mirror of
https://gitlab.kitware.com/vtk/vtk-m
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110 lines
2.8 KiB
C++
110 lines
2.8 KiB
C++
//=============================================================================
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//
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// Copyright (c) Kitware, Inc.
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// All rights reserved.
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// See LICENSE.txt for details.
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//
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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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// Copyright 2015 Sandia Corporation.
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// Copyright 2015 UT-Battelle, LLC.
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// Copyright 2015 Los Alamos National Security.
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//
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// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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// the U.S. Government retains certain rights in this software.
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// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
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// Laboratory (LANL), the U.S. Government retains certain rights in
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// this software.
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//
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//=============================================================================
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#ifndef vtk_m_BitmapFont_h
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#define vtk_m_BitmapFont_h
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#include <vtkm/rendering/vtkm_rendering_export.h>
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#include <vtkm/Types.h>
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#include <string>
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#include <vector>
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namespace vtkm {
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namespace rendering {
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class BitmapFont
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{
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public:
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struct Character
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{
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std::string id;
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char c;
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int offx, offy;
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int x, y, w, h;
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int adv;
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int kern[256];
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Character()
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{
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ResetKerning();
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}
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Character(const std::string &id_, char c_, int offx_, int offy_,
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int x_, int y_, int w_, int h_, int adv_)
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: id(id_), c(c_), offx(offx_), offy(offy_),
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x(x_), y(y_), w(w_), h(h_), adv(adv_)
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{
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ResetKerning();
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}
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Character(const std::string &id_, const int metrics[])
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: id(id_), c((char)metrics[0]), offx(metrics[1]), offy(metrics[2]),
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x(metrics[3]), y(metrics[4]), w(metrics[5]), h(metrics[6]),
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adv(metrics[7])
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{
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ResetKerning();
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}
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void ResetKerning()
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{
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for (int i=0; i<256; i++)
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{
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kern[i]=0;
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}
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}
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};
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std::string Name;
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std::string ImageFile;
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int Height;
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int Ascender;
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int Descender;
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int ImgW, ImgH;
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int PadL, PadR, PadT, PadB;
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int ShortMap[256];
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std::vector<Character> Chars;
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std::vector<unsigned char> RawImageFileData;
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public:
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VTKM_RENDERING_EXPORT
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BitmapFont();
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VTKM_RENDERING_EXPORT
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const Character &GetChar(char c) const;
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VTKM_CONT_EXPORT
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const std::vector<unsigned char> &GetRawImageData() const
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{
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return this->RawImageFileData;
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}
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VTKM_RENDERING_EXPORT
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vtkm::Float32 GetTextWidth(const std::string &text) const;
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void GetCharPolygon(char character, vtkm::Float32 &x, vtkm::Float32 &y,
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vtkm::Float32 &vl, vtkm::Float32 &vr, vtkm::Float32 &vt, vtkm::Float32 &vb,
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vtkm::Float32 &tl, vtkm::Float32 &tr, vtkm::Float32 &tt, vtkm::Float32 &tb,
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char nextchar = 0) const;
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};
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}} //namespace vtkm::rendering
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#endif
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