+++ /dev/null
-/*
- * Copyright (c) 2021 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.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-// CLASS HEADER
-#include <dali-toolkit/internal/text/text-controller-input-font-handler.h>
-
-// EXTERNAL INCLUDES
-#include <memory.h>
-
-// INTERNAL INCLUDES
-#include <dali-toolkit/internal/text/text-controller-impl.h>
-
-namespace Dali
-{
-namespace Toolkit
-{
-namespace Text
-{
-namespace
-{
-/**
- * @brief Adds a new font description run for the selected text.
- *
- * The new font parameters are added after the call to this method.
- *
- * @param[in] eventData The event data pointer.
- * @param[in] logicalModel The logical model where to add the new font description run.
- * @param[out] startOfSelectedText Index to the first selected character.
- * @param[out] lengthOfSelectedText Number of selected characters.
- */
-FontDescriptionRun& UpdateSelectionFontStyleRun(EventData* eventData,
- LogicalModelPtr logicalModel,
- CharacterIndex& startOfSelectedText,
- Length& lengthOfSelectedText)
-{
- const bool handlesCrossed = eventData->mLeftSelectionPosition > eventData->mRightSelectionPosition;
-
- // Get start and end position of selection
- startOfSelectedText = handlesCrossed ? eventData->mRightSelectionPosition : eventData->mLeftSelectionPosition;
- lengthOfSelectedText = (handlesCrossed ? eventData->mLeftSelectionPosition : eventData->mRightSelectionPosition) - startOfSelectedText;
-
- // Add the font run.
- const VectorBase::SizeType numberOfRuns = logicalModel->mFontDescriptionRuns.Count();
- logicalModel->mFontDescriptionRuns.Resize(numberOfRuns + 1u);
-
- FontDescriptionRun& fontDescriptionRun = *(logicalModel->mFontDescriptionRuns.Begin() + numberOfRuns);
-
- fontDescriptionRun.characterRun.characterIndex = startOfSelectedText;
- fontDescriptionRun.characterRun.numberOfCharacters = lengthOfSelectedText;
-
- // Recalculate the selection highlight as the metrics may have changed.
- eventData->mUpdateLeftSelectionPosition = true;
- eventData->mUpdateRightSelectionPosition = true;
- eventData->mUpdateHighlightBox = true;
-
- return fontDescriptionRun;
-}
-
-} // unnamed namespace
-
-void Controller::InputFontHandler::SetInputFontFamily(Controller& controller, const std::string& fontFamily)
-{
- if(NULL != controller.mImpl->mEventData)
- {
- controller.mImpl->mEventData->mInputStyle.familyName = fontFamily;
- controller.mImpl->mEventData->mInputStyle.isFamilyDefined = true;
-
- if(EventData::SELECTING == controller.mImpl->mEventData->mState || EventData::EDITING == controller.mImpl->mEventData->mState || EventData::INACTIVE == controller.mImpl->mEventData->mState)
- {
- CharacterIndex startOfSelectedText = 0u;
- Length lengthOfSelectedText = 0u;
-
- if(EventData::SELECTING == controller.mImpl->mEventData->mState)
- {
- // Update a font description run for the selecting state.
- FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun(controller.mImpl->mEventData,
- controller.mImpl->mModel->mLogicalModel,
- startOfSelectedText,
- lengthOfSelectedText);
-
- fontDescriptionRun.familyLength = fontFamily.size();
- fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
- memcpy(fontDescriptionRun.familyName, fontFamily.c_str(), fontDescriptionRun.familyLength);
- fontDescriptionRun.familyDefined = true;
-
- // The memory allocated for the font family name is freed when the font description is removed from the logical model.
-
- controller.mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
- }
- else
- {
- controller.mImpl->mTextUpdateInfo.mCharacterIndex = 0;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = controller.mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = controller.mImpl->mModel->mLogicalModel->mText.Count();
- }
-
- // Request to relayout.
