dali-toolkit/internal/visuals/animated-gradient/animated-gradient-visual.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 //CLASS HEADER
  18 #include <dali-toolkit/internal/visuals/animated-gradient/animated-gradient-visual.h>
  19
  20 //INTERNAL INCLUDES
  21 #include <dali-toolkit/devel-api/visuals/animated-gradient-visual-properties-devel.h>
  22 #include <dali-toolkit/devel-api/visuals/visual-properties-devel.h>
  23 #include <dali-toolkit/internal/visuals/visual-factory-impl.h>
  24 #include <dali-toolkit/internal/visuals/visual-factory-cache.h>
  25 #include <dali-toolkit/internal/visuals/visual-string-constants.h>
  26 #include <dali-toolkit/internal/visuals/visual-base-data-impl.h>
  27
  28 namespace Dali
  29 {
  30
  31 namespace Toolkit
  32 {
  33
  34 namespace Internal
  35 {
  36
  37 namespace
  38 {
  39 // non-animated property
  40 const char* const GRADIENT_TYPE_NAME("gradientType");
  41 const char* const UNIT_TYPE_NAME("unitType");
  42 const char* const SPREAD_TYPE_NAME("spreadType");
  43 // animated property
  44 const char* const START_POSITION_NAME("startPosition");
  45 const char* const START_COLOR_NAME("startColor");
  46 const char* const END_POSITION_NAME("endPosition");
  47 const char* const END_COLOR_NAME("endColor");
  48 const char* const ROTATE_CENTER_NAME("rotateCenter");
  49 const char* const ROTATE_AMOUNT_NAME("rotateAmount");
  50 const char* const OFFSET_NAME("offset");
  51 // animation parameter property
  52 const char* const START_VALUE_NAME("startValue");
  53 const char* const TARGET_VALUE_NAME("targetValue");
  54 const char* const DIRECTION_TYPE_NAME("directionType");
  55 const char* const DURATION_NAME("duration");
  56 const char* const DELAY_NAME("delay");
  57 const char* const REPEAT_NAME("repeat");
  58 const char* const REPEAT_DELAY_NAME("repeatDelay");
  59 const char* const MOTION_TYPE_NAME("motionType");
  60 const char* const EASING_TYPE_NAME("easingType");
  61 // common shader property
  62 const char* const UNIFORM_START_POINT_NAME("start_point");
  63 const char* const UNIFORM_START_COLOR_NAME("start_color");
  64 const char* const UNIFORM_END_POINT_NAME("end_point");
  65 const char* const UNIFORM_END_COLOR_NAME("end_color");
  66 const char* const UNIFORM_ROTATE_CENTER_NAME("rotate_center");
  67 const char* const UNIFORM_ROTATE_ANGLE_NAME("rotate_angle");
  68 const char* const UNIFORM_OFFSET_NAME("gradient_offset");
  69
  70 DALI_ENUM_TO_STRING_TABLE_BEGIN( GRADIENT_TYPE )
  71 DALI_ENUM_TO_STRING_WITH_SCOPE( Toolkit::DevelAnimatedGradientVisual::GradientType, LINEAR )
  72 DALI_ENUM_TO_STRING_WITH_SCOPE( Toolkit::DevelAnimatedGradientVisual::GradientType, RADIAL )
  73 DALI_ENUM_TO_STRING_TABLE_END( GRADIENT_TYPE )
  74
  75 DALI_ENUM_TO_STRING_TABLE_BEGIN( UNIT_TYPE )
  76 DALI_ENUM_TO_STRING_WITH_SCOPE( Toolkit::DevelAnimatedGradientVisual::UnitType, OBJECT_BOUNDING_BOX )
  77 DALI_ENUM_TO_STRING_WITH_SCOPE( Toolkit::DevelAnimatedGradientVisual::UnitType, USER_SPACE )
  78 DALI_ENUM_TO_STRING_TABLE_END( UNIT_TYPE )
  79
  80 DALI_ENUM_TO_STRING_TABLE_BEGIN( SPREAD_TYPE )
  81 DALI_ENUM_TO_STRING_WITH_SCOPE( Toolkit::DevelAnimatedGradientVisual::SpreadType, REFLECT )
  82 DALI_ENUM_TO_STRING_WITH_SCOPE( Toolkit::DevelAnimatedGradientVisual::SpreadType, REPEAT )
  83 DALI_ENUM_TO_STRING_WITH_SCOPE( Toolkit::DevelAnimatedGradientVisual::SpreadType, CLAMP )
  84 DALI_ENUM_TO_STRING_TABLE_END( SPREAD_TYPE )
  85
  86 DALI_ENUM_TO_STRING_TABLE_BEGIN( DIRECTION_TYPE )
  87 DALI_ENUM_TO_STRING_WITH_SCOPE( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::DirectionType, FORWARD )
  88 DALI_ENUM_TO_STRING_WITH_SCOPE( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::DirectionType, BACKWARD )
