| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2010, 2012 Ericsson |
| 3 | * |
| 4 | * All rights reserved. This program and the accompanying materials are |
| 5 | * made available under the terms of the Eclipse Public License v1.0 which |
| 6 | * accompanies this distribution, and is available at |
| 7 | * http://www.eclipse.org/legal/epl-v10.html |
| 8 | * |
| 9 | * Contributors: |
| 10 | * Patrick Tasse - Initial API and implementation |
| 11 | *******************************************************************************/ |
| 12 | |
| 13 | package org.eclipse.linuxtools.tmf.ui.views.timechart; |
| 14 | |
| 15 | import org.eclipse.linuxtools.tmf.ui.views.colors.ColorSetting; |
| 16 | import org.eclipse.linuxtools.tmf.ui.views.colors.ColorSettingsManager; |
| 17 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.ITimeGraphPresentationProvider; |
| 18 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.StateItem; |
| 19 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.TimeGraphPresentationProvider; |
| 20 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeEvent; |
| 21 | import org.eclipse.swt.SWT; |
| 22 | import org.eclipse.swt.graphics.Color; |
| 23 | import org.eclipse.swt.graphics.GC; |
| 24 | import org.eclipse.swt.graphics.Rectangle; |
| 25 | import org.eclipse.swt.widgets.Display; |
| 26 | |
| 27 | /** |
| 28 | * Provider for a time chart analysis view |
| 29 | * |
| 30 | * @version 1.0 |
| 31 | * @author Patrick Tasse |
| 32 | */ |
| 33 | public class TimeChartAnalysisProvider extends TimeGraphPresentationProvider { |
| 34 | |
| 35 | private static final Color BOOKMARK_INNER_COLOR = new Color(Display.getDefault(), 115, 165, 224); |
| 36 | private static final Color BOOKMARK_OUTER_COLOR = new Color(Display.getDefault(), 2, 70, 140); |
| 37 | private static final Color SEARCH_MATCH_COLOR = new Color(Display.getDefault(), 177, 118, 14); |
| 38 | |
| 39 | private int lastX = Integer.MIN_VALUE; |
| 40 | private int currX = Integer.MIN_VALUE; |
| 41 | private int lastPriority; |
| 42 | private int lastBookmarkX = Integer.MIN_VALUE; |
| 43 | |
| 44 | @Override |
| 45 | public StateItem[] getStateTable() { |
| 46 | |
| 47 | ColorSetting[] settings = ColorSettingsManager.getColorSettings(); |
| 48 | StateItem[] stateItems = new StateItem[settings.length]; |
| 49 | for (int i = 0; i < settings.length; i++) { |
| 50 | stateItems[i] = new StateItem(settings[i].getTickColorRGB()); |
| 51 | } |
| 52 | return stateItems; |
| 53 | } |
| 54 | |
| 55 | @Override |
| 56 | public int getStateTableIndex(ITimeEvent event) { |
| 57 | if (! ((TimeChartEvent) event).isVisible()) { |
| 58 | return ITimeGraphPresentationProvider.INVISIBLE; |
| 59 | } |
| 60 | int priority = ((TimeChartEvent) event).getColorSettingPriority(); |
| 61 | if (currX == lastX) { |
| 62 | priority = Math.min(priority, lastPriority); |
| 63 | } |
| 64 | lastPriority = priority; |
| 65 | return priority; |
| 66 | } |
| 67 | |
| 68 | @Override |
| 69 | public void postDrawEvent(ITimeEvent event, Rectangle rect, GC gc) { |
| 70 | if (! ((TimeChartEvent) event).isVisible()) { |
| 71 | return; |
| 72 | } |
| 73 | lastX = currX; |
| 74 | currX = rect.x; |
| 75 | if (lastBookmarkX == rect.x || ((TimeChartEvent) event).isBookmarked()) { |
| 76 | drawBookmark(rect, gc); |
| 77 | lastBookmarkX = rect.x; |
| 78 | } else if (lastBookmarkX == rect.x - 1) { |
| 79 | Rectangle r = new Rectangle(lastBookmarkX, rect.y, rect.width, rect.height); |
| 80 | drawBookmark(r, gc); |
| 81 | } else { |
| 82 | lastBookmarkX = Integer.MIN_VALUE; |
| 83 | } |
| 84 | if (((TimeChartEvent) event).isSearchMatch()) { |
| 85 | drawSearchMatch(rect, gc); |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | private static void drawBookmark(Rectangle r, GC gc) { |
| 90 | gc.setForeground(BOOKMARK_OUTER_COLOR); |
| 91 | gc.drawLine(r.x - 1, r.y - 2, r.x - 1, r.y + 2); |
| 92 | gc.drawLine(r.x + 1, r.y - 2, r.x + 1, r.y + 2); |
| 93 | gc.drawPoint(r.x, r.y - 2); |
| 94 | gc.setForeground(BOOKMARK_INNER_COLOR); |
| 95 | gc.drawLine(r.x, r.y - 1, r.x, r.y + 1); |
| 96 | gc.setForeground(Display.getDefault().getSystemColor(SWT.COLOR_WHITE)); |
| 97 | gc.drawPoint(r.x - 1, r.y + 3); |
| 98 | gc.drawPoint(r.x, r.y + 2); |
| 99 | gc.drawPoint(r.x + 1, r.y + 3); |
| 100 | } |
| 101 | |
| 102 | private static void drawSearchMatch(Rectangle r, GC gc) { |
| 103 | gc.setForeground(SEARCH_MATCH_COLOR); |
| 104 | gc.drawPoint(r.x, r.y + r.height); |
| 105 | gc.drawLine(r.x - 1, r.y + r.height + 1, r.x + 1, r.y + r.height + 1); |
| 106 | gc.drawLine(r.x - 2, r.y + r.height + 2, r.x + 2, r.y + r.height + 2); |
| 107 | } |
| 108 | } |