Mercurial > hg > orthanc-stone
annotate Framework/Deprecated/Widgets/LayoutWidget.cpp @ 1376:dc5acb03ad93 broker
Better source groups for SDL samples (retry)
| author | Benjamin Golinvaux <bgo@osimis.io> |
|---|---|
| date | Wed, 22 Apr 2020 11:54:57 +0200 |
| parents | 257f2c9a02ac |
| children | 30deba7bc8e2 |
| rev | line source |
|---|---|
| 0 | 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 |
| 0 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 47 | 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. | |
| 0 | 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 | |
| 47 | 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 | |
| 0 | 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #include "LayoutWidget.h" | |
| 23 | |
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24 #include <Core/Logging.h> |
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25 #include <Core/OrthancException.h> |
| 0 | 26 |
| 27 #include <boost/math/special_functions/round.hpp> | |
| 28 | |
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29 namespace Deprecated |
| 0 | 30 { |
| 31 class LayoutWidget::LayoutMouseTracker : public IMouseTracker | |
| 32 { | |
| 33 private: | |
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34 std::unique_ptr<IMouseTracker> tracker_; |
| 0 | 35 int left_; |
| 36 int top_; | |
| 37 unsigned int width_; | |
| 38 unsigned int height_; | |
| 39 | |
| 40 public: | |
| 41 LayoutMouseTracker(IMouseTracker* tracker, | |
| 42 int left, | |
| 43 int top, | |
| 44 unsigned int width, | |
| 45 unsigned int height) : | |
| 46 tracker_(tracker), | |
| 47 left_(left), | |
| 48 top_(top), | |
| 49 width_(width), | |
| 50 height_(height) | |
| 51 { | |
| 52 if (tracker == NULL) | |
| 53 { | |
| 54 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 55 } | |
| 56 } | |
| 57 | |
| 58 virtual void Render(Orthanc::ImageAccessor& surface) | |
| 59 { | |
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60 Orthanc::ImageAccessor accessor; |
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61 surface.GetRegion(accessor, left_, top_, width_, height_); |
| 0 | 62 tracker_->Render(accessor); |
| 63 } | |
| 64 | |
| 65 virtual void MouseUp() | |
| 66 { | |
| 67 tracker_->MouseUp(); | |
| 68 } | |
| 69 | |
| 70 virtual void MouseMove(int x, | |
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71 int y, |
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72 const std::vector<Touch>& displayTouches) |
| 0 | 73 { |
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74 std::vector<Touch> relativeTouches; |
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75 for (size_t t = 0; t < displayTouches.size(); t++) |
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76 { |
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77 relativeTouches.push_back(Touch(displayTouches[t].x - left_, displayTouches[t].y - top_)); |
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78 } |
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79 |
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80 tracker_->MouseMove(x - left_, y - top_, relativeTouches); |
| 0 | 81 } |
| 82 }; | |
| 83 | |
| 84 | |
| 85 class LayoutWidget::ChildWidget : public boost::noncopyable | |
| 86 { | |
| 87 private: | |
| 1070 | 88 boost::shared_ptr<IWidget> widget_; |
| 0 | 89 int left_; |
| 90 int top_; | |
| 91 unsigned int width_; | |
| 92 unsigned int height_; | |
| 93 | |
| 94 public: | |
| 1070 | 95 ChildWidget(boost::shared_ptr<IWidget> widget) : |
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96 widget_(widget) |
| 0 | 97 { |
| 98 assert(widget != NULL); | |
| 99 SetEmpty(); | |
| 100 } | |
| 101 | |
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102 void DoAnimation() |
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103 { |
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104 if (widget_->HasAnimation()) |
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105 { |
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106 widget_->DoAnimation(); |
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107 } |
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108 } |
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109 |
| 0 | 110 IWidget& GetWidget() const |
| 111 { | |
| 112 return *widget_; | |
| 113 } | |
| 114 | |
| 115 void SetRectangle(unsigned int left, | |
| 116 unsigned int top, | |
| 117 unsigned int width, | |
| 118 unsigned int height) | |
| 119 { | |
| 120 left_ = left; | |
| 121 top_ = top; | |
| 122 width_ = width; | |
| 123 height_ = height; | |
| 124 | |
| 125 widget_->SetSize(width, height); | |
| 126 } | |
| 127 | |