  89 DALI_ENUM_TO_STRING_TABLE_END( DIRECTION_TYPE )
  90
  91 DALI_ENUM_TO_STRING_TABLE_BEGIN( MOTION_TYPE )
  92 DALI_ENUM_TO_STRING_WITH_SCOPE( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::MotionType, LOOP )
  93 DALI_ENUM_TO_STRING_WITH_SCOPE( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::MotionType, MIRROR )
  94 DALI_ENUM_TO_STRING_TABLE_END( MOTION_TYPE )
  95
  96 DALI_ENUM_TO_STRING_TABLE_BEGIN( EASING_TYPE )
  97 DALI_ENUM_TO_STRING_WITH_SCOPE( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::EasingType, LINEAR )
  98 DALI_ENUM_TO_STRING_WITH_SCOPE( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::EasingType, IN )
  99 DALI_ENUM_TO_STRING_WITH_SCOPE( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::EasingType, OUT )
 100 DALI_ENUM_TO_STRING_WITH_SCOPE( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::EasingType, IN_OUT )
 101 DALI_ENUM_TO_STRING_TABLE_END( EASING_TYPE )
 102
 103 // Default values of each properties
 104 const Toolkit::DevelAnimatedGradientVisual::GradientType::Type DEFAULT_GRADIENT_TYPE = Toolkit::DevelAnimatedGradientVisual::GradientType::LINEAR;
 105 const Toolkit::DevelAnimatedGradientVisual::UnitType::Type     DEFAULT_UNIT_TYPE     = Toolkit::DevelAnimatedGradientVisual::UnitType::OBJECT_BOUNDING_BOX;
 106 const Toolkit::DevelAnimatedGradientVisual::SpreadType::Type   DEFAULT_SPREAD_TYPE   = Toolkit::DevelAnimatedGradientVisual::SpreadType::REFLECT;
 107
 108 const float DEFAULT_START_POSITION[] = { -0.5f, 0.0f };
 109 const float DEFAULT_START_COLOR[]    = { 143.0f/255.0f, 170.0f/255.0f, 220.0f/255.0f, 255.0f/255.0f };
 110 const float DEFAULT_END_POSITION[]   = { 0.5f, 0.0f };
 111 const float DEFAULT_END_COLOR[]      = { 255.0f/255.0f, 163.0f/255.0f, 163.0f/255.0f, 255.0f/255.0f };
 112 const float DEFAULT_ROTATE_CENTER[]  = { 0.0f, 0.0f };
 113 const float DEFAULT_ROTATE_AMOUNT    = 0.0f;
 114
 115 const float DEFAULT_ANIMATION_START_VALUE  = 0.0f;
 116 const float DEFAULT_ANIMATION_TARGET_VALUE = 0.0f;
 117 const float DEFAULT_ANIMATION_DURATION     = 3.0f;
 118 const float DEFAULT_ANIMATION_DELAY        = 0.0f;
 119 const int   DEFAULT_ANIMATION_REPEAT       = 0;
 120 const float DEFAULT_ANIMATION_REPEAT_DELAY = 0.0f;
 121
 122 const Toolkit::DevelAnimatedGradientVisual::AnimationParameter::DirectionType::Type DEFAULT_ANIMATION_DIRECTION_TYPE = Toolkit::DevelAnimatedGradientVisual::AnimationParameter::DirectionType::FORWARD;
 123 const Toolkit::DevelAnimatedGradientVisual::AnimationParameter::MotionType::Type    DEFAULT_ANIMATION_MOTION_TYPE    = Toolkit::DevelAnimatedGradientVisual::AnimationParameter::MotionType::LOOP;
 124 const Toolkit::DevelAnimatedGradientVisual::AnimationParameter::EasingType::Type    DEFAULT_ANIMATION_EASING_TYPE    = Toolkit::DevelAnimatedGradientVisual::AnimationParameter::EasingType::LINEAR;
 125
 126 const char* const BASIC_VERTEX_SHADER = DALI_COMPOSE_SHADER(
 127   attribute mediump vec2 aPosition;
 128   uniform mediump mat4 uMvpMatrix;
 129   uniform mediump vec3 uSize;
 130
 131   uniform mediump vec2 start_point;
 132   uniform mediump vec2 end_point;
 133   uniform mediump vec2 rotate_center;
 134   uniform mediump float rotate_angle;
 135
 136   varying mediump vec2 vTexCoord;
 137   varying mediump vec2 vStart;
 138   varying mediump vec2 vEnd;
 139
 140   vec2 rotate(vec2 x, vec2 c, float a)
 141   {
 142     vec2 d = x - c;
 143     vec2 r = vec2(d.x * cos(a) - d.y * sin(a), d.x * sin(a) + d.y * cos(a));
 144
 145 \n  #ifdef UNIT_TYPE_BOUNDING_BOX \n return r + c;             \n #endif \n /* UnitType::OBJECT_BOUNDING_BOX */
 146 \n  #ifdef UNIT_TYPE_USER         \n return (r + c) / uSize.x; \n #endif \n /* UnitType::USER_SPACE          */
