Mercurial > hg > orthanc-stone
annotate Framework/Widgets/LayoutWidget.cpp @ 439:b70e9be013e4
preparing for 2019
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Mon, 24 Dec 2018 13:41:12 +0100 |
| parents | e33659decec5 |
| children | 3b4df9925db6 |
| 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 | |
| 439 | 5 * Copyright (C) 2017-2019 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 | |
| 29 namespace OrthancStone | |
| 30 { | |
| 31 class LayoutWidget::LayoutMouseTracker : public IMouseTracker | |
| 32 { | |
| 33 private: | |
| 34 std::auto_ptr<IMouseTracker> tracker_; | |
| 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, | |
| 71 int y) | |
| 72 { | |
| 73 tracker_->MouseMove(x - left_, y - top_); | |
| 74 } | |
| 75 }; | |
| 76 | |
| 77 | |
| 78 class LayoutWidget::ChildWidget : public boost::noncopyable | |
| 79 { | |
| 80 private: | |
| 81 std::auto_ptr<IWidget> widget_; | |
| 82 int left_; | |
| 83 int top_; | |
| 84 unsigned int width_; | |
| 85 unsigned int height_; | |
| 86 | |
| 87 public: | |
| 88 ChildWidget(IWidget* widget) : | |
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89 widget_(widget) |
| 0 | 90 { |
| 91 assert(widget != NULL); | |
| 92 SetEmpty(); | |
| 93 } | |
| 94 | |
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95 void DoAnimation() |
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96 { |
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97 if (widget_->HasAnimation()) |
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98 { |
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99 widget_->DoAnimation(); |
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100 } |
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101 } |
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102 |
| 0 | 103 IWidget& GetWidget() const |
| 104 { | |
| 105 return *widget_; | |
| 106 } | |
| 107 | |
| 108 void SetRectangle(unsigned int left, | |
| 109 unsigned int top, | |
| 110 unsigned int width, | |
| 111 unsigned int height) | |
| 112 { | |
| 113 left_ = left; | |
| 114 top_ = top; | |
| 115 width_ = width; | |
| 116 height_ = height; | |
| 117 | |
| 118 widget_->SetSize(width, height); | |
| 119 } | |
| 120 | |
| 121 void SetEmpty() | |
| 122 { | |
| 123 SetRectangle(0, 0, 0, 0); | |
| 124 } | |
| 125 | |
| 126 bool Contains(int x, | |
| 127 int y) const | |
| 128 { | |
| 129 return (x >= left_ && | |
| 130 y >= top_ && | |
| 131 x < left_ + static_cast<int>(width_) && | |
| 132 y < top_ + static_cast<int>(height_)); | |
| 133 } | |
| 134 | |
| 135 bool Render(Orthanc::ImageAccessor& target) | |
| 136 { | |
| 137 if (width_ == 0 || | |
| 138 height_ == 0) | |
| 139 { | |
| 140 return true; | |
| 141 } | |
| 142 else | |
| 143 { | |
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144 Orthanc::ImageAccessor accessor; |
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145 target.GetRegion(accessor, left_, top_, width_, height_); |
| 0 | 146 return widget_->Render(accessor); |
| 147 } | |
| 148 } | |
| 149 | |
| 150 IMouseTracker* CreateMouseTracker(MouseButton button, | |
| 151 int x, | |
| 152 int y, | |
| 153 KeyboardModifiers modifiers) | |
| 154 { | |
| 155 if (Contains(x, y)) | |
| 156 { | |
| 157 IMouseTracker* tracker = widget_->CreateMouseTracker(button, | |
| 158 x - left_, | |
| 159 y - top_, | |
| 160 modifiers); | |
| 161 if (tracker) | |
| 162 { | |
| 163 return new LayoutMouseTracker(tracker, left_, top_, width_, height_); | |
| 164 } | |
| 165 } | |
| 166 | |
| 167 return NULL; | |
| 168 } | |
| 169 | |
| 170 void RenderMouseOver(Orthanc::ImageAccessor& target, | |
| 171 int x, | |
| 172 int y) | |
| 173 { | |
| 174 if (Contains(x, y)) | |
| 175 { | |
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176 Orthanc::ImageAccessor accessor; |
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177 target.GetRegion(accessor, left_, top_, width_, height_); |
| 0 | 178 |
| 179 widget_->RenderMouseOver(accessor, x - left_, y - top_); | |
| 180 } | |
| 181 } | |
| 182 | |
| 183 void MouseWheel(MouseWheelDirection direction, | |
| 184 int x, | |
| 185 int y, | |
| 186 KeyboardModifiers modifiers) | |
