diff options
Diffstat (limited to 'calendar')
| -rw-r--r-- | calendar/gui/month-view.c | 337 | ||||
| -rw-r--r-- | calendar/gui/month-view.h | 5 | ||||
| -rw-r--r-- | calendar/month-view.c | 337 | ||||
| -rw-r--r-- | calendar/month-view.h | 5 |
4 files changed, 108 insertions, 576 deletions
diff --git a/calendar/gui/month-view.c b/calendar/gui/month-view.c index 8fd8ed799c..b6d9cd12d9 100644 --- a/calendar/gui/month-view.c +++ b/calendar/gui/month-view.c @@ -17,27 +17,6 @@ #define SPACING 4 /* Spacing between title and calendar */ -/* This is a child in the month view. Each child has a number of canvas items associated to it -- - * it can be more than one box because an event may span several weeks. - */ -struct child { - iCalObject *ico; /* The calendar object this child refers to */ - time_t start, end; /* Start and end times for the instance of the event */ - int slot_start; /* The first slot this child uses */ - int slots_used; /* The number of slots occupied by this child */ - GList *segments; /* The list of segments needed to display this child */ -}; - -/* Each child is composed of one or more segments. Each segment can be considered to be - * the entire child clipped to a particular week, as events may span several weeks in the - * month view. - */ -struct segment { - time_t start, end; /* Start/end times for this segment */ - GnomeCanvasItem *item; /* Canvas item used to display this segment */ -}; - - static void month_view_class_init (MonthViewClass *class); static void month_view_init (MonthView *mv); static void month_view_size_request (GtkWidget *widget, @@ -88,6 +67,11 @@ month_view_class_init (MonthViewClass *class) static void month_view_init (MonthView *mv) { + int i; + GnomeCanvasItem *day_group; + GnomeCanvasPoints *points; + char *color_spec; + /* Title */ mv->title = gnome_canvas_item_new (gnome_canvas_root (GNOME_CANVAS (mv)), @@ -110,6 +94,51 @@ month_view_init (MonthView *mv) "day_font", BIG_NORMAL_DAY_FONT, NULL); + /* Arrows and text items */ + + color_spec = color_spec_from_prop (COLOR_PROP_DAY_FG); + + points = gnome_canvas_points_new (3); + + for (i = 0; i < 42; i++) { + day_group = gnome_month_item_num2child (GNOME_MONTH_ITEM (mv->mitem), + i + GNOME_MONTH_ITEM_DAY_GROUP); + + /* Up arrow */ + + points->coords[0] = 3; + points->coords[1] = 10; + points->coords[2] = 11; + points->coords[3] = 10; + points->coords[4] = 7; + points->coords[5] = 3; + + mv->up[i] = gnome_canvas_item_new (GNOME_CANVAS_GROUP (day_group), + gnome_canvas_polygon_get_type (), + "points", points, + "fill_color", color_spec, + "outline_color", color_spec, + NULL); + gnome_canvas_item_hide (mv->up[i]); + + /* Down arrow */ + + points->coords[0] = 13; + points->coords[1] = 3; + points->coords[2] = 17; + points->coords[3] = 10; + points->coords[4] = 21; + points->coords[5] = 3; + + mv->down[i] = gnome_canvas_item_new (GNOME_CANVAS_GROUP (day_group), + gnome_canvas_polygon_get_type (), + "points", points, + "fill_color", color_spec, + "outline_color", color_spec, + NULL); + gnome_canvas_item_hide (mv->down[i]); + } + mv->old_current_index = -1; } @@ -143,83 +172,6 @@ month_view_size_request (GtkWidget *widget, GtkRequisition *requisition) requisition->height = 150; } -/* Adjusts a single segment from a child. Takes the dimensions of the day the segment is on and - * resizes the segment's canvas item to the apporpriate size and position. - */ -static void -adjust_segment (MonthView *mv, struct child *child, struct segment *seg) -{ - GnomeMonthItem *mitem; - struct tm tm; - int day_index; - GnomeCanvasItem *item; - double day_width, day_height; - double x1, y1, x2, y2; - double y; - double slot_width; - time_t day_begin_time, day_end_time; - double start_factor, end_factor; - - mitem = GNOME_MONTH_ITEM (mv->mitem); - - /* Find out the dimensions of the day item for the segment */ - - tm = *localtime (&seg->start); - day_index = gnome_month_item_day2index (mitem, tm.tm_mday); - g_assert (day_index != -1); - - item = gnome_month_item_num2child (mitem, day_index + GNOME_MONTH_ITEM_DAY_GROUP); - gnome_canvas_item_get_bounds (item, &x1, &y1, &x2, &y2); - - /* Get the bottom coordinate of the day label */ - - item = gnome_month_item_num2child (mitem, day_index + GNOME_MONTH_ITEM_DAY_LABEL); - gnome_canvas_item_get_bounds (item, NULL, NULL, NULL, &y); - - /* Calculate usable area */ - - y1 += y; - day_width = x2 - x1; - day_height = y2 - y1; - - slot_width = day_width / mv->num_slots; - - /* Set the coordinates of the