",                       MAP,       INPUT_FONT_STYLE                     )
 120 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "inputPointSize",                       FLOAT,     INPUT_POINT_SIZE                     )
 121 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "lineSpacing",                          FLOAT,     LINE_SPACING                         )
 122 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "inputLineSpacing",                     FLOAT,     INPUT_LINE_SPACING                   )
 123 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "underline",                            MAP,       UNDERLINE                            )
 124 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "inputUnderline",                       MAP,       INPUT_UNDERLINE                      )
 125 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "shadow",                               MAP,       SHADOW                               )
 126 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "inputShadow",                          MAP,       INPUT_SHADOW                         )
 127 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "emboss",                               MAP,       EMBOSS                               )
 128 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "inputEmboss",                          MAP,       INPUT_EMBOSS                         )
 129 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "outline",                              MAP,       OUTLINE                              )
 130 DALI_PROPERTY_REGISTRATION( Toolkit, TextEditor, "inputOutline",                         MAP,       INPUT_OUTLINE                        )
 131 DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, TextEditor, "smoothScroll",                   BOOLEAN,   SMOOTH_SCROLL                        )
 132 DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, TextEditor, "smoothScrollDuration",           FLOAT,     SMOOTH_SCROLL_DURATION               )
 133 DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, TextEditor, "enableScrollBar",                BOOLEAN,   ENABLE_SCROLL_BAR                    )
 134 DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, TextEditor, "scrollBarShowDuration",          FLOAT,     SCROLL_BAR_SHOW_DURATION             )
 135 DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, TextEditor, "scrollBarFadeDuration",          FLOAT,     SCROLL_BAR_FADE_DURATION             )
 136
 137 DALI_SIGNAL_REGISTRATION( Toolkit, TextEditor, "textChanged",        SIGNAL_TEXT_CHANGED )
 138 DALI_SIGNAL_REGISTRATION( Toolkit, TextEditor, "inputStyleChanged",  SIGNAL_INPUT_STYLE_CHANGED )
 139
 140 DALI_TYPE_REGISTRATION_END()
 141
 142 } // namespace
 143
 144 Toolkit::TextEditor TextEditor::New()
 145 {
 146   // Create the implementation, temporarily owned by this handle on stack
 147   IntrusivePtr< TextEditor > impl = new TextEditor();
 148
 149   // Pass ownership to CustomActor handle
 150   Toolkit::TextEditor handle( *impl );
 151
 152   // Second-phase init of the implementation
 153   // This can only be done after the CustomActor connection has been made...
 154   impl->Initialize();
 155
 156   return handle;
 157 }
 158
 159 void TextEditor::SetProperty( BaseObject* object, Property::Index index, const Property::Value& value )
 160 {
 161   Toolkit::TextEditor textEditor = Toolkit::TextEditor::DownCast( Dali::BaseHandle( object ) );
 162
 163   DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor SetProperty\n");
 164
 165
 166   if( textEditor )
 167   {
 168     TextEditor& impl( GetImpl( textEditor ) );
 169
 170     switch( index )
 171     {
 172       case Toolkit::TextEditor::Property::RENDERING_BACKEND:
 173       {
 174         int backend = value.Get< int >();
 175         DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor %p RENDERING_BACKEND %d\n", impl.mController.Get(), backend );
 176
 177         if( impl.mRenderingBackend != backend )
 178         {
 179           impl.mRenderingBackend = backend;
 180           impl.mRenderer.Reset();
 181           impl.RequestTextRelayout();
 182         }
 183         break;
 184       }
 185       case Toolkit::TextEditor::Property::TEXT:
 186       {
 187         if( impl.mController )
 188         {
 189           const std::string& text = value.Get< std::string >();
 190           DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p TEXT %s\n", impl.mController.Get(), text.c_str() );
 191
 192           impl.mController->SetText( text );
 193         }
 194         break;
 195       }
 196       case Toolkit::TextEditor::Property::TEXT_COLOR:
 197       {
 198         if( impl.mController )
 199         {
 200           const Vector4& textColor = value.Get< Vector4 >();
 201           DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p TEXT_COLOR %f,%f,%f,%f\n", impl.mController.Get(), textColor.r, textColor.g, textColor.b, textColor.a );
 202
 203           if( impl.mController->GetDefaultColor() != textColor )
 204           {
 205             impl.mController->SetDefaultColor( textColor );
 206             impl.mController->SetInputColor( textColor );
 207             impl.mRenderer.Reset();
 208           }
 209         }
 210         break;
 211       }
 212       case Toolkit::TextEditor::Property::FONT_FAMILY:
 213       {
 214         if( impl.mController )
 215         {
 216           const std::string& fontFamily = value.Get< std::string >();
 217           DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p FONT_FAMILY %s\n", impl.mController.Get(), fontFamily.c_str() );
 218           impl.mController->SetDefaultFontFamily( fontFamily );
 219         }
 220         break;
 221       }
 222       case Toolkit::TextEditor::Property::FONT_STYLE:
 223       {
 224         SetFontStyleProperty( impl.mController, value, Text::FontStyle::DEFAULT );
 225         break;
 226       }
 227       case Toolkit::TextEditor::Property::POINT_SIZE:
 228       {
 229         if( impl.mController )
 230         {
 231           const float pointSize = value.Get< float >();
 232           DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p POINT_SIZE %f\n", impl.mController.Get(), pointSize );
 233
 234           if( !Equals( impl.mController->GetDefaultPointSize(), pointSize ) )
 235           {
 236             impl.mController->SetDefaultPointSize( pointSize );
 237           }
 238         }
 239         break;
 240       }
 241       case Toolkit::TextEditor::Property::HORIZONTAL_ALIGNMENT:
 242       {
 243         if( impl.mController )
 244         {
 245           const std::string& alignStr = value.Get< std::string >();
 246           DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p HORIZONTAL_ALIGNMENT %s\n", impl.mController.Get(), alignStr.c_str() );
 247
 248           Layout::HorizontalAlignment alignment( Layout::HORIZONTAL_ALIGN_BEGIN );
 249           if( Scripting::GetEnumeration< Layout::HorizontalAlignment >( alignStr.c_str(),
 250                                                                         HORIZONTAL_ALIGNMENT_STRING_TABLE,
 251                                                                         HORIZONTAL_ALIGNMENT_STRING_TABLE_COUNT,
 252                                                                         alignment ) )
 253           {
 254             impl.mController->SetHorizontalAlignment( alignment );
 255           }
 256         }
