Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Fonts/GlyphTextureAlphabet.cpp @ 1808:797633f48a9c
display series description if hovering pdf or video
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 20 May 2021 17:28:16 +0200 |
| parents | 9ac2a65d4172 |
| children | 3889ae96d2e9 |
| 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 | |
|
1739
9ac2a65d4172
upgrade to year 2021
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1624
diff
changeset
|
5 * Copyright (C) 2017-2021 Osimis S.A., Belgium |
| 577 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
|
1598
8563ea5d8ae4
relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1596
diff
changeset
|
8 * modify it under the terms of the GNU Lesser General Public License |
| 577 | 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 | |
|
1598
8563ea5d8ae4
relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1596
diff
changeset
|
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
8563ea5d8ae4
relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1596
diff
changeset
|
15 * Lesser General Public License for more details. |
|
1596
4fb8fdf03314
removed annoying whitespace
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1571
diff
changeset
|
16 * |
|
1598
8563ea5d8ae4
relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1596
diff
changeset
|
17 * You should have received a copy of the GNU Lesser General Public |
|
8563ea5d8ae4
relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1596
diff
changeset
|
18 * License along with this program. If not, see |
|
8563ea5d8ae4
relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1596
diff
changeset
|
19 * <http://www.gnu.org/licenses/>. |
| 577 | 20 **/ |
| 21 | |
| 22 | |
| 23 #include "GlyphTextureAlphabet.h" | |
| 24 | |
| 25 #include "TextBoundingBox.h" | |
| 26 #include "../Toolbox/DynamicBitmap.h" | |
| 27 | |
|
1455
30deba7bc8e2
simplifying include_directories
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1300
diff
changeset
|
28 #include <Images/Image.h> |
|
30deba7bc8e2
simplifying include_directories
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1300
diff
changeset
|
29 #include <Images/ImageProcessing.h> |
|
30deba7bc8e2
simplifying include_directories
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1300
diff
changeset
|
30 #include <OrthancException.h> |
| 577 | 31 |
|
1242
b9b5d4378874
working of WebAssemblyOracle
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
958
diff
changeset
|
32 #if defined(__EMSCRIPTEN__) |
|
958
769249e1f3b4
added guards to prevent calling methods on a dead controller (see comment in diff for expl.) + build fix
Benjamin Golinvaux <bgo@osimis.io>
parents:
693
diff
changeset
|
33 /* |
|
769249e1f3b4
added guards to prevent calling methods on a dead controller (see comment in diff for expl.) + build fix
Benjamin Golinvaux <bgo@osimis.io>
parents:
693
diff
changeset
|
34 Avoid this error: |
|
769249e1f3b4
added guards to prevent calling methods on a dead controller (see comment in diff for expl.) + build fix
Benjamin Golinvaux <bgo@osimis.io>
parents:
693
diff
changeset
|
35 .../boost/math/special_functions/round.hpp:86:12: warning: implicit conversion from 'std::__2::numeric_limits<int>::type' (aka 'int') to 'float' changes value from 2147483647 to 2147483648 [-Wimplicit-int-float-conversion] |
|
769249e1f3b4
added guards to prevent calling methods on a dead controller (see comment in diff for expl.) + build fix
Benjamin Golinvaux <bgo@osimis.io>
parents:
693
diff
changeset
|