- controller.mImpl->mOperationsPending = static_cast<OperationsMask>(controller.mImpl->mOperationsPending |
- VALIDATE_FONTS |
- SHAPE_TEXT |
- GET_GLYPH_METRICS |
- LAYOUT |
- UPDATE_LAYOUT_SIZE |
- REORDER |
- ALIGN);
- controller.mImpl->mRecalculateNaturalSize = true;
- controller.mImpl->RequestRelayout();
-
- // As the font changes, recalculate the handle positions is needed.
- controller.mImpl->mEventData->mUpdateLeftSelectionPosition = true;
- controller.mImpl->mEventData->mUpdateRightSelectionPosition = true;
- controller.mImpl->mEventData->mUpdateHighlightBox = true;
- controller.mImpl->mEventData->mScrollAfterUpdatePosition = true;
- }
- }
-}
-
-const std::string& Controller::InputFontHandler::GetInputFontFamily(const Controller& controller)
-{
- if(NULL != controller.mImpl->mEventData)
- {
- return controller.mImpl->mEventData->mInputStyle.familyName;
- }
-
- // Return the default font's family if there is no EventData.
- return controller.GetDefaultFontFamily();
-}
-
-void Controller::InputFontHandler::SetInputFontWeight(const Controller& controller, FontWeight weight)
-{
- if(NULL != controller.mImpl->mEventData)
- {
- controller.mImpl->mEventData->mInputStyle.weight = weight;
- controller.mImpl->mEventData->mInputStyle.isWeightDefined = true;
-
- if(EventData::SELECTING == controller.mImpl->mEventData->mState || EventData::EDITING == controller.mImpl->mEventData->mState || EventData::INACTIVE == controller.mImpl->mEventData->mState)
- {
- CharacterIndex startOfSelectedText = 0u;
- Length lengthOfSelectedText = 0u;
-
- if(EventData::SELECTING == controller.mImpl->mEventData->mState)
- {
- // Update a font description run for the selecting state.
- FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun(controller.mImpl->mEventData,
- controller.mImpl->mModel->mLogicalModel,
- startOfSelectedText,
- lengthOfSelectedText);
-
- fontDescriptionRun.weight = weight;
- fontDescriptionRun.weightDefined = true;
-
- controller.mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
- }
- else
- {
- controller.mImpl->mTextUpdateInfo.mCharacterIndex = 0;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = controller.mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = controller.mImpl->mModel->mLogicalModel->mText.Count();
- }
-
- // Request to relayout.
- controller.mImpl->mOperationsPending = static_cast<OperationsMask>(controller.mImpl->mOperationsPending |
- VALIDATE_FONTS |
- SHAPE_TEXT |
- GET_GLYPH_METRICS |
- LAYOUT |
- UPDATE_LAYOUT_SIZE |
- REORDER |
- ALIGN);
- controller.mImpl->mRecalculateNaturalSize = true;
- controller.mImpl->RequestRelayout();
-
- // As the font might change, recalculate the handle positions is needed.
- controller.mImpl->mEventData->mUpdateLeftSelectionPosition = true;
- controller.mImpl->mEventData->mUpdateRightSelectionPosition = true;
- controller.mImpl->mEventData->mUpdateHighlightBox = true;
- controller.mImpl->mEventData->mScrollAfterUpdatePosition = true;
- }
- }
-}
-
-bool Controller::InputFontHandler::IsInputFontWeightDefined(const Controller& controller)
-{
- bool defined = false;
-
- if(NULL != controller.mImpl->mEventData)
- {
- defined = controller.mImpl->mEventData->mInputStyle.isWeightDefined;
- }
-
- return defined;
-}
-
-FontWeight Controller::InputFontHandler::GetInputFontWeight(const Controller& controller)
-{
- if(NULL != controller.mImpl->mEventData)
- {
- return controller.mImpl->mEventData->mInputStyle.weight;
- }
-
- return controller.GetDefaultFontWeight();
-}
-
-void Controller::InputFontHandler::SetInputFontWidth(Controller& controller, FontWidth width)
-{
- if(NULL != controller.mImpl->mEventData)
- {
- controller.mImpl->mEventData->mInputStyle.width = width;
- controller.mImpl->mEventData->mInputStyle.isWidthDefined = true;
-
- if(EventData::SELECTING == controller.mImpl->mEventData->mState || EventData::EDITING == controller.mImpl->mEventData->mState || EventData::INACTIVE == controller.mImpl->mEventData->mState)
- {
- CharacterIndex startOfSelectedText = 0u;
- Length lengthOfSelectedText = 0u;
-
- if(EventData::SELECTING == controller.mImpl->mEventData->mState)
- {
- // Update a font description run for the selecting state.
- FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun(controller.mImpl->mEventData,
- controller.mImpl->mModel->mLogicalModel,
- startOfSelectedText,
- lengthOfSelectedText);
-
- fontDescriptionRun.width = width;
- fontDescriptionRun.widthDefined = true;
-
- controller.mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
- }
- else
- {
- controller.mImpl->mTextUpdateInfo.mCharacterIndex = 0;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = controller.mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = controller.mImpl->mModel->mLogicalModel->mText.Count();
- }
-
- // Request to relayout.
- controller.mImpl->mOperationsPending = static_cast<OperationsMask>(controller.mImpl->mOperationsPending |
- VALIDATE_FONTS |
- SHAPE_TEXT |
- GET_GLYPH_METRICS |
- LAYOUT |
- UPDATE_LAYOUT_SIZE |
- REORDER |
- ALIGN);
- controller.mImpl->mRecalculateNaturalSize = true;
- controller.mImpl->RequestRelayout();
-
- // As the font might change, recalculate the handle positions is needed.
- controller.mImpl->mEventData->mUpdateLeftSelectionPosition = true;
- controller.mImpl->mEventData->mUpdateRightSelectionPosition = true;
- controller.mImpl->mEventData->mUpdateHighlightBox = true;
- controller.mImpl->mEventData->mScrollAfterUpdatePosition = true;
- }
- }
-}
-
-bool Controller::InputFontHandler::IsInputFontWidthDefined(const Controller& controller)
-{
- bool defined = false;
-
- if(NULL != controller.mImpl->mEventData)
- {
- defined = controller.mImpl->mEventData->mInputStyle.isWidthDefined;
- }
-
- return defined;
-}
-
-FontWidth Controller::InputFontHandler::GetInputFontWidth(const Controller& controller)
-{
- if(NULL != controller.mImpl->mEventData)
- {
- return controller.mImpl->mEventData->mInputStyle.width;
- }
-
- return controller.GetDefaultFontWidth();
-}
-
-void Controller::InputFontHandler::SetInputFontSlant(Controller& controller, FontSlant slant)
-{
- if(NULL != controller.mImpl->mEventData)
- {
- controller.mImpl->mEventData->mInputStyle.slant = slant;
- controller.mImpl->mEventData->mInputStyle.isSlantDefined = true;
-
- if(EventData::SELECTING == controller.mImpl->mEventData->mState || EventData::EDITING == controller.mImpl->mEventData->mState || EventData::INACTIVE == controller.mImpl->mEventData->mState)
- {
- CharacterIndex startOfSelectedText = 0u;
- Length lengthOfSelectedText = 0u;
-
- if(EventData::SELECTING == controller.mImpl->mEventData->mState)
- {
- // Update a font description run for the selecting state.
- FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun(controller.mImpl->mEventData,
- controller.mImpl->mModel->mLogicalModel,
- startOfSelectedText,
- lengthOfSelectedText);
-
- fontDescriptionRun.slant = slant;
- fontDescriptionRun.slantDefined = true;
-
- controller.mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
- }
- else
- {
- controller.mImpl->mTextUpdateInfo.mCharacterIndex = 0;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = controller.mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = controller.mImpl->mModel->mLogicalModel->mText.Count();
- }
-
- // Request to relayout.
