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/*=========================================================================
Program: Visualization Toolkit
Module: vtkVectorText.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 "vtkVectorText.h"
#include "vtkCellArray.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkObjectFactory.h"
#include "vtkPoints.h"
#include "vtkPolyData.h"
#include "vtkTransformPolyDataFilter.h"
#include <clocale>
VTK_ABI_NAMESPACE_BEGIN
vtkStandardNewMacro(vtkVectorText);
VTK_ABI_NAMESPACE_END
// NOLINTNEXTLINE(bugprone-suspicious-include)
#include "vtkVectorTextData.cxx"
// Construct object with no string set and backing enabled.
VTK_ABI_NAMESPACE_BEGIN
vtkVectorText::vtkVectorText()
{
this->Text = nullptr;
this->SetNumberOfInputPorts(0);
}
int vtkVectorText::RequestData(vtkInformation* vtkNotUsed(request),
vtkInformationVector** vtkNotUsed(inputVector), vtkInformationVector* outputVector)
{
// get the info object
vtkInformation* outInfo = outputVector->GetInformationObject(0);
// get the output
vtkPolyData* output = vtkPolyData::SafeDownCast(outInfo->Get(vtkDataObject::DATA_OBJECT()));
vtkPoints* newPoints;
vtkCellArray* newPolys;
int ptOffset = 0;
int aPoint, i;
int pos = 0;
float xpos = 0;
float ypos = 0;
int ptCount, triCount;
VTK_VECTOR_TEXT_GLYPH aLetter;
float width;
float ftmp[3];
if (this->Text == nullptr)
{
vtkErrorMacro(<< "Text is not set!");
return 0;
}
// Set things up; allocate memory
newPoints = vtkPoints::New();
newPolys = vtkCellArray::New();
ftmp[2] = 0.0;
// Create Text
while (this->Text[pos])
{
switch (this->Text[pos])
{
case 32:
xpos += 0.4;
break;
case 10:
ypos -= 1.4;
xpos = 0;
break;
default:
// if we have a valid character
if ((this->Text[pos] > 32) && (this->Text[pos] < 127))
{
// add the result to our output
aLetter = Letters[static_cast<int>(this->Text[pos]) - 33];
ptCount = aLetter.ptCount;
width = aLetter.width;
for (i = 0; i < ptCount; i++)
{
ftmp[0] = aLetter.points[i].x;
ftmp[1] = aLetter.points[i].y;
ftmp[0] += xpos;
ftmp[1] += ypos;
newPoints->InsertNextPoint(ftmp);
}
triCount = aLetter.triCount;
for (i = 0; i < triCount; i++)
{
newPolys->InsertNextCell(3);
aPoint = aLetter.triangles[i].p1;
newPolys->InsertCellPoint(aPoint + ptOffset);
aPoint = aLetter.triangles[i].p2;
newPolys->InsertCellPoint(aPoint + ptOffset);
aPoint = aLetter.triangles[i].p3;
newPolys->InsertCellPoint(aPoint + ptOffset);
}
ptOffset += ptCount;
xpos += width;
}
break;
}
pos++;
}
//
// Update ourselves and release memory
//
output->SetPoints(newPoints);
newPoints->Delete();
output->SetPolys(newPolys);
newPolys->Delete();
return 1;
}
void vtkVectorText::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
os << indent << "Text: " << (this->Text ? this->Text : "(none)") << "\n";
}
vtkVectorText::~vtkVectorText()
{
delete[] this->Text;
}
VTK_ABI_NAMESPACE_END
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