Adding Character Spacing

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / controls / text-controls / text-field-impl.cpp

diff --git a/dali-toolkit/internal/controls/text-controls/text-field-impl.cpp b/dali-toolkit/internal/controls/text-controls/text-field-impl.cpp
index fe01e46..626dcf2 100644 (file)
--- a/dali-toolkit/internal/controls/text-controls/text-field-impl.cpp
+++ b/dali-toolkit/internal/controls/text-controls/text-field-impl.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2022 Samsung Electronics Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -137,10 +137,14 @@ DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "selectedTextStar
 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "selectedTextEnd",                  INTEGER,   SELECTED_TEXT_END                   )
 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "enableEditing",                    BOOLEAN,   ENABLE_EDITING                      )
 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "fontSizeScale",                    FLOAT,     FONT_SIZE_SCALE                     )
+DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "enableFontSizeScale",              BOOLEAN,   ENABLE_FONT_SIZE_SCALE              )
 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "primaryCursorPosition",            INTEGER,   PRIMARY_CURSOR_POSITION             )
 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "grabHandleColor",                  VECTOR4,   GRAB_HANDLE_COLOR                   )
 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "inputFilter",                      MAP,       INPUT_FILTER                        )
 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "ellipsisPosition",                 INTEGER,   ELLIPSIS_POSITION                   )
+DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "strikethrough",                    MAP,       STRIKETHROUGH                       )
+DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "inputStrikethrough",               MAP,       INPUT_STRIKETHROUGH                 )
+DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "characterSpacing",                 FLOAT,     CHARACTER_SPACING                   )
 
 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "textChanged",           SIGNAL_TEXT_CHANGED           )
 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "maxLengthReached",      SIGNAL_MAX_LENGTH_REACHED     )
@@ -201,6 +205,28 @@ Toolkit::TextField::InputStyle::Mask ConvertInputStyle(Text::InputStyle::Mask in
   return fieldInputStyleMask;
 }
 
+bool IsHiddenInput(Toolkit::TextField textField)
+{
+  Property::Map hiddenInputSettings = textField.GetProperty<Property::Map>(Toolkit::TextField::Property::HIDDEN_INPUT_SETTINGS);
+  auto          mode                = hiddenInputSettings.Find(Toolkit::HiddenInput::Property::MODE);
+  if(mode && (mode->Get<int>() != Toolkit::HiddenInput::Mode::HIDE_NONE))
+  {
+    return true;
+  }
+  return false;
+}
+
+char GetSubstituteCharacter(Toolkit::TextField textField)
+{
+  Property::Map hiddenInputSettings = textField.GetProperty<Property::Map>(Toolkit::TextField::Property::HIDDEN_INPUT_SETTINGS);
+  auto          substChar           = hiddenInputSettings.Find(Toolkit::HiddenInput::Property::SUBSTITUTE_CHARACTER);
+  if(substChar)
+  {
+    return static_cast<char>(substChar->Get<int>());
+  }
+  return STAR;
+}
+
 } // namespace
 
 Toolkit::TextField TextField::New()
@@ -441,6 +467,11 @@ DevelTextField::SelectionClearedSignalType& TextField::SelectionClearedSignal()
   return mSelectionClearedSignal;
 }
 
+void TextField::OnAccessibilityStatusChanged()
+{
+  CommonTextUtils::SynchronizeTextAnchorsInParent(Self(), mController, mAnchorActors);
+}
+
 void TextField::OnInitialize()
 {
   Actor self = Self();
@@ -519,6 +550,9 @@ void TextField::OnInitialize()
     return std::unique_ptr<Dali::Accessibility::Accessible>(
       new AccessibleImpl(actor, Dali::Accessibility::Role::ENTRY));
   });
+
+  Accessibility::Bridge::EnabledSignal().Connect(this, &TextField::OnAccessibilityStatusChanged);
+  Accessibility::Bridge::DisabledSignal().Connect(this, &TextField::OnAccessibilityStatusChanged);
 }
 
