/** paint the canvas into a image file of given width and height */
public void writeToImage(String s, int w, int h) {
String ext;
File f;
try {
ext = s.substring(s.lastIndexOf(".") + 1);
f = new File(s);
} catch (Exception e) {
System.out.println(e);
return;
}
if (!ext.equals("jpg") && !ext.equals("png")) {
System.out.println("Cannot write to file: Illegal extension " + ext);
return;
}
boolean opq = true;
if (theOpaque != null) opq = theOpaque;
BufferedImage image = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = image.createGraphics();
g2.setBackground(Color.white);
g2.setPaint(Color.black);
g2.setStroke(new BasicStroke(1));
g2.setRenderingHint(
RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
doBuffer(g2, true, new Rectangle(0, 0, w, h));
try {
ImageIO.write(image, ext, f);
} catch (Exception e) {
System.out.println(e);
}
}
public void paint(Graphics g) {
super.paint(g);
Graphics2D g2D = (Graphics2D) g;
int x = this.getWidth();
int y = this.getHeight();
int z = 4;
if (orientation.equals(DesktopBar.WEST)) {
int[] X = {x - z, x - z, 2 * x / 5, x / 2, z, x / 2, 2 * x / 5};
int[] Y = {2 * y / 5, 3 * y / 5, 3 * y / 5, y - z, y / 2, z, 2 * y / 5};
g2D.draw(new Polygon(X, Y, 7));
}
if (orientation.equals(DesktopBar.EAST)) {
int[] X = {z, z, 2 * x / 3, x / 2, x - z, x / 2, 2 * x / 3};
int[] Y = {2 * y / 5, 3 * y / 5, 3 * y / 5, y - z, y / 2, z, 2 * y / 5};
g2D.draw(new Polygon(X, Y, 7));
}
if (orientation.equals(DesktopBar.NORTH)) {
int[] X = {2 * x / 5, 3 * x / 5, 3 * x / 5, x - z, x / 2, z, 2 * x / 5};
int[] Y = {y - z, y - z, 2 * y / 5, y / 2, z, y / 2, 2 * y / 5};
g2D.draw(new Polygon(X, Y, 7));
}
if (orientation.equals(DesktopBar.SOUTH)) {
int[] X = {2 * x / 5, 3 * x / 5, 3 * x / 5, x - z, x / 2, z, 2 * x / 5};
int[] Y = {z, z, 2 * y / 3, y / 2, y - z, y / 2, 2 * y / 3};
g2D.draw(new Polygon(X, Y, 7));
}
}
/**
* Override the pain method do draw the axis lines
*
* @param g The graphics to paint to
*/
public void paint(Graphics g) {
Rectangle b = getBounds();
g.setColor(canvasBg);
g.fillRect(0, 0, b.width, b.height);
paintGrid(g);
Point center = getCenter();
if (g instanceof Graphics2D) {
((Graphics2D) g).translate(center.x, center.y);
}
super.paint(g);
if (g instanceof Graphics2D) {
((Graphics2D) g).scale(1.0, 1.0);
}
g.setColor(Color.gray);
g.drawLine(0, -10 * b.height, 0, 10 * b.height);
g.drawLine(-10 * b.width, 0, 10 * b.width, 0);
MetSymbol tmp = highlightedMetSymbol;
if (tmp != null) {
Rectangle tb = tmp.getBounds();
g.setColor(Color.red);
g.drawRect(tb.x - 2, tb.y - 2, tb.width + 4, tb.height + 4);
}
}
public void drawFunctionToGraphic(Graphics2D g, int x, int y, int UNITYX, int UNITYY) {
int _x, _y;
g.setColor(Color.red);
g.drawString("f(x) = " + F.toString(), 15, 20);
g.setColor(Color.blue);
for (double i = 0; ; i += EPSILON) {
_x = (int) (i * UNITYX) + x / 2;
_y = -(int) (F.evaluate(i) * UNITYY) + y / 2;
g.drawLine(
_x,
_y,
(int) ((i + EPSILON) * UNITYX) + x / 2,
-(int) (F.evaluate(i + EPSILON) * UNITYY) + y / 2);
if (_x < 0 || _x > x || _y < 0 || _y > y) break;
}
for (double i = 0; ; i -= EPSILON) {
_x = (int) (i * UNITYX) + x / 2;
_y = -(int) (F.evaluate(i) * UNITYY) + y / 2;
g.drawLine(
_x,
_y,
(int) ((i + EPSILON) * UNITYX) + x / 2,
-(int) (F.evaluate(i + EPSILON) * UNITYY) + y / 2);
if (_x < 0 || _x > x || _y < 0 || _y > y) break;
}
}
/**
* All purpose paint method that should do the right thing for all linear bouncing-box progress
* bars. Override this if you are making another kind of progress bar.
