Bug 378401: Implementation of time graph widget.

[deliverable/tracecompass.git] / org.eclipse.linuxtools.tmf.ui / src / org / eclipse / linuxtools / tmf / ui / views / timechart / TimeChartAnalysisProvider.java

/*******************************************************************************\r
 * Copyright (c) 2010 Ericsson\r
 * \r
 * All rights reserved. This program and the accompanying materials are\r
 * made available under the terms of the Eclipse Public License v1.0 which\r
 * accompanies this distribution, and is available at\r
 * http://www.eclipse.org/legal/epl-v10.html\r
 * \r
 * Contributors:\r
 *   Patrick Tasse - Initial API and implementation\r
 *******************************************************************************/\r
\r
package org.eclipse.linuxtools.tmf.ui.views.timechart;\r
\r
import java.util.Map;\r
\r
import org.eclipse.linuxtools.tmf.ui.views.colors.ColorSettingsManager;\r
import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.StateItem;\r
import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.TimeGraphPresentationProvider;\r
import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeEvent;\r
import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeGraphEntry;\r
import org.eclipse.swt.SWT;\r
import org.eclipse.swt.graphics.Color;\r
import org.eclipse.swt.graphics.GC;\r
import org.eclipse.swt.graphics.RGB;\r
import org.eclipse.swt.graphics.Rectangle;\r
import org.eclipse.swt.widgets.Display;\r
import org.eclipse.ui.themes.ColorUtil;\r
\r
public class TimeChartAnalysisProvider extends TimeGraphPresentationProvider {\r
\r
    private static final Color BOOKMARK_INNER_COLOR = new Color(Display.getDefault(), 115, 165, 224);\r
    private static final Color BOOKMARK_OUTER_COLOR = new Color(Display.getDefault(), 2, 70, 140);\r
    private static final Color SEARCH_MATCH_COLOR = new Color(Display.getDefault(), 177, 118, 14);\r
\r
    private int lastX = Integer.MIN_VALUE;\r
    private int currX = Integer.MIN_VALUE;\r
    private int lastPriority;\r
    private int lastBookmarkX = Integer.MIN_VALUE;\r
\r
    @Override\r
    public StateItem[] getStateTable() {\r
        return new StateItem[] {\r
                new StateItem(new RGB(100, 100, 100)), \r
                new StateItem(new RGB(174, 200, 124)),\r
                new StateItem(ColorUtil.blend(Display.getDefault().getSystemColor(SWT.COLOR_BLUE).getRGB(), Display.getDefault().getSystemColor(SWT.COLOR_GRAY).getRGB())),\r
                new StateItem(new RGB(210, 150, 60)),\r
                new StateItem(new RGB(242, 225, 168)),\r
                new StateItem(ColorUtil.blend(Display.getDefault().getSystemColor(SWT.COLOR_RED).getRGB(), Display.getDefault().getSystemColor(SWT.COLOR_GRAY).getRGB())),\r
                new StateItem(new RGB(200, 200, 200)),\r
                new StateItem(new RGB(35, 107, 42)),\r
                new StateItem(new RGB(205,205,0)),\r
                new StateItem(new RGB(205, 0, 205)),\r
                new StateItem(new RGB(171, 130, 255)),\r
                new StateItem(new RGB(255, 181, 197)),\r
                new StateItem(new RGB(112, 219, 147)),\r
                new StateItem(new RGB(198, 226, 255)),\r
                new StateItem(new RGB(95, 158, 160)),\r
                new StateItem(new RGB(107, 142, 35))\r
        };\r
    }\r
\r
    @Override\r
    public int getEventTableIndex(ITimeEvent event) {\r
        int priority = ((TimeChartEvent) event).getColorSettingPriority();\r
        if (currX == lastX) {\r
            priority = Math.min(priority, lastPriority);\r
        }\r
        lastPriority = priority;\r
        return ColorSettingsManager.getColorSetting(priority).getTickColorIndex();\r
    }\r
\r
    @Override\r
    public String getTraceClassName(ITimeGraphEntry entry) {\r
        return null;\r
    }\r
\r
    @Override\r
    public String getEventName(ITimeEvent event) {\r
        return null;\r
    }\r
\r
    @Override\r
    public Map<String, String> getEventHoverToolTipInfo(ITimeEvent event) {\r
        return null;\r
    }\r
\r
    @Override\r
    public void postDrawEvent(ITimeEvent event, Rectangle rect, GC gc) {\r
        if (! ((TimeChartEvent) event).isVisible()) {\r
            return;\r
        }\r
        lastX = currX;\r
        currX = rect.x;\r
        if (lastBookmarkX == rect.x || ((TimeChartEvent) event).isBookmarked()) {\r
            drawBookmark(rect, gc);\r
            lastBookmarkX = rect.x;\r
        } else if (lastBookmarkX == rect.x - 1) {\r
            Rectangle r = new Rectangle(lastBookmarkX, rect.y, rect.width, rect.height);\r
            drawBookmark(r, gc);\r
        } else {\r
            lastBookmarkX = Integer.MIN_VALUE;\r
        }\r
        if (((TimeChartEvent) event).isSearchMatch()) {\r
            drawSearchMatch(rect, gc);\r
        }\r
    }\r
\r
    private void drawBookmark(Rectangle r, GC gc) {\r
        gc.setForeground(BOOKMARK_OUTER_COLOR);\r
        gc.drawLine(r.x - 1, r.y - 2, r.x - 1, r.y + 2);\r
        gc.drawLine(r.x + 1, r.y - 2, r.x + 1, r.y + 2);\r
        gc.drawPoint(r.x, r.y - 2);\r
        gc.setForeground(BOOKMARK_INNER_COLOR);\r
        gc.drawLine(r.x, r.y - 1, r.x, r.y + 1);\r
        gc.setForeground(Display.getDefault().getSystemColor(SWT.COLOR_WHITE));\r
        gc.drawPoint(r.x - 1, r.y + 3);\r
        gc.drawPoint(r.x, r.y + 2);\r
        gc.drawPoint(r.x + 1, r.y + 3);\r
    }\r
\r
    private void drawSearchMatch(Rectangle r, GC gc) {\r
        gc.setForeground(SEARCH_MATCH_COLOR);\r
        gc.drawPoint(r.x, r.y + r.height);\r
        gc.drawLine(r.x - 1, r.y + r.height + 1, r.x + 1, r.y + r.height + 1);\r
        gc.drawLine(r.x - 2, r.y + r.height + 2, r.x + 2, r.y + r.height + 2);\r
    }\r
}\r