 257         break;
 258       }
 259       case Toolkit::TextEditor::Property::SCROLL_THRESHOLD:
 260       {
 261         const float threshold = value.Get< float >();
 262         DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor %p SCROLL_THRESHOLD %f\n", impl.mController.Get(), threshold );
 263
 264         if( impl.mDecorator )
 265         {
 266           impl.mDecorator->SetScrollThreshold( threshold );
 267         }
 268         break;
 269       }
 270       case Toolkit::TextEditor::Property::SCROLL_SPEED:
 271       {
 272         const float speed = value.Get< float >();
 273         DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor %p SCROLL_SPEED %f\n", impl.mController.Get(), speed );
 274
 275         if( impl.mDecorator )
 276         {
 277           impl.mDecorator->SetScrollSpeed( speed );
 278         }
 279         break;
 280       }
 281       case Toolkit::TextEditor::Property::PRIMARY_CURSOR_COLOR:
 282       {
 283         if( impl.mDecorator )
 284         {
 285           const Vector4& color = value.Get< Vector4 >();
 286           DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p PRIMARY_CURSOR_COLOR %f,%f,%f,%f\n", impl.mController.Get(), color.r, color.g, color.b, color.a );
 287
 288           impl.mDecorator->SetCursorColor( PRIMARY_CURSOR, color );
 289           impl.RequestTextRelayout();
 290         }
 291         break;
 292       }
 293       case Toolkit::TextEditor::Property::SECONDARY_CURSOR_COLOR:
 294       {
 295         if( impl.mDecorator )
 296         {
 297           const Vector4& color = value.Get< Vector4 >();
 298           DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p SECONDARY_CURSOR_COLOR %f,%f,%f,%f\n", impl.mController.Get(), color.r, color.g, color.b, color.a );
 299
 300           impl.mDecorator->SetCursorColor( SECONDARY_CURSOR, color );
 301           impl.RequestTextRelayout();
 302         }
 303         break;
 304       }
 305       case Toolkit::TextEditor::Property::ENABLE_CURSOR_BLINK:
 306       {
 307         if( impl.mController )
 308         {
 309           const bool enable = value.Get< bool >();
 310           DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor %p ENABLE_CURSOR_BLINK %d\n", impl.mController.Get(), enable );
 311
 312           impl.mController->SetEnableCursorBlink( enable );
 313           impl.RequestTextRelayout();
 314         }
 315         break;
 316       }
 317       case Toolkit::TextEditor::Property::CURSOR_BLINK_INTERVAL:
 318       {
 319         if( impl.mDecorator )
 320         {
 321           const float interval = value.Get< float >();
 322           DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor %p CURSOR_BLINK_INTERVAL %f\n", impl.mController.Get(), interval );
 323
 324           impl.mDecorator->SetCursorBlinkInterval( interval );
 325         }
 326         break;
 327       }
 328       case Toolkit::TextEditor::Property::CURSOR_BLINK_DURATION:
 329       {
 330         if( impl.mDecorator )
 331         {
 332           const float duration = value.Get< float >();
 333           DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor %p CURSOR_BLINK_DURATION %f\n", impl.mController.Get(), duration );
 334
 335           impl.mDecorator->SetCursorBlinkDuration( duration );
 336         }
 337         break;
 338       }
 339       case Toolkit::TextEditor::Property::CURSOR_WIDTH:
 340       {
 341         if( impl.mDecorator )
 342         {
 343           const int width = value.Get< int >();
 344           DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor %p CURSOR_WIDTH %d\n", impl.mController.Get(), width );
 345
 346           impl.mDecorator->SetCursorWidth( width );
 347           impl.mController->GetLayoutEngine().SetCursorWidth( width );
 348         }
 349         break;
 350       }
 351       case Toolkit::TextEditor::Property::GRAB_HANDLE_IMAGE:
 352       {
 353         const ResourceImage image = ResourceImage::New( value.Get< std::string >() );
 354         DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor %p GRAB_HANDLE_IMAGE %s\n", impl.mController.Get(), image.GetUrl().c_str() );
 355
 356         if( impl.mDecorator )
 357         {
 358           impl.mDecorator->SetHandleImage( GRAB_HANDLE, HANDLE_IMAGE_RELEASED, image );
 359           impl.RequestTextRelayout();
 360         }
 361         break;
 362       }
 363       case Toolkit::TextEditor::Property::GRAB_HANDLE_PRESSED_IMAGE:
 364       {
 365         const ResourceImage image = ResourceImage::New( value.Get< std::string >() );
 366         DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor %p GRAB_HANDLE_PRESSED_IMAGE %s\n", impl.mController.Get(), image.GetUrl().c_str() );
 367
 368         if( impl.mDecorator )
 369         {
 370           impl.mDecorator->SetHandleImage( GRAB_HANDLE, HANDLE_IMAGE_PRESSED, image );
 371           impl.RequestTextRelayout();
 372         }
 373         break;
 374       }
 375       case Toolkit::TextEditor::Property::SELECTION_HANDLE_IMAGE_LEFT:
 376       {
 377         const Image image = Scripting::NewImage( value );
 378
 379         if( impl.mDecorator && image )
 380         {
 381           impl.mDecorator->SetHandleImage( LEFT_SELECTION_HANDLE, HANDLE_IMAGE_RELEASED, image );
 382           impl.RequestTextRelayout();
 383         }
 384         break;
 385       }
 386       case Toolkit::TextEditor::Property::SELECTION_HANDLE_IMAGE_RIGHT:
 387       {
 388         const Image image = Scripting::NewImage( value );
 389
 390         if( impl.mDecorator && image )
 391         {
 392           impl.mDecorator->SetHandleImage( RIGHT_SELECTION_HANDLE, HANDLE_IMAGE_RELEASED, image );
 393           impl.RequestTextRelayout();
 394         }
 395         break;
 396       }
 397       case Toolkit::TextEditor::Property::SELECTION_HANDLE_PRESSED_IMAGE_LEFT:
 398       {
 399         const Image image = Scripting::NewImage( value );
 400
 401         if( impl.mDecorator && image )
 402         {
 403           impl.mDecorator->SetHandleImage( LEFT_SELECTION_HANDLE, HANDLE_IMAGE_PRESSED, image );
 404           impl.RequestTextRelayout();
 405         }
 406         break;
 407       }
 408       case Toolkit::TextEditor::Property::SELECTION_HANDLE_PRESSED_IMAGE_RIGHT:
 409       {
 410         const Image image = Scripting::NewImage( value );
 411
 412         if( impl.mDecorator && image )
 413         {
 414           impl.mDecorator->SetHandleImage( RIGHT_SELECTION_HANDLE, HANDLE_IMAGE_PRESSED, image );
 415           impl.RequestTextRelayout();
 416         }
 417         break;
 418       }
 419       case Toolkit::TextEditor::Property::SELECTION_HANDLE_MARKER_IMAGE_LEFT:
 420       {
 421         const Image image = Scripting::NewImage( value );
 422
 423         if( impl.mDecorator && image )
 424         {
 425           impl.mDecorator->SetHandleImage( LEFT_SELECTION_HANDLE_MARKER, HANDLE_IMAGE_RELEASED, image );
 426           impl.RequestTextRelayout();
 427         }
 428         break;
 429       }
 430       case Toolkit::TextEditor::Property::SELECTION_HANDLE_MARKER_IMAGE_RIGHT:
 431       {
 432         const Image image = Scripting::NewImage( value );
 433
 434         if( impl.mDecorator && image )
 435         {
 436           impl.mDecorator->SetHandleImage( RIGHT_SELECTION_HANDLE_MARKER, HANDLE_IMAGE_RELEASED, image );
 437           impl.RequestTextRelayout();
 438         }
 439         break;
 440       }
