/*
- * 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.
#include <dali-toolkit/internal/text/text-controller-impl.h>
// EXTERNAL INCLUDES
+#include <dali/devel-api/adaptor-framework/window-devel.h>
#include <dali/integration-api/debug.h>
+#include <dali/public-api/actors/layer.h>
#include <dali/public-api/rendering/renderer.h>
+#include <cmath>
// INTERNAL INCLUDES
-#include <dali-toolkit/devel-api/controls/control-depth-index-ranges.h>
-#include <dali-toolkit/internal/graphics/builtin-shader-extern-gen.h>
#include <dali-toolkit/internal/text/character-set-conversion.h>
#include <dali-toolkit/internal/text/cursor-helper-functions.h>
+#include <dali-toolkit/internal/text/glyph-metrics-helper.h>
#include <dali-toolkit/internal/text/text-control-interface.h>
+#include <dali-toolkit/internal/text/text-controller-impl-data-clearer.h>
#include <dali-toolkit/internal/text/text-controller-impl-event-handler.h>
#include <dali-toolkit/internal/text/text-controller-impl-model-updater.h>
+#include <dali-toolkit/internal/text/text-controller-placeholder-handler.h>
+#include <dali-toolkit/internal/text/text-controller-relayouter.h>
#include <dali-toolkit/internal/text/text-editable-control-interface.h>
#include <dali-toolkit/internal/text/text-enumerations-impl.h>
#include <dali-toolkit/internal/text/text-run-container.h>
#include <dali-toolkit/internal/text/text-selection-handle-controller.h>
+#include <dali-toolkit/internal/text/underlined-glyph-run.h>
using namespace Dali;
Debug::Filter* gLogFilter = Debug::Filter::New(Debug::NoLogging, true, "LOG_TEXT_CONTROLS");
#endif
-struct BackgroundVertex
-{
- Vector2 mPosition; ///< Vertex posiiton
- Vector4 mColor; ///< Vertex color
-};
+constexpr float MAX_FLOAT = std::numeric_limits<float>::max();
-struct BackgroundMesh
-{
- Vector<BackgroundVertex> mVertices; ///< container of vertices
- Vector<unsigned short> mIndices; ///< container of indices
-};
+const std::string EMPTY_STRING("");
} // namespace
namespace Dali::Toolkit::Text
{
-
namespace
{
-
void SetDefaultInputStyle(InputStyle& inputStyle, const FontDefaults* const fontDefaults, const Vector4& textColor)
{
// Sets the default text's color.
}
}
}
+
+void ChangeTextControllerState(Controller::Impl& impl, EventData::State newState)
+{
+ EventData* eventData = impl.mEventData;
+
+ if(nullptr == eventData)
+ {
+ // Nothing to do if there is no text input.
+ return;
+ }
+
+ DecoratorPtr& decorator = eventData->mDecorator;
+ if(!decorator)
+ {
+ // Nothing to do if there is no decorator.
+ return;
+ }
+
+ DALI_LOG_INFO(gLogFilter, Debug::General, "ChangeState state:%d newstate:%d\n", eventData->mState, newState);
+
+ if(eventData->mState != newState)
+ {
+ eventData->mPreviousState = eventData->mState;
+ eventData->mState = newState;
+
+ switch(eventData->mState)
+ {
+ case EventData::INACTIVE:
+ {
+ decorator->SetActiveCursor(ACTIVE_CURSOR_NONE);
+ decorator->StopCursorBlink();
+ decorator->SetHandleActive(GRAB_HANDLE, false);
+ decorator->SetHandleActive(LEFT_SELECTION_HANDLE, false);
+ decorator->SetHandleActive(RIGHT_SELECTION_HANDLE, false);
+ decorator->SetHighlightActive(false);
+ decorator->SetPopupActive(false);
+ eventData->mDecoratorUpdated = true;
+ break;
+ }
+
+ case EventData::INTERRUPTED:
+ {
+ decorator->SetHandleActive(GRAB_HANDLE, false);
+ decorator->SetHandleActive(LEFT_SELECTION_HANDLE, false);
+ decorator->SetHandleActive(RIGHT_SELECTION_HANDLE, false);
+ decorator->SetHighlightActive(false);
+ decorator->SetPopupActive(false);
+ eventData->mDecoratorUpdated = true;
+ break;
+ }
+
+ case EventData::SELECTING:
+ {
+ decorator->SetActiveCursor(ACTIVE_CURSOR_NONE);
+ decorator->StopCursorBlink();
+ decorator->SetHandleActive(GRAB_HANDLE, false);
+ if(eventData->mGrabHandleEnabled)
+ {
+ decorator->SetHandleActive(LEFT_SELECTION_HANDLE, true);
+ decorator->SetHandleActive(RIGHT_SELECTION_HANDLE, true);
+ }
+ decorator->SetHighlightActive(true);
+ if(eventData->mGrabHandlePopupEnabled)
+ {
+ impl.SetPopupButtons();
+ decorator->SetPopupActive(true);
+ }
+ eventData->mDecoratorUpdated = true;
+ break;
+ }
+
+ case EventData::EDITING:
+ {
+ decorator->SetActiveCursor(ACTIVE_CURSOR_PRIMARY);
+ if(eventData->mCursorBlinkEnabled)
+ {
+ decorator->StartCursorBlink();
+ }
+ // Grab handle is not shown until a tap is received whilst EDITING
+ decorator->SetHandleActive(GRAB_HANDLE, false);
+ decorator->SetHandleActive(LEFT_SELECTION_HANDLE, false);
+ decorator->SetHandleActive(RIGHT_SELECTION_HANDLE, false);
+ decorator->SetHighlightActive(false);
+ if(eventData->mGrabHandlePopupEnabled)
+ {
+ decorator->SetPopupActive(false);
+ }
+ eventData->mDecoratorUpdated = true;
+ break;
+ }
+ case EventData::EDITING_WITH_POPUP:
+ {
+ DALI_LOG_INFO(gLogFilter, Debug::Verbose, "EDITING_WITH_POPUP \n", newState);
+
+ decorator->SetActiveCursor(ACTIVE_CURSOR_PRIMARY);
+ if(eventData->mCursorBlinkEnabled)
+ {
+ decorator->StartCursorBlink();
+ }
+ if(eventData->mSelectionEnabled)
+ {
+ decorator->SetHandleActive(LEFT_SELECTION_HANDLE, false);
+ decorator->SetHandleActive(RIGHT_SELECTION_HANDLE, false);
+ decorator->SetHighlightActive(false);
+ }
+ else if(eventData->mGrabHandleEnabled)
+ {
+ decorator->SetHandleActive(GRAB_HANDLE, true);
+ }
+ if(eventData->mGrabHandlePopupEnabled)
+ {
+ impl.SetPopupButtons();
+ decorator->SetPopupActive(true);
+ }
+ eventData->mDecoratorUpdated = true;
+ break;
+ }
+ case EventData::EDITING_WITH_GRAB_HANDLE:
+ {
+ DALI_LOG_INFO(gLogFilter, Debug::Verbose, "EDITING_WITH_GRAB_HANDLE \n", newState);
+
+ decorator->SetActiveCursor(ACTIVE_CURSOR_PRIMARY);
+ if(eventData->mCursorBlinkEnabled)
+ {
+ decorator->StartCursorBlink();
+ }
+ // Grab handle is not shown until a tap is received whilst EDITING
+ if(eventData->mGrabHandleEnabled)
+ {
+ decorator->SetHandleActive(GRAB_HANDLE, true);
+ }
+ decorator->SetHandleActive(LEFT_SELECTION_HANDLE, false);
+ decorator->SetHandleActive(RIGHT_SELECTION_HANDLE, false);
+ decorator->SetHighlightActive(false);
+ if(eventData->mGrabHandlePopupEnabled)
+ {
+ decorator->SetPopupActive(false);
+ }
+ eventData->mDecoratorUpdated = true;
+ break;
+ }
+
+ case EventData::SELECTION_HANDLE_PANNING:
+ {
+ decorator->SetActiveCursor(ACTIVE_CURSOR_NONE);
+ decorator->StopCursorBlink();
+ decorator->SetHandleActive(GRAB_HANDLE, false);
+ if(eventData->mGrabHandleEnabled)
+ {
+ decorator->SetHandleActive(LEFT_SELECTION_HANDLE, true);
+ decorator->SetHandleActive(RIGHT_SELECTION_HANDLE, true);