*
* @see #paintDeterminate
* @since 1.4
*/
protected void paintIndeterminate(Graphics g, JComponent c) {
if (!(g instanceof Graphics2D)) {
return;
}
Insets b = progressBar.getInsets(); // area for border
int barRectWidth = progressBar.getWidth() - (b.right + b.left);
int barRectHeight = progressBar.getHeight() - (b.top + b.bottom);
if (barRectWidth <= 0 || barRectHeight <= 0) {
return;
}
Graphics2D g2 = (Graphics2D) g;
// Paint the bouncing box.
boxRect = getBox(boxRect);
if (boxRect != null) {
g2.setColor(progressBar.getForeground());
g2.fillRect(boxRect.x, boxRect.y, boxRect.width, boxRect.height);
}
// Deal with possible text painting
if (progressBar.isStringPainted()) {
if (progressBar.getOrientation() == JProgressBar.HORIZONTAL) {
paintString(g2, b.left, b.top, barRectWidth, barRectHeight, boxRect.x, boxRect.width, b);
} else {
paintString(g2, b.left, b.top, barRectWidth, barRectHeight, boxRect.y, boxRect.height, b);
}
}
}
/** [Internal] */
private void paintBackground(Graphics2D g2, Color theBackground) {
Color color1 = g2.getColor();
if (theBackground == null) theBackground = Color.white;
g2.setColor(theBackground);
g2.fillRect(0, 0, 30000, 30000);
g2.setColor(color1);
}
@Override
protected void paintComponent(Graphics g) {
super.paintComponent(g);
Graphics2D g2 = (Graphics2D) g;
Insets i = getInsets();
// int y = g2.getFontMetrics().getHeight()*getLineAtCaret(this)+i.top;
int y = caret.y + caret.height - 1;
g2.setPaint(cfc);
g2.drawLine(i.left, y, getSize().width - i.left - i.right, y);
}
/**
* Paint a background for all groups and a round blue border and background when a cell is
* selected.
*
* @param g the <tt>Graphics</tt> object
*/
private void internalPaintComponent(Graphics g) {
AntialiasingManager.activateAntialiasing(g);
Graphics2D g2 = (Graphics2D) g;
if (isSelected) {
g2.setColor(selectedColor);
g2.fillRect(0, 0, this.getWidth(), this.getHeight());
}
}
public void paint(Graphics g) {
gRef = (Graphics2D) g;
// change size of font
gRef.setFont(gRef.getFont().deriveFont(9.0f));
fmRef = g.getFontMetrics();
// Clear background
if (Preferences.monochrome) {
gRef.setColor(Preferences.whiteColor);
} else {
gRef.setColor(Preferences.backgroundColor);
}
gRef.fillRect(0, 0, getWidth(), getHeight());
// set colour to correct drawing colour
if (Preferences.monochrome) {
gRef.setColor(Preferences.blackColor);
} else {
gRef.setColor(Preferences.penColor);
}
gRef.translate(0, margin);
// Call c code to draw tree
gRef.scale(scale, scale);
nativeDrawTree();
}
@Override
public void paintIcon(Component c, Graphics g, int x, int y) {
icon.paintIcon(c, g, x, y);
int w = getIconWidth();
int h = getIconHeight();
Graphics2D g2 = (Graphics2D) g;
g2.setPaint(FOREGROUND);
g2.translate(x, y);
g2.fillRect(a, (h - b) / 2, w - a - a, b);
g2.translate(-x, -y);
}
public void paint(Graphics g) {
synchronized (this) {
Graphics2D g2d = (Graphics2D) g;
if (img != null) {
int imgw = img.getWidth();
int imgh = img.getHeight();
g2d.setComposite(AlphaComposite.Src);
g2d.drawImage(img, null, 0, 0);
}
}
}
public static BufferedImage tileImage(BufferedImage im, int width, int height) {
GraphicsConfiguration gc =
GraphicsEnvironment.getLocalGraphicsEnvironment()
.getDefaultScreenDevice()
.getDefaultConfiguration();
int transparency = Transparency.OPAQUE; // Transparency.BITMASK;
