ThemeDialog::ThemeDialog(Theme& theme, QWidget* parent)
: QDialog(parent, Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowCloseButtonHint),
m_theme(theme)
{
setWindowTitle(tr("Edit Theme"));
setWindowModality(Qt::WindowModal);
// Create name edit
m_name = new QLineEdit(this);
m_name->setText(m_theme.name());
connect(m_name, SIGNAL(textChanged(QString)), this, SLOT(checkNameAvailable()));
QHBoxLayout* name_layout = new QHBoxLayout;
name_layout->setMargin(0);
name_layout->addWidget(new QLabel(tr("Name:"), this));
name_layout->addWidget(m_name);
// Create scrollarea
QWidget* contents = new QWidget(this);
QScrollArea* scroll = new QScrollArea(this);
scroll->setWidget(contents);
scroll->setWidgetResizable(true);
// Create text group
QGroupBox* text_group = new QGroupBox(tr("Text"), contents);
m_text_color = new ColorButton(text_group);
m_text_color->setColor(m_theme.textColor());
connect(m_text_color, SIGNAL(changed(QColor)), this, SLOT(renderPreview()));
m_font_names = new FontComboBox(text_group);
m_font_names->setEditable(false);
m_font_names->setCurrentFont(m_theme.textFont());
connect(m_font_names, SIGNAL(activated(int)), this, SLOT(fontChanged()));
connect(m_font_names, SIGNAL(activated(int)), this, SLOT(renderPreview()));
m_font_sizes = new QComboBox(text_group);
m_font_sizes->setEditable(true);
m_font_sizes->setMinimumContentsLength(3);
connect(m_font_sizes, SIGNAL(editTextChanged(QString)), this, SLOT(renderPreview()));
fontChanged();
m_misspelled_color = new ColorButton(text_group);
m_misspelled_color->setColor(m_theme.misspelledColor());
connect(m_misspelled_color, SIGNAL(changed(QColor)), this, SLOT(renderPreview()));
QHBoxLayout* font_layout = new QHBoxLayout;
font_layout->addWidget(m_font_names);
font_layout->addWidget(m_font_sizes);
QFormLayout* text_layout = new QFormLayout(text_group);
text_layout->setFieldGrowthPolicy(QFormLayout::FieldsStayAtSizeHint);
text_layout->addRow(tr("Color:"), m_text_color);
text_layout->addRow(tr("Font:"), font_layout);
text_layout->addRow(tr("Misspelled:"), m_misspelled_color);
// Create background group
QGroupBox* background_group = new QGroupBox(tr("Window Background"), contents);
m_background_color = new ColorButton(background_group);
m_background_color->setColor(m_theme.backgroundColor());
connect(m_background_color, SIGNAL(changed(QColor)), this, SLOT(renderPreview()));
m_background_image = new ImageButton(background_group);
m_background_image->setImage(m_theme.backgroundImage(), m_theme.backgroundPath());
connect(m_background_image, SIGNAL(changed(QString)), this, SLOT(imageChanged()));
m_clear_image = new QPushButton(tr("Remove"), background_group);
connect(m_clear_image, SIGNAL(clicked()), m_background_image, SLOT(unsetImage()));
m_background_type = new QComboBox(background_group);
m_background_type->addItems(QStringList() << tr("No Image") << tr("Tiled") << tr("Centered") << tr("Stretched") << tr("Scaled") << tr("Zoomed"));
m_background_type->setCurrentIndex(m_theme.backgroundType());
connect(m_background_type, SIGNAL(activated(int)), this, SLOT(renderPreview()));
QVBoxLayout* image_layout = new QVBoxLayout;
image_layout->setSpacing(0);
image_layout->setMargin(0);
image_layout->addWidget(m_background_image);
image_layout->addWidget(m_clear_image);
QFormLayout* background_layout = new QFormLayout(background_group);
background_layout->setFieldGrowthPolicy(QFormLayout::FieldsStayAtSizeHint);
background_layout->addRow(tr("Color:"), m_background_color);
background_layout->addRow(tr("Image:"), image_layout);
background_layout->addRow(tr("Type:"), m_background_type);
