properties_frame.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2013 CERN
 * Copyright (C) 2021-2022 KiCad Developers, see AUTHORS.txt for contributors.
 * @author Jean-Pierre Charras, jp.charras at wanadoo.fr
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
#include <project.h>
#include <scintilla_tricks.h>
#include <widgets/bitmap_button.h>
#include <widgets/font_choice.h>
#include <widgets/color_swatch.h>
#include <tool/tool_manager.h>
#include <drawing_sheet/ds_draw_item.h>
#include <drawing_sheet/ds_data_item.h>
#include <drawing_sheet/ds_data_model.h>
#include <view/view.h>
#include <bitmaps.h>
 
#include "properties_frame.h"
#include "pl_editor_frame.h"
#include "tools/pl_selection_tool.h"
 
#include <dialogs/html_message_box.h>
 
 
PROPERTIES_FRAME::PROPERTIES_FRAME( PL_EDITOR_FRAME* aParent ) :
 PANEL_PROPERTIES_BASE( aParent ),
 m_scintillaTricks( nullptr ),
 m_textSizeX( aParent, m_staticTextTsizeX, m_textCtrlTextSizeX, m_textSizeXUnits ),
 m_textSizeY( aParent, m_staticTextTsizeY, m_textCtrlTextSizeY, m_textSizeYUnits ),
 m_constraintX( aParent, m_constraintXLabel, m_constraintXCtrl, m_constraintXUnits ),
 m_constraintY( aParent, m_constraintYLabel, m_constraintYCtrl, m_constraintYUnits ),
 m_textPosX( aParent, m_staticTextPosX, m_textCtrlPosX, m_TextPosXUnits ),
 m_textPosY( aParent, m_staticTextPosY, m_textCtrlPosY, m_TextPosYUnits ),
 m_textEndX( aParent, m_staticTextEndX, m_textCtrlEndX, m_TextEndXUnits ),
 m_textEndY( aParent, m_staticTextEndY, m_textCtrlEndY, m_TextEndYUnits ),
 m_textStepX( aParent, m_staticTextStepX, m_textCtrlStepX, m_TextStepXUnits ),
 m_textStepY( aParent, m_staticTextStepY, m_textCtrlStepY, m_TextStepYUnits ),
 m_defaultTextSizeX( aParent, m_staticTextDefTsX, m_textCtrlDefaultTextSizeX, m_defaultTextSizeXUnits ),
 m_defaultTextSizeY( aParent, m_staticTextDefTsY, m_textCtrlDefaultTextSizeY, m_defaultTextSizeYUnits ),
 m_defaultLineWidth( aParent, m_defaultLineWidthLabel, m_defaultLineWidthCtrl, m_defaultLineWidthUnits ),
 m_defaultTextThickness( aParent, m_defaultTextThicknessLabel, m_defaultTextThicknessCtrl, m_defaultTextThicknessUnits ),
 m_textLeftMargin( aParent, m_leftMarginLabel, m_leftMarginCtrl, m_leftMarginUnits ),
 m_textRightMargin( aParent, m_rightMarginLabel, m_rightMarginCtrl, m_rightMarginUnits ),
 m_textTopMargin( aParent, m_topMarginLabel, m_topMarginCtrl, m_topMarginUnits ),
 m_textBottomMargin( aParent, m_bottomMarginLabel, m_bottomMarginCtrl, m_bottomMarginUnits ),
 m_lineWidth( aParent, m_lineWidthLabel, m_lineWidthCtrl, m_lineWidthUnits )
{
 m_parent = aParent;
 
 m_stcText->SetUseVerticalScrollBar( false );
 m_stcText->SetUseHorizontalScrollBar( false );
 m_stcText->SetEOLMode( wxSTC_EOL_LF ); // Always use LF as eol char, regardless the platform
 m_scintillaTricks = new SCINTILLA_TRICKS( m_stcText, wxT( "{}" ), false );
 
 m_staticTextSizeInfo->SetFont( KIUI::GetInfoFont( this ).Italic() );
 