BufferedImage compatible = gc.createCompatibleImage(width, height, transparency);
Graphics2D g = (Graphics2D) compatible.getGraphics();
g.setPaint(new TexturePaint(im, new Rectangle(0, 0, im.getWidth(), im.getHeight())));
g.fillRect(0, 0, width, height);
return compatible;
}
public void setPenColour(int colour) {
if (Preferences.monochrome) {
gRef.setColor(Preferences.blackColor);
} else {
if (colour == 0) {
gRef.setColor(Preferences.penColor);
}
if (colour == 1) {
gRef.setColor(Preferences.highlightColor);
}
}
}
/** [Internal] */
public int print(Graphics g, PageFormat pf, int pi) throws PrinterException {
if (pi >= 1) {
return Printable.NO_SUCH_PAGE;
}
RepaintManager currentManager = RepaintManager.currentManager(this);
currentManager.setDoubleBufferingEnabled(false);
Graphics2D g2 = (Graphics2D) g;
initState(g2, true);
g2.translate((int) (pf.getImageableX() + 1), (int) (pf.getImageableY() + 1));
g2.scale(printScale, printScale);
doBuffer(g2, true, null);
currentManager.setDoubleBufferingEnabled(true);
return Printable.PAGE_EXISTS;
}
private synchronized void doBuffer(Graphics2D g2, boolean opq, Rectangle rt) {
origTransform = g2.getTransform();
if (opq && rt != null) g2.clearRect(rt.x, rt.y, rt.width, rt.height);
g2.setPaint(origPaint);
g2.setFont(origFont);
g2.setStroke(origStroke);
if (inBuffer) { // System.out.println("upps");
for (int i = 0; i < a1x.size(); i++) doPaint(g2, a1x.get(i), a2x.get(i));
origTransform = null;
return;
}
for (int i = 0; i < a1.size(); i++) doPaint(g2, a1.get(i), a2.get(i));
origTransform = null;
}
public void generarFondo(Component componente) {
Rectangle areaDibujo = this.getBounds();
BufferedImage tmp;
GraphicsConfiguration gc =
GraphicsEnvironment.getLocalGraphicsEnvironment()
.getDefaultScreenDevice()
.getDefaultConfiguration();
tmp = gc.createCompatibleImage(areaDibujo.width, areaDibujo.height, BufferedImage.TRANSLUCENT);
Graphics2D g2d = (Graphics2D) tmp.getGraphics();
g2d.setColor(new Color(55, 55, 255, 165));
g2d.fillRect(0, 0, areaDibujo.width, areaDibujo.height);
fondo = tmp;
}
private void drawString(String str, int x, int y) {
// text does not work correctly for very small scales.
if (textEnabled && scale > 0.05) {
gRef.drawString(str, x, y);
}
}
private void drawPoint(PointDP point, Graphics2D g) {
g.fillOval(
frameWidth / 2 + (int) (point.x * unityX) - 3,
frameHeight / 2 - (int) (point.y * unityY) - 3,
6,
6);
}
public void render(int w, int h, Graphics2D g2) {
int iw = img[imgIndex].getWidth(null);
int ih = img[imgIndex].getHeight(null);
BufferedImage bi = new BufferedImage(iw, ih, BufferedImage.TYPE_INT_RGB);
biop[opsIndex].filter(img[imgIndex], bi);
g2.drawImage(bi, 0, 0, w, h, null);
}
private void fillPolyline(int x[], int y[], int length, int symbolType) {
if (!Preferences.monochrome) {
setFillColor(symbolType);
gRef.fillPolygon(x, y, length);
restoreColor();
}
}
private void fillRectangle(int x, int y, int width, int height, int symbolType) {
if (!Preferences.monochrome) {
setFillColor(symbolType);
gRef.fillRect(x, y, width, height);
restoreColor();
}
}
public synchronized void paint(Graphics gin) {
Graphics2D g = (Graphics2D) gin;
if (im == null) return;
int height = getHeight();
int width = getWidth();
if (fit) {
t = new AffineTransform();
double scale = Math.min(((double) width) / im.getWidth(), ((double) height) / im.getHeight());
// we'll re-center the transform in a moment.
