#include <limits>
#include <iostream>
#include <dali/public-api/adaptor-framework/key.h>
+#include <dali/integration-api/debug.h>
// INTERNAL INCLUDES
#include <dali-toolkit/internal/text/bidirectional-support.h>
namespace
{
+#if defined(DEBUG_ENABLED)
+ Debug::Filter* gLogFilter = Debug::Filter::New(Debug::Concise, true, "LOG_TEXT_CONTROLS");
+#endif
+
const float MAX_FLOAT = std::numeric_limits<float>::max();
const std::string EMPTY_STRING("");
return ControllerPtr( new Controller( controlInterface ) );
}
+void Controller::EnableTextInput( DecoratorPtr decorator )
+{
+ if( !mImpl->mEventData )
+ {
+ mImpl->mEventData = new EventData( decorator );
+ }
+}
+
void Controller::SetText( const std::string& text )
{
// Cancel previously queued inserts etc.
Length characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
utf32Characters.Resize( characterCount );
+ DALI_ASSERT_DEBUG( text.size() >= characterCount && "Invalid UTF32 conversion length" );
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText %p UTF8 size %d, UTF32 size %d\n", this, text.size(), mImpl->mLogicalModel->mText.Count() );
+
// Reset the cursor position
if( mImpl->mEventData )
{
}
else
{
- mImpl->ShowPlaceholderText();
+ ShowPlaceholderText();
}
if( mImpl->mEventData )
Utf32ToUtf8( &utf32Characters[0], utf32Characters.Count(), reinterpret_cast<uint8_t*>(&text[0]) );
}
}
+ else
+ {
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::GetText %p empty (but showing placeholder)\n", this );
+ }
}
unsigned int Controller::GetLogicalCursorPosition() const
mImpl->mEventData->mPlaceholderTextActive = text;
}
- mImpl->ShowPlaceholderText();
+ ShowPlaceholderText();
}
}
}
mImpl->mFontDefaults->mDefaultFontFamily = defaultFontFamily;
- mImpl->mFontDefaults->mFontId = 0u; // Remove old font ID
- mImpl->mOperationsPending = ALL_OPERATIONS;
- mImpl->mRecalculateNaturalSize = true;
// Clear the font-specific data
- mImpl->mLogicalModel->mFontRuns.Clear();
- mImpl->mVisualModel->mGlyphs.Clear();
- mImpl->mVisualModel->mGlyphsToCharacters.Clear();
- mImpl->mVisualModel->mCharactersToGlyph.Clear();
- mImpl->mVisualModel->mCharactersPerGlyph.Clear();
- mImpl->mVisualModel->mGlyphsPerCharacter.Clear();
- mImpl->mVisualModel->mGlyphPositions.Clear();
- mImpl->mVisualModel->mLines.Clear();
- mImpl->mVisualModel->ClearCaches();
+ ClearFontData();
+
+ mImpl->mOperationsPending = ALL_OPERATIONS;
+ mImpl->mRecalculateNaturalSize = true;
mImpl->RequestRelayout();
}
}
mImpl->mFontDefaults->mDefaultFontStyle = defaultFontStyle;
- mImpl->mFontDefaults->mFontId = 0u; // Remove old font ID
- mImpl->mOperationsPending = ALL_OPERATIONS;
- mImpl->mRecalculateNaturalSize = true;
// Clear the font-specific data
- mImpl->mLogicalModel->mFontRuns.Clear();
- mImpl->mVisualModel->mGlyphs.Clear();
- mImpl->mVisualModel->mGlyphsToCharacters.Clear();
- mImpl->mVisualModel->mCharactersToGlyph.Clear();
- mImpl->mVisualModel->mCharactersPerGlyph.Clear();
- mImpl->mVisualModel->mGlyphsPerCharacter.Clear();
- mImpl->mVisualModel->mGlyphPositions.Clear();
- mImpl->mVisualModel->mLines.Clear();
- mImpl->mVisualModel->ClearCaches();
+ ClearFontData();
+
+ mImpl->mOperationsPending = ALL_OPERATIONS;