 m_bold->SetIsCheckButton();
 m_bold->SetBitmap( KiBitmap( BITMAPS::text_bold ) );
 m_italic->SetIsCheckButton();
 m_italic->SetBitmap( KiBitmap( BITMAPS::text_italic ) );
 
 m_separator2->SetIsSeparator();
 
 m_alignLeft->SetIsRadioButton();
 m_alignLeft->SetBitmap( KiBitmap( BITMAPS::text_align_left ) );
 m_alignCenter->SetIsRadioButton();
 m_alignCenter->SetBitmap( KiBitmap( BITMAPS::text_align_center ) );
 m_alignRight->SetIsRadioButton();
 m_alignRight->SetBitmap( KiBitmap( BITMAPS::text_align_right ) );
 
 m_separator3->SetIsSeparator();
 
 m_vAlignTop->SetIsRadioButton();
 m_vAlignTop->SetBitmap( KiBitmap( BITMAPS::text_valign_top ) );
 m_vAlignMiddle->SetIsRadioButton();
 m_vAlignMiddle->SetBitmap( KiBitmap( BITMAPS::text_valign_center ) );
 m_vAlignBottom->SetIsRadioButton();
 m_vAlignBottom->SetBitmap( KiBitmap( BITMAPS::text_valign_bottom ) );
 
 m_separator4->SetIsSeparator();
 
 m_textColorSwatch->SetDefaultColor( COLOR4D::UNSPECIFIED );
 m_textColorSwatch->SetSwatchBackground( aParent->GetDrawBgColor() );
 
 m_buttonOK->SetDefault();
 
 // ensure sizers are up to date
 // (fix an issue on GTK but should not create issues on other platforms):
 m_swItemProperties->Fit();
 m_swGeneralOpts->Fit();
 
 m_stcText->Bind( wxEVT_STC_CHARADDED, &PROPERTIES_FRAME::onScintillaCharAdded, this );
 m_alignLeft->Bind( wxEVT_BUTTON, &PROPERTIES_FRAME::onHAlignButton, this );
 m_alignCenter->Bind( wxEVT_BUTTON, &PROPERTIES_FRAME::onHAlignButton, this );
 m_alignRight->Bind( wxEVT_BUTTON, &PROPERTIES_FRAME::onHAlignButton, this );
 m_vAlignTop->Bind( wxEVT_BUTTON, &PROPERTIES_FRAME::onVAlignButton, this );
 m_vAlignMiddle->Bind( wxEVT_BUTTON, &PROPERTIES_FRAME::onVAlignButton, this );
 m_vAlignBottom->Bind( wxEVT_BUTTON, &PROPERTIES_FRAME::onVAlignButton, this );
}
 
 
PROPERTIES_FRAME::~PROPERTIES_FRAME()
{
 delete m_scintillaTricks;
}
 
 
void PROPERTIES_FRAME::OnPageChanged( wxNotebookEvent& event )
{
 if( event.GetSelection() == 0 )
 m_buttonOK->SetDefault();
 else
 m_buttonGeneralOptsOK->SetDefault();
 
 event.Skip();
}
 
 
wxSize PROPERTIES_FRAME::GetMinSize() const
{
 return wxSize( 150, -1 );
}
 
 
void PROPERTIES_FRAME::CopyPrmsFromGeneralToPanel()
{
 static EDA_UNITS units = EDA_UNITS::MILLIMETRES;
 DS_DATA_MODEL& model = DS_DATA_MODEL::GetTheInstance();
 
 // Set default parameters
 m_defaultLineWidth.SetDoubleValue(
 EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale,units, model.m_DefaultLineWidth ) );
 
 m_defaultTextSizeX.SetDoubleValue(
 EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale,units, model.m_DefaultTextSize.x ) );
 m_defaultTextSizeY.SetDoubleValue(
 EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale,units, model.m_DefaultTextSize.y ) );
 m_defaultTextThickness.SetDoubleValue( EDA_UNIT_UTILS::UI::FromUserUnit(
 drawSheetIUScale,units, model.m_DefaultTextThickness ) );
 