+ }
+ decorator->SetHighlightActive(true);
+ if(eventData->mGrabHandlePopupEnabled)
+ {
+ decorator->SetPopupActive(false);
+ }
+ eventData->mDecoratorUpdated = true;
+ break;
+ }
+
+ case EventData::GRAB_HANDLE_PANNING:
+ {
+ DALI_LOG_INFO(gLogFilter, Debug::Verbose, "GRAB_HANDLE_PANNING \n", newState);
+
+ decorator->SetActiveCursor(ACTIVE_CURSOR_PRIMARY);
+ if(eventData->mCursorBlinkEnabled)
+ {
+ decorator->StartCursorBlink();
+ }
+ if(eventData->mGrabHandleEnabled)
+ {
+ decorator->SetHandleActive(GRAB_HANDLE, true);
+ }
+ decorator->SetHandleActive(LEFT_SELECTION_HANDLE, false);
+ decorator->SetHandleActive(RIGHT_SELECTION_HANDLE, false);
+ decorator->SetHighlightActive(false);
+ if(eventData->mGrabHandlePopupEnabled)
+ {
+ decorator->SetPopupActive(false);
+ }
+ eventData->mDecoratorUpdated = true;
+ break;
+ }
+
+ case EventData::EDITING_WITH_PASTE_POPUP:
+ {
+ DALI_LOG_INFO(gLogFilter, Debug::Verbose, "EDITING_WITH_PASTE_POPUP \n", newState);
+
+ decorator->SetActiveCursor(ACTIVE_CURSOR_PRIMARY);
+ if(eventData->mCursorBlinkEnabled)
+ {
+ decorator->StartCursorBlink();
+ }
+
+ if(eventData->mGrabHandleEnabled)
+ {
+ decorator->SetHandleActive(GRAB_HANDLE, true);
+ }
+ decorator->SetHandleActive(LEFT_SELECTION_HANDLE, false);
+ decorator->SetHandleActive(RIGHT_SELECTION_HANDLE, false);
+ decorator->SetHighlightActive(false);
+
+ if(eventData->mGrabHandlePopupEnabled)
+ {
+ impl.SetPopupButtons();
+ decorator->SetPopupActive(true);
+ }
+ eventData->mDecoratorUpdated = true;
+ break;
+ }
+
+ case EventData::TEXT_PANNING:
+ {
+ decorator->SetActiveCursor(ACTIVE_CURSOR_NONE);
+ decorator->StopCursorBlink();
+ decorator->SetHandleActive(GRAB_HANDLE, false);
+ if(eventData->mDecorator->IsHandleActive(LEFT_SELECTION_HANDLE) ||
+ decorator->IsHandleActive(RIGHT_SELECTION_HANDLE))
+ {
+ decorator->SetHandleActive(LEFT_SELECTION_HANDLE, false);
+ decorator->SetHandleActive(RIGHT_SELECTION_HANDLE, false);
+ decorator->SetHighlightActive(true);
+ }
+
+ if(eventData->mGrabHandlePopupEnabled)
+ {
+ decorator->SetPopupActive(false);
+ }
+
+ eventData->mDecoratorUpdated = true;
+ break;
+ }
+ }
+ }
+}
+
} // unnamed Namespace
EventData::EventData(DecoratorPtr decorator, InputMethodContext& inputMethodContext)
return numberOfWhiteSpaces;
}
+void Controller::Impl::GetText(std::string& text) const
+{
+ if(!IsShowingPlaceholderText())
+ {
+ // Retrieves the text string.
+ GetText(0u, text);
+ }
+ else
+ {
+ DALI_LOG_INFO(gLogFilter, Debug::Verbose, "Controller::GetText %p empty (but showing placeholder)\n", this);
+ }
+}
+
void Controller::Impl::GetText(CharacterIndex index, std::string& text) const
{
// Get the total number of characters.
}
}
+Dali::LayoutDirection::Type Controller::Impl::GetLayoutDirection(Dali::Actor& actor) const
+{
+ if(mModel->mMatchLayoutDirection == DevelText::MatchLayoutDirection::LOCALE ||
+ (mModel->mMatchLayoutDirection == DevelText::MatchLayoutDirection::INHERIT && !mIsLayoutDirectionChanged))
+ {
+ return static_cast<Dali::LayoutDirection::Type>(DevelWindow::Get(actor).GetRootLayer().GetProperty(Dali::Actor::Property::LAYOUT_DIRECTION).Get<int>());
+ }
+ else
+ {
+ return static_cast<Dali::LayoutDirection::Type>(actor.GetProperty(Dali::Actor::Property::LAYOUT_DIRECTION).Get<int>());
+ }
+}
+
+Toolkit::DevelText::TextDirection::Type Controller::Impl::GetTextDirection()
+{
+ if(mUpdateTextDirection)
+ {
+ // Operations that can be done only once until the text changes.
+ const OperationsMask onlyOnceOperations = static_cast<OperationsMask>(CONVERT_TO_UTF32 |
+ GET_SCRIPTS |
+ VALIDATE_FONTS |
+ GET_LINE_BREAKS |
+ BIDI_INFO |
+ SHAPE_TEXT |
+ GET_GLYPH_METRICS);
+
+ // Set the update info to relayout the whole text.
+ mTextUpdateInfo.mParagraphCharacterIndex = 0u;
+ mTextUpdateInfo.mRequestedNumberOfCharacters = mModel->mLogicalModel->mText.Count();
+
+ // Make sure the model is up-to-date before layouting
+ UpdateModel(onlyOnceOperations);
+
+ Vector3 naturalSize;
+ Relayouter::DoRelayout(*this,
+ Size(MAX_FLOAT, MAX_FLOAT),
+ static_cast<OperationsMask>(onlyOnceOperations |
+ LAYOUT | REORDER | UPDATE_DIRECTION),
+ naturalSize.GetVectorXY());
+
+ // Do not do again the only once operations.
+ mOperationsPending = static_cast<OperationsMask>(mOperationsPending & ~onlyOnceOperations);
+
+ // Clear the update info. This info will be set the next time the text is updated.
+ mTextUpdateInfo.Clear();
+
+ // FullRelayoutNeeded should be true because DoRelayout is MAX_FLOAT, MAX_FLOAT.
+ mTextUpdateInfo.mFullRelayoutNeeded = true;
+
+ mUpdateTextDirection = false;
+ }
+
+ return mIsTextDirectionRTL ? Toolkit::DevelText::TextDirection::RIGHT_TO_LEFT : Toolkit::DevelText::TextDirection::LEFT_TO_RIGHT;
+}
+
void Controller::Impl::CalculateTextUpdateIndices(Length& numberOfCharacters)
{
mTextUpdateInfo.mParagraphCharacterIndex = 0u;
mTextUpdateInfo.mStartGlyphIndex = *(mModel->mVisualModel->mCharactersToGlyph.Begin() + mTextUpdateInfo.mParagraphCharacterIndex);
}
-void Controller::Impl::ClearFullModelData(OperationsMask operations)
+void Controller::Impl::ClearModelData(CharacterIndex startIndex, CharacterIndex endIndex, OperationsMask operations)
{
- if(NO_OPERATION != (GET_LINE_BREAKS & operations))
- {
- mModel->mLogicalModel->mLineBreakInfo.Clear();
- mModel->mLogicalModel->mParagraphInfo.Clear();
- }
+ ControllerImplDataClearer::ClearModelData(*this, startIndex, endIndex, operations);
+}
- if(NO_OPERATION != (GET_SCRIPTS & operations))
- {
- mModel->mLogicalModel->mScriptRuns.Clear();
- }
+bool Controller::Impl::UpdateModel(OperationsMask operationsRequired)
+{
+ return ControllerImplModelUpdater::Update(*this, operationsRequired);
+}
- if(NO_OPERATION != (VALIDATE_FONTS & operations))
- {
- mModel->mLogicalModel->mFontRuns.Clear();
- }
+void Controller::Impl::RetrieveDefaultInputStyle(InputStyle& inputStyle)
+{
+ SetDefaultInputStyle(inputStyle, mFontDefaults, mTextColor);
+}
- if(0u != mModel->mLogicalModel->mBidirectionalParagraphInfo.Count())
+float Controller::Impl::GetDefaultFontLineHeight()
+{
+ FontId defaultFontId = 0u;
+ if(nullptr == mFontDefaults)
{
- if(NO_OPERATION != (BIDI_INFO & operations))
- {
- mModel->mLogicalModel->mBidirectionalParagraphInfo.Clear();
- mModel->mLogicalModel->mCharacterDirections.Clear();
- }
-
- if(NO_OPERATION != (REORDER & operations))
- {
- // Free the allocated memory used to store the conversion table in the bidirectional line info run.