| 128 void SetEmpty() | |
| 129 { | |
| 130 SetRectangle(0, 0, 0, 0); | |
| 131 } | |
| 132 | |
| 133 bool Contains(int x, | |
| 134 int y) const | |
| 135 { | |
| 136 return (x >= left_ && | |
| 137 y >= top_ && | |
| 138 x < left_ + static_cast<int>(width_) && | |
| 139 y < top_ + static_cast<int>(height_)); | |
| 140 } | |
| 141 | |
| 142 bool Render(Orthanc::ImageAccessor& target) | |
| 143 { | |
| 144 if (width_ == 0 || | |
| 145 height_ == 0) | |
| 146 { | |
| 147 return true; | |
| 148 } | |
| 149 else | |
| 150 { | |
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151 Orthanc::ImageAccessor accessor; |
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152 target.GetRegion(accessor, left_, top_, width_, height_); |
| 0 | 153 return widget_->Render(accessor); |
| 154 } | |
| 155 } | |
| 156 | |
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157 IMouseTracker* CreateMouseTracker(OrthancStone::MouseButton button, |
| 0 | 158 int x, |
| 159 int y, | |
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160 OrthancStone::KeyboardModifiers modifiers, |
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161 const std::vector<Touch>& touches) |
| 0 | 162 { |
| 163 if (Contains(x, y)) | |
| 164 { | |
| 165 IMouseTracker* tracker = widget_->CreateMouseTracker(button, | |
| 166 x - left_, | |
| 167 y - top_, | |
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168 modifiers, |
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169 touches); |
| 0 | 170 if (tracker) |
| 171 { | |
| 172 return new LayoutMouseTracker(tracker, left_, top_, width_, height_); | |
| 173 } | |
| 174 } | |
| 175 | |
| 176 return NULL; | |
| 177 } | |
| 178 | |
| 179 void RenderMouseOver(Orthanc::ImageAccessor& target, | |
| 180 int x, | |
| 181 int y) | |
| 182 { | |
| 183 if (Contains(x, y)) | |
| 184 { | |
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185 Orthanc::ImageAccessor accessor; |
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186 target.GetRegion(accessor, left_, top_, width_, height_); |
| 0 | 187 |
| 188 widget_->RenderMouseOver(accessor, x - left_, y - top_); | |
| 189 } | |
| 190 } | |
| 191 | |
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192 void MouseWheel(OrthancStone::MouseWheelDirection direction, |
| 0 | 193 int x, |
| 194 int y, | |
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195 OrthancStone::KeyboardModifiers modifiers) |
| 0 | 196 { |
| 197 if (Contains(x, y)) | |
| 198 { | |
| 199 widget_->MouseWheel(direction, x - left_, y - top_, modifiers); | |
| 200 } | |
| 201 } | |
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202 |
| 55 | 203 bool HasRenderMouseOver() |
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204 { |
| 55 | 205 return widget_->HasRenderMouseOver(); |
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206 } |
| 0 | 207 }; |
| 208 | |
| 209 | |
| 210 void LayoutWidget::ComputeChildrenExtents() | |
| 211 { | |
| 212 if (children_.size() == 0) | |
| 213 { | |
| 214 return; | |
| 215 } | |
| 216 | |
| 217 float internal = static_cast<float>(paddingInternal_); | |
| 218 | |
| 219 if (width_ <= paddingLeft_ + paddingRight_ || | |
| 220 height_ <= paddingTop_ + paddingBottom_) | |
| 221 { | |
| 222 for (size_t i = 0; i < children_.size(); i++) | |
| 223 { | |
| 224 children_[i]->SetEmpty(); | |
| 225 } | |
| 226 } | |
| 227 else if (isHorizontal_) | |
| 228 { | |
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229 unsigned int padding = paddingLeft_ + paddingRight_ + (static_cast<unsigned int>(children_.size()) - 1) * paddingInternal_; |
| 0 | 230 float childWidth = ((static_cast<float>(width_) - static_cast<float>(padding)) / |
| 231 static_cast<float>(children_.size())); | |
| 232 | |
| 233 for (size_t i = 0; i < children_.size(); i++) | |
| 234 { | |
| 235 float left = static_cast<float>(paddingLeft_) + static_cast<float>(i) * (childWidth + internal); | |
| 236 float right = left + childWidth; | |
| 237 | |
| 238 if (left >= right) | |
| 239 { | |
| 240 children_[i]->SetEmpty(); | |
| 241 } | |
| 242 else | |
| 243 { | |
| 244 children_[i]->SetRectangle(static_cast<unsigned int>(left), | |
| 245 paddingTop_, | |
| 246 boost::math::iround(right - left), | |
| 247 height_ - paddingTop_ - paddingBottom_); | |
| 248 } | |
| 249 } | |
| 250 } | |
| 251 else | |
| 252 { | |
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253 unsigned int padding = paddingTop_ + paddingBottom_ + (static_cast<unsigned int>(children_.size()) - 1) * paddingInternal_; |
| 0 | 254 float childHeight = ((static_cast<float>(height_) - static_cast<float>(padding)) / |
| 255 static_cast<float>(children_.size())); | |
