28#include <QRegularExpression>
52 const QList< QVariant > recentColorVariants = settings.
value( QStringLiteral(
"colors/recent" ) ).toList();
56 const auto constRecentColorVariants = recentColorVariants;
57 for (
const QVariant &color : constRecentColorVariants )
71 if ( !color.isValid() )
77 QColor opaqueColor = color;
78 opaqueColor.setAlpha( 255 );
81 QList< QVariant > recentColorVariants = settings.
value( QStringLiteral(
"colors/recent" ) ).toList();
84 for (
int colorIdx = recentColorVariants.length() - 1; colorIdx >= 0; --colorIdx )
86 if ( ( recentColorVariants.at( colorIdx ).value<QColor>() ).name() == opaqueColor.name() )
88 recentColorVariants.removeAt( colorIdx );
93 const QVariant colorVariant = QVariant( opaqueColor );
94 recentColorVariants.prepend( colorVariant );
97 while ( recentColorVariants.count() > 20 )
99 recentColorVariants.pop_back();
102 settings.
setValue( QStringLiteral(
"colors/recent" ), recentColorVariants );
109 const QList< QVariant > recentColorVariants = settings.
value( QStringLiteral(
"colors/recent" ) ).toList();
111 if ( recentColorVariants.isEmpty() )
114 return recentColorVariants.at( 0 ).value<QColor>();
120 Q_UNUSED( baseColor )
127 if ( !settings.
contains( QStringLiteral(
"/colors/palettecolors" ) ) )
130 colorList.append( qMakePair( QColor( 0, 0, 0 ), QString() ) );
131 colorList.append( qMakePair( QColor( 255, 255, 255 ), QString() ) );
132 colorList.append( qMakePair( QColor( 166, 206, 227 ), QString() ) );
133 colorList.append( qMakePair( QColor( 31, 120, 180 ), QString() ) );
134 colorList.append( qMakePair( QColor( 178, 223, 138 ), QString() ) );
135 colorList.append( qMakePair( QColor( 51, 160, 44 ), QString() ) );
136 colorList.append( qMakePair( QColor( 251, 154, 153 ), QString() ) );
137 colorList.append( qMakePair( QColor( 227, 26, 28 ), QString() ) );
138 colorList.append( qMakePair( QColor( 253, 191, 111 ), QString() ) );
139 colorList.append( qMakePair( QColor( 255, 127, 0 ), QString() ) );
144 QList< QVariant > customColorVariants = settings.
value( QStringLiteral(
"colors/palettecolors" ) ).toList();
145 const QList< QVariant > customColorLabels = settings.
value( QStringLiteral(
"colors/palettelabels" ) ).toList();
149 for ( QList< QVariant >::iterator it = customColorVariants.begin();
150 it != customColorVariants.end(); ++it )
152 const QColor color = ( *it ).value<QColor>();
154 if ( customColorLabels.length() > colorIndex )
156 label = customColorLabels.at( colorIndex ).toString();
159 colorList.append( qMakePair( color, label ) );
169 Q_UNUSED( baseColor )
173 QList< QVariant > customColors;
174 QList< QVariant > customColorLabels;
176 QgsNamedColorList::const_iterator colorIt = colors.constBegin();
177 for ( ; colorIt != colors.constEnd(); ++colorIt )
179 const QVariant color = ( *colorIt ).first;
180 const QVariant label = ( *colorIt ).second;
181 customColors.append( color );
182 customColorLabels.append( label );
184 settings.
setValue( QStringLiteral(
"colors/palettecolors" ), customColors );
185 settings.
setValue( QStringLiteral(
"colors/palettelabels" ), customColorLabels );
198 Q_UNUSED( baseColor )
207 for ( QStringList::iterator it = colorStrings.begin();
208 it != colorStrings.end(); ++it )
212 if ( colorLabels.length() > colorIndex )
214 label = colorLabels.at( colorIndex );
217 colorList.append( qMakePair( color, label ) );
227 Q_UNUSED( baseColor )
245 Q_UNUSED( baseColor )
248 if ( sourceFilePath.isEmpty() )
256 QFile sourceFile( sourceFilePath );
263 Q_UNUSED( baseColor )
266 if ( destFilePath.isEmpty() )
271 QFile destFile( destFilePath );
293 : mFilename( filename )
298 if ( sourceFile.open( QIODevice::ReadOnly ) )
300 QTextStream in( &sourceFile );
304 while ( !in.atEnd() && !line.startsWith( QLatin1String(
"Name:" ) ) )
306 line = in.readLine();
310 const thread_local QRegularExpression rx(
"Name:\\s*(\\S.*)$" );
311 const QRegularExpressionMatch match = rx.match( line );
312 if ( match.hasMatch() )
314 mName = match.captured( 1 );
318 if (
mName.isEmpty() )
327 mEditable = !sourceFileInfo.exists() || sourceFileInfo.isWritable();
345 const QStringList showInMenuSchemes = s.