- for(Vector<BidirectionalLineInfoRun>::Iterator it = mModel->mLogicalModel->mBidirectionalLineInfo.Begin(),
- endIt = mModel->mLogicalModel->mBidirectionalLineInfo.End();
- it != endIt;
- ++it)
- {
- BidirectionalLineInfoRun& bidiLineInfo = *it;
-
- free(bidiLineInfo.visualToLogicalMap);
- bidiLineInfo.visualToLogicalMap = NULL;
- }
- mModel->mLogicalModel->mBidirectionalLineInfo.Clear();
- }
+ TextAbstraction::FontDescription fontDescription;
+ defaultFontId = mFontClient.GetFontId(fontDescription, TextAbstraction::FontClient::DEFAULT_POINT_SIZE * GetFontSizeScale());
}
-
- if(NO_OPERATION != (SHAPE_TEXT & operations))
+ else
{
- mModel->mVisualModel->mGlyphs.Clear();
- mModel->mVisualModel->mGlyphsToCharacters.Clear();
- mModel->mVisualModel->mCharactersToGlyph.Clear();
- mModel->mVisualModel->mCharactersPerGlyph.Clear();
- mModel->mVisualModel->mGlyphsPerCharacter.Clear();
- mModel->mVisualModel->mGlyphPositions.Clear();
+ defaultFontId = mFontDefaults->GetFontId(mFontClient, mFontDefaults->mDefaultPointSize * GetFontSizeScale());
}
- if(NO_OPERATION != (LAYOUT & operations))
- {
- mModel->mVisualModel->mLines.Clear();
- }
+ Text::FontMetrics fontMetrics;
+ mMetrics->GetFontMetrics(defaultFontId, fontMetrics);
- if(NO_OPERATION != (COLOR & operations))
- {
- mModel->mVisualModel->mColorIndices.Clear();
- mModel->mVisualModel->mBackgroundColorIndices.Clear();
- }
+ return (fontMetrics.ascender - fontMetrics.descender);
}
-void Controller::Impl::ClearCharacterModelData(CharacterIndex startIndex, CharacterIndex endIndex, OperationsMask operations)
+bool Controller::Impl::SetDefaultLineSpacing(float lineSpacing)
{
- const CharacterIndex endIndexPlusOne = endIndex + 1u;
-
- if(NO_OPERATION != (GET_LINE_BREAKS & operations))
+ if(std::fabs(lineSpacing - mLayoutEngine.GetDefaultLineSpacing()) > Math::MACHINE_EPSILON_1000)
{
- // Clear the line break info.
- LineBreakInfo* lineBreakInfoBuffer = mModel->mLogicalModel->mLineBreakInfo.Begin();
-
- mModel->mLogicalModel->mLineBreakInfo.Erase(lineBreakInfoBuffer + startIndex,
- lineBreakInfoBuffer + endIndexPlusOne);
+ mLayoutEngine.SetDefaultLineSpacing(lineSpacing);
- // Clear the paragraphs.
- ClearCharacterRuns(startIndex,
- endIndex,
- mModel->mLogicalModel->mParagraphInfo);
+ RelayoutAllCharacters();
+ return true;
}
+ return false;
+}
- if(NO_OPERATION != (GET_SCRIPTS & operations))
+bool Controller::Impl::SetDefaultLineSize(float lineSize)
+{
+ if(std::fabs(lineSize - mLayoutEngine.GetDefaultLineSize()) > Math::MACHINE_EPSILON_1000)
{
- // Clear the scripts.
- ClearCharacterRuns(startIndex,
- endIndex,
- mModel->mLogicalModel->mScriptRuns);
- }
+ mLayoutEngine.SetDefaultLineSize(lineSize);
- if(NO_OPERATION != (VALIDATE_FONTS & operations))
- {
- // Clear the fonts.
- ClearCharacterRuns(startIndex,
- endIndex,
- mModel->mLogicalModel->mFontRuns);
+ RelayoutAllCharacters();
+ return true;
}
+ return false;
+}
- if(0u != mModel->mLogicalModel->mBidirectionalParagraphInfo.Count())
+bool Controller::Impl::SetRelativeLineSize(float relativeLineSize)
+{
+ if(std::fabs(relativeLineSize - GetRelativeLineSize()) > Math::MACHINE_EPSILON_1000)
{
- if(NO_OPERATION != (BIDI_INFO & operations))
- {
- // Clear the bidirectional paragraph info.
- ClearCharacterRuns(startIndex,
- endIndex,
- mModel->mLogicalModel->mBidirectionalParagraphInfo);
-
- // Clear the character's directions.
- CharacterDirection* characterDirectionsBuffer = mModel->mLogicalModel->mCharacterDirections.Begin();
-
- mModel->mLogicalModel->mCharacterDirections.Erase(characterDirectionsBuffer + startIndex,
- characterDirectionsBuffer + endIndexPlusOne);
- }
-
- if(NO_OPERATION != (REORDER & operations))
- {
- uint32_t startRemoveIndex = mModel->mLogicalModel->mBidirectionalLineInfo.Count();
- uint32_t endRemoveIndex = startRemoveIndex;
- ClearCharacterRuns(startIndex,
- endIndex,
- mModel->mLogicalModel->mBidirectionalLineInfo,
- startRemoveIndex,
- endRemoveIndex);
-
- BidirectionalLineInfoRun* bidirectionalLineInfoBuffer = mModel->mLogicalModel->mBidirectionalLineInfo.Begin();
-
- // Free the allocated memory used to store the conversion table in the bidirectional line info run.
- for(Vector<BidirectionalLineInfoRun>::Iterator it = bidirectionalLineInfoBuffer + startRemoveIndex,
- endIt = bidirectionalLineInfoBuffer + endRemoveIndex;
- it != endIt;
- ++it)
- {
- BidirectionalLineInfoRun& bidiLineInfo = *it;
+ mLayoutEngine.SetRelativeLineSize(relativeLineSize);
- free(bidiLineInfo.visualToLogicalMap);
- bidiLineInfo.visualToLogicalMap = NULL;
- }
-
- mModel->mLogicalModel->mBidirectionalLineInfo.Erase(bidirectionalLineInfoBuffer + startRemoveIndex,
- bidirectionalLineInfoBuffer + endRemoveIndex);
- }
+ RelayoutAllCharacters();
+ return true;
}
+ return false;
}
-void Controller::Impl::ClearGlyphModelData(CharacterIndex startIndex, CharacterIndex endIndex, OperationsMask operations)
+float Controller::Impl::GetRelativeLineSize()
{
- const CharacterIndex endIndexPlusOne = endIndex + 1u;
- const Length numberOfCharactersRemoved = endIndexPlusOne - startIndex;
-
- // Convert the character index to glyph index before deleting the character to glyph and the glyphs per character buffers.
- GlyphIndex* charactersToGlyphBuffer = mModel->mVisualModel->mCharactersToGlyph.Begin();
- Length* glyphsPerCharacterBuffer = mModel->mVisualModel->mGlyphsPerCharacter.Begin();
-
- const GlyphIndex endGlyphIndexPlusOne = *(charactersToGlyphBuffer + endIndex) + *(glyphsPerCharacterBuffer + endIndex);
- const Length numberOfGlyphsRemoved = endGlyphIndexPlusOne - mTextUpdateInfo.mStartGlyphIndex;
+ return mLayoutEngine.GetRelativeLineSize();
+}
- if(NO_OPERATION != (SHAPE_TEXT & operations))
+string Controller::Impl::GetSelectedText()
+{
+ string text;
+ if(EventData::SELECTING == mEventData->mState)
{
- // Update the character to glyph indices.
- for(Vector<GlyphIndex>::Iterator it = charactersToGlyphBuffer + endIndexPlusOne,
- endIt = charactersToGlyphBuffer + mModel->mVisualModel->mCharactersToGlyph.Count();
- it != endIt;
- ++it)
- {
- CharacterIndex& index = *it;
- index -= numberOfGlyphsRemoved;
- }
-
- // Clear the character to glyph conversion table.
- mModel->mVisualModel->mCharactersToGlyph.Erase(charactersToGlyphBuffer + startIndex,
- charactersToGlyphBuffer + endIndexPlusOne);
-
- // Clear the glyphs per character table.
- mModel->mVisualModel->mGlyphsPerCharacter.Erase(glyphsPerCharacterBuffer + startIndex,
- glyphsPerCharacterBuffer + endIndexPlusOne);
-
- // Clear the glyphs buffer.
- GlyphInfo* glyphsBuffer = mModel->mVisualModel->mGlyphs.Begin();
- mModel->mVisualModel->mGlyphs.Erase(glyphsBuffer + mTextUpdateInfo.mStartGlyphIndex,
- glyphsBuffer + endGlyphIndexPlusOne);
+ RetrieveSelection(text, false);
+ }
+ return text;
+}
- CharacterIndex* glyphsToCharactersBuffer = mModel->mVisualModel->mGlyphsToCharacters.Begin();
+string Controller::Impl::CopyText()
+{
+ string text;
+ RetrieveSelection(text, false);
+ SendSelectionToClipboard(false); // Text not modified
- // Update the glyph to character indices.
- for(Vector<CharacterIndex>::Iterator it = glyphsToCharactersBuffer + endGlyphIndexPlusOne,
- endIt = glyphsToCharactersBuffer + mModel->mVisualModel->mGlyphsToCharacters.Count();
- it != endIt;
- ++it)
- {
- CharacterIndex& index = *it;
- index -= numberOfCharactersRemoved;
- }
+ mEventData->mUpdateCursorPosition = true;
- // Clear the glyphs to characters buffer.
