void Document::loadTheme(const Theme& theme)
{
m_text->document()->blockSignals(true);
// Update colors
QColor color = theme.foregroundColor();
color.setAlpha(theme.foregroundOpacity() * 2.55f);
m_text->setStyleSheet(
QString("QTextEdit { background: rgba(%1, %2, %3, %4); color: %5; selection-background-color: %6; selection-color: %7; padding: %8px; }")
.arg(color.red())
.arg(color.green())
.arg(color.blue())
.arg(color.alpha())
.arg(theme.textColor().name())
.arg(theme.textColor().name())
.arg(theme.foregroundColor().name())
.arg(theme.foregroundPadding())
);
if (m_highlighter->misspelledColor() != theme.misspelledColor()) {
m_highlighter->setMisspelledColor(theme.misspelledColor());
}
// Update text
QFont font = theme.textFont();
font.setStyleStrategy(m_text->font().styleStrategy());
if (m_text->font() != font) {
m_text->setFont(font);
}
m_text->setCursorWidth(!m_block_cursor ? 1 : m_text->fontMetrics().averageCharWidth());
int margin = theme.foregroundMargin();
m_layout->setColumnMinimumWidth(0, margin);
m_layout->setColumnMinimumWidth(2, margin);
if (theme.foregroundPosition() < 3) {
m_text->setFixedWidth(theme.foregroundWidth());
switch (theme.foregroundPosition()) {
case 0:
m_layout->setColumnStretch(0, 0);
m_layout->setColumnStretch(2, 1);
break;
case 2:
m_layout->setColumnStretch(0, 1);
m_layout->setColumnStretch(2, 0);
break;
case 1:
default:
m_layout->setColumnStretch(0, 1);
m_layout->setColumnStretch(2, 1);
break;
};
} else {
m_text->setMinimumWidth(theme.foregroundWidth());
m_text->setMaximumWidth(maximumSize().height());
m_layout->setColumnStretch(0, 0);
m_layout->setColumnStretch(2, 0);
}
centerCursor(true);
m_text->document()->blockSignals(false);
}
void Document::loadTheme(const Theme& theme)
{
m_text->document()->blockSignals(true);
m_block_default_format.clear();
for(int i=0;i<theme.definedDefaultFormatsForBlocks().length();i++)
m_block_default_format.insert(theme.definedDefaultFormatsForBlocks()[i],theme.defaultFormatForBlock(theme.definedDefaultFormatsForBlocks()[i]));
// Update colors
QString contrast = (qGray(theme.textColor().rgb()) > 127) ? "black" : "white";
QColor color = theme.foregroundColor();
color.setAlpha(theme.foregroundOpacity() * 2.55f);
m_text->setStyleSheet(
QString("Editor { background: rgba(%1, %2, %3, %4); color: %5; selection-background-color: %6; selection-color: %7; padding: %8px; border-radius: %9px; }")
.arg(color.red())
.arg(color.green())
.arg(color.blue())
.arg(color.alpha())
.arg(theme.textColor().name())
.arg(theme.textColor().name())
.arg(contrast)
.arg(theme.foregroundPadding())
.arg(theme.foregroundRounding())
);
if (m_highlighter->misspelledColor() != theme.misspelledColor()) {
m_highlighter->setMisspelledColor(theme.misspelledColor());
}
// Update text
QFont font = theme.textFont();
font.setStyleStrategy(m_text->font().styleStrategy());
if (m_text->font() != font) {
m_text->setFont(font);
}
m_text->setCursorWidth(!m_block_cursor ? 1 : m_text->fontMetrics().averageCharWidth());
int margin = theme.foregroundMargin();
m_layout->setColumnMinimumWidth(0, margin);
m_layout->setColumnMinimumWidth(2, margin);
if (theme.foregroundPosition() < 3) {
m_text->setFixedWidth(theme.foregroundWidth());
switch (theme.foregroundPosition()) {
case 0:
m_layout->setColumnStretch(0, 0);
m_layout->setColumnStretch(2, 1);
break;
case 2:
m_layout->setColumnStretch(0, 1);
m_layout->setColumnStretch(2, 0);
break;
case 1:
default:
m_layout->setColumnStretch(0, 1);
m_layout->setColumnStretch(2, 1);
break;
};
} else {
m_text->setMinimumWidth(theme.foregroundWidth());
m_text->setMaximumWidth(maximumSize().height());
m_layout->setColumnStretch(0, 0);
m_layout->setColumnStretch(2, 0);
}
cleanUpDocument(false);
centerCursor(true);
m_text->document()->blockSignals(false);
m_highlighter->rehighlight();
}
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));
}