Examples of com.eteks.sweethome3d.model.ObserverCamera

com.eteks.sweethome3d.model.ObserverCamera
Observer camera characteristics in home. @author Emmanuel Puybaret

        (float)Math.PI - (float)Math.PI / 60 + (float)Math.PI / 12, (float)Math.PI / 4 + (float)Math.PI / 120, home.getCamera());
    
    // 6. View from observer
    runAction(controller, HomePane.ActionType.VIEW_FROM_OBSERVER, tester);
    tester.waitForIdle();
    ObserverCamera observerCamera = home.getObserverCamera();
    // Check camera is the observer camera
    assertSame("Camera isn't observer camera", observerCamera, home.getCamera());
    // Check default camera location and angles
    assertCoordinatesAndAnglesEqualCameraLocationAndAngles(50, 50, 170, 
        7 * (float)Math.PI / 4, (float)Math.PI / 16, home.getCamera());
    // Change camera location and angles
    observerCamera.setX(100);
    observerCamera.setY(100);
    observerCamera.setYaw(3 * (float)Math.PI / 4);
    assertCoordinatesAndAnglesEqualCameraLocationAndAngles(100, 100, 170, 
        3 * (float)Math.PI / 4, (float)Math.PI / 16, home.getCamera());
    // Check observer camera is selected
    assertEquals("Wrong selected items count", 1, home.getSelectedItems().size());
    assertTrue("Camera isn't selected", home.getSelectedItems().contains(home.getCamera()));


    // Try to select wall and observer camera 
    runAction(controller, HomePane.ActionType.SELECT, tester);
    tester.actionClick(planComponent, 50, 50);
    tester.actionKeyPress(KeyEvent.VK_SHIFT);
    tester.actionClick(planComponent, (int)(140 * planComponent.getScale()), 
        (int)(140 * planComponent.getScale()));
    tester.actionKeyRelease(KeyEvent.VK_SHIFT);
    // Check selected items contains only wall
    assertEquals("Wrong selected items count", 1, home.getSelectedItems().size());
    assertTrue("Wall isn't selected", home.getSelectedItems().contains(wall));
    
    // Select observer camera
    Thread.sleep(1000); // Wait 1s to avoid double click
    tester.actionClick(planComponent, (int)(140 * planComponent.getScale()), 
        (int)(140 * planComponent.getScale()));
    // Check observer camera is selected
    assertEquals("Wrong selected items count", 1, home.getSelectedItems().size());
    assertTrue("Camera isn't selected", home.getSelectedItems().contains(home.getCamera()));
    
    // 7. Move observer camera at right and down
    tester.actionKeyStroke(KeyEvent.VK_RIGHT);
    tester.actionKeyStroke(KeyEvent.VK_DOWN);
    // Check camera location and angles
    assertCoordinatesAndAnglesEqualCameraLocationAndAngles(100 + 1 / planComponent.getScale(), 
        100 + 1 / planComponent.getScale(), 170, 
        3 * (float)Math.PI / 4, (float)Math.PI / 16, home.getCamera());
    
    // 8. Change observer camera yaw by moving its yaw indicator
    float [][] cameraPoints = observerCamera.getPoints();
    int xYawIndicator = (int)(((40 + (cameraPoints[0][0] + cameraPoints[3][0]) / 2)) * planComponent.getScale());
    int yYawIndicator = (int)(((40 + (cameraPoints[0][1] + cameraPoints[3][1]) / 2)) * planComponent.getScale());
    tester.actionMousePress(planComponent, new ComponentLocation(
        new Point(xYawIndicator, yYawIndicator)));
    tester.actionMouseMove(planComponent, new ComponentLocation(
        new Point(xYawIndicator + 2, yYawIndicator + 2)));
    tester.actionMouseRelease();
    // Check camera yaw angle changed
    assertCoordinatesAndAnglesEqualCameraLocationAndAngles(100 + 1 / planComponent.getScale(), 
        100 + 1 / planComponent.getScale(), 170, 
        2.5156f, (float)Math.PI / 16, home.getCamera());