| 187 { | |
| 188 if (Contains(x, y)) | |
| 189 { | |
| 190 widget_->MouseWheel(direction, x - left_, y - top_, modifiers); | |
| 191 } | |
| 192 } | |
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193 |
| 55 | 194 bool HasRenderMouseOver() |
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195 { |
| 55 | 196 return widget_->HasRenderMouseOver(); |
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197 } |
| 0 | 198 }; |
| 199 | |
| 200 | |
| 201 void LayoutWidget::ComputeChildrenExtents() | |
| 202 { | |
| 203 if (children_.size() == 0) | |
| 204 { | |
| 205 return; | |
| 206 } | |
| 207 | |
| 208 float internal = static_cast<float>(paddingInternal_); | |
| 209 | |
| 210 if (width_ <= paddingLeft_ + paddingRight_ || | |
| 211 height_ <= paddingTop_ + paddingBottom_) | |
| 212 { | |
| 213 for (size_t i = 0; i < children_.size(); i++) | |
| 214 { | |
| 215 children_[i]->SetEmpty(); | |
| 216 } | |
| 217 } | |
| 218 else if (isHorizontal_) | |
| 219 { | |
| 220 unsigned int padding = paddingLeft_ + paddingRight_ + (children_.size() - 1) * paddingInternal_; | |
| 221 float childWidth = ((static_cast<float>(width_) - static_cast<float>(padding)) / | |
| 222 static_cast<float>(children_.size())); | |
| 223 | |
| 224 for (size_t i = 0; i < children_.size(); i++) | |
| 225 { | |
| 226 float left = static_cast<float>(paddingLeft_) + static_cast<float>(i) * (childWidth + internal); | |
| 227 float right = left + childWidth; | |
| 228 | |
| 229 if (left >= right) | |
| 230 { | |
| 231 children_[i]->SetEmpty(); | |
| 232 } | |
| 233 else | |
| 234 { | |
| 235 children_[i]->SetRectangle(static_cast<unsigned int>(left), | |
| 236 paddingTop_, | |
| 237 boost::math::iround(right - left), | |
| 238 height_ - paddingTop_ - paddingBottom_); | |
| 239 } | |
| 240 } | |
| 241 } | |
| 242 else | |
| 243 { | |
| 244 unsigned int padding = paddingTop_ + paddingBottom_ + (children_.size() - 1) * paddingInternal_; | |
| 245 float childHeight = ((static_cast<float>(height_) - static_cast<float>(padding)) / | |
| 246 static_cast<float>(children_.size())); | |
| 247 | |
| 248 for (size_t i = 0; i < children_.size(); i++) | |
| 249 { | |
| 250 float top = static_cast<float>(paddingTop_) + static_cast<float>(i) * (childHeight + internal); | |
| 251 float bottom = top + childHeight; | |
| 252 | |
| 253 if (top >= bottom) | |
| 254 { | |
| 255 children_[i]->SetEmpty(); | |
| 256 } | |
| 257 else | |
| 258 { | |
| 259 children_[i]->SetRectangle(paddingTop_, | |
| 260 static_cast<unsigned int>(top), | |
| 261 width_ - paddingLeft_ - paddingRight_, | |
| 262 boost::math::iround(bottom - top)); | |
| 263 } | |
| 264 } | |
| 265 } | |
| 266 | |
| 278 | 267 NotifyContentChanged(*this); |
| 0 | 268 } |
| 269 | |
| 270 | |
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271 LayoutWidget::LayoutWidget(const std::string& name) : |
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272 WidgetBase(name), |
| 0 | 273 isHorizontal_(true), |
| 274 width_(0), | |
| 275 height_(0), | |
| 276 paddingLeft_(0), | |
| 277 paddingTop_(0), | |
| 278 paddingRight_(0), | |
| 279 paddingBottom_(0), | |
| 280 paddingInternal_(0) | |
| 281 { | |
| 282 } | |
| 283 | |
| 284 | |
| 285 LayoutWidget::~LayoutWidget() | |
| 286 { | |
| 287 for (size_t i = 0; i < children_.size(); i++) | |
| 288 { | |
| 289 delete children_[i]; | |
| 290 } | |
| 291 } | |
| 292 | |
| 293 | |
| 330 | 294 void LayoutWidget::FitContent() |
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295 { |
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296 for (size_t i = 0; i < children_.size(); i++) |
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297 { |
| 330 | 298 children_[i]->GetWidget().FitContent(); |
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299 } |
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300 } |
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301 |
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302 |
| 278 | 303 void LayoutWidget::NotifyContentChanged(const IWidget& widget) |
| 0 | 304 { |
| 305 // One of the children has changed | |
| 278 | 306 WidgetBase::NotifyContentChanged(); |
