NEW - bug 131006: [sandbox] Task Activity View Improvements

https://bugs.eclipse.org/bugs/show_bug.cgi?id=131006

1 files changed, 154 insertions, 0 deletions

diff --git a/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/tasks/core/TaskActivityUtil.java b/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/tasks/core/TaskActivityUtil.java
new file mode 100644
index 000000000..01da9188f
--- /dev/null
+++ b/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/tasks/core/TaskActivityUtil.java
@@ -0,0 +1,154 @@
+/*******************************************************************************
+ * Copyright (c) 2004, 2007 Mylyn project committers 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
+ *******************************************************************************/
+
+package org.eclipse.mylyn.tasks.core;
+
+import java.util.Calendar;
+
+import org.eclipse.mylyn.internal.tasks.core.TaskActivityManager;
+
+/**
+ * @author Rob Elves
+ */
+public class TaskActivityUtil {
+
+	public static Calendar snapStartOfDay(Calendar cal) {
+		cal.set(Calendar.HOUR_OF_DAY, 0);
+		cal.set(Calendar.MINUTE, 0);
+		cal.set(Calendar.SECOND, 0);
+		cal.set(Calendar.MILLISECOND, 0);
+		cal.getTime();
+		return cal;
+	}
+
+	public static Calendar snapStartOfHour(Calendar cal) {
+		cal.set(Calendar.MINUTE, 0);
+		cal.set(Calendar.SECOND, 0);
+		cal.set(Calendar.MILLISECOND, 0);
+		cal.getTime();
+		return cal;
+	}
+
+	public static Calendar snapEndOfHour(Calendar cal) {
+		cal.set(Calendar.MINUTE, cal.getMaximum(Calendar.MINUTE));
+		cal.set(Calendar.SECOND, cal.getMaximum(Calendar.SECOND));
+		cal.set(Calendar.MILLISECOND, cal.getMaximum(Calendar.MILLISECOND));
+		cal.getTime();
+		return cal;
+	}
+
+	public static Calendar snapEndOfDay(Calendar cal) {
+		cal.set(Calendar.HOUR_OF_DAY, cal.getMaximum(Calendar.HOUR_OF_DAY));
+		cal.set(Calendar.MINUTE, cal.getMaximum(Calendar.MINUTE));
+		cal.set(Calendar.SECOND, cal.getMaximum(Calendar.SECOND));
+		cal.set(Calendar.MILLISECOND, cal.getMaximum(Calendar.MILLISECOND));
+		cal.getTime();
+		return cal;
+	}
+
+	public static Calendar snapNextDay(Calendar cal) {
+		cal.add(Calendar.DAY_OF_MONTH, 1);
+		snapStartOfDay(cal);
+		return cal;
+	}
+
+	public static Calendar snapStartOfWorkWeek(Calendar cal) {
+		cal.setFirstDayOfWeek(TaskActivityManager.getInstance().getStartDay());
+		cal.set(Calendar.DAY_OF_WEEK, TaskActivityManager.getInstance().getStartDay());
+		snapStartOfDay(cal);
+		return cal;
+	}
+
+	public static Calendar snapEndOfWeek(Calendar cal) {
+		cal.setFirstDayOfWeek(TaskActivityManager.getInstance().getStartDay());
+		cal.set(Calendar.DAY_OF_WEEK, cal.getActualMaximum(Calendar.DAY_OF_WEEK));
+		snapEndOfDay(cal);
+		return cal;
+	}
+
+	public static Calendar snapForwardNumDays(Calendar calendar, int days) {
+		calendar.add(Calendar.DAY_OF_MONTH, days);
+		calendar.set(Calendar.HOUR_OF_DAY, TaskActivityManager.getInstance().getEndHour());
+		calendar.set(Calendar.MINUTE, 0);
+		calendar.set(Calendar.SECOND, 0);
+		calendar.set(Calendar.MILLISECOND, 0);
+		return calendar;
+	}
+
+	public static Calendar snapEndOfWorkDay(Calendar calendar) {
+		calendar.set(Calendar.HOUR_OF_DAY, TaskActivityManager.getInstance().getEndHour());
+		calendar.set(Calendar.MINUTE, 0);
+		calendar.set(Calendar.SECOND, 0);
+		calendar.set(Calendar.MILLISECOND, 0);
+		return calendar;
+	}
+
+	public static Calendar snapNextWorkWeek(Calendar calendar) {
+		calendar.add(Calendar.WEEK_OF_MONTH, 1);
+		snapStartOfWorkWeek(calendar);
+		snapEndOfWorkDay(calendar);
+		return calendar;
+	}
+
+	public static boolean isAfterCurrentWeek(Calendar time) {
+		if (time != null) {
+			Calendar cal = getCalendar();
+			return time.compareTo(snapNextWorkWeek(cal)) > -1;
+		}
+		return false;
+	}
+
+	public static boolean isFuture(Calendar time) {
+		if (time != null) {
+			Calendar cal = getCalendar();
+			cal.add(Calendar.WEEK_OF_MONTH, 2);
+			return time.compareTo(cal) > -1;
+		}
+		return false;
+	}
+
+	public static boolean isThisWeek(Calendar time) {
+		if (time != null) {
+			Calendar weekStart = getCalendar();
+			snapStartOfWorkWeek(weekStart);
+			Calendar weekEnd = getCalendar();
+			snapEndOfWeek(weekEnd);
+			return (time.compareTo(weekStart) >= 0 && time.compareTo(weekEnd) <= 0);
+		}
+		return false;
+	}
+
+	public static boolean isToday(Calendar time) {
+		if (time != null) {
+			Calendar dayStart = getCalendar();
+			snapStartOfDay(dayStart);
+			Calendar midnight = getCalendar();
+			snapEndOfDay(midnight);
+			return (time.compareTo(dayStart) >= 0 && time.compareTo(midnight) == -1);
+		}
+		return false;
+	}
+
+	public static Calendar getCalendar() {
+		Calendar cal = Calendar.getInstance();
+		cal.setFirstDayOfWeek(TaskActivityManager.getInstance().getStartDay());
+		cal.getTime();
+		return cal;
+	}
+
+	public static Calendar getStartOfCurrentWeek() {
+		Calendar cal = getCalendar();
+		return snapStartOfWorkWeek(cal);
+	}
+
+	public static Calendar getEndOfCurrentWeek() {
+		Calendar cal = getCalendar();
+		return snapEndOfWeek(cal);
+	}
+
+}