 147   }
 148
 149   //Visual size and offset
 150   uniform mediump vec2 offset;
 151   uniform mediump vec2 size;
 152   uniform mediump vec4 offsetSizeMode;
 153   uniform mediump vec2 origin;
 154   uniform mediump vec2 anchorPoint;
 155
 156   vec4 ComputeVertexPosition()
 157   {
 158     vec2 visualSize = mix( uSize.xy*size, size, offsetSizeMode.zw );
 159     vec2 visualOffset = mix( offset, offset/uSize.xy, offsetSizeMode.xy );
 160     return vec4( (aPosition + anchorPoint)*visualSize + (visualOffset + origin)*uSize.xy, 0.0, 1.0 );
 161   }
 162
 163   void main()
 164   {
 165     vStart = rotate( start_point, rotate_center, rotate_angle );
 166     vEnd = rotate( end_point, rotate_center, rotate_angle );
 167     gl_Position = uMvpMatrix * ComputeVertexPosition();
 168
 169 \n  #ifdef UNIT_TYPE_BOUNDING_BOX \n vTexCoord = vec2(aPosition.x, -aPosition.y);                     \n #endif \n /* UnitType::OBJECT_BOUNDING_BOX */
 170 \n  #ifdef UNIT_TYPE_USER         \n vTexCoord = vec2(aPosition.x, -aPosition.y * uSize.y / uSize.x); \n #endif \n /* UnitType::USER_SPACE          */
 171   }
 172 );
 173
 174 const char* const BASIC_FRAGMENT_SHADER = DALI_COMPOSE_SHADER(
 175   precision mediump float;
 176
 177   uniform mediump vec4 start_color;
 178   uniform mediump vec4 end_color;
 179   uniform mediump float gradient_offset;
 180
 181   varying mediump vec2 vTexCoord;
 182   varying mediump vec2 vStart;
 183   varying mediump vec2 vEnd;
 184
 185   float get_position(vec2 x, vec2 s, vec2 e)
 186   {
 187     vec2 df = e - s;
 188     vec2 dx = x - s;
 189
 190 \n  #ifdef GRADIENT_TYPE_LINEAR \n return dot(dx,df)/dot(df,df);       \n #endif \n /* GradientType::LINEAR */
 191 \n  #ifdef GRADIENT_TYPE_RADIAL \n return sqrt(dot(dx,dx)/dot(df,df)); \n #endif \n /* GradientType::RADIAL */
 192   }
 193   float recalculate(float r)
 194   {
 195 \n  #ifdef SPREAD_TYPE_REFLECT \n return 1.0 - abs(mod(r, 2.0) - 1.0); \n #endif \n /* SpreadType::REFLECT */
 196 \n  #ifdef SPREAD_TYPE_REPEAT  \n return fract(r);                     \n #endif \n /* SpreadType::REPEAT  */
 197 \n  #ifdef SPREAD_TYPE_CLAMP   \n return clamp(r, 0.0, 1.0);           \n #endif \n /* SpreadType::CLAMP   */
 198   }
 199
 200   void main()
 201   {
 202     float r = get_position( vTexCoord, vStart, vEnd );
 203     r = recalculate( r + gradient_offset );
 204     vec4 color = mix( start_color, end_color, r );
 205     gl_FragColor = color;
 206   }
 207 );
 208
 209 Property::Value GetStartValue( const Property::Map& map, Property::Index index, const char* const name )
 210 {
 211   // Get start value of animation parameter
 212   Property::Value* res = map.Find( index, name );
 213   if( res )
 214   {
 215     Property::Map* s_map = res->GetMap();
 216     if( s_map )
 217     {
 218       res = s_map->Find( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::START, START_VALUE_NAME );
 219       DALI_ASSERT_ALWAYS( res && "Start value is not setup in Property::Map" );
 220     }
 221   }
 222   else
 223   {
 224     DALI_ASSERT_ALWAYS( !"Start value is not setup even default" );
 225   }
 226   return *res;
 227 }
 228
 229 VisualFactoryCache::ShaderType GetShaderType( Toolkit::DevelAnimatedGradientVisual::GradientType::Type grad, Toolkit::DevelAnimatedGradientVisual::UnitType::Type unit, Toolkit::DevelAnimatedGradientVisual::SpreadType::Type spread )
 230 {
 231   return static_cast<VisualFactoryCache::ShaderType>(
 232     VisualFactoryCache::ANIMATED_GRADIENT_SHADER_LINEAR_BOUNDING_REFLECT +
 233     static_cast<unsigned int>( grad ) * 6 + // 6 is the number of UnitType * SpreadType
 234     static_cast<unsigned int>( unit ) * 3 + // 3 is the number of SpreadType.