 441       case Toolkit::TextEditor::Property::SELECTION_HIGHLIGHT_COLOR:
 442       {
 443         const Vector4 color = value.Get< Vector4 >();
 444         DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p SELECTION_HIGHLIGHT_COLOR %f,%f,%f,%f\n", impl.mController.Get(), color.r, color.g, color.b, color.a );
 445
 446         if( impl.mDecorator )
 447         {
 448           impl.mDecorator->SetHighlightColor( color );
 449           impl.RequestTextRelayout();
 450         }
 451         break;
 452       }
 453       case Toolkit::TextEditor::Property::DECORATION_BOUNDING_BOX:
 454       {
 455         if( impl.mDecorator )
 456         {
 457           const Rect<int>& box = value.Get< Rect<int> >();
 458           DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p DECORATION_BOUNDING_BOX %d,%d %dx%d\n", impl.mController.Get(), box.x, box.y, box.width, box.height );
 459
 460           impl.mDecorator->SetBoundingBox( box );
 461           impl.RequestTextRelayout();
 462         }
 463         break;
 464       }
 465       case Toolkit::TextEditor::Property::ENABLE_MARKUP:
 466       {
 467         if( impl.mController )
 468         {
 469           const bool enableMarkup = value.Get<bool>();
 470           DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p ENABLE_MARKUP %d\n", impl.mController.Get(), enableMarkup );
 471
 472           impl.mController->SetMarkupProcessorEnabled( enableMarkup );
 473         }
 474         break;
 475       }
 476       case Toolkit::TextEditor::Property::INPUT_COLOR:
 477       {
 478         if( impl.mController )
 479         {
 480           const Vector4& inputColor = value.Get< Vector4 >();
 481           DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p INPUT_COLOR %f,%f,%f,%f\n", impl.mController.Get(), inputColor.r, inputColor.g, inputColor.b, inputColor.a );
 482
 483           impl.mController->SetInputColor( inputColor );
 484         }
 485         break;
 486       }
 487       case Toolkit::TextEditor::Property::INPUT_FONT_FAMILY:
 488       {
 489         if( impl.mController )
 490         {
 491           const std::string& fontFamily = value.Get< std::string >();
 492           DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p INPUT_FONT_FAMILY %s\n", impl.mController.Get(), fontFamily.c_str() );
 493           impl.mController->SetInputFontFamily( fontFamily );
 494         }
 495         break;
 496       }
 497       case Toolkit::TextEditor::Property::INPUT_FONT_STYLE:
 498       {
 499         SetFontStyleProperty( impl.mController, value, Text::FontStyle::INPUT );
 500         break;
 501       }
 502       case Toolkit::TextEditor::Property::INPUT_POINT_SIZE:
 503       {
 504         if( impl.mController )
 505         {
 506           const float pointSize = value.Get< float >();
 507           DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p INPUT_POINT_SIZE %f\n", impl.mController.Get(), pointSize );
 508           impl.mController->SetInputFontPointSize( pointSize );
 509         }
 510         break;
 511       }
 512       case Toolkit::TextEditor::Property::LINE_SPACING:
 513       {
 514         if( impl.mController )
 515         {
 516           const float lineSpacing = value.Get<float>();
 517           impl.mController->SetDefaultLineSpacing( lineSpacing );
 518           impl.mRenderer.Reset();
 519         }
 520         break;
 521       }
 522       case Toolkit::TextEditor::Property::INPUT_LINE_SPACING:
 523       {
 524         if( impl.mController )
 525         {
 526           const float lineSpacing = value.Get<float>();
 527           impl.mController->SetInputLineSpacing( lineSpacing );
 528           impl.mRenderer.Reset();
 529         }
 530         break;
 531       }
 532       case Toolkit::TextEditor::Property::UNDERLINE:
 533       {
 534         const bool update = SetUnderlineProperties( impl.mController, value, Text::EffectStyle::DEFAULT );
 535         if( update )
 536         {
 537           impl.mRenderer.Reset();
 538         }
 539         break;
 540       }
 541       case Toolkit::TextEditor::Property::INPUT_UNDERLINE:
 542       {
 543         const bool update = SetUnderlineProperties( impl.mController, value, Text::EffectStyle::INPUT );
 544         if( update )
 545         {
 546           impl.mRenderer.Reset();
 547         }
 548         break;
 549       }
 550       case Toolkit::TextEditor::Property::SHADOW:
 551       {
 552         const bool update = SetShadowProperties( impl.mController, value, Text::EffectStyle::DEFAULT );
 553         if( update )
 554         {
 555           impl.mRenderer.Reset();
 556         }
 557         break;
 558       }
 559       case Toolkit::TextEditor::Property::INPUT_SHADOW:
 560       {
 561         const bool update = SetShadowProperties( impl.mController, value, Text::EffectStyle::INPUT );
 562         if( update )
 563         {
 564           impl.mRenderer.Reset();
 565         }
 566         break;
 567       }
 568       case Toolkit::TextEditor::Property::EMBOSS:
 569       {
 570         const bool update = SetEmbossProperties( impl.mController, value, Text::EffectStyle::DEFAULT );
 571         if( update )
 572         {
 573           impl.mRenderer.Reset();
 574         }
 575         break;
 576       }
 577       case Toolkit::TextEditor::Property::INPUT_EMBOSS:
 578       {
 579         const bool update = SetEmbossProperties( impl.mController, value, Text::EffectStyle::INPUT );
 580         if( update )
 581         {
 582           impl.mRenderer.Reset();
 583         }
 584         break;
 585       }
 586       case Toolkit::TextEditor::Property::OUTLINE:
 587       {
 588         const bool update = SetOutlineProperties( impl.mController, value, Text::EffectStyle::DEFAULT );
 589         if( update )
 590         {
 591           impl.mRenderer.Reset();
 592         }
 593         break;
 594       }
 595       case Toolkit::TextEditor::Property::INPUT_OUTLINE:
 596       {
 597         const bool update = SetOutlineProperties( impl.mController, value, Text::EffectStyle::INPUT );
 598         if( update )
 599         {
 600           impl.mRenderer.Reset();
 601         }
 602         break;
 603       }
 604       case Toolkit::DevelTextEditor::Property::SMOOTH_SCROLL:
 605       {
 606         const bool enable = value.Get< bool >();
 607         DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor SMOOTH_SCROLL %d\n", enable );
 608
 609         impl.mScrollAnimationEnabled = enable;
 610         break;
 611       }
 612       case Toolkit::DevelTextEditor::Property::SMOOTH_SCROLL_DURATION:
 613       {
 614         const float duration = value.Get< float >();
 615         DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor SMOOTH_SCROLL_DURATION %f\n", duration );
 616
 617         impl.mScrollAnimationDuration = duration;
 618         if ( impl.mTextVerticalScroller )
 619         {
 620           impl.mTextVerticalScroller->SetDuration( duration );
 621         }
 622         break;
 623       }
 624       case Toolkit::DevelTextEditor::Property::ENABLE_SCROLL_BAR:
 625       {
 626         const bool enable = value.Get< bool >();
 627         DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor SHOW_SCROLL_BAR %d\n", enable );
 628
 629         impl.mScrollBarEnabled = enable;
 630         break;
 631       }
 632       case Toolkit::DevelTextEditor::Property::SCROLL_BAR_SHOW_DURATION:
 633       {
 634         const float duration = value.Get< float >();
 635         DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor SCROLL_BAR_SHOW_DURATION %f\n", duration );
 636
 637         impl.mAnimationPeriod.delaySeconds = duration;
 638         break;
 639       }
 640       case Toolkit::DevelTextEditor::Property::SCROLL_BAR_FADE_DURATION:
 641       {
 642         const float duration = value.Get< float >();
 643         DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor SCROLL_BAR_FADE_DURATION %f\n", duration );
 644
 645         impl.mAnimationPeriod.durationSeconds = duration;
 646         break;
 647       }
 648     } // switch
 649   } // texteditor
 650 }
 651
 652 Property::Value TextEditor::GetProperty( BaseObject* object, Property::Index index )
 653 {
 654   Property::Value value;
 655
 656   Toolkit::TextEditor textEditor = Toolkit::TextEditor::DownCast( Dali::BaseHandle( object ) );
 657
 658   if( textEditor )
 659   {
 660     TextEditor& impl( GetImpl( textEditor ) );
 661
 662     switch( index )
 663     {
 664       case Toolkit::TextEditor::Property::RENDERING_BACKEND:
 665       {
 666         value = impl.mRenderingBackend;
 667         break;
 668       }
 669       case Toolkit::TextEditor::Property::TEXT:
 670       {
 671         if( impl.mController )
 672         {
 673           std::string text;
 674           impl.mController->GetText( text );
 675           DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p returning text: %s\n", impl.mController.Get(), text.c_str() );
 676           value = text;
 677         }
 678         break;
 679       }
 680       case Toolkit::TextEditor::Property::TEXT_COLOR:
 681       {
 682         if ( impl.mController )
 683         {
 684           value = impl.mController->GetDefaultColor();
 685         }
 686         break;
 687       }
 688       case Toolkit::TextEditor::Property::FONT_FAMILY:
 689       {
 690         if( impl.mController )
 691         {
 692           value = impl.mController->GetDefaultFontFamily();
 693         }
 694         break;
 695       }
 696       case Toolkit::TextEditor::Property::FONT_STYLE:
 697       {
 698         GetFontStyleProperty( impl.mController, value, Text::FontStyle::DEFAULT );
 699         break;
 700       }
 701       case Toolkit::TextEditor::Property::POINT_SIZE:
 702       {
 703         if( impl.mController )
 704         {
 705           value = impl.mController->GetDefaultPointSize();
 706         }
 707         break;
 708       }
 709       case Toolkit::TextEditor::Property::HORIZONTAL_ALIGNMENT:
 710       {
 711         if( impl.mController )
 712         {
 713           const char* name = Scripting::GetEnumerationName< Toolkit::Text::Layout::HorizontalAlignment >( impl.mController->GetHorizontalAlignment(),
 714                                                                                                           HORIZONTAL_ALIGNMENT_STRING_TABLE,
 715                                                                                                           HORIZONTAL_ALIGNMENT_STRING_TABLE_COUNT );
 716           if( name )
 717           {
 718             value = std::string( name );
 719           }
 720         }
 721         break;
 722       }
 723       case Toolkit::TextEditor::Property::SCROLL_THRESHOLD:
 724       {
 725         if( impl.mDecorator )
 726         {
 727           value = impl.mDecorator->GetScrollThreshold();
 728         }
 729         break;
 730       }
 731       case Toolkit::TextEditor::Property::SCROLL_SPEED:
 732       {
 733         if( impl.mDecorator )
 734         {
 735           value = impl.mDecorator->GetScrollSpeed();
 736         }
 737         break;
 738       }
 739       case Toolkit::TextEditor::Property::PRIMARY_CURSOR_COLOR:
 740       {
 741         if( impl.mDecorator )
 742         {
 743           value = impl.mDecorator->GetColor( PRIMARY_CURSOR );
 744         }
 745         break;
 746       }
 747       case Toolkit::TextEditor::Property::SECONDARY_CURSOR_COLOR:
 748       {
 749         if( impl.mDecorator )
 750         {
 751           value = impl.mDecorator->GetColor( SECONDARY_CURSOR );
 752         }
 753         break;
 754       }
 755       case Toolkit::TextEditor::Property::ENABLE_CURSOR_BLINK:
 756       {
 757         value = impl.mController->GetEnableCursorBlink();
 758         break;
 759       }
 760       case Toolkit::TextEditor::Property::CURSOR_BLINK_INTERVAL:
 761       {
 762         if( impl.mDecorator )
 763         {
 764           value = impl.mDecorator->GetCursorBlinkInterval();
 765         }
 766         break;
 767       }
 768       case Toolkit::TextEditor::Property::CURSOR_BLINK_DURATION:
 769       {
 770         if( impl.mDecorator )
 771         {
 772           value = impl.mDecorator->GetCursorBlinkDuration();
 773         }
 774         break;
 775       }
 776       case Toolkit::TextEditor::Property::CURSOR_WIDTH:
 777       {
 778         if( impl.mDecorator )
 779         {
 780           value = impl.mDecorator->GetCursorWidth();
 781         }
 782         break;
 783       }
 784       case Toolkit::TextEditor::Property::GRAB_HANDLE_IMAGE:
 785       {
 786         if( impl.mDecorator )
 787         {
 788           ResourceImage image = ResourceImage::DownCast( impl.mDecorator->GetHandleImage( GRAB_HANDLE, HANDLE_IMAGE_RELEASED ) );
 789           if( image )
 790           {
 791             value = image.GetUrl();
 792           }
 793         }
 794         break;
 795       }
 796       case Toolkit::TextEditor::Property::GRAB_HANDLE_PRESSED_IMAGE:
 797       {
 798         if( impl.mDecorator )
 799         {
 800           ResourceImage image = ResourceImage::DownCast( impl.mDecorator->GetHandleImage( GRAB_HANDLE, HANDLE_IMAGE_PRESSED ) );
 801           if( image )
 802           {
 803             value = image.GetUrl();
 804           }
 805         }
 806         break;
 807       }
 808       case Toolkit::TextEditor::Property::SELECTION_HANDLE_IMAGE_LEFT:
 809       {
 810         impl.GetHandleImagePropertyValue( value, LEFT_SELECTION_HANDLE, HANDLE_IMAGE_RELEASED );
 811         break;
 812       }
 813       case Toolkit::TextEditor::Property::SELECTION_HANDLE_IMAGE_RIGHT:
 814       {
 815         impl.GetHandleImagePropertyValue( value, RIGHT_SELECTION_HANDLE, HANDLE_IMAGE_RELEASED ) ;
 816         break;
 817       }
 818       case Toolkit::TextEditor::Property::SELECTION_HANDLE_PRESSED_IMAGE_LEFT:
 819       {
 820         impl.GetHandleImagePropertyValue( value, LEFT_SELECTION_HANDLE, HANDLE_IMAGE_PRESSED );
 821         break;
 822       }
 823       case Toolkit::TextEditor::Property::SELECTION_HANDLE_PRESSED_IMAGE_RIGHT:
 824       {
 825         impl.GetHandleImagePropertyValue( value, RIGHT_SELECTION_HANDLE, HANDLE_IMAGE_PRESSED );
 826         break;
 827       }
 828       case Toolkit::TextEditor::Property::SELECTION_HANDLE_MARKER_IMAGE_LEFT:
 829       {
 830         impl.GetHandleImagePropertyValue( value, LEFT_SELECTION_HANDLE_MARKER, HANDLE_IMAGE_RELEASED );
 831         break;
 832       }
 833       case Toolkit::TextEditor::Property::SELECTION_HANDLE_MARKER_IMAGE_RIGHT:
 834       {
 835         impl.GetHandleImagePropertyValue( value, RIGHT_SELECTION_HANDLE_MARKER, HANDLE_IMAGE_RELEASED );
 836         break;
 837       }
 838       case Toolkit::TextEditor::Property::SELECTION_HIGHLIGHT_COLOR:
 839       {
