mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-08 21:33:55 +00:00
119 lines
2.6 KiB
C++
119 lines
2.6 KiB
C++
//============================================================================
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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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#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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{
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namespace rendering
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{
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class VTKM_RENDERING_EXPORT 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() { ResetKerning(); }
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Character(const std::string& id_,
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char c_,
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int offx_,
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int offy_,
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int x_,
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int y_,
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int w_,
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int h_,
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int adv_)
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: id(id_)
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, c(c_)
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, offx(offx_)
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, offy(offy_)
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, x(x_)
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, y(y_)
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, w(w_)
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, h(h_)
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, 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_)
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, c((char)metrics[0])
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, offx(metrics[1])
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, offy(metrics[2])
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, x(metrics[3])
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, y(metrics[4])
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, w(metrics[5])
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, 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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BitmapFont();
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const Character& GetChar(char c) const;
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VTKM_CONT
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const std::vector<unsigned char>& GetRawImageData() const { return this->RawImageFileData; }
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vtkm::Float32 GetTextWidth(const std::string& text) const;
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void GetCharPolygon(char character,
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vtkm::Float32& x,
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vtkm::Float32& y,
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vtkm::Float32& vl,
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vtkm::Float32& vr,
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vtkm::Float32& vt,
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vtkm::Float32& vb,
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vtkm::Float32& tl,
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vtkm::Float32& tr,
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vtkm::Float32& tt,
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vtkm::Float32& tb,
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char nextchar = 0) const;
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};
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}
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} //namespace vtkm::rendering
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#endif
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