Examples with Region org.eclipse.swt.graphics.Region used on opensource projects

Example 36 with Region

use of org.eclipse.swt.graphics.Region in project eclipse.platform.swt by eclipse.

the class Test_org_eclipse_swt_graphics_Region method test_intersectsLorg_eclipse_swt_graphics_Rectangle.

@Test
public void test_intersectsLorg_eclipse_swt_graphics_Rectangle() {
    Rectangle rect1 = new Rectangle(10, 20, 50, 30);
    Rectangle rectInter1 = new Rectangle(59, 49, 10, 20);
    Rectangle rectNotInter1 = new Rectangle(0, 5, 10, 15);
    Rectangle rect2 = new Rectangle(30, 40, 10, 100);
    Rectangle rectInter2 = new Rectangle(39, 139, 1, 5);
    Rectangle rectNotInter12 = new Rectangle(40, 50, 5, 15);
    Region reg = new Region(display);
    reg.dispose();
    try {
        reg.intersects(rectInter1);
        fail("no exception thrown on disposed region");
    } catch (Exception e) {
    }
    reg = new Region(display);
    if (reg.intersects(rect1)) {
        reg.dispose();
        fail("intersects can't return true on empty region");
    }
    reg.add(rect1);
    if (!reg.intersects(rect1)) {
        reg.dispose();
        fail("intersects didn't return true");
    }
    if (!reg.intersects(rectInter1)) {
        reg.dispose();
        fail("intersects didn't return true ");
    }
    if (reg.intersects(rectNotInter1)) {
        reg.dispose();
        fail("intersects return true on rectangle not intersecting with region");
    }
    reg.add(rect2);
    if (!reg.intersects(rect2)) {
        reg.dispose();
        fail("intersects didn't return true");
    }
    if (!reg.intersects(rectInter2)) {
        reg.dispose();
        fail("intersects didn't return true ");
    }
    if (reg.intersects(rectNotInter12)) {
        reg.dispose();
        fail("intersects return true on rectangle not intersecting with region");
    }
    reg.dispose();
}

Example 37 with Region

use of org.eclipse.swt.graphics.Region in project eclipse.platform.swt by eclipse.

the class PaintSurface method clearRubberbandSelection.

/**
 * Clears the active rubberband selection.
 * <p>
 * Erases any rubberband objects on the screen then clears the selection.
 * </p>
 */
public void clearRubberbandSelection() {
    if (!isRubberbandHidden()) {
        Region region = new Region();
        rubberband.addDamagedRegion(displayFDC, region);
        Rectangle r = region.getBounds();
        paintCanvas.redraw(r.x, r.y, r.width, r.height, true);
        region.dispose();
    }
    rubberband.clear();
}

Example 38 with Region

use of org.eclipse.swt.graphics.Region in project netxms by netxms.

the class Sleak method refreshLabel.

void refreshLabel() {
    int colors = 0, cursors = 0, fonts = 0, gcs = 0, images = 0;
    for (final Object object : objects) {
        if (object instanceof Color) {
            colors++;
        }
        if (object instanceof Cursor) {
            cursors++;
        }
        if (object instanceof Font) {
            fonts++;
        }
        if (object instanceof GC) {
            gcs++;
        }
        if (object instanceof Image) {
            images++;
        }
        if (object instanceof Region) {
        }
    }
    // $NON-NLS-1$
    String string = "";
    if (colors != 0) {
        // $NON-NLS-1$
        string += colors + " Color(s)\n";
    }
    if (cursors != 0) {
        // $NON-NLS-1$
        string += cursors + " Cursor(s)\n";
    }
    if (fonts != 0) {
        // $NON-NLS-1$
        string += fonts + " Font(s)\n";
    }
    if (gcs != 0) {
        // $NON-NLS-1$
        string += gcs + " GC(s)\n";
    }
    if (images != 0) {
        // $NON-NLS-1$
        string += images + " Image(s)\n";
    }
    // if (regions != 0) string += regions + " Region(s)\n";
    if (string.length() != 0) {
        string = string.substring(0, string.length() - 1);
    }
    label.setText(string);
}

Example 39 with Region

use of org.eclipse.swt.graphics.Region in project janrufmonitor by tbrandt77.

the class BalloonWindow method prepareForOpen.