| 0 | 307 } |
| 308 | |
| 309 | |
| 310 void LayoutWidget::SetHorizontal() | |
| 311 { | |
| 312 isHorizontal_ = true; | |
| 313 ComputeChildrenExtents(); | |
| 314 } | |
| 315 | |
| 316 | |
| 317 void LayoutWidget::SetVertical() | |
| 318 { | |
| 319 isHorizontal_ = false; | |
| 320 ComputeChildrenExtents(); | |
| 321 } | |
| 322 | |
| 323 | |
| 324 void LayoutWidget::SetPadding(unsigned int left, | |
| 325 unsigned int top, | |
| 326 unsigned int right, | |
| 327 unsigned int bottom, | |
| 328 unsigned int spacing) | |
| 329 { | |
| 330 paddingLeft_ = left; | |
| 331 paddingTop_ = top; | |
| 332 paddingRight_ = right; | |
| 333 paddingBottom_ = bottom; | |
| 334 paddingInternal_ = spacing; | |
| 335 } | |
| 336 | |
| 337 | |
| 338 void LayoutWidget::SetPadding(unsigned int padding) | |
| 339 { | |
| 340 paddingLeft_ = padding; | |
| 341 paddingTop_ = padding; | |
| 342 paddingRight_ = padding; | |
| 343 paddingBottom_ = padding; | |
| 344 paddingInternal_ = padding; | |
| 345 } | |
| 346 | |
| 347 | |
| 348 IWidget& LayoutWidget::AddWidget(IWidget* widget) // Takes ownership | |
| 349 { | |
| 350 if (widget == NULL) | |
| 351 { | |
| 352 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 353 } | |
| 354 | |
| 355 if (GetStatusBar() != NULL) | |
| 356 { | |
| 357 widget->SetStatusBar(*GetStatusBar()); | |
| 358 } | |
| 359 | |
| 360 children_.push_back(new ChildWidget(widget)); | |
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361 widget->SetParent(*this); |
| 0 | 362 |
| 363 ComputeChildrenExtents(); | |
| 364 | |
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365 if (widget->HasAnimation()) |
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366 { |
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367 hasAnimation_ = true; |
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368 } |
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369 |
| 0 | 370 return *widget; |
| 371 } | |
| 372 | |
| 373 | |
| 374 void LayoutWidget::SetStatusBar(IStatusBar& statusBar) | |
| 375 { | |
| 376 WidgetBase::SetStatusBar(statusBar); | |
| 377 | |
| 378 for (size_t i = 0; i < children_.size(); i++) | |
| 379 { | |
| 380 children_[i]->GetWidget().SetStatusBar(statusBar); | |
| 381 } | |
| 382 } | |
| 383 | |
| 384 | |
| 385 void LayoutWidget::SetSize(unsigned int width, | |
| 386 unsigned int height) | |
| 387 { | |
| 388 width_ = width; | |
| 389 height_ = height; | |
| 390 ComputeChildrenExtents(); | |
| 391 } | |
| 392 | |
| 393 | |
| 394 bool LayoutWidget::Render(Orthanc::ImageAccessor& surface) | |
| 395 { | |
| 396 if (!WidgetBase::Render(surface)) | |
| 397 { | |
| 398 return false; | |
| 399 } | |
| 400 | |
| 401 for (size_t i = 0; i < children_.size(); i++) | |
| 402 { | |
| 403 if (!children_[i]->Render(surface)) | |
| 404 { | |
| 405 return false; | |
| 406 } | |
| 407 } | |
| 408 | |
| 409 return true; | |
| 410 } | |
| 411 | |
| 412 | |
| 413 IMouseTracker* LayoutWidget::CreateMouseTracker(MouseButton button, | |
| 414 int x, | |
| 415 int y, | |
| 416 KeyboardModifiers modifiers) | |
| 417 { | |
| 418 for (size_t i = 0; i < children_.size(); i++) | |
| 419 { | |
| 420 IMouseTracker* tracker = children_[i]->CreateMouseTracker(button, x, y, modifiers); | |
| 421 if (tracker != NULL) | |
| 422 { | |
| 423 return tracker; | |
| 424 } | |
| 425 } | |
| 426 | |
| 427 return NULL; | |
| 428 } | |
| 429 | |
| 430 | |
| 431 void LayoutWidget::RenderMouseOver(Orthanc::ImageAccessor& target, | |
| 432 int x, | |
| 433 int y) | |
| 434 { | |
| 435 for (size_t i = 0; i < children_.size(); i++) | |
| 436 { | |
| 437 children_[i]->RenderMouseOver(target, x, y); | |
| 438 } | |
| 439 } | |
| 440 | |
| 441 | |
| 442 void LayoutWidget::MouseWheel(MouseWheelDirection direction, | |
| 443 int x, | |
| 444 int y, | |
| 445 KeyboardModifiers modifiers) | |
| 446 { | |
| 447 for (size_t i = 0; i < children_.size(); i++) | |
| 448 { | |
| 449 children_[i]->MouseWheel(direction, x, y, modifiers); | |
| 450 } | |
| 451 } | |
| 452 | |
| 453 | |
| 327 | 454 void LayoutWidget::KeyPressed(KeyboardKeys key, |
| 455 char keyChar, | |
| 0 | 456 KeyboardModifiers modifiers) |