t.scale(scale, scale);
}
// if the image (in either X or Y) is smaller than the view port, then center
// the image with respect to that axis.
double mwidth = im.getWidth() * t.getScaleX();
double mheight = im.getHeight() * t.getScaleY();
if (mwidth < width)
t.preConcatenate(
AffineTransform.getTranslateInstance((width - mwidth) / 2.0 - t.getTranslateX(), 0));
if (mheight < height)
t.preConcatenate(
AffineTransform.getTranslateInstance(0, (height - mheight) / 2.0 - t.getTranslateY()));
// if we're allowing panning (because only a portion of the image is visible),
// don't allow translations that show less information that is possible.
Point2D topleft = t.transform(new Point2D.Double(0, 0), null);
Point2D bottomright = t.transform(new Point2D.Double(im.getWidth(), im.getHeight()), null);
if (mwidth > width) {
if (topleft.getX() > 0)
t.preConcatenate(AffineTransform.getTranslateInstance(-topleft.getX(), 0));
if (bottomright.getX() < width)
t.preConcatenate(AffineTransform.getTranslateInstance(width - bottomright.getX(), 0));
// t.translate(width-bottomright.getX(), 0);
}
if (mheight > height) {
if (topleft.getY() > 0)
t.preConcatenate(AffineTransform.getTranslateInstance(0, -topleft.getY()));
if (bottomright.getY() < height)
t.preConcatenate(AffineTransform.getTranslateInstance(0, height - bottomright.getY()));
}
g.drawImage(im, t, null);
}
private void fillArc(
int x, int y, int width, int height, int startAngle, int arcAngle, int symbolType) {
if (!Preferences.monochrome) {
setFillColor(symbolType);
gRef.fillArc(x, y, width, height, startAngle, arcAngle);
restoreColor();
}
}
private void buildAccumulator(int r) {
accImage = new BufferedImage(width, height, greyScale.getType());
Graphics2D g = accImage.createGraphics();
g.setColor(new Color(0, 0, 0, 0));
g.fillRect(0, 0, width, height);
g.dispose();
int max = 0;
double[] a = new double[1];
for (int y = 0; y < height; ++y)
for (int x = 0; x < width; ++x) {
a[0] = acc[y * width + x][r - rmin] & 0xFF;
accImage.getRaster().setPixel(x, y, a);
}
ImageIcon icon2 = new ImageIcon(accImage);
lbl2.setIcon(icon2);
}
public void draw(Graphics2D g) {
Rectangle2D clipBounds = g.getClipBounds();
if (clipBounds != null) {
Collection<Figure> c = quadTree.findIntersects(clipBounds);
Collection<Figure> toDraw = sort(c);
draw(g, toDraw);
} else {
draw(g, children);
}
}
public void paintComponent(Graphics g) {
super.paintComponent(g);
this.setBackground(Color.WHITE);
Graphics2D g2d = (Graphics2D) g;
RenderingHints rh =
new RenderingHints(
RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
g2d.setRenderingHints(rh);
for (int i = 0; i < strokes.size(); i++) {
Stroke currentStroke = strokes.get(i);
g2d.setPaint(currentStroke.getColor());
g2d.setStroke(new BasicStroke(currentStroke.getThickness()));
ArrayList<Point2D> currentStrokePoints = currentStroke.getPoints();
for (int j = 1; j < currentStrokePoints.size(); j++) {
g2d.drawLine(
(int) (currentStrokePoints.get(j - 1).getX() * this.getSize().getWidth()),
(int) (currentStrokePoints.get(j - 1).getY() * this.getSize().getHeight()),
(int) (currentStrokePoints.get(j).getX() * this.getSize().getWidth()),
(int) (currentStrokePoints.get(j).getY() * this.getSize().getHeight()));
}
}
}
/**
* Draws the passed-in text using syntax highlighting for the current language. It is assumed that
* the entire line is either not in a selected region, or painting with a selection-foreground
* color is turned off.
*
* @param painter The painter to render the tokens.
* @param token The list of tokens to draw.
* @param g The graphics context in which to draw.
* @param x The x-coordinate at which to draw.