 840         if( impl.mDecorator )
 841         {
 842           value = impl.mDecorator->GetHighlightColor();
 843         }
 844         break;
 845       }
 846       case Toolkit::TextEditor::Property::DECORATION_BOUNDING_BOX:
 847       {
 848         if( impl.mDecorator )
 849         {
 850           Rect<int> boundingBox;
 851           impl.mDecorator->GetBoundingBox( boundingBox );
 852           value = boundingBox;
 853         }
 854         break;
 855       }
 856       case Toolkit::TextEditor::Property::ENABLE_MARKUP:
 857       {
 858         if( impl.mController )
 859         {
 860           value = impl.mController->IsMarkupProcessorEnabled();
 861         }
 862         break;
 863       }
 864       case Toolkit::TextEditor::Property::INPUT_COLOR:
 865       {
 866         if( impl.mController )
 867         {
 868           value = impl.mController->GetInputColor();
 869         }
 870         break;
 871       }
 872       case Toolkit::TextEditor::Property::INPUT_FONT_FAMILY:
 873       {
 874         if( impl.mController )
 875         {
 876           value = impl.mController->GetInputFontFamily();
 877         }
 878         break;
 879       }
 880       case Toolkit::TextEditor::Property::INPUT_FONT_STYLE:
 881       {
 882         GetFontStyleProperty( impl.mController, value, Text::FontStyle::INPUT );
 883         break;
 884       }
 885       case Toolkit::TextEditor::Property::INPUT_POINT_SIZE:
 886       {
 887         if( impl.mController )
 888         {
 889           value = impl.mController->GetInputFontPointSize();
 890         }
 891         break;
 892       }
 893       case Toolkit::TextEditor::Property::LINE_SPACING:
 894       {
 895         if( impl.mController )
 896         {
 897           value = impl.mController->GetDefaultLineSpacing();
 898         }
 899         break;
 900       }
 901       case Toolkit::TextEditor::Property::INPUT_LINE_SPACING:
 902       {
 903         if( impl.mController )
 904         {
 905           value = impl.mController->GetInputLineSpacing();
 906         }
 907         break;
 908       }
 909       case Toolkit::TextEditor::Property::UNDERLINE:
 910       {
 911         GetUnderlineProperties( impl.mController, value, Text::EffectStyle::DEFAULT );
 912         break;
 913       }
 914       case Toolkit::TextEditor::Property::INPUT_UNDERLINE:
 915       {
 916         GetUnderlineProperties( impl.mController, value, Text::EffectStyle::INPUT );
 917         break;
 918       }
 919       case Toolkit::TextEditor::Property::SHADOW:
 920       {
 921         GetShadowProperties( impl.mController, value, Text::EffectStyle::DEFAULT );
 922         break;
 923       }
 924       case Toolkit::TextEditor::Property::INPUT_SHADOW:
 925       {
 926         GetShadowProperties( impl.mController, value, Text::EffectStyle::INPUT );
 927         break;
 928       }
 929       case Toolkit::TextEditor::Property::EMBOSS:
 930       {
 931         GetEmbossProperties( impl.mController, value, Text::EffectStyle::DEFAULT );
 932         break;
 933       }
 934       case Toolkit::TextEditor::Property::INPUT_EMBOSS:
 935       {
 936         GetEmbossProperties( impl.mController, value, Text::EffectStyle::INPUT );
 937         break;
 938       }
 939       case Toolkit::TextEditor::Property::OUTLINE:
 940       {
 941         GetOutlineProperties( impl.mController, value, Text::EffectStyle::DEFAULT );
 942         break;
 943       }
 944       case Toolkit::TextEditor::Property::INPUT_OUTLINE:
 945       {
 946         GetOutlineProperties( impl.mController, value, Text::EffectStyle::INPUT );
 947         break;
 948       }
 949       case Toolkit::DevelTextEditor::Property::SMOOTH_SCROLL:
 950       {
 951         value = impl.mScrollAnimationEnabled;
 952         break;
 953       }
 954       case Toolkit::DevelTextEditor::Property::SMOOTH_SCROLL_DURATION:
 955       {
 956         value = impl.mScrollAnimationDuration;
 957         break;
 958       }
 959       case Toolkit::DevelTextEditor::Property::ENABLE_SCROLL_BAR:
 960       {
 961         value = impl.mScrollBarEnabled;
 962         break;
 963       }
 964       case Toolkit::DevelTextEditor::Property::SCROLL_BAR_SHOW_DURATION:
 965       {
 966         value = impl.mAnimationPeriod.delaySeconds;
 967         break;
 968       }
 969       case Toolkit::DevelTextEditor::Property::SCROLL_BAR_FADE_DURATION:
 970       {
 971         value = impl.mAnimationPeriod.durationSeconds;
 972         break;
 973       }
 974     } //switch
 975   }
 976
 977   return value;
 978 }
 979
 980 bool TextEditor::DoConnectSignal( BaseObject* object, ConnectionTrackerInterface* tracker, const std::string& signalName, FunctorDelegate* functor )
 981 {
 982   Dali::BaseHandle handle( object );
 983
 984   bool connected( true );
 985   Toolkit::TextEditor editor = Toolkit::TextEditor::DownCast( handle );
 986
 987   if( 0 == strcmp( signalName.c_str(), SIGNAL_TEXT_CHANGED ) )
 988   {
 989     editor.TextChangedSignal().Connect( tracker, functor );
 990   }
 991   else if( 0 == strcmp( signalName.c_str(), SIGNAL_INPUT_STYLE_CHANGED ) )
 992   {
 993     editor.InputStyleChangedSignal().Connect( tracker, functor );
 994   }
 995   else
 996   {
 997     // signalName does not match any signal
 998     connected = false;
 999   }
1000
1001   return connected;
1002 }
1003
1004 Toolkit::TextEditor::TextChangedSignalType& TextEditor::TextChangedSignal()
1005 {
1006   return mTextChangedSignal;
1007 }
1008
1009 Toolkit::TextEditor::InputStyleChangedSignalType& TextEditor::InputStyleChangedSignal()
1010 {
1011   return mInputStyleChangedSignal;
1012 }
1013
1014 void TextEditor::OnInitialize()
1015 {
1016   Actor self = Self();
1017
1018   mController = Text::Controller::New( this, this );
1019
1020   mDecorator = Text::Decorator::New( *mController,
1021                                      *mController );
1022
1023   mController->GetLayoutEngine().SetLayout( Layout::Engine::MULTI_LINE_BOX );
1024
1025   // Enables the text input.
1026   mController->EnableTextInput( mDecorator );
1027
1028   // Enables the vertical scrolling after the text input has been enabled.
1029   mController->SetVerticalScrollEnabled( true );
1030
1031   // Disables the horizontal scrolling.
1032   mController->SetHorizontalScrollEnabled( false );
1033
1034   // Sets the maximum number of characters.
1035   mController->SetMaximumNumberOfCharacters( std::numeric_limits<Length>::max() );
1036
1037   // Enable the smooth handle panning.
1038   mController->SetSmoothHandlePanEnabled( true );
1039
1040   // Forward input events to controller
1041   EnableGestureDetection( static_cast<Gesture::Type>( Gesture::Tap | Gesture::Pan | Gesture::LongPress ) );
1042   GetTapGestureDetector().SetMaximumTapsRequired( 2 );
1043
1044   mImfManager = ImfManager::Get();
1045
1046   self.TouchSignal().Connect( this, &TextEditor::OnTouched );
1047
1048   // Set BoundingBox to stage size if not already set.
1049   Rect<int> boundingBox;
1050   mDecorator->GetBoundingBox( boundingBox );
1051
1052   if( boundingBox.IsEmpty() )
1053   {
1054     Vector2 stageSize = Dali::Stage::GetCurrent().GetSize();
1055     mDecorator->SetBoundingBox( Rect<int>( 0.0f, 0.0f, stageSize.width, stageSize.height ) );
1056   }
1057
1058   // Whether to flip the selection handles as soon as they cross.
1059   mDecorator->FlipSelectionHandlesOnCrossEnabled( true );
1060
1061   // Set the default scroll speed.
