Example usage for java.awt Graphics drawLine

Introduction

In this page you can find the example usage for java.awt Graphics drawLine.

Prototype

public abstract void drawLine(int x1, int y1, int x2, int y2);

Source Link

Document

Draws a line, using the current color, between the points (x1, y1) and (x2, y2) in this graphics context's coordinate system.

Usage

From source file:AppletMenuBarDemo.java

/**
 * This method is called to draw tell the component to redraw itself. If we
 * were implementing a Swing component, we'd override paintComponent()
 * instead//w w w .  j  ava2  s. c  om
 */
public void paint(Graphics g) {
    if (remeasure)
        measure(); // Remeasure everything first, if needed

    // Figure out Y coordinate to draw at
    Dimension size = getSize();
    int baseline = size.height - margins.bottom - descent;
    // Set the font to draw with
    g.setFont(getFont());
    // Loop through the labels
    int nummenus = labels.size();
    for (int i = 0; i < nummenus; i++) {
        // Set the drawing color. Highlight the current item
        if ((i == highlightedItem) && (highlightColor != null))
            g.setColor(getHighlightColor());
        else
            g.setColor(getForeground());

        // Draw the menu label at the position computed in measure()
        g.drawString((String) labels.elementAt(i), startPositions[i], baseline);
    }

    // Now draw a groove at the bottom of the menubar.
    Color bg = getBackground();
    g.setColor(bg.darker());
    g.drawLine(0, size.height - 2, size.width, size.height - 2);
    g.setColor(bg.brighter());
    g.drawLine(0, size.height - 1, size.width, size.height - 1);
}

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From source file:net.sf.taverna.t2.activities.spreadsheet.views.SpreadsheetImportConfigView.java

/**
 * Adds a light gray or etched border to the top or bottom of a JComponent.
 *
 * @param component//from  w w  w .j a  va  2s .c  o m
 */
protected void addDivider(JComponent component, final int position, final boolean etched) {
    component.setBorder(new Border() {
        private final Color borderColor = new Color(.6f, .6f, .6f);

        public Insets getBorderInsets(Component c) {
            if (position == SwingConstants.TOP) {
                return new Insets(5, 0, 0, 0);
            } else {
                return new Insets(0, 0, 5, 0);
            }
        }

        public boolean isBorderOpaque() {
            return false;
        }

        public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {
            if (position == SwingConstants.TOP) {
                if (etched) {
                    g.setColor(borderColor);
                    g.drawLine(x, y, x + width, y);
                    g.setColor(Color.WHITE);
                    g.drawLine(x, y + 1, x + width, y + 1);
                } else {
                    g.setColor(Color.LIGHT_GRAY);
                    g.drawLine(x, y, x + width, y);
                }
            } else {
                if (etched) {
                    g.setColor(borderColor);
                    g.drawLine(x, y + height - 2, x + width, y + height - 2);
                    g.setColor(Color.WHITE);
                    g.drawLine(x, y + height - 1, x + width, y + height - 1);
                } else {
                    g.setColor(Color.LIGHT_GRAY);
                    g.drawLine(x, y + height - 1, x + width, y + height - 1);
                }
            }
        }

    });
}

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From source file:uk.co.modularaudio.mads.base.soundfile_player.ui.SoundfilePlayerWaveOverviewUiJComponent.java

@Override
public void paintComponent(final Graphics g) {
    //      log.trace("WaveOverview paint() called");
    final int xWaveOffset = WAVE_OVERVIEW_BORDER_PIXELS + WAVE_OVERVIEW_INTRO_PIXELS;
    g.setColor(SoundfilePlayerColorDefines.WAVE_DISPLAY_BACKGROUND_COLOR);
    g.fillRect(1, 1, lastWidth - 1, lastHeight - 1);
    g.setColor(SoundfilePlayerColorDefines.WAVE_DISPLAY_BORDER_COLOR);
    g.drawRect(0, 0, lastWidth, lastHeight);