 void TextField::OnStyleChange(Toolkit::StyleManager styleManager, StyleChange::Type change)
@@ -680,7 +714,7 @@ Text::ControllerPtr TextField::GetTextController()
 
 void TextField::RenderText(Text::Controller::UpdateTextType updateTextType)
 {
-  CommonTextUtils::RenderText(Self(), mRenderer, mController, mDecorator, mAlignmentOffset, mRenderableActor, mBackgroundActor, mStencil, mClippingDecorationActors, updateTextType);
+  CommonTextUtils::RenderText(Self(), mRenderer, mController, mDecorator, mAlignmentOffset, mRenderableActor, mBackgroundActor, mStencil, mClippingDecorationActors, mAnchorActors, updateTextType);
 }
 
 void TextField::OnKeyInputFocusGained()
@@ -1098,13 +1132,28 @@ TextField::~TextField()
   }
 }
 
-std::string TextField::AccessibleImpl::GetName()
+Vector<Vector2> TextField::GetTextSize(const uint32_t startIndex, const uint32_t endIndex) const
+{
+  return mController->GetTextSize(startIndex, endIndex);
+}
+
+Vector<Vector2> TextField::GetTextPosition(const uint32_t startIndex, const uint32_t endIndex) const
+{
+  return mController->GetTextPosition(startIndex, endIndex);
+}
+
+std::string TextField::AccessibleImpl::GetName() const
 {
   auto self = Toolkit::TextField::DownCast(Self());
+  if(IsHiddenInput(self))
+  {
+    return {};
+  }
+
   return self.GetProperty(Toolkit::TextField::Property::TEXT).Get<std::string>();
 }
 
-std::string TextField::AccessibleImpl::GetText(size_t startOffset, size_t endOffset)
+std::string TextField::AccessibleImpl::GetText(size_t startOffset, size_t endOffset) const
 {
   if(endOffset <= startOffset)
   {
@@ -1118,11 +1167,14 @@ std::string TextField::AccessibleImpl::GetText(size_t startOffset, size_t endOff
   {
     return {};
   }
-
+  if(IsHiddenInput(self))
+  {
+    return std::string(endOffset - startOffset, GetSubstituteCharacter(self));
+  }
   return text.substr(startOffset, endOffset - startOffset);
 }
 
-size_t TextField::AccessibleImpl::GetCharacterCount()
+size_t TextField::AccessibleImpl::GetCharacterCount() const
 {
   auto self = Toolkit::TextField::DownCast(Self());
   auto text = self.GetProperty(Toolkit::TextField::Property::TEXT).Get<std::string>();
@@ -1130,7 +1182,7 @@ size_t TextField::AccessibleImpl::GetCharacterCount()
   return text.size();
 }
 
-size_t TextField::AccessibleImpl::GetCursorOffset()
+size_t TextField::AccessibleImpl::GetCursorOffset() const
 {
   auto self = Toolkit::TextField::DownCast(Self());
   return Dali::Toolkit::GetImpl(self).GetTextController()->GetCursorPosition();
@@ -1153,14 +1205,21 @@ bool TextField::AccessibleImpl::SetCursorOffset(size_t offset)
 }
 
 Dali::Accessibility::Range TextField::AccessibleImpl::GetTextAtOffset(
-  size_t offset, Dali::Accessibility::TextBoundary boundary)
+  size_t offset, Dali::Accessibility::TextBoundary boundary) const
 {
-  auto self     = Toolkit::TextField::DownCast(Self());
+  auto self  = Toolkit::TextField::DownCast(Self());
+  auto range = Dali::Accessibility::Range{};
+
+  if(IsHiddenInput(self))
+  {
+    // Returning empty object, as there is no possibility to parse the textfield
+    // when its content is hidden.
+    return range;
+  }
+
   auto text     = self.GetProperty(Toolkit::TextField::Property::TEXT).Get<std::string>();
   auto textSize = text.size();
 