// Create foreground group
QGroupBox* foreground_group = new QGroupBox(tr("Text Background"), contents);
m_foreground_color = new ColorButton(foreground_group);
m_foreground_color->setColor(m_theme.foregroundColor());
connect(m_foreground_color, SIGNAL(changed(QColor)), this, SLOT(renderPreview()));
m_foreground_opacity = new QSpinBox(foreground_group);
m_foreground_opacity->setCorrectionMode(QSpinBox::CorrectToNearestValue);
m_foreground_opacity->setSuffix(QLocale().percent());
m_foreground_opacity->setRange(theme.foregroundOpacity().minimumValue(), theme.foregroundOpacity().maximumValue());
m_foreground_opacity->setValue(m_theme.foregroundOpacity());
connect(m_foreground_opacity, SIGNAL(valueChanged(int)), this, SLOT(renderPreview()));
m_foreground_position = new QComboBox(foreground_group);
m_foreground_position->addItems(QStringList() << tr("Left") << tr("Centered") << tr("Right") << tr("Stretched"));
m_foreground_position->setCurrentIndex(m_theme.foregroundPosition());
connect(m_foreground_position, SIGNAL(currentIndexChanged(int)), this, SLOT(positionChanged(int)));
m_foreground_width = new QSpinBox(foreground_group);
m_foreground_width->setCorrectionMode(QSpinBox::CorrectToNearestValue);
m_foreground_width->setSuffix(tr(" pixels"));
m_foreground_width->setRange(theme.foregroundWidth().minimumValue(), theme.foregroundWidth().maximumValue());
m_foreground_width->setValue(m_theme.foregroundWidth());
m_foreground_width->setEnabled(m_theme.foregroundPosition() != 3);
connect(m_foreground_width, SIGNAL(valueChanged(int)), this, SLOT(renderPreview()));
QFormLayout* foreground_layout = new QFormLayout(foreground_group);
foreground_layout->setFieldGrowthPolicy(QFormLayout::FieldsStayAtSizeHint);
foreground_layout->addRow(tr("Color:"), m_foreground_color);
foreground_layout->addRow(tr("Opacity:"), m_foreground_opacity);
foreground_layout->addRow(tr("Position:"), m_foreground_position);
foreground_layout->addRow(tr("Width:"), m_foreground_width);
// Create rounding group
m_round_corners = new QGroupBox(tr("Round Text Background Corners"), contents);
m_round_corners->setCheckable(true);
m_round_corners->setChecked(m_theme.roundCornersEnabled());
connect(m_round_corners, SIGNAL(clicked()), this, SLOT(renderPreview()));
m_corner_radius = new QSpinBox(m_round_corners);
m_corner_radius->setCorrectionMode(QSpinBox::CorrectToNearestValue);
m_corner_radius->setSuffix(tr(" pixels"));
m_corner_radius->setRange(theme.cornerRadius().minimumValue(), theme.cornerRadius().maximumValue());
m_corner_radius->setValue(m_theme.cornerRadius());
connect(m_corner_radius, SIGNAL(valueChanged(int)), this, SLOT(renderPreview()));
QFormLayout* corner_layout = new QFormLayout(m_round_corners);
corner_layout->setFieldGrowthPolicy(QFormLayout::FieldsStayAtSizeHint);
corner_layout->addRow(tr("Radius:"), m_corner_radius);
// Create blur group
m_blur = new QGroupBox(tr("Blur Text Background"), contents);
m_blur->setCheckable(true);
m_blur->setChecked(m_theme.blurEnabled());
connect(m_blur, SIGNAL(clicked()), this, SLOT(renderPreview()));
m_blur_radius = new QSpinBox(m_blur);
m_blur_radius->setCorrectionMode(QSpinBox::CorrectToNearestValue);
m_blur_radius->setSuffix(tr(" pixels"));
m_blur_radius->setRange(theme.blurRadius().minimumValue(), theme.blurRadius().maximumValue());
m_blur_radius->setValue(m_theme.blurRadius());
connect(m_blur_radius, SIGNAL(valueChanged(int)), this, SLOT(renderPreview()));
QFormLayout* blur_layout = new QFormLayout(m_blur);
blur_layout->setFieldGrowthPolicy(QFormLayout::FieldsStayAtSizeHint);
blur_layout->addRow(tr("Radius:"), m_blur_radius);
