First opengl/x11/window integration.

src/client/GuiApplication.cpp

@@ -29,7 +29,7 @@ AbstractApp* GuiApplication::getMainApplication() const
 
 void GuiApplication::initializeViews()
 {
-
+    mDesktopManager->getWindowManager()->getMainWindow()->setSize(800, 600);
 }
 
 void GuiApplication::setUiInterfaceBackend(UiInterfaceFactory::Backend backend)

src/geometry/Point.cpp

@@ -6,9 +6,16 @@ Point::Point(double x, double y)
 {
 }
 
+Point::Point(const DiscretePoint& point)
+    : mX(point.GetX()),
+      mY(point.GetY())
+{
+
+}
+
 Point::Point(const Point& reference, double offSetX, double offSetY)
 : mX(reference.getX() + offSetX),
-  mY(reference.getX() + offSetY)
+  mY(reference.getY() + offSetY)
 {
 
 }

src/geometry/Point.h

@@ -1,5 +1,7 @@
 #pragma once
 
+#include "DiscretePoint.h"
+
 #include <memory>
 #include <cmath>
 
@@ -9,6 +11,8 @@ public:
 
     Point(double x, double y);
 
+    Point(const DiscretePoint& point);
+
     Point(const Point& reference, double offSetX, double offSetY);
 
     ~Point();

src/geometry/Rectangle.cpp

@@ -7,6 +7,14 @@ Rectangle::Rectangle(const Point& bottomLeft, const Point& topRight)
     mWidth = mBottomLeft.getDeltaX(topRight);
 }
 
+Rectangle::Rectangle(const Point& bottomLeft, double width, double height)
+    : mBottomLeft(bottomLeft),
+      mHeight(height),
+      mWidth(width)
+{
+
+}
+
 Rectangle Rectangle::getBounds() const
 {
     return Rectangle(mBottomLeft, Point(mBottomLeft, mWidth, mHeight));

src/geometry/Rectangle.h

@@ -11,6 +11,7 @@ class Rectangle : public AbstractGeometricItem
 public:
 
     Rectangle(const Point& bottomLeft, const Point& topRight);
+    Rectangle(const Point& bottomLeft, double width, double height);
 
     double getHeight() const;
 

src/graphics/DrawingContext.cpp

@@ -1,16 +1,13 @@
 #include "DrawingContext.h"
 
-#include "AbstractGeometricItem.h"
 #include "AbstractPainter.h"
 #include "OpenGlPainter.h"
 #include "RasterPainter.h"
+#include "Grid.h"
+#include "TriMesh.h"
+
 #include "DrawingSurface.h"
 #include "Scene.h"
-#include "Grid.h"
-
-#include "MeshBuilder.h"
-
-#include "TriMesh.h"
 
 DrawingContext::DrawingContext(DrawingSurface* surface, DrawingMode requestedDrawingMode)
     : mSurface(surface),
@@ -32,11 +29,6 @@ std::unique_ptr<DrawingContext> DrawingContext::Create(DrawingSurface* surface,
     return std::make_unique<DrawingContext>(surface, requestedDrawingMode);
 }
 
-void DrawingContext::updateMesh()
-{
-
-}
-
 Scene* DrawingContext::getScene() const
 {
     return mScene.get();
@@ -49,5 +41,6 @@ DrawingSurface* DrawingContext::getSurface() const
 
 void DrawingContext::paint()
 {
-
+    mScene->update(mDrawingMode == DrawingMode::RASTER ? mSurface->getImage() : nullptr);
+    mPainter->paint(this);
 }

src/graphics/DrawingContext.h

@@ -6,7 +6,6 @@
 class Scene;
 class AbstractPainter;
 class DrawingSurface;
-class TriMesh;
 
 enum class DrawingMode
 {
@@ -28,12 +27,10 @@ public:
     void paint();
 
 private:
-    void updateMesh();
-
     DrawingMode mDrawingMode;
-    std::unique_ptr<TriMesh> mMesh;
+
-    std::unique_ptr<Scene> mScene;
     DrawingSurface* mSurface{nullptr};
+    std::unique_ptr<Scene> mScene;
     std::unique_ptr<AbstractPainter> mPainter;
 };
 

src/graphics/opengl/OpenGlPainter.cpp

@@ -1,6 +1,9 @@
 #include "OpenGlPainter.h"
 
 #include "DrawingContext.h"
+#include "DrawingSurface.h"
+#include "Scene.h"
+#include "TriMesh.h"
 