- mModel->mVisualModel->mGlyphsToCharacters.Erase(glyphsToCharactersBuffer + mTextUpdateInfo.mStartGlyphIndex,
- glyphsToCharactersBuffer + endGlyphIndexPlusOne);
+ RequestRelayout(); // Cursor, Handles, Selection Highlight, Popup
- // Clear the characters per glyph buffer.
- Length* charactersPerGlyphBuffer = mModel->mVisualModel->mCharactersPerGlyph.Begin();
- mModel->mVisualModel->mCharactersPerGlyph.Erase(charactersPerGlyphBuffer + mTextUpdateInfo.mStartGlyphIndex,
- charactersPerGlyphBuffer + endGlyphIndexPlusOne);
+ return text;
+}
- // Should pass if mGlyphPositions has already been cleared in Controller::Relayouter::Relayout
- if(0u != mModel->mVisualModel->mGlyphPositions.Count())
- {
- // Clear the positions buffer.
- Vector2* positionsBuffer = mModel->mVisualModel->mGlyphPositions.Begin();
- mModel->mVisualModel->mGlyphPositions.Erase(positionsBuffer + mTextUpdateInfo.mStartGlyphIndex,
- positionsBuffer + endGlyphIndexPlusOne);
- }
- }
+string Controller::Impl::CutText()
+{
+ string text;
+ RetrieveSelection(text, false);
- if(NO_OPERATION != (LAYOUT & operations))
+ if(!IsEditable())
{
- // Clear the lines.
- uint32_t startRemoveIndex = mModel->mVisualModel->mLines.Count();
- uint32_t endRemoveIndex = startRemoveIndex;
- ClearCharacterRuns(startIndex,
- endIndex,
- mModel->mVisualModel->mLines,
- startRemoveIndex,
- endRemoveIndex);
-
- // Will update the glyph runs.
- startRemoveIndex = mModel->mVisualModel->mLines.Count();
- endRemoveIndex = startRemoveIndex;
- ClearGlyphRuns(mTextUpdateInfo.mStartGlyphIndex,
- endGlyphIndexPlusOne - 1u,
- mModel->mVisualModel->mLines,
- startRemoveIndex,
- endRemoveIndex);
-
- // Set the line index from where to insert the new laid-out lines.
- mTextUpdateInfo.mStartLineIndex = startRemoveIndex;
-
- LineRun* linesBuffer = mModel->mVisualModel->mLines.Begin();
- mModel->mVisualModel->mLines.Erase(linesBuffer + startRemoveIndex,
- linesBuffer + endRemoveIndex);
+ return EMPTY_STRING;
}
- if(NO_OPERATION != (COLOR & operations))
- {
- if(0u != mModel->mVisualModel->mColorIndices.Count())
- {
- ColorIndex* colorIndexBuffer = mModel->mVisualModel->mColorIndices.Begin();
- mModel->mVisualModel->mColorIndices.Erase(colorIndexBuffer + mTextUpdateInfo.mStartGlyphIndex,
- colorIndexBuffer + endGlyphIndexPlusOne);
- }
-
- if(0u != mModel->mVisualModel->mBackgroundColorIndices.Count())
- {
- ColorIndex* backgroundColorIndexBuffer = mModel->mVisualModel->mBackgroundColorIndices.Begin();
- mModel->mVisualModel->mBackgroundColorIndices.Erase(backgroundColorIndexBuffer + mTextUpdateInfo.mStartGlyphIndex,
- backgroundColorIndexBuffer + endGlyphIndexPlusOne);
- }
- }
-}
+ SendSelectionToClipboard(true); // Synchronous call to modify text
+ mOperationsPending = ALL_OPERATIONS;
-void Controller::Impl::ClearModelData(CharacterIndex startIndex, CharacterIndex endIndex, OperationsMask operations)
-{
- if(mTextUpdateInfo.mClearAll ||
- ((0u == startIndex) &&
- (mTextUpdateInfo.mPreviousNumberOfCharacters == endIndex + 1u)))
+ if((0u != mModel->mLogicalModel->mText.Count()) ||
+ !IsPlaceholderAvailable())
{
- ClearFullModelData(operations);
+ QueueModifyEvent(ModifyEvent::TEXT_DELETED);
}
else
{
- // Clear the model data related with characters.
- ClearCharacterModelData(startIndex, endIndex, operations);
-
- // Clear the model data related with glyphs.
- ClearGlyphModelData(startIndex, endIndex, operations);
+ PlaceholderHandler::ShowPlaceholderText(*this);
}
- // The estimated number of lines. Used to avoid reallocations when layouting.
- mTextUpdateInfo.mEstimatedNumberOfLines = std::max(mModel->mVisualModel->mLines.Count(), mModel->mLogicalModel->mParagraphInfo.Count());
-
- mModel->mVisualModel->ClearCaches();
-}
-
-bool Controller::Impl::UpdateModel(OperationsMask operationsRequired)
-{
- return ControllerImplModelUpdater::Update(*this, operationsRequired);
-}
+ mEventData->mUpdateCursorPosition = true;
+ mEventData->mScrollAfterDelete = true;
-void Controller::Impl::RetrieveDefaultInputStyle(InputStyle& inputStyle)
-{
- SetDefaultInputStyle(inputStyle, mFontDefaults, mTextColor);
-}
+ RequestRelayout();
-float Controller::Impl::GetDefaultFontLineHeight()
-{
- FontId defaultFontId = 0u;
- if(nullptr == mFontDefaults)
- {
- TextAbstraction::FontDescription fontDescription;
- defaultFontId = mFontClient.GetFontId(fontDescription, TextAbstraction::FontClient::DEFAULT_POINT_SIZE * mFontSizeScale);
- }
- else
+ if(nullptr != mEditableControlInterface)
{
- defaultFontId = mFontDefaults->GetFontId(mFontClient, mFontDefaults->mDefaultPointSize * mFontSizeScale);
+ mEditableControlInterface->TextChanged(true);
}
-
- Text::FontMetrics fontMetrics;
- mMetrics->GetFontMetrics(defaultFontId, fontMetrics);
-
- return (fontMetrics.ascender - fontMetrics.descender);
+ return text;
}
void Controller::Impl::SetTextSelectionRange(const uint32_t* pStart, const uint32_t* pEnd)
}
}
+void Controller::Impl::UpdateAfterFontChange(const std::string& newDefaultFont)
+{
+ DALI_LOG_INFO(gLogFilter, Debug::Verbose, "Controller::UpdateAfterFontChange\n");
+
+ if(!mFontDefaults->familyDefined) // If user defined font then should not update when system font changes
+ {
+ DALI_LOG_INFO(gLogFilter, Debug::Concise, "Controller::UpdateAfterFontChange newDefaultFont(%s)\n", newDefaultFont.c_str());
+ mFontDefaults->mFontDescription.family = newDefaultFont;
+
+ ClearFontData();
+
+ RequestRelayout();
+ }
+}
+
void Controller::Impl::RetrieveSelection(std::string& selectedText, bool deleteAfterRetrieval)
{
if(mEventData->mLeftSelectionPosition == mEventData->mRightSelectionPosition)
{
/**
* Sets the Popup buttons to be shown depending on State.
- *
- * If SELECTING : CUT & COPY + ( PASTE & CLIPBOARD if content available to paste )
- *
- * If EDITING_WITH_POPUP : SELECT & SELECT_ALL
- */
-
- bool isEditable = IsEditable();
- TextSelectionPopup::Buttons buttonsToShow = TextSelectionPopup::NONE;
-
- if(EventData::SELECTING == mEventData->mState)
- {
- buttonsToShow = TextSelectionPopup::Buttons(TextSelectionPopup::COPY);
- if(isEditable)
- {
- buttonsToShow = TextSelectionPopup::Buttons(buttonsToShow | TextSelectionPopup::CUT);
- }
-
- if(!IsClipboardEmpty())
- {
- if(isEditable)
- {
- buttonsToShow = TextSelectionPopup::Buttons((buttonsToShow | TextSelectionPopup::PASTE));
- }
- buttonsToShow = TextSelectionPopup::Buttons((buttonsToShow | TextSelectionPopup::CLIPBOARD));
- }
-
- if(!mEventData->mAllTextSelected)
- {
- buttonsToShow = TextSelectionPopup::Buttons((buttonsToShow | TextSelectionPopup::SELECT_ALL));
- }
- }
- else if(EventData::EDITING_WITH_POPUP == mEventData->mState)
- {
- if(mModel->mLogicalModel->mText.Count() && !IsShowingPlaceholderText())
- {
- buttonsToShow = TextSelectionPopup::Buttons(TextSelectionPopup::SELECT | TextSelectionPopup::SELECT_ALL);
- }
-
- if(!IsClipboardEmpty())
- {
- if(isEditable)
- {
- buttonsToShow = TextSelectionPopup::Buttons((buttonsToShow | TextSelectionPopup::PASTE));
- }
- buttonsToShow = TextSelectionPopup::Buttons((buttonsToShow | TextSelectionPopup::CLIPBOARD));
- }
- }
- else if(EventData::EDITING_WITH_PASTE_POPUP == mEventData->mState)
- {
- if(!IsClipboardEmpty())
- {
- if(isEditable)
- {
- buttonsToShow = TextSelectionPopup::Buttons((buttonsToShow | TextSelectionPopup::PASTE));
- }
- buttonsToShow = TextSelectionPopup::Buttons((buttonsToShow | TextSelectionPopup::CLIPBOARD));
- }
- }
-
- mEventData->mDecorator->SetEnabledPopupButtons(buttonsToShow);
-}
-
-void Controller::Impl::ChangeState(EventData::State newState)
-{
- if(nullptr == mEventData)
- {
- // Nothing to do if there is no text input.