// Create shadow group
m_shadow = new QGroupBox(tr("Text Background Drop Shadow"), contents);
m_shadow->setCheckable(true);
m_shadow->setChecked(m_theme.shadowEnabled());
connect(m_shadow, SIGNAL(clicked()), this, SLOT(renderPreview()));
m_shadow_color = new ColorButton(m_shadow);
m_shadow_color->setColor(m_theme.shadowColor());
connect(m_shadow_color, SIGNAL(changed(QColor)), this, SLOT(renderPreview()));
m_shadow_radius = new QSpinBox(m_shadow);
m_shadow_radius->setCorrectionMode(QSpinBox::CorrectToNearestValue);
m_shadow_radius->setSuffix(tr(" pixels"));
m_shadow_radius->setRange(theme.shadowRadius().minimumValue(), theme.shadowRadius().maximumValue());
m_shadow_radius->setValue(m_theme.shadowRadius());
connect(m_shadow_radius, SIGNAL(valueChanged(int)), this, SLOT(renderPreview()));
m_shadow_offset = new QSpinBox(m_shadow);
m_shadow_offset->setCorrectionMode(QSpinBox::CorrectToNearestValue);
m_shadow_offset->setSuffix(tr(" pixels"));
m_shadow_offset->setRange(theme.shadowOffset().minimumValue(), theme.shadowOffset().maximumValue());
m_shadow_offset->setValue(m_theme.shadowOffset());
connect(m_shadow_offset, SIGNAL(valueChanged(int)), this, SLOT(renderPreview()));
QFormLayout* shadow_layout = new QFormLayout(m_shadow);
shadow_layout->setFieldGrowthPolicy(QFormLayout::FieldsStayAtSizeHint);
shadow_layout->addRow(tr("Color:"), m_shadow_color);
shadow_layout->addRow(tr("Radius:"), m_shadow_radius);
shadow_layout->addRow(tr("Vertical Offset:"), m_shadow_offset);
// Create margins group
QGroupBox* margins_group = new QGroupBox(tr("Margins"), contents);
m_foreground_margin = new QSpinBox(margins_group);
m_foreground_margin->setCorrectionMode(QSpinBox::CorrectToNearestValue);
m_foreground_margin->setSuffix(tr(" pixels"));
m_foreground_margin->setRange(theme.foregroundMargin().minimumValue(), theme.foregroundMargin().maximumValue());
m_foreground_margin->setValue(m_theme.foregroundMargin());
connect(m_foreground_margin, SIGNAL(valueChanged(int)), this, SLOT(renderPreview()));
m_foreground_padding = new QSpinBox(margins_group);
m_foreground_padding->setCorrectionMode(QSpinBox::CorrectToNearestValue);
m_foreground_padding->setSuffix(tr(" pixels"));
m_foreground_padding->setRange(theme.foregroundPadding().minimumValue(), theme.foregroundPadding().maximumValue());
m_foreground_padding->setValue(m_theme.foregroundPadding());
connect(m_foreground_padding, SIGNAL(valueChanged(int)), this, SLOT(renderPreview()));
QFormLayout* margins_layout = new QFormLayout(margins_group);
margins_layout->setFieldGrowthPolicy(QFormLayout::FieldsStayAtSizeHint);
margins_layout->addRow(tr("Window:"), m_foreground_margin);
margins_layout->addRow(tr("Page:"), m_foreground_padding);
// Create line spacing group
QGroupBox* line_spacing = new QGroupBox(tr("Line Spacing"), contents);
m_line_spacing_type = new QComboBox(line_spacing);
m_line_spacing_type->setEditable(false);
m_line_spacing_type->addItems(QStringList() << tr("Single") << tr("1.5 Lines") << tr("Double") << tr("Proportional"));
m_line_spacing_type->setCurrentIndex(3);
m_line_spacing = new QSpinBox(line_spacing);
m_line_spacing->setSuffix(QLocale().percent());
m_line_spacing->setRange(theme.lineSpacing().minimumValue(), theme.lineSpacing().maximumValue());
m_line_spacing->setValue(m_theme.lineSpacing());
m_line_spacing->setEnabled(false);
switch (m_theme.lineSpacing()) {
case 100: m_line_spacing_type->setCurrentIndex(0); break;
case 150: m_line_spacing_type->setCurrentIndex(1); break;
case 200: m_line_spacing_type->setCurrentIndex(2); break;
default: m_line_spacing->setEnabled(true); break;
}
