void PairRegressionAnalyzerGraphic::drawGraphic() {
drawPoints();
drawLine();
drawError();
}
void tGraph::draw(QPainter & paint) {
//QPainter paint(this);
paint.save();
int gx1 = hPadding() + _rect.x();
int gy1 = vPadding() + _rect.y();
int gx2 = _rect.x() + width() - hPadding();
int gy2 = _rect.y() + height() - vPadding();
//paint.drawRect(gx1, gy1, gx2 - gx1, gy2 - gy1);
QFontMetrics fm(font());
//QRect brect;
// get the dimensions of the title label and then draw it
if(title().length() > 0) {
fm = QFontMetrics(titleFont());
//brect = fm.boundingRect(title());
paint.setFont(titleFont());
paint.drawText(gx1, gy1, gx2 - gx1, fm.height(), titleAlignment(), title());
gy1 += fm.height();
}
// we need to do some drawing that depends on some other elements having
// already been placed... since those require that these have already been
// placed we will just save the old value of gy2 and then calculate the
// value that we should have after the other code runs without actually
// drawing anything right now
int gy2_old = gy2;
if(dataLabel().length() > 0) {
fm = QFontMetrics(dataLabelFont());
gy2 -= fm.height();
}
fm = QFontMetrics(dataFont());
double tlh = 0.0;
QMapIterator<int, GReference> dlit(_data);
while(dlit.hasNext())
{
dlit.next();
tlh = qMax(sin45deg * fm.width(dlit.value().first), tlh);
}
// don't change this variable as we use it later
int th = (tlh == 0.0 ? 0 : (int)(tlh + (fm.height() * sin45deg)) + 2);
gy2 -= th;
// get the dimensions of the value label then draw it
if(valueLabel().length() > 0) {
fm = QFontMetrics(valueLabelFont());
//brect = fm.boundingRect(valueLabel());
paint.setFont(valueLabelFont());
paint.save();
paint.rotate(-90);
paint.drawText(-gy2, gx1, gy2 - gy1, fm.height(), valueLabelAlignment(), valueLabel());
paint.restore();
gx1 += fm.height();
}
fm = QFontMetrics(valueFont());
QString min_str = QString().sprintf("%-.0f",minValue());
QString org_str = ( minValue() == 0.0 ? QString::null : QString("0") );
QString max_str = QString().sprintf("%-.0f",maxValue());
int width = qMax(fm.width(min_str), fm.width(max_str));
if(org_str.length() > 0) width = qMax(width, fm.width(org_str));
gx1 += width;
int gy_max = gy1;
int gy_min = gy2 - 1;
int gy_org = gy_min;
paint.setFont(valueFont());
int tfa = Qt::AlignTop | Qt::AlignRight;
paint.drawText(gx1 - fm.width(min_str), gy_min, fm.width(min_str), fm.height(), tfa, min_str);
paint.drawLine(gx1 - 3, gy_min, gx1 + 2, gy_min);
paint.drawText(gx1 - fm.width(max_str), gy_max, fm.width(max_str), fm.height(), tfa, max_str);
paint.drawLine(gx1 - 3, gy_max, gx1 + 2, gy_max);
int gheight = gy2 - gy1;
double grng = maxValue() - minValue();
if(org_str.length() > 0) {
double perc = (0 - minValue()) / grng;
gy_org = gy2 - (int)(perc * (double)gheight);
paint.drawText(gx1 - fm.width(org_str), gy_org, fm.width(org_str), fm.height(), tfa, org_str);
paint.drawLine(gx1 - 3, gy_org, gx1 + 2, gy_org);
}
gx1 += 3;
// put the old value back so all the code to come draw correctly!