 235     static_cast<unsigned int>( spread )
 236   );
 237 }
 238
 239 } // unnamed namespace
 240
 241 AnimatedGradientVisualPtr AnimatedGradientVisual::New( VisualFactoryCache& factoryCache, const Property::Map& properties )
 242 {
 243   AnimatedGradientVisualPtr animatedGradientVisualPtr( new AnimatedGradientVisual( factoryCache ) );
 244   animatedGradientVisualPtr->SetProperties( properties );
 245   return animatedGradientVisualPtr;
 246 }
 247
 248 AnimatedGradientVisual::AnimatedGradientVisual( VisualFactoryCache& factoryCache ) : Visual::Base( factoryCache )
 249 {
 250   SetupDefaultValue();
 251 }
 252
 253 AnimatedGradientVisual::~AnimatedGradientVisual()
 254 {
 255
 256 }
 257
 258 void AnimatedGradientVisual::SetupDefaultValue()
 259 {
 260   mGradientType = DEFAULT_GRADIENT_TYPE;
 261   mUnitType     = DEFAULT_UNIT_TYPE;
 262   mSpreadType   = DEFAULT_SPREAD_TYPE;
 263
 264   mValueMap[Toolkit::DevelAnimatedGradientVisual::Property::START_POSITION] = Vector2( DEFAULT_START_POSITION );
 265   mValueMap[Toolkit::DevelAnimatedGradientVisual::Property::START_COLOR]    = Vector4( DEFAULT_START_COLOR );
 266   mValueMap[Toolkit::DevelAnimatedGradientVisual::Property::END_POSITION]   = Vector2( DEFAULT_END_POSITION );
 267   mValueMap[Toolkit::DevelAnimatedGradientVisual::Property::END_COLOR]      = Vector4( DEFAULT_END_COLOR );
 268   mValueMap[Toolkit::DevelAnimatedGradientVisual::Property::ROTATE_CENTER]  = Vector2( DEFAULT_ROTATE_CENTER );
 269   mValueMap[Toolkit::DevelAnimatedGradientVisual::Property::ROTATE_AMOUNT]  = DEFAULT_ROTATE_AMOUNT;
 270   // Default Offset value is very special. unlimited animation from 0.0f to 2.0f
 271   {
 272     Property::Map map;
 273     map.Insert( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::START, 0.0f );
 274     map.Insert( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::TARGET, 2.0f );
 275     map.Insert( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::REPEAT, -1 );
 276
 277     mValueMap[Toolkit::DevelAnimatedGradientVisual::Property::OFFSET] = map;
 278   }
 279 }
 280
 281 void AnimatedGradientVisual::DoSetProperties( const Property::Map& propertyMap )
 282 {
 283   //GRADIENT_TYPE
 284   Property::Value* gradientTypeValue = propertyMap.Find( Toolkit::DevelAnimatedGradientVisual::Property::GRADIENT_TYPE, GRADIENT_TYPE_NAME );
 285   Toolkit::DevelAnimatedGradientVisual::GradientType::Type gradientType = mGradientType;
 286   if( gradientTypeValue )
 287   {
 288     Scripting::GetEnumerationProperty( *gradientTypeValue, GRADIENT_TYPE_TABLE, GRADIENT_TYPE_TABLE_COUNT, gradientType );
 289   }
 290
 291   //UNIT_TYPE
 292   Property::Value* unitTypeValue = propertyMap.Find( Toolkit::DevelAnimatedGradientVisual::Property::UNIT_TYPE, UNIT_TYPE_NAME );
 293   Toolkit::DevelAnimatedGradientVisual::UnitType::Type unitType = mUnitType;
 294   if( unitTypeValue )
 295   {
 296     Scripting::GetEnumerationProperty( *unitTypeValue, UNIT_TYPE_TABLE, UNIT_TYPE_TABLE_COUNT, unitType );
 297   }
 298
 299   //SPREAD_TYPE
 300   Property::Value* spreadTypeValue = propertyMap.Find( Toolkit::DevelAnimatedGradientVisual::Property::SPREAD_TYPE, SPREAD_TYPE_NAME );
 301   Toolkit::DevelAnimatedGradientVisual::SpreadType::Type spreadType = mSpreadType;
 302   if( spreadTypeValue )
 303   {
 304     Scripting::GetEnumerationProperty( *spreadTypeValue, SPREAD_TYPE_TABLE, SPREAD_TYPE_TABLE_COUNT, spreadType );
 305   }
 306
 307   mGradientType = gradientType;
 308   mUnitType = unitType;
 309   mSpreadType = spreadType;
 310
 311   SetupGradientAnimationData(propertyMap);
 312 }
 313
 314 void AnimatedGradientVisual::SetupGradientAnimationData( const Property::Map& propertyMap )
 315 {
 316   mGradientAnimationDataList.Clear(); // Clear Transition Information. All animation will deleted safely
 317
 318   static Property::Map propertyNameMap;
 319   static Property::Map propertyUniformNameMap;
 320   if( propertyNameMap.Empty() )
 321   {
 322     propertyNameMap[Toolkit::DevelAnimatedGradientVisual::Property::START_POSITION] = START_POSITION_NAME;
 323     propertyNameMap[Toolkit::DevelAnimatedGradientVisual::Property::START_COLOR   ] = START_COLOR_NAME;
 324     propertyNameMap[Toolkit::DevelAnimatedGradientVisual::Property::END_POSITION  ] = END_POSITION_NAME;
 325     propertyNameMap[Toolkit::DevelAnimatedGradientVisual::Property::END_COLOR     ] = END_COLOR_NAME;
 326     propertyNameMap[Toolkit::DevelAnimatedGradientVisual::Property::ROTATE_CENTER ] = ROTATE_CENTER_NAME;
 327     propertyNameMap[Toolkit::DevelAnimatedGradientVisual::Property::ROTATE_AMOUNT ] = ROTATE_AMOUNT_NAME;
 328     propertyNameMap[Toolkit::DevelAnimatedGradientVisual::Property::OFFSET        ] = OFFSET_NAME;
 329   }
 330   if( propertyUniformNameMap.Empty() )
 331   {
 332     propertyUniformNameMap[Toolkit::DevelAnimatedGradientVisual::Property::START_POSITION] = UNIFORM_START_POINT_NAME;
