Mercurial > hg > orthanc-stone
annotate Framework/Fonts/GlyphBitmapAlphabet.cpp @ 1455:30deba7bc8e2
simplifying include_directories
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 11 Jun 2020 20:54:01 +0200 |
| parents | 8a0a62189f46 |
| children |
| rev | line source |
|---|---|
| 577 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
|
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
| 577 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU Affero General Public License | |
| 9 * as published by the Free Software Foundation, either version 3 of | |
| 10 * the License, or (at your option) any later version. | |
| 11 * | |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 * Affero General Public License for more details. | |
| 16 * | |
| 17 * You should have received a copy of the GNU Affero General Public License | |
| 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #include "GlyphBitmapAlphabet.h" | |
| 23 | |
| 24 #include "TextBoundingBox.h" | |
| 25 #include "../Toolbox/DynamicBitmap.h" | |
| 26 | |
|
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27 #include <Images/Image.h> |
|
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28 #include <Images/ImageProcessing.h> |
| 577 | 29 |
| 30 namespace OrthancStone | |
| 31 { | |
| 32 class GlyphBitmapAlphabet::RenderTextVisitor : public GlyphAlphabet::ITextVisitor | |
| 33 { | |
| 34 private: | |
| 35 Orthanc::ImageAccessor& target_; | |
| 36 const GlyphBitmapAlphabet& that_; | |
| 37 int offsetX_; | |
| 38 int offsetY_; | |
| 39 | |
| 40 public: | |
| 41 RenderTextVisitor(Orthanc::ImageAccessor& target, | |
| 42 const GlyphBitmapAlphabet& that, | |
| 43 int offsetX, | |
| 44 int offsetY) : | |
| 45 target_(target), | |
| 46 that_(that), | |
| 47 offsetX_(offsetX), | |
| 48 offsetY_(offsetY) | |
| 49 { | |
| 50 } | |
| 51 | |
| 52 virtual void Visit(uint32_t unicode, | |
| 53 int x, | |
| 54 int y, | |
| 55 unsigned int width, | |
| 56 unsigned int height, | |
| 57 const Orthanc::IDynamicObject* payload) | |
| 58 { | |
| 59 int left = x + offsetX_; | |
| 60 int top = y + offsetY_; | |
| 61 | |
| 62 assert(payload != NULL); | |
| 63 const DynamicBitmap& glyph = *dynamic_cast<const DynamicBitmap*>(payload); | |
| 64 | |
| 65 assert(left >= 0 && | |
| 66 top >= 0 && | |
| 67 static_cast<unsigned int>(left) + width <= target_.GetWidth() && | |
| 68 static_cast<unsigned int>(top) + height <= target_.GetHeight() && | |
| 69 width == glyph.GetBitmap().GetWidth() && | |
| 70 height == glyph.GetBitmap().GetHeight()); | |
| 71 | |
| 72 { | |
| 73 Orthanc::ImageAccessor region; | |
| 74 target_.GetRegion(region, left, top, width, height); | |
| 75 Orthanc::ImageProcessing::Copy(region, glyph.GetBitmap()); | |
| 76 } | |
| 77 } | |
| 78 }; | |
| 79 | |
| 80 | |
| 81 #if ORTHANC_ENABLE_LOCALE == 1 | |
| 82 void GlyphBitmapAlphabet::LoadCodepage(FontRenderer& renderer, | |
| 83 Orthanc::Encoding codepage) | |
| 84 { | |
| 85 for (unsigned int i = 0; i < 256; i++) | |
| 86 { | |
| 87 uint32_t unicode; | |
| 88 if (GlyphAlphabet::GetUnicodeFromCodepage(unicode, i, codepage)) | |
| 89 { | |
| 90 AddUnicodeCharacter(renderer, unicode); | |
| 91 } | |
| 92 } | |
| 93 } | |
| 94 #endif | |
| 95 | |
| 96 | |
| 97 Orthanc::ImageAccessor* GlyphBitmapAlphabet::RenderText(const std::string& utf8) const | |
| 98 { | |
| 99 TextBoundingBox box(alphabet_, utf8); | |
| 100 | |
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101 std::unique_ptr<Orthanc::ImageAccessor> bitmap( |
| 577 | 102 new Orthanc::Image(Orthanc::PixelFormat_Grayscale8, |
| 103 box.GetWidth(), box.GetHeight(), | |
| 104 true /* force minimal pitch */)); | |
| 105 | |
| 106 Orthanc::ImageProcessing::Set(*bitmap, 0); | |
| 107 | |
| 108 RenderTextVisitor visitor(*bitmap, *this, -box.GetLeft(), -box.GetTop()); | |
| 109 alphabet_.Apply(visitor, utf8); | |
| 110 | |
| 111 return bitmap.release(); | |
| 112 } | |
| 113 } |