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/*=========================================================================
Program: Visualization Toolkit
Module: TestLinePlotGL2PS.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkChartXY.h"
#include "vtkContextScene.h"
#include "vtkContextView.h"
#include "vtkFloatArray.h"
#include "vtkGL2PSExporter.h"
#include "vtkNew.h"
#include "vtkPlot.h"
#include "vtkPlotLine.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkSmartPointer.h"
#include "vtkTable.h"
#include "vtkTestingInteractor.h"
//----------------------------------------------------------------------------
int TestLinePlotGL2PS(int , char * [])
{
// Set up a 2D scene, add an XY chart to it
vtkNew<vtkContextView> view;
view->GetRenderWindow()->SetSize(400, 300);
vtkNew<vtkChartXY> chart;
view->GetScene()->AddItem(chart.GetPointer());
chart->SetShowLegend(true);
// Create a table with some points in it...
vtkNew<vtkTable> table;
vtkNew<vtkFloatArray> arrX;
arrX->SetName("X Axis");
table->AddColumn(arrX.GetPointer());
vtkNew<vtkFloatArray> arrC;
arrC->SetName("Cosine");
table->AddColumn(arrC.GetPointer());
vtkNew<vtkFloatArray> arrS;
arrS->SetName("Sine");
table->AddColumn(arrS.GetPointer());
vtkNew<vtkFloatArray> arrS2;
arrS2->SetName("Sine2");
table->AddColumn(arrS2.GetPointer());
vtkNew<vtkFloatArray> arr1;
arr1->SetName("One");
table->AddColumn(arr1.GetPointer());
vtkNew<vtkFloatArray> arr0;
arr0->SetName("Zero");
table->AddColumn(arr0.GetPointer());
// Test charting with a few more points...
int numPoints = 69;
float inc = 7.5 / (numPoints-1);
table->SetNumberOfRows(numPoints);
for (int i = 0; i < numPoints; ++i)
{
table->SetValue(i, 0, i * inc);
table->SetValue(i, 1, cos(i * inc) + 0.0);
table->SetValue(i, 2, sin(i * inc) + 0.0);
table->SetValue(i, 3, sin(i * inc) + 0.5);
table->SetValue(i, 4, 1.0);
table->SetValue(i, 5, 0.0);
}
// Add multiple line plots, setting the colors etc
vtkPlotLine *line = vtkPlotLine::SafeDownCast(chart->AddPlot(vtkChart::LINE));
line->SetInputData(table.GetPointer(), 0, 1);
line->SetColor(0, 255, 0, 255);
line->SetWidth(1.0);
line->SetMarkerStyle(vtkPlotLine::CIRCLE);
line = vtkPlotLine::SafeDownCast(chart->AddPlot(vtkChart::LINE));
line->SetInputData(table.GetPointer(), 0, 2);
line->SetColor(255, 0, 0, 255);
line->SetWidth(5.0);
line->SetMarkerStyle(vtkPlotLine::SQUARE);
line = vtkPlotLine::SafeDownCast(chart->AddPlot(vtkChart::LINE));
line->SetInputData(table.GetPointer(), 0, 3);
line->SetColor(0, 0, 255, 255);
line->SetWidth(4.0);
line->SetMarkerStyle(vtkPlotLine::DIAMOND);
line = vtkPlotLine::SafeDownCast(chart->AddPlot(vtkChart::LINE));
line->SetInputData(table.GetPointer(), 0, 4);
line->SetColor(0, 255, 255, 255);
line->SetWidth(4.0);
line->SetMarkerStyle(vtkPlotLine::CROSS);
line = vtkPlotLine::SafeDownCast(chart->AddPlot(vtkChart::LINE));
line->SetInputData(table.GetPointer(), 0, 5);
line->SetColor(255, 255, 0, 255);
line->SetWidth(4.0);
line->SetMarkerStyle(vtkPlotLine::PLUS);
// Render the scene and compare the image to a reference image
view->GetRenderWindow()->SetMultiSamples(0);
view->GetRenderWindow()->Render();
vtkNew<vtkGL2PSExporter> exp;
exp->SetRenderWindow(view->GetRenderWindow());
exp->SetFileFormatToPS();
exp->UsePainterSettings();
exp->CompressOff();
exp->DrawBackgroundOn();
std::string fileprefix = vtkTestingInteractor::TempDirectory +
std::string("/TestLinePlotGL2PS");
exp->SetFilePrefix(fileprefix.c_str());
exp->Write();
//Finally render the scene and compare the image to a reference image
view->GetInteractor()->Initialize();
view->GetInteractor()->Start();
return EXIT_SUCCESS;
}
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