 m_textLeftMargin.SetDoubleValue(
 EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale,units, model.GetLeftMargin() ) );
 m_textRightMargin.SetDoubleValue(
 EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale,units, model.GetRightMargin() ) );
 m_textTopMargin.SetDoubleValue(
 EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale,units, model.GetTopMargin() ) );
 m_textBottomMargin.SetDoubleValue(
 EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale,units, model.GetBottomMargin() ) );
}
 
 
bool PROPERTIES_FRAME::CopyPrmsFromPanelToGeneral()
{
 static EDA_UNITS units = EDA_UNITS::MILLIMETRES;
 DS_DATA_MODEL& model = DS_DATA_MODEL::GetTheInstance();
 
 // Import default parameters from widgets
 model.m_DefaultLineWidth = EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units,
 m_defaultLineWidth.GetValue() );
 
 model.m_DefaultTextSize.x = EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units,
 m_defaultTextSizeX.GetValue() );
 model.m_DefaultTextSize.y = EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units,
 m_defaultTextSizeY.GetValue() );
 model.m_DefaultTextThickness = EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units,
 m_defaultTextThickness.GetValue() );
 
 // Get page margins values
 model.SetRightMargin( EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units,
 m_textRightMargin.GetValue() ) );
 model.SetBottomMargin( EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units,
 m_textBottomMargin.GetValue() ) );
 model.SetLeftMargin( EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units,
 m_textLeftMargin.GetValue() ) );
 model.SetTopMargin( EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units,
 m_textTopMargin.GetValue() ) );
 
 return true;
}
 
 
void PROPERTIES_FRAME::CopyPrmsFromItemToPanel( DS_DATA_ITEM* aItem )
{
 if( !aItem )
 {
 m_SizerItemProperties->Show( false );
 return;
 }
 
 static EDA_UNITS units = EDA_UNITS::MILLIMETRES;
 wxString msg;
 
 // Set parameters common to all DS_DATA_ITEM types
 m_staticTextType->SetLabel( aItem->GetClassName() );
 m_textCtrlComment->SetValue( aItem->m_Info );
 
 switch( aItem->GetPage1Option() )
 {
 default:
 case ALL_PAGES: m_choicePageOpt->SetSelection( 0 ); break;
 case FIRST_PAGE_ONLY: m_choicePageOpt->SetSelection( 1 ); break;
 case SUBSEQUENT_PAGES: m_choicePageOpt->SetSelection( 2 ); break;
 }
 
 // Position/ start point
 m_textPosX.SetDoubleValue( EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale, units, aItem->m_Pos.m_Pos.x ) );
 m_textPosY.SetDoubleValue( EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale, units, aItem->m_Pos.m_Pos.y ) );
 
 switch( aItem->m_Pos.m_Anchor )
 {
 case RB_CORNER: m_comboBoxCornerPos->SetSelection( 2 ); break;
 case RT_CORNER: m_comboBoxCornerPos->SetSelection( 0 ); break;
 case LB_CORNER: m_comboBoxCornerPos->SetSelection( 3 ); break;
 case LT_CORNER: m_comboBoxCornerPos->SetSelection( 1 ); break;
 }
 
 // End point
 m_textEndX.SetDoubleValue( EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale, units, aItem->m_End.m_Pos.x ) );
 m_textEndY.SetDoubleValue( EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale, units, aItem->m_End.m_Pos.y ) );
 
 switch( aItem->m_End.m_Anchor )
 {
 case RB_CORNER: m_comboBoxCornerEnd->SetSelection( 2 ); break;
 case RT_CORNER: m_comboBoxCornerEnd->SetSelection( 0 ); break;
 case LB_CORNER: m_comboBoxCornerEnd->SetSelection( 3 ); break;
 case LT_CORNER: m_comboBoxCornerEnd->SetSelection( 1 ); break;
 }
 
 m_lineWidth.SetDoubleValue( EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale, units, aItem->m_LineWidth ) );
 
