dali-toolkit/internal/text/text-controller-input-properties.cpp

   1 /*
   2  * Copyright (c) 2021 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/text/text-controller-input-properties.h>
  20
  21 // EXTERNAL INCLUDES
  22 //#include <dali-toolkit/devel-api/controls/control-depth-index-ranges.h>
  23 //#include <dali/devel-api/adaptor-framework/window-devel.h>
  24 //#include <dali/integration-api/debug.h>
  25 #include <memory.h>
  26 #include <cmath>
  27 #include <limits>
  28
  29 // INTERNAL INCLUDES
  30 #include <dali-toolkit/devel-api/text/text-enumerations-devel.h>
  31 #include <dali-toolkit/internal/text/text-controller-event-handler.h>
  32 #include <dali-toolkit/internal/text/text-controller-impl.h>
  33 #include <dali-toolkit/internal/text/text-controller-input-font-handler.h>
  34 #include <dali-toolkit/internal/text/text-controller-placeholder-handler.h>
  35 #include <dali-toolkit/internal/text/text-controller-relayouter.h>
  36 #include <dali-toolkit/internal/text/text-controller-text-updater.h>
  37 #include <dali-toolkit/internal/text/text-editable-control-interface.h>
  38
  39 namespace
  40 {
  41 const std::string EMPTY_STRING("");
  42 }
  43
  44 namespace Dali::Toolkit::Text
  45 {
  46
  47 void Controller::InputProperties::SetInputColor(Controller& controller, const Vector4& color)
  48 {
  49   if(controller.mImpl->mEventData)
  50   {
  51     controller.mImpl->mEventData->mInputStyle.textColor      = color;
  52     controller.mImpl->mEventData->mInputStyle.isDefaultColor = false;
  53
  54     if(EventData::SELECTING == controller.mImpl->mEventData->mState || EventData::EDITING == controller.mImpl->mEventData->mState || EventData::INACTIVE == controller.mImpl->mEventData->mState)
  55     {
  56       if(EventData::SELECTING == controller.mImpl->mEventData->mState)
  57       {
  58         const bool handlesCrossed = controller.mImpl->mEventData->mLeftSelectionPosition > controller.mImpl->mEventData->mRightSelectionPosition;
  59
  60         // Get start and end position of selection
  61         const CharacterIndex startOfSelectedText  = handlesCrossed ? controller.mImpl->mEventData->mRightSelectionPosition : controller.mImpl->mEventData->mLeftSelectionPosition;
  62         const Length         lengthOfSelectedText = (handlesCrossed ? controller.mImpl->mEventData->mLeftSelectionPosition : controller.mImpl->mEventData->mRightSelectionPosition) - startOfSelectedText;
  63
  64         // Add the color run.
  65         const VectorBase::SizeType numberOfRuns = controller.mImpl->mModel->mLogicalModel->mColorRuns.Count();
  66         controller.mImpl->mModel->mLogicalModel->mColorRuns.Resize(numberOfRuns + 1u);
  67
  68         ColorRun& colorRun                       = *(controller.mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns);
  69         colorRun.color                           = color;
  70         colorRun.characterRun.characterIndex     = startOfSelectedText;
  71         colorRun.characterRun.numberOfCharacters = lengthOfSelectedText;
  72
  73         controller.mImpl->mTextUpdateInfo.mCharacterIndex             = startOfSelectedText;
  74         controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
  75         controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd    = lengthOfSelectedText;
  76       }
  77       else
  78       {
  79         controller.mImpl->mTextUpdateInfo.mCharacterIndex             = 0;
  80         controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = controller.mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
  81         controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd    = controller.mImpl->mModel->mLogicalModel->mText.Count();
  82       }
  83
  84       // Request to relayout.