- return;
- }
-
- DALI_LOG_INFO(gLogFilter, Debug::General, "ChangeState state:%d newstate:%d\n", mEventData->mState, newState);
-
- if(mEventData->mState != newState)
- {
- mEventData->mPreviousState = mEventData->mState;
- mEventData->mState = newState;
-
- switch(mEventData->mState)
- {
- case EventData::INACTIVE:
- {
- mEventData->mDecorator->SetActiveCursor(ACTIVE_CURSOR_NONE);
- mEventData->mDecorator->StopCursorBlink();
- mEventData->mDecorator->SetHandleActive(GRAB_HANDLE, false);
- mEventData->mDecorator->SetHandleActive(LEFT_SELECTION_HANDLE, false);
- mEventData->mDecorator->SetHandleActive(RIGHT_SELECTION_HANDLE, false);
- mEventData->mDecorator->SetHighlightActive(false);
- mEventData->mDecorator->SetPopupActive(false);
- mEventData->mDecoratorUpdated = true;
- break;
- }
- case EventData::INTERRUPTED:
- {
- mEventData->mDecorator->SetHandleActive(GRAB_HANDLE, false);
- mEventData->mDecorator->SetHandleActive(LEFT_SELECTION_HANDLE, false);
- mEventData->mDecorator->SetHandleActive(RIGHT_SELECTION_HANDLE, false);
- mEventData->mDecorator->SetHighlightActive(false);
- mEventData->mDecorator->SetPopupActive(false);
- mEventData->mDecoratorUpdated = true;
- break;
- }
- case EventData::SELECTING:
- {
- mEventData->mDecorator->SetActiveCursor(ACTIVE_CURSOR_NONE);
- mEventData->mDecorator->StopCursorBlink();
- mEventData->mDecorator->SetHandleActive(GRAB_HANDLE, false);
- if(mEventData->mGrabHandleEnabled)
- {
- mEventData->mDecorator->SetHandleActive(LEFT_SELECTION_HANDLE, true);
- mEventData->mDecorator->SetHandleActive(RIGHT_SELECTION_HANDLE, true);
- }
- mEventData->mDecorator->SetHighlightActive(true);
- if(mEventData->mGrabHandlePopupEnabled)
- {
- SetPopupButtons();
- mEventData->mDecorator->SetPopupActive(true);
- }
- mEventData->mDecoratorUpdated = true;
- break;
- }
- case EventData::EDITING:
- {
- mEventData->mDecorator->SetActiveCursor(ACTIVE_CURSOR_PRIMARY);
- if(mEventData->mCursorBlinkEnabled)
- {
- mEventData->mDecorator->StartCursorBlink();
- }
- // Grab handle is not shown until a tap is received whilst EDITING
- mEventData->mDecorator->SetHandleActive(GRAB_HANDLE, false);
- mEventData->mDecorator->SetHandleActive(LEFT_SELECTION_HANDLE, false);
- mEventData->mDecorator->SetHandleActive(RIGHT_SELECTION_HANDLE, false);
- mEventData->mDecorator->SetHighlightActive(false);
- if(mEventData->mGrabHandlePopupEnabled)
- {
- mEventData->mDecorator->SetPopupActive(false);
- }
- mEventData->mDecoratorUpdated = true;
- break;
- }
- case EventData::EDITING_WITH_POPUP:
- {
- DALI_LOG_INFO(gLogFilter, Debug::Verbose, "EDITING_WITH_POPUP \n", newState);
-
- mEventData->mDecorator->SetActiveCursor(ACTIVE_CURSOR_PRIMARY);
- if(mEventData->mCursorBlinkEnabled)
- {
- mEventData->mDecorator->StartCursorBlink();
- }
- if(mEventData->mSelectionEnabled)
- {
- mEventData->mDecorator->SetHandleActive(LEFT_SELECTION_HANDLE, false);
- mEventData->mDecorator->SetHandleActive(RIGHT_SELECTION_HANDLE, false);
- mEventData->mDecorator->SetHighlightActive(false);
- }
- else if(mEventData->mGrabHandleEnabled)
- {
- mEventData->mDecorator->SetHandleActive(GRAB_HANDLE, true);
- }
- if(mEventData->mGrabHandlePopupEnabled)
- {
- SetPopupButtons();
- mEventData->mDecorator->SetPopupActive(true);
- }
- mEventData->mDecoratorUpdated = true;
- break;
- }
- case EventData::EDITING_WITH_GRAB_HANDLE:
- {
- DALI_LOG_INFO(gLogFilter, Debug::Verbose, "EDITING_WITH_GRAB_HANDLE \n", newState);
-
- mEventData->mDecorator->SetActiveCursor(ACTIVE_CURSOR_PRIMARY);
- if(mEventData->mCursorBlinkEnabled)
- {
- mEventData->mDecorator->StartCursorBlink();
- }
- // Grab handle is not shown until a tap is received whilst EDITING
- if(mEventData->mGrabHandleEnabled)
- {
- mEventData->mDecorator->SetHandleActive(GRAB_HANDLE, true);
- }
- mEventData->mDecorator->SetHandleActive(LEFT_SELECTION_HANDLE, false);
- mEventData->mDecorator->SetHandleActive(RIGHT_SELECTION_HANDLE, false);
- mEventData->mDecorator->SetHighlightActive(false);
- if(mEventData->mGrabHandlePopupEnabled)
- {
- mEventData->mDecorator->SetPopupActive(false);
- }
- mEventData->mDecoratorUpdated = true;
- break;
- }
- case EventData::SELECTION_HANDLE_PANNING:
- {
- mEventData->mDecorator->SetActiveCursor(ACTIVE_CURSOR_NONE);
- mEventData->mDecorator->StopCursorBlink();
- mEventData->mDecorator->SetHandleActive(GRAB_HANDLE, false);
- if(mEventData->mGrabHandleEnabled)
- {
- mEventData->mDecorator->SetHandleActive(LEFT_SELECTION_HANDLE, true);
- mEventData->mDecorator->SetHandleActive(RIGHT_SELECTION_HANDLE, true);
- }
- mEventData->mDecorator->SetHighlightActive(true);
- if(mEventData->mGrabHandlePopupEnabled)
- {
- mEventData->mDecorator->SetPopupActive(false);
- }
- mEventData->mDecoratorUpdated = true;
- break;
- }
- case EventData::GRAB_HANDLE_PANNING:
- {
- DALI_LOG_INFO(gLogFilter, Debug::Verbose, "GRAB_HANDLE_PANNING \n", newState);
-
- mEventData->mDecorator->SetActiveCursor(ACTIVE_CURSOR_PRIMARY);
- if(mEventData->mCursorBlinkEnabled)
- {
- mEventData->mDecorator->StartCursorBlink();
- }
- if(mEventData->mGrabHandleEnabled)
- {
- mEventData->mDecorator->SetHandleActive(GRAB_HANDLE, true);
- }
- mEventData->mDecorator->SetHandleActive(LEFT_SELECTION_HANDLE, false);
- mEventData->mDecorator->SetHandleActive(RIGHT_SELECTION_HANDLE, false);
- mEventData->mDecorator->SetHighlightActive(false);
- if(mEventData->mGrabHandlePopupEnabled)
- {
- mEventData->mDecorator->SetPopupActive(false);
- }
- mEventData->mDecoratorUpdated = true;