segment's item */ - - day_begin_time = time_day_begin (seg->start); - day_end_time = time_day_end (seg->end); - - start_factor = (double) (seg->start - day_begin_time) / (day_end_time - day_begin_time); - end_factor = (double) (seg->end - day_begin_time) / (day_end_time - day_begin_time); - - gnome_canvas_item_set (seg->item, - "x1", x1 + slot_width * child->slot_start, - "y1", y1 + day_height * start_factor, - "x2", x1 + slot_width * (child->slot_start + child->slots_used), - "y2", y1 + day_height * end_factor, - NULL); -} - -/* Adjusts the child events of the month view to the appropriate size and position */ -static void -adjust_children (MonthView *mv) -{ - GList *children; - struct child *child; - GList *segments; - struct segment *seg; - - for (children = mv->children; children; children = children->next) { - child = children->data; - - for (segments = child->segments; segments; segments = segments->next) { - seg = segments->data; - - adjust_segment (mv, child, seg); - } - } -} - static void month_view_size_allocate (GtkWidget *widget, GtkAllocation *allocation) { @@ -256,202 +208,15 @@ month_view_size_allocate (GtkWidget *widget, GtkAllocation *allocation) "width", (double) (allocation->width - 1), "height", (double) (allocation->height - y - 1), NULL); - - /* Adjust children */ - - adjust_children (mv); -} - -/* Destroys a child structure and its associated canvas items */ -static void -child_destroy (MonthView *mv, struct child *child) -{ - GList *list; - struct segment *seg; - - /* Destroy the segments */ - - for (list = child->segments; list; list = list->next) { - seg = list->data; - - gtk_object_destroy (GTK_OBJECT (seg->item)); - g_free (seg); - } - - g_list_free (child->segments); - - /* Destroy the child */ - - g_free (child); -} - -/* Creates the list of segments that are used to display a child. Each child may have several - * segments, because it may span several days in the month view. This function only creates the - * segment structures and the associated canvas items, but it does not set their final position in - * the month view canvas -- that is done by the adjust_children() function. - */ -static void -child_create_segments (MonthView *mv, struct child *child) -{ - time_t t; - time_t month_begin, month_end; - time_t day_begin_time, day_end_time; - struct segment *seg; - - /* Get the month's extents */ - - t = time_from_day (mv->year, mv->month, 1); - month_begin = time_month_begin (t); - month_end = time_month_end (t); - - /* Get the first day of the event */ - - t = MAX (child->start, month_begin); - day_begin_time = time_day_begin (t); - day_end_time = time_day_end (day_begin_time); - - /* Loop until the event ends or the month ends -- the segments list is created in reverse - * order. - */ - - do { - seg = g_new (struct segment, 1); - - /* Clip the child to this day */ - - seg->start = MAX (child->start, day_begin_time); - seg->end = MIN (child->end, day_end_time); - - seg->item = gnome_canvas_item_new (GNOME_CANVAS_GROUP (mv->mitem), - gnome_canvas_rect_get_type (), - "fill_color", color_spec_from_prop (COLOR_PROP_MARK_DAY_BG), - "outline_color", "black", - "width_pixels", 0, - NULL); - - child->segments = g_list_prepend (child->segments, seg); - - /* Next day */ - - day_begin_time = time_add_day (day_begin_time, 1); - day_end_time = time_day_end (day_begin_time); - } while ((child->end > day_begin_time) && (day_begin_time < month_end)); - - /* Reverse the list to put it in increasing order */ - - child->segments = g_list_reverse (child->segments); -} - -/* Comparison function used to create the sorted list of children. Sorts first by increasing start - * time and then by decreasing end time, so that "longer" events are first in the list. - */ -static gint -child_compare (gconstpointer a, gconstpointer b) -{ - const struct child *ca, *cb; - time_t diff; - - ca = a; - cb = b; - - diff = ca->start - cb->start; - - if (diff == 0) - diff = cb->end - ca->end; - - return (diff < 0) ? -1 : ((diff > 0) ? 