1062   mDecorator->SetScrollSpeed( DEFAULT_SCROLL_SPEED );
1063
1064   // Fill-parent area by default
1065   self.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH );
1066   self.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::HEIGHT );
1067   self.OnStageSignal().Connect( this, &TextEditor::OnStageConnect );
1068
1069   // Creates an extra control to be used as stencil buffer.
1070   mStencil = Control::New();
1071   mStencil.SetAnchorPoint( AnchorPoint::CENTER );
1072   mStencil.SetParentOrigin( ParentOrigin::CENTER );
1073
1074   // Creates a background visual. Even if the color is transparent it updates the stencil.
1075   mStencil.SetProperty( Toolkit::Control::Property::BACKGROUND,
1076                         Property::Map().Add( Toolkit::Visual::Property::TYPE, DevelVisual::COLOR ).
1077                         Add( ColorVisual::Property::MIX_COLOR, Color::TRANSPARENT ) );
1078
1079   // Enable the clipping property.
1080   mStencil.SetProperty( Actor::Property::CLIPPING_MODE, ClippingMode::CLIP_CHILDREN );
1081   mStencil.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
1082
1083   self.Add( mStencil );
1084 }
1085
1086 void TextEditor::OnStyleChange( Toolkit::StyleManager styleManager, StyleChange::Type change )
1087 {
1088   DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor::OnStyleChange\n");
1089
1090   switch ( change )
1091   {
1092     case StyleChange::DEFAULT_FONT_CHANGE:
1093     {
1094       DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor::OnStyleChange DEFAULT_FONT_CHANGE\n");
1095       const std::string& newFont = GetImpl( styleManager ).GetDefaultFontFamily();
1096       // Property system did not set the font so should update it.
1097       mController->UpdateAfterFontChange( newFont );
1098       break;
1099     }
1100
1101     case StyleChange::DEFAULT_FONT_SIZE_CHANGE:
1102     {
1103       GetImpl( styleManager ).ApplyThemeStyle( Toolkit::Control( GetOwner() ) );
1104       break;
1105     }
1106     case StyleChange::THEME_CHANGE:
1107     {
1108       GetImpl( styleManager ).ApplyThemeStyle( Toolkit::Control( GetOwner() ) );
1109       break;
1110     }
1111   }
1112 }
1113
1114 Vector3 TextEditor::GetNaturalSize()
1115 {
1116   return mController->GetNaturalSize();
1117 }
1118
1119 float TextEditor::GetHeightForWidth( float width )
1120 {
1121   return mController->GetHeightForWidth( width );
1122 }
1123
1124 void TextEditor::OnRelayout( const Vector2& size, RelayoutContainer& container )
1125 {
1126   DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor OnRelayout\n");
1127
1128   const Text::Controller::UpdateTextType updateTextType = mController->Relayout( size );
1129
1130   if( ( Text::Controller::NONE_UPDATED != updateTextType ) ||
1131       !mRenderer )
1132   {
1133     DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor::OnRelayout %p Displaying new contents\n", mController.Get() );
1134
1135     if( mDecorator &&
1136         ( Text::Controller::NONE_UPDATED != ( Text::Controller::DECORATOR_UPDATED & updateTextType ) ) )
1137     {
1138       mDecorator->Relayout( size );
1139     }
1140
1141     if( !mRenderer )
1142     {
1143       mRenderer = Backend::Get().NewRenderer( mRenderingBackend );
1144     }
1145
1146     RenderText( updateTextType );
1147   }
1148
1149   // The text-editor emits signals when the input style changes. These changes of style are
1150   // detected during the relayout process (size negotiation), i.e after the cursor has been moved. Signals
1151   // can't be emitted during the size negotiation as the callbacks may update the UI.
1152   // The text-editor adds an idle callback to the adaptor to emit the signals after the size negotiation.
1153   if( !mController->IsInputStyleChangedSignalsQueueEmpty() )
1154   {
1155     if( Adaptor::IsAvailable() )
1156     {
1157       Adaptor& adaptor = Adaptor::Get();
1158
1159       if( NULL == mIdleCallback )
1160       {
1161         // @note: The callback manager takes the ownership of the callback object.
1162         mIdleCallback = MakeCallback( this, &TextEditor::OnIdleSignal );
1163         adaptor.AddIdle( mIdleCallback );
1164       }
1165     }
1166   }
1167 }
1168
1169 void TextEditor::RenderText( Text::Controller::UpdateTextType updateTextType )
1170 {
1171   Actor renderableActor;
1172
1173   if( Text::Controller::NONE_UPDATED != ( Text::Controller::MODEL_UPDATED & updateTextType ) )
1174   {
1175     if( mRenderer )
1176     {
1177       renderableActor = mRenderer->Render( mController->GetView(),
1178                                            mAlignmentOffset,
1179                                            DepthIndex::CONTENT );
1180     }
1181
1182     if( renderableActor != mRenderableActor )
1183     {
1184       UnparentAndReset( mRenderableActor );
1185       mRenderableActor = renderableActor;
1186     }
1187   }
1188
1189   if( mRenderableActor )
1190   {
1191     // Make sure the actors are parented correctly with/without clipping
1192     Actor self = mStencil ? mStencil : Self();
1193
1194     for( std::vector<Actor>::const_iterator it = mClippingDecorationActors.begin(),
1195            endIt = mClippingDecorationActors.end();
1196          it != endIt;
1197          ++it )
1198     {
1199       self.Add( *it );
1200     }
1201     mClippingDecorationActors.clear();
1202
1203     self.Add( mRenderableActor );
1204
1205     ApplyScrollPosition();
1206   }
1207   UpdateScrollBar();
1208 }
1209
1210 void TextEditor::OnKeyInputFocusGained()
1211 {
1212   DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor::OnKeyInputFocusGained %p\n", mController.Get() );
1213
1214   mImfManager.StatusChangedSignal().Connect( this, &TextEditor::KeyboardStatusChanged );
1215
1216   mImfManager.EventReceivedSignal().Connect( this, &TextEditor::OnImfEvent );
1217
1218   // Notify that the text editing start.
1219   mImfManager.Activate();
1220
1221   // When window gain lost focus, the imf manager is deactivated. Thus when window gain focus again, the imf manager must be activated.
1222   mImfManager.SetRestoreAfterFocusLost( true );
1223
1224    ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
1225
1226    if ( notifier )
1227    {
1228       notifier.ContentSelectedSignal().Connect( this, &TextEditor::OnClipboardTextSelected );
1229    }
1230
1231   mController->KeyboardFocusGainEvent(); // Called in the case of no virtual keyboard to trigger this event
1232
1233   EmitKeyInputFocusSignal( true ); // Calls back into the Control hence done last.
1234 }
1235
1236 void TextEditor::OnKeyInputFocusLost()
1237 {
1238   DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor:OnKeyInputFocusLost %p\n", mController.Get() );
1239
1240   mImfManager.StatusChangedSignal().Disconnect( this, &TextEditor::KeyboardStatusChanged );
1241
1242   // The text editing is finished. Therefore the imf manager don't have restore activation.
1243   mImfManager.SetRestoreAfterFocusLost( false );
1244
1245   // Notify that the text editing finish.