 // Now, set prms more specific to DS_DATA_ITEM types
 // For a given type, disable widgets which are not relevant,
 // and be sure widgets which are relevant are enabled
 if( aItem->GetType() == DS_DATA_ITEM::DS_TEXT )
 {
 DS_DATA_ITEM_TEXT* item = static_cast<DS_DATA_ITEM_TEXT*>( aItem );
 item->m_FullText = item->m_TextBase;
 
 // Replace our '\' 'n' sequence by the EOL char
 item->ReplaceAntiSlashSequence();
 m_stcText->SetValue( item->m_FullText );
 m_stcText->EmptyUndoBuffer();
 
 msg.Printf( wxT( "%d" ), item->m_IncrementLabel );
 m_textCtrlTextIncrement->SetValue( msg );
 
 // Rotation (poly and text)
 msg.Printf( wxT( "%.3f" ), item->m_Orient );
 m_textCtrlRotation->SetValue( msg );
 
 // Constraints:
 m_constraintX.SetDoubleValue( EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale, units, item->m_BoundingBoxSize.x ) );
 m_constraintY.SetDoubleValue( EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale, units, item->m_BoundingBoxSize.y ) );
 
 // Font Options
 m_fontCtrl->SetFontSelection( item->m_Font );
 
 m_bold->Check( item->m_Bold );
 m_italic->Check( item->m_Italic );
 
 m_textColorSwatch->SetSwatchColor( item->m_TextColor, false );
 
 for( BITMAP_BUTTON* btn : { m_alignLeft, m_alignCenter, m_alignRight } )
 btn->Check( false );
 
 switch( item->m_Hjustify )
 {
 case GR_TEXT_H_ALIGN_LEFT: m_alignLeft->Check(); break;
 case GR_TEXT_H_ALIGN_CENTER: m_alignCenter->Check(); break;
 case GR_TEXT_H_ALIGN_RIGHT: m_alignRight->Check(); break;
 }
 
 for( BITMAP_BUTTON* btn : { m_vAlignTop, m_vAlignMiddle, m_vAlignBottom } )
 btn->Check( false );
 
 switch( item->m_Vjustify )
 {
 case GR_TEXT_V_ALIGN_TOP: m_vAlignTop->Check(); break;
 case GR_TEXT_V_ALIGN_CENTER: m_vAlignMiddle->Check(); break;
 case GR_TEXT_V_ALIGN_BOTTOM: m_vAlignBottom->Check(); break;
 }
 
 // Text size
 m_textSizeX.SetDoubleValue( EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale, units, item->m_TextSize.x ) );
 m_textSizeY.SetDoubleValue( EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale, units, item->m_TextSize.y ) );
 }
 
 if( aItem->GetType() == DS_DATA_ITEM::DS_POLYPOLYGON )
 {
 DS_DATA_ITEM_POLYGONS* item = static_cast<DS_DATA_ITEM_POLYGONS*>( aItem );
 
 // Rotation (poly and text)
 msg.Printf( wxT( "%.3f" ), item->m_Orient.AsDegrees() );
 m_textCtrlRotation->SetValue( msg );
 }
 
 if( aItem->GetType() == DS_DATA_ITEM::DS_BITMAP )
 {
 DS_DATA_ITEM_BITMAP* item = static_cast<DS_DATA_ITEM_BITMAP*>( aItem );
 
 // select definition in PPI
 msg.Printf( wxT( "%d" ), item->GetPPI() );
 m_textCtrlBitmapDPI->SetValue( msg );
 }
 
 m_SizerItemProperties->Show( true );
 
 m_SizerTextOptions->Show( aItem->GetType() == DS_DATA_ITEM::DS_TEXT );
 m_buttonHelp->Show( aItem->GetType() == DS_DATA_ITEM::DS_TEXT );
 
 m_sbSizerEndPosition->Show( aItem->GetType() == DS_DATA_ITEM::DS_SEGMENT
 || aItem->GetType() == DS_DATA_ITEM::DS_RECT );
 
 m_lineWidth.Show( aItem->GetType() != DS_DATA_ITEM::DS_BITMAP );
 
