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bugfix in JKQTPfilledCurveYGraph and example for JKQTPfilledCurveYGraph

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jkriege2 2018-12-11 00:05:21 +01:00
parent 49bac25809
commit 5e0471d0eb
3 changed files with 5 additions and 1 deletions
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2
lib/jkqtplotter/jkqtpfilledcurveelements.cpp
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@ -340,7 +340,7 @@ void JKQTPfilledCurveYGraph::draw(JKQTPEnhancedPainter& painter) {
} else { } else {
if (xok&&yok) { if (xok&&yok) {
if (drawLine) pl.moveTo(x,y); if (drawLine) pl.moveTo(x,y);
pf.moveTo(x, y0); pf.moveTo(x0, y);
pf.lineTo(x, y); pf.lineTo(x, y);
//xold=x; //xold=x;
yold=y; yold=y;

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screenshots/jkqtplotter_simpletest_filledgraphs_yaxis.png Normal file
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4
test/simpletest_filledgraphs/README.md
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@ -74,6 +74,10 @@ The result looks like this:
![jkqtplotter_simpletest_filledgraphs](https://raw.githubusercontent.com/jkriege2/JKQtPlotter/master/screenshots/jkqtplotter_simpletest_filledgraphs.png) ![jkqtplotter_simpletest_filledgraphs](https://raw.githubusercontent.com/jkriege2/JKQtPlotter/master/screenshots/jkqtplotter_simpletest_filledgraphs.png)
If you use `JKQTPfilledCurveYGraph` instead of `JKQTPfilledCurveXGraph`, the curve will not be filled until the y=0-axis, but until the x=0-axis. Of course you will also have to swap the x- and y-data columns. The result will look like this:
![jkqtplotter_simpletest_filledgraphs_yaxis](https://raw.githubusercontent.com/jkriege2/JKQtPlotter/master/screenshots/jkqtplotter_simpletest_filledgraphs_yaxis.png)
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