Mercurial > hg > orthanc-stone
diff Applications/Samples/Sdl/SingleFrameViewer/SdlSimpleViewer.cpp @ 1804:5a872e69c74f
reorganization
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Thu, 20 May 2021 14:48:51 +0200 |
parents | d1849468729b |
children | de7cea710008 |
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--- a/Applications/Samples/Sdl/SingleFrameViewer/SdlSimpleViewer.cpp Thu May 20 14:15:00 2021 +0200 +++ b/Applications/Samples/Sdl/SingleFrameViewer/SdlSimpleViewer.cpp Thu May 20 14:48:51 2021 +0200 @@ -24,10 +24,10 @@ #include "../../Common/SampleHelpers.h" #include "../../../../OrthancStone/Sources/Loaders/GenericLoadersContext.h" +#include "../../../../OrthancStone/Sources/Scene2D/AnnotationsSceneLayer.h" #include "../../../../OrthancStone/Sources/Scene2DViewport/AngleMeasureTool.h" #include "../../../../OrthancStone/Sources/Scene2DViewport/LineMeasureTool.h" #include "../../../../OrthancStone/Sources/Scene2DViewport/UndoStack.h" -#include "../../../../OrthancStone/Sources/StoneEnumerations.h" #include "../../../../OrthancStone/Sources/StoneException.h" #include "../../../../OrthancStone/Sources/StoneInitialization.h" #include "../../../../OrthancStone/Sources/Viewport/DefaultViewportInteractor.h" @@ -43,1585 +43,9 @@ #include <string> - -#if 1 -#include "../../../../OrthancStone/Sources/Scene2D/MacroSceneLayer.h" - -#include <boost/math/constants/constants.hpp> - -static const double HANDLE_SIZE = 10.0; -static const double PI = boost::math::constants::pi<double>(); - -static const char* const KEY_ANNOTATIONS = "annotations"; -static const char* const KEY_TYPE = "type"; -static const char* const KEY_X1 = "x1"; -static const char* const KEY_Y1 = "y1"; -static const char* const KEY_X2 = "x2"; -static const char* const KEY_Y2 = "y2"; -static const char* const KEY_X3 = "x3"; -static const char* const KEY_Y3 = "y3"; - -static const char* const VALUE_ANGLE = "angle"; -static const char* const VALUE_CIRCLE = "circle"; -static const char* const VALUE_SEGMENT = "segment"; - - -namespace OrthancStone -{ - class AnnotationsLayer : public IObservable - { - public: - ORTHANC_STONE_DEFINE_ORIGIN_MESSAGE(__FILE__, __LINE__, AnnotationAddedMessage, AnnotationsLayer); - ORTHANC_STONE_DEFINE_ORIGIN_MESSAGE(__FILE__, __LINE__, AnnotationRemovedMessage, AnnotationsLayer); - - enum Tool - { - Tool_Edit, - Tool_None, - Tool_Segment, - Tool_Angle, - Tool_Circle, - Tool_Erase - }; - - private: - class Annotation; - - class GeometricPrimitive : public boost::noncopyable - { - private: - bool modified_; - Annotation& parentAnnotation_; - Color color_; - Color hoverColor_; - bool isHover_; - int depth_; - - public: - GeometricPrimitive(Annotation& parentAnnotation, - int depth) : - modified_(true), - parentAnnotation_(parentAnnotation), - color_(192, 192, 192), - hoverColor_(0, 255, 0), - isHover_(false), - depth_(depth) - { - } - - virtual ~GeometricPrimitive() - { - } - - Annotation& GetParentAnnotation() const - { - return parentAnnotation_; - } - - int GetDepth() const - { - return depth_; - } - - void SetHover(bool hover) - { - if (hover != isHover_) - { - isHover_ = hover; - modified_ = true; - } - } - - bool IsHover() const - { - return isHover_; - } - - void SetModified(bool modified) - { - modified_ = modified; - } - - bool IsModified() const - { - return modified_; - } - - void SetColor(const Color& color) - { - SetModified(true); - color_ = color; - } - - void SetHoverColor(const Color& color) - { - SetModified(true); - hoverColor_ = color; - } - - const Color& GetColor() const - { - return color_; - } - - const Color& GetHoverColor() const - { - return hoverColor_; - } - - virtual bool IsHit(const ScenePoint2D& p, - const Scene2D& scene) const = 0; - - // Always called, even if not modified - virtual void RenderPolylineLayer(PolylineSceneLayer& polyline, - const Scene2D& scene) = 0; - - // Only called if modified - virtual void RenderOtherLayers(MacroSceneLayer& macro, - const Scene2D& scene) = 0; - - virtual void MovePreview(const ScenePoint2D& delta) = 0; - - virtual void MoveDone(const ScenePoint2D& delta) = 0; - }; - - - class Annotation : public boost::noncopyable - { - private: - typedef std::list<GeometricPrimitive*> GeometricPrimitives; - - AnnotationsLayer& that_; - GeometricPrimitives primitives_; - - public: - Annotation(AnnotationsLayer& that) : - that_(that) - { - that.AddAnnotation(this); - } - - virtual ~Annotation() - { - for (GeometricPrimitives::iterator it = primitives_.begin(); it != primitives_.end(); ++it) - { - that_.DeletePrimitive(*it); - } - } - - GeometricPrimitive* AddPrimitive(GeometricPrimitive* primitive) - { - if (primitive == NULL) - { - throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); - } - else - { - assert(that_.primitives_.find(primitive) == that_.primitives_.end()); - primitives_.push_back(primitive); // For automated deallocation - that_.primitives_.insert(primitive); - return primitive; - } - } - - template <typename T> - T& AddTypedPrimitive(T* primitive) - { - AddPrimitive(primitive); - return *primitive; - } - - virtual void SignalMove(GeometricPrimitive& primitive) = 0; - - virtual void Serialize(Json::Value& target) = 0; - }; - - - class Handle : public GeometricPrimitive - { - private: - ScenePoint2D center_; - ScenePoint2D delta_; - - public: - explicit Handle(Annotation& parentAnnotation, - const ScenePoint2D& center) : - GeometricPrimitive(parentAnnotation, 0), // Highest priority - center_(center), - delta_(0, 0) - { - } - - void SetSize(unsigned int size) - { - SetModified(true); - } - - void SetCenter(const ScenePoint2D& center) - { - SetModified(true); - center_ = center; - delta_ = ScenePoint2D(0, 0); - } - - ScenePoint2D GetCenter() const - { - return center_ + delta_; - } - - virtual bool IsHit(const ScenePoint2D& p, - const Scene2D& scene) const - { - const double zoom = scene.GetSceneToCanvasTransform().ComputeZoom(); - - double dx = (center_.GetX() + delta_.GetX() - p.GetX()) * zoom; - double dy = (center_.GetY() + delta_.GetY() - p.GetY()) * zoom; - - return (std::abs(dx) <= HANDLE_SIZE / 2.0 && - std::abs(dy) <= HANDLE_SIZE / 2.0); - } - - virtual void RenderPolylineLayer(PolylineSceneLayer& polyline, - const Scene2D& scene) ORTHANC_OVERRIDE - { - const double zoom = scene.GetSceneToCanvasTransform().ComputeZoom(); - - // TODO: take DPI into account - double x1 = center_.GetX() + delta_.GetX() - (HANDLE_SIZE / 2.0) / zoom; - double y1 = center_.GetY() + delta_.GetY() - (HANDLE_SIZE / 2.0) / zoom; - double x2 = center_.GetX() + delta_.GetX() + (HANDLE_SIZE / 2.0) / zoom; - double y2 = center_.GetY() + delta_.GetY() + (HANDLE_SIZE / 2.0) / zoom; - - PolylineSceneLayer::Chain chain; - chain.reserve(4); - chain.push_back(ScenePoint2D(x1, y1)); - chain.push_back(ScenePoint2D(x2, y1)); - chain.push_back(ScenePoint2D(x2, y2)); - chain.push_back(ScenePoint2D(x1, y2)); - - if (IsHover()) - { - polyline.AddChain(chain, true /* closed */, GetHoverColor()); - } - else - { - polyline.AddChain(chain, true /* closed */, GetColor()); - } - } - - virtual void RenderOtherLayers(MacroSceneLayer& macro, - const Scene2D& scene) ORTHANC_OVERRIDE - { - } - - virtual void MovePreview(const ScenePoint2D& delta) ORTHANC_OVERRIDE - { - SetModified(true); - delta_ = delta; - GetParentAnnotation().SignalMove(*this); - } - - virtual void MoveDone(const ScenePoint2D& delta) ORTHANC_OVERRIDE - { - SetModified(true); - center_ = center_ + delta; - delta_ = ScenePoint2D(0, 0); - GetParentAnnotation().SignalMove(*this); - } - }; - - - class Segment : public GeometricPrimitive - { - private: - ScenePoint2D p1_; - ScenePoint2D p2_; - ScenePoint2D delta_; - - public: - Segment(Annotation& parentAnnotation, - const ScenePoint2D& p1, - const ScenePoint2D& p2) : - GeometricPrimitive(parentAnnotation, 1), // Can only be selected if no handle matches - p1_(p1), - p2_(p2), - delta_(0, 0) - { - } - - void SetPosition(const ScenePoint2D& p1, - const ScenePoint2D& p2) - { - SetModified(true); - p1_ = p1; - p2_ = p2; - delta_ = ScenePoint2D(0, 0); - } - - ScenePoint2D GetPosition1() const - { - return p1_ + delta_; - } - - ScenePoint2D GetPosition2() const - { - return p2_ + delta_; - } - - virtual bool IsHit(const ScenePoint2D& p, - const Scene2D& scene) const - { - const double zoom = scene.GetSceneToCanvasTransform().ComputeZoom(); - return (ScenePoint2D::SquaredDistancePtSegment(p1_ + delta_, p2_ + delta_, p) * zoom * zoom <= - (HANDLE_SIZE / 2.0) * (HANDLE_SIZE / 2.0)); - } - - virtual void RenderPolylineLayer(PolylineSceneLayer& polyline, - const Scene2D& scene) ORTHANC_OVERRIDE - { - PolylineSceneLayer::Chain chain; - chain.reserve(2); - chain.push_back(p1_ + delta_); - chain.push_back(p2_ + delta_); - - if (IsHover()) - { - polyline.AddChain(chain, false /* closed */, GetHoverColor()); - } - else - { - polyline.AddChain(chain, false /* closed */, GetColor()); - } - } - - virtual void RenderOtherLayers(MacroSceneLayer& macro, - const Scene2D& scene) ORTHANC_OVERRIDE - { - } - - virtual void MovePreview(const ScenePoint2D& delta) ORTHANC_OVERRIDE - { - SetModified(true); - delta_ = delta; - GetParentAnnotation().SignalMove(*this); - } - - virtual void MoveDone(const ScenePoint2D& delta) ORTHANC_OVERRIDE - { - SetModified(true); - p1_ = p1_ + delta; - p2_ = p2_ + delta; - delta_ = ScenePoint2D(0, 0); - GetParentAnnotation().SignalMove(*this); - } - }; - - - class Circle : public GeometricPrimitive - { - private: - ScenePoint2D p1_; - ScenePoint2D p2_; - - public: - Circle(Annotation& parentAnnotation, - const ScenePoint2D& p1, - const