 if( aItem->GetType() == DS_DATA_ITEM::DS_TEXT
 || aItem->GetType() == DS_DATA_ITEM::DS_POLYPOLYGON )
 {
 m_staticTextRot->Show( true );
 m_textCtrlRotation->Show( true );
 }
 else
 {
 m_staticTextRot->Show( false );
 m_textCtrlRotation->Show( false );
 }
 
 m_staticTextBitmapDPI->Show( aItem->GetType() == DS_DATA_ITEM::DS_BITMAP );
 m_textCtrlBitmapDPI->Show( aItem->GetType() == DS_DATA_ITEM::DS_BITMAP );
 
 m_staticTextInclabel->Show( aItem->GetType() == DS_DATA_ITEM::DS_TEXT );
 m_textCtrlTextIncrement->Show( aItem->GetType() == DS_DATA_ITEM::DS_TEXT );
 
 // Repeat parameters
 msg.Printf( wxT( "%d" ), aItem->m_RepeatCount );
 m_textCtrlRepeatCount->SetValue( msg );
 
 m_textStepX.SetDoubleValue( EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale, units, aItem->m_IncrementVector.x ) );
 m_textStepY.SetDoubleValue( EDA_UNIT_UTILS::UI::FromUserUnit( drawSheetIUScale, units, aItem->m_IncrementVector.y ) );
 
 // The number of widgets was modified, so recalculate sizers
 m_swItemProperties->Layout();
#ifdef __WXGTK__
 // This call is mandatory on wxGTK to initialize the right virtual size and therefore
 // scrollbars, but for some reason, create issues on Windows (incorrect display
 // until the frame is resized). Joys of multiplatform dev.
 m_swItemProperties->Fit();
#endif
 
 // send a size event to be sure scrollbars will be added/removed as needed
 m_swItemProperties->PostSizeEvent();
 m_swItemProperties->Refresh();
}
 
 
void PROPERTIES_FRAME::onHAlignButton( wxCommandEvent& aEvent )
{
 for( BITMAP_BUTTON* btn : { m_alignLeft, m_alignCenter, m_alignRight } )
 {
 if( btn->IsChecked() && btn != aEvent.GetEventObject() )
 btn->Check( false );
 }
}
 
 
void PROPERTIES_FRAME::onVAlignButton( wxCommandEvent& aEvent )
{
  for( BITMAP_BUTTON* btn : { m_vAlignTop, m_vAlignMiddle, m_vAlignBottom } )
 {
 if( btn->IsChecked() && btn != aEvent.GetEventObject() )
 btn->Check( false );
 }
}
 
 
void PROPERTIES_FRAME::OnAcceptPrms( wxCommandEvent& event )
{
 PL_SELECTION_TOOL* selTool = m_parent->GetToolManager()->GetTool<PL_SELECTION_TOOL>();
 PL_SELECTION& selection = selTool->GetSelection();
 
 m_parent->SaveCopyInUndoList();
 
 DS_DRAW_ITEM_BASE* drawItem = (DS_DRAW_ITEM_BASE*) selection.Front();
 
 if( drawItem )
 {
 DS_DATA_ITEM* dataItem = drawItem->GetPeer();
 CopyPrmsFromPanelToItem( dataItem );
 
 // Be sure what is displayed is what is set for item
 // (mainly, texts can be modified if they contain "\n")
 CopyPrmsFromItemToPanel( dataItem );
 m_parent->GetCanvas()->GetView()->Update( drawItem );
 }
 
 CopyPrmsFromPanelToGeneral();
 
 // Refresh values, exactly as they are converted, to avoid any mistake
 CopyPrmsFromGeneralToPanel();
 
 m_parent->OnModify();
 
 // Rebuild the draw list with the new parameters
 m_parent->GetCanvas()->DisplayDrawingSheet();
 m_parent->GetCanvas()->Refresh();
}
 
 
void PROPERTIES_FRAME::OnSetDefaultValues( wxCommandEvent& event )
{
 DS_DATA_MODEL& model = DS_DATA_MODEL::GetTheInstance();
 
 model.m_DefaultTextSize = VECTOR2D( TB_DEFAULT_TEXTSIZE, TB_DEFAULT_TEXTSIZE );
 model.m_DefaultLineWidth = 0.15;
 model.m_DefaultTextThickness = 0.15;
 
