Differential D29364 Diff 81746 kstars/fitsviewer/fitsview.cpp

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kstars/fitsviewer/fitsview.cpp

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890 foreach (auto const &starCenter, imageData->getStarCenters()) 890​ foreach (auto const &starCenter, imageData->getStarCenters())
891 { 891​ {
892 int const w = std::round(starCenter->width) * scale; 892​ int const w = std::round(starCenter->width) * scale;
893 893​
894 // Draw a circle around the detected star. 894​ // Draw a circle around the detected star.
895 // SEP coordinates are in the center of pixels, and Qt at the boundary. 895​ // SEP coordinates are in the center of pixels, and Qt at the boundary.
896 const double xCoord = starCenter->x - 0.5; 896​ const double xCoord = starCenter->x - 0.5;
897 const double yCoord = starCenter->y - 0.5; 897​ const double yCoord = starCenter->y - 0.5;
898​ const int xc = std::round((xCoord - starCenter->width / 2.0f) * scale);
899​ const int yc = std::round((yCoord - starCenter->width / 2.0f) * scale);
900​ const int hw = w / 2;
901​
902​ BahtinovEdge* bEdge = dynamic_cast<BahtinovEdge*>(starCenter);
903​ if (bEdge != nullptr)
904​ {
905​ // Draw lines of diffraction pattern
906​ painter->setPen(QPen(Qt::red, scaleSize(2)));
907​ painter->drawLine(bEdge->line[0].x1() * scale, bEdge->line[0].y1() * scale,
908​ bEdge->line[0].x2() * scale, bEdge->line[0].y2() * scale);
909​ painter->setPen(QPen(Qt::green, scaleSize(2)));
910​ painter->drawLine(bEdge->line[1].x1() * scale, bEdge->line[1].y1() * scale,
911​ bEdge->line[1].x2() * scale, bEdge->line[1].y2() * scale);
912​ painter->setPen(QPen(Qt::darkGreen, scaleSize(2)));
913​ painter->drawLine(bEdge->line[2].x1() * scale, bEdge->line[2].y1() * scale,
914​ bEdge->line[2].x2() * scale, bEdge->line[2].y2() * scale);
915​
916​ // Draw center circle
917​ painter->setPen(QPen(Qt::white, scaleSize(2)));
918​ painter->drawEllipse(xc, yc, w, w);
919​
920​ // Draw offset circle
921​ double factor = 15.0;
922​ QPointF offsetVector = (bEdge->offset - QPointF(starCenter->x, starCenter->y)) * factor;
923​ int const xo = std::round((starCenter->x + offsetVector.x() - starCenter->width / 2.0f) * scale);
924​ int const yo = std::round((starCenter->y + offsetVector.y() - starCenter->width / 2.0f) * scale);
925​ painter->setPen(QPen(Qt::red, scaleSize(2)));
926​ painter->drawEllipse(xo, yo, w, w);
927​
928​ // Draw line between center circle and offset circle
929​ painter->setPen(QPen(Qt::red, scaleSize(2)));
930​ painter->drawLine(xc + hw, yc + hw, xo + hw, yo + hw);
931​ }
932​ else
933​ {
898 const double radius = starCenter->HFR > 0 ? 2.0f * starCenter->HFR * scale : w; 934​ const double radius = starCenter->HFR > 0 ? 2.0f * starCenter->HFR * scale : w;
899 painter->drawEllipse(QPointF(xCoord * scale, yCoord * scale), radius, radius); 935​ painter->drawEllipse(QPointF(xCoord * scale, yCoord * scale), radius, radius);
936​ }
900 937​
901 if (showStarsHFR) 938​ if (showStarsHFR)
902 { 939​ {
903 int const x1 = std::round((xCoord - starCenter->width / 2.0f) * scale); ​
904 int const y1 = std::round((yCoord - starCenter->width / 2.0f) * scale); ​
905 ​
906 // Ask the painter how large will the HFR text be 940​ // Ask the painter how large will the HFR text be
907 QString const hfr = QString("%1").arg(starCenter->HFR, 0, 'f', 2); 941​ QString const hfr = QString("%1").arg(starCenter->HFR, 0, 'f', 2);
908 if (!drawHFR(painter, hfr, x1 + w + 5, y1 + w / 2)) 942​ if (!drawHFR(painter, hfr, xc + w + 5, yc + w / 2))
909 { 943​ {
910 // Try a few more time with smaller fonts; 944​ // Try a few more time with smaller fonts;
911 for (int i = 0; i < 10; ++i) 945​ for (int i = 0; i < 10; ++i)
912 { 946​ {
913 const double tempFontSize = painterFont.pointSizeF() - 2; 947​ const double tempFontSize = painterFont.pointSizeF() - 2;
914 if (tempFontSize <= 0) break; 948​ if (tempFontSize <= 0) break;
915 painterFont.setPointSizeF(tempFontSize); 949​ painterFont.setPointSizeF(tempFontSize);
916 painter->setFont(painterFont); 950​ painter->setFont(painterFont);
917 if (drawHFR(painter, hfr, x1 + w + 5, y1 + w / 2)) 951​ if (drawHFR(painter, hfr, xc + w + 5, yc + w / 2))
918 break; 952​ break;
919 } 953​ }
920 // Reset the font size. 954​ // Reset the font size.
921 painterFont.setPointSize(fontSize); 955​ painterFont.setPointSize(fontSize);
922 painter->setFont(painterFont); 956​ painter->setFont(painterFont);
923 } 957​ }
924 } 958​ }
925 } 959​ }
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