ScenePoint2D& p2) : - GeometricPrimitive(parentAnnotation, 2), - p1_(p1), - p2_(p2) - { - } - - void SetPosition(const ScenePoint2D& p1, - const ScenePoint2D& p2) - { - SetModified(true); - p1_ = p1; - p2_ = p2; - } - - ScenePoint2D GetPosition1() const - { - return p1_; - } - - ScenePoint2D GetPosition2() const - { - return p2_; - } - - virtual bool IsHit(const ScenePoint2D& p, - const Scene2D& scene) const - { - return false; - } - - virtual void RenderPolylineLayer(PolylineSceneLayer& polyline, - const Scene2D& scene) ORTHANC_OVERRIDE - { - static unsigned int NUM_SEGMENTS = 128; - - ScenePoint2D middle((p1_.GetX() + p2_.GetX()) / 2.0, - (p1_.GetY() + p2_.GetY()) / 2.0); - - const double radius = ScenePoint2D::DistancePtPt(middle, p1_); - - double increment = 2.0 * PI / static_cast<double>(NUM_SEGMENTS - 1); - - PolylineSceneLayer::Chain chain; - chain.reserve(NUM_SEGMENTS); - - double theta = 0; - for (unsigned int i = 0; i < NUM_SEGMENTS; i++) - { - chain.push_back(ScenePoint2D(middle.GetX() + radius * cos(theta), - middle.GetY() + radius * sin(theta))); - theta += increment; - } - - if (IsHover()) - { - polyline.AddChain(chain, false /* closed */, GetHoverColor()); - } - else - { - polyline.AddChain(chain, false /* closed */, GetColor()); - } - } - - virtual void RenderOtherLayers(MacroSceneLayer& macro, - const Scene2D& scene) ORTHANC_OVERRIDE - { - } - - virtual void MovePreview(const ScenePoint2D& delta) ORTHANC_OVERRIDE - { - throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); // No hit is possible - } - - virtual void MoveDone(const ScenePoint2D& delta) ORTHANC_OVERRIDE - { - throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); // No hit is possible - } - }; - - - class Arc : public GeometricPrimitive - { - private: - ScenePoint2D start_; - ScenePoint2D middle_; - ScenePoint2D end_; - double radius_; // in pixels - - void ComputeAngles(double& fullAngle, - double& startAngle, - double& endAngle) const - { - const double x1 = start_.GetX(); - const double y1 = start_.GetY(); - const double xc = middle_.GetX(); - const double yc = middle_.GetY(); - const double x2 = end_.GetX(); - const double y2 = end_.GetY(); - - startAngle = atan2(y1 - yc, x1 - xc); - endAngle = atan2(y2 - yc, x2 - xc); - - fullAngle = endAngle - startAngle; - - while (fullAngle < -PI) - { - fullAngle += 2.0 * PI; - } - - while (fullAngle >= PI) - { - fullAngle -= 2.0 * PI; - } - } - - public: - Arc(Annotation& parentAnnotation, - const ScenePoint2D& start, - const ScenePoint2D& middle, - const ScenePoint2D& end) : - GeometricPrimitive(parentAnnotation, 2), - start_(start), - middle_(middle), - end_(end), - radius_(20) - { - } - - double GetAngle() const - { - double fullAngle, startAngle, endAngle; - ComputeAngles(fullAngle, startAngle, endAngle); - return fullAngle; - } - - void SetStart(const ScenePoint2D& p) - { - SetModified(true); - start_ = p; - } - - void SetMiddle(const ScenePoint2D& p) - { - SetModified(true); - middle_ = p; - } - - void SetEnd(const ScenePoint2D& p) - { - SetModified(true); - end_ = p; - } - - virtual bool IsHit(const ScenePoint2D& p, - const Scene2D& scene) const - { - return false; - } - - virtual void RenderPolylineLayer(PolylineSceneLayer& polyline, - const Scene2D& scene) ORTHANC_OVERRIDE - { - static unsigned int NUM_SEGMENTS = 64; - - const double radius = radius_ / scene.GetSceneToCanvasTransform().ComputeZoom(); - - double fullAngle, startAngle, endAngle; - ComputeAngles(fullAngle, startAngle, endAngle); - - double increment = fullAngle / static_cast<double>(NUM_SEGMENTS - 1); - - PolylineSceneLayer::Chain chain; - chain.reserve(NUM_SEGMENTS); - - double theta = startAngle; - for (unsigned int i = 0; i < NUM_SEGMENTS; i++) - { - chain.push_back(ScenePoint2D(middle_.GetX() + radius * cos(theta), - middle_.GetY() + radius * sin(theta))); - theta += increment; - } - - if (IsHover()) - { - polyline.AddChain(chain, false /* closed */, GetHoverColor()); - } - else - { - polyline.AddChain(chain, false /* closed */, GetColor()); - } - } - - virtual void RenderOtherLayers(MacroSceneLayer& macro, - const Scene2D& scene) ORTHANC_OVERRIDE - { - } - - virtual void MovePreview(const ScenePoint2D& delta) ORTHANC_OVERRIDE - { - throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); // No hit is possible - } - - virtual void MoveDone(const ScenePoint2D& delta) ORTHANC_OVERRIDE - { - throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); // No hit is possible - } - }; - - - class Text : public GeometricPrimitive - { - private: - AnnotationsLayer& that_; - bool first_; - size_t subLayer_; - std::unique_ptr<TextSceneLayer> content_; - - public: - Text(AnnotationsLayer& that, - Annotation& parentAnnotation) : - GeometricPrimitive(parentAnnotation, 2), - that_(that), - first_(true) - { - } - - virtual ~Text() - { - if (!first_) - { - that_.TagSubLayerToRemove(subLayer_); - } - } - - void SetContent(const TextSceneLayer& content) - { - SetModified(true); - content_.reset(dynamic_cast<TextSceneLayer*>(content.Clone())); - } - - virtual bool IsHit(const ScenePoint2D& p, - const Scene2D& scene) const - { - return false; - } - - virtual void RenderPolylineLayer(PolylineSceneLayer& polyline, - const Scene2D& scene) ORTHANC_OVERRIDE - { - } - - virtual void RenderOtherLayers(MacroSceneLayer& macro, - const Scene2D& scene) ORTHANC_OVERRIDE - { - if (content_.get() != NULL) - { - std::unique_ptr<TextSceneLayer> layer(reinterpret_cast<TextSceneLayer*>(content_->Clone())); - - layer->SetColor(IsHover() ? GetHoverColor() : GetColor()); - - if (first_) - { - subLayer_ = macro.AddLayer(layer.release()); - first_ = false; - } - else - { - macro.UpdateLayer(subLayer_, layer.release()); - } - } - } - - virtual void MovePreview(const ScenePoint2D& delta) ORTHANC_OVERRIDE - { - throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); // No hit is possible - } - - virtual void MoveDone(const ScenePoint2D& delta) ORTHANC_OVERRIDE - { - throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); // No hit is possible - } - }; - - - class EditPrimitiveTracker : public IFlexiblePointerTracker - { - private: - GeometricPrimitive& primitive_; - ScenePoint2D sceneClick_; - AffineTransform2D canvasToScene_; - bool alive_; - - public: - EditPrimitiveTracker(GeometricPrimitive& primitive, - const ScenePoint2D& sceneClick, - const AffineTransform2D& canvasToScene) : - primitive_(primitive), - sceneClick_(sceneClick), - canvasToScene_(canvasToScene), - alive_(true) - { - } - - virtual void PointerMove(const PointerEvent& event) ORTHANC_OVERRIDE - { - primitive_.MovePreview(event.GetMainPosition().Apply(canvasToScene_) - sceneClick_); - } - - virtual void PointerUp(const PointerEvent& event) ORTHANC_OVERRIDE - { - primitive_.MoveDone(event.GetMainPosition().Apply(canvasToScene_) - sceneClick_); - alive_ = false; - } - - virtual void PointerDown(const PointerEvent& event) ORTHANC_OVERRIDE - { - } - - virtual bool IsAlive() const ORTHANC_OVERRIDE - { - return alive_; - } - - virtual void Cancel() ORTHANC_OVERRIDE - { - primitive_.MoveDone(ScenePoint2D(0, 0)); - } - }; - - - class SegmentAnnotation : public Annotation - { - private: - bool showLabel_; - Handle& handle1_; - Handle& handle2_; - Segment& segment_; - Text& label_; - - void UpdateLabel() - { - if (showLabel_) - { - TextSceneLayer content; - - double x1 = handle1_.GetCenter().GetX(); - double y1 = handle1_.GetCenter().GetY(); - double x2 = handle2_.GetCenter().GetX(); - double y2 = handle2_.GetCenter().GetY(); - - // Put the label to the right of the right-most handle - if (x1 < x2) - { - content.SetPosition(x2, y2); - } - else - { - content.SetPosition(x1, y1); - } - - content.SetAnchor(BitmapAnchor_CenterLeft); - content.SetBorder(10); - - double dx = x1 - x2; - double dy = y1 - y2; - char buf[32]; - sprintf(buf, "%0.2f cm", sqrt(dx * dx + dy * dy) / 10.0); - content.SetText(buf); - - label_.SetContent(content); - } - } - - public: - SegmentAnnotation(AnnotationsLayer& that, - bool showLabel, - const ScenePoint2D& p1, - const ScenePoint2D& p2) : - Annotation(that), - showLabel_(showLabel), - handle1_(AddTypedPrimitive<Handle>(new Handle(*this, p1))), - handle2_(AddTypedPrimitive<Handle>(new Handle(*this, p2))), - segment_(AddTypedPrimitive<Segment>(new Segment(*this, p1, p2))), - label_(AddTypedPrimitive<Text>(new Text(that, *this))) - { - label_.SetColor(Color(255, 0, 0)); - UpdateLabel(); - } - - Handle& GetHandle1() const - { - return handle1_; - } - - Handle& GetHandle2() const - { - return handle2_; - } - - virtual void SignalMove(GeometricPrimitive& primitive) ORTHANC_OVERRIDE - { - if (&primitive == &handle1_ || - &primitive == &handle2_) - { - segment_.SetPosition(handle1_.GetCenter(), handle2_.GetCenter()); - } - else if (&primitive == &segment_) - { - handle1_.SetCenter(segment_.GetPosition1()); - handle2_.SetCenter(segment_.GetPosition2()); - } - - UpdateLabel(); - } - - virtual void Serialize(Json::Value& target) ORTHANC_OVERRIDE - { - target = Json::objectValue; - target[KEY_TYPE] = VALUE_SEGMENT; - target[KEY_X1] = handle1_.GetCenter().GetX(); - target[KEY_Y1] = handle1_.GetCenter().GetY(); - target[KEY_X2] = handle2_.GetCenter().GetX(); - target[KEY_Y2] = handle2_.GetCenter().GetY(); - } - - static void Unserialize(AnnotationsLayer& target, - const Json::Value& source) - { - if (source.isMember(KEY_X1) && - source.isMember(KEY_Y1) && - source.isMember(KEY_X2) && - source.isMember(KEY_Y2) && - source[KEY_X1].isNumeric() && - source[KEY_Y1].isNumeric() && - source[KEY_X2].isNumeric() && - source[KEY_Y2].isNumeric()) - { - new