 333     propertyUniformNameMap[Toolkit::DevelAnimatedGradientVisual::Property::START_COLOR   ] = UNIFORM_START_COLOR_NAME;
 334     propertyUniformNameMap[Toolkit::DevelAnimatedGradientVisual::Property::END_POSITION  ] = UNIFORM_END_POINT_NAME;
 335     propertyUniformNameMap[Toolkit::DevelAnimatedGradientVisual::Property::END_COLOR     ] = UNIFORM_END_COLOR_NAME;
 336     propertyUniformNameMap[Toolkit::DevelAnimatedGradientVisual::Property::ROTATE_CENTER ] = UNIFORM_ROTATE_CENTER_NAME;
 337     propertyUniformNameMap[Toolkit::DevelAnimatedGradientVisual::Property::ROTATE_AMOUNT ] = UNIFORM_ROTATE_ANGLE_NAME;
 338     propertyUniformNameMap[Toolkit::DevelAnimatedGradientVisual::Property::OFFSET        ] = UNIFORM_OFFSET_NAME;
 339   }
 340
 341   Property::Map::SizeType map_index_end = propertyNameMap.Count();
 342   for( Property::Map::SizeType map_index = 0; map_index < map_index_end; map_index++ )
 343   {
 344     KeyValuePair property_pair = propertyNameMap.GetKeyValue( map_index );
 345     KeyValuePair uniform_pair = propertyUniformNameMap.GetKeyValue( map_index );
 346     Property::Index index = property_pair.first.indexKey;
 347     const std::string property_name = property_pair.second.Get< std::string >();
 348     const std::string uniform_name = uniform_pair.second.Get< std::string >();
 349
 350     Property::Map map;
 351     Property::Value default_value = mValueMap[index];
 352
 353     map["target"] = "background";
 354     map["property"] = uniform_name;
 355
 356     Property::Value *value = propertyMap.Find( index, property_name );
 357     if( !value )
 358     {
 359       value = &default_value;
 360     }
 361     else
 362     {
 363       // Update value list
 364       mValueMap[index] = (*value);
 365     }
 366
 367     int loop_count = 0;
 368     float delay = 0.0f;
 369     bool forward = true;
 370     bool auto_mirror = false;
 371     std::string ease_str = "LINEAR";
 372     Property::Map *map_value = value->GetMap();
 373     if( map_value )
 374     {
 375       auto getValueFromMap = [ &map_value ]( const Property::Index& index, const std::string& name, Property::Value& res ) -> void
 376       {
 377         Property::Value *sub_value = map_value->Find( index, name );
 378         if( sub_value )
 379         {
 380           res = *sub_value;
 381         }
 382       };
 383
 384       Property::Value value_start        = DEFAULT_ANIMATION_START_VALUE;
 385       Property::Value value_target       = DEFAULT_ANIMATION_TARGET_VALUE;
 386       Property::Value value_duration     = DEFAULT_ANIMATION_DURATION;
 387       Property::Value value_delay        = DEFAULT_ANIMATION_DELAY;
 388       Property::Value value_repeat       = DEFAULT_ANIMATION_REPEAT;
 389       Property::Value value_repeat_delay = DEFAULT_ANIMATION_REPEAT_DELAY;
 390
 391       getValueFromMap( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::START       , START_VALUE_NAME   , value_start );
 392       getValueFromMap( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::TARGET      , TARGET_VALUE_NAME  , value_target );
 393       getValueFromMap( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::DURATION    , DURATION_NAME      , value_duration );
 394       getValueFromMap( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::DELAY       , DELAY_NAME         , value_delay );
 395       getValueFromMap( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::REPEAT      , REPEAT_NAME        , value_repeat );
 396       getValueFromMap( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::REPEAT_DELAY, REPEAT_DELAY_NAME  , value_repeat_delay );
 397
 398       Toolkit::DevelAnimatedGradientVisual::AnimationParameter::DirectionType::Type direction_type = DEFAULT_ANIMATION_DIRECTION_TYPE;
 399       Toolkit::DevelAnimatedGradientVisual::AnimationParameter::MotionType::Type    motion_type    = DEFAULT_ANIMATION_MOTION_TYPE;
 400       Toolkit::DevelAnimatedGradientVisual::AnimationParameter::EasingType::Type    easing_type    = DEFAULT_ANIMATION_EASING_TYPE;
 401
 402       Property::Value *direction_sub_value = map_value->Find( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::DIRECTION, DIRECTION_TYPE_NAME );
 403       if( direction_sub_value )
 404       {
 405         Scripting::GetEnumerationProperty( *direction_sub_value, DIRECTION_TYPE_TABLE, DIRECTION_TYPE_TABLE_COUNT, direction_type );
 406       }
 407       Property::Value *motion_sub_value = map_value->Find( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::MOTION_TYPE, MOTION_TYPE_NAME );
 408       if( motion_sub_value )
 409       {
 410         Scripting::GetEnumerationProperty( *motion_sub_value   , MOTION_TYPE_TABLE   , MOTION_TYPE_TABLE_COUNT   , motion_type );
 411       }
 412       Property::Value *easing_sub_value = map_value->Find( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::EASING_TYPE, EASING_TYPE_NAME );
 413       if( easing_sub_value )
 414       {
