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Diffstat (limited to 'examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/graphics/CountDownTab.java')
| -rw-r--r-- | examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/graphics/CountDownTab.java | 262 |
1 files changed, 0 insertions, 262 deletions
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/graphics/CountDownTab.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/graphics/CountDownTab.java deleted file mode 100644 index d483539f30..0000000000 --- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/graphics/CountDownTab.java +++ /dev/null @@ -1,262 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2006 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - *******************************************************************************/ - -package org.eclipse.swt.examples.graphics; - -import org.eclipse.swt.*; -import org.eclipse.swt.graphics.*; -import org.eclipse.swt.layout.*; -import org.eclipse.swt.widgets.*; - -/** - * This tab presents a count down from 5 to 1, then displays SWT. - * */ -public class CountDownTab extends AnimatedGraphicsTab { - - final int startNumber = 5; // number at which to start the countdown - int nextNumber = startNumber; // next number to be displayed - int angle = -90; // angle used to rotate the bar - - Spinner lineWidthSpinner; // spinner for line width - Combo aliasCombo, lineCapCombo; // combo for alias type and line cap - int antialias, lineCap; // antialias and linecap values - int[] capValues = { SWT.CAP_FLAT, SWT.CAP_SQUARE, SWT.CAP_ROUND }; - int[] aliasValues = { SWT.DEFAULT, SWT.OFF, SWT.ON }; - - /** - * Constructor - * - * @param example - * A GraphicsExample - */ - public CountDownTab(GraphicsExample example) { - super(example); - } - - /** - * This method creates the controls specific to the tab. The call to the - * createControlPanel method in the super class create the controls that are - * defined in the super class. - * - * @param parent - * The parent composite - */ - public void createControlPanel(Composite parent) { - super.createControlPanel(parent); - - if (nextNumber < 1) - nextNumber = startNumber; - - // add selection listener to reset nextNumber after - // the sequence has completed - playItem.addListener(SWT.Selection, new Listener() { - public void handleEvent(Event event) { - if (nextNumber < 1) - nextNumber = startNumber; - } - }); - - Composite comp; - GridLayout gridLayout = new GridLayout(2, false); - - // create spinner for line width - comp = new Composite(parent, SWT.NONE); - comp.setLayout(gridLayout); - new Label(comp, SWT.CENTER).setText(GraphicsExample - .getResourceString("LineWidth")); //$NON-NLS-1$ - lineWidthSpinner = new Spinner(comp, SWT.BORDER | SWT.WRAP); - lineWidthSpinner.setSelection(20); - lineWidthSpinner.setMinimum(1); - lineWidthSpinner.setMaximum(100); - lineWidthSpinner.addListener(SWT.Selection, new Listener() { - public void handleEvent(Event event) { - if (!pauseItem.isEnabled()) { - example.redraw(); - } - } - }); - - // create drop down combo for antialiasing - comp = new Composite(parent, SWT.NONE); - comp.setLayout(gridLayout); - new Label(comp, SWT.CENTER).setText(GraphicsExample - .getResourceString("Antialiasing")); //$NON-NLS-1$ - aliasCombo = new Combo(comp, SWT.DROP_DOWN); - aliasCombo.add("DEFAULT"); - aliasCombo.add("OFF"); - aliasCombo.add("ON"); - aliasCombo.select(0); - antialias = aliasValues[0]; - aliasCombo.addListener(SWT.Selection, new Listener() { - public void handleEvent(Event event) { - antialias = aliasValues[aliasCombo.getSelectionIndex()]; - if (!pauseItem.isEnabled()) { - example.redraw(); - } - } - }); - - // create drop down combo for line cap - comp = new Composite(parent, SWT.NONE); - comp.setLayout(gridLayout); - new Label(comp, SWT.CENTER).setText(GraphicsExample - .getResourceString("LineCap")); //$NON-NLS-1$ - lineCapCombo = new Combo(comp, SWT.DROP_DOWN); - lineCapCombo.add("FLAT"); - lineCapCombo.add("SQUARE"); - lineCapCombo.add("ROUND"); - lineCapCombo.select(0); - lineCap = capValues[0]; - lineCapCombo.addListener(SWT.Selection, new Listener() { - public void handleEvent(Event event) { - lineCap = capValues[lineCapCombo.getSelectionIndex()]; - if (!pauseItem.isEnabled()) { - example.redraw(); - } - } - }); - } - - public String getCategory() { - return GraphicsExample.getResourceString("Misc"); //$NON-NLS-1$ - } - - public String getText() { - return GraphicsExample.getResourceString("Countdown"); //$NON-NLS-1$ - } - - public String getDescription() { - return GraphicsExample.getResourceString("CountdownDescription"); //$NON-NLS-1$ - } - - /* - * (non-Javadoc) - * - * @see org.eclipse.swt.examples.graphics.AnimatedGraphicsTab#getAnimationTime() - */ - public int getInitialAnimationTime() { - return 28; - } - - /* - * (non-Javadoc) - * - * @see org.eclipse.swt.examples.graphics.AnimatedGraphicsTab#next(int, int) - */ - public void next(int width, int height) { - - if (angle == 270) { - nextNumber--; - if (nextNumber < 1) { - // stop animation - setAnimation(false); - } - angle = -90; - } - angle += 10; - } - - /* - * (non-Javadoc) - * - * @see org.eclipse.swt.examples.graphics.GraphicsTab#paint(org.eclipse.swt.graphics.GC, - * int, int) - */ - public void paint(GC gc, int width, int height) { - if (!example.checkAdvancedGraphics()) return; - Device device = gc.getDevice(); - - // diameter of the circle in pixels - int diameter = ((width < height) ? width - 25 : height - 25); - - if (!getAnimation() && nextNumber == 0) { - Font font = new Font(device, getPlatformFontFace(1), diameter/2, - SWT.NONE); - gc.setFont(font); - - // display "SWT" - gc.setForeground(device.getSystemColor(SWT.COLOR_DARK_BLUE)); - gc.setTextAntialias(SWT.ON); - - // determine the dimensions of the word - String text = GraphicsExample.getResourceString("SWT"); - Point point = gc.stringExtent(text); - int textWidth = point.x; - int textHeight = point.y; - gc.drawString(text, (width-textWidth)/2, - (height-textHeight)/2, true); - font.dispose(); - - } else { - - Font font = new Font(device, getPlatformFontFace(0), - 6*diameter/10, SWT.NONE); - gc.setFont(font); - - // set attributes from controls - gc.setLineWidth(lineWidthSpinner.getSelection()); - gc.setLineCap(lineCap); // round line ends - gc.setAntialias(antialias); // smooth jagged edges - gc.setTextAntialias(antialias); // smooth jagged edges - - // draw the circles - Path path = new Path(device); - path.addArc((width-diameter)/2, (height-diameter)/2, - diameter, diameter, 0, 360); - path.addArc((width-diameter+50)/2, - (height-diameter+50)/2, diameter-50, diameter-50, - 0, 360); - gc.drawPath(path); - gc.setBackground(device.getSystemColor(SWT.COLOR_RED)); - gc.fillPath(path); - path.dispose(); - - Point point = gc.stringExtent(new Integer(nextNumber).toString()); - int textWidth = point.x; - int textHeight = point.y; - - // draw the number - gc.drawString(new Integer(nextNumber).toString(), - (width-textWidth)/2, (height-textHeight)/2, true); - - // draw the rotating arm - Transform transform = new Transform(device); - transform.translate(width/2, height/2); - transform.rotate(angle); - gc.setTransform(transform); - gc.setForeground(device.getSystemColor(SWT.COLOR_RED)); - gc.drawLine(0, 0, diameter/2, 0); - transform.dispose(); - - font.dispose(); - } - } - - /** - * Returns the name of a valid font for the resident platform. - * - * @param index - * index is used to determine the appropriate font face - */ - static String getPlatformFontFace(int index) { - if (SWT.getPlatform() == "win32") { - return new String[] { "Courier", "Impact" }[index]; - } else if (SWT.getPlatform() == "motif") { - return new String[] { "Courier", "URW Gothic L" }[index]; - } else if (SWT.getPlatform() == "gtk") { - return new String[] { "Courier", "Baekmuk Headline" }[index]; - } else if (SWT.getPlatform() == "carbon") { - return new String[] { "Courier", "Impact" }[index]; - } else { // photon, etc ... - return new String[] { "Courier", "Verdana" }[index]; - } - } -} |