connect(m_line_spacing_type, SIGNAL(currentIndexChanged(int)), this, SLOT(lineSpacingChanged(int)));
connect(m_line_spacing_type, SIGNAL(currentIndexChanged(int)), this, SLOT(renderPreview()));
connect(m_line_spacing, SIGNAL(valueChanged(int)), this, SLOT(renderPreview()));
QFormLayout* line_spacing_layout = new QFormLayout(line_spacing);
line_spacing_layout->setFieldGrowthPolicy(QFormLayout::FieldsStayAtSizeHint);
line_spacing_layout->addRow(tr("Type:"), m_line_spacing_type);
line_spacing_layout->addRow(tr("Height:"), m_line_spacing);
// Create paragraph spacing group
QGroupBox* paragraph_spacing = new QGroupBox(tr("Paragraph Spacing"), contents);
m_tab_width = new QSpinBox(paragraph_spacing);
m_tab_width->setSuffix(tr(" pixels"));
m_tab_width->setRange(theme.tabWidth().minimumValue(), theme.tabWidth().maximumValue());
m_tab_width->setValue(m_theme.tabWidth());
connect(m_tab_width, SIGNAL(valueChanged(int)), this, SLOT(renderPreview()));
m_spacing_above_paragraph = new QSpinBox(paragraph_spacing);
m_spacing_above_paragraph->setSuffix(tr(" pixels"));
m_spacing_above_paragraph->setRange(theme.spacingAboveParagraph().minimumValue(), theme.spacingAboveParagraph().maximumValue());
m_spacing_above_paragraph->setValue(m_theme.spacingAboveParagraph());
connect(m_spacing_above_paragraph, SIGNAL(valueChanged(int)), this, SLOT(renderPreview()));
m_spacing_below_paragraph = new QSpinBox(paragraph_spacing);
m_spacing_below_paragraph->setSuffix(tr(" pixels"));
m_spacing_below_paragraph->setRange(theme.spacingBelowParagraph().minimumValue(), theme.spacingBelowParagraph().maximumValue());
m_spacing_below_paragraph->setValue(m_theme.spacingBelowParagraph());
connect(m_spacing_below_paragraph, SIGNAL(valueChanged(int)), this, SLOT(renderPreview()));
m_indent_first_line = new QCheckBox(tr("Indent first line"), paragraph_spacing);
m_indent_first_line->setChecked(m_theme.indentFirstLine());
connect(m_indent_first_line, SIGNAL(toggled(bool)), this, SLOT(renderPreview()));
QFormLayout* paragraph_spacing_layout = new QFormLayout(paragraph_spacing);
paragraph_spacing_layout->setFieldGrowthPolicy(QFormLayout::FieldsStayAtSizeHint);
paragraph_spacing_layout->addRow(tr("Tab Width:"), m_tab_width);
paragraph_spacing_layout->addRow(tr("Above:"), m_spacing_above_paragraph);
paragraph_spacing_layout->addRow(tr("Below:"), m_spacing_below_paragraph);
paragraph_spacing_layout->addRow("", m_indent_first_line);
// Create preview
m_preview_text = new QTextEdit;
m_preview_text->setFrameStyle(QFrame::NoFrame);
m_preview_text->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
m_preview_text->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
QFile file(":/lorem.txt");
if (file.open(QFile::ReadOnly)) {
m_preview_text->setPlainText(QString::fromLatin1(file.readAll()));
file.close();
}
m_preview = new QLabel(this);
m_preview->setAlignment(Qt::AlignCenter);
m_preview->setFrameStyle(QFrame::Sunken | QFrame::StyledPanel);
QPixmap pixmap(480, 270);
pixmap.fill(palette().window().color());
m_preview->setPixmap(pixmap);
m_theme_renderer = new ThemeRenderer(this);
connect(m_theme_renderer, SIGNAL(rendered(QImage,QRect,Theme)), this, SLOT(renderPreview(QImage,QRect,Theme)));
renderPreview();
// Lay out dialog
QDialogButtonBox* buttons = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel, Qt::Horizontal, this);
m_ok = buttons->button(QDialogButtonBox::Ok);
connect(buttons, SIGNAL(accepted()), this, SLOT(accept()));
connect(buttons, SIGNAL(rejected()), this, SLOT(reject()));
QVBoxLayout* groups_layout = new QVBoxLayout(contents);
groups_layout->addWidget(text_group);