| 457 { | |
| 458 for (size_t i = 0; i < children_.size(); i++) | |
| 459 { | |
| 327 | 460 children_[i]->GetWidget().KeyPressed(key, keyChar, modifiers); |
| 0 | 461 } |
| 462 } | |
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463 |
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464 |
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465 void LayoutWidget::DoAnimation() |
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466 { |
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467 if (hasAnimation_) |
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468 { |
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469 for (size_t i = 0; i < children_.size(); i++) |
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470 { |
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471 children_[i]->DoAnimation(); |
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472 } |
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473 } |
|
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removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
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474 else |
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c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
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475 { |
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c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
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476 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
48
diff
changeset
|
477 } |
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c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
|
478 } |
|
54
01aa453d4d5b
IWidget::HasRenderMouseOver
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
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479 |
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01aa453d4d5b
IWidget::HasRenderMouseOver
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
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480 |
| 55 | 481 bool LayoutWidget::HasRenderMouseOver() |
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54
01aa453d4d5b
IWidget::HasRenderMouseOver
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
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482 { |
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01aa453d4d5b
IWidget::HasRenderMouseOver
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
|
483 for (size_t i = 0; i < children_.size(); i++) |
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01aa453d4d5b
IWidget::HasRenderMouseOver
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parents:
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diff
changeset
|
484 { |
| 55 | 485 if (children_[i]->HasRenderMouseOver()) |
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54
01aa453d4d5b
IWidget::HasRenderMouseOver
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
|
486 { |
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01aa453d4d5b
IWidget::HasRenderMouseOver
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
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487 return true; |
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01aa453d4d5b
IWidget::HasRenderMouseOver
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
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488 } |
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01aa453d4d5b
IWidget::HasRenderMouseOver
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
|
489 } |
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01aa453d4d5b
IWidget::HasRenderMouseOver
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
|
490 |
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01aa453d4d5b
IWidget::HasRenderMouseOver
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
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491 return false; |
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01aa453d4d5b
IWidget::HasRenderMouseOver
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
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492 } |
| 0 | 493 } |