 CopyPrmsFromGeneralToPanel();
 
 // Rebuild the draw list with the new parameters
 m_parent->GetCanvas()->DisplayDrawingSheet();
 m_parent->GetCanvas()->Refresh();
}
 
 
bool PROPERTIES_FRAME::CopyPrmsFromPanelToItem( DS_DATA_ITEM* aItem )
{
 if( aItem == nullptr )
 return false;
 
 const EDA_UNITS units = EDA_UNITS::MILLIMETRES;
 wxString msg;
 
 // Import common parameters:
 aItem->m_Info = m_textCtrlComment->GetValue();
 
 switch( m_choicePageOpt->GetSelection() )
 {
 default:
 case 0: aItem->SetPage1Option( ALL_PAGES ); break;
 case 1: aItem->SetPage1Option( FIRST_PAGE_ONLY ); break;
 case 2: aItem->SetPage1Option( SUBSEQUENT_PAGES ); break;
 }
 
 // Import thickness
 aItem->m_LineWidth =
 EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units, m_lineWidth.GetValue() );
 
 // Import Start point
 aItem->m_Pos.m_Pos.x =
 EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units, m_textPosX.GetValue() );
 aItem->m_Pos.m_Pos.y =
 EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units, m_textPosY.GetValue() );
 
 switch( m_comboBoxCornerPos->GetSelection() )
 {
 case 2: aItem->m_Pos.m_Anchor = RB_CORNER; break;
 case 0: aItem->m_Pos.m_Anchor = RT_CORNER; break;
 case 3: aItem->m_Pos.m_Anchor = LB_CORNER; break;
 case 1: aItem->m_Pos.m_Anchor = LT_CORNER; break;
 }
 
 // Import End point
 aItem->m_End.m_Pos.x =
 EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units, m_textEndX.GetValue() );
 aItem->m_End.m_Pos.y =
 EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units, m_textEndY.GetValue() );
 
 switch( m_comboBoxCornerEnd->GetSelection() )
 {
 case 2: aItem->m_End.m_Anchor = RB_CORNER; break;
 case 0: aItem->m_End.m_Anchor = RT_CORNER; break;
 case 3: aItem->m_End.m_Anchor = LB_CORNER; break;
 case 1: aItem->m_End.m_Anchor = LT_CORNER; break;
 }
 
 // Import Repeat prms
 long itmp;
 msg = m_textCtrlRepeatCount->GetValue();
 msg.ToLong( &itmp );
 aItem->m_RepeatCount = itmp;
 
 aItem->m_IncrementVector.x =
 EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units, m_textStepX.GetValue() );
 aItem->m_IncrementVector.y =
 EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units, m_textStepY.GetValue() );
 
 if( aItem->GetType() == DS_DATA_ITEM::DS_TEXT )
 {
 DS_DATA_ITEM_TEXT* item = static_cast<DS_DATA_ITEM_TEXT*>( aItem );
 
 item->m_TextBase = m_stcText->GetValue();
 
 msg = m_textCtrlTextIncrement->GetValue();
 msg.ToLong( &itmp );
 item->m_IncrementLabel = itmp;
 
 item->m_Bold = m_bold->IsChecked();
 item->m_Italic = m_italic->IsChecked();
 item->m_TextColor = m_textColorSwatch->GetSwatchColor();
 
 if( m_alignLeft->IsChecked() )
 item->m_Hjustify = GR_TEXT_H_ALIGN_LEFT;
 else if( m_alignCenter->IsChecked() )
 item->m_Hjustify = GR_TEXT_H_ALIGN_CENTER;
 else if( m_alignRight->IsChecked() )
 item->m_Hjustify = GR_TEXT_H_ALIGN_RIGHT;
 
 if( m_vAlignTop->IsChecked() )
 item->m_Vjustify = GR_TEXT_V_ALIGN_TOP;
 else if( m_vAlignMiddle->IsChecked() )
 item->m_Vjustify = GR_TEXT_V_ALIGN_CENTER;
 else if( m_vAlignBottom->IsChecked() )
 item->m_Vjustify = GR_TEXT_V_ALIGN_BOTTOM;
 
 if( m_fontCtrl->HaveFontSelection() )
 item->m_Font = m_fontCtrl->GetFontSelection( item->m_Bold, item->m_Italic );
 
 msg = m_textCtrlRotation->GetValue();
 item->m_Orient = EDA_UNIT_UTILS::UI::DoubleValueFromString( drawSheetIUScale, EDA_UNITS::UNSCALED, msg );
 
