Visual Servoing Platform version 3.5.0
vpPlotCurve.cpp
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30 *
31 * Description:
32 * Define a curve for the vpPlot class.
33 *
34 * Authors:
35 * Nicolas Melchior
36 *
37 *****************************************************************************/
38#include <visp3/core/vpConfig.h>
39
40#ifndef DOXYGEN_SHOULD_SKIP_THIS
41
42#include <visp3/gui/vpDisplayD3D.h>
43#include <visp3/gui/vpDisplayGDI.h>
44#include <visp3/gui/vpDisplayGTK.h>
45#include <visp3/gui/vpDisplayOpenCV.h>
46#include <visp3/gui/vpDisplayX.h>
47#include <visp3/gui/vpPlotCurve.h>
48
49#if defined(VISP_HAVE_DISPLAY)
50vpPlotCurve::vpPlotCurve()
51 : color(vpColor::red), curveStyle(point), thickness(1), nbPoint(0), lastPoint(), pointListx(), pointListy(),
52 pointListz(), legend(), xmin(0), xmax(0), ymin(0), ymax(0)
53{
54}
55
56vpPlotCurve::~vpPlotCurve()
57{
58 pointListx.clear();
59 pointListy.clear();
60 pointListz.clear();
61}
62
63void vpPlotCurve::plotPoint(const vpImage<unsigned char> &I, const vpImagePoint &iP, double x, double y)
64{
65 nbPoint++;
66
67 if (nbPoint > 1) {
68 vpDisplay::displayLine(I, lastPoint, iP, color, thickness);
69 }
70#if defined(VISP_HAVE_DISPLAY)
71 double top;
72 double left;
73 double width;
74 double height;
75
76 if (iP.get_i() <= lastPoint.get_i()) {
77 top = iP.get_i() - 5;
78 height = lastPoint.get_i() - top + 10;
79 } else {
80 top = lastPoint.get_i() - 5;
81 height = iP.get_i() - top + 10;
82 }
83 if (iP.get_j() <= lastPoint.get_j()) {
84 left = iP.get_j() - 5;
85 width = lastPoint.get_j() - left + 10;
86 } else {
87 left = lastPoint.get_j() - 5;
88 width = iP.get_j() - left + 10;
89 }
90 vpDisplay::flushROI(I, vpRect(left, top, width, height));
91#endif
92 lastPoint = iP;
93 pointListx.push_back(x);
94 pointListy.push_back(y);
95 pointListz.push_back(0.0);
96}
97
98void vpPlotCurve::plotList(const vpImage<unsigned char> &I, double xorg, double yorg, double zoomx, double zoomy)
99{
100 std::list<double>::const_iterator it_ptListx = pointListx.begin();
101 std::list<double>::const_iterator it_ptListy = pointListy.begin();
102
103 unsigned int k = 0;
104 vpImagePoint iP;
105 while (k < nbPoint) {
106 iP.set_ij(yorg - (zoomy * (*it_ptListy)), xorg + (zoomx * (*it_ptListx)));
107
108 if (k > 0)
109 vpDisplay::displayLine(I, lastPoint, iP, color, thickness);
110
111 lastPoint = iP;
112
113 ++it_ptListx;
114 ++it_ptListy;
115 k++;
116 }
117}
118
119#elif !defined(VISP_BUILD_SHARED_LIBS)
120// Work arround to avoid warning: libvisp_core.a(vpPlotCurve.cpp.o) has no
121// symbols
122void dummy_vpPlotCurve(){};
123#endif
124#endif
Class to define RGB colors available for display functionnalities.
Definition: vpColor.h:158
static void displayLine(const vpImage< unsigned char > &I, const vpImagePoint &ip1, const vpImagePoint &ip2, const vpColor &color, unsigned int thickness=1, bool segment=true)
static void flushROI(const vpImage< unsigned char > &I, const vpRect &roi)
Class that defines a 2D point in an image. This class is useful for image processing and stores only ...
Definition: vpImagePoint.h:88
double get_j() const
Definition: vpImagePoint.h:214
void set_ij(double ii, double jj)
Definition: vpImagePoint.h:188
double get_i() const
Definition: vpImagePoint.h:203
Defines a rectangle in the plane.
Definition: vpRect.h:80