    // Change observer camera pitch by moving its pitch indicator
    cameraPoints = observerCamera.getPoints();
    int xPitchIndicator = (int)(((40 + (cameraPoints[1][0] + cameraPoints[2][0]) / 2)) * planComponent.getScale());
    int yPitchIndicator = (int)(((40 + (cameraPoints[1][1] + cameraPoints[2][1]) / 2)) * planComponent.getScale());
    tester.actionMousePress(planComponent, new ComponentLocation(
        new Point(xPitchIndicator, yPitchIndicator)));
    tester.actionMouseMove(planComponent, new ComponentLocation(
        new Point(xPitchIndicator + 2, yPitchIndicator + 2)));
    tester.actionMouseRelease();
    // Check camera pitch angle changed
    assertCoordinatesAndAnglesEqualCameraLocationAndAngles(100 + 1 / planComponent.getScale(), 
        100 + 1 / planComponent.getScale(), 170, 
        2.5156f, 0.1639f, home.getCamera());
    
    // 9. Change observer camera location with mouse in 3D view
    tester.actionMousePress(component3D, new ComponentLocation(new Point(10, 10)));
    tester.actionKeyPress(KeyEvent.VK_ALT);
    tester.actionMouseMove(component3D, new ComponentLocation(new Point(10, 20)));
    tester.actionKeyRelease(KeyEvent.VK_ALT);
    tester.actionMouseRelease();
    // Check camera location changed
    assertCoordinatesAndAnglesEqualCameraLocationAndAngles(108.657f, 111.4631f, 170, 
        2.5156f, 0.1639f, home.getCamera());


    // 10. Change observer camera yaw with mouse in 3D view
    tester.actionMousePress(component3D, new ComponentLocation(new Point(10, 20)));
    tester.actionMouseMove(component3D, new ComponentLocation(new Point(20, 20)));
    tester.actionMouseRelease();
    // Check camera yaw changed
    assertCoordinatesAndAnglesEqualCameraLocationAndAngles(108.657f, 111.4631f, 170, 
        2.5656f, 0.1639f, home.getCamera());
    
    // Change camera pitch with mouse in 3D view
    tester.actionMousePress(component3D, new ComponentLocation(new Point(20, 20)));
    tester.actionMouseMove(component3D, new ComponentLocation(new Point(20, 30)));
    tester.actionMouseRelease();
    // Check camera yaw changed
    assertCoordinatesAndAnglesEqualCameraLocationAndAngles(108.657f, 111.4631f, 170, 
        2.5656f, 0.2139f, home.getCamera());
    
    // 11. Edit 3D view modal dialog box
    JDialog attributesDialog = showHome3DAttributesPanel(preferences, controller, frame, tester);
    // Retrieve Home3DAttributesPanel components
    Home3DAttributesPanel panel = (Home3DAttributesPanel)TestUtilities.findComponent(
        attributesDialog, Home3DAttributesPanel.class);
    Home3DAttributesController panelController = 
        (Home3DAttributesController)TestUtilities.getField(panel, "controller");
    JSpinner observerFieldOfViewSpinner = 
        (JSpinner)TestUtilities.getField(panel, "observerFieldOfViewSpinner");
    JSpinner observerHeightSpinner = 
        (JSpinner)TestUtilities.getField(panel, "observerHeightSpinner");
    ColorButton groundColorButton =  
        (ColorButton)TestUtilities.getField(panel, "groundColorButton");
    ColorButton skyColorButton = 
        (ColorButton)TestUtilities.getField(panel, "skyColorButton");
    JSlider brightnessSlider = 
        (JSlider)TestUtilities.getField(panel, "brightnessSlider");
    JSlider wallsTransparencySlider = 
        (JSlider)TestUtilities.getField(panel, "wallsTransparencySlider");
    // Check edited values
    float oldCameraFieldOfView = observerCamera.getFieldOfView();
    float oldCameraHeight = observerCamera.getHeight();
    int oldGroundColor = home.getEnvironment().getGroundColor();
    TextureImage oldGroundTexture = home.getEnvironment().getGroundTexture();
    int oldSkyColor = home.getEnvironment().getSkyColor();
    int oldLightColor = home.getEnvironment().getLightColor();
    float oldWallsAlpha = home.getEnvironment().getWallsAlpha();

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                                                     int groundColor, 
                                                     TextureImage groundTexture,
                                                     int skyColor, 
                                                     int lightColor, 
                                                     float wallsAlpha, Home home) {
    ObserverCamera observerCamera = home.getObserverCamera();
    assertEquals("Wrong field of view", cameraFieldOfView, observerCamera.getFieldOfView());
    assertEquals("Wrong height", cameraHeight, observerCamera.getHeight());
    HomeEnvironment homeEnvironment = home.getEnvironment();
    assertEquals("Wrong ground color", groundColor, homeEnvironment.getGroundColor());
    if (groundTexture == null) {
      assertEquals("Wrong ground texture", groundTexture, homeEnvironment.getGroundTexture());
    } else {