+ mImpl->mRecalculateNaturalSize = true;
mImpl->RequestRelayout();
}
}
mImpl->mFontDefaults->mDefaultPointSize = pointSize;
- mImpl->mFontDefaults->mFontId = 0u; // Remove old font ID
- mImpl->mOperationsPending = ALL_OPERATIONS;
- mImpl->mRecalculateNaturalSize = true;
// Clear the font-specific data
- mImpl->mLogicalModel->mFontRuns.Clear();
- mImpl->mVisualModel->mGlyphs.Clear();
- mImpl->mVisualModel->mGlyphsToCharacters.Clear();
- mImpl->mVisualModel->mCharactersToGlyph.Clear();
- mImpl->mVisualModel->mCharactersPerGlyph.Clear();
- mImpl->mVisualModel->mGlyphsPerCharacter.Clear();
- mImpl->mVisualModel->mGlyphPositions.Clear();
- mImpl->mVisualModel->mLines.Clear();
- mImpl->mVisualModel->ClearCaches();
+ ClearFontData();
+
+ mImpl->mOperationsPending = ALL_OPERATIONS;
+ mImpl->mRecalculateNaturalSize = true;
mImpl->RequestRelayout();
}
{
bool removed( false );
+ DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p mText.Count() %d cursor %d cursorOffset %d numberOfChars %d\n",
+ this, mImpl->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition, cursorOffset, numberOfChars );
+
if( ! mImpl->IsShowingPlaceholderText() )
{
// Delete at current cursor position
// Cursor position retreat
oldCursorIndex = cursorIndex;
+ DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p removed %d\n", this, numberOfChars );
removed = true;
}
}
return mImpl->mVisualModel->GetUnderlineHeight();
}
-void Controller::EnableTextInput( DecoratorPtr decorator )
-{
- if( !mImpl->mEventData )
- {
- mImpl->mEventData = new EventData( decorator );
- }
-}
-
void Controller::SetEnableCursorBlink( bool enable )
{
DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "TextInput disabled" );
bool Controller::Relayout( const Size& size )
{
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::Relayout %p --> size %f,%f\n", this, size.width, size.height );
+
if( ( size.width < Math::MACHINE_EPSILON_1000 ) || ( size.height < Math::MACHINE_EPSILON_1000 ) )
{
bool glyphsRemoved( false );
glyphsRemoved = true;
}
// Not worth to relayout if width or height is equal to zero.
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::Relayout <-- (skipped)\n" );
return glyphsRemoved;
}
if( size != mImpl->mControlSize )
{
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "new size (previous size %f,%f)\n", mImpl->mControlSize.width, mImpl->mControlSize.height );
+
// Operations that need to be done if the size changes.
mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
LAYOUT |
updated = mImpl->ProcessInputEvents() || updated;
}
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::Relayout <--\n" );
return updated;
}
for( unsigned int i=0; i<events.size(); ++i )
{
- if( ModifyEvent::PLACEHOLDER_TEXT == events[0].type )
- {
- // Use placeholder if text is empty
- if( 0u == mImpl->mLogicalModel->mText.Count() &&
- mImpl->IsShowingPlaceholderText() )
- {
- mImpl->ReplaceTextWithPlaceholder();
- }
- }
- else if( ModifyEvent::TEXT_REPLACED == events[0].type )
+ if( ModifyEvent::TEXT_REPLACED == events[0].type )
{
// A (single) replace event should come first, otherwise we wasted time processing NOOP events
DALI_ASSERT_DEBUG( 0 == i && "Unexpected TEXT_REPLACED event" );
{
// Reset buffers.