SegmentAnnotation(target, true, - ScenePoint2D(source[KEY_X1].asDouble(), source[KEY_Y1].asDouble()), - ScenePoint2D(source[KEY_X2].asDouble(), source[KEY_Y2].asDouble())); - } - else - { - throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat, "Cannot unserialize an segment annotation"); - } - } - }; - - - class AngleAnnotation : public Annotation - { - private: - Handle& startHandle_; - Handle& middleHandle_; - Handle& endHandle_; - Segment& segment1_; - Segment& segment2_; - Arc& arc_; - Text& label_; - - void UpdateLabel() - { - TextSceneLayer content; - - const double x1 = startHandle_.GetCenter().GetX(); - const double x2 = middleHandle_.GetCenter().GetX(); - const double y2 = middleHandle_.GetCenter().GetY(); - const double x3 = endHandle_.GetCenter().GetX(); - - if (x2 < x1 && - x2 < x3) - { - content.SetAnchor(BitmapAnchor_CenterRight); - } - else - { - content.SetAnchor(BitmapAnchor_CenterLeft); - } - - content.SetPosition(x2, y2); - content.SetBorder(10); - - char buf[32]; - sprintf(buf, "%.01f%c%c", std::abs(arc_.GetAngle()) / PI * 180.0, - 0xc2, 0xb0 /* two bytes corresponding to degree symbol in UTF-8 */); - content.SetText(buf); - - label_.SetContent(content); - } - - public: - AngleAnnotation(AnnotationsLayer& that, - const ScenePoint2D& start, - const ScenePoint2D& middle, - const ScenePoint2D& end) : - Annotation(that), - startHandle_(AddTypedPrimitive<Handle>(new Handle(*this, start))), - middleHandle_(AddTypedPrimitive<Handle>(new Handle(*this, middle))), - endHandle_(AddTypedPrimitive<Handle>(new Handle(*this, end))), - segment1_(AddTypedPrimitive<Segment>(new Segment(*this, start, middle))), - segment2_(AddTypedPrimitive<Segment>(new Segment(*this, middle, end))), - arc_(AddTypedPrimitive<Arc>(new Arc(*this, start, middle, end))), - label_(AddTypedPrimitive<Text>(new Text(that, *this))) - { - label_.SetColor(Color(255, 0, 0)); - UpdateLabel(); - } - - Handle& GetEndHandle() const - { - return endHandle_; - } - - virtual void SignalMove(GeometricPrimitive& primitive) ORTHANC_OVERRIDE - { - if (&primitive == &startHandle_) - { - segment1_.SetPosition(startHandle_.GetCenter(), middleHandle_.GetCenter()); - arc_.SetStart(startHandle_.GetCenter()); - } - else if (&primitive == &middleHandle_) - { - segment1_.SetPosition(startHandle_.GetCenter(), middleHandle_.GetCenter()); - segment2_.SetPosition(middleHandle_.GetCenter(), endHandle_.GetCenter()); - arc_.SetMiddle(middleHandle_.GetCenter()); - } - else if (&primitive == &endHandle_) - { - segment2_.SetPosition(middleHandle_.GetCenter(), endHandle_.GetCenter()); - arc_.SetEnd(endHandle_.GetCenter()); - } - else if (&primitive == &segment1_) - { - startHandle_.SetCenter(segment1_.GetPosition1()); - middleHandle_.SetCenter(segment1_.GetPosition2()); - segment2_.SetPosition(segment1_.GetPosition2(), segment2_.GetPosition2()); - arc_.SetStart(segment1_.GetPosition1()); - arc_.SetMiddle(segment1_.GetPosition2()); - } - else if (&primitive == &segment2_) - { - middleHandle_.SetCenter(segment2_.GetPosition1()); - endHandle_.SetCenter(segment2_.GetPosition2()); - segment1_.SetPosition(segment1_.GetPosition1(), segment2_.GetPosition1()); - arc_.SetMiddle(segment2_.GetPosition1()); - arc_.SetEnd(segment2_.GetPosition2()); - } - - UpdateLabel(); - } - - virtual void Serialize(Json::Value& target) ORTHANC_OVERRIDE - { - target = Json::objectValue; - target[KEY_TYPE] = VALUE_ANGLE; - target[KEY_X1] = startHandle_.GetCenter().GetX(); - target[KEY_Y1] = startHandle_.GetCenter().GetY(); - target[KEY_X2] = middleHandle_.GetCenter().GetX(); - target[KEY_Y2] = middleHandle_.GetCenter().GetY(); - target[KEY_X3] = endHandle_.GetCenter().GetX(); - target[KEY_Y3] = endHandle_.GetCenter().GetY(); - } - - static void Unserialize(AnnotationsLayer& target, - const Json::Value& source) - { - if (source.isMember(KEY_X1) && - source.isMember(KEY_Y1) && - source.isMember(KEY_X2) && - source.isMember(KEY_Y2) && - source.isMember(KEY_X3) && - source.isMember(KEY_Y3) && - source[KEY_X1].isNumeric() && - source[KEY_Y1].isNumeric() && - source[KEY_X2].isNumeric() && - source[KEY_Y2].isNumeric() && - source[KEY_X3].isNumeric() && - source[KEY_Y3].isNumeric()) - { - new AngleAnnotation(target, - ScenePoint2D(source[KEY_X1].asDouble(), source[KEY_Y1].asDouble()), - ScenePoint2D(source[KEY_X2].asDouble(), source[KEY_Y2].asDouble()), - ScenePoint2D(source[KEY_X3].asDouble(), source[KEY_Y3].asDouble())); - } - else - { - throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat, "Cannot unserialize an angle annotation"); - } - } - }; - - - class CircleAnnotation : public Annotation - { - private: - Handle& handle1_; - Handle& handle2_; - Segment& segment_; - Circle& circle_; - Text& label_; - - void UpdateLabel() - { - TextSceneLayer content; - - double x1 = handle1_.GetCenter().GetX(); - double