| 256 | |
| 257 for (size_t i = 0; i < children_.size(); i++) | |
| 258 { | |
| 259 float top = static_cast<float>(paddingTop_) + static_cast<float>(i) * (childHeight + internal); | |
| 260 float bottom = top + childHeight; | |
| 261 | |
| 262 if (top >= bottom) | |
| 263 { | |
| 264 children_[i]->SetEmpty(); | |
| 265 } | |
| 266 else | |
| 267 { | |
| 268 children_[i]->SetRectangle(paddingTop_, | |
| 269 static_cast<unsigned int>(top), | |
| 270 width_ - paddingLeft_ - paddingRight_, | |
| 271 boost::math::iround(bottom - top)); | |
| 272 } | |
| 273 } | |
| 274 } | |
| 275 | |
| 278 | 276 NotifyContentChanged(*this); |
| 0 | 277 } |
| 278 | |
| 279 | |
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280 LayoutWidget::LayoutWidget(const std::string& name) : |
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281 WidgetBase(name), |
| 0 | 282 isHorizontal_(true), |
| 283 width_(0), | |
| 284 height_(0), | |
| 285 paddingLeft_(0), | |
| 286 paddingTop_(0), | |
| 287 paddingRight_(0), | |
| 288 paddingBottom_(0), | |
| 289 paddingInternal_(0) | |
| 290 { | |
| 291 } | |
| 292 | |
| 293 | |
| 294 LayoutWidget::~LayoutWidget() | |
| 295 { | |
| 296 for (size_t i = 0; i < children_.size(); i++) | |
| 297 { | |
| 298 delete children_[i]; | |
| 299 } | |
| 300 } | |
| 301 | |
| 302 | |
| 330 | 303 void LayoutWidget::FitContent() |
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304 { |
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305 for (size_t i = 0; i < children_.size(); i++) |
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306 { |
| 330 | 307 children_[i]->GetWidget().FitContent(); |
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308 } |
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309 } |
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310 |
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311 |
| 278 | 312 void LayoutWidget::NotifyContentChanged(const IWidget& widget) |
| 0 | 313 { |
| 314 // One of the children has changed | |
| 278 | 315 WidgetBase::NotifyContentChanged(); |
| 0 | 316 } |
| 317 | |
| 318 | |
| 319 void LayoutWidget::SetHorizontal() | |
| 320 { | |
| 321 isHorizontal_ = true; | |
| 322 ComputeChildrenExtents(); | |
| 323 } | |
| 324 | |
| 325 | |
| 326 void LayoutWidget::SetVertical() | |
| 327 { | |
| 328 isHorizontal_ = false; | |
| 329 ComputeChildrenExtents(); | |
| 330 } | |
| 331 | |
| 332 | |
| 333 void LayoutWidget::SetPadding(unsigned int left, | |
| 334 unsigned int top, | |
| 335 unsigned int right, | |
| 336 unsigned int bottom, | |
| 337 unsigned int spacing) | |
| 338 { | |
| 339 paddingLeft_ = left; | |
| 340 paddingTop_ = top; | |
| 341 paddingRight_ = right; | |
| 342 paddingBottom_ = bottom; | |
| 343 paddingInternal_ = spacing; | |
| 344 } | |
| 345 | |
| 346 | |
| 347 void LayoutWidget::SetPadding(unsigned int padding) | |
| 348 { | |
| 349 paddingLeft_ = padding; | |
| 350 paddingTop_ = padding; | |
| 351 paddingRight_ = padding; | |
| 352 paddingBottom_ = padding; | |
| 353 paddingInternal_ = padding; | |
| 354 } | |
| 355 | |
| 356 | |
| 1070 | 357 void LayoutWidget::AddWidget(boost::shared_ptr<IWidget> widget) // Takes ownership |
| 0 | 358 { |
| 359 if (widget == NULL) | |
| 360 { | |
| 361 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 362 } | |
| 363 | |
| 364 if (GetStatusBar() != NULL) | |
| 365 { | |
| 366 widget->SetStatusBar(*GetStatusBar()); | |
| 367 } | |
| 368 | |
| 369 children_.push_back(new ChildWidget(widget)); | |
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370 widget->SetParent(*this); |
| 0 | 371 |
| 372 ComputeChildrenExtents(); | |
| 373 | |
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374 if (widget->HasAnimation()) |
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375 { |
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376 hasAnimation_ = true; |
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377 } |
| 0 | 378 } |
| 379 | |
| 380 | |
| 381 void LayoutWidget::SetStatusBar(IStatusBar& statusBar) | |
| 382 { | |
| 383 WidgetBase::SetStatusBar(statusBar); | |
| 384 | |
| 385 for (size_t i = 0; i < children_.size(); i++) | |
| 386 { | |
| 387 children_[i]->GetWidget().SetStatusBar(statusBar); | |
| 388 } | |
| 389 } | |
| 390 | |
| 391 | |
| 392 void LayoutWidget::SetSize(unsigned int width, | |
| 393 unsigned int height) | |
| 394 { | |
| 395 width_ = width; | |
| 396 height_ = height; | |
| 397 ComputeChildrenExtents(); | |
| 398 } | |
| 399 | |
| 400 | |
| 401 bool LayoutWidget::Render(Orthanc::ImageAccessor& surface) | |
| 402 { | |
| 403 if (!WidgetBase::Render(surface)) | |
| 404 { | |
| 405 return false; | |
| 406 } | |