 #ifdef _WIN32
 #include <windows.h>
@@ -8,19 +11,47 @@
 
 #include <GL/gl.h>
 
+#include <iostream>
+
 void OpenGlPainter::paint(DrawingContext* context)
 {
+    auto surface = context->getSurface();
+    const auto width = double(surface->getWidth());
+    const auto height = double(surface->getHeight());
+
+    const auto num_mesh = context->getScene()->getNumMeshes();
+
     glClearColor(0.4, 0.4, 0.4, 0.4);
     glClear(GL_COLOR_BUFFER_BIT);
 
-    glColor3f(1.0, 1.0, 1.0);
     glOrtho(-1.0, 1.0, -1.0, 1.0, -1.0, 1.0);
 
+    for (std::size_t idx=0; idx<num_mesh; idx++)
+    {
+        auto mesh = context->getScene()->getMesh(idx);
+        const auto faces =  mesh->getFaceVertices();
+
+        glColor3f(1.0, 0.0, 1.0);
+
+        for (const auto& face : faces)
+        {
             glBegin(GL_TRIANGLES);
-        glVertex3f(-0.7, 0.7, 0);
+            double x0 = 2.0*face[0].getX() / width - 1.0;
-        glVertex3f(0.7, 0.7, 0);
+            double y0 = 2.0*face[0].getY() / height - 1.0;
-        glVertex3f(0, -1, 0);
+
+            double x1 = 2.0*face[1].getX() / width - 1.0;
+            double y1 = 2.0*face[1].getY() / height - 1.0;
+
+            double x2 = 2.0*face[2].getX() / width - 1.0;
+            double y2 = 2.0*face[2].getY() / height - 1.0;
+
+            glVertex3f(x0, y0, 0);
+            glVertex3f(x1, y1, 0);
+            glVertex3f(x2, y2, 0);
+
             glEnd();
+        }
+    }
 
     glFlush();
 }

src/mesh/AbstractMesh.h

@@ -1,8 +1,7 @@
 #pragma once
 
-class AbstractGeometricItem;
-
 class AbstractMesh
 {
-
+public:
+    virtual ~AbstractMesh() = default;
 };

src/mesh/Edge.cpp

@@ -18,3 +18,13 @@ Edge::~Edge()
 {
 
 }
+
+unsigned Edge::getNode0Id() const
+{
+    return mNode0->getIndex();
+}
+
+unsigned Edge::getNode1Id() const
+{
+    return mNode1->getIndex();
+}

src/mesh/Edge.h

@@ -12,6 +12,10 @@ public:
 
     static std::unique_ptr<Edge> Create(Node* node0, Node* node1, unsigned id = 0);
 
+    unsigned getNode0Id() const;
+
+    unsigned getNode1Id() const;
+
 private:
     unsigned mId{0};
     Node* mNode0{nullptr};

src/mesh/MeshPrimitives.h

@@ -16,16 +16,11 @@ class MeshPrimitives
 {
 public:
 
-    static std::unique_ptr<TriMesh> build(AbstractGeometricItem* item)
-    {
-
-    }
-
     static std::unique_ptr<TriMesh> build(const Rectangle& rectangle)
     {
-        const auto bottom_left = rectangle.getBottomLeft();
+        const auto bottom_left = rectangle.getLocation();
-        const auto width = rectangle.GetWidth();
+        const auto width = rectangle.getWidth();
-        const auto height = rectangle.GetHeight();
+        const auto height = rectangle.getHeight();
 
         VecPoints locations = {
                 bottom_left,

src/mesh/Node.h

@@ -15,6 +15,11 @@ public:
 
     void updateIndex(unsigned index);
 
+    const Point& getPoint() const
+    {
+        return mPoint;
+    }
+
 private:
     unsigned mIndex{0};
     Point mPoint;

src/mesh/TriFace.cpp

@@ -1,5 +1,7 @@
 #include "TriFace.h"
 
+#include "Edge.h"
+
 TriFace::TriFace(Edge* edge0, Edge* edge1, Edge* edge2, unsigned id)
     : mEdge0(edge0),
       mEdge1(edge1),
@@ -18,3 +20,8 @@ TriFace::~TriFace()
 {
 
 }
+
+std::vector<unsigned> TriFace::getNodeIds() const
+{
+    return {mEdge0->getNode0Id(), mEdge0->getNode1Id(), mEdge1->getNode1Id()};
+}

src/mesh/TriFace.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include <memory>
+#include <vector>
 
 class Edge;
 