1 : 0); -} - -/* This is the callback function used from the calendar iterator. It adds events to the list of - * children in the month view. - */ -static int -add_event (iCalObject *ico, time_t start, time_t end, void *data) -{ - MonthView *mv; - struct child *child; - - mv = MONTH_VIEW (data); - - child = g_new (struct child, 1); - child->ico = ico; - child->start = start; - child->end = end; - child->segments = NULL; - - child_create_segments (mv, child); - - /* Add it to the list of children */ - - mv->children = g_list_insert_sorted (mv->children, child, child_compare); - - return TRUE; /* means "we are not yet finished" */ -} - -/* Time query function for the layout engine */ -static void -child_query_func (GList *list, time_t *start, time_t *end) -{ - struct child *child; - - child = list->data; - - *start = child->start; - *end = child->end; -} - -/* Uses the generic event layout engine to set the children's layout information */ -static void -layout_children (MonthView *mv) -{ - GList *list; - struct child *child; - int *allocations; - int *slots; - int i; - - layout_events (mv->children, child_query_func, &mv->num_slots, &allocations, &slots); - - if (mv->num_slots == 0) - return; - - for (list = mv->children, i = 0; list; list = list->next, i++) { - child = list->data; - child->slot_start = allocations[i]; - child->slots_used = slots[i]; - } - - g_free (allocations); - g_free (slots); } void month_view_update (MonthView *mv, iCalObject *object, int flags) { - GList *list; - time_t t; - time_t month_begin, month_end; - g_return_if_fail (mv != NULL); g_return_if_fail (IS_MONTH_VIEW (mv)); - /* Destroy the old list of children */ - - for (list = mv->children; list; list = list->next) - child_destroy (mv, list->data); - - g_list_free (mv->children); - mv->children = NULL; - - /* Create a new list of children and lay them out */ - - t = time_from_day (mv->year, mv->month, 1); - month_begin = time_month_begin (t); - month_end = time_month_end (t); - - calendar_iterate (mv->calendar->cal, month_begin, month_end, add_event, mv); - layout_children (mv); - adjust_children (mv); + /* FIXME */ } /* Unmarks the old day that was marked as current and marks the current day if appropriate */ diff --git a/calendar/gui/month-view.h b/calendar/gui/month-view.h index 300c8c5607..6e49c2f931 100644 --- a/calendar/gui/month-view.h +++ b/calendar/gui/month-view.h @@ -35,8 +35,9 @@ struct _MonthView { int month; /* The month we are displaying */ int old_current_index; /* The index of the day marked as current, or -1 if none */ - GList *children; /* The list of children (events) we are carrying */ - int num_slots; /* The number of slots we need to do the child layout (layout.h) */ + GnomeCanvasItem *up[42]; /* Arrows to go up in the days */ + GnomeCanvasItem *down[42]; /* Arrows to go down in the days */ + GnomeCanvasItem *text[42]; /* Text items for the events */ GnomeCanvasItem *title; /* The title heading with the month/year */ GnomeCanvasItem *mitem; /* The canvas month item used by this month view */ diff --git a/calendar/month-view.c b/calendar/month-view.c index 8fd8ed799c..b6d9cd12d9 100644 --- a/calendar/month-view.c +++ b/calendar/month-view.c @@ -17,27 +17,6 @@ #define SPACING 4 /* Spacing between title and calendar */ -/* This is a child in the month view. Each child has a number of canvas items associated to it -- - * it can be more than one box because an event may span several weeks. - */ -struct child { - iCalObject *ico; /* The calendar object this child refers to */ - time_t start, end; /* Start and end times for the instance of the event */ - int slot_start; /* The first slot this child uses */ - int slots_used; /* The number of slots occupied by this child */ - GList *segments; /* The list of segments needed to display this child */ -}; - -/* Each child is composed of one or more segments. Each segment can be considered to be - * the entire child clipped to a particular week, as events may span several weeks in the - * month view. - */ -struct segment { - time_t start, end; /* Start/end times for this segment */ - GnomeCanvasItem *item; /* Canvas item used to display this segment */ -}; - - static void month_view_class_init (MonthViewClass *class); static void month_view_init (MonthView *mv); static void month_view_size_request (GtkWidget *widget, @@ -88,6 +67,11 @@ month_view_class_init (MonthViewClass *class) static void month_view_init (MonthView *mv) { + int i; + GnomeCanvasItem *day_group; + GnomeCanvasPoints *points; + char *color_spec; + /* Title */ mv->title = gnome_canvas_item_new (gnome_canvas_root (GNOME_CANVAS (mv)), @@ -110,6 +94,51 @@ month_view_init (MonthView *mv) "day_font", BIG_NORMAL_DAY_FONT, NULL); + /* Arrows and text items */ + + color_spec = color_spec_from_prop (COLOR_PROP_DAY_FG); + + points = gnome_canvas_points_new (3); + + for (i = 0; i < 42; i++) { + day_group = gnome_month_item_num2child (GNOME_MONTH_ITEM (mv->mitem), + i + GNOME_MONTH_ITEM_DAY_GROUP); + + /* Up