-  auto range = Dali::Accessibility::Range{};
-
   switch(boundary)
   {
     case Dali::Accessibility::TextBoundary::CHARACTER:
@@ -1244,7 +1303,7 @@ Dali::Accessibility::Range TextField::AccessibleImpl::GetTextAtOffset(
   return range;
 }
 
-Dali::Accessibility::Range TextField::AccessibleImpl::GetRangeOfSelection(size_t selectionIndex)
+Dali::Accessibility::Range TextField::AccessibleImpl::GetRangeOfSelection(size_t selectionIndex) const
 {
   // Since DALi supports only one selection indexes higher than 0 are ignored
   if(selectionIndex > 0)
@@ -1252,13 +1311,21 @@ Dali::Accessibility::Range TextField::AccessibleImpl::GetRangeOfSelection(size_t
     return {};
   }
 
-  auto        self       = Toolkit::TextField::DownCast(Self());
-  auto        controller = Dali::Toolkit::GetImpl(self).GetTextController();
+  auto self       = Toolkit::TextField::DownCast(Self());
+  auto controller = Dali::Toolkit::GetImpl(self).GetTextController();
+  auto indices    = controller->GetSelectionIndexes();
+
+  auto startOffset = static_cast<size_t>(indices.first);
+  auto endOffset   = static_cast<size_t>(indices.second);
+
+  if(IsHiddenInput(self))
+  {
+    return {startOffset, endOffset, std::string(endOffset - startOffset, GetSubstituteCharacter(self))};
+  }
+
   std::string value{};
   controller->RetrieveSelection(value);
-  auto indices = controller->GetSelectionIndexes();
-
-  return {static_cast<size_t>(indices.first), static_cast<size_t>(indices.second), value};
+  return {startOffset, endOffset, value};
 }
 
 bool TextField::AccessibleImpl::RemoveSelection(size_t selectionIndex)
@@ -1336,13 +1403,13 @@ Dali::Accessibility::States TextField::AccessibleImpl::CalculateStates()
 {
   using namespace Dali::Accessibility;
 
-  auto states = DevelControl::AccessibleImpl::CalculateStates();
+  auto states = DevelControl::ControlAccessible::CalculateStates();
 
   states[State::EDITABLE]  = true;
   states[State::FOCUSABLE] = true;
 
   Toolkit::Control focusControl = Toolkit::KeyInputFocusManager::Get().GetCurrentFocusControl();
-  if(mSelf == focusControl)
+  if(Self() == focusControl)
   {
     states[State::FOCUSED] = true;
   }
@@ -1369,6 +1436,30 @@ bool TextField::AccessibleImpl::SetTextContents(std::string newContents)
   return true;
 }
 
+int32_t TextField::AccessibleImpl::GetLinkCount() const
+{
+  auto self = Toolkit::TextField::DownCast(Self());
+  return Dali::Toolkit::GetImpl(self).mAnchorActors.size();
+}
+
+Accessibility::Hyperlink* TextField::AccessibleImpl::GetLink(int32_t linkIndex) const
+{
+  if(linkIndex < 0 || linkIndex >= GetLinkCount())
+  {
+    return nullptr;
+  }
+  auto self        = Toolkit::TextField::DownCast(Self());
+  auto anchorActor = Dali::Toolkit::GetImpl(self).mAnchorActors[linkIndex];
+  return dynamic_cast<Accessibility::Hyperlink*>(Dali::Accessibility::Accessible::Get(anchorActor));
+}
+
+int32_t TextField::AccessibleImpl::GetLinkIndex(int32_t characterOffset) const
+{
+  auto self       = Toolkit::TextField::DownCast(Self());
+  auto controller = Dali::Toolkit::GetImpl(self).GetTextController();
+  return controller->GetAnchorIndex(static_cast<size_t>(characterOffset));
+}
+
 } // namespace Internal
 
 } // namespace Toolkit