X-Git-Url: http://Server1/repobrowser/?a=blobdiff_plain;f=source%2Fcommon%2Fmonthviewgen.cpp;h=345540008a5009a3461fadf155300456e46af301;hb=1fe6e43892e5c572949a293a9e19704b5debadad;hp=a80adb49d695c4935783a5b6bf6fd82a0b8c65e0;hpb=d4957eff5d161e41f0e33d0e93fbed5eb4deb674;p=xestiacalendar%2F.git

diff --git a/source/common/monthviewgen.cpp b/source/common/monthviewgen.cpp
index a80adb4..3455400 100644
--- a/source/common/monthviewgen.cpp
+++ b/source/common/monthviewgen.cpp
@@ -1,14 +1,14 @@
 // monthviewgen.cpp - Xestia Calendar month view generation functions.
 //
-// (c) 2016 Xestia Software Development.
+// (c) 2016-2017 Xestia Software Development.
 //
 // This file is part of Xestia Calendar.
 //
-// Xestia Address Book is free software: you can redistribute it and/or modify
+// Xestia Calendar is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by the
 // Free Software Foundation, version 3 of the license.
 //
-// Xestia Address Book is distributed in the hope that it will be useful,
+// Xestia Calendar is distributed in the hope that it will be useful,
 // but WITHOUT ANY WARRANTY; without even the implied warranty of
 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 // GNU General Public License for more details.
@@ -20,14 +20,14 @@
 
 using namespace std;
 
-int PreviousMonthNumberofDays(int Month, int Year){
+int PreviousMonthNumberofDays(int month, int year){
 	
 	// Work out what the previous month is.
 	
 	// Return 31 if month matches.
 	
-	if (Month == 1 || Month == 2 || Month == 4 || 
-		Month == 6 || Month == 8 || Month == 9 || Month == 11){
+	if (month == 1 || month == 2 || month == 4 || 
+		month == 6 || month == 8 || month == 9 || month == 11){
 	
 		return 31;
 			
@@ -35,7 +35,7 @@ int PreviousMonthNumberofDays(int Month, int Year){
 	
 	// Return 30 if month matches.
 	
-	if (Month == 5 || Month == 7 || Month == 10 || Month == 12){
+	if (month == 5 || month == 7 || month == 10 || month == 12){
 		
 		return 30;
 		
@@ -44,11 +44,11 @@ int PreviousMonthNumberofDays(int Month, int Year){
 	// Work out if year is a leap year and return 28 or 29
 	// for february.
 	
-	if (Year % 4 == 0){
+	if (year % 4 == 0){
 		
-		if (Year % 100 == 0){
+		if (year % 100 == 0){
 			
-			if (Year % 400 == 0){
+			if (year % 400 == 0){
 			
 				return 29;
 				