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  private List<Selectable> getSelectableItemsAt(float x, float y, 
                                                boolean stopAtFirstItem) {
    List<Selectable> items = new ArrayList<Selectable>();
    float margin = PIXEL_MARGIN / getScale();
    float textMargin = PIXEL_MARGIN / 2 / getScale();
    ObserverCamera camera = this.home.getObserverCamera();
    if (camera != null
        && camera == this.home.getCamera()
        && camera.containsPoint(x, y, margin)) {
      items.add(camera);
      if (stopAtFirstItem) {
        return items;
      }
    }

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    updateRectangleItems(items, this.home.getDimensionLines(), x0, y0, x1, y1);
    updateRectangleItems(items, this.home.getRooms(), x0, y0, x1, y1);
    updateRectangleItems(items, this.home.getWalls(), x0, y0, x1, y1);
    updateRectangleItems(items, this.home.getLabels(), x0, y0, x1, y1);
    updateRectangleItems(items, Arrays.asList(new Selectable [] {this.home.getCompass()}), x0, y0, x1, y1);
    ObserverCamera camera = this.home.getObserverCamera();
    if (camera != null && camera.intersectsRectangle(x0, y0, x1, y1)) {
      items.add(camera);
    }
    boolean basePlanLocked = this.home.isBasePlanLocked();
    for (HomePieceOfFurniture piece : this.home.getFurniture()) {
      if ((!basePlanLocked

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  private Camera getYawRotatedCameraAt(float x, float y) {
    List<Selectable> selectedItems = this.home.getSelectedItems();
    if (selectedItems.size() == 1
        && selectedItems.get(0) instanceof Camera
        && isItemResizable(selectedItems.get(0))) {
      ObserverCamera camera = (ObserverCamera)selectedItems.get(0);
      float margin = PIXEL_MARGIN / getScale();
      float [][] cameraPoints = camera.getPoints();
      // Check if (x,y) matches the point between the first and the last points 
      // of the rectangle surrounding camera
      float xMiddleFirstAndLastPoint = (cameraPoints [0][0] + cameraPoints [3][0]) / 2; 
      float yMiddleFirstAndLastPoint = (cameraPoints [0][1] + cameraPoints [3][1]) / 2;      
      if (Math.abs(x - xMiddleFirstAndLastPoint) <= margin

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  private Camera getPitchRotatedCameraAt(float x, float y) {
    List<Selectable> selectedItems = this.home.getSelectedItems();
    if (selectedItems.size() == 1
        && selectedItems.get(0) instanceof Camera
        && isItemResizable(selectedItems.get(0))) {
      ObserverCamera camera = (ObserverCamera)selectedItems.get(0);
      float margin = PIXEL_MARGIN / getScale();
      float [][] cameraPoints = camera.getPoints();
      // Check if (x,y) matches the point between the second and the third points
      // of the rectangle surrounding camera
      float xMiddleFirstAndLastPoint = (cameraPoints [1][0] + cameraPoints [2][0]) / 2; 
      float yMiddleFirstAndLastPoint = (cameraPoints [1][1] + cameraPoints [2][1]) / 2;      
      if (Math.abs(x - xMiddleFirstAndLastPoint) <= margin

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  private Camera getElevatedCameraAt(float x, float y) {
    List<Selectable> selectedItems = this.home.getSelectedItems();
    if (selectedItems.size() == 1
        && selectedItems.get(0) instanceof Camera
        && isItemResizable(selectedItems.get(0))) {
      ObserverCamera camera = (ObserverCamera)selectedItems.get(0);
      float margin = PIXEL_MARGIN / getScale();
      float [][] cameraPoints = camera.getPoints();
      // Check if (x,y) matches the point between the first and the second points 
      // of the rectangle surrounding camera
      float xMiddleFirstAndSecondPoint = (cameraPoints [0][0] + cameraPoints [1][0]) / 2; 
      float yMiddleFirstAndSecondPoint = (cameraPoints [0][1] + cameraPoints [1][1]) / 2;      
      if (Math.abs(x - xMiddleFirstAndSecondPoint) <= margin