    if (staticThumbnail != null) {
        g.drawImage(staticThumbnail, xWaveOffset, WAVE_OVERVIEW_BORDER_PIXELS, null);
    } else {/*w ww  . ja  va  2  s .  c om*/
        g.setColor(SoundfilePlayerColorDefines.WAVE_DISPLAY_WAVE_BG_COLOR);
        g.fillRect(xWaveOffset, WAVE_OVERVIEW_BORDER_PIXELS, lastOverviewWidth, lastOverviewHeight);
        if (internalPercentComplete >= 0) {
            g.setColor(SoundfilePlayerColorDefines.WAVE_DISPLAY_WAVE_FG_COLOR);
            final int yOffset = WAVE_OVERVIEW_BORDER_PIXELS + (lastOverviewHeight / 2);
            final int widthOfLine = (lastOverviewWidth * internalPercentComplete) / 100;
            g.drawLine(xWaveOffset, yOffset, xWaveOffset + widthOfLine, yOffset);
        }
    }

    g.setColor(SoundfilePlayerColorDefines.WAVE_DISPLAY_CURRENT_POSITION_COLOUR);
    final int actualPos = xWaveOffset + desiredNormalisedPositionPixel;
    g.drawLine(actualPos, WAVE_OVERVIEW_BORDER_PIXELS, actualPos, lastOverviewHeight);

    displayedNormalisedPositionPixel = desiredNormalisedPositionPixel;
}

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From source file:uk.co.modularaudio.mads.base.oscilloscope.ui.OscilloscopeDisplayUiJComponent.java

private void plotAllDataValues(final Graphics g, final int plotWidth, final int plotStart, final int plotHeight,
        final int numSamplesInBuffer, final float[] dataToPlot, final boolean firstMags) {
    previousX = -1;/*from w w  w. j  a v a 2  s  .c om*/
    previousY = -1;
    for (int i = 0; i < numSamplesInBuffer; i++) {
        final double pixelIndex = ((float) i / numSamplesInBuffer) * plotWidth;
        final int intPixelIndex = (int) pixelIndex;
        final float origVal = dataToPlot[i];
        final float scaledVal = origVal / (firstMags ? maxMag0 : maxMag1);
        //            log.debug("MaxMag0 is " + maxMag0);
        // Curval goes from +1.0 to -1.0
        // We need it to go from 0 to height

        final int actualY = (int) (((scaledVal + 1.0) / 2.0) * (plotHeight - 1));
        final int curX = SCALE_WIDTH + intPixelIndex;
        final int curY = (plotHeight - 1) - actualY;
        if (curX != previousX || curY != previousY) {
            if (previousX != -1) {
                g.drawLine(previousX, previousY, curX, curY);
            }
            previousX = curX;
            previousY = curY;
        }
        final float absY = Math.abs(origVal);
        if (firstMags) {
            if (absY > newMaxMag0) {
                newMaxMag0 = absY;
            }
        } else {
            if (absY > newMaxMag1) {
                newMaxMag1 = absY;
            }
        }
    }
}

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From source file:components.Rule.java

protected void paintComponent(Graphics g) {
    Rectangle drawHere = g.getClipBounds();

    // Fill clipping area with dirty brown/orange.
    g.setColor(new Color(230, 163, 4));
    g.fillRect(drawHere.x, drawHere.y, drawHere.width, drawHere.height);

    // Do the ruler labels in a small font that's black.
    g.setFont(new Font("SansSerif", Font.PLAIN, 10));
    g.setColor(Color.black);/*w w  w .  jav a  2  s. c  o  m*/

    // Some vars we need.
    int end = 0;
    int start = 0;
    int tickLength = 0;
    String text = null;

    // Use clipping bounds to calculate first and last tick locations.
    if (orientation == HORIZONTAL) {
        start = (drawHere.x / increment) * increment;
        end = (((drawHere.x + drawHere.width) / increment) + 1) * increment;
    } else {
        start = (drawHere.y / increment) * increment;
        end = (((drawHere.y + drawHere.height) / increment) + 1) * increment;
    }

