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bazaar: PlotLib,PlotCtrl

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git-svn-id: svn://ultimatepp.org/upp/trunk@2877 f0d560ea-af0d-0410-9eb7-867de7ffcac7
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dolik 2010-12-01 12:28:49 +00:00
parent 2f58051acd
commit 197765d1a4
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bazaar/PlotLibExample/main.cpp Executable file
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#include <PlotLib/PlotLib.h>
#include <plugin/png/png.h>
using namespace Upp;
#define IMAGECLASS Symbol
#define IMAGEFILE <PlotLibExample/symbol.iml>
#include <Draw/iml.h>
// If you wish, you can define virtualy anything as symbol, just use the WithPlotSymbol
// template, which will setup almost everything for you and override the PaintOp method
class Bug: public WithPlotSymbol<Bug>{
public:
virtual void PaintOp(Painter& sw)const{
sw.Rectangle(0,0,s.cx,s.cy).Fill(Symbol::bug(),0,0,s.cx,0);
}
Bug(){s=Sizef(11,11);};
};
CONSOLE_APP_MAIN {
Plot plot;
// Register your PlotSymbol. This is not mandatory,
// it only makes the symbol appear in PlotStyleDlg
PlotSymbol::Register<Bug>("Ladybug");
// You can create your data directly in plot ...
plot.data.Add();
plot.data[0].SetColor(LtRed()).SetTitle("Butterfly Curve");
for(double t = -12*M_PI; t <= 12*M_PI; t+=0.02){
double r=(exp(cos(t))-2*cos(4*t)+pow(sin(t/12),5));
plot.data[0].AddXY(r*sin(t),r*cos(t));
}
// ... or take your data from elsewhere and copy them in plot. Supported types are
// Vector<Pointf>, VectorMap, and Vector of reasonable formats (i.e. convertable
// to double) + the same containers in Array flavor
VectorMap<double,double> v;
for(double x = -4; x <= 4; x+=0.05){
v.Add(x,4*exp(-0.25*x*x)*sin(10*x));
}
plot.data.Add(v);
plot.data[1].SetDash("1.5").SetTitle("4*exp(-x^2/4)*sin(10*x)").SetThickness(1.5)
.SetSymbol("Cross",Size(9,9),Black());
v.Clear();
// random Ladybugs! :-)
PlotData dataset;
for(double x = -4; x <= 4; x+=0.5){
dataset.AddXY(x,int(Random(7))-3);
}
plot.data.Add(dataset);
plot.data[2].SetColor(Green()).SetTitle("Totally random")
.SetThickness(2).SetSymbol("Ladybug");
// Plot can be setup any time before painting
plot.SetMode(PLOT_AA).SetLimits(-4.0,4.0,-4.0,4.0).SetPlotSize(640,480);
// When it's all prepared, just call GetImage to get the plot and use the returned image
// in whatever way you want, e.g. save it into PNG file:
PNGEncoder().SaveFile(GetHomeDirFile("plot.png"), plot.GetImage());
// If you want a legend, just create one ;-) It is a separate picture,
// if you want it combined with the plot, it's up to you...
PNGEncoder().SaveFile(GetHomeDirFile("legend.png"),
Legend(plot).SetBackground(White()).GetLegend());
}