mImpl->mLogicalModel->mText.Clear();
- mImpl->mLogicalModel->mScriptRuns.Clear();
- mImpl->mLogicalModel->mFontRuns.Clear();
- mImpl->mLogicalModel->mLineBreakInfo.Clear();
- mImpl->mLogicalModel->mWordBreakInfo.Clear();
- mImpl->mLogicalModel->mBidirectionalParagraphInfo.Clear();
- mImpl->mLogicalModel->mCharacterDirections.Clear();
- mImpl->mLogicalModel->mBidirectionalLineInfo.Clear();
- mImpl->mLogicalModel->mLogicalToVisualMap.Clear();
- mImpl->mLogicalModel->mVisualToLogicalMap.Clear();
- mImpl->mVisualModel->mGlyphs.Clear();
- mImpl->mVisualModel->mGlyphsToCharacters.Clear();
- mImpl->mVisualModel->mCharactersToGlyph.Clear();
- mImpl->mVisualModel->mCharactersPerGlyph.Clear();
- mImpl->mVisualModel->mGlyphsPerCharacter.Clear();
- mImpl->mVisualModel->mGlyphPositions.Clear();
- mImpl->mVisualModel->mLines.Clear();
- mImpl->mVisualModel->ClearCaches();
+ ClearModelData();
// Reset the cursor position
if( mImpl->mEventData )
void Controller::TextReplacedEvent()
{
// Reset buffers.
- mImpl->mLogicalModel->mScriptRuns.Clear();
- mImpl->mLogicalModel->mFontRuns.Clear();
- mImpl->mLogicalModel->mLineBreakInfo.Clear();
- mImpl->mLogicalModel->mWordBreakInfo.Clear();
- mImpl->mLogicalModel->mBidirectionalParagraphInfo.Clear();
- mImpl->mLogicalModel->mCharacterDirections.Clear();
- mImpl->mLogicalModel->mBidirectionalLineInfo.Clear();
- mImpl->mLogicalModel->mLogicalToVisualMap.Clear();
- mImpl->mLogicalModel->mVisualToLogicalMap.Clear();
- mImpl->mVisualModel->mGlyphs.Clear();
- mImpl->mVisualModel->mGlyphsToCharacters.Clear();
- mImpl->mVisualModel->mCharactersToGlyph.Clear();
- mImpl->mVisualModel->mCharactersPerGlyph.Clear();
- mImpl->mVisualModel->mGlyphsPerCharacter.Clear();
- mImpl->mVisualModel->mGlyphPositions.Clear();
- mImpl->mVisualModel->mLines.Clear();
- mImpl->mVisualModel->ClearCaches();
+ ClearModelData();
// The natural size needs to be re-calculated.
mImpl->mRecalculateNaturalSize = true;
DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextInsertedEvent" );
// TODO - Optimize this
- mImpl->mLogicalModel->mScriptRuns.Clear();
- mImpl->mLogicalModel->mFontRuns.Clear();
- mImpl->mLogicalModel->mLineBreakInfo.Clear();
- mImpl->mLogicalModel->mWordBreakInfo.Clear();
- mImpl->mLogicalModel->mBidirectionalParagraphInfo.Clear();
- mImpl->mLogicalModel->mCharacterDirections.Clear();
- mImpl->mLogicalModel->mBidirectionalLineInfo.Clear();
- mImpl->mLogicalModel->mLogicalToVisualMap.Clear();
- mImpl->mLogicalModel->mVisualToLogicalMap.Clear();
- mImpl->mVisualModel->mGlyphs.Clear();
- mImpl->mVisualModel->mGlyphsToCharacters.Clear();
- mImpl->mVisualModel->mCharactersToGlyph.Clear();
- mImpl->mVisualModel->mCharactersPerGlyph.Clear();
- mImpl->mVisualModel->mGlyphsPerCharacter.Clear();
- mImpl->mVisualModel->mGlyphPositions.Clear();
- mImpl->mVisualModel->mLines.Clear();
- mImpl->mVisualModel->ClearCaches();
+ ClearModelData();
// The natural size needs to be re-calculated.