y1 = handle1_.GetCenter().GetY(); - double x2 = handle2_.GetCenter().GetX(); - double y2 = handle2_.GetCenter().GetY(); - - // Put the label to the right of the right-most handle - if (x1 < x2) - { - content.SetPosition(x2, y2); - } - else - { - content.SetPosition(x1, y1); - } - - content.SetAnchor(BitmapAnchor_CenterLeft); - content.SetBorder(10); - - double dx = x1 - x2; - double dy = y1 - y2; - double diameter = sqrt(dx * dx + dy * dy); // in millimeters - - double area = PI * diameter * diameter / 4.0; - - char buf[32]; - sprintf(buf, "%0.2f cm\n%0.2f cm%c%c", - diameter / 10.0, - area / 100.0, - 0xc2, 0xb2 /* two bytes corresponding to two power in UTF-8 */); - content.SetText(buf); - - label_.SetContent(content); - } - - public: - CircleAnnotation(AnnotationsLayer& that, - const ScenePoint2D& p1, - const ScenePoint2D& p2) : - Annotation(that), - handle1_(AddTypedPrimitive<Handle>(new Handle(*this, p1))), - handle2_(AddTypedPrimitive<Handle>(new Handle(*this, p2))), - segment_(AddTypedPrimitive<Segment>(new Segment(*this, p1, p2))), - circle_(AddTypedPrimitive<Circle>(new Circle(*this, p1, p2))), - label_(AddTypedPrimitive<Text>(new Text(that, *this))) - { - label_.SetColor(Color(255, 0, 0)); - UpdateLabel(); - } - - Handle& GetHandle2() const - { - return handle2_; - } - - virtual void SignalMove(GeometricPrimitive& primitive) ORTHANC_OVERRIDE - { - if (&primitive == &handle1_ || - &primitive == &handle2_) - { - segment_.SetPosition(handle1_.GetCenter(), handle2_.GetCenter()); - circle_.SetPosition(handle1_.GetCenter(), handle2_.GetCenter()); - } - else if (&primitive == &segment_) - { - handle1_.SetCenter(segment_.GetPosition1()); - handle2_.SetCenter(segment_.GetPosition2()); - circle_.SetPosition(segment_.GetPosition1(), segment_.GetPosition2()); - } - - UpdateLabel(); - } - - virtual void Serialize(Json::Value& target) ORTHANC_OVERRIDE - { - target = Json::objectValue; - target[KEY_TYPE] = VALUE_CIRCLE; - target[KEY_X1] = handle1_.GetCenter().GetX(); - target[KEY_Y1] = handle1_.GetCenter().GetY(); - target[KEY_X2] = handle2_.GetCenter().GetX(); - target[KEY_Y2] = handle2_.GetCenter().GetY(); - } - - static void Unserialize(AnnotationsLayer& target, - const Json::Value& source) - { - if (source.isMember(KEY_X1) && - source.isMember(KEY_Y1) && - source.isMember(KEY_X2) && - source.isMember(KEY_Y2) && - source[KEY_X1].isNumeric() && - source[KEY_Y1].isNumeric() && - source[KEY_X2].isNumeric() && - source[KEY_Y2].isNumeric()) - { - new CircleAnnotation(target, - ScenePoint2D(source[KEY_X1].asDouble(), source[KEY_Y1].asDouble()), - ScenePoint2D(source[KEY_X2].asDouble(), source[KEY_Y2].asDouble())); - } - else - { - throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat, "Cannot unserialize an circle annotation"); - } - } - }; - - - class CreateSegmentOrCircleTracker : public IFlexiblePointerTracker - { - private: - AnnotationsLayer& that_; - Annotation* annotation_; - AffineTransform2D canvasToScene_; - Handle* handle2_; - - public: - CreateSegmentOrCircleTracker(AnnotationsLayer& that, - bool isCircle, - const ScenePoint2D& sceneClick, - const AffineTransform2D& canvasToScene) : - that_(that), - annotation_(NULL), - canvasToScene_(canvasToScene), - handle2_(NULL) - { - if (isCircle) - { - annotation_ = new CircleAnnotation(that, sceneClick, sceneClick); - handle2_ = &dynamic_cast<CircleAnnotation*>(annotation_)->GetHandle2(); - } - else - { - annotation_ = new SegmentAnnotation(that, true /* show label */, sceneClick, sceneClick); - handle2_ = &dynamic_cast<SegmentAnnotation*>(annotation_)->GetHandle2(); - } - - assert(annotation_ != NULL && - handle2_ != NULL); - } - - virtual void PointerMove(const PointerEvent& event) ORTHANC_OVERRIDE - { - if (annotation_ != NULL) - { - assert(handle2_ != NULL); - handle2_->SetCenter(event.GetMainPosition().Apply(canvasToScene_)); - annotation_->SignalMove(*handle2_); - } - } - - virtual void PointerUp(const PointerEvent& event) ORTHANC_OVERRIDE - { - annotation_ = NULL; // IsAlive() becomes false - - that_.BroadcastMessage(AnnotationAddedMessage(that_)); - } - - virtual void PointerDown(const PointerEvent& event) ORTHANC_OVERRIDE - { - } - - virtual bool IsAlive() const ORTHANC_OVERRIDE - { - return (annotation_ != NULL); - } - - virtual void Cancel() ORTHANC_OVERRIDE - { - if (annotation_ != NULL) - { - that_.DeleteAnnotation(annotation_); - annotation_ = NULL; - } - } - }; - - - class CreateAngleTracker : public IFlexiblePointerTracker - { - private: - AnnotationsLayer& that_; - SegmentAnnotation* segment_; - AngleAnnotation* angle_; - AffineTransform2D canvasToScene_; - - public: - CreateAngleTracker(AnnotationsLayer& that, - const ScenePoint2D& sceneClick, - const AffineTransform2D& canvasToScene) : - that_(that), - segment_(NULL), - angle_(NULL), - canvasToScene_(canvasToScene) - { - segment_ = new SegmentAnnotation(that, false /* no length label */, sceneClick, sceneClick); - } - - virtual void PointerMove(const PointerEvent& event) ORTHANC_OVERRIDE - { - if (segment_ != NULL) - { - segment_->GetHandle2().SetCenter(event.GetMainPosition().Apply(canvasToScene_)); - segment_->SignalMove(segment_->GetHandle2()); - } - - if (angle_ != NULL) - { - angle_->GetEndHandle().SetCenter(event.GetMainPosition().Apply(canvasToScene_)); - angle_->SignalMove(angle_->GetEndHandle()); - } - } - - virtual void PointerUp(const PointerEvent& event) ORTHANC_OVERRIDE - { - if (segment_ != NULL) - { - // End of first step: The first segment is available, now create the angle - - angle_ = new AngleAnnotation(that_, segment_->GetHandle1().GetCenter(), - segment_->GetHandle2().GetCenter(), - segment_->GetHandle2().GetCenter()); - - that_.DeleteAnnotation(segment_); - segment_ = NULL; - } - else - { - angle_ = NULL; // IsAlive() becomes false - - that_.BroadcastMessage(AnnotationAddedMessage(that_)); - } - } - - virtual void PointerDown(const PointerEvent& event) ORTHANC_OVERRIDE - { - } - - virtual bool IsAlive() const ORTHANC_OVERRIDE - { - return (segment_ != NULL || - angle_ != NULL); - } - - virtual void Cancel() ORTHANC_OVERRIDE - { - if (segment_ != NULL) - { - that_.DeleteAnnotation(segment_); - segment_ = NULL; - } - - if (angle_ != NULL) - { - that_.DeleteAnnotation(angle_); - angle_ = NULL; - } - } - }; - - - // Dummy tracker that is only used for deletion, in order to warn - // the caller that the mouse action was taken into consideration - class EraseTracker : public IFlexiblePointerTracker - { - public: - EraseTracker() - { - } - - virtual void PointerMove(const PointerEvent& event) ORTHANC_OVERRIDE - { - } - - virtual void PointerUp(const PointerEvent& event) ORTHANC_OVERRIDE - { - } - - virtual void PointerDown(const PointerEvent& event) ORTHANC_OVERRIDE - { - } - - virtual bool IsAlive() const ORTHANC_OVERRIDE - { - return false; - } - - virtual void Cancel() ORTHANC_OVERRIDE - { - } - }; - - - typedef std::set<GeometricPrimitive*> GeometricPrimitives; - typedef std::set<Annotation*> Annotations; - typedef std::set<size_t> SubLayers; - - Tool activeTool_; - size_t macroLayerIndex_; - size_t polylineSubLayer_; - GeometricPrimitives primitives_; - Annotations annotations_; - SubLayers subLayersToRemove_; - - void AddAnnotation(Annotation* annotation) - { - assert(annotation != NULL); - assert(annotations_.find(annotation) == annotations_.end()); - annotations_.insert(annotation); - } - - void DeleteAnnotation(Annotation* annotation) - { - if (annotation != NULL) - { - assert(annotations_.find(annotation) != annotations_.end()); - annotations_.erase(annotation); - delete annotation; - } - } - - void DeletePrimitive(GeometricPrimitive* primitive) - { - if (primitive != NULL) - { - assert(primitives_.find(primitive) != primitives_.end()); - primitives_.erase(primitive); - delete primitive; - } - } - - void TagSubLayerToRemove(size_t subLayerIndex) - { - assert(subLayersToRemove_.find(subLayerIndex) == subLayersToRemove_.end()); - subLayersToRemove_.insert(subLayerIndex); - } - - public: - AnnotationsLayer(size_t macroLayerIndex) : - activeTool_(Tool_Edit), - macroLayerIndex_(macroLayerIndex), - polylineSubLayer_(0) // dummy initialization - { - annotations_.insert(new SegmentAnnotation(*this, true /* show label */, ScenePoint2D(0, 0), ScenePoint2D(100, 100))); - annotations_.insert(new AngleAnnotation(*this, ScenePoint2D(100, 50), ScenePoint2D(150, 40), ScenePoint2D(200, 50))); - annotations_.insert(new CircleAnnotation(*this, ScenePoint2D(50, 200), ScenePoint2D(100, 250))); - } - - ~AnnotationsLayer() - { - Clear(); - } - - void Clear() - { - for (Annotations::iterator it = annotations_.begin(); it != annotations_.end(); ++it) - { - assert(*it != NULL); - delete *it; - } - - annotations_.clear(); - } - - void SetActiveTool(Tool tool) - { - activeTool_ = tool; - } - - Tool GetActiveTool() const - { - return activeTool_; - } - - void Render(Scene2D& scene) - { - MacroSceneLayer* macro = NULL; - - if (scene.HasLayer(macroLayerIndex_)) - { - macro = &dynamic_cast<MacroSceneLayer&>(scene.GetLayer(macroLayerIndex_)); - } - else - { - macro = &dynamic_cast<MacroSceneLayer&>(scene.SetLayer(macroLayerIndex_, new MacroSceneLayer)); - polylineSubLayer_ = macro->AddLayer(new PolylineSceneLayer); - } - - for (SubLayers::const_iterator it = subLayersToRemove_.begin(); it != subLayersToRemove_.end(); ++it) - { - assert(macro->HasLayer(*it)); - macro->DeleteLayer(*it); - } - - subLayersToRemove_.clear(); - - std::unique_ptr<PolylineSceneLayer> polyline(new PolylineSceneLayer); - - for (GeometricPrimitives::iterator it = primitives_.begin(); it != primitives_.end(); ++it) - { - assert(*it != NULL); - GeometricPrimitive& primitive = **it; - - primitive.RenderPolylineLayer(*polyline, scene); - - if (primitive.IsModified()) - { - primitive.RenderOtherLayers(*macro, scene); - primitive.SetModified(false); - } - } - - macro->UpdateLayer(polylineSubLayer_, polyline.release()); - } - - bool ClearHover() - { - bool needsRefresh = false; - - for (GeometricPrimitives::iterator it = primitives_.begin(); it != primitives_.end(); ++it) - { - assert(*it != NULL); - if ((*it)->IsHover()) - { - (*it)->SetHover(false); - needsRefresh = true; - } - } - - return needsRefresh; - } - - bool SetMouseHover(const ScenePoint2D& p /* expressed in canvas coordinates */, - const Scene2D& scene) - { - if (activeTool_ == Tool_None) - { - return ClearHover(); - } - else - { - bool needsRefresh = false; - - const ScenePoint2D s = p.Apply(scene.GetCanvasToSceneTransform()); - - for (GeometricPrimitives::iterator it = primitives_.begin(); it != primitives_.end(); ++it) - { - assert(*it != NULL); - bool hover = (*it)->IsHit(s, scene); - - if ((*it)->IsHover() != hover) - { - needsRefresh = true; - } - - (*it)->SetHover(hover); - } - - return needsRefresh; - } - } - - - IFlexiblePointerTracker* CreateTracker(const ScenePoint2D& p /* expressed in canvas coordinates */, - const Scene2D& scene) - { - if (activeTool_ == Tool_None) - { - return NULL; - } - else - { - const ScenePoint2D s = p.Apply(scene.GetCanvasToSceneTransform()); - - GeometricPrimitive* bestHit = NULL; - - for (GeometricPrimitives::iterator it = primitives_.begin(); it != primitives_.end(); ++it) - { - assert(*it != NULL); - if ((*it)->IsHit(s, scene)) - { - if (bestHit == NULL || - bestHit->GetDepth() > (*it)->GetDepth()) - { - bestHit = *it; - } - } - } - - if (bestHit != NULL) - { - if (activeTool_ == Tool_Erase) - { - DeleteAnnotation(&bestHit->GetParentAnnotation()); - BroadcastMessage(AnnotationRemovedMessage(*this)); - return new EraseTracker; - } - else - { - return new EditPrimitiveTracker(*bestHit, s, scene.GetCanvasToSceneTransform()); - } - } - else - { - switch (activeTool_) - { - case Tool_Segment: - return new CreateSegmentOrCircleTracker(*this, false /* segment */, s, scene.GetCanvasToSceneTransform()); - - case Tool_Circle: - return new CreateSegmentOrCircleTracker(*this, true /* circle */, s, scene.GetCanvasToSceneTransform()); - - case Tool_Angle: - return new CreateAngleTracker(*this, s, scene.GetCanvasToSceneTransform()); - - default: - return NULL; - } - } - } - } - - - void Serialize(Json::Value& target) const - { - Json::Value annotations = Json::arrayValue; - - for (Annotations::const_iterator it = annotations_.begin(); it != annotations_.end(); ++it) - { - assert(*it != NULL); - - Json::Value item; - (*it)->Serialize(item); - annotations.append(item); - } - - target = Json::objectValue; - target[KEY_ANNOTATIONS] = annotations; - } - - - void Unserialize(const Json::Value& serialized) - { - Clear(); - - if (serialized.type() != Json::objectValue || - !serialized.isMember(KEY_ANNOTATIONS) || - serialized[KEY_ANNOTATIONS].type() != Json::arrayValue) - { - throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat, "Cannot unserialize a set of annotations"); - } - - const Json::Value& annotations = serialized[KEY_ANNOTATIONS]; - - for (Json::Value::ArrayIndex i = 0; i < annotations.size(); i++) - { - if (annotations[i].type() != Json::objectValue || - !annotations[i].isMember(KEY_TYPE) || - annotations[i][KEY_TYPE].type() != Json::stringValue) - { - throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat); - } - - const std::string& type = annotations[i][KEY_TYPE].asString(); - - if (type == VALUE_ANGLE) - { - AngleAnnotation::Unserialize(*this, annotations[i]); - } - else if (type == VALUE_CIRCLE) - { - CircleAnnotation::Unserialize(*this, annotations[i]); - } - else if (type == VALUE_SEGMENT) - { - SegmentAnnotation::Unserialize(*this, annotations[i]); - } - else - { - LOG(ERROR) << "Cannot unserialize unknown type of annotation: " << type; - } - } - } - }; -} -#endif - - - -std::string orthancUrl; -std::string instanceId; -int frameIndex = 0; +static std::string orthancUrl; +static std::string instanceId; +static int frameIndex = 0; static void ProcessOptions(int argc, char* argv[]) @@ -1721,7 +145,7 @@ { -#if 1 +#if 0 boost::shared_ptr<OrthancStone::SdlViewport> viewport = OrthancStone::SdlOpenGLViewport::Create("Stone of Orthanc", 800, 600); #else @@ -1759,8 +183,8 @@ bool angleMeasureFirst = true; angleMeasureTool->Disable(); - OrthancStone::AnnotationsLayer annotations(10); - annotations.SetActiveTool(OrthancStone::AnnotationsLayer::Tool_Angle); + OrthancStone::AnnotationsSceneLayer annotations(10); + annotations.SetActiveTool(OrthancStone::AnnotationsSceneLayer::Tool_Angle); { Json::Value v;