 415         Scripting::GetEnumerationProperty( *easing_sub_value   , EASING_TYPE_TABLE   , EASING_TYPE_TABLE_COUNT   , easing_type );
 416       }
 417
 418       forward = ( direction_type == Toolkit::DevelAnimatedGradientVisual::AnimationParameter::DirectionType::FORWARD );
 419       delay = value_delay.Get< float >();
 420       loop_count = value_repeat.Get< int >();
 421       auto_mirror = ( motion_type == Toolkit::DevelAnimatedGradientVisual::AnimationParameter::MotionType::MIRROR );
 422
 423       switch( easing_type )
 424       {
 425         case Toolkit::DevelAnimatedGradientVisual::AnimationParameter::EasingType::LINEAR:
 426         {
 427           ease_str = "LINEAR";
 428           break;
 429         }
 430         case Toolkit::DevelAnimatedGradientVisual::AnimationParameter::EasingType::IN:
 431         {
 432           ease_str = "EASE_IN_SQUARE";
 433           break;
 434         }
 435         case Toolkit::DevelAnimatedGradientVisual::AnimationParameter::EasingType::OUT:
 436         {
 437           ease_str = "EASE_OUT_SQUARE";
 438           break;
 439         }
 440         case Toolkit::DevelAnimatedGradientVisual::AnimationParameter::EasingType::IN_OUT:
 441         {
 442           ease_str = "EASE_IN_OUT";
 443           break;
 444         }
 445       }
 446
 447       map["initialValue"] = forward ? value_start : value_target;
 448       map["targetValue"] = forward ? value_target : value_start;
 449       if( loop_count != 0 )
 450       {
 451         map["animator"] = Property::Map()
 452                           .Add( "alphaFunction", ease_str )
 453                           .Add( "timePeriod", Property::Map()
 454                                              .Add( "delay", value_repeat_delay.Get< float >() )
 455                                              .Add( "duration", value_duration.Get< float >() ) );
 456       }
 457     }
 458     else
 459     {
 460       map["initialValue"] = *value;
 461       map["targetValue"] = *value;
 462     }
 463
 464     AnimatedGradientVisual::GradientAnimationData *animData = new AnimatedGradientVisual::GradientAnimationData();
 465     animData->transition = Toolkit::TransitionData::New( map );
 466     animData->index = index;
 467     animData->loop_count = loop_count;
 468     animData->delay = delay;
 469     animData->forward = forward;
 470     animData->auto_mirror = auto_mirror;
 471     mGradientAnimationDataList.PushBack( animData );
 472   }
 473 }
 474
 475 void AnimatedGradientVisual::SetupAnimation()
 476 {
 477   for( auto&& elem : mGradientAnimationDataList )
 478   {
 479     Toolkit::TransitionData& transition = elem->transition;
 480     Animation& animation = elem->animation;
 481     int loop_count = elem->loop_count;
 482     bool auto_mirror = elem->auto_mirror;
 483     bool without_animation = ( loop_count == 0 );
 484
 485     const Internal::TransitionData& transitionData = Toolkit::GetImplementation( transition );
 486     for( auto iter = transitionData.Begin(); iter != transitionData.End(); iter++ )
 487     {
 488       TransitionData::Animator *animator = (*iter);
 489       AnimateProperty( animation, *animator );
 490     }
 491     if( animation && !without_animation )
 492     {
 493       if( loop_count < 0 )
 494       {
 495         animation.SetLooping( true );
 496       }
 497       else if( loop_count > 0 )
 498       {
 499         animation.SetLoopCount( loop_count );
 500       }
 501       if( auto_mirror )
 502       {
 503         animation.SetLoopingMode( Animation::LoopingMode::AUTO_REVERSE );
 504       }
 505     }
 506   }
 507 }
 508
 509 void AnimatedGradientVisual::PlayAnimation()
 510 {
 511   for( auto&& elem : mGradientAnimationDataList )
 512   {
 513     Animation& animation = elem->animation;
 514     if( animation )
 515     {
 516       float delay = elem->delay;
 517       if( delay > 0.0f )
 518       {
 519         animation.PlayAfter( delay );
 520       }
 521       else if( delay < 0.0f )
 522       {
 523         float progress = -delay / animation.GetDuration(); // (duration + repeat_duration)
 524         if(progress >= 1.0f)
 525         {
 526           int cur_loop = animation.GetLoopCount();
 527           int decrease_loop = floor( progress ) + 1;
 528           while( decrease_loop > progress )
 529           {
 530             decrease_loop--;
 531           }
 532           progress -= decrease_loop;
 533           if( cur_loop == 0 )
 534           {
 535             animation.PlayFrom( progress );
 536           }
 537           else
 538           {
 539             cur_loop -= decrease_loop;
 540             if( cur_loop > 0 )
 541             {
 542               animation.SetLoopCount( cur_loop );
 543               animation.PlayFrom( progress );
 544             }
 545             else
 546             {
 547               // animation done. make this animation finished safely.