* @param y The y-coordinate at which to draw.
* @return The x-coordinate representing the end of the painted text.
*/
private float drawLine(
TokenPainter painter, Token token, Graphics2D g, float x, float y, int line) {
float nextX = x; // The x-value at the end of our text.
boolean paintBG = host.getPaintTokenBackgrounds(line, y);
while (token != null && token.isPaintable() && nextX < clipEnd) {
nextX = painter.paint(token, g, nextX, y, host, this, clipStart, paintBG);
token = token.getNextToken();
}
// NOTE: We should re-use code from Token (paintBackground()) here,
// but don't because I'm just too lazy.
if (host.getEOLMarkersVisible()) {
g.setColor(host.getForegroundForTokenType(Token.WHITESPACE));
g.setFont(host.getFontForTokenType(Token.WHITESPACE));
g.drawString("\u00B6", nextX, y);
}
// Return the x-coordinate at the end of the painted text.
return nextX;
}
public void sobel() {
sobel = new BufferedImage(width, height, filtered.getType());
Graphics2D g = sobel.createGraphics();
g.setColor(new Color(0, 0, 0, 0));
g.fillRect(0, 0, width, height);
g.dispose();
int[] tmp = new int[1];
sX = new double[height][width];
sY = new double[height][width];
double maxX = 0;
double maxY = 0;
for (int y = 1; y < height - 1; ++y)
for (int x = 1; x < width - 1; ++x) {
double Xvalue = 0;
double Yvalue = 0;
for (int j = -1; j <= 1; ++j)
for (int i = -1; i <= 1; ++i) {
Xvalue += GX[1 + j][1 + i] * filtered.getRaster().getPixel(x + i, y + j, tmp)[0];
Yvalue += GY[1 + j][1 + i] * filtered.getRaster().getPixel(x + i, y + j, tmp)[0];
}
if (Xvalue > maxX) maxX = Xvalue;
if (Yvalue > maxY) maxY = Yvalue;
sX[y][x] = Xvalue;
sY[y][x] = Yvalue;
}
for (int y = 1; y < height - 1; ++y)
for (int x = 1; x < width - 1; ++x) {
double[] a = {(Math.abs((sX[y][x] / maxX * 255)) + Math.abs((sY[y][x] / maxY) * 255))};
// if (a[0] > 0) binary[y][x] = 1;
// if (a[0] <= 0) binary[y][x] = 0;
sobel.getRaster().setPixel(x, y, a);
}
ImageIcon icon2 = new ImageIcon(sobel);
lbl2.setIcon(icon2);
}
public void drawPolylines(Graphics2D g2) {
int i, ipol, npoints, noffs;
// draw GeneralPath (polyline)
for (ipol = 0; ipol < numpolys; ipol++) {
noffs = bufpol[ipol];
npoints = bufpts[noffs + 1];
if (npoints > 1) { // was 0, TS on 20.08.'12
polyline.moveTo(bufpts[noffs + 2], bufpts[noffs + 3]);
for (i = 1; i < npoints; i++) {
polyline.lineTo(bufpts[noffs + 2 * i + 2], bufpts[noffs + 2 * i + 3]);
}
/* //TS on 20.08.'12
if (npoints == 1) {
polyline.lineTo(bufpts[noffs+2], bufpts[noffs+3]);
}
*/
g2.setStroke(DatanGraphics.strokes[bufpts[noffs] - 1]);
g2.setPaint(DatanGraphics.ct[bufpts[noffs]]);
g2.draw(polyline);
polyline.reset();
}
}
}
private synchronized void toBuffer(int s, Object a) {
a1.add(s);
a2.add(a);
if (s == clear) {
clearBuffer();
}
if (s == opaque) theOpaque = (Boolean) a;
if (s == setBackground) theBackground = (Color) a;
if (inBuffer) return;
if (isSetter(s)) return;
Graphics g = getGraphics();
if (g == null) return;
Graphics2D g2 = (Graphics2D) g;
g2.setPaint(origPaint);
g2.setFont(origFont);
g2.setStroke(origStroke);
for (int i = 0; i < a1.size() - 1; i++) {
int s1 = a1.get(i);
Object s2 = a2.get(i);
if (isSetter(s1)) doPaint(g2, s1, s2);
}
doPaint((Graphics2D) g, s, a);
}