/** * Render the label interior as a filled rectangle. * * @param dc Current draw context. */ protected void drawInterior(DrawContext dc) { GL gl = dc.getGL(); double width = this.bounds.getWidth(); double height = this.bounds.getHeight(); int x = this.screenPoint.x; int y = this.screenPoint.y; // Adjust x to account for text alignment int xAligned = x; if (AVKey.CENTER.equals(textAlign)) xAligned = x - (int) (width / 2); else if (AVKey.RIGHT.equals(textAlign)) xAligned = x - (int) width; // We draw text top-down, so adjust y to compensate. int yAligned = (int) (y - height); // Apply insets Insets insets = this.getInsets(); xAligned -= insets.left; width = width + insets.left + insets.right; yAligned -= insets.bottom; height = height + insets.bottom + insets.top; if (!dc.isPickingMode()) { // Apply the frame background color and opacity if we're in normal rendering mode. Color color = this.computeBackgroundColor(this.getMaterial().getDiffuse()); gl.glColor4ub( (byte) color.getRed(), (byte) color.getGreen(), (byte) color.getBlue(), (byte) (this.interiorOpacity < 1 ? (int) (this.interiorOpacity * 255 + 0.5) : 255)); } try { // Draw a quad gl.glPushMatrix(); gl.glTranslated(xAligned, yAligned, 0); gl.glScaled(width, height, 1.0); dc.drawUnitQuad(); } finally { gl.glPopMatrix(); } }
protected void applyBackground( DrawContext dc, WWIcon icon, Vec4 screenPoint, double width, double height, double pedestalSpacing, double pedestalScale) { GL2 gl = dc.getGL().getGL2(); // GL initialization checks for GL2 compatibility. double backgroundScale; backgroundScale = icon.getBackgroundScale(); if (icon.getBackgroundTexture() != null) { if (icon.getBackgroundTexture().bind(dc)) { TextureCoords texCoords = icon.getBackgroundTexture().getTexCoords(); gl.glPushMatrix(); gl.glLoadIdentity(); double bgwidth = backgroundScale * width; double bgheight = backgroundScale * height; // Offset the background for the highlighted scale. // if (icon.isHighlighted()) // { // gl.glTranslated(0d, height * (icon.getHighlightScale() - 1) / 2, 0d); // } // Offset the background for the pedestal height. gl.glTranslated(0d, (pedestalScale * height) + pedestalSpacing, 0d); // Place the background centered behind the icon. gl.glTranslated(screenPoint.x - bgwidth / 2, screenPoint.y - (bgheight - height) / 2, 0d); // Scale to the background image dimension. gl.glScaled(bgwidth, bgheight, 1d); dc.drawUnitQuad(texCoords); gl.glPopMatrix(); } } }
protected void drawIcon(DrawContext dc, SurfaceTileDrawContext sdc) { if (this.locations == null) return; GL gl = dc.getGL(); gl.glMatrixMode(GL.GL_MODELVIEW); double drawScale = 1; TextureCoords textureCoords = new TextureCoords(0, 0, 1, 1); // Compute draw scale only once if not maintaining strict appearance if (!this.isMaintainAppearance()) drawScale = this.computeDrawScale(dc, sdc, null); // Determine which locations are to be drawn Iterable<? extends LatLon> drawLocations = this.computeDrawLocations(dc, sdc); // Draw icons for (LatLon location : drawLocations) { gl.glPushMatrix(); if (this.isMaintainAppearance()) drawScale = this.computeDrawScale(dc, sdc, location); this.applyDrawTransform(dc, sdc, location, drawScale); gl.glScaled(this.imageWidth, this.imageHeight, 1d); dc.drawUnitQuad(textureCoords); gl.glPopMatrix(); } }