public void prepareForOpen() {
    Point contentsSize = contents.getSize();
    Point titleSize = new Point(0, 0);
    boolean showTitle = ((style & (SWT.CLOSE | SWT.TITLE)) != 0);
    if (showTitle) {
        if (titleLabel == null) {
            titleLabel = new Label(shell, SWT.NONE);
            titleLabel.setBackground(shell.getBackground());
            titleLabel.setForeground(shell.getForeground());
            FontData[] fds = shell.getFont().getFontData();
            for (int i = 0; i < fds.length; i++) {
                fds[i].setStyle(fds[i].getStyle() | SWT.BOLD);
            }
            final Font font = new Font(shell.getDisplay(), fds);
            titleLabel.addListener(SWT.Dispose, new Listener() {

                public void handleEvent(Event event) {
                    font.dispose();
                }
            });
            titleLabel.setFont(font);
            selectionControls.add(titleLabel);
        }
        String titleText = shell.getText();
        titleLabel.setText(titleText == null ? "" : titleText);
        titleLabel.pack();
        titleSize = titleLabel.getSize();
        final Image titleImage = shell.getImage();
        if (titleImageLabel == null && shell.getImage() != null) {
            titleImageLabel = new Canvas(shell, SWT.NONE);
            titleImageLabel.setBackground(shell.getBackground());
            titleImageLabel.setBounds(titleImage.getBounds());
            titleImageLabel.addListener(SWT.Paint, new Listener() {

                public void handleEvent(Event event) {
                    event.gc.drawImage(titleImage, 0, 0);
                }
            });
            Point tilSize = titleImageLabel.getSize();
            titleSize.x += tilSize.x + titleWidgetSpacing;
            if (tilSize.y > titleSize.y)
                titleSize.y = tilSize.y;
            selectionControls.add(titleImageLabel);
        }
        if (systemControlsBar == null && (style & SWT.CLOSE) != 0) {
            // Color closeFG = shell.getForeground(), closeBG = shell.getBackground();
            // Color closeFG = shell.getDisplay().getSystemColor(SWT.COLOR_DARK_GRAY), closeBG = shell.getBackground();
            Color closeFG = shell.getDisplay().getSystemColor(SWT.COLOR_WIDGET_FOREGROUND), closeBG = shell.getDisplay().getSystemColor(SWT.COLOR_WIDGET_BACKGROUND);
            final Image closeImage = createCloseImage(shell.getDisplay(), closeBG, closeFG);
            shell.addListener(SWT.Dispose, new Listener() {

                public void handleEvent(Event event) {
                    closeImage.dispose();
                }
            });
            systemControlsBar = new ToolBar(shell, SWT.FLAT);
            systemControlsBar.setBackground(closeBG);
            systemControlsBar.setForeground(closeFG);
            ToolItem closeItem = new ToolItem(systemControlsBar, SWT.PUSH);
            closeItem.setImage(closeImage);
            closeItem.addListener(SWT.Selection, new Listener() {

                public void handleEvent(Event event) {
                    shell.close();
                }
            });
            systemControlsBar.pack();
            Point closeSize = systemControlsBar.getSize();
            titleSize.x += closeSize.x + titleWidgetSpacing;
            if (closeSize.y > titleSize.y)
                titleSize.y = closeSize.y;
        }
        titleSize.y += titleSpacing;
        if (titleSize.x > contentsSize.x) {
            contentsSize.x = titleSize.x;
            contents.setSize(contentsSize.x, contentsSize.y);
        }
        contentsSize.y += titleSize.y;
    }
    Rectangle screen = shell.getDisplay().getClientArea();
    int anchor = preferredAnchor;
    if (anchor != SWT.NONE && autoAnchor && locX != Integer.MIN_VALUE) {
        if ((anchor & SWT.LEFT) != 0) {
            if (locX + contentsSize.x + marginLeft + marginRight - 16 >= screen.x + screen.width)
                anchor = anchor - SWT.LEFT + SWT.RIGHT;
        } else // RIGHT
        {
            if (locX - contentsSize.x - marginLeft - marginRight + 16 < screen.x)
                anchor = anchor - SWT.RIGHT + SWT.LEFT;
        }
        if ((anchor & SWT.TOP) != 0) {
            if (locY + contentsSize.y + 20 + marginTop + marginBottom >= screen.y + screen.height)
                anchor = anchor - SWT.TOP + SWT.BOTTOM;
        } else // BOTTOM
        {
            if (locY - contentsSize.y - 20 - marginTop - marginBottom < screen.y)
                anchor = anchor - SWT.BOTTOM + SWT.TOP;
        }
    }
    final Point shellSize = (anchor == SWT.NONE) ? new Point(contentsSize.x + marginLeft + marginRight, contentsSize.y + marginTop + marginBottom) : new Point(contentsSize.x + marginLeft + marginRight, contentsSize.y + marginTop + marginBottom + 20);
    if (shellSize.x < 54 + marginLeft + marginRight)
        shellSize.x = 54 + marginLeft + marginRight;
    if (anchor == SWT.NONE) {
        if (shellSize.y < 10 + marginTop + marginBottom)
            shellSize.y = 10 + marginTop + marginBottom;
    } else {
        if (shellSize.y < 30 + marginTop + marginBottom)
            shellSize.y = 30 + marginTop + marginBottom;
    }
    shell.setSize(shellSize);
    int titleLocY = marginTop + (((anchor & SWT.TOP) != 0) ? 20 : 0);
    contents.setLocation(marginLeft, titleSize.y + titleLocY);
    if (showTitle) {
        int realTitleHeight = titleSize.y - titleSpacing;
        if (titleImageLabel != null) {
            titleImageLabel.setLocation(marginLeft, titleLocY + (realTitleHeight - titleImageLabel.getSize().y) / 2);
            titleLabel.setLocation(marginLeft + titleImageLabel.getSize().x + titleWidgetSpacing, titleLocY + (realTitleHeight - titleLabel.getSize().y) / 2);
        } else
            titleLabel.setLocation(marginLeft, titleLocY + (realTitleHeight - titleLabel.getSize().y) / 2);
        if (systemControlsBar != null)
            systemControlsBar.setLocation(shellSize.x - marginRight - systemControlsBar.getSize().x, titleLocY + (realTitleHeight - systemControlsBar.getSize().y) / 2);
    }
    final Region region = new Region();
    region.add(createOutline(shellSize, anchor, true));
    shell.setRegion(region);
    shell.addListener(SWT.Dispose, new Listener() {

