QGIS API Documentation  3.13.0-Master (5a3b1ced84)
qgscharacterselectordialog.cpp
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1 /***************************************************************************
2  qgscharacterselectordialog.cpp - single font character selector dialog
3 
4  ---------------------
5  begin : November 2012
6  copyright : (C) 2012 by Larry Shaffer
7  email : larrys at dakcarto dot com
8  ***************************************************************************
9  * *
10  * This program is free software; you can redistribute it and/or modify *
11  * it under the terms of the GNU General Public License as published by *
12  * the Free Software Foundation; either version 2 of the License, or *
13  * (at your option) any later version. *
14  * *
15  ***************************************************************************/
16 
17 #include "characterwidget.h"
19 
20 
21 QgsCharacterSelectorDialog::QgsCharacterSelectorDialog( QWidget *parent, Qt::WindowFlags fl )
22  : QDialog( parent, fl )
23  , mChar( QChar::Null )
24 {
25  setupUi( this );
26  mCharWidget = new CharacterWidget( this );
27  mCharSelectScrollArea->setWidget( mCharWidget );
28  mCharSelectScrollArea->setVerticalOnly( true );
29  connect( mCharWidget, &CharacterWidget::characterSelected, this, &QgsCharacterSelectorDialog::setCharacter );
30 }
31 
32 QChar QgsCharacterSelectorDialog::selectCharacter( bool *gotChar, const QFont &font, const QString &style, QChar initialSelection )
33 {
34  mCharSelectLabelFont->setText( QStringLiteral( "%1 %2" ).arg( font.family(), style ) );
35  mCharWidget->setFont( font );
36  mCharWidget->setFontStyle( style );
37  mCharWidget->setFontSize( 22.0 );
38  mCharSelectScrollArea->viewport()->update();
39 
40  mCharWidget->setCharacter( initialSelection );
41 
42  QApplication::setOverrideCursor( Qt::ArrowCursor );
43  int res = exec();
44  QApplication::restoreOverrideCursor();
45 
46  if ( res == QDialog::Accepted )
47  {
48  if ( !mChar.isNull() && gotChar )
49  {
50  *gotChar = true;
51  }
52  }
53  return mChar;
54 }
55 
56 void QgsCharacterSelectorDialog::setCharacter( QChar chr )
57 {
58  mChar = chr;
59 }
QgsCharacterSelectorDialog(QWidget *parent=nullptr, Qt::WindowFlags fl=QgsGuiUtils::ModalDialogFlags)
A widget for displaying characters available in a preset font, and allowing users to select an indivi...
void setCharacter(QChar character)
Sets the currently selected character in the widget.
void setFontSize(double fontSize)
Sets the font size (in points) to render in the widget.
QChar selectCharacter(bool *gotChar, const QFont &font, const QString &style, QChar initialSelection=QChar())
Opens the dialog modally and returns when the user has selected a character.
void setFont(const QFont &font)
Sets the font to show in the widget.
void setFontStyle(const QString &fontStyle)
Sets the font style to show in the widget.
void characterSelected(QChar character)
Emitted when a character is selected in the widget.