protected void drawIcon(DrawContext dc) { if (this.getIconFilePath() == null) return; GL gl = dc.getGL(); OGLStackHandler ogsh = new OGLStackHandler(); try { // Initialize texture if necessary Texture iconTexture = dc.getTextureCache().getTexture(this.getIconFilePath()); if (iconTexture == null) { this.initializeTexture(dc); iconTexture = dc.getTextureCache().getTexture(this.getIconFilePath()); if (iconTexture == null) { String msg = Logging.getMessage("generic.ImageReadFailed"); Logging.logger().finer(msg); return; } } gl.glDisable(GL.GL_DEPTH_TEST); double width = this.getScaledIconWidth(); double height = this.getScaledIconHeight(); // Load a parallel projection with xy dimensions (viewportWidth, viewportHeight) // into the GL projection matrix. java.awt.Rectangle viewport = dc.getView().getViewport(); ogsh.pushProjectionIdentity(gl); double maxwh = width > height ? width : height; gl.glOrtho(0d, viewport.width, 0d, viewport.height, -0.6 * maxwh, 0.6 * maxwh); // Translate and scale ogsh.pushModelviewIdentity(gl); double scale = this.computeScale(viewport); Vec4 locationSW = this.computeLocation(viewport, scale); gl.glTranslated(locationSW.x(), locationSW.y(), locationSW.z()); // Scale to 0..1 space gl.glScaled(scale, scale, 1); gl.glScaled(width, height, 1d); if (!dc.isPickingMode()) { gl.glEnable(GL.GL_BLEND); gl.glBlendFunc(GL.GL_SRC_ALPHA, GL.GL_ONE_MINUS_SRC_ALPHA); // Draw background color behind the map gl.glColor4ub( (byte) this.backColor.getRed(), (byte) this.backColor.getGreen(), (byte) this.backColor.getBlue(), (byte) (this.backColor.getAlpha() * this.getOpacity())); dc.drawUnitQuad(); // Draw world map icon gl.glColor4d(1d, 1d, 1d, this.getOpacity()); gl.glEnable(GL.GL_TEXTURE_2D); iconTexture.bind(); TextureCoords texCoords = iconTexture.getImageTexCoords(); dc.drawUnitQuad(texCoords); gl.glBindTexture(GL.GL_TEXTURE_2D, 0); gl.glDisable(GL.GL_TEXTURE_2D); // Draw crosshair for current location gl.glLoadIdentity(); gl.glTranslated(locationSW.x(), locationSW.y(), locationSW.z()); // Scale to width x height space gl.glScaled(scale, scale, 1); // Set color float[] colorRGB = this.color.getRGBColorComponents(null); gl.glColor4d(colorRGB[0], colorRGB[1], colorRGB[2], this.getOpacity()); // Draw crosshair Position groundPos = this.computeGroundPosition(dc, dc.getView()); if (groundPos != null) { int x = (int) (width * (groundPos.getLongitude().degrees + 180) / 360); int y = (int) (height * (groundPos.getLatitude().degrees + 90) / 180); int w = 10; // cross branch length // Draw gl.glBegin(GL.GL_LINE_STRIP); gl.glVertex3d(x - w, y, 0); gl.glVertex3d(x + w + 1, y, 0); gl.glEnd(); gl.glBegin(GL.GL_LINE_STRIP); gl.glVertex3d(x, y - w, 0); gl.glVertex3d(x, y + w + 1, 0); gl.glEnd(); } // Draw view footprint in map icon space if (this.showFootprint) { this.footPrintPositions = this.computeViewFootPrint(dc, 32); if (this.footPrintPositions != null) { gl.glBegin(GL.GL_LINE_STRIP); LatLon p1 = this.footPrintPositions.get(0); for (LatLon p2 : this.footPrintPositions) { int x = (int) (width * (p2.getLongitude().degrees + 180) / 360); int y = (int) (height * (p2.getLatitude().degrees + 90) / 180); // Draw if (LatLon.locationsCrossDateline(p1, p2)) { int y1 = (int) (height * (p1.getLatitude().degrees + 90) / 180); gl.glVertex3d(x < width / 2 ? width : 0, (y1 + y) / 2, 0); gl.glEnd(); gl.glBegin(GL.GL_LINE_STRIP); gl.glVertex3d(x < width / 2 ? 0 : width, (y1 + y) / 2, 0); } gl.glVertex3d(x, y, 0); p1 = p2; } gl.glEnd(); } } // Draw 1px border around and inside the map gl.glBegin(GL.GL_LINE_STRIP); gl.glVertex3d(0, 0, 0); gl.glVertex3d(width, 0, 0); gl.glVertex3d(width, height - 1, 0); gl.glVertex3d(0, height - 1, 0); gl.glVertex3d(0, 0, 0); gl.glEnd(); } else { // Picking this.pickSupport.clearPickList(); this.pickSupport.beginPicking(dc); // Where in the world are we picking ? Position pickPosition = computePickPosition( dc, locationSW, new Dimension((int) (width * scale), (int) (height * scale))); Color color = dc.getUniquePickColor(); int colorCode = color.getRGB(); this.pickSupport.addPickableObject(colorCode, this, pickPosition, false); gl.glColor3ub((byte) color.getRed(), (byte) color.getGreen(), (byte) color.getBlue()); dc.drawUnitQuad(); this.pickSupport.endPicking(dc); this.pickSupport.resolvePick(dc, dc.getPickPoint(), this); } } finally { dc.restoreDefaultDepthTesting(); dc.restoreDefaultCurrentColor(); if (dc.isPickingMode()) dc.restoreDefaultBlending(); ogsh.pop(gl); } }