gy2 = gy2_old;
// get the dimensions of the data label then draw it
if(dataLabel().length() > 0) {
fm = QFontMetrics(dataLabelFont());
//brect = fm.boundingRect(dataLabel());
paint.setFont(dataLabelFont());
gy2 -= fm.height();
paint.drawText(gx1, gy2, gx2 - gx1, fm.height(), dataLabelAlignment(), dataLabel());
}
gy2 -= th;
int ref_cnt = _data.count();
int gwidth = gx2 - gx1;
gheight = gy2 - gy1;
if(ref_cnt > 0) {
paint.save();
fm = QFontMetrics(dataFont());
paint.setFont(dataFont());
int refwidth = qMax(1, gwidth / ref_cnt);
int buf = (int)(refwidth / 5);
int buf2 = buf * 2;
int pos = gx1 + (int)((gwidth - (refwidth * ref_cnt)) / 2);
int bar_height;
int fmheight = fm.height();
int fmheight_div_2 = fmheight / 2;
int refwidth_div_2 = refwidth / 2;
int label_offset = (int)(fmheight_div_2 * cos45deg);
int last_label_at = -1000;
QMap<int, double> last_map;
QMap<int, double> this_map;
QMapIterator<int, GReference> rit(_data);
while(rit.hasNext())
{
rit.next();
GReference ref = rit.value();
QString label = ref.first;
if(label.length() > 0 && ((pos + refwidth_div_2) - last_label_at) > ((label_offset * 2) + 1)) {
last_label_at = pos + refwidth_div_2;
int lx = (int)(((pos + refwidth_div_2) * cos45deg) - ((gy2 + label_offset) * sin45deg));
int ly = (int)(((pos + refwidth_div_2) * sin45deg) + ((gy2 + label_offset) * cos45deg));
int fmwidth = fm.width(label);
paint.save();
paint.rotate(-45);
paint.drawText(lx - fmwidth, ly - fmheight_div_2, fmwidth, fmheight, Qt::AlignRight | Qt::AlignTop, label);
paint.restore();
}
QMapIterator<int, double> sit(ref.second);
paint.save();
if(drawBars() == true) {
TSetValue tval;
QMap<double, TSetValue> sort_map;
sit = ref.second;
while(sit.hasNext())
{
sit.next();
if(sit.value() != 0.0 && _setStyle[sit.key()].bar == true) {
tval.first = sit.key();
tval.second = sit.value();
sort_map[(tval.second < 0.0 ? minValue() : maxValue()) - (tval.second < 0.0 ? -tval.second : tval.second)] = tval;
}
}
QMapIterator<double, TSetValue> it(sort_map);
while(it.hasNext())
{
it.next();
tval = it.value();
if(tval.second != 0.0) {
if(tval.second < 0) {
bar_height = (int)((tval.second / minValue()) * (gy_org - gy_min));
} else {
bar_height = (int)((tval.second / maxValue()) * (gy_org - gy_max));
}
paint.fillRect(pos + buf, gy_org - bar_height, refwidth - buf2, bar_height, getSetColor(tval.first));
}
}
}
if(drawLines() == true) {
this_map.clear();
sit = ref.second;
while(sit.hasNext())
{
sit.next();
if(_setStyle[sit.key()].line == true) {
this_map[sit.key()] = sit.value();
if(last_map.contains(sit.key())) {
paint.setPen(getSetColor(sit.key()));
double old_val = last_map[sit.key()];
double new_val = sit.value();
int ly1;
if(old_val < 0.0) ly1 = (int)((old_val / minValue()) * (gy_org - gy_min));
else ly1 = (int)((old_val / maxValue()) * (gy_org - gy_max));
ly1 = gy_org - ly1;
int lx1 = pos - refwidth_div_2;
int ly2;
if(new_val < 0.0) ly2 = (int)((new_val / minValue()) * (gy_org - gy_min));
else ly2 = (int)((new_val / maxValue()) * (gy_org - gy_max));
ly2 = gy_org - ly2;
int lx2 = pos + refwidth_div_2;
paint.drawLine(lx1, ly1, lx2, ly2);
}
}
}
last_map = this_map;
}
if(drawPoints() == true) {
sit = ref.second;
while(sit.hasNext())
{
sit.next();
if(_setStyle[sit.key()].point == true) {
paint.setBrush(getSetColor(sit.key()));
paint.setPen(QColor(0,0,0));
int ly1;
if(sit.value() < 0.0) ly1 = (int)((sit.value() / minValue()) * (gy_org - gy_min));
else ly1 = (int)((sit.value() / maxValue()) * (gy_org - gy_max));
ly1 = gy_org - ly1;
int lx1 = pos + refwidth_div_2;
paint.drawEllipse(lx1 - 2, ly1 - 2, 5, 5);
}
}
}
paint.restore();
pos += refwidth;
}
paint.restore();
}
paint.drawLine(gx1, gy_org, gx2 - 1, gy_org);
paint.drawRect(gx1, gy1, gx2 - gx1, gy2 - gy1);
// Now that we are done return the paint device back to the state
// it was when we started to mess with it
paint.restore();
}
void DrawNode::drawPoints(const Vec2 *position, unsigned int numberOfPoints, const Color4F &color)
{
drawPoints(position, numberOfPoints, 1.0, color);
}
int drawPoints(cv::Mat &image, std::vector<cv::Point2f> pointList, std::string pathImage) {
cv::Mat outImage;
return drawPoints(image, pointList, outImage, pathImage);
}
int drawPoints(cv::Mat &image, std::vector<cv::Point2f> pointList) {
cv::Mat outImage;
return drawPoints(image, pointList, outImage, std::string("EdgeImageWithColors"));
}
void ofxOpenSurf :: drawTargetPoints ( int x, int y, float scale )
{
drawPoints( x, y, scale, trgIpts );
}
void ofxOpenSurf :: drawSourcePoints ( int x, int y, float scale )
{
drawPoints( x, y, scale, srcIpts );
}
