package usda.weru.weps; import javax.swing.*; // For JPanel, etc. import java.awt.*; // For Graphics, etc. import java.awt.geom.*; // For Ellipse2D, etc. import java.beans.*; import javax.help.CSH; /** * Creates graphics panel with representation of field dimensions and orientation. * Is property change listener to show field and barriers. */ public class DrawField extends JPanel implements PropertyChangeListener { private static final long serialVersionUID = 1L; /** * String that shows that North barrier is Selected. */ public static final String SelectN = "BP-N"; /** * String that shows that West barrier is Selected. */ public static final String SelectW = "BP-W"; /** * String that shows that East barrier is Selected. */ public static final String SelectE = "BP-E"; /** * String that shows that South barrier is Selected. */ public static final String SelectS = "BP-S"; /** * String that shows that no barriers are Selected. */ public static final String SelectNone = "BP-D"; /** * String that shows that North barrier is De-Selected. */ public static final String DeselectN = "BP-ND"; /** * String that shows that West barrier is De-Selected. */ public static final String DeselectW = "BP-WD"; /** * String that shows that East barrier is De-Selected. */ public static final String DeselectE = "BP-ED"; /** * String that shows that South barrier is De-Selected. */ public static final String DeselectS = "BP-SD"; /** * String that shows whether the North barrier is visible along the field * or not. */ public static final String ShowN = "BP-SN"; /** * String that shows whether the West barrier is visible along the field * or not. */ public static final String ShowW = "BP-SW"; /** * String that shows whether the East barrier is visible along the field * or not. */ public static final String ShowE = "BP-SE"; /** * String that shows whether the South barrier is visible along the field * or not. */ public static final String ShowS = "BP-SS"; /** * String that allows hiding the North barrier and shows whether it actually is. */ public static final String HideN = "BP-HN"; /** * String that allows hiding the West barrier and shows whether it actually is. */ public static final String HideW = "BP-HW"; /** * String that allows hiding the East barrier and shows whether it actually is. */ public static final String HideE = "BP-HE"; /** * String that allows hiding the South barrier and shows whether it actually is. */ public static final String HideS = "BP-HS"; /** * */ public static final String HideD = "BP-HD"; /** * */ public static final String ShowD = "BP-SD"; private boolean drawE = false; private boolean drawW = false; private boolean drawN = false; private boolean drawS = false; private boolean showE = false; private boolean showS = false; private boolean showN = false; private boolean showW = false; private boolean c_approximateRegion = false; private String c_shape = "rectangle"; private boolean drawnToScaleFlag = true; private double c_scaleY = 1.0; private double c_scaleX = 1.0; // private boolean showD=false; private boolean drawD = false; /** * *@param g2d *@param a *@param b *@param c *@param d *@param isShow */ private void drawSelected(Graphics2D g2d, double a, double b, double c, double d, boolean isShow) { if (isShow) { GradientPaint gradient = new GradientPaint((float) a, (float) b, Color.red, (float) a + 10, (float) b + 10, Color.yellow, true); // Color.red, (float) c, (float) d, Color.green, true); g2d.setPaint(gradient); Rectangle2D.Double rect = new Rectangle2D.Double(a, b, c, d); g2d.fill(rect); g2d.setPaint(Color.red); g2d.draw(rect); } else { Rectangle2D.Double rect = new Rectangle2D.Double(a, b, c, d); g2d.setPaint(Color.yellow); g2d.fill(rect); } } private void scale() { SXLen *= c_scaleX; SYLen *= c_scaleY; } private void showSelected(Graphics2D g2d, double a, double b, double c, double d) { Rectangle2D.Double rect = new