@@ -70,3 +70,212 @@ int PreviousMonthNumberofDays(int Month, int Year){
 	
 }
 
+XCCalendarMonthViewGrid GenerateMonthGrid(int month, int year){
+	
+	XCCalendarMonthViewGrid monthViewOutput;
+	
+	// Work out which day of the week the first day of 
+	// the month is.
+		
+	time_t emptyTime;
+	struct tm * firstDay;
+	int previousMonthNumDays = PreviousMonthNumberofDays(month, year);
+	int previousMonthDays = 0;
+	int previousMonth = 0;
+	int previousYear = year;
+	int dayWeekCount = 0;
+	bool processGrid = true;
+	bool firstWeekProcessing = true;
+	
+	time(&emptyTime);
+	
+	firstDay = localtime(&emptyTime);
+	firstDay->tm_year = year - 1900;
+	firstDay->tm_mon = month - 1;
+	firstDay->tm_mday = 1;
+	
+	mktime(firstDay);
+	
+	if (firstDay->tm_wday == 0){
+		previousMonthDays = 6;
+	} else {
+		previousMonthDays = firstDay->tm_wday - 1;
+	}
+	
+	if (month == 1){
+		
+		previousMonth = 12;
+		previousYear--;
+		
+	} else {
+
+		previousMonth = month - 1;
+		
+	}
+	
+	// Workout the days of the previous month for the
+	// first week to be displayed.
+	
+	XCCalendarMonthViewGridDayWeek firstWeek;
+	
+	for (int previousMonthDaysProcessing = 0; 
+		previousMonthDaysProcessing < previousMonthDays; 
+		previousMonthDaysProcessing++){
+		
+		XCCalendarMonthViewGridDayData dayItem;
+			
+		dayItem.day = previousMonthNumDays - previousMonthDaysProcessing;
+		dayItem.month = previousMonth;
+		dayItem.year = previousYear;
+		dayItem.isInMonth = false;
+			
+		firstWeek.dayList.insert(firstWeek.dayList.begin(), dayItem);
+			
+		dayWeekCount++;
+			
+	}
+	
+	// Process the actual days of the month.
+
+	XCCalendarMonthViewGridDayWeek monthWeek;
+	int processDay = 1;
+	
+	while (processGrid == true){
+		
+		if (dayWeekCount == 7){
+			
+			// Add to the month view grid.
+			
+			if (firstWeekProcessing == true){
+				
+				firstWeekProcessing = false;
+				monthViewOutput.weekList.push_back(firstWeek);
+				
+			} else {
+			
+				monthViewOutput.weekList.push_back(monthWeek);
+				monthWeek.dayList.clear();
+				
+			}
+			
+			dayWeekCount = 0;
+			continue;
+			
+		}
+
+		XCCalendarMonthViewGridDayData dayItem;
+		
+		dayItem.day = processDay;
+		dayItem.month = month;
+		dayItem.year = year;
+		dayItem.isInMonth = true;
+		
+		if (firstWeekProcessing == true){
+			
+			firstWeek.dayList.push_back(dayItem);
+			
+		} else {
+			
+			monthWeek.dayList.push_back(dayItem);
+			
+		}
+
+		dayWeekCount++;
+		
+		if ((month == 1 || month == 3 || month == 5 || 
+			month == 7 || month == 8 || month == 10 || month == 12) && 
+			processDay == 31){
+	
+			break;
+			
+		}
+	
+		if ((month == 4 || month == 6 || month == 9 || month == 11) &&
+			processDay == 30){
+		
+			break;
+		
+		}
+		
+		if (year % 4 == 0){
+		
+			if (year % 100 == 0){
+			
+				if (year % 400 == 0){
+			
+					if (month == 2 && processDay == 29){
+					
+						break;
+						
+					}
+				
+				} else {
+				
+					if (month == 2 && processDay == 28){
+						
+						break;
+						
+					}
+				
+				}
+			
+			}
+		
+			if (month == 2 && processDay == 29){
+
+				break;
+				
+			}
+		
+		} else if ((month == 2 && processDay == 28) && year % 4 != 0){
+		
+			break;
+		
+		}
+		
+		processDay++;
+		
+		
+	}
+	
+	// At the end of the month add any remaining days
+	// (if required).
+	
+	int nextMonthYear = year;
+	int nextMonth = 0;
+	int nextMonthDay = 1;
+	
+	if (month == 12){
+		
+		nextMonth = 1;
+		nextMonthYear++;
+		
+	} else {
+		
+		nextMonth = month + 1;
+		
+	}
+	
+	for (; dayWeekCount < 7; dayWeekCount++){
+	
+		XCCalendarMonthViewGridDayData dayItem;
+		
+		dayItem.day = nextMonthDay;
+		dayItem.month = nextMonth;
+		dayItem.year = nextMonthYear;
+		dayItem.isInMonth = false;
+
+		monthWeek.dayList.push_back(dayItem);
+		nextMonthDay++;
+		
+	}
+	
+	if (dayWeekCount == 7){
+
+		monthViewOutput.weekList.push_back(monthWeek);
+		
+	}
+	
+	return monthViewOutput;
+	
+}
\ No newline at end of file