dali/public-api/object/property-conditions.cpp

   1 /*
   2  * Copyright (c) 2020 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/public-api/object/property-conditions.h>
  20
  21 // INTERNAL INCLUDES
  22 #include <dali/public-api/object/property-value.h>
  23 #include <dali/internal/event/common/property-conditions-impl.h>
  24
  25 namespace Dali
  26 {
  27
  28 PropertyCondition::PropertyCondition()
  29 : BaseHandle(new Internal::PropertyCondition())
  30 {
  31
  32 }
  33
  34 PropertyCondition::~PropertyCondition()
  35 {
  36
  37 }
  38
  39 PropertyCondition::PropertyCondition( const PropertyCondition& handle ) = default;
  40
  41 PropertyCondition& PropertyCondition::operator=( const PropertyCondition& rhs ) = default;
  42
  43 PropertyCondition::PropertyCondition( PropertyCondition&& rhs ) = default;
  44
  45 PropertyCondition& PropertyCondition::operator=( PropertyCondition&& rhs ) = default;
  46
  47 std::size_t PropertyCondition::GetArgumentCount() const
  48 {
  49   return GetImplementation(*this).arguments.Count();
  50 }
  51
  52 float PropertyCondition::GetArgument( std::size_t index ) const
  53 {
  54   return GetImplementation(*this).arguments[ index ];
  55 }
  56
  57 PropertyCondition LessThanCondition( float arg )
  58 {
  59   PropertyCondition condition;
  60   Internal::PropertyCondition& impl = GetImplementation( condition );
  61   impl.type = Internal::PropertyCondition::LessThan;
  62   impl.arguments.PushBack( arg );
  63
  64   return condition;
  65 }
  66
  67 PropertyCondition GreaterThanCondition( float arg )
  68 {
  69   PropertyCondition condition;
  70   Internal::PropertyCondition& impl = GetImplementation( condition );
  71   impl.type = Internal::PropertyCondition::GreaterThan;
  72   impl.arguments.PushBack( arg );
  73
  74   return condition;
  75 }
  76
  77 PropertyCondition InsideCondition( float arg0, float arg1 )
  78 {
  79   PropertyCondition condition;
  80   Internal::PropertyCondition& impl = GetImplementation( condition );
  81   impl.type = Internal::PropertyCondition::Inside;
  82   impl.arguments.PushBack( arg0 );
  83   impl.arguments.PushBack( arg1 );
  84
  85   return condition;
  86 }
  87
  88 PropertyCondition OutsideCondition( float arg0, float arg1 )
  89 {
  90   PropertyCondition condition;
  91   Internal::PropertyCondition& impl = GetImplementation( condition );
  92   impl.type = Internal::PropertyCondition::Outside;
  93   impl.arguments.PushBack( arg0 );
  94   impl.arguments.PushBack( arg1 );
  95
  96   return condition;
  97 }
  98
  99 PropertyCondition StepCondition( float stepAmount, float referenceValue )
 100 {
 101   PropertyCondition condition;
 102   Internal::PropertyCondition& impl = GetImplementation( condition );
 103   impl.type = Internal::PropertyCondition::Step;
 104   impl.arguments.PushBack( referenceValue );
 105   impl.arguments.PushBack( 1.0f / stepAmount );
 106   impl.arguments.PushBack( 0.0f ); // current step
 107
 108   return condition;
 109 }
 110
 111 PropertyCondition VariableStepCondition( const Dali::Vector<float>& stepAmount )
 112 {
 113   PropertyCondition condition;
 114   Internal::PropertyCondition& impl = GetImplementation( condition );
 115   impl.type = Internal::PropertyCondition::VariableStep;
 116   impl.arguments.PushBack( 0.0f ); // current step
 117   Dali::Vector<float>::SizeType count = stepAmount.Count();
 118   impl.arguments.PushBack( float( count ) ); // store number of steps
 119   for( Dali::Vector<float>::SizeType index = 0; index < count; ++index )
 120   {
 121     impl.arguments.PushBack( stepAmount[index] );
 122   }
 123
 124   return condition;
 125 }
 126
 127 } // namespace Dali