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577
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2019 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #pragma once
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23
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24 #include "GlyphTextureAlphabet.h"
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25 #include "TextBoundingBox.h"
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26
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27 namespace OrthancStone
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28 {
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29 namespace OpenGL
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30 {
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31 class OpenGLTextCoordinates : protected GlyphAlphabet::ITextVisitor
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32 {
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33 private:
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34 TextBoundingBox box_;
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35 float width_;
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36 float height_;
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37 std::vector<float> renderingCoords_;
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38 std::vector<float> textureCoords_;
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39 float textureWidth_;
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40 float textureHeight_;
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41
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42 protected:
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43 virtual void Visit(uint32_t unicode,
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44 int x,
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45 int y,
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46 unsigned int width,
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47 unsigned int height,
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48 const Orthanc::IDynamicObject* payload);
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49
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50 public:
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51 OpenGLTextCoordinates(const GlyphTextureAlphabet& alphabet,
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52 const std::string& utf8);
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53
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54 unsigned int GetTextWidth() const
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55 {
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56 return box_.GetWidth();
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57 }
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58
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59 unsigned int GetTextHeight() const
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60 {
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61 return box_.GetHeight();
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62 }
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63
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64 bool IsEmpty() const
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65 {
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66 return renderingCoords_.empty();
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67 }
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68
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69 const std::vector<float>& GetRenderingCoords() const;
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70
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71 const std::vector<float>& GetTextureCoords() const;
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72 };
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73 }
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74 }
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