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

Example 41 with Pattern

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

the class GradientTab method paint.

/**
 * This method draws the gradient patterns that make up the image. The image
 * consists of 4 rows, each consisting of 4 gradient patterns (total of 16).
 */
@Override
public void paint(GC gc, int width, int height) {
    if (!example.checkAdvancedGraphics())
        return;
    Device device = gc.getDevice();
    Image image = createImage(device, colorGB1.getBgColor1(), colorGB2.getBgColor1(), width, height);
    Pattern p = new Pattern(device, image);
    gc.setBackgroundPattern(p);
    gc.fillRectangle(0, 0, width, height);
    p.dispose();
    image.dispose();
}

Example 42 with Pattern

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

the class LineCapTab method paint.

@Override
public void paint(GC gc, int width, int height) {
    Device device = gc.getDevice();
    // draw side lines
    gc.setLineWidth(1);
    gc.setLineStyle(SWT.LINE_DOT);
    gc.setForeground(device.getSystemColor(SWT.COLOR_BLACK));
    gc.drawLine(3 * width / 16, height / 6, 3 * width / 16, 5 * height / 6);
    gc.drawLine(13 * width / 16, height / 6, 13 * width / 16, 5 * height / 6);
    gc.setLineStyle(SWT.LINE_SOLID);
    // draw labels
    Font font = new Font(device, getPlatformFont(), 20, SWT.NORMAL);
    gc.setFont(font);
    // $NON-NLS-1$
    String text = GraphicsExample.getResourceString("Flat");
    Point size = gc.stringExtent(text);
    gc.drawString(text, (width - size.x) / 2, 3 * height / 12, true);
    // $NON-NLS-1$
    text = GraphicsExample.getResourceString("Square");
    size = gc.stringExtent(text);
    gc.drawString(text, (width - size.x) / 2, 5 * height / 12, true);
    // $NON-NLS-1$
    text = GraphicsExample.getResourceString("Round");
    size = gc.stringExtent(text);
    gc.drawString(text, (width - size.x) / 2, 7 * height / 12, true);
    font.dispose();
    Pattern pattern = null;
    if (foreground.getBgColor1() != null) {
        gc.setForeground(foreground.getBgColor1());
    } else if (foreground.getBgImage() != null) {
        pattern = new Pattern(device, foreground.getBgImage());
        gc.setForegroundPattern(pattern);
    }
    // draw lines with caps
    gc.setLineWidth(20);
    gc.setLineCap(SWT.CAP_FLAT);
    gc.drawLine(3 * width / 16, 2 * height / 6, 13 * width / 16, 2 * height / 6);
    gc.setLineCap(SWT.CAP_SQUARE);
    gc.drawLine(3 * width / 16, 3 * height / 6, 13 * width / 16, 3 * height / 6);
    gc.setLineCap(SWT.CAP_ROUND);
    gc.drawLine(3 * width / 16, 4 * height / 6, 13 * width / 16, 4 * height / 6);
    if (pattern != null)
        pattern.dispose();
}

Example 43 with Pattern

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

the class LineJoinTab method paint.

@Override
public void paint(GC gc, int width, int height) {
    if (!example.checkAdvancedGraphics())
        return;
    Device device = gc.getDevice();
    gc.setLineWidth(20);
    gc.setLineJoin(joinValues[joinCb.getSelectionIndex()]);
    // set the foreground color or pattern
    Pattern pattern = null;
    if (shapeColor.getBgColor1() != null) {
        gc.setForeground(shapeColor.getBgColor1());
    } else if (shapeColor.getBgImage() != null) {
        pattern = new Pattern(device, shapeColor.getBgImage());
        gc.setForegroundPattern(pattern);
    }
    // draw the shape
    Path path = new Path(device);
    path.moveTo(width / 2, 25);
    path.lineTo(2 * width / 3, height / 3);
    path.lineTo(width - 25, height / 2);
    path.lineTo(2 * width / 3, 2 * height / 3);
    path.lineTo(width / 2, height - 25);
    path.lineTo(width / 3, 2 * height / 3);
    path.lineTo(25, height / 2);
    path.lineTo(width / 3, height / 3);
    path.lineTo(width / 2, 25);
    path.close();
    gc.drawPath(path);
    path.dispose();
    if (pattern != null)
        pattern.dispose();
}

Example 44 with Pattern

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

the class LineStyleTab method paint.