Rectangle2D.Double(a, b, c, d); g2d.setPaint(Color.red); g2d.fill(rect); } // private Rectangle2D.Double border = // new Rectangle2D.Double(10, 10, 190, 190); // private Rectangle2D.Double square2 = // new Rectangle2D.Double(50, 50, 100, 100); static int rotCount = 0; private final Rectangle2D.Double square2 = new Rectangle2D.Double(-50, -50, 100, 100); private Rectangle clipRect = null; /** * This method paints/repaints the visual source on the GUI by calling its native functions and * stabilizes the picture on the view. * @param g The object that is used to redraws the graphical nature of the image. */ @Override public void paintComponent(Graphics g) { clear(g); Graphics2D g2d = (Graphics2D) g; // Rectangle clipRect = g2d.getClipBounds(); if (clipRect == null) { clipRect = g2d.getClipBounds(); } if (clipRect == null) { clipRect = getBounds(); clipRect.x = 0; clipRect.y = 0; } // Rectangle2D.Double border = new Rectangle2D.Double(10, 10, // clipRect.width-20, clipRect.height-20); // g2d.draw(border); ////System.out.println("DF_pC: g size " + g2d.getClipBounds()); // Move the origin to the center of the square. drawCompass(g2d); g2d.translate(clipRect.width / 2, clipRect.height / 2); // g2d.translate(105.0, 105.0); if (SYLen < SXLen / 10.0) { SYLen = SXLen / 10.0; drawnToScaleFlag = false; } else if (SXLen < SYLen / 10.0) { SXLen = SYLen / 10.0; drawnToScaleFlag = false; } if (!drawnToScaleFlag) { g2d.drawString("Field not drawn to scale", -90, 90); } if (c_approximateRegion) { g2d.drawString("Field shape approximate", -90, 90); } // drawCompass(g2d); if (drawN || drawS || drawE || drawW) { g2d.drawString("Barriers not to scale", -90, -80); } else { // g2d.drawString("None Barrier",0,0); //by JG } g2d.rotate(Angle * Math.PI / 180.0); // g2d.drawString("X-Length", -15, 90); g2d.drawString("X-Length", -25, (int) (SYLen / 2) + 20); g2d.rotate(90 * Math.PI / 180.0); // g2d.drawString("Y-Length", -15, 90); g2d.drawString("Y-Length", -25, (int) (SXLen / 2) + 20); g2d.rotate(270 * Math.PI / 180.0); // g2d.rotate(Angle * Math.PI/180.0); this is where rotate was if (isShape(RegPanel.SHAPE_CIRCLE)) {//Circle g2d.setPaint(Color.GREEN); int circleWidth = (int) (Math.sqrt((SXLen * SYLen) / Math.PI) * 2); int circleHeight = circleWidth; int circleX = (0 - circleWidth / 2); int circleY = circleX; g2d.fillOval(circleX, circleY, circleWidth, circleHeight); } else if (isShape(RegPanel.SHAPE_HALF_CIRCLE_HS)) {//Half circle HS double radius = Math.sqrt((SXLen * SXLen) / Math.PI); double point1X = 0 - radius; double point1Y = 0 - radius / 2; double point2X = radius; double point2Y = point1Y; double control1X = point1X; double control1Y = ((4 * radius) + point1Y) / 3 + point1Y / 2; double control2X = point2X; double control2Y = control1Y; CubicCurve2D cubic = new CubicCurve2D.Double(point1X, point1Y, control1X, control1Y, control2X, control2Y, point2X, point2Y); g2d.setColor(Color.GREEN); g2d.fill(cubic); } else if (isShape(RegPanel.SHAPE_HALF_CIRCLE_HN)) {//Half circle HN double radius = Math.sqrt((SXLen * SXLen) / Math.PI); double point1X = 0 - radius; double point1Y = radius / 2; double point2X = radius; double point2Y = point1Y; double control1X = point1X; double control1Y = 0 - ((4 * radius) - point1Y) / 3 + point1Y / 2; double control2X = point2X; double control2Y = control1Y; CubicCurve2D cubic = new CubicCurve2D.Double(point1X, point1Y, control1X, control1Y, control2X, control2Y, point2X, point2Y); g2d.setColor(Color.GREEN); g2d.fill(cubic); } else if (isShape(RegPanel.SHAPE_HALF_CIRCLE_VE)) {//Half circle VE double radius = Math.sqrt((SYLen * SYLen) / Math.PI); double point1Y = 0 - radius; double point1X = 0 - radius / 2; double point2Y = radius; double point2X = point1X; double control1Y = point1Y; double control1X = ((4 * radius) + point1X) / 3 + point1X / 2; double control2Y = point2Y; double control2X = control1X; CubicCurve2D cubic = new