@@ -11,6 +12,8 @@ public:
     ~TriFace();
 
     static std::unique_ptr<TriFace> Create(Edge* edge0, Edge* edge1, Edge* edge2, unsigned id=0);
+
+    std::vector<unsigned> getNodeIds() const;
 private:
     unsigned mId{0};
     Edge* mEdge0{nullptr};

src/mesh/TriMesh.cpp

@@ -15,3 +15,15 @@ void TriMesh::populate(VecNodes& nodes, VecEdges& edges, VecFaces& faces)
     mEdges = std::move(edges);
     mFaces = std::move(faces);
 }
+
+std::vector<std::vector<Point> > TriMesh::getFaceVertices() const
+{
+    std::vector<std::vector<Point> > verts(mFaces.size());
+
+    for(std::size_t idx=0; idx<mFaces.size(); idx++)
+    {
+        const auto nodeIds = mFaces[idx]->getNodeIds();
+        verts[idx] = {mNodes[nodeIds[0]]->getPoint(), mNodes[nodeIds[1]]->getPoint(), mNodes[nodeIds[2]]->getPoint()};
+    }
+    return verts;
+}

src/mesh/TriMesh.h

@@ -1,5 +1,8 @@
 #pragma once
 
+#include "AbstractMesh.h"
+#include "Point.h"
+
 #include <vector>
 #include <memory>
 
@@ -15,7 +18,7 @@ using VecNodes = std::vector<NodePtr>;
 using VecEdges = std::vector<EdgePtr>;
 using VecFaces = std::vector<TriFacePtr>;
 
-class TriMesh
+class TriMesh : public AbstractMesh
 {
 public:
     TriMesh() = default;
@@ -24,6 +27,8 @@ public:
 
     void populate(VecNodes& nodes, VecEdges& edges, VecFaces& faces);
 
+    std::vector<std::vector<Point> > getFaceVertices() const;
+
 private:
     VecNodes mNodes;
     VecEdges mEdges;

src/ui_elements/desktop_elements/Window.cpp

@@ -22,9 +22,9 @@ Window::Window()
     :   DrawingSurface(),
         mWidget(Widget::Create())
 {
-    mWidget->setBounds(mWidth, mHeight);
     mWidth = 800;
     mHeight = 600;
+    mWidget->setBounds(mWidth, mHeight);
 }
 
 Window::~Window()
@@ -104,7 +104,7 @@ void Window::doPaint(mt::Screen* screen)
     {
         mPlatformWindow->beforePaint(screen);
 
-        mDrawingContext->getScene()->setLayers(mWidget->getLayers());
+        mDrawingContext->getScene()->syncLayers(mWidget->getLayers());
 
         mDrawingContext->paint();
 

src/ui_elements/widgets/Button.cpp

@@ -74,10 +74,11 @@ void Button::onPaintEvent(const PaintEvent* event)
         {
             unsigned fontOffset = unsigned(mLabel.size()) * 4;
             auto middle = DiscretePoint(mLocation.GetX() + mSize.mWidth/2 - fontOffset, mLocation.GetY() + mSize.mHeight/2 + 4);
+
             auto textLayer = VisualLayer::Create();
-            auto textElement = TextNode::Create(mLabel, middle);
+            auto node = TextNode::Create(mLabel, middle);
-            textElement->setFillColor(mBackgroundColor);
+            node->setFillColor(mBackgroundColor);
-            textLayer->setText(std::move(textElement));
+            textLayer->setTextNode(std::move(node));
             mMyLayers.push_back(std::move(textLayer));
         }
         mDirty = false;

src/ui_elements/widgets/Label.cpp

@@ -48,7 +48,7 @@ void Label::onPaintEvent(const PaintEvent* event)
             auto textLayer = VisualLayer::Create();
             auto textElement = TextNode::Create(mLabel, middle);
             textElement->setFillColor(mBackgroundColor);
-            textLayer->setText(std::move(textElement));
+            textLayer->setTextNode(std::move(textElement));
             mMyLayers.push_back(std::move(textLayer));
         }
         addMyLayers();