  85       controller.mImpl->mOperationsPending = static_cast<OperationsMask>(controller.mImpl->mOperationsPending | COLOR);
  86       controller.mImpl->RequestRelayout();
  87     }
  88   }
  89 }
  90
  91 const Vector4& Controller::InputProperties::GetInputColor(const Controller& controller)
  92 {
  93   // Return event text input color if we have it, otherwise just return the default text's color
  94   return controller.mImpl->mEventData ? controller.mImpl->mEventData->mInputStyle.textColor : controller.mImpl->mTextColor;
  95 }
  96
  97 void Controller::InputProperties::SetInputLineSpacing(Controller& controller, float lineSpacing)
  98 {
  99   if(controller.mImpl->mEventData)
 100   {
 101     controller.mImpl->mEventData->mInputStyle.lineSpacing          = lineSpacing;
 102     controller.mImpl->mEventData->mInputStyle.isLineSpacingDefined = true;
 103   }
 104 }
 105
 106 float Controller::InputProperties::GetInputLineSpacing(const Controller& controller)
 107 {
 108   return controller.mImpl->mEventData ? controller.mImpl->mEventData->mInputStyle.lineSpacing : 0.0f;
 109 }
 110
 111 void Controller::InputProperties::SetInputShadowProperties(Controller& controller, const std::string& shadowProperties)
 112 {
 113   if(controller.mImpl->mEventData)
 114   {
 115     controller.mImpl->mEventData->mInputStyle.shadowProperties = shadowProperties;
 116   }
 117 }
 118
 119 const std::string& Controller::InputProperties::GetInputShadowProperties(const Controller& controller)
 120 {
 121   return controller.mImpl->mEventData ? controller.mImpl->mEventData->mInputStyle.shadowProperties : EMPTY_STRING;
 122 }
 123
 124 void Controller::InputProperties::SetInputUnderlineProperties(Controller& controller, const std::string& underlineProperties)
 125 {
 126   if(controller.mImpl->mEventData)
 127   {
 128     controller.mImpl->mEventData->mInputStyle.underlineProperties = underlineProperties;
 129   }
 130 }
 131
 132 const std::string& Controller::InputProperties::GetInputUnderlineProperties(const Controller& controller)
 133 {
 134   return controller.mImpl->mEventData ? controller.mImpl->mEventData->mInputStyle.underlineProperties : EMPTY_STRING;
 135 }
 136
 137 void Controller::InputProperties::SetInputEmbossProperties(Controller& controller, const std::string& embossProperties)
 138 {
 139   if(controller.mImpl->mEventData)
 140   {
 141     controller.mImpl->mEventData->mInputStyle.embossProperties = embossProperties;
 142   }
 143 }
 144
 145 const std::string& Controller::InputProperties::GetInputEmbossProperties(const Controller& controller)
 146 {
 147   return controller.mImpl->mEventData ? controller.mImpl->mEventData->mInputStyle.embossProperties : controller.GetDefaultEmbossProperties();
 148 }
 149
 150 void Controller::InputProperties::SetInputOutlineProperties(Controller& controller, const std::string& outlineProperties)
 151 {
 152   if(controller.mImpl->mEventData)
 153   {
 154     controller.mImpl->mEventData->mInputStyle.outlineProperties = outlineProperties;
 155   }
 156 }
 157
 158 const std::string& Controller::InputProperties::GetInputOutlineProperties(const Controller& controller)
 159 {
 160   return controller.mImpl->mEventData ? controller.mImpl->mEventData->mInputStyle.outlineProperties : controller.GetDefaultOutlineProperties();
 161 }
 162
 163 void Controller::InputProperties::SetInputModePassword(Controller& controller, bool passwordInput)
 164 {
 165   if(controller.mImpl->mEventData)
 166   {
 167     controller.mImpl->mEventData->mPasswordInput = passwordInput;
 168   }
 169 }
 170
 171 bool Controller::InputProperties::IsInputModePassword(Controller& controller)
 172 {
 173   return controller.mImpl->mEventData && controller.mImpl->mEventData->mPasswordInput;
 174 }
 175
 176 } // namespace Dali::Toolkit::Text