| 407 | |
| 408 for (size_t i = 0; i < children_.size(); i++) | |
| 409 { | |
| 410 if (!children_[i]->Render(surface)) | |
| 411 { | |
| 412 return false; | |
| 413 } | |
| 414 } | |
| 415 | |
| 416 return true; | |
| 417 } | |
| 418 | |
| 419 | |
|
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420 IMouseTracker* LayoutWidget::CreateMouseTracker(OrthancStone::MouseButton button, |
| 0 | 421 int x, |
| 422 int y, | |
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423 OrthancStone::KeyboardModifiers modifiers, |
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424 const std::vector<Touch>& touches) |
| 0 | 425 { |
| 426 for (size_t i = 0; i < children_.size(); i++) | |
| 427 { | |
|
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428 IMouseTracker* tracker = children_[i]->CreateMouseTracker(button, x, y, modifiers, touches); |
| 0 | 429 if (tracker != NULL) |
| 430 { | |
| 431 return tracker; | |
| 432 } | |
| 433 } | |
| 434 | |
| 435 return NULL; | |
| 436 } | |
| 437 | |
| 438 | |
| 439 void LayoutWidget::RenderMouseOver(Orthanc::ImageAccessor& target, | |
| 440 int x, | |
| 441 int y) | |
| 442 { | |
| 443 for (size_t i = 0; i < children_.size(); i++) | |
| 444 { | |
| 445 children_[i]->RenderMouseOver(target, x, y); | |
| 446 } | |
| 447 } | |
| 448 | |
| 449 | |
|
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450 void LayoutWidget::MouseWheel(OrthancStone::MouseWheelDirection direction, |
| 0 | 451 int x, |
| 452 int y, | |
|
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453 OrthancStone::KeyboardModifiers modifiers) |
| 0 | 454 { |
| 455 for (size_t i = 0; i < children_.size(); i++) | |
| 456 { | |
| 457 children_[i]->MouseWheel(direction, x, y, modifiers); | |
| 458 } | |
| 459 } | |
| 460 | |
| 461 | |
|
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462 void LayoutWidget::KeyPressed(OrthancStone::KeyboardKeys key, |
| 327 | 463 char keyChar, |
|
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464 OrthancStone::KeyboardModifiers modifiers) |
| 0 | 465 { |
| 466 for (size_t i = 0; i < children_.size(); i++) | |
| 467 { | |
| 327 | 468 children_[i]->GetWidget().KeyPressed(key, keyChar, modifiers); |
| 0 | 469 } |
| 470 } | |
|
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471 |
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472 |
|
386
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473 void LayoutWidget::DoAnimation() |
|
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474 { |
|
386
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475 if (hasAnimation_) |
|
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476 { |
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477 for (size_t i = 0; i < children_.size(); i++) |
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478 { |
|
386
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479 children_[i]->DoAnimation(); |
|
53
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480 } |
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481 } |
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482 else |
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483 { |
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484 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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485 } |
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486 } |
|
54
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IWidget::HasRenderMouseOver
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487 |
|
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IWidget::HasRenderMouseOver
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488 |
| 55 | 489 bool LayoutWidget::HasRenderMouseOver() |
|
54
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IWidget::HasRenderMouseOver
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490 { |
|
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491 for (size_t i = 0; i < children_.size(); i++) |
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492 { |
| 55 | 493 if (children_[i]->HasRenderMouseOver()) |
|
54
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494 { |
|
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495 return true; |
|
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496 } |
|
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497 } |
|
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498 |
|
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IWidget::HasRenderMouseOver
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499 return false; |
|
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500 } |
| 0 | 501 } |