src/ui_elements/widgets/TextBox.cpp

@@ -94,7 +94,7 @@ void TextBox::onPaintEvent(const PaintEvent* event)
             auto textLayer = VisualLayer::Create();
             auto textElement = TextNode::Create(line, loc);
             textElement->setFillColor(mBackgroundColor);
-            textLayer->setText(std::move(textElement));
+            textLayer->setTextNode(std::move(textElement));
             mMyLayers.push_back(std::move(textLayer));
             offset += 20;
         }

src/ui_elements/widgets/Widget.cpp

@@ -10,6 +10,7 @@
 
 #include <algorithm>
 #include <iterator>
+#include <iostream>
 
 Widget::Widget()
     : mLocation(DiscretePoint(0, 0)),
@@ -99,10 +100,10 @@ void Widget::setBounds(unsigned width, unsigned height)
     if (width != mSize.mWidth || height != mSize.mHeight)
     {
         mDirty = true;
-    }
         mSize.mWidth = width;
         mSize.mHeight = height;
     }
+}
 
 void Widget::setBackgroundColor(const Color& color)
 {
@@ -273,9 +274,9 @@ void Widget::addBackground(const PaintEvent* event)
     unsigned deltaX = mSize.mWidth - mMargin.mLeft - mMargin.mRight;
     unsigned deltaY = mSize.mHeight - mMargin.mTop - mMargin.mBottom;
 
-    auto shape = RectangleNode::Create(DiscretePoint(locX, locY), deltaX, deltaY);
+    auto node = RectangleNode::Create(DiscretePoint(locX, locY), deltaX, deltaY);
-    shape->setFillColor(mBackgroundColor);
+    node->setFillColor(mBackgroundColor);
-    auto shapeLayer = VisualLayer::Create();
+    auto layer = VisualLayer::Create();
-    shapeLayer->setShape(std::move(shape));
+    layer->setShapeNode(std::move(node));
-    mMyLayers.push_back(std::move(shapeLayer));
+    mMyLayers.push_back(std::move(layer));
 }

src/visual_elements/AbstractVisualNode.h

@@ -14,11 +14,18 @@ public:
 
     }
 
+    virtual ~AbstractVisualNode() = default;
+
     AbstractMesh* getMesh() const
     {
         return mMesh.get();
     }
 
+    virtual void updateMesh()
+    {
+
+    }
+
     Image<unsigned char>* getImage() const
     {
         return mImage.get();
@@ -29,7 +36,7 @@ public:
         return mLocation;
     }
 
-private:
+protected:
     DiscretePoint mLocation;
     std::unique_ptr<AbstractMesh> mMesh;
     std::unique_ptr<Image<unsigned char> > mImage;

src/visual_elements/RectangleNode.cpp

@@ -1,5 +1,10 @@
 #include "RectangleNode.h"
 
+#include "Rectangle.h"
+#include "MeshPrimitives.h"
+
+#include <iostream>
+
 RectangleNode::RectangleNode(const DiscretePoint& loc, unsigned width, unsigned height)
     : GeometryNode(loc),
       mWidth(width),
@@ -27,3 +32,11 @@ unsigned RectangleNode::getHeight() const
 {
     return mHeight;
 }
+
+void RectangleNode::updateMesh()
+{
+    const auto rect = Rectangle(mLocation, mWidth, mHeight);
+
+    auto mesh = MeshPrimitives::build(rect);
+    mMesh = std::move(mesh);
+}

src/visual_elements/RectangleNode.h

@@ -15,6 +15,8 @@ public:
     unsigned getWidth() const;
     unsigned getHeight() const;
 
+    void updateMesh() override;
+
 private:
     unsigned mWidth{1};
     unsigned mHeight{1};

src/visual_elements/Scene.cpp

@@ -0,0 +1,54 @@
+#include "Scene.h"
+
+#include "VisualLayer.h"
+#include "GeometryNode.h"
+#include "RectangleNode.h"
+
+#include "MeshBuilder.h"
+#include "TriMesh.h"
+
+void Scene::syncLayers(const std::vector<VisualLayer*>& layers)
+{
+    mLayers = layers;
+}
+
+void Scene::update(Image<unsigned char>* image)
+{
+    if (image)
+    {
+        //
+    }
+    else
+    {
+        mWorkingMeshs.clear();
+        for(auto layer : mLayers)
+        {
+            if (layer->hasShapeNode())
+            {
+                auto node = layer->getShapeNode();
+                if (layer->getIsDirty())
+                {
+                    node->updateMesh();
+                    layer->setIsDirty(false);
+                }
+
+                mWorkingMeshs.push_back(dynamic_cast<TriMesh*>(node->getMesh()));
+            }
+        }
+    }
+}
+
+void Scene::processRectangleNode(RectangleNode* node)
+{
+
+}
+
+unsigned Scene::getNumMeshes() const
+{
+    return mWorkingMeshs.size();
+}
+
+TriMesh* Scene::getMesh(std::size_t idx) const
+{
+    return mWorkingMeshs[idx];
+}