- break;
- }
- case EventData::EDITING_WITH_PASTE_POPUP:
- {
- DALI_LOG_INFO(gLogFilter, Debug::Verbose, "EDITING_WITH_PASTE_POPUP \n", newState);
+ *
+ * If SELECTING : CUT & COPY + ( PASTE & CLIPBOARD if content available to paste )
+ *
+ * If EDITING_WITH_POPUP : SELECT & SELECT_ALL
+ */
- mEventData->mDecorator->SetActiveCursor(ACTIVE_CURSOR_PRIMARY);
- if(mEventData->mCursorBlinkEnabled)
- {
- mEventData->mDecorator->StartCursorBlink();
- }
+ bool isEditable = IsEditable();
+ TextSelectionPopup::Buttons buttonsToShow = TextSelectionPopup::NONE;
- if(mEventData->mGrabHandleEnabled)
- {
- mEventData->mDecorator->SetHandleActive(GRAB_HANDLE, true);
- }
- mEventData->mDecorator->SetHandleActive(LEFT_SELECTION_HANDLE, false);
- mEventData->mDecorator->SetHandleActive(RIGHT_SELECTION_HANDLE, false);
- mEventData->mDecorator->SetHighlightActive(false);
+ if(EventData::SELECTING == mEventData->mState)
+ {
+ buttonsToShow = TextSelectionPopup::Buttons(TextSelectionPopup::COPY);
+ if(isEditable)
+ {
+ buttonsToShow = TextSelectionPopup::Buttons(buttonsToShow | TextSelectionPopup::CUT);
+ }
- if(mEventData->mGrabHandlePopupEnabled)
- {
- SetPopupButtons();
- mEventData->mDecorator->SetPopupActive(true);
- }
- mEventData->mDecoratorUpdated = true;
- break;
- }
- case EventData::TEXT_PANNING:
+ if(!IsClipboardEmpty())
+ {
+ if(isEditable)
{
- mEventData->mDecorator->SetActiveCursor(ACTIVE_CURSOR_NONE);
- mEventData->mDecorator->StopCursorBlink();
- mEventData->mDecorator->SetHandleActive(GRAB_HANDLE, false);
- if(mEventData->mDecorator->IsHandleActive(LEFT_SELECTION_HANDLE) ||
- mEventData->mDecorator->IsHandleActive(RIGHT_SELECTION_HANDLE))
- {
- mEventData->mDecorator->SetHandleActive(LEFT_SELECTION_HANDLE, false);
- mEventData->mDecorator->SetHandleActive(RIGHT_SELECTION_HANDLE, false);
- mEventData->mDecorator->SetHighlightActive(true);
- }
+ buttonsToShow = TextSelectionPopup::Buttons((buttonsToShow | TextSelectionPopup::PASTE));
+ }
+ buttonsToShow = TextSelectionPopup::Buttons((buttonsToShow | TextSelectionPopup::CLIPBOARD));
+ }
- if(mEventData->mGrabHandlePopupEnabled)
- {
- mEventData->mDecorator->SetPopupActive(false);
- }
+ if(!mEventData->mAllTextSelected)
+ {
+ buttonsToShow = TextSelectionPopup::Buttons((buttonsToShow | TextSelectionPopup::SELECT_ALL));
+ }
+ }
+ else if(EventData::EDITING_WITH_POPUP == mEventData->mState)
+ {
+ if(mModel->mLogicalModel->mText.Count() && !IsShowingPlaceholderText())
+ {
+ buttonsToShow = TextSelectionPopup::Buttons(TextSelectionPopup::SELECT | TextSelectionPopup::SELECT_ALL);
+ }
- mEventData->mDecoratorUpdated = true;
- break;
+ if(!IsClipboardEmpty())
+ {
+ if(isEditable)
+ {
+ buttonsToShow = TextSelectionPopup::Buttons((buttonsToShow | TextSelectionPopup::PASTE));
+ }
+ buttonsToShow = TextSelectionPopup::Buttons((buttonsToShow | TextSelectionPopup::CLIPBOARD));
+ }
+ }
+ else if(EventData::EDITING_WITH_PASTE_POPUP == mEventData->mState)
+ {
+ if(!IsClipboardEmpty())
+ {
+ if(isEditable)
+ {
+ buttonsToShow = TextSelectionPopup::Buttons((buttonsToShow | TextSelectionPopup::PASTE));
}
+ buttonsToShow = TextSelectionPopup::Buttons((buttonsToShow | TextSelectionPopup::CLIPBOARD));
}
}
+
+ mEventData->mDecorator->SetEnabledPopupButtons(buttonsToShow);
+}
+
+void Controller::Impl::ChangeState(EventData::State newState)
+{
+ ChangeTextControllerState(*this, newState);
}
void Controller::Impl::GetCursorPosition(CharacterIndex logical,
parameters.logical = logical;
parameters.isMultiline = isMultiLine;
+ float defaultFontLineHeight = GetDefaultFontLineHeight();
+
Text::GetCursorPosition(parameters,
+ defaultFontLineHeight,
cursorInfo);
// Adds Outline offset.
}
}
-Actor Controller::Impl::CreateBackgroundActor()
-{
- // NOTE: Currently we only support background color for left-to-right text.
-
- Actor actor;
-
- Length numberOfGlyphs = mView.GetNumberOfGlyphs();
- if(numberOfGlyphs > 0u)
- {
- Vector<GlyphInfo> glyphs;
- glyphs.Resize(numberOfGlyphs);
-
- Vector<Vector2> positions;
- positions.Resize(numberOfGlyphs);
-
- // Get the line where the glyphs are laid-out.
- const LineRun* lineRun = mModel->mVisualModel->mLines.Begin();
- float alignmentOffset = lineRun->alignmentOffset;
- numberOfGlyphs = mView.GetGlyphs(glyphs.Begin(),
- positions.Begin(),
- alignmentOffset,
- 0u,
- numberOfGlyphs);
-
- glyphs.Resize(numberOfGlyphs);
- positions.Resize(numberOfGlyphs);
-
- const GlyphInfo* const glyphsBuffer = glyphs.Begin();
- const Vector2* const positionsBuffer = positions.Begin();
-
- BackgroundMesh mesh;
- mesh.mVertices.Reserve(4u * glyphs.Size());
- mesh.mIndices.Reserve(6u * glyphs.Size());
-
- const Vector2 textSize = mView.GetLayoutSize();
-
- const float offsetX = alignmentOffset + textSize.width * 0.5f;
- const float offsetY = textSize.height * 0.5f;
-
- const Vector4* const backgroundColorsBuffer = mView.GetBackgroundColors();
- const ColorIndex* const backgroundColorIndicesBuffer = mView.GetBackgroundColorIndices();
- const Vector4& defaultBackgroundColor = mModel->mVisualModel->IsBackgroundEnabled() ? mModel->mVisualModel->GetBackgroundColor() : Color::TRANSPARENT;
-
- Vector4 quad;
- uint32_t numberOfQuads = 0u;
- Length yLineOffset = 0;
- Length prevLineIndex = 0;
- LineIndex lineIndex;
- Length numberOfLines;
-
- for(uint32_t i = 0, glyphSize = glyphs.Size(); i < glyphSize; ++i)
- {
- const GlyphInfo& glyph = *(glyphsBuffer + i);
-
- // Get the background color of the character.
