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112 lines
3.1 KiB
C++
112 lines
3.1 KiB
C++
/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkPlotPoints3D.cxx
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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#include "vtkChartXYZ.h"
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#include "vtkContext2D.h"
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#include "vtkContext3D.h"
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#include "vtkObjectFactory.h"
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#include "vtkNew.h"
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#include "vtkPen.h"
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#include "vtkPlotPoints3D.h"
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#include "vtkUnsignedCharArray.h"
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#include "vtkIdTypeArray.h"
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//-----------------------------------------------------------------------------
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vtkStandardNewMacro(vtkPlotPoints3D)
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//-----------------------------------------------------------------------------
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vtkPlotPoints3D::vtkPlotPoints3D()
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{
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this->Pen->SetWidth(5);
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this->Pen->SetColor(0, 0, 0, 255);
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this->SelectionPen->SetWidth(7);
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}
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//-----------------------------------------------------------------------------
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vtkPlotPoints3D::~vtkPlotPoints3D()
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{
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}
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//-----------------------------------------------------------------------------
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void vtkPlotPoints3D::PrintSelf(ostream &os, vtkIndent indent)
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{
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this->Superclass::PrintSelf(os, indent);
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}
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//-----------------------------------------------------------------------------
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bool vtkPlotPoints3D::Paint(vtkContext2D *painter)
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{
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if (!this->Visible || this->Points.size() == 0)
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{
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return false;
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}
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// Get the 3D context.
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vtkContext3D *context = painter->GetContext3D();
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if (!context)
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{
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return false;
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}
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this->Update();
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if (this->Points.size() > 0)
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{
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// Draw the points in 3d.
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context->ApplyPen(this->Pen.GetPointer());
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if (this->NumberOfComponents == 0)
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{
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context->DrawPoints(
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this->Points[0].GetData(), static_cast<int>(this->Points.size()));
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}
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else
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{
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context->DrawPoints(
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this->Points[0].GetData(),
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static_cast<int>(this->Points.size()),
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this->Colors->GetPointer(0), this->NumberOfComponents);
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}
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}
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// Now add some decorations for our selected points...
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if (this->Selection && this->Selection->GetNumberOfTuples())
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{
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if (this->Selection->GetMTime() > this->SelectedPointsBuildTime ||
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this->GetMTime() > this->SelectedPointsBuildTime)
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{
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size_t nSelected(static_cast<size_t>(this->Selection->GetNumberOfTuples()));
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this->SelectedPoints.reserve(nSelected);
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for (size_t i = 0; i < nSelected; ++i)
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{
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this->SelectedPoints.push_back(this->Points[this->Selection->GetValue(i)]);
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}
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this->SelectedPointsBuildTime.Modified();
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}
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// Now to render the selected points.
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if (!this->SelectedPoints.empty())
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{
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context->ApplyPen(this->SelectionPen.GetPointer());
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context->DrawPoints(this->SelectedPoints[0].GetData(),
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static_cast<int>(this->SelectedPoints.size()));
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}
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}
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return true;
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}
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