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        @Override
        protected List<Selectable> getPaintedItems() {
          List<Selectable> paintedItems = super.getPaintedItems();
          // Take into account camera locations in plan bounds
          for (Camera camera : controller.getCameraPath()) {
            paintedItems.add(new ObserverCamera(camera.getX(), camera.getY(), camera.getZ(), 
                camera.getYaw(), camera.getPitch(), camera.getFieldOfView()));
          }
          return paintedItems;
        }

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                                           float observerCameraFieldOfView, 
                                           float observerCameraZ, 
                                           int groundColor, HomeTexture groundTexture, 
                                           int skyColor, HomeTexture skyTexture, 
                                           int lightColor, float wallsAlpha) {
    ObserverCamera observerCamera = home.getObserverCamera();
    observerCamera.setFieldOfView(observerCameraFieldOfView);
    observerCamera.setZ(observerCameraZ);
    HomeEnvironment homeEnvironment = home.getEnvironment();
    homeEnvironment.setGroundColor(groundColor);
    homeEnvironment.setGroundTexture(groundTexture);
    homeEnvironment.setSkyColor(skyColor);
    homeEnvironment.setSkyTexture(skyTexture);

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   */
  private void paintCamera(Graphics2D g2D, List<Selectable> selectedItems,
                           Paint selectionOutlinePaint, Stroke selectionOutlineStroke, 
                           Paint indicatorPaint, float planScale, 
                           Color backgroundColor, Color foregroundColor) {
    ObserverCamera camera = this.home.getObserverCamera();
    if (camera == this.home.getCamera()) {
      AffineTransform previousTransform = g2D.getTransform();
      g2D.translate(camera.getX(), camera.getY());
      g2D.rotate(camera.getYaw());
  
      // Compute camera drawing at scale
      AffineTransform cameraTransform = new AffineTransform();
      float [][] points = camera.getPoints();
      double yScale = Point2D.distance(points [0][0], points [0][1], points [3][0], points [3][1]);
      double xScale = Point2D.distance(points [0][0], points [0][1], points [1][0], points [1][1]);
      cameraTransform.scale(xScale, yScale);    
      Shape scaledCameraBody = 
          new Area(CAMERA_BODY).createTransformedArea(cameraTransform);
      Shape scaledCameraHead = 
          new Area(CAMERA_HEAD).createTransformedArea(cameraTransform);
      
      // Paint body
      g2D.setPaint(backgroundColor);
      g2D.fill(scaledCameraBody);
      g2D.setPaint(foregroundColor);
      BasicStroke stroke = new BasicStroke(BORDER_STROKE_WIDTH / planScale);
      g2D.setStroke(stroke);
      g2D.draw(scaledCameraBody);
  
      if (selectedItems.contains(camera)
          && this.selectedItemsOutlinePainted) {
        g2D.setPaint(selectionOutlinePaint);
        g2D.setStroke(selectionOutlineStroke);
        Area cameraOutline = new Area(scaledCameraBody);
        cameraOutline.add(new Area(scaledCameraHead));
        g2D.draw(cameraOutline);      
      }
      
      // Paint head
      g2D.setPaint(backgroundColor);
      g2D.fill(scaledCameraHead);
      g2D.setPaint(foregroundColor);
      g2D.setStroke(stroke);
      g2D.draw(scaledCameraHead);
      // Paint field of sight angle
      double sin = (float)Math.sin(camera.getFieldOfView() / 2);
      double cos = (float)Math.cos(camera.getFieldOfView() / 2);
      float xStartAngle = (float)(0.9f * yScale * sin);
      float yStartAngle = (float)(0.9f * yScale * cos);
      float xEndAngle = (float)(2.2f * yScale * sin);
      float yEndAngle = (float)(2.2f * yScale * cos);
      GeneralPath cameraFieldOfViewAngle = new GeneralPath();

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Related Classes of com.eteks.sweethome3d.model.ObserverCamera

com.eteks.sweethome3d.junit.HomeCameraTest

com.eteks.sweethome3d.swing.PlanComponent

com.eteks.sweethome3d.swing.VideoPanel

com.eteks.sweethome3d.viewcontroller.Home3DAttributesController

com.eteks.sweethome3d.viewcontroller.PlanController

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java.awt.geom.AffineTransform

java.awt.geom.GeneralPath

java.awt.geom.Rectangle2D

java.awt.geom.PathIterator

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