- controller.mImpl->mOperationsPending = static_cast<OperationsMask>(controller.mImpl->mOperationsPending |
- VALIDATE_FONTS |
- SHAPE_TEXT |
- GET_GLYPH_METRICS |
- LAYOUT |
- UPDATE_LAYOUT_SIZE |
- REORDER |
- ALIGN);
- controller.mImpl->mRecalculateNaturalSize = true;
- controller.mImpl->RequestRelayout();
-
- // As the font might change, recalculate the handle positions is needed.
- controller.mImpl->mEventData->mUpdateLeftSelectionPosition = true;
- controller.mImpl->mEventData->mUpdateRightSelectionPosition = true;
- controller.mImpl->mEventData->mUpdateHighlightBox = true;
- controller.mImpl->mEventData->mScrollAfterUpdatePosition = true;
- }
- }
-}
-
-bool Controller::InputFontHandler::IsInputFontSlantDefined(const Controller& controller)
-{
- bool defined = false;
-
- if(NULL != controller.mImpl->mEventData)
- {
- defined = controller.mImpl->mEventData->mInputStyle.isSlantDefined;
- }
-
- return defined;
-}
-
-FontSlant Controller::InputFontHandler::GetInputFontSlant(const Controller& controller)
-{
- if(NULL != controller.mImpl->mEventData)
- {
- return controller.mImpl->mEventData->mInputStyle.slant;
- }
-
- return controller.GetDefaultFontSlant();
-}
-
-void Controller::InputFontHandler::SetInputFontPointSize(Controller& controller, float size)
-{
- if(NULL != controller.mImpl->mEventData)
- {
- controller.mImpl->mEventData->mInputStyle.size = size;
- controller.mImpl->mEventData->mInputStyle.isSizeDefined = true;
-
- if(EventData::SELECTING == controller.mImpl->mEventData->mState || EventData::EDITING == controller.mImpl->mEventData->mState || EventData::INACTIVE == controller.mImpl->mEventData->mState)
- {
- CharacterIndex startOfSelectedText = 0u;
- Length lengthOfSelectedText = 0u;
-
- if(EventData::SELECTING == controller.mImpl->mEventData->mState)
- {
- // Update a font description run for the selecting state.
- FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun(controller.mImpl->mEventData,
- controller.mImpl->mModel->mLogicalModel,
- startOfSelectedText,
- lengthOfSelectedText);
-
- fontDescriptionRun.size = static_cast<PointSize26Dot6>(size * controller.mImpl->mFontSizeScale * 64.f);
- fontDescriptionRun.sizeDefined = true;
-
- controller.mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
- }
- else
- {
- controller.mImpl->mTextUpdateInfo.mCharacterIndex = 0;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = controller.mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
- controller.mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = controller.mImpl->mModel->mLogicalModel->mText.Count();
- }
-
- // Request to relayout.
- controller.mImpl->mOperationsPending = static_cast<OperationsMask>(controller.mImpl->mOperationsPending |
- VALIDATE_FONTS |
- SHAPE_TEXT |
- GET_GLYPH_METRICS |
- LAYOUT |
- UPDATE_LAYOUT_SIZE |
- REORDER |
- ALIGN);
- controller.mImpl->mRecalculateNaturalSize = true;
- controller.mImpl->RequestRelayout();
-
- // As the font might change, recalculate the handle positions is needed.
- controller.mImpl->mEventData->mUpdateLeftSelectionPosition = true;
- controller.mImpl->mEventData->mUpdateRightSelectionPosition = true;
- controller.mImpl->mEventData->mUpdateHighlightBox = true;
- controller.mImpl->mEventData->mScrollAfterUpdatePosition = true;
- }
- }
-}
-
-float Controller::InputFontHandler::GetInputFontPointSize(const Controller& controller)
-{
- if(NULL != controller.mImpl->mEventData)
- {
- return controller.mImpl->mEventData->mInputStyle.size;
- }
-
- // Return the default font's point size if there is no EventData.
- return controller.GetDefaultFontSize(Text::Controller::POINT_SIZE);
-}
-} // namespace Text
-
-} // namespace Toolkit
-
-} // namespace Dali
projects / platform / core / uifw / dali-toolkit.git / blobdiff