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99 lines
3.1 KiB
C++
99 lines
3.1 KiB
C++
#include <CtrlLib/CtrlLib.h>
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#include <PlotCtrl/PlotCtrl.h>
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using namespace Upp;
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#define IMAGECLASS Symbol
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#define IMAGEFILE <PlotCtrlExample/symbol.iml>
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#include <Draw/iml.h>
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// If you wish, you can define virtualy anything as symbol, just use the WithPlotSymbol
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// template, which will setup almost everything for you and override the PaintOp method
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class Bug: public WithPlotSymbol<Bug>{
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public:
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virtual void PaintOp(Painter& sw)const{
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sw.Rectangle(0,0,s.cx,s.cy).Fill(Symbol::bug(),0,0,s.cx,0);
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}
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Bug(){s=Sizef(11,11);};
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};
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class PlotWindow : public TopWindow{
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public:
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typedef PlotWindow CLASSNAME;
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PlotCtrl plot;
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LegendCtrl legend;
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PlotWindow():legend(plot){
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Sizeable().Title("PlotCtrl Example").SetRect(200,200,640,480);
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plot.SetMode(PLOT_AA).SetLimits(-4,4,-4,4);
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Add(plot.HSizePos(0,0).VSizePos(0,0));
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legend.SetRect(60,10,1,1); // We adjust the size later, when we know how much space it needs
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legend.SetBackground(White());
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legend.WhenSync=THISBACK(ResizeLegend);
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Add(legend);
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// alternative styles are up to your imagination, e.g.:
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// plot.SetBackground(Color(0x444444,0)).SetFrameColor(Color(0x660000,0))
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// .SetFontColor(White()).SetAxisColor(LtGreen());
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// legend.SetFrameColor(LtGreen()).SetBackground(Color(0x666666,0));
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}
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void ResizeLegend(){
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legend.SetSize(legend.GetSizeHint());
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}
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bool Key(dword keys, int count){
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if (keys==K_CTRL_A){
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plot.ZoomAll(true);
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return true;
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}
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if (keys==K_CTRL_L){
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if(legend.IsShown()){legend.Hide();}
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else{legend.Show();}
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return true;
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}
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if (keys==K_CTRL_O){
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PlotStyleDlg(plot).Run();
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return true;
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}
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return false;
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}
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};
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GUI_APP_MAIN{
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PlotWindow p;
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// Register your PlotSymbol. This is not mandatory,
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// it only makes the symbol appear in PlotStyleDlg
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PlotSymbol::Register<Bug>("Ladybug");
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// You can create your data directly in plot ...
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p.plot.data.Add();
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p.plot.data[0].SetColor(LtRed()).SetTitle("Butterfly Curve");
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for(double t = -12*M_PI; t <= 12*M_PI; t+=0.02){
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double r=(exp(cos(t))-2*cos(4*t)+pow(sin(t/12),5));
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p.plot.data[0].AddXY(r*sin(t),r*cos(t));
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}
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// ... or take your data from elsewhere and copy them in plot. Supported types are
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// Vector<Pointf>, VectorMap, and Vector of reasonable formats (i.e. convertable
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// to double) + the same containers in Array flavor
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VectorMap<double,double> v;
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for(double x = -4; x <= 4; x+=0.05){
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v.Add(x,4*exp(-0.25*x*x)*sin(10*x));
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}
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p.plot.data.Add(v);
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p.plot.data[1].SetDash("1.5").SetTitle("4*exp(-x^2/4)*sin(10*x)").SetThickness(1.5)
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.SetSymbol("Cross",Size(9,9),Black());
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v.Clear();
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// random Ladybugs! :-)
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PlotData dataset;
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for(double x = -4; x <= 4; x+=0.5){
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dataset.AddXY(x,int(Random(7))-3);
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}
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p.plot.data.Add(dataset);
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p.plot.data[2].SetColor(Green()).SetTitle("Totally random")
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.SetThickness(2).SetSymbol("Ladybug");
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// And now, just start the gui and watch what you painted...
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p.Run();
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// If you want to take a "screenshot", nothing is easier. Just call GetImage()
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// and you'll get current view (well, last view in this example, but you get the idea ;-) )
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PNGEncoder().SaveFile(GetHomeDirFile("plot.png"), p.plot.GetImage());
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}
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