 // Import text size
 item->m_TextSize.x =
 EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units, m_textSizeX.GetValue() );
 item->m_TextSize.y =
 EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units, m_textSizeY.GetValue() );
 
 // Import constraints:
 item->m_BoundingBoxSize.x =
 EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units, m_constraintX.GetValue() );
 item->m_BoundingBoxSize.y =
 EDA_UNIT_UTILS::UI::ToUserUnit( drawSheetIUScale, units, m_constraintY.GetValue() );
 }
 
 if( aItem->GetType() == DS_DATA_ITEM::DS_POLYPOLYGON )
 {
 DS_DATA_ITEM_POLYGONS* item = static_cast<DS_DATA_ITEM_POLYGONS*>( aItem );
 
 msg = m_textCtrlRotation->GetValue();
 item->m_Orient = EDA_ANGLE(
 EDA_UNIT_UTILS::UI::DoubleValueFromString( drawSheetIUScale,EDA_UNITS::UNSCALED, msg ), DEGREES_T );
 }
 
 if( aItem->GetType() == DS_DATA_ITEM::DS_BITMAP )
 {
 DS_DATA_ITEM_BITMAP* item = static_cast<DS_DATA_ITEM_BITMAP*>( aItem );
 long value;
 
 msg = m_textCtrlBitmapDPI->GetValue();
 
 if( msg.ToLong( &value ) )
 item->SetPPI( (int)value );
 }
 
 return true;
}
 
 
void PROPERTIES_FRAME::onScintillaCharAdded( wxStyledTextEvent &aEvent )
{
 wxArrayString autocompleteTokens;
 int pos = m_stcText->GetCurrentPos();
 int start = m_stcText->WordStartPosition( pos, true );
 wxString partial;
 
 if( start >= 2
 && m_stcText->GetCharAt( start-2 ) == '$'
 && m_stcText->GetCharAt( start-1 ) == '{' )
 {
 DS_DRAW_ITEM_LIST::GetTextVars( &autocompleteTokens );
 
 partial = m_stcText->GetTextRange( start, pos );
 
 for( std::pair<wxString, wxString> entry : m_parent->Prj().GetTextVars() )
 autocompleteTokens.push_back( entry.first );
 }
 
 m_scintillaTricks->DoAutocomplete( partial, autocompleteTokens );
 m_stcText->SetFocus();
}
 
 
void PROPERTIES_FRAME::onHelp( wxCommandEvent& aEvent )
{
 // Show the system variables for worksheet text:
 HTML_MESSAGE_BOX dlg( this, _( "Predefined Keywords" ) );
 wxString message;
 
 message << _( "Texts can include keywords." ) << "<br>";
 message << _( "Keyword notation is ${keyword}" ) << "<br>";
 message << _( "Each keyword is replaced by its value" ) << "<br><br>";
 message << _( "These build-in keywords are always available:" ) << "<br><br>";
 dlg.AddHTML_Text( message );
 
 message = "KICAD_VERSION\n";
 message << "# " << _( "(sheet number)" ) << "\n";
 message << "## " << _( "(sheet count)" ) << "\n";
 message << "COMMENT1 thru COMMENT9\n";
 message << "COMPANY\n";
 message << "FILENAME\n";
 message << "ISSUE_DATE\n";
 message << "LAYER\n";
 message << "PAPER " << _( "(paper size)" ) << "\n";
 message << "REVISION\n";
 message << "SHEETNAME\n";
 message << "SHEETPATH\n";
 message << "TITLE\n";
 
 dlg.ListSet( message );
 dlg.ShowModal();
}