CubicCurve2D.Double(point1X, point1Y, control1X, control1Y, control2X, control2Y, point2X, point2Y); g2d.setColor(Color.GREEN); g2d.fill(cubic); } else if (isShape(RegPanel.SHAPE_HALF_CIRCLE_VW)) {//Half circle VW double radius = Math.sqrt((SYLen * SYLen) / Math.PI); double point1Y = 0 - radius; double point1X = radius / 2; double point2Y = radius; double point2X = point1X; double control1Y = point1Y; double control1X = 0 - ((4 * radius) - point1X) / 3 + point1X / 2; double control2Y = point2Y; double control2X = control1X; CubicCurve2D cubic = new CubicCurve2D.Double(point1X, point1Y, control1X, control1Y, control2X, control2Y, point2X, point2Y); g2d.setColor(Color.GREEN); g2d.fill(cubic); } else if (isShape(RegPanel.SHAPE_QUARTER_CIRCLE_NE)) {//Quarter Circles double radius = Math.sqrt((SXLen * SYLen * 4) / Math.PI); g2d.setColor(Color.GREEN); Arc2D arc = new Arc2D.Double(0 - radius / 2 - radius, 0 - radius / 2, radius * 2, radius * 2, 0d, (Math.PI * radius * 2) / 8, Arc2D.PIE); g2d.fill(arc); } else if (isShape(RegPanel.SHAPE_QUARTER_CIRCLE_SE)) {//Quarter Circles double radius = Math.sqrt((SXLen * SYLen * 4) / Math.PI); g2d.setColor(Color.GREEN); Arc2D arc = new Arc2D.Double(0 - radius / 2 - radius, 0 - radius / 2 - radius, radius * 2, radius * 2, -90d, (Math.PI * radius * 2) / 8, Arc2D.PIE); g2d.fill(arc); } else if (isShape(RegPanel.SHAPE_QUARTER_CIRCLE_SW)) {//Quarter Circles double radius = Math.sqrt((SXLen * SYLen * 4) / Math.PI); g2d.setColor(Color.GREEN); Arc2D arc = new Arc2D.Double(0 - radius / 2, 0 - radius / 2 - radius, radius * 2, radius * 2, 180, (Math.PI * radius * 2) / 8, Arc2D.PIE); g2d.fill(arc); } else if (isShape(RegPanel.SHAPE_QUARTER_CIRCLE_NW)) {//Quarter Circles double radius = Math.sqrt((SXLen * SYLen * 4) / Math.PI); g2d.setColor(Color.GREEN); Arc2D arc = new Arc2D.Double(0 - radius / 2, 0 - radius / 2, radius * 2, radius * 2, 90d, (Math.PI * radius * 2) / 8, Arc2D.PIE); g2d.fill(arc); } if (SXLen != 0.0 && SYLen != 0.0) { if (c_approximateRegion) { //The square region is approximated for a circle or half circle or quarter circle. g2d.setPaint(Color.BLACK); g2d.draw(new Rectangle2D.Double(-SXLen / 2, -SYLen / 2, SXLen, SYLen)); } else { //Paint a filled square region g2d.setPaint(Color.GREEN); g2d.fill(new Rectangle2D.Double(-SXLen / 2, -SYLen / 2, SXLen, SYLen)); g2d.setPaint(Color.BLACK); g2d.draw(new Rectangle2D.Double(-SXLen / 2, -SYLen / 2, SXLen, SYLen)); } g2d.setPaint(Color.red); if (showN) { showSelected(g2d, -SXLen / 2, -(SYLen + 20) / 2, SXLen, 10); } if (showW) { showSelected(g2d, -(SXLen + 20) / 2, -SYLen / 2, 10, SYLen); } if (showS) { showSelected(g2d, -SXLen / 2, SYLen / 2, SXLen, 10); } if (showE) { showSelected(g2d, SXLen / 2, -SYLen / 2, 10, SYLen); } if (drawN) { drawSelected(g2d, -SXLen / 2, -(SYLen + 20) / 2, SXLen, 10, showN); } else if (drawW) { drawSelected(g2d, -(SXLen + 20) / 2, -SYLen / 2, 10, SYLen, showW); } else if (drawS) { drawSelected(g2d, -SXLen / 2, SYLen / 2, SXLen, 10, showS); } else if (drawE) { drawSelected(g2d, SXLen / 2, -SYLen / 2, 10, SYLen, showE); } } } private void drawCompass(Graphics2D g2d) { g2d.setPaint(Color.blue); // Rectangle clipRect = g2d.getClipBounds(); g2d.translate(clipRect.width - 30, 20); int[] xpoints = {5, 10, 10, 6, 6, 4, 4, 0, 0}; int[] ypoints = {0, 5, 7, 2, 30, 30, 2, 7, 5}; // int[] xpoints = {85, 90, 90, 86, 86, 84, 84, 80, 80}; //int[] ypoints = {-15, -10, -8, -13, 15, 15, -13, -8, -10}; // int[] ypoints = {-90, -85, -83, -88, -60, -60, -88, -83, -85}; Polygon arrow = new Polygon(xpoints, ypoints, xpoints.length); g2d.fill(arrow); g2d.setPaint(Color.black); //g2d.drawString("N", 80, 5); ////System.out.println("DF_dC: " + g2d.getClipBounds()); // Rectangle2D.Double border = new Rectangle2D.Double(10, 10, // clipRect.width-20, clipRect.height-20); // g2d.drawString("N", 80, -70); g2d.drawString("N", 0, 20); g2d.translate(-(clipRect.width - 30), -20); } // super.paintComponent clears offscreen pixmap, // since we're