    // Make a special case of 0 to display the number
    // within the rule and draw a units label.
    if (start == 0) {
        text = Integer.toString(0) + (isMetric ? " cm" : " in");
        tickLength = 10;
        if (orientation == HORIZONTAL) {
            g.drawLine(0, SIZE - 1, 0, SIZE - tickLength - 1);
            g.drawString(text, 2, 21);
        } else {
            g.drawLine(SIZE - 1, 0, SIZE - tickLength - 1, 0);
            g.drawString(text, 9, 10);
        }
        text = null;
        start = increment;
    }

    // ticks and labels
    for (int i = start; i < end; i += increment) {
        if (i % units == 0) {
            tickLength = 10;
            text = Integer.toString(i / units);
        } else {
            tickLength = 7;
            text = null;
        }

        if (tickLength != 0) {
            if (orientation == HORIZONTAL) {
                g.drawLine(i, SIZE - 1, i, SIZE - tickLength - 1);
                if (text != null)
                    g.drawString(text, i - 3, 21);
            } else {
                g.drawLine(SIZE - 1, i, SIZE - tickLength - 1, i);
                if (text != null)
                    g.drawString(text, 9, i + 3);
            }
        }
    }
}

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From source file:org.trianacode.gui.main.imp.TrianaTask.java

protected void paintProcessProgress(Graphics g) {
    if (processled) {
        Color col = ColorManager.getColor(PROGRESS_ELEMENT, getTaskInterface());

        if (col.getAlpha() > 0) {
            Dimension size = getSize();

            int width = (int) (size.width * PROCESS_LED_WIDTH_FACTOR);
            int height = (int) (size.height * PROCESS_LED_HEIGHT_FACTOR);
            int left = (size.width / 2) - (width / 2);
            int top = 0;

            if (getTaskInterface() instanceof TaskGraph) {
                int processCount = (getStartProcessCount() % 3);
                left = (size.width / 2) - (width / 2 * 3) + (processCount * width);
            }/*from  ww  w  . ja  v  a 2  s  . com*/

            g.setColor(col);
            g.fill3DRect(left, top, width, height, true);

            left += width + 1;
            int offset = height / 2;

            for (int count = 0; (count < getStartProcessCount() - getStopProcessCount() - 1)
                    && (left + height < size.width); count++) {
                g.drawLine(left, top + offset, left + height, top + offset);
                g.drawLine(left + offset, top, left + offset, top + height);

                left += height + 1;
            }
        }
    }
}

---

From source file:de.tor.tribes.ui.views.DSWorkbenchReportFrame.java

@Override
public void actionPerformed(ActionEvent e) {
    ReportTableTab activeTab = getActiveTab();
    if (e.getActionCommand() != null && activeTab != null) {
        if (e.getActionCommand().equals("Copy")) {
            activeTab.transferSelection(ReportTableTab.TRANSFER_TYPE.COPY_TO_INTERNAL_CLIPBOARD);
        } else if (e.getActionCommand().equals("BBCopy")) {
            activeTab.transferSelection(ReportTableTab.TRANSFER_TYPE.CLIPBOARD_BB);
        } else if (e.getActionCommand().equals("Cut")) {
            activeTab.transferSelection(ReportTableTab.TRANSFER_TYPE.CUT_TO_INTERNAL_CLIPBOARD);
        } else if (e.getActionCommand().equals("Paste")) {
            activeTab.transferSelection(ReportTableTab.TRANSFER_TYPE.FROM_INTERNAL_CLIPBOARD);
        } else if (e.getActionCommand().equals("Delete")) {
            activeTab.deleteSelection(true);
        } else if (e.getActionCommand().equals("Find")) {
            BufferedImage back = ImageUtils.createCompatibleBufferedImage(3, 3, BufferedImage.TRANSLUCENT);
            Graphics g = back.getGraphics();
            g.setColor(new Color(120, 120, 120, 120));
            g.fillRect(0, 0, back.getWidth(), back.getHeight());
            g.setColor(new Color(120, 120, 120));
            g.drawLine(0, 0, 3, 3);
            g.dispose();//from   w  w w  .j ava  2 s  . com
            TexturePaint paint = new TexturePaint(back,
                    new Rectangle2D.Double(0, 0, back.getWidth(), back.getHeight()));
            jxSearchPane.setBackgroundPainter(new MattePainter(paint));
            DefaultListModel model = new DefaultListModel();