groups_layout->addWidget(background_group);
groups_layout->addWidget(foreground_group);
groups_layout->addWidget(m_round_corners);
groups_layout->addWidget(m_blur);
groups_layout->addWidget(m_shadow);
groups_layout->addWidget(margins_group);
groups_layout->addWidget(line_spacing);
groups_layout->addWidget(paragraph_spacing);
QGridLayout* layout = new QGridLayout(this);
layout->setColumnStretch(0, 1);
layout->setRowStretch(1, 1);
layout->setRowMinimumHeight(2, layout->margin());
layout->addLayout(name_layout, 0, 0, 1, 2);
layout->addWidget(scroll, 1, 0, 1, 1);
layout->addWidget(m_preview, 1, 1, 1, 1, Qt::AlignCenter);
layout->addWidget(buttons, 3, 0, 1, 2);
resize(QSettings().value("ThemeDialog/Size", sizeHint()).toSize());
}
void ThemeDialog::renderPreview(QImage preview, const QRect& foreground, const Theme& theme)
{
m_load_color = QtConcurrent::run(averageImage, theme.backgroundImage(), theme.backgroundColor());
// Position preview text
int padding = theme.foregroundPadding();
int x = foreground.x() + padding;
int y = foreground.y() + padding + theme.spacingAboveParagraph();
int width = foreground.width() - (padding * 2);
int height = foreground.height() - (padding * 2) - theme.spacingAboveParagraph();
m_preview_text->setGeometry(x, y, width, height);
// Set colors
QColor text_color = theme.textColor();
text_color.setAlpha(255);
QPalette p = m_preview_text->palette();
p.setBrush(QPalette::Base, preview.copy(x, y, width, height));
p.setColor(QPalette::Text, text_color);
p.setColor(QPalette::Highlight, text_color);
p.setColor(QPalette::HighlightedText, (qGray(text_color.rgb()) > 127) ? Qt::black : Qt::white);
m_preview_text->setPalette(p);
// Set spacings
int tab_width = theme.tabWidth();
QTextBlockFormat block_format;
block_format.setLineHeight(theme.lineSpacing(), (theme.lineSpacing() == 100) ? QTextBlockFormat::SingleHeight : QTextBlockFormat::ProportionalHeight);
block_format.setTextIndent(tab_width * theme.indentFirstLine());
block_format.setTopMargin(theme.spacingAboveParagraph());
block_format.setBottomMargin(theme.spacingBelowParagraph());
m_preview_text->textCursor().mergeBlockFormat(block_format);
for (int i = 0, count = m_preview_text->document()->allFormats().count(); i < count; ++i) {
QTextFormat& f = m_preview_text->document()->allFormats()[i];
if (f.isBlockFormat()) {
f.merge(block_format);
}
}
m_preview_text->setTabStopWidth(tab_width);
m_preview_text->document()->setIndentWidth(tab_width);
// Set font
m_preview_text->setFont(theme.textFont());
// Render text
m_preview_text->render(&preview, m_preview_text->pos());
// Create zoomed text cutout
int x2 = (x >= 24) ? (x - 24) : 0;
int y2 = (y >= 24) ? (y - 24) : 0;
QImage text_cutout = preview.copy(x2, y2, 162, 110);
// Create preview icon
m_preview_icon = QImage(":/shadow.png").convertToFormat(QImage::Format_ARGB32_Premultiplied);
{
QPainter painter(&m_preview_icon);
painter.drawImage(9, 9, preview.scaled(240, 135, Qt::KeepAspectRatio, Qt::SmoothTransformation));
painter.fillRect(20, 32, 85, 59, QColor(0, 0, 0, 32));
painter.fillRect(21, 33, 83, 57, Qt::white);
int x3 = (x >= 24) ? (x - 12 + theme.tabWidth()) : 12 + theme.tabWidth();
int y3 = (y >= 24) ? (y - 6) : 0;
painter.drawImage(22, 34, preview, x3, y3, 81, 55);
}
// Create preview pixmap
preview = preview.scaled(480, 270, Qt::KeepAspectRatio, Qt::SmoothTransformation);
{
QPainter painter(&preview);
painter.setPen(Qt::NoPen);
painter.fillRect(22, 46, 170, 118, QColor(0, 0, 0, 32));
painter.fillRect(24, 48, 166, 114, Qt::white);
painter.drawImage(26, 50, text_cutout);
}
m_preview->setPixmap(QPixmap::fromImage(preview));
}