1246   mImfManager.Deactivate();
1247
1248   mImfManager.EventReceivedSignal().Disconnect( this, &TextEditor::OnImfEvent );
1249
1250   ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
1251
1252   if ( notifier )
1253   {
1254     notifier.ContentSelectedSignal().Disconnect( this, &TextEditor::OnClipboardTextSelected );
1255   }
1256
1257   mController->KeyboardFocusLostEvent();
1258
1259   EmitKeyInputFocusSignal( false ); // Calls back into the Control hence done last.
1260 }
1261
1262 void TextEditor::OnTap( const TapGesture& gesture )
1263 {
1264   DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor::OnTap %p\n", mController.Get() );
1265
1266   mImfManager.Activate();
1267
1268   // Deliver the tap before the focus event to controller; this allows us to detect when focus is gained due to tap-gestures
1269   mController->TapEvent( gesture.numberOfTaps, gesture.localPoint.x, gesture.localPoint.y );
1270
1271   SetKeyInputFocus();
1272 }
1273
1274 void TextEditor::OnPan( const PanGesture& gesture )
1275 {
1276   mController->PanEvent( gesture.state, gesture.displacement );
1277 }
1278
1279 void TextEditor::OnLongPress( const LongPressGesture& gesture )
1280 {
1281   mImfManager.Activate();
1282
1283   mController->LongPressEvent( gesture.state, gesture.localPoint.x, gesture.localPoint.y );
1284
1285   SetKeyInputFocus();
1286 }
1287
1288 bool TextEditor::OnKeyEvent( const KeyEvent& event )
1289 {
1290   DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor::OnKeyEvent %p keyCode %d\n", mController.Get(), event.keyCode );
1291
1292   if( Dali::DALI_KEY_ESCAPE == event.keyCode ) // Make a Dali key code for this
1293   {
1294     // Make sure ClearKeyInputFocus when only key is up
1295     if( event.state == KeyEvent::Up )
1296     {
1297       ClearKeyInputFocus();
1298     }
1299
1300     return true;
1301   }
1302
1303   return mController->KeyEvent( event );
1304 }
1305
1306 void TextEditor::RequestTextRelayout()
1307 {
1308   RelayoutRequest();
1309 }
1310
1311 void TextEditor::TextChanged()
1312 {
1313   Dali::Toolkit::TextEditor handle( GetOwner() );
1314   mTextChangedSignal.Emit( handle );
1315 }
1316
1317 void TextEditor::MaxLengthReached()
1318 {
1319   // Nothing to do as TextEditor doesn't emit a max length reached signal.
1320 }
1321
1322 void TextEditor::InputStyleChanged( Text::InputStyle::Mask inputStyleMask )
1323 {
1324   Dali::Toolkit::TextEditor handle( GetOwner() );
1325
1326   Toolkit::TextEditor::InputStyle::Mask editorInputStyleMask = Toolkit::TextEditor::InputStyle::NONE;
1327
1328   if( InputStyle::NONE != static_cast<InputStyle::Mask>( inputStyleMask & InputStyle::INPUT_COLOR ) )
1329   {
1330     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>( editorInputStyleMask | Toolkit::TextEditor::InputStyle::COLOR );
1331   }
1332   if( InputStyle::NONE != static_cast<InputStyle::Mask>( inputStyleMask & InputStyle::INPUT_FONT_FAMILY ) )
1333   {
1334     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>( editorInputStyleMask | Toolkit::TextEditor::InputStyle::FONT_FAMILY );
1335   }
1336   if( InputStyle::NONE != static_cast<InputStyle::Mask>( inputStyleMask & InputStyle::INPUT_POINT_SIZE ) )
1337   {
1338     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>( editorInputStyleMask | Toolkit::TextEditor::InputStyle::POINT_SIZE );
1339   }
1340   if( InputStyle::NONE != static_cast<InputStyle::Mask>( inputStyleMask & InputStyle::INPUT_FONT_WEIGHT ) )
1341   {
1342     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>( editorInputStyleMask | Toolkit::TextEditor::InputStyle::FONT_STYLE );
1343   }
1344   if( InputStyle::NONE != static_cast<InputStyle::Mask>( inputStyleMask & InputStyle::INPUT_FONT_WIDTH ) )
1345   {
1346     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>( editorInputStyleMask | Toolkit::TextEditor::InputStyle::FONT_STYLE );
1347   }
1348   if( InputStyle::NONE != static_cast<InputStyle::Mask>( inputStyleMask & InputStyle::INPUT_FONT_SLANT ) )
1349   {
1350     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>( editorInputStyleMask | Toolkit::TextEditor::InputStyle::FONT_STYLE );
1351   }
1352   if( InputStyle::NONE != static_cast<InputStyle::Mask>( inputStyleMask & InputStyle::INPUT_LINE_SPACING ) )
1353   {
1354     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>( editorInputStyleMask | Toolkit::TextEditor::InputStyle::LINE_SPACING );
1355   }
1356   if( InputStyle::NONE != static_cast<InputStyle::Mask>( inputStyleMask & InputStyle::INPUT_UNDERLINE ) )
1357   {
1358     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>( editorInputStyleMask | Toolkit::TextEditor::InputStyle::UNDERLINE );
1359   }
1360   if( InputStyle::NONE != static_cast<InputStyle::Mask>( inputStyleMask & InputStyle::INPUT_SHADOW ) )
1361   {
1362     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>( editorInputStyleMask | Toolkit::TextEditor::InputStyle::SHADOW );
1363   }
1364   if( InputStyle::NONE != static_cast<InputStyle::Mask>( inputStyleMask & InputStyle::INPUT_EMBOSS ) )
1365   {
1366     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>( editorInputStyleMask | Toolkit::TextEditor::InputStyle::EMBOSS );
1367   }
1368   if( InputStyle::NONE != static_cast<InputStyle::Mask>( inputStyleMask & InputStyle::INPUT_OUTLINE ) )
1369   {
1370     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>( editorInputStyleMask | Toolkit::TextEditor::InputStyle::OUTLINE );
1371   }
1372
1373   mInputStyleChangedSignal.Emit( handle, editorInputStyleMask );
1374 }
1375
1376 void TextEditor::AddDecoration( Actor& actor, bool needsClipping )
1377 {
1378   if( actor )
1379   {
1380     if( needsClipping )
1381     {
1382       mClippingDecorationActors.push_back( actor );
1383     }
1384     else
1385     {
1386       Self().Add( actor );
1387     }
1388   }
1389 }
1390
1391 void TextEditor::UpdateScrollBar()
1392 {
1393   using namespace Dali;
1394
1395   float scrollPosition;
1396   float controlSize;
1397   float layoutSize;
1398   bool latestScrolled;
1399
1400   if ( !mScrollBarEnabled )
1401   {
1402     return;
1403   }
1404   latestScrolled = mController->GetTextScrollInfo( scrollPosition, controlSize, layoutSize );
1405   if ( !latestScrolled || controlSize > layoutSize)
1406   {
1407     return;
1408   }
1409
1410   CustomActor self = Self();
1411   if( !mScrollBar )
1412   {
1413     mScrollBar = Toolkit::ScrollBar::New( Toolkit::ScrollBar::Vertical );
1414     mScrollBar.SetIndicatorHeightPolicy( Toolkit::ScrollBar::Variable );
1415     mScrollBar.SetParentOrigin( ParentOrigin::TOP_RIGHT );
1416     mScrollBar.SetAnchorPoint( AnchorPoint::TOP_RIGHT );
1417     mScrollBar.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::HEIGHT );