using double buffering by default. /** * Clears the screen from the barrier drawing that were drawn on te GUI panel for displaying the * field details or existance. * @param g The graphics object used to clear the contents from the screen acting as an eraser. */ protected void clear(Graphics g) { super.paintComponent(g); } /** * Default constructor for the class that initialises some basic things and calls * its super constructor which is from the panel. */ public DrawField() { super(); setToolTipText("DrawField:main"); //{{INIT_CONTROLS setLayout(new FlowLayout(FlowLayout.CENTER, 5, 5)); setSize(0, 0); addHelp(); //clipRect = new Rectangle(getSize()); //$$ lineBorder1.move(0,1); //}} } /** * This method is used if this dialog is rum as an independent application. If executed, * makes the GUI visible. * @param args These are the command line arguments passed to the main method. */ public static void main(String[] args) { // WindowUtilities.openInJFrame(new DrawField(), 240, 260); // JFrame frame = new JFrame(title); JFrame frame = new JFrame("Draw Field Test"); frame.setBackground(Color.white); DrawField df = new DrawField(); df.XLen = 100; df.YLen = 80; df.setBackground(Color.white); df.addPropertyChangeListener(df); frame.setSize(240, 260); // frame.setContentPane(content); frame.setContentPane(df); // frame.addWindowListener(new ExitListener()); frame.setVisible(true); df.propertyChange(new PropertyChangeEvent(df, RunFileData.XLength, null, "100")); df.propertyChange(new PropertyChangeEvent(df, RunFileData.YLength, null, "80")); try { // df.changes.firePropertyChange(ShowN, null, ""); df.propertyChange(new PropertyChangeEvent(df, ShowN, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, ShowS, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, ShowE, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, ShowW, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, SelectN, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, SelectS, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, SelectE, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, SelectW, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, SelectNone, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, HideN, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, HideS, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, HideE, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, HideW, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, SelectN, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, DeselectN, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, SelectS, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, DeselectS, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, SelectE, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, DeselectE, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, SelectW, null, "")); Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, DeselectW, null, "")); Thread.sleep(1000); // df.propertyChange(new PropertyChangeEvent(df, ShowD, null, "")); // Thread.sleep(1000); df.propertyChange(new PropertyChangeEvent(df, HideD, null, "")); Thread.sleep(1000); } catch (java.lang.InterruptedException f) { } System.exit(0); } double XLen = 0; double YLen = 0; double Radius = 0; double Angle = 30; double SYLen = 0; double SXLen = 0; private boolean isShape(String test) { return c_shape.equals(test); } /** * */ public void reset() { drawN = false; drawE = false; drawS = false; drawW = false; showN = false; showE = false; showS = false; showW = false; } /** * Listens and updates changes to incorporate the modifications intended by an event trigger on the * same or a different GUI component being registered to listen or react based on * @param e The event triggered when some property that is registered with this object happen to * undergo changes due to user interaction or other screen's event generation. */ @Override public void