void ExportWizard::saveSvg()
{
if (m_ui->svgFilePath->text().isEmpty()) {
QMessageBox::warning(this, tr("No file selected !"), tr("You need to choose a file path for saving."));
return;
}
QString svgFilePath = m_ui->svgFilePath->text();
// get the rendering size
QRect svgRect(m_canvas->sceneRect().toRect());
// create the SVG writer
QSvgGenerator generator;
generator.setFileName(svgFilePath);
generator.setSize(svgRect.size());
generator.setResolution(physicalDpiX());
generator.setViewBox(svgRect);
generator.setTitle(m_canvas->titleText());
generator.setDescription(tr("Created with %1").arg(QCoreApplication::applicationName() + " " + QCoreApplication::applicationVersion()));
// paint over the writer
QPainter painter(&generator);
painter.setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing | QPainter::SmoothPixmapTransform, true);
m_canvas->renderVisible(&painter, svgRect, svgRect, Qt::IgnoreAspectRatio, !m_ui->svgAsIsBox->isChecked());
painter.end();
}
void SvgTextC(struct ADrawTag *ctx,
unsigned int x,
unsigned int y,
const char *string,
const char *url)
{
SvgContext *context = getSvgCtx(ctx);
unsigned int hw = SvgTextWidth(ctx, string) / 2;
svgRect(ctx, getSvgBgPen(ctx), x - (hw + 2), y - SvgTextHeight(ctx) + 1, x + hw, y - 1);
y += getSpace(ctx, SvgHelvetica.descender);
if(url)
{
fprintf(getSvgFile(ctx), "<a xlink:href=\"%s\">", url);
}
fprintf(getSvgFile(ctx),
"<text x=\"%u\" y=\"%u\" textLength=\"%u\" font-family=\"Helvetica\" font-size=\"%u\" fill=\"%s\" text-anchor=\"middle\">",
x, y, SvgTextWidth(ctx, string), context->fontPoints, context->penColName);
writeEscaped(ctx, string);
fprintf(getSvgFile(ctx), "</text>\n");
if(url)
{
fprintf(getSvgFile(ctx), "</a>", url);
}
}
void SvgFilledRectangle(struct ADrawTag *ctx,
unsigned int x1,
unsigned int y1,
unsigned int x2,
unsigned int y2)
{
svgRect(ctx, getSvgPen(ctx), x1, y1, x2, y2);
}
QImage minigis::svgGenerator(QSvgRenderer &render, const QPointF &p, const qreal &ang, const QString &cls,
const qreal &svgSize, const quint8 &anchorX, const quint8 &anchorY, QPointF *start)
{
QRectF rgn = svgRect(render, cls, p, svgSize);
QPointF mid(rgn.left(), rgn.top());
if (anchorX != 0 || anchorY != 0) {
QPointF anchor(rgn.width() * anchorX * 0.01, rgn.height() * anchorY * 0.01);
rgn.moveTopLeft(rgn.topLeft() - anchor);
mid = QPointF(rgn.left() + anchor.x(), rgn.top() + anchor.y());
}
QTransform tr;
tr.translate(mid.x(), mid.y()).rotate(ang).translate(-mid.x(), -mid.y());
return svgGenerator(render, cls, rgn, tr, tr.inverted(), start);
}