36 .../boost/math/special_functions/round.hpp:93:11: note: in instantiation of function template specialization 'boost::math::iround<float, boost::math::policies::policy<boost::math::policies::default_policy, boost::math::policies::default_policy, boost::math::policies::default_policy, boost::math::policies::default_policy, boost::math::policies::default_policy, boost::math::policies::default_policy, boost::math::policies::default_policy, boost::math::policies::default_policy, boost::math::policies::default_policy, boost::math::policies::default_policy, boost::math::policies::default_policy> >' requested here |
|
769249e1f3b4
added guards to prevent calling methods on a dead controller (see comment in diff for expl.) + build fix
Benjamin Golinvaux <bgo@osimis.io>
parents:
693
diff
changeset
|
37 .../orthanc-stone/Framework/Fonts/GlyphTextureAlphabet.cpp:92:28: note: in instantiation of function template specialization 'boost::math::iround<float>' requested here |
|
769249e1f3b4
added guards to prevent calling methods on a dead controller (see comment in diff for expl.) + build fix
Benjamin Golinvaux <bgo@osimis.io>
parents:
693
diff
changeset
|
38 */ |
|
769249e1f3b4
added guards to prevent calling methods on a dead controller (see comment in diff for expl.) + build fix
Benjamin Golinvaux <bgo@osimis.io>
parents:
693
diff
changeset
|
39 #pragma GCC diagnostic ignored "-Wimplicit-int-float-conversion" |
|
769249e1f3b4
added guards to prevent calling methods on a dead controller (see comment in diff for expl.) + build fix
Benjamin Golinvaux <bgo@osimis.io>
parents:
693
diff
changeset
|
40 #endif |
|
769249e1f3b4
added guards to prevent calling methods on a dead controller (see comment in diff for expl.) + build fix
Benjamin Golinvaux <bgo@osimis.io>
parents:
693
diff
changeset
|
41 |
| 577 | 42 #include <boost/math/special_functions/round.hpp> |
| 43 | |
| 44 namespace OrthancStone | |
| 45 { | |
| 46 class GlyphTextureAlphabet::GlyphSizeVisitor : public GlyphAlphabet::IGlyphVisitor | |
| 47 { | |
| 48 private: | |
| 49 unsigned int maxWidth_; | |
| 50 unsigned int maxHeight_; | |
| 51 | |
| 52 public: | |
| 53 GlyphSizeVisitor() : | |
| 54 maxWidth_(0), | |
| 55 maxHeight_(0) | |
| 56 { | |
| 57 } | |
| 58 | |
| 59 virtual void Visit(uint32_t unicode, | |
| 1571 | 60 const Glyph& glyph) ORTHANC_OVERRIDE |
| 577 | 61 { |
| 62 maxWidth_ = std::max(maxWidth_, glyph.GetWidth()); | |
| 63 maxHeight_ = std::max(maxHeight_, glyph.GetHeight()); | |
| 64 } | |
| 65 | |
| 66 unsigned int GetMaxWidth() const | |
| 67 { | |
| 68 return maxWidth_; | |
| 69 } | |
| 70 | |
| 71 unsigned int GetMaxHeight() const | |
| 72 { | |
| 73 return maxHeight_; | |
| 74 } | |
| 75 }; | |
| 76 | |
| 77 | |
| 78 class GlyphTextureAlphabet::TextureGenerator : public GlyphAlphabet::IGlyphVisitor | |
| 79 { | |
| 80 private: | |
|
1298
8a0a62189f46
replacing std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1270
diff
changeset
|
81 std::unique_ptr<Orthanc::ImageAccessor> texture_; |
| 577 | 82 |
| 83 unsigned int countColumns_; | |
| 84 unsigned int countRows_; | |
| 85 GlyphAlphabet& targetAlphabet_; | |
| 86 unsigned int glyphMaxWidth_; | |
| 87 unsigned int glyphMaxHeight_; | |
| 88 unsigned int column_; | |
| 89 unsigned int row_; | |
| 90 | |
| 91 public: | |
| 92 TextureGenerator(GlyphAlphabet& targetAlphabet, | |
| 93 unsigned int countGlyphs, | |
| 94 unsigned int glyphMaxWidth, | |
| 95 unsigned int glyphMaxHeight) : | |
| 96 targetAlphabet_(targetAlphabet), | |
| 97 glyphMaxWidth_(glyphMaxWidth), | |
| 98 glyphMaxHeight_(glyphMaxHeight), | |
| 99 column_(0), | |
