QImage CurveTransform::transform() {
for(unsigned int i = 0; i < image_width; i++) {
for(unsigned int j = 0; j < image_height; j++) {
CartesianPair coords = {i, j};
drawPixels(convertToPixels(convertToCartesian(convertToPolar(coords))),coords); //Lisp, eat your heart out
}
}
return out_image;
}
void LayerDialog::update()
{
if (!multi_layer){
ApplicationWindow *app = (ApplicationWindow *)this->parent();
multi_layer = app->multilayerPlot(1, -1, app->defaultCurveStyle, MultiLayer::AlignLayers);
QList<Graph *> layersList = multi_layer->layersList();
foreach(Graph *g, layersList)
g->removeLegend();
}
int graphs = layersBox->value();
int old_graphs = multi_layer->numLayers();
int dn = multi_layer->numLayers() - graphs;
if (dn > 0 && QMessageBox::question(0, tr("QtiPlot - Delete Layers?"),
tr("You are about to delete %1 existing layers.").arg(dn)+"\n"+
tr("Are you sure you want to continue this operation?"),
tr("&Continue"), tr("&Cancel"), QString(), 0, 1 )) return;
multi_layer->setNumLayers(graphs);
if (!graphs)
return;
if (dn < 0){// Customize new layers with user default settings
ApplicationWindow *app = (ApplicationWindow *)this->parent();
for (int i = old_graphs+1; i <= graphs; i++)
app->setPreferences(multi_layer->layer(i));
}
int cols = boxX->value();
int rows = boxY->value();
if (cols>graphs && !fitBox->isChecked()){
QMessageBox::about(this, tr("QtiPlot - Columns input error"),
tr("The number of columns you've entered is greater than the number of graphs (%1)!").arg(graphs));
boxX->setFocus();
return;
}
if (rows>graphs && !fitBox->isChecked()){
QMessageBox::about(this, tr("QtiPlot - Rows input error"),
tr("The number of rows you've entered is greater than the number of graphs (%1)!").arg(graphs));
boxY->setFocus();
return;
}
if (!fitBox->isChecked()){
multi_layer->setCols(cols);
multi_layer->setRows(rows);
}
FrameWidget::Unit unit = (FrameWidget::Unit)unitBox->currentIndex();
if (GroupCanvasSize->isChecked()){
ApplicationWindow *app = multi_layer->applicationWindow();
if (app)
app->d_layer_geometry_unit = unitBox->currentIndex();
multi_layer->setLayerCanvasSize(convertToPixels(boxCanvasWidth->value(), unit, 0), convertToPixels(boxCanvasHeight->value(), unit, 1));
}
if (commonAxesBox->isVisible() && commonAxesBox->isChecked())
multi_layer->setCommonLayerAxes(boxColsGap->value() == 0, boxRowsGap->value() == 0);
multi_layer->setAlignement(alignHorBox->currentItem(), alignVertBox->currentItem());
multi_layer->setMargins(boxLeftSpace->value(), boxRightSpace->value(),
boxTopSpace->value(), boxBottomSpace->value());
multi_layer->setScaleLayersOnResize(!fixedSizeBox->isChecked());
multi_layer->linkXLayerAxes(linkXAxesBox->isChecked());
multi_layer->setAlignPolicy((MultiLayer::AlignPolicy)alignPolicyBox->currentIndex());
multi_layer->setSpacing(boxRowsGap->value(), boxColsGap->value());
multi_layer->arrangeLayers(fitBox->isChecked(), GroupCanvasSize->isChecked());
if (!buttonApply){
QList<Graph *> layersList = multi_layer->layersList();
foreach(Graph *g, layersList)
g->newLegend();
}
if (!GroupCanvasSize->isChecked()){//show new layer canvas size
boxCanvasWidth->blockSignals(true);
boxCanvasWidth->setValue(convertFromPixels(multi_layer->layerCanvasSize().width(), unit, 0));
boxCanvasWidth->blockSignals(false);
boxCanvasHeight->blockSignals(true);
boxCanvasHeight->setValue(convertFromPixels(multi_layer->layerCanvasSize().height(), unit, 1));
boxCanvasHeight->blockSignals(false);
}
if (fitBox->isChecked()){//show new grid settings
boxX->setValue(multi_layer->getCols());
boxY->setValue(multi_layer->getRows());
}
}