- // The color index zero is reserved for the default background color (i.e. Color::TRANSPARENT)
- const bool isMarkupBackground = mView.IsMarkupBackgroundColorSet();
- const ColorIndex backgroundColorIndex = isMarkupBackground ? *(backgroundColorIndicesBuffer + i) : 0u;
- const bool isDefaultBackgroundColor = (0u == backgroundColorIndex);
- const Vector4& backgroundColor = isDefaultBackgroundColor ? defaultBackgroundColor : *(backgroundColorsBuffer + backgroundColorIndex - 1u);
-
- mModel->mVisualModel->GetNumberOfLines(i, 1, lineIndex, numberOfLines);
- Length lineHeight = lineRun[lineIndex].ascender + -(lineRun[lineIndex].descender) + lineRun[lineIndex].lineSpacing;
-
- if(lineIndex != prevLineIndex)
- {
- yLineOffset += lineHeight;
- }
-
- // Only create quads for glyphs with a background color
- if(backgroundColor != Color::TRANSPARENT)
- {
- const Vector2 position = *(positionsBuffer + i);
-
- if(i == 0u && glyphSize == 1u) // Only one glyph in the whole text
- {
- quad.x = position.x;
- quad.y = yLineOffset;
- quad.z = quad.x + std::max(glyph.advance, glyph.xBearing + glyph.width);
- quad.w = lineHeight;
- }
- else if((lineIndex != prevLineIndex) || (i == 0u)) // The first glyph in the line
- {
- quad.x = position.x;
- quad.y = yLineOffset;
- quad.z = quad.x - glyph.xBearing + glyph.advance;
- quad.w = quad.y + lineHeight;
- }
- else if(i == glyphSize - 1u) // The last glyph in the whole text
- {
- quad.x = position.x - glyph.xBearing;
- quad.y = yLineOffset;
- quad.z = quad.x + std::max(glyph.advance, glyph.xBearing + glyph.width);
- quad.w = quad.y + lineHeight;
- }
- else // The glyph in the middle of the text
- {
- quad.x = position.x - glyph.xBearing;
- quad.y = yLineOffset;
- quad.z = quad.x + glyph.advance;
- quad.w = quad.y + lineHeight;
- }
-
- BackgroundVertex vertex;
-
- // Top left
- vertex.mPosition.x = quad.x - offsetX;
- vertex.mPosition.y = quad.y - offsetY;
- vertex.mColor = backgroundColor;
- mesh.mVertices.PushBack(vertex);
-
- // Top right
- vertex.mPosition.x = quad.z - offsetX;
- vertex.mPosition.y = quad.y - offsetY;
- vertex.mColor = backgroundColor;
- mesh.mVertices.PushBack(vertex);
-
- // Bottom left
- vertex.mPosition.x = quad.x - offsetX;
- vertex.mPosition.y = quad.w - offsetY;
- vertex.mColor = backgroundColor;
- mesh.mVertices.PushBack(vertex);
-
- // Bottom right
- vertex.mPosition.x = quad.z - offsetX;
- vertex.mPosition.y = quad.w - offsetY;
- vertex.mColor = backgroundColor;
- mesh.mVertices.PushBack(vertex);
-
- // Six indices in counter clockwise winding
- mesh.mIndices.PushBack(1u + 4 * numberOfQuads);
- mesh.mIndices.PushBack(0u + 4 * numberOfQuads);
- mesh.mIndices.PushBack(2u + 4 * numberOfQuads);
- mesh.mIndices.PushBack(2u + 4 * numberOfQuads);
- mesh.mIndices.PushBack(3u + 4 * numberOfQuads);
- mesh.mIndices.PushBack(1u + 4 * numberOfQuads);
-
- numberOfQuads++;
- }
-
- if(lineIndex != prevLineIndex)
- {
- prevLineIndex = lineIndex;
- }
- }
-
- // Only create the background actor if there are glyphs with background color
- if(mesh.mVertices.Count() > 0u)
- {
- Property::Map quadVertexFormat;
- quadVertexFormat["aPosition"] = Property::VECTOR2;
- quadVertexFormat["aColor"] = Property::VECTOR4;
-
- VertexBuffer quadVertices = VertexBuffer::New(quadVertexFormat);
- quadVertices.SetData(&mesh.mVertices[0], mesh.mVertices.Size());
-
- Geometry quadGeometry = Geometry::New();
- quadGeometry.AddVertexBuffer(quadVertices);
- quadGeometry.SetIndexBuffer(&mesh.mIndices[0], mesh.mIndices.Size());
-
- if(!mShaderBackground)
- {
- mShaderBackground = Shader::New(SHADER_TEXT_CONTROLLER_BACKGROUND_SHADER_VERT, SHADER_TEXT_CONTROLLER_BACKGROUND_SHADER_FRAG);
- }
-
- Dali::Renderer renderer = Dali::Renderer::New(quadGeometry, mShaderBackground);
- renderer.SetProperty(Dali::Renderer::Property::BLEND_MODE, BlendMode::ON);
- renderer.SetProperty(Dali::Renderer::Property::DEPTH_INDEX, DepthIndex::CONTENT);
-
- actor = Actor::New();
- actor.SetProperty(Dali::Actor::Property::NAME, "TextBackgroundColorActor");
- actor.SetProperty(Actor::Property::PARENT_ORIGIN, ParentOrigin::TOP_LEFT);
- actor.SetProperty(Actor::Property::ANCHOR_POINT, AnchorPoint::TOP_LEFT);
- actor.SetProperty(Actor::Property::SIZE, textSize);
- actor.SetProperty(Actor::Property::COLOR_MODE, USE_OWN_MULTIPLY_PARENT_COLOR);
- actor.AddRenderer(renderer);
- }
- }
-
- return actor;
-}
-
-void Controller::Impl::RelayoutForNewLineSize()
+void Controller::Impl::RelayoutAllCharacters()
{
// relayout all characters
mTextUpdateInfo.mCharacterIndex = 0;
mTextUpdateInfo.mNumberOfCharactersToAdd = mModel->mLogicalModel->mText.Count();
mOperationsPending = static_cast<OperationsMask>(mOperationsPending | LAYOUT);
+ mTextUpdateInfo.mFullRelayoutNeeded = true;
+
+ // Need to recalculate natural size
+ mRecalculateNaturalSize = true;
+
//remove selection
- if(mEventData && mEventData->mState == EventData::SELECTING)
+ if((mEventData != nullptr) && (mEventData->mState == EventData::SELECTING))
{
ChangeState(EventData::EDITING);
}
// Emit the input style changed signal for each mask
std::for_each(mEventData->mInputStyleChangedQueue.begin(),
mEventData->mInputStyleChangedQueue.end(),
- [&](const auto mask) { mEditableControlInterface->InputStyleChanged(mask); } );
+ [&](const auto mask) { mEditableControlInterface->InputStyleChanged(mask); });
}
mEventData->mInputStyleChangedQueue.Clear();
return mEventData ? -mModel->mScrollPosition.y : 0.0f;
}
+Vector3 Controller::Impl::GetAnchorPosition(Anchor anchor) const
+{
+ //TODO
+ return Vector3(10.f, 10.f, 10.f);
+}
+
+Vector2 Controller::Impl::GetAnchorSize(Anchor anchor) const
+{
+ //TODO
+ return Vector2(10.f, 10.f);
+}
+
+Toolkit::TextAnchor Controller::Impl::CreateAnchorActor(Anchor anchor)
+{
+ auto actor = Toolkit::TextAnchor::New();
+ actor.SetProperty(Actor::Property::PARENT_ORIGIN, ParentOrigin::TOP_LEFT);
+ actor.SetProperty(Actor::Property::ANCHOR_POINT, AnchorPoint::TOP_LEFT);
+ const Vector3 anchorPosition = GetAnchorPosition(anchor);
+ actor.SetProperty(Actor::Property::POSITION, anchorPosition);
+ const Vector2 anchorSize = GetAnchorSize(anchor);
+ actor.SetProperty(Actor::Property::SIZE, anchorSize);
+ std::string anchorText(mModel->mLogicalModel->mText.Begin() + anchor.startIndex, mModel->mLogicalModel->mText.Begin() + anchor.endIndex);
+ actor.SetProperty(Actor::Property::NAME, anchorText);
+ actor.SetProperty(Toolkit::TextAnchor::Property::URI, std::string(anchor.href));
+ actor.SetProperty(Toolkit::TextAnchor::Property::START_CHARACTER_INDEX, static_cast<int>(anchor.startIndex));
+ actor.SetProperty(Toolkit::TextAnchor::Property::END_CHARACTER_INDEX, static_cast<int>(anchor.endIndex));
+ return actor;
+}
+
+void Controller::Impl::GetAnchorActors(std::vector<Toolkit::TextAnchor>& anchorActors)
+{
+ /* TODO: Now actors are created/destroyed in every "RenderText" function call. Even when we add just 1 character,
+ we need to create and destroy potentially many actors. Some optimization can be considered here.