protected Vec4 drawIcon(DrawContext dc, OrderedIcon uIcon) { if (uIcon.point == null) { String msg = Logging.getMessage("nullValue.PointIsNull"); Logging.logger().severe(msg); // Record feedback data for this WWIcon if feedback is enabled. if (uIcon.icon != null) this.recordFeedback(dc, uIcon.icon, null, null); return null; } WWIcon icon = uIcon.icon; if (dc.getView().getFrustumInModelCoordinates().getNear().distanceTo(uIcon.point) < 0) { // Record feedback data for this WWIcon if feedback is enabled. this.recordFeedback(dc, icon, uIcon.point, null); return null; } final Vec4 screenPoint = dc.getView().project(uIcon.point); if (screenPoint == null) { // Record feedback data for this WWIcon if feedback is enabled. this.recordFeedback(dc, icon, uIcon.point, null); return null; } double pedestalScale; double pedestalSpacing; if (this.pedestal != null) { pedestalScale = this.pedestal.getScale(); pedestalSpacing = pedestal.getSpacingPixels(); } else { pedestalScale = 0d; pedestalSpacing = 0d; } GL2 gl = dc.getGL().getGL2(); // GL initialization checks for GL2 compatibility. this.setDepthFunc(dc, uIcon, screenPoint); gl.glMatrixMode(GL2.GL_MODELVIEW); gl.glLoadIdentity(); Dimension size = icon.getSize(); double width = size != null ? size.getWidth() : icon.getImageTexture().getWidth(dc); double height = size != null ? size.getHeight() : icon.getImageTexture().getHeight(dc); gl.glTranslated( screenPoint.x - width / 2, screenPoint.y + (pedestalScale * height) + pedestalSpacing, 0d); if (icon.isHighlighted()) { double heightDelta = this.pedestal != null ? 0 : height / 2; // expand only above the pedestal gl.glTranslated(width / 2, heightDelta, 0); gl.glScaled(icon.getHighlightScale(), icon.getHighlightScale(), icon.getHighlightScale()); gl.glTranslated(-width / 2, -heightDelta, 0); } Rectangle rect = new Rectangle( (int) (screenPoint.x - width / 2), (int) (screenPoint.y), (int) width, (int) (height + (pedestalScale * height) + pedestalSpacing)); if (dc.isPickingMode()) { // If in picking mode and pick clipping is enabled, check to see if the icon is within the // pick volume. if (this.isPickFrustumClippingEnabled() && !dc.getPickFrustums().intersectsAny(rect)) { // Record feedback data for this WWIcon if feedback is enabled. this.recordFeedback(dc, icon, uIcon.point, rect); return screenPoint; } else { java.awt.Color color = dc.getUniquePickColor(); int colorCode = color.getRGB(); this.pickSupport.addPickableObject(colorCode, icon, uIcon.getPosition(), false); gl.glColor3ub((byte) color.getRed(), (byte) color.getGreen(), (byte) color.getBlue()); } } if (icon.getBackgroundTexture() != null) this.applyBackground(dc, icon, screenPoint, width, height, pedestalSpacing, pedestalScale); if (icon.getImageTexture().bind(dc)) { TextureCoords texCoords = icon.getImageTexture().getTexCoords(); gl.glScaled(width, height, 1d); dc.drawUnitQuad(texCoords); } if (this.pedestal != null && this.pedestal.getImageTexture() != null) { gl.glLoadIdentity(); gl.glTranslated(screenPoint.x - (pedestalScale * (width / 2)), screenPoint.y, 0d); gl.glScaled(width * pedestalScale, height * pedestalScale, 1d); if (this.pedestal.getImageTexture().bind(dc)) { TextureCoords texCoords = this.pedestal.getImageTexture().getTexCoords(); dc.drawUnitQuad(texCoords); } } // Record feedback data for this WWIcon if feedback is enabled. this.recordFeedback(dc, icon, uIcon.point, rect); return screenPoint; }