1418     mScrollBar.SetResizePolicy( ResizePolicy::FIT_TO_CHILDREN, Dimension::WIDTH );
1419
1420     // Register the scroll position property
1421     Property::Index propertyScrollPosition = self.RegisterProperty( SCROLL_BAR_POSITION, scrollPosition );
1422     // Register the minimum scroll position property
1423     Property::Index propertyMinScrollPosition = self.RegisterProperty( SCROLL_BAR_POSITION_MIN, 0.0f );
1424     // Register the maximum scroll position property
1425     Property::Index propertyMaxScrollPosition = self.RegisterProperty( SCROLL_BAR_POSITION_MAX, (layoutSize - controlSize) );
1426     // Register the scroll content size property
1427     Property::Index propertyScrollContentSize = self.RegisterProperty( SCROLL_BAR_CONTENT_SIZE, layoutSize );
1428
1429     mScrollBar.SetScrollPropertySource(self, propertyScrollPosition, propertyMinScrollPosition, propertyMaxScrollPosition, propertyScrollContentSize);
1430
1431     self.Add( mScrollBar );
1432   }
1433   else
1434   {
1435     Property::Index propertyScrollPosition = self.GetPropertyIndex( SCROLL_BAR_POSITION );
1436     Property::Index propertyMaxScrollPosition = self.GetPropertyIndex( SCROLL_BAR_POSITION_MAX );
1437     Property::Index propertyScrollContentSize = self.GetPropertyIndex( SCROLL_BAR_CONTENT_SIZE );
1438
1439     self.SetProperty( propertyScrollPosition, scrollPosition );
1440     self.SetProperty( propertyMaxScrollPosition, (layoutSize - controlSize) );
1441     self.SetProperty( propertyScrollContentSize, layoutSize );
1442   }
1443
1444   Actor indicator = mScrollBar.GetScrollIndicator();
1445   if( mAnimation )
1446   {
1447     mAnimation.Stop(); // Cancel any animation
1448   }
1449   else
1450   {
1451     mAnimation = Animation::New( mAnimationPeriod.durationSeconds );
1452   }
1453   indicator.SetOpacity(1.0f);
1454   mAnimation.AnimateTo( Property( indicator, Actor::Property::COLOR_ALPHA ), 0.0f, AlphaFunction::EASE_IN, mAnimationPeriod );
1455   mAnimation.Play();
1456 }
1457
1458 void TextEditor::OnStageConnect( Dali::Actor actor )
1459 {
1460   if ( mHasBeenStaged )
1461   {
1462     RenderText( static_cast<Text::Controller::UpdateTextType>( Text::Controller::MODEL_UPDATED | Text::Controller::DECORATOR_UPDATED ) );
1463   }
1464   else
1465   {
1466     mHasBeenStaged = true;
1467   }
1468 }
1469
1470 ImfManager::ImfCallbackData TextEditor::OnImfEvent( Dali::ImfManager& imfManager, const ImfManager::ImfEventData& imfEvent )
1471 {
1472   DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor::OnImfEvent %p eventName %d\n", mController.Get(), imfEvent.eventName );
1473   return mController->OnImfEvent( imfManager, imfEvent );
1474 }
1475
1476 void TextEditor::GetHandleImagePropertyValue(  Property::Value& value, Text::HandleType handleType, Text::HandleImageType handleImageType )
1477 {
1478   if( mDecorator )
1479   {
1480     ResourceImage image = ResourceImage::DownCast( mDecorator->GetHandleImage( handleType, handleImageType ) );
1481
1482     if ( image )
1483     {
1484       Property::Map map;
1485       Scripting::CreatePropertyMap( image, map );
1486       value = map;
1487     }
1488   }
1489 }
1490
1491 void TextEditor::OnClipboardTextSelected( ClipboardEventNotifier& clipboard )
1492 {
1493   mController->PasteClipboardItemEvent();
1494 }
1495
1496 void TextEditor::KeyboardStatusChanged(bool keyboardShown)
1497 {
1498   DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor::KeyboardStatusChanged %p keyboardShown %d\n", mController.Get(), keyboardShown );
1499
1500   // Just hide the grab handle when keyboard is hidden.
1501   if (!keyboardShown )
1502   {
1503     mController->KeyboardFocusLostEvent();
1504   }
1505   else
1506   {
1507     mController->KeyboardFocusGainEvent(); // Initially called by OnKeyInputFocusGained
1508   }
1509 }
1510
1511 void TextEditor::OnStageConnection( int depth )
1512 {
1513   // Sets the depth to the visuals inside the text's decorator.
1514   mDecorator->SetTextDepth( depth );
1515
1516   // The depth of the text renderer is set in the RenderText() called from OnRelayout().
1517
1518   // Call the Control::OnStageConnection() to set the depth of the background.
1519   Control::OnStageConnection( depth );
1520 }
1521
1522 bool TextEditor::OnTouched( Actor actor, const TouchData& touch )
1523 {
1524   return true;
1525 }
1526
1527 void TextEditor::OnIdleSignal()
1528 {
1529   // Emits the change of input style signals.
1530   mController->ProcessInputStyleChangedSignals();
1531
1532   // Set the pointer to null as the callback manager deletes the callback after execute it.
1533   mIdleCallback = NULL;
1534 }
1535
1536 void TextEditor::ApplyScrollPosition()
1537 {
1538   const Vector2& scrollOffset = mController->GetTextModel()->GetScrollPosition();
1539   float scrollAmount = 0.0f;
1540
1541   if ( mScrollAnimationEnabled )
1542   {
1543     scrollAmount = mController->GetScrollAmountByUserInput();
1544   }
1545   if ( mTextVerticalScroller )
1546   {
1547     mTextVerticalScroller->CheckStartAnimation( mRenderableActor, scrollOffset.x + mAlignmentOffset, scrollOffset.y - scrollAmount, scrollAmount );
1548   }
1549   else if ( Equals( scrollAmount, 0.0f, Math::MACHINE_EPSILON_1 ))
1550   {
1551     mRenderableActor.SetPosition( scrollOffset.x + mAlignmentOffset, scrollOffset.y - scrollAmount );
1552   }
1553   else
1554   {
1555     mTextVerticalScroller = Text::TextVerticalScroller::New();
1556     if ( !Equals( mScrollAnimationDuration, 0.0f, Math::MACHINE_EPSILON_1 ))
1557     {
1558       mTextVerticalScroller->SetDuration( mScrollAnimationDuration );
1559     }
1560     mTextVerticalScroller->CheckStartAnimation( mRenderableActor, scrollOffset.x + mAlignmentOffset, scrollOffset.y - scrollAmount, scrollAmount );
1561   }
1562 }
1563
1564 TextEditor::TextEditor()
1565 : Control( ControlBehaviour( CONTROL_BEHAVIOUR_DEFAULT ) ),
1566   mAnimationPeriod( 0.0f, 0.0f ),
1567   mIdleCallback( NULL ),
1568   mAlignmentOffset( 0.f ),
1569   mScrollAnimationDuration( 0.f ),
1570   mRenderingBackend( DEFAULT_RENDERING_BACKEND ),
1571   mHasBeenStaged( false ),
1572   mScrollAnimationEnabled( false ),
1573   mScrollBarEnabled( false )
1574 {
1575 }
1576
1577 TextEditor::~TextEditor()
1578 {
1579   UnparentAndReset( mStencil );
1580
1581   if( ( NULL != mIdleCallback ) && Adaptor::IsAvailable() )
1582   {
1583     // Removes the callback from the callback manager in case the text-editor is destroyed before the callback is executed.
1584     Adaptor::Get().RemoveIdle( mIdleCallback );
1585   }
1586 }
1587
1588 } // namespace Internal
1589
1590 } // namespace Toolkit
1591
1592 } // namespace Dali