-/*****************************************************************************\r
- * Copyright (c) 2007 Intel Corporation, 2009, 2012 Ericsson.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * Intel Corporation - Initial API and implementation\r
- * Ruslan A. Scherbakov, Intel - Initial API and implementation\r
- * Alvaro Sanchez-Leon - Updated for TMF\r
- * Patrick Tasse - Refactoring\r
- *\r
- *****************************************************************************/\r
-\r
-package org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets;\r
-\r
-import org.eclipse.swt.SWT;\r
-import org.eclipse.swt.events.PaintEvent;\r
-import org.eclipse.swt.events.PaintListener;\r
-import org.eclipse.swt.graphics.Color;\r
-import org.eclipse.swt.graphics.Rectangle;\r
-import org.eclipse.swt.widgets.Canvas;\r
-import org.eclipse.swt.widgets.Composite;\r
-\r
-/**\r
- * Base control abstract class for the time graph widget\r
- *\r
- * @version 1.0\r
- * @author Alvaro Sanchez-Leon\r
- * @author Patrick Tasse\r
- */\r
-public abstract class TimeGraphBaseControl extends Canvas implements PaintListener {\r
-\r
- /** Default left margin size */\r
- static public final int MARGIN = 4;\r
-\r
- /** Default expanded size */\r
- static public final int EXPAND_SIZE = 9; // the [+] or [-] control size\r
-\r
- /** Default size of the right margin */\r
- static public final int RIGHT_MARGIN = 1; // 1 pixels less to make sure end time is visible\r
-\r
- /** Default size for small icons */\r
- static public final int SMALL_ICON_SIZE = 16;\r
-\r
- protected TimeGraphColorScheme _colors;\r
- protected int _fontHeight = 0;\r
-\r
- /**\r
- * Basic constructor. Uses a default style value\r
- *\r
- * @param parent\r
- * The parent composite object\r
- * @param colors\r
- * The color scheme to use\r
- */\r
- public TimeGraphBaseControl(Composite parent, TimeGraphColorScheme colors) {\r
- this(parent, colors, SWT.NO_BACKGROUND | SWT.NO_FOCUS);\r
- }\r
-\r
- /**\r
- * Standard constructor\r
- *\r
- * @param parent\r
- * The parent composite object\r
- * @param colors\r
- * The color scheme to use\r
- * @param style\r
- * The index of the style to use\r
- */\r
- public TimeGraphBaseControl(Composite parent, TimeGraphColorScheme colors, int style) {\r
- super(parent, style);\r
- _colors = colors;\r
- addPaintListener(this);\r
- }\r
-\r
- @Override\r
- public void dispose() {\r
- super.dispose();\r
- }\r
-\r
- @Override\r
- public void paintControl(PaintEvent e) {\r
- if (e.widget != this) {\r
- return;\r
- }\r
- _fontHeight = e.gc.getFontMetrics().getHeight();\r
- Rectangle bound = getClientArea();\r
- if (!bound.isEmpty()) {\r
- Color colBackup = e.gc.getBackground();\r
- paint(bound, e);\r
- e.gc.setBackground(colBackup);\r
- }\r
- }\r
-\r
- /**\r
- * Retrieve the current font's height\r
- *\r
- * @return The height\r
- */\r
- public int getFontHeight() {\r
- return _fontHeight;\r
- }\r
-\r
- abstract void paint(Rectangle bound, PaintEvent e);\r
-}\r
+/*****************************************************************************
+ * Copyright (c) 2007 Intel Corporation, 2009, 2012 Ericsson.
+ * 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:
+ * Intel Corporation - Initial API and implementation
+ * Ruslan A. Scherbakov, Intel - Initial API and implementation
+ * Alvaro Sanchez-Leon - Updated for TMF
+ * Patrick Tasse - Refactoring
+ *
+ *****************************************************************************/
+
+package org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.PaintEvent;
+import org.eclipse.swt.events.PaintListener;
+import org.eclipse.swt.graphics.Color;
+import org.eclipse.swt.graphics.Rectangle;
+import org.eclipse.swt.widgets.Canvas;
+import org.eclipse.swt.widgets.Composite;
+
+/**
+ * Base control abstract class for the time graph widget
+ *
+ * @version 1.0
+ * @author Alvaro Sanchez-Leon
+ * @author Patrick Tasse
+ */
+public abstract class TimeGraphBaseControl extends Canvas implements PaintListener {
+
+ /** Default left margin size */
+ static public final int MARGIN = 4;
+
+ /** Default expanded size */
+ static public final int EXPAND_SIZE = 9; // the [+] or [-] control size
+
+ /** Default size of the right margin */
+ static public final int RIGHT_MARGIN = 1; // 1 pixels less to make sure end time is visible
+
+ /** Default size for small icons */
+ static public final int SMALL_ICON_SIZE = 16;
+
+ protected TimeGraphColorScheme _colors;
+ protected int _fontHeight = 0;
+
+ /**
+ * Basic constructor. Uses a default style value
+ *
+ * @param parent
+ * The parent composite object
+ * @param colors
+ * The color scheme to use
+ */
+ public TimeGraphBaseControl(Composite parent, TimeGraphColorScheme colors) {
+ this(parent, colors, SWT.NO_BACKGROUND | SWT.NO_FOCUS);
+ }
+
+ /**
+ * Standard constructor
+ *
+ * @param parent
+ * The parent composite object
+ * @param colors
+ * The color scheme to use
+ * @param style
+ * The index of the style to use
+ */
+ public TimeGraphBaseControl(Composite parent, TimeGraphColorScheme colors, int style) {
+ super(parent, style);
+ _colors = colors;
+ addPaintListener(this);
+ }
+
+ @Override
+ public void dispose() {
+ super.dispose();
+ }
+
+ @Override
+ public void paintControl(PaintEvent e) {
+ if (e.widget != this) {
+ return;
+ }
+ _fontHeight = e.gc.getFontMetrics().getHeight();
+ Rectangle bound = getClientArea();
+ if (!bound.isEmpty()) {
+ Color colBackup = e.gc.getBackground();
+ paint(bound, e);
+ e.gc.setBackground(colBackup);
+ }
+ }
+
+ /**
+ * Retrieve the current font's height
+ *
+ * @return The height
+ */
+ public int getFontHeight() {
+ return _fontHeight;
+ }
+
+ abstract void paint(Rectangle bound, PaintEvent e);
+}
projects / deliverable / tracecompass.git / blobdiff