@Override
public void paint(GC gc, int width, int height) {
    Device device = gc.getDevice();
    Pattern pattern = null;
    if (lineColor.getBgColor1() != null) {
        gc.setForeground(lineColor.getBgColor1());
    } else if (lineColor.getBgImage() != null) {
        pattern = new Pattern(device, lineColor.getBgImage());
        gc.setForegroundPattern(pattern);
    }
    // set line width
    gc.setLineWidth(lineWidthSpinner.getSelection());
    // draw lines with caps
    gc.drawLine(3 * width / 16, 1 * height / 6, 13 * width / 16, 1 * height / 6);
    gc.setLineStyle(SWT.LINE_DASH);
    gc.drawLine(3 * width / 16, 2 * height / 6, 13 * width / 16, 2 * height / 6);
    gc.setLineStyle(SWT.LINE_DOT);
    gc.drawLine(3 * width / 16, 3 * height / 6, 13 * width / 16, 3 * height / 6);
    gc.setLineStyle(SWT.LINE_DASHDOT);
    gc.drawLine(3 * width / 16, 4 * height / 6, 13 * width / 16, 4 * height / 6);
    gc.setLineStyle(SWT.LINE_DASHDOTDOT);
    gc.drawLine(3 * width / 16, 5 * height / 6, 13 * width / 16, 5 * height / 6);
    // draw labels
    Font font = new Font(device, getPlatformFont(), 20, SWT.NORMAL);
    gc.setFont(font);
    gc.setForeground(device.getSystemColor(SWT.COLOR_BLACK));
    // $NON-NLS-1$
    String text = GraphicsExample.getResourceString("Solid");
    Point size = gc.stringExtent(text);
    gc.drawString(text, (width - size.x) / 2, 1 * height / 12, true);
    // $NON-NLS-1$
    text = GraphicsExample.getResourceString("Dash");
    size = gc.stringExtent(text);
    gc.drawString(text, (width - size.x) / 2, 3 * height / 12, true);
    // $NON-NLS-1$
    text = GraphicsExample.getResourceString("Dot");
    size = gc.stringExtent(text);
    gc.drawString(text, (width - size.x) / 2, 5 * height / 12, true);
    // $NON-NLS-1$
    text = GraphicsExample.getResourceString("DashDot");
    size = gc.stringExtent(text);
    gc.drawString(text, (width - size.x) / 2, 7 * height / 12, true);
    // $NON-NLS-1$
    text = GraphicsExample.getResourceString("DashDotDot");
    size = gc.stringExtent(text);
    gc.drawString(text, (width - size.x) / 2, 9 * height / 12, true);
    font.dispose();
}

Example 45 with Pattern

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

the class PathClippingAnimTab method paint.

@Override
public void paint(GC gc, int width, int height) {
    if (!example.checkAdvancedGraphics())
        return;
    Device device = gc.getDevice();
    // top triangle
    Path path = new Path(device);
    path.moveTo(width / 2, 0);
    path.lineTo(width / 2 + 100, 173);
    path.lineTo(width / 2 - 100, 173);
    path.lineTo(width / 2, 0);
    // bottom triangle
    Path path2 = new Path(device);
    path2.moveTo(width / 2, height);
    path2.lineTo(width / 2 + 100, height - 173);
    path2.lineTo(width / 2 - 100, height - 173);
    path2.lineTo(width / 2, height);
    // left triangle
    Path path3 = new Path(device);
    path3.moveTo(0, height / 2);
    path3.lineTo(173, height / 2 - 100);
    path3.lineTo(173, height / 2 + 100);
    path3.lineTo(0, height / 2);
    // right triangle
    Path path4 = new Path(device);
    path4.moveTo(width, height / 2);
    path4.lineTo(width - 173, height / 2 - 100);
    path4.lineTo(width - 173, height / 2 + 100);
    path4.lineTo(width, height / 2);
    // circle
    Path path5 = new Path(device);
    path5.moveTo((width - 200) / 2, (height - 200) / 2);
    path5.addArc((width - 200) / 2, (height - 200) / 2, 200, 200, 0, 360);
    // top rectangle
    Path path6 = new Path(device);
    path6.addRectangle((width - 40) / 2, 175, 40, ((height - 200) / 2) - 177);
    // bottom rectangle
    Path path7 = new Path(device);
    path7.addRectangle((width - 40) / 2, ((height - 200) / 2) + 202, 40, (height - 175) - (((height - 200) / 2) + 202));
    // left rectangle
    Path path8 = new Path(device);
    path8.addRectangle(175, (height - 40) / 2, ((width - 200) / 2) - 177, 40);
    // right rectangle
    Path path9 = new Path(device);
    path9.addRectangle((width - 200) / 2 + 202, (height - 40) / 2, (width - 175) - ((width - 200) / 2 + 202), 40);
    path.addPath(path2);
    path.addPath(path3);
    path.addPath(path4);
    path.addPath(path5);
    path.addPath(path6);
    path.addPath(path7);
    path.addPath(path8);
    path.addPath(path9);
    gc.setClipping(path);
    Pattern pattern = null;
    if (background.getBgColor1() != null) {
        gc.setBackground(background.getBgColor1());
    } else if (background.getBgImage() != null) {
        pattern = new Pattern(device, background.getBgImage());
        gc.setBackgroundPattern(pattern);
    }
    gc.setLineWidth(2);
    gc.fillRectangle((width - rectWidth) / 2, (height - rectHeight) / 2, rectWidth, rectHeight);
    gc.drawPath(path);
    if (pattern != null)
        pattern.dispose();
    path9.dispose();
    path8.dispose();
    path7.dispose();
    path6.dispose();
    path5.dispose();
    path4.dispose();
    path3.dispose();
    path2.dispose();
    path.dispose();
}