| 100 row_(0) | |
| 101 { | |
|
693
9a474e90e832
Fixed a bunch of truncation warnings in various parts of the library
Benjamin Golinvaux <bgo@osimis.io>
parents:
577
diff
changeset
|
102 int c = boost::math::iround<float>(sqrt(static_cast<float>(countGlyphs))); |
| 577 | 103 |
| 104 if (c <= 0) | |
| 105 { | |
| 106 countColumns_ = 1; | |
| 107 } | |
| 108 else | |
| 109 { | |
| 110 countColumns_ = static_cast<unsigned int>(c); | |
| 111 } | |
| 112 | |
| 113 countRows_ = countGlyphs / countColumns_; | |
| 114 if (countGlyphs % countColumns_ != 0) | |
| 115 { | |
| 116 countRows_++; | |
| 117 } | |
| 118 | |
| 119 texture_.reset(new Orthanc::Image(Orthanc::PixelFormat_RGBA32, | |
| 120 countColumns_ * glyphMaxWidth_, | |
| 121 countRows_ * glyphMaxHeight_, | |
| 122 true /* force minimal pitch */)); | |
| 123 | |
| 124 Orthanc::ImageProcessing::Set(*texture_, 0, 0, 0, 0); | |
| 125 } | |
| 126 | |
| 127 | |
| 128 virtual void Visit(uint32_t unicode, | |
| 1571 | 129 const Glyph& glyph) ORTHANC_OVERRIDE |
| 577 | 130 { |
| 131 if (!glyph.HasPayload()) | |
| 132 { | |
| 133 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 134 } | |
| 135 | |
| 136 if (column_ >= countColumns_ || | |
| 137 row_ >= countRows_) | |
| 138 { | |
| 139 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 140 } | |
| 141 | |
| 142 const Orthanc::ImageAccessor& source = dynamic_cast<const DynamicBitmap&>(glyph.GetPayload()).GetBitmap(); | |
| 143 | |
| 144 if (source.GetFormat() != Orthanc::PixelFormat_Grayscale8) | |
| 145 { | |
| 146 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 147 } | |
| 148 | |
| 1571 | 149 Orthanc::ImageAccessor target; |
| 577 | 150 |
| 1571 | 151 { |
| 152 unsigned int x = column_ * glyphMaxWidth_; | |
| 153 unsigned int y = row_ * glyphMaxHeight_; | |
| 154 targetAlphabet_.Register(unicode, glyph, new TextureLocation(x, y)); | |
| 155 texture_->GetRegion(target, x, y, source.GetWidth(), source.GetHeight()); | |
| 156 } | |
| 577 | 157 |
| 158 //Orthanc::ImageProcessing::Copy(target, bitmap->GetBitmap()); | |
| 159 | |
| 1624 | 160 const unsigned int width = source.GetWidth(); |
| 161 const unsigned int height = source.GetHeight(); | |
| 162 | |
| 163 for (unsigned int y = 0; y < height; y++) | |
| 577 | 164 { |
| 165 const uint8_t* p = reinterpret_cast<const uint8_t*>(source.GetConstRow(y)); | |
| 166 uint8_t* q = reinterpret_cast<uint8_t*>(target.GetRow(y)); | |
| 167 | |
| 1624 | 168 for (unsigned int x = 0; x < width; x++) |
| 577 | 169 { |
| 170 // Premultiplied alpha | |
| 171 q[0] = 0; | |
| 172 q[1] = 0; | |
| 173 q[2] = 0; | |
| 174 q[3] = *p; | |
| 175 | |
| 176 p++; | |
| 177 q += 4; | |
| 178 } | |
| 179 } | |
| 180 | |
| 181 column_++; | |
| 182 if (column_ == countColumns_) | |
| 183 { | |
| 184 column_ = 0; | |
| 185 row_++; | |
| 186 } | |
| 187 } | |
| 188 | |
| 189 | |
| 190 Orthanc::ImageAccessor* ReleaseTexture() | |
| 191 { | |
| 192 return texture_.release(); | |
| 193 } | |
| 194 }; | |
| 195 | |
| 196 | |
| 197 class GlyphTextureAlphabet::RenderTextVisitor : public GlyphAlphabet::ITextVisitor | |
| 198 { | |
| 199 private: | |
| 200 Orthanc::ImageAccessor& target_; | |
| 201 const Orthanc::ImageAccessor& texture_; | |
| 202 int offsetX_; | |
| 203 int offsetY_; | |
| 204 | |
| 205 public: | |
| 206 RenderTextVisitor(Orthanc::ImageAccessor& target, | |
| 207 const GlyphTextureAlphabet& that, | |
| 208 int offsetX, | |
| 209 int offsetY) : | |
| 210 target_(target), | |
| 211 texture_(that.GetTexture()), | |
| 212 offsetX_(offsetX), | |
| 213 offsetY_(offsetY) | |