src/visual_elements/Scene.h

@@ -1,23 +1,33 @@
 #pragma once
 
 #include <vector>
+#include <memory>
 
 class VisualLayer;
+class TriMesh;
+
+class RectangleNode;
+
+template <typename T>
+class Image;
 
 class Scene
 {
 public:
     Scene() = default;
 
-    void setLayers(const std::vector<VisualLayer*>& layers)
+    void syncLayers(const std::vector<VisualLayer*>& layers);
-    {
+
-        mLayers = layers;
+    void update(Image<unsigned char>* image = nullptr);
-    }
+
+    unsigned getNumMeshes() const;
+
+    TriMesh* getMesh(std::size_t idx) const;
 
-    const std::vector<VisualLayer*>& getLayers() const
-    {
-        return mLayers;
-    }
 private:
+
+    void processRectangleNode(RectangleNode* node);
+
+    std::vector<TriMesh*> mWorkingMeshs;
     std::vector<VisualLayer*> mLayers;
 };

src/visual_elements/VisualLayer.cpp

@@ -15,32 +15,32 @@ std::unique_ptr<VisualLayer> VisualLayer::Create()
     return std::make_unique<VisualLayer>();
 }
 
-bool VisualLayer::hasShape() const
+bool VisualLayer::hasShapeNode() const
 {
     return bool(mShape);
 }
 
-bool VisualLayer::hasText() const
+bool VisualLayer::hasTextNode() const
 {
     return bool(mText);
 }
 
-GeometryNode* VisualLayer::getShape() const
+GeometryNode* VisualLayer::getShapeNode() const
 {
     return mShape.get();
 }
 
-TextNode* VisualLayer::getText() const
+TextNode* VisualLayer::getTextNode() const
 {
     return mText.get();
 }
 
-void VisualLayer::setShape(GeometryNodePtr shape)
+void VisualLayer::setShapeNode(GeometryNodePtr shape)
 {
     mShape = std::move(shape);
 }
 
-void VisualLayer::setText(std::unique_ptr<TextNode> text)
+void VisualLayer::setTextNode(std::unique_ptr<TextNode> text)
 {
     mText = std::move(text);
 }

src/visual_elements/VisualLayer.h

@@ -12,14 +12,25 @@ public:
 
     static std::unique_ptr<VisualLayer> Create();
 
-    GeometryNode* getShape() const;
+    GeometryNode* getShapeNode() const;
-    TextNode* getText() const;
+    TextNode* getTextNode() const;
-    bool hasShape() const;
+    bool hasShapeNode() const;
-    bool hasText() const;
+    bool hasTextNode() const;
-    void setShape(std::unique_ptr<GeometryNode> shape);
+    void setShapeNode(std::unique_ptr<GeometryNode> shape);
-    void setText(std::unique_ptr<TextNode> text);
+    void setTextNode(std::unique_ptr<TextNode> text);
+
+    bool getIsDirty() const
+    {
+        return mIsDirty;
+    }
+
+    void setIsDirty(bool isDirty)
+    {
+        mIsDirty = isDirty;
+    }
 
 private:
+    bool mIsDirty{true};
     std::unique_ptr<GeometryNode> mShape;
     std::unique_ptr<TextNode> mText;
 };

src/windows/ui_interfaces/x11/XcbLayerInterface.cpp

@@ -26,6 +26,7 @@ void XcbLayerInterface::modifyGcColor(xcb_connection_t* connection, xcb_gcontext
 
 void XcbLayerInterface::addLayer(xcb_connection_t* connection, xcb_screen_t* screen, xcb_window_t window, xcb_gcontext_t gc, VisualLayer* layer)
 {
+    /*
     if(layer->hasText())
     {
         XcbTextInterface::AddTextElement(connection, screen, window, layer->getText());
@@ -45,5 +46,6 @@ void XcbLayerInterface::addLayer(xcb_connection_t* connection, xcb_screen_t* scr
             xcb_poly_fill_rectangle(connection, window, gc, 1, rectangles);
         }
     }
+    */
 }