value( QStringLiteral(
"/colors/showInMenuList" ) ).toStringList();
347 if ( showInMenuSchemes.contains(
mName ) )
358 if ( filePath.isEmpty() )
364 if ( ! QFile::exists( filePath ) )
370 return QFile::remove( filePath );
376 QStringList showInMenuSchemes = s.
value( QStringLiteral(
"/colors/showInMenuList" ) ).toStringList();
378 if ( show && !showInMenuSchemes.contains(
mName ) )
380 showInMenuSchemes <<
mName;
382 else if ( !show && showInMenuSchemes.contains(
mName ) )
384 showInMenuSchemes.removeAll(
mName );
387 s.
setValue( QStringLiteral(
"/colors/showInMenuList" ), showInMenuSchemes );
395 if ( !localDir.mkpath( palettesDir ) )
400 return QDir( palettesDir ).filePath(
mFilename );
static QgsColorSchemeRegistry * colorSchemeRegistry()
Returns the application's color scheme registry, used for managing color schemes.
static QString qgisSettingsDirPath()
Returns the path to the settings directory in user's home dir.
void setRandomStyleColorScheme(QgsColorScheme *scheme)
Sets the color scheme to use when fetching random colors to use for symbol styles.
@ ShowInColorButtonMenu
Show scheme in color button drop-down menu.
virtual QString schemeName() const =0
Gets the name for the color scheme.
virtual bool setColors(const QgsNamedColorList &colors, const QString &context=QString(), const QColor &baseColor=QColor())
Sets the colors for the scheme.
virtual SchemeFlags flags() const
Returns the current flags for the color scheme.
QFlags< SchemeFlag > SchemeFlags
static QColor colorFromString(const QString &string)
Decodes a string into a color value.
A color scheme which contains custom colors set through QGIS app options dialog.
QgsNamedColorList fetchColors(const QString &context=QString(), const QColor &baseColor=QColor()) override
Gets a list of colors from the scheme.
bool setColors(const QgsNamedColorList &colors, const QString &context=QString(), const QColor &baseColor=QColor()) override
Sets the colors for the scheme.
QgsCustomColorScheme * clone() const override
Clones a color scheme.
QgsCustomColorScheme()=default
virtual QString gplFilePath()=0
Returns the file path for the associated gpl palette file.
QgsNamedColorList fetchColors(const QString &context=QString(), const QColor &baseColor=QColor()) override
Gets a list of colors from the scheme.
bool setColors(const QgsNamedColorList &colors, const QString &context=QString(), const QColor &baseColor=QColor()) override
Sets the colors for the scheme.
A color scheme which contains project specific colors set through project properties dialog.
QgsProjectColorScheme * clone() const override
Clones a color scheme.
bool setColors(const QgsNamedColorList &colors, const QString &context=QString(), const QColor &baseColor=QColor()) override
Sets the colors for the scheme.
QgsProjectColorScheme()=default
QgsNamedColorList fetchColors(const QString &context=QString(), const QColor &baseColor=QColor()) override
Gets a list of colors from the scheme.
static QgsProject * instance()
Returns the QgsProject singleton instance.
void setProjectColors(const QgsNamedColorList &colors)
Sets the colors for the project's color scheme (see QgsProjectColorScheme).
QStringList readListEntry(const QString &scope, const QString &key, const QStringList &def=QStringList(), bool *ok=nullptr) const
Reads a string list from the specified scope and key.
A color scheme which contains the most recently used colors.
QgsRecentColorScheme()=default
QgsNamedColorList fetchColors(const QString &context=QString(), const QColor &baseColor=QColor()) override
Gets a list of colors from the scheme.
static QColor lastUsedColor()
Returns the most recently used color.
QgsRecentColorScheme * clone() const override
Clones a color scheme.
static void addRecentColor(const QColor &color)
Adds a color to the list of recent colors.
This class is a composition of two QSettings instances:
QVariant value(const QString &key, const QVariant &defaultValue=QVariant(), Section section=NoSection) const
Returns the value for setting key.
bool contains(const QString &key, QgsSettings::Section section=QgsSettings::NoSection) const
Returns true if there exists a setting called key; returns false otherwise.
void setValue(const QString &key, const QVariant &value, QgsSettings::Section section=QgsSettings::NoSection)
Sets the value of setting key to value.
static bool saveColorsToGpl(QFile &file, const QString &paletteName, const QgsNamedColorList &colors)
Exports colors to a gpl GIMP palette file.
static QgsNamedColorList importColorsFromGpl(QFile &file, bool &ok, QString &name)
Imports colors from a gpl GIMP palette file.
static QString colorToName(const QColor &color)
Returns a friendly display name for a color.
A color scheme which stores its colors in a gpl palette file within the "palettes" subfolder off the ...
QString schemeName() const override
Gets the name for the color scheme.
QgsUserColorScheme(const QString &filename)
Constructs a new user color scheme, using a specified gpl palette file.
QgsColorScheme::SchemeFlags flags() const override
Returns the current flags for the color scheme.
QString gplFilePath() override
Returns the file path for the associated gpl palette file.
bool erase()
Erases the associated gpl palette file from the users "palettes" folder.
void setShowSchemeInMenu(bool show)
Sets whether a this scheme should be shown in color button menus.
QgsUserColorScheme * clone() const override
Clones a color scheme.
QList< QPair< QColor, QString > > QgsNamedColorList
List of colors paired with a friendly display name identifying the color.