            for (int i = 0; i < activeTab.getReportTable().getColumnCount(); i++) {
                TableColumnExt col = activeTab.getReportTable().getColumnExt(i);
                if (col.isVisible()) {
                    if (!col.getTitle().equals("Status") && !col.getTitle().equals("Typ")
                            && !col.getTitle().equals("Sonstiges")) {
                        model.addElement(col.getTitle());
                    }
                }
            }
            jXColumnList.setModel(model);
            jXColumnList.setSelectedIndex(0);
            jxSearchPane.setVisible(true);
        }
    }
}

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From source file:ubic.gemma.web.controller.expression.experiment.ExpressionExperimentQCController.java

/**
 * Write a blank thumbnail image so user doesn't see the broken icon.
 *//*  w  ww  .  j  av a2 s . co m*/
private void writePlaceholderThumbnailImage(OutputStream os, int placeholderSize) throws IOException {
    // Make the image a bit bigger to account for the empty space around the generated image.
    // If we can find a way to remove this empty space, we don't need to make the chart bigger.
    BufferedImage buffer = new BufferedImage(placeholderSize + 16, placeholderSize + 9,
            BufferedImage.TYPE_INT_RGB);
    Graphics g = buffer.createGraphics();
    g.setColor(Color.white);
    g.fillRect(0, 0, placeholderSize + 16, placeholderSize + 9);
    g.setColor(Color.gray);
    g.drawLine(8, placeholderSize + 5, placeholderSize + 8, placeholderSize + 5); // x-axis
    g.drawLine(8, 5, 8, placeholderSize + 5); // y-axis
    g.setColor(Color.black);
    Font font = g.getFont();
    g.setFont(new Font(font.getName(), font.getStyle(), 8));
    g.drawString("N/A", 9, placeholderSize);
    ImageIO.write(buffer, "png", os);
}

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From source file:biogenesis.Organism.java

/**
 * Draws this organism to a graphics context.
 * The organism is drawn at its position in the world.
 * //from   w w  w .  j  av  a2  s. com
 * @param g  The graphics context to draw to.
 */
public void draw(Graphics g) {
    int i;
    if (_framesColor > 0) {
        // Draw all the organism in the same color
        g.setColor(_color);
        _framesColor--;
        for (i = 0; i < _segments; i++)
            g.drawLine(x1[i] + _centerX, y1[i] + _centerY, x2[i] + _centerX, y2[i] + _centerY);
    } else {
        if (alive) {
            for (i = 0; i < _segments; i++) {
                g.setColor(_segColor[i]);
                g.drawLine(x1[i] + _centerX, y1[i] + _centerY, x2[i] + _centerX, y2[i] + _centerY);
            }
        } else {
            g.setColor(Utils.ColorBROWN);
            for (i = 0; i < _segments; i++) {
                g.drawLine(x1[i] + _centerX, y1[i] + _centerY, x2[i] + _centerX, y2[i] + _centerY);
            }
        }
    }
}

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From source file:org.eurocarbdb.application.glycoworkbench.plugin.reporting.AnnotationReportCanvas.java

private void xorConnection(AnnotationObject selection, Point start_point, Point end_point) {

    Graphics g = getGraphics();
    g.setXORMode(Color.white);// www  .ja v  a  2s  .  c o m
    g.setColor(Color.gray);

    Rectangle rect = rectangles_complete.get(selection);
    Point2D peak = dataToScreenCoords(selection.getPeakPoint());

    // select anchor
    Point2D anchor = computeAnchor(rect, end_point, peak);

    // draw connection
    g.drawLine((int) anchor.getX(), (int) anchor.getY(), (int) end_point.getX(), (int) end_point.getY());
    g.drawLine((int) end_point.getX(), (int) end_point.getY(), (int) peak.getX(), (int) peak.getY());
}

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