 548               animation.SetLoopCount( 1 );
 549               animation.PlayFrom( 1.0f );
 550             }
 551           }
 552         }
 553         else
 554         {
 555           animation.PlayFrom( progress );
 556         }
 557       }
 558       else
 559       {
 560         animation.Play();
 561       }
 562     }
 563   }
 564 }
 565
 566 void AnimatedGradientVisual::StopAnimation()
 567 {
 568   for( auto&& elem : mGradientAnimationDataList )
 569   {
 570     Animation& animation = elem->animation;
 571     if( animation )
 572     {
 573       animation.Stop();
 574     }
 575   }
 576 }
 577
 578 void AnimatedGradientVisual::OnSetTransform()
 579 {
 580   if( mImpl->mRenderer )
 581   {
 582     mImpl->mTransform.RegisterUniforms( mImpl->mRenderer, Direction::LEFT_TO_RIGHT );
 583   }
 584 }
 585
 586 void AnimatedGradientVisual::DoSetOnStage( Actor& actor )
 587 {
 588   InitializeRenderer();
 589   actor.AddRenderer( mImpl->mRenderer );
 590   SetupAnimation();
 591   PlayAnimation();
 592
 593   ResourceReady( Toolkit::Visual::ResourceStatus::READY );
 594 }
 595
 596 void AnimatedGradientVisual::DoSetOffStage( Actor& actor )
 597 {
 598   DALI_ASSERT_DEBUG( (bool)mImpl->mRenderer && "There should always be a renderer whilst on stage");
 599
 600   StopAnimation();
 601   actor.RemoveRenderer( mImpl->mRenderer );
 602   mImpl->mRenderer.Reset();
 603 }
 604
 605 void AnimatedGradientVisual::DoCreatePropertyMap( Property::Map& map ) const
 606 {
 607   map.Clear();
 608   map.Insert( Toolkit::Visual::Property::TYPE, Toolkit::DevelVisual::ANIMATED_GRADIENT );
 609
 610   //Create non-animated properties
 611   map.Insert( Toolkit::DevelAnimatedGradientVisual::Property::GRADIENT_TYPE, static_cast<int>(mGradientType) );
 612   map.Insert( Toolkit::DevelAnimatedGradientVisual::Property::UNIT_TYPE    , static_cast<int>(mUnitType) );
 613   map.Insert( Toolkit::DevelAnimatedGradientVisual::Property::SPREAD_TYPE  , static_cast<int>(mSpreadType) );
 614
 615   //Create animated properties. Get from transition for more realistic test. Not from animation cause Animation may not setuped
 616   for( auto&& elem : mGradientAnimationDataList )
 617   {
 618     Toolkit::TransitionData& transition = elem->transition;
 619     Property::Index index = elem->index;
 620     int loop_count = elem->loop_count;
 621     float delay = elem->delay;
 622     bool forward = elem->forward;
 623     bool auto_mirror = elem->auto_mirror;
 624
 625     const Internal::TransitionData& transitionData = Toolkit::GetImplementation( transition );
 626     for( auto iter = transitionData.Begin(); iter != transitionData.End(); iter++ )
 627     {
 628       TransitionData::Animator *animator = (*iter);
 629       if( animator->animate )
 630       {
 631         //with animation
 632         Property::Map animation_map;
 633         Property::Value value_start = forward ? animator->initialValue : animator->targetValue;
 634         Property::Value value_target = forward ? animator->targetValue : animator->initialValue;
 635         Property::Value value_direction;
 636         Property::Value value_duration = Property::Value( animator->timePeriodDuration );
 637         Property::Value value_delay = Property::Value( delay );
 638         Property::Value value_repeat = Property::Value( loop_count );
 639         Property::Value value_repeat_delay = Property::Value( animator->timePeriodDelay );
 640         Property::Value value_motion_type;
 641         Property::Value value_easing_type;
 642
 643         if( forward )
 644         {
 645           value_direction = Property::Value( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::DirectionType::FORWARD );
 646         }
 647         else
 648         {
 649           value_direction = Property::Value( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::DirectionType::BACKWARD );
 650         }
 651         if( auto_mirror )
 652         {
 653           value_motion_type = Property::Value( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::MotionType::MIRROR );
 654         }
 655         else
 656         {
 657           value_motion_type = Property::Value( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::MotionType::LOOP );
 658         }
 659         switch( animator->alphaFunction.GetBuiltinFunction() )
 660         {
 661           case Dali::AlphaFunction::LINEAR:
 662           {
 663             value_easing_type = Property::Value( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::EasingType::LINEAR );
 664             break;
 665           }
 666           case Dali::AlphaFunction::EASE_IN_SQUARE:
 667           {
 668             value_easing_type = Property::Value( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::EasingType::IN );
 669             break;
 670           }
 671           case Dali::AlphaFunction::EASE_OUT_SQUARE:
 672           {
 673             value_easing_type = Property::Value( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::EasingType::OUT );
 674             break;
 675           }
 676           case Dali::AlphaFunction::EASE_IN_OUT:
 677           {
 678             value_easing_type = Property::Value( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::EasingType::IN_OUT );
 679             break;
 680           }
 681           default:
 682           {