| 214 { | |
| 215 } | |
| 216 | |
| 217 virtual void Visit(uint32_t unicode, | |
| 218 int x, | |
| 219 int y, | |
| 220 unsigned int width, | |
| 221 unsigned int height, | |
| 1571 | 222 const Orthanc::IDynamicObject* payload) ORTHANC_OVERRIDE |
| 577 | 223 { |
| 224 int left = x + offsetX_; | |
| 225 int top = y + offsetY_; | |
| 226 | |
| 227 assert(payload != NULL); | |
| 228 const TextureLocation& location = *dynamic_cast<const TextureLocation*>(payload); | |
| 229 | |
| 230 assert(left >= 0 && | |
| 231 top >= 0 && | |
| 232 static_cast<unsigned int>(left) + width <= target_.GetWidth() && | |
| 233 static_cast<unsigned int>(top) + height <= target_.GetHeight()); | |
| 234 | |
| 235 { | |
| 236 Orthanc::ImageAccessor to; | |
| 237 target_.GetRegion(to, left, top, width, height); | |
| 238 | |
| 239 Orthanc::ImageAccessor from; | |
| 240 texture_.GetRegion(from, location.GetX(), location.GetY(), width, height); | |
| 241 | |
| 242 Orthanc::ImageProcessing::Copy(to, from); | |
| 243 } | |
| 244 } | |
| 245 }; | |
| 246 | |
| 247 | |
| 248 GlyphTextureAlphabet::GlyphTextureAlphabet(const GlyphBitmapAlphabet& sourceAlphabet) : | |
| 249 textureWidth_(0), | |
| 250 textureHeight_(0) | |
| 251 { | |
| 252 GlyphSizeVisitor size; | |
| 253 sourceAlphabet.GetAlphabet().Apply(size); | |
| 254 | |
| 255 TextureGenerator generator(alphabet_, | |
|
693
9a474e90e832
Fixed a bunch of truncation warnings in various parts of the library
Benjamin Golinvaux <bgo@osimis.io>
parents:
577
diff
changeset
|
256 static_cast<unsigned int>(sourceAlphabet.GetAlphabet().GetSize()), |
|
9a474e90e832
Fixed a bunch of truncation warnings in various parts of the library
Benjamin Golinvaux <bgo@osimis.io>
parents:
577
diff
changeset
|
257 size.GetMaxWidth(), |
|
9a474e90e832
Fixed a bunch of truncation warnings in various parts of the library
Benjamin Golinvaux <bgo@osimis.io>
parents:
577
diff
changeset
|
258 size.GetMaxHeight()); |
| 577 | 259 sourceAlphabet.GetAlphabet().Apply(generator); |
| 260 | |
| 261 texture_.reset(generator.ReleaseTexture()); | |
| 262 textureWidth_ = texture_->GetWidth(); | |
| 263 textureHeight_ = texture_->GetHeight(); | |
| 264 } | |
| 265 | |
| 266 | |
| 267 const Orthanc::ImageAccessor& GlyphTextureAlphabet::GetTexture() const | |
| 268 { | |
| 269 if (texture_.get() == NULL) | |
| 270 { | |
| 271 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 272 } | |
| 273 else | |
| 274 { | |
| 275 return *texture_; | |
| 276 } | |
| 277 } | |
| 278 | |
| 279 | |
| 280 Orthanc::ImageAccessor* GlyphTextureAlphabet::ReleaseTexture() | |
| 281 { | |
| 282 if (texture_.get() == NULL) | |
| 283 { | |
| 284 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 285 } | |
| 286 else | |
| 287 { | |
| 288 return texture_.release(); | |
| 289 } | |
| 290 } | |
| 291 | |
| 292 | |
| 293 Orthanc::ImageAccessor* GlyphTextureAlphabet::RenderText(const std::string& utf8) | |
| 294 { | |
| 295 TextBoundingBox box(alphabet_, utf8); | |
| 296 | |
|
1298
8a0a62189f46
replacing std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1270
diff
changeset
|
297 std::unique_ptr<Orthanc::ImageAccessor> bitmap( |
| 577 | 298 new Orthanc::Image(Orthanc::PixelFormat_RGBA32, |
| 299 box.GetWidth(), box.GetHeight(), | |
| 300 true /* force minimal pitch */)); | |
| 301 | |
| 302 Orthanc::ImageProcessing::Set(*bitmap, 0, 0, 0, 0); | |
| 303 | |
| 304 RenderTextVisitor visitor(*bitmap, *this, -box.GetLeft(), -box.GetTop()); | |
| 305 alphabet_.Apply(visitor, utf8); | |
| 306 | |
| 307 return bitmap.release(); | |
| 308 } | |
| 309 } |