mImpl->mRecalculateNaturalSize = true;
DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextDeletedEvent" );
// TODO - Optimize this
- mImpl->mLogicalModel->mScriptRuns.Clear();
- mImpl->mLogicalModel->mFontRuns.Clear();
- mImpl->mLogicalModel->mLineBreakInfo.Clear();
- mImpl->mLogicalModel->mWordBreakInfo.Clear();
- mImpl->mLogicalModel->mBidirectionalParagraphInfo.Clear();
- mImpl->mLogicalModel->mCharacterDirections.Clear();
- mImpl->mLogicalModel->mBidirectionalLineInfo.Clear();
- mImpl->mLogicalModel->mLogicalToVisualMap.Clear();
- mImpl->mLogicalModel->mVisualToLogicalMap.Clear();
- mImpl->mVisualModel->mGlyphs.Clear();
- mImpl->mVisualModel->mGlyphsToCharacters.Clear();
- mImpl->mVisualModel->mCharactersToGlyph.Clear();
- mImpl->mVisualModel->mCharactersPerGlyph.Clear();
- mImpl->mVisualModel->mGlyphsPerCharacter.Clear();
- mImpl->mVisualModel->mGlyphPositions.Clear();
- mImpl->mVisualModel->mLines.Clear();
- mImpl->mVisualModel->ClearCaches();
+ ClearModelData();
// The natural size needs to be re-calculated.
mImpl->mRecalculateNaturalSize = true;
{
if( 0u == mImpl->mLogicalModel->mText.Count() )
{
- mImpl->ShowPlaceholderText();
+ ShowPlaceholderText();
}
else
{
bool removedPreEdit( false );
bool maxLengthReached( false );
+ DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected InsertText" )
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::InsertText %p %s (%s) mPreEditFlag %d cursor %d\n",
+ this, text.c_str(), (COMMIT == type ? "COMMIT" : "PRE_EDIT"), mImpl->mEventData->mPreEditFlag, mImpl->mEventData->mPrimaryCursorPosition );
+
if( ! text.empty() )
{
if( mImpl->IsShowingPlaceholderText() )
// Record the start of the pre-edit text
mImpl->mEventData->mPreEditStartPosition = mImpl->mEventData->mPrimaryCursorPosition;
mImpl->mEventData->mPreEditLength = text.size();
+
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "mPreEditStartPosition %d mPreEditLength %d\n", mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
}
mImpl->mEventData->mPreEditFlag = true;
Length characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
utf32Characters.Resize( characterCount );
+ DALI_ASSERT_DEBUG( text.size() >= utf32Characters.Count() && "Invalid UTF32 conversion length" );
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "UTF8 size %d, UTF32 size %d\n", text.size(), utf32Characters.Count() );
+
const Length numberOfCharactersInModel = mImpl->mLogicalModel->GetNumberOfCharacters();
// Restrict new text to fit within Maximum characters setting
}
cursorIndex += maxSizeOfNewText;
+
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Inserted %d characters, new size %d new cursor %d\n", maxSizeOfNewText, mImpl->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition );
}
if( removedPreEdit || !text.empty() )
if( maxLengthReached )
{
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "MaxLengthReached (%d)\n", mImpl->mLogicalModel->mText.Count() );
+
mImpl->mControlInterface.MaxLengthReached();
mImpl->PreEditReset();
delete mImpl;
}
+void Controller::ShowPlaceholderText()
+{
+ if( mImpl->IsPlaceholderAvailable() )
+ {
+ DALI_ASSERT_DEBUG( mImpl->mEventData && "No placeholder text available" );
+
+ mImpl->mEventData->mIsShowingPlaceholderText = true;
+
+ // Disable handles when showing place-holder text
+ mImpl->mEventData->mDecorator->SetHandleActive( GRAB_HANDLE, false );
+ mImpl->mEventData->mDecorator->SetHandleActive( LEFT_SELECTION_HANDLE, false );
+ mImpl->mEventData->mDecorator->SetHandleActive( RIGHT_SELECTION_HANDLE, false );
+
+ const char* text( NULL );
+ size_t size( 0 );
+
+ // TODO - Switch placeholder text styles when changing state
+ if( EventData::INACTIVE != mImpl->mEventData->mState &&
+ 0u != mImpl->mEventData->mPlaceholderTextActive.c_str() )
+ {
+ text = mImpl->mEventData->mPlaceholderTextActive.c_str();
+ size = mImpl->mEventData->mPlaceholderTextActive.size();
+ }
+ else
+ {
+ text = mImpl->mEventData->mPlaceholderTextInactive.c_str();
+ size = mImpl->mEventData->mPlaceholderTextInactive.size();
+ }
+
+ // Reset model for showing placeholder.