        public void handleEvent(Event event) {
            region.dispose();
        }
    });
    final int[] outline = createOutline(shellSize, anchor, false);
    shell.addListener(SWT.Paint, new Listener() {

        public void handleEvent(Event event) {
            event.gc.drawPolygon(outline);
        }
    });
    if (locX != Integer.MIN_VALUE) {
        Point shellLoc = new Point(locX, locY);
        if ((anchor & SWT.BOTTOM) != 0)
            shellLoc.y = shellLoc.y - shellSize.y + 1;
        if ((anchor & SWT.LEFT) != 0)
            shellLoc.x -= 15;
        else if ((anchor & SWT.RIGHT) != 0)
            shellLoc.x = shellLoc.x - shellSize.x + 16;
        if (autoAnchor) {
            if (shellLoc.x < screen.x)
                shellLoc.x = screen.x;
            else if (shellLoc.x > screen.x + screen.width - shellSize.x)
                shellLoc.x = screen.x + screen.width - shellSize.x;
            if (anchor == SWT.NONE) {
                if (shellLoc.y < screen.y)
                    shellLoc.y = screen.y;
                else if (shellLoc.y > screen.y + screen.height - shellSize.y)
                    shellLoc.y = screen.y + screen.height - shellSize.y;
            }
        }
        shell.setLocation(shellLoc);
    }
}

Example 40 with Region

use of org.eclipse.swt.graphics.Region in project pentaho-kettle by pentaho.

the class Sleak method paintCanvas.

void paintCanvas(Event event) {
    canvas.setCursor(null);
    int index = list.getSelectionIndex();
    if (index == -1) {
        return;
    }
    GC gc = event.gc;
    Object object = objects[index];
    if (object instanceof Color) {
        if (((Color) object).isDisposed()) {
            return;
        }
        gc.setBackground((Color) object);
        gc.fillRectangle(canvas.getClientArea());
        return;
    }
    if (object instanceof Cursor) {
        if (((Cursor) object).isDisposed()) {
            return;
        }
        canvas.setCursor((Cursor) object);
        return;
    }
    if (object instanceof Font) {
        if (((Font) object).isDisposed()) {
            return;
        }
        gc.setFont((Font) object);
        FontData[] array = gc.getFont().getFontData();
        String string = "";
        String lf = text.getLineDelimiter();
        for (int i = 0; i < array.length; i++) {
            FontData data = array[i];
            String style = "NORMAL";
            int bits = data.getStyle();
            if (bits != 0) {
                if ((bits & SWT.BOLD) != 0) {
                    style = "BOLD ";
                }
                if ((bits & SWT.ITALIC) != 0) {
                    style += "ITALIC";
                }
            }
            string += data.getName() + " " + data.getHeight() + " " + style + lf;
        }
        gc.drawString(string, 0, 0);
        return;
    }
    // }
    if (object instanceof Image) {
        if (((Image) object).isDisposed()) {
            return;
        }
        gc.drawImage((Image) object, 0, 0);
        return;
    }
    if (object instanceof Path) {
        if (((Path) object).isDisposed()) {
            return;
        }
        gc.drawPath((Path) object);
        return;
    }
    if (object instanceof Pattern) {
        if (((Pattern) object).isDisposed()) {
            return;
        }
        gc.setBackgroundPattern((Pattern) object);
        gc.fillRectangle(canvas.getClientArea());
        gc.setBackgroundPattern(null);
        return;
    }
    if (object instanceof Region) {
        if (((Region) object).isDisposed()) {
            return;
        }
        String string = ((Region) object).getBounds().toString();
        gc.drawString(string, 0, 0);
        return;
    }
    if (object instanceof TextLayout) {
        if (((TextLayout) object).isDisposed()) {
            return;
        }
        ((TextLayout) object).draw(gc, 0, 0);
        return;
    }
    if (object instanceof Transform) {
        if (((Transform) object).isDisposed()) {
            return;
        }
        String string = ((Transform) object).toString();
        gc.drawString(string, 0, 0);
        return;
    }
}