 683             value_easing_type = Property::Value( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::EasingType::LINEAR );
 684           }
 685         }
 686
 687         animation_map.Insert( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::START       , value_start );
 688         animation_map.Insert( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::TARGET      , value_target );
 689         animation_map.Insert( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::DIRECTION   , value_direction );
 690         animation_map.Insert( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::DURATION    , value_duration );
 691         animation_map.Insert( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::DELAY       , value_delay );
 692         animation_map.Insert( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::REPEAT      , value_repeat );
 693         animation_map.Insert( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::REPEAT_DELAY, value_repeat_delay );
 694         animation_map.Insert( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::MOTION_TYPE , value_motion_type );
 695         animation_map.Insert( Toolkit::DevelAnimatedGradientVisual::AnimationParameter::Property::EASING_TYPE , value_easing_type );
 696
 697         map.Insert( index, animation_map );
 698       }
 699       else
 700       {
 701         //without animation
 702         map.Insert( index, animator->targetValue );
 703       }
 704     }
 705   }
 706 }
 707
 708 void AnimatedGradientVisual::DoCreateInstancePropertyMap( Property::Map& map ) const
 709 {
 710
 711 }
 712
 713 Shader AnimatedGradientVisual::CreateShader()
 714 {
 715   Shader shader;
 716
 717   std::string tagUnit;
 718   std::string tagGrad;
 719   std::string tagSpread;
 720   switch( mUnitType )
 721   {
 722     case Toolkit::DevelAnimatedGradientVisual::UnitType::OBJECT_BOUNDING_BOX:
 723     {
 724       tagUnit = "UNIT_TYPE_BOUNDING_BOX";
 725       break;
 726     }
 727     case Toolkit::DevelAnimatedGradientVisual::UnitType::USER_SPACE:
 728     {
 729       tagUnit = "UNIT_TYPE_USER";
 730       break;
 731     }
 732   }
 733   switch( mGradientType )
 734   {
 735     case Toolkit::DevelAnimatedGradientVisual::GradientType::LINEAR:
 736     {
 737       tagGrad = "GRADIENT_TYPE_LINEAR";
 738       break;
 739     }
 740     case Toolkit::DevelAnimatedGradientVisual::GradientType::RADIAL:
 741     {
 742       tagGrad = "GRADIENT_TYPE_RADIAL";
 743       break;
 744     }
 745   }
 746   switch( mSpreadType )
 747   {
 748     case Toolkit::DevelAnimatedGradientVisual::SpreadType::REFLECT:
 749     {
 750       tagSpread = "SPREAD_TYPE_REFLECT";
 751       break;
 752     }
 753     case Toolkit::DevelAnimatedGradientVisual::SpreadType::REPEAT:
 754     {
 755       tagSpread = "SPREAD_TYPE_REPEAT";
 756       break;
 757     }
 758     case Toolkit::DevelAnimatedGradientVisual::SpreadType::CLAMP:
 759     {
 760       tagSpread = "SPREAD_TYPE_CLAMP";
 761       break;
 762     }
 763   }
 764
 765   std::string vert;
 766   std::string frag;
 767
 768   vert = "#define " + tagUnit + "\n"
 769        + BASIC_VERTEX_SHADER;
 770   frag = "#define " + tagGrad + "\n"
 771        + "#define " + tagSpread + "\n"
 772        + BASIC_FRAGMENT_SHADER;
 773
 774   shader = Shader::New( vert, frag );
 775   return shader;
 776 }
 777
 778 void AnimatedGradientVisual::InitializeRenderer()
 779 {
 780   Geometry geometry = mFactoryCache.GetGeometry( VisualFactoryCache::QUAD_GEOMETRY );
 781   VisualFactoryCache::ShaderType shaderType = GetShaderType( mGradientType, mUnitType, mSpreadType );
 782   Shader shader = mFactoryCache.GetShader( shaderType );
 783   if( !shader )
 784   {
 785     shader = CreateShader();
 786     mFactoryCache.SaveShader( shaderType, shader );
 787   }
 788
 789   mImpl->mRenderer = Renderer::New( geometry, shader );
 790
 791   mImpl->mRenderer.RegisterProperty( UNIFORM_START_POINT_NAME  , GetStartValue( mValueMap, Toolkit::DevelAnimatedGradientVisual::Property::START_POSITION, START_POSITION_NAME ) );
 792   mImpl->mRenderer.RegisterProperty( UNIFORM_START_COLOR_NAME  , GetStartValue( mValueMap, Toolkit::DevelAnimatedGradientVisual::Property::START_COLOR   , START_COLOR_NAME ) );
 793   mImpl->mRenderer.RegisterProperty( UNIFORM_END_POINT_NAME    , GetStartValue( mValueMap, Toolkit::DevelAnimatedGradientVisual::Property::END_POSITION  , END_POSITION_NAME ) );
 794   mImpl->mRenderer.RegisterProperty( UNIFORM_END_COLOR_NAME    , GetStartValue( mValueMap, Toolkit::DevelAnimatedGradientVisual::Property::END_COLOR     , END_COLOR_NAME ) );
 795   mImpl->mRenderer.RegisterProperty( UNIFORM_ROTATE_CENTER_NAME, GetStartValue( mValueMap, Toolkit::DevelAnimatedGradientVisual::Property::ROTATE_CENTER , ROTATE_CENTER_NAME ) );
 796   mImpl->mRenderer.RegisterProperty( UNIFORM_ROTATE_ANGLE_NAME , GetStartValue( mValueMap, Toolkit::DevelAnimatedGradientVisual::Property::ROTATE_AMOUNT , ROTATE_AMOUNT_NAME ) );
 797   mImpl->mRenderer.RegisterProperty( UNIFORM_OFFSET_NAME       , GetStartValue( mValueMap, Toolkit::DevelAnimatedGradientVisual::Property::OFFSET        , OFFSET_NAME ) );
 798
 799   //Register transform properties
 800   mImpl->mTransform.RegisterUniforms( mImpl->mRenderer, Direction::LEFT_TO_RIGHT );
 801 }
 802
 803 }//namespace Internal
 804
 805 }//namespace Toolkit
 806
 807 }//namespace Dali