+ mImpl->mLogicalModel->mText.Clear();
+ ClearModelData();
+ mImpl->mVisualModel->SetTextColor( mImpl->mEventData->mPlaceholderTextColor );
+
+ // Convert text into UTF-32
+ Vector<Character>& utf32Characters = mImpl->mLogicalModel->mText;
+ utf32Characters.Resize( size );
+
+ // This is a bit horrible but std::string returns a (signed) char*
+ const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text );
+
+ // Transform a text array encoded in utf8 into an array encoded in utf32.
+ // It returns the actual number of characters.
+ Length characterCount = Utf8ToUtf32( utf8, size, utf32Characters.Begin() );
+ utf32Characters.Resize( characterCount );
+
+ // Reset the cursor position
+ mImpl->mEventData->mPrimaryCursorPosition = 0;
+
+ // The natural size needs to be re-calculated.
+ mImpl->mRecalculateNaturalSize = true;
+
+ // Apply modifications to the model
+ mImpl->mOperationsPending = ALL_OPERATIONS;
+ mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
+ }
+}
+
+void Controller::ClearModelData()
+{
+ // n.b. This does not Clear the mText from mLogicalModel
+ mImpl->mLogicalModel->mScriptRuns.Clear();
+ mImpl->mLogicalModel->mFontRuns.Clear();
+ mImpl->mLogicalModel->mLineBreakInfo.Clear();
+ mImpl->mLogicalModel->mWordBreakInfo.Clear();
+ mImpl->mLogicalModel->mBidirectionalParagraphInfo.Clear();
+ mImpl->mLogicalModel->mCharacterDirections.Clear();
+ mImpl->mLogicalModel->mBidirectionalLineInfo.Clear();
+ mImpl->mLogicalModel->mLogicalToVisualMap.Clear();
+ mImpl->mLogicalModel->mVisualToLogicalMap.Clear();
+ mImpl->mVisualModel->mGlyphs.Clear();
+ mImpl->mVisualModel->mGlyphsToCharacters.Clear();
+ mImpl->mVisualModel->mCharactersToGlyph.Clear();
+ mImpl->mVisualModel->mCharactersPerGlyph.Clear();
+ mImpl->mVisualModel->mGlyphsPerCharacter.Clear();
+ mImpl->mVisualModel->mGlyphPositions.Clear();
+ mImpl->mVisualModel->mLines.Clear();
+ mImpl->mVisualModel->ClearCaches();
+}
+
+void Controller::ClearFontData()
+{
+ mImpl->mFontDefaults->mFontId = 0u; // Remove old font ID
+ mImpl->mLogicalModel->mFontRuns.Clear();
+ mImpl->mVisualModel->mGlyphs.Clear();
+ mImpl->mVisualModel->mGlyphsToCharacters.Clear();
+ mImpl->mVisualModel->mCharactersToGlyph.Clear();
+ mImpl->mVisualModel->mCharactersPerGlyph.Clear();
+ mImpl->mVisualModel->mGlyphsPerCharacter.Clear();
+ mImpl->mVisualModel->mGlyphPositions.Clear();
+ mImpl->mVisualModel->mLines.Clear();
+ mImpl->mVisualModel->ClearCaches();
+}
+
Controller::Controller( ControlInterface& controlInterface )
: mImpl( NULL )
{