propertyChange(PropertyChangeEvent e) { // System.out.println("DF-pC: " + e.getPropertyName()); if (e.getPropertyName().equals(RunFileData.ResetBarriers)) { reset(); } else if (e.getPropertyName().equals(RunFileData.Shape)) { c_shape = e.getNewValue().toString(); if (isShape(RegPanel.SHAPE_CIRCLE) || isShape(RegPanel.SHAPE_HALF_CIRCLE_HS) || isShape(RegPanel.SHAPE_HALF_CIRCLE_HN) || isShape(RegPanel.SHAPE_HALF_CIRCLE_VE) || isShape(RegPanel.SHAPE_HALF_CIRCLE_VW) || isShape(RegPanel.SHAPE_QUARTER_CIRCLE_NE) || isShape(RegPanel.SHAPE_QUARTER_CIRCLE_SE) || isShape(RegPanel.SHAPE_QUARTER_CIRCLE_SW) || isShape(RegPanel.SHAPE_QUARTER_CIRCLE_NW)) { c_approximateRegion = true; } else { c_approximateRegion = false; } repaint(); } else if (e.getPropertyName().equals(RunFileData.Radius)) { drawnToScaleFlag = true; try { Radius = Double.parseDouble((String) e.getNewValue()); } catch (NumberFormatException k) { //System.err.println("RP-pC: bad Radius from rfd " + k); } repaint(); } else if (e.getPropertyName().equals(RunFileData.XLength)) { drawnToScaleFlag = true; try { XLen = Double.parseDouble((String) e.getNewValue()); } catch (NumberFormatException k) { //System.err.println("RP-pC: bad XLen from rfd " + k); } if (XLen == 0 || YLen == 0) { return; } if (XLen > YLen) { SXLen = 100; SYLen = (YLen / XLen) * 100; } else { SYLen = 100; SXLen = (XLen / YLen) * 100; } scale(); repaint(); } else if (e.getPropertyName().equals(RunFileData.YLength)) { drawnToScaleFlag = true; try { YLen = Double.parseDouble((String) e.getNewValue()); } catch (NumberFormatException k) { //System.err.println("RP-pC: bad XLen from rfd " + k); } if (XLen == 0 || YLen == 0) { return; } if (XLen > YLen) { SXLen = 100; SYLen = (YLen / XLen) * 100; } else { SYLen = 100; SXLen = (XLen / YLen) * 100; } scale(); repaint(); } else if (e.getPropertyName().equals(RunFileData.RegionAngle)) { try { Angle = Double.parseDouble((String) e.getNewValue()); } catch (NumberFormatException k) { //System.err.println("RP-pC: bad XLen from rfd " + k); } repaint(); } else if (e.getPropertyName().equals(SelectN)) { drawN = true; drawE = false; drawW = false; drawS = false; repaint(); } else if (e.getPropertyName().equals(SelectE)) { drawE = true; drawW = false; drawS = false; drawN = false; repaint(); } else if (e.getPropertyName().equals(SelectS)) { drawS = true; drawN = false; drawE = false; drawW = false; repaint(); } else if (e.getPropertyName().equals(SelectW)) { drawW = true; drawN = false; drawE = false; drawS = false; repaint(); } else if (e.getPropertyName().equals(SelectNone)) { drawW = false; drawN = false; drawE = false; drawS = false; drawD = true; repaint(); } else if (e.getPropertyName().equals(DeselectN)) { drawN = false; repaint(); } else if (e.getPropertyName().equals(DeselectE)) { drawE = false; repaint(); } else if (e.getPropertyName().equals(DeselectS)) { drawS = false; repaint(); } else if (e.getPropertyName().equals(DeselectW)) { drawW = false; repaint(); } else if (e.getPropertyName().equals(ShowE)) { showE = true; repaint(); } else if (e.getPropertyName().equals(ShowW)) { showW = true; repaint(); } else if (e.getPropertyName().equals(ShowN)) { showN = true; repaint(); } else if (e.getPropertyName().equals(ShowS)) { showS = true; repaint(); } else if (e.getPropertyName().equals(HideE)) { showE = false; repaint(); } else if (e.getPropertyName().equals(HideW)) { showW = false; repaint(); } else if (e.getPropertyName().equals(HideN)) { showN = false; repaint(); } else if (e.getPropertyName().equals(HideS)) { showS = false; repaint(); } } /** * * @param scaleX * @param scaleY */ public void setSpecialCaseHackFactor(double scaleX, double scaleY) { c_scaleX = scaleX; c_scaleY = scaleY; } private void addHelp() { CSH.setHelpIDString(this, "drawPanel_html"); } //{{DECLARE_CONTROLS // com.symantec.itools.javax.swing.borders.LineBorder lineBorder1 = new com.symantec.itools.javax.swing.borders.LineBorder(); //}} }