+ Maybe a "dirty" flag in mLogicalModel? */
+ anchorActors.clear();
+ for(auto& anchor : mModel->mLogicalModel->mAnchors)
+ {
+ auto actor = CreateAnchorActor(anchor);
+ anchorActors.push_back(actor);
+ }
+}
+
+int32_t Controller::Impl::GetAnchorIndex(size_t characterOffset) const
+{
+ Vector<Anchor>::Iterator it = mModel->mLogicalModel->mAnchors.Begin();
+
+ while(it != mModel->mLogicalModel->mAnchors.End() && (it->startIndex > characterOffset || it->endIndex <= characterOffset))
+ {
+ it++;
+ }
+
+ return it == mModel->mLogicalModel->mAnchors.End() ? -1 : it - mModel->mLogicalModel->mAnchors.Begin();
+}
+
void Controller::Impl::CopyUnderlinedFromLogicalToVisualModels(bool shouldClearPreUnderlineRuns)
{
//Underlined character runs for markup-processor
{
CharacterIndex characterIndex = it->characterRun.characterIndex;
Length numberOfCharacters = it->characterRun.numberOfCharacters;
- for(Length index = 0u; index < numberOfCharacters; index++)
+
+ if(numberOfCharacters == 0)
+ {
+ continue;
+ }
+
+ // Create one run for all glyphs of all run's characters that has same properties
+ // This enhance performance and reduce the needed memory to store glyphs-runs
+ UnderlinedGlyphRun underlineGlyphRun;
+ underlineGlyphRun.glyphRun.glyphIndex = charactersToGlyph[characterIndex];
+ underlineGlyphRun.glyphRun.numberOfGlyphs = glyphsPerCharacter[characterIndex];
+ //Copy properties (attributes)
+ underlineGlyphRun.properties = it->properties;
+
+ for(Length index = 1u; index < numberOfCharacters; index++)
+ {
+ underlineGlyphRun.glyphRun.numberOfGlyphs += glyphsPerCharacter[characterIndex + index];
+ }
+
+ mModel->mVisualModel->mUnderlineRuns.PushBack(underlineGlyphRun);
+ }
+}
+
+void Controller::Impl::CopyStrikethroughFromLogicalToVisualModels()
+{
+ //Strikethrough character runs from markup-processor
+ const Vector<StrikethroughCharacterRun>& strikethroughCharacterRuns = mModel->mLogicalModel->mStrikethroughCharacterRuns;
+ const Vector<GlyphIndex>& charactersToGlyph = mModel->mVisualModel->mCharactersToGlyph;
+ const Vector<Length>& glyphsPerCharacter = mModel->mVisualModel->mGlyphsPerCharacter;
+
+ mModel->mVisualModel->mStrikethroughRuns.Clear();
+
+ for(Vector<StrikethroughCharacterRun>::ConstIterator it = strikethroughCharacterRuns.Begin(), endIt = strikethroughCharacterRuns.End(); it != endIt; ++it)
+ {
+ CharacterIndex characterIndex = it->characterRun.characterIndex;
+ Length numberOfCharacters = it->characterRun.numberOfCharacters;
+
+ if(numberOfCharacters == 0)
+ {
+ continue;
+ }
+
+ StrikethroughGlyphRun strikethroughGlyphRun;
+ strikethroughGlyphRun.color = it->color;
+ strikethroughGlyphRun.isColorSet = it->isColorSet;
+ strikethroughGlyphRun.glyphRun.glyphIndex = charactersToGlyph[characterIndex];
+ strikethroughGlyphRun.glyphRun.numberOfGlyphs = glyphsPerCharacter[characterIndex];
+
+ for(Length index = 1u; index < numberOfCharacters; index++)
+ {
+ strikethroughGlyphRun.glyphRun.numberOfGlyphs += glyphsPerCharacter[characterIndex + index];
+ }
+
+ mModel->mVisualModel->mStrikethroughRuns.PushBack(strikethroughGlyphRun);
+ }
+}
+
+void Controller::Impl::SetAutoScrollEnabled(bool enable)
+{
+ if(mLayoutEngine.GetLayout() == Layout::Engine::SINGLE_LINE_BOX)
+ {
+ mOperationsPending = static_cast<OperationsMask>(mOperationsPending |
+ LAYOUT |
+ ALIGN |
+ UPDATE_LAYOUT_SIZE |
+ REORDER);
+
+ if(enable)
+ {
+ DALI_LOG_INFO(gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled for SINGLE_LINE_BOX\n");
+ mOperationsPending = static_cast<OperationsMask>(mOperationsPending | UPDATE_DIRECTION);
+ }
+ else
+ {
+ DALI_LOG_INFO(gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled Disabling autoscroll\n");
+ }
+
+ mIsAutoScrollEnabled = enable;
+ RequestRelayout();
+ }
+ else
+ {
+ DALI_LOG_WARNING("Attempted AutoScrolling on a non SINGLE_LINE_BOX, request ignored\n");
+ mIsAutoScrollEnabled = false;
+ }
+}
+
+void Controller::Impl::SetEnableCursorBlink(bool enable)
+{
+ DALI_ASSERT_DEBUG(NULL != mEventData && "TextInput disabled");
+
+ if(mEventData)
+ {
+ mEventData->mCursorBlinkEnabled = enable;
+
+ if(!enable && mEventData->mDecorator)
+ {
+ mEventData->mDecorator->StopCursorBlink();
+ }
+ }
+}
+
+void Controller::Impl::SetMultiLineEnabled(bool enable)
+{
+ const Layout::Engine::Type layout = enable ? Layout::Engine::MULTI_LINE_BOX : Layout::Engine::SINGLE_LINE_BOX;
+
+ if(layout != mLayoutEngine.GetLayout())
+ {
+ // Set the layout type.
+ mLayoutEngine.SetLayout(layout);
+
+ // Set the flags to redo the layout operations
+ const OperationsMask layoutOperations = static_cast<OperationsMask>(LAYOUT |
+ UPDATE_LAYOUT_SIZE |
+ ALIGN |
+ REORDER);
+
+ mTextUpdateInfo.mFullRelayoutNeeded = true;
+ mOperationsPending = static_cast<OperationsMask>(mOperationsPending | layoutOperations);
+
+ // Need to recalculate natural size
+ mRecalculateNaturalSize = true;
+
+ RequestRelayout();
+ }
+}
+
+void Controller::Impl::SetHorizontalAlignment(Text::HorizontalAlignment::Type alignment)
+{
+ if(alignment != mModel->mHorizontalAlignment)
+ {
+ // Set the alignment.
+ mModel->mHorizontalAlignment = alignment;
+
+ // Set the flag to redo the alignment operation.
+ mOperationsPending = static_cast<OperationsMask>(mOperationsPending | ALIGN);
+
+ if(mEventData)
+ {
+ mEventData->mUpdateAlignment = true;
+
+ // Update the cursor if it's in editing mode
+ if(EventData::IsEditingState(mEventData->mState))
+ {
+ ChangeState(EventData::EDITING);
+ mEventData->mUpdateCursorPosition = true;
+ }
+ }
+
+ RequestRelayout();
+ }
+}
+
+void Controller::Impl::SetVerticalAlignment(VerticalAlignment::Type alignment)
+{
+ if(alignment != mModel->mVerticalAlignment)
+ {
+ // Set the alignment.
+ mModel->mVerticalAlignment = alignment;
+ mOperationsPending = static_cast<OperationsMask>(mOperationsPending | ALIGN);
+ RequestRelayout();
+ }
+}
+
+void Controller::Impl::SetLineWrapMode(Text::LineWrap::Mode lineWrapMode)
+{
+ if(lineWrapMode != mModel->mLineWrapMode)
+ {
+ // Update Text layout for applying wrap mode
+ mOperationsPending = static_cast<OperationsMask>(mOperationsPending |
+ ALIGN |
+ LAYOUT |
+ UPDATE_LAYOUT_SIZE |
+ REORDER);
+
+ if((mModel->mLineWrapMode == (Text::LineWrap::Mode)DevelText::LineWrap::HYPHENATION) || (lineWrapMode == (Text::LineWrap::Mode)DevelText::LineWrap::HYPHENATION) ||
+ (mModel->mLineWrapMode == (Text::LineWrap::Mode)DevelText::LineWrap::MIXED) || (lineWrapMode == (Text::LineWrap::Mode)DevelText::LineWrap::MIXED)) // hyphen is treated as line break
{
- GlyphRun underlineGlyphRun;
- underlineGlyphRun.glyphIndex = charactersToGlyph[characterIndex + index];
- underlineGlyphRun.numberOfGlyphs = glyphsPerCharacter[characterIndex + index];
- mModel->mVisualModel->mUnderlineRuns.PushBack(underlineGlyphRun);
+ mOperationsPending = static_cast<OperationsMask>(mOperationsPending | GET_LINE_BREAKS);
}
+
+ // Set the text wrap mode.
+ mModel->mLineWrapMode = lineWrapMode;
+
+ mTextUpdateInfo.mCharacterIndex = 0u;
+ mTextUpdateInfo.mNumberOfCharactersToRemove = mTextUpdateInfo.mPreviousNumberOfCharacters;
+ mTextUpdateInfo.mNumberOfCharactersToAdd = mModel->mLogicalModel->mText.Count();
+
+ // Request relayout
+ RequestRelayout();
+ }
+}
+
+void Controller::Impl::SetDefaultColor(const Vector4& color)
+{
+ mTextColor = color;
+
+ if(!IsShowingPlaceholderText())
+ {
+ mModel->mVisualModel->SetTextColor(color);
+ mModel->mLogicalModel->mColorRuns.Clear();
+ mOperationsPending = static_cast<OperationsMask>(mOperationsPending | COLOR);
+ RequestRelayout();
+ }
+}
+
+void Controller::Impl::ClearFontData()
+{
+ if(mFontDefaults)
+ {
+ mFontDefaults->mFontId = 0u; // Remove old font ID
+ }
+
+ // Set flags to update the model.
+ mTextUpdateInfo.mCharacterIndex = 0u;
+ mTextUpdateInfo.mNumberOfCharactersToRemove = mTextUpdateInfo.mPreviousNumberOfCharacters;
+ mTextUpdateInfo.mNumberOfCharactersToAdd = mModel->mLogicalModel->mText.Count();
+
+ mTextUpdateInfo.mClearAll = true;
+ mTextUpdateInfo.mFullRelayoutNeeded = true;
+ mRecalculateNaturalSize = true;
+
+ mOperationsPending = static_cast<OperationsMask>(mOperationsPending |
+ VALIDATE_FONTS |
+ SHAPE_TEXT |
+ BIDI_INFO |
+ GET_GLYPH_METRICS |
+ LAYOUT |
+ UPDATE_LAYOUT_SIZE |
+ REORDER |
+ ALIGN);
+}
+
+void Controller::Impl::ClearStyleData()
+{
+ mModel->mLogicalModel->mColorRuns.Clear();
+ mModel->mLogicalModel->ClearFontDescriptionRuns();
+ mModel->mLogicalModel->ClearStrikethroughRuns();
+}
+
+void Controller::Impl::ResetScrollPosition()
+{
+ if(mEventData)
+ {
+ // Reset the scroll position.
+ mModel->mScrollPosition = Vector2::ZERO;
+ mEventData->mScrollAfterUpdatePosition = true;
}
}