arrow */ + + points->coords[0] = 3; + points->coords[1] = 10; + points->coords[2] = 11; + points->coords[3] = 10; + points->coords[4] = 7; + points->coords[5] = 3; + + mv->up[i] = gnome_canvas_item_new (GNOME_CANVAS_GROUP (day_group), + gnome_canvas_polygon_get_type (), + "points", points, + "fill_color", color_spec, + "outline_color", color_spec, + NULL); + gnome_canvas_item_hide (mv->up[i]); + + /* Down arrow */ + + points->coords[0] = 13; + points->coords[1] = 3; + points->coords[2] = 17; + points->coords[3] = 10; + points->coords[4] = 21; + points->coords[5] = 3; + + mv->down[i] = gnome_canvas_item_new (GNOME_CANVAS_GROUP (day_group), + gnome_canvas_polygon_get_type (), + "points", points, + "fill_color", color_spec, + "outline_color", color_spec, + NULL); + gnome_canvas_item_hide (mv->down[i]); + } + mv->old_current_index = -1; } @@ -143,83 +172,6 @@ month_view_size_request (GtkWidget *widget, GtkRequisition *requisition) requisition->height = 150; } -/* Adjusts a single segment from a child. Takes the dimensions of the day the segment is on and - * resizes the segment's canvas item to the apporpriate size and position. - */ -static void -adjust_segment (MonthView *mv, struct child *child, struct segment *seg) -{ - GnomeMonthItem *mitem; - struct tm tm; - int day_index; - GnomeCanvasItem *item; - double day_width, day_height; - double x1, y1, x2, y2; - double y; - double slot_width; - time_t day_begin_time, day_end_time; - double start_factor, end_factor; - - mitem = GNOME_MONTH_ITEM (mv->mitem); - - /* Find out the dimensions of the day item for the segment */ - - tm = *localtime (&seg->start); - day_index = gnome_month_item_day2index (mitem, tm.tm_mday); - g_assert (day_index != -1); - - item = gnome_month_item_num2child (mitem, day_index + GNOME_MONTH_ITEM_DAY_GROUP); - gnome_canvas_item_get_bounds (item, &x1, &y1, &x2, &y2); - - /* Get the bottom coordinate of the day label */ - - item = gnome_month_item_num2child (mitem, day_index + GNOME_MONTH_ITEM_DAY_LABEL); - gnome_canvas_item_get_bounds (item, NULL, NULL, NULL, &y); - - /* Calculate usable area */ - - y1 += y; - day_width = x2 - x1; - day_height = y2 - y1; - - slot_width = day_width / mv->num_slots; - - /* Set the coordinates of the segment's item */ - - day_begin_time = time_day_begin (seg->start); - day_end_time = time_day_end (seg->end); - - start_factor = (double) (seg->start - day_begin_time) / (day_end_time - day_begin_time); - end_factor = (double) (seg->end - day_begin_time) / (day_end_time - day_begin_time); - - gnome_canvas_item_set (seg->item, - "x1", x1 + slot_width * child->slot_start, - "y1", y1 + day_height * start_factor, - "x2", x1 + slot_width * (child->slot_start + child->slots_used), - "y2", y1 + day_height * end_factor, - NULL); -} - -/* Adjusts the child events of the month view to the appropriate size and position */ -static void -adjust_children (MonthView *mv) -{ - GList *children; - struct child *child; - GList *segments; - struct segment *seg; - - for (children = mv->children; children; children = children->next) { - child = children->data; - - for (segments = child->segments; segments; segments = segments->next) { - seg = segments->data; - - adjust_segment (mv, child, seg); - } - } -} - static void month_view_size_allocate (GtkWidget *widget, GtkAllocation *allocation) { @@ -256,202 +208,15 @@ month_view_size_allocate (GtkWidget *widget, GtkAllocation *allocation) "width", (double) (allocation->width - 1), "height", (double) (allocation->height - y - 1), NULL); - - /* Adjust children */ - - adjust_children (mv); -} - -/* Destroys a child structure and its associated canvas items */ -static void -child_destroy (MonthView *mv, struct child *child) -{ - GList *list; - struct segment *seg; - - /* Destroy the segments */ - - for (list = child->segments; list; list = list->next) { - seg = list->data; - - gtk_object_destroy (GTK_OBJECT (seg->item)); - g_free (seg); - } - - g_list_free (child->segments); - - /* Destroy the child */ - - g_free (child); -} - -/* Creates the list of segments that are used to display a child. Each child may have several - * segments, because it may span several days in the month view. This function only creates the - * segment structures and the associated canvas items, but it does not set their final position in - * the month view canvas -- that is done by the adjust_children() function. - */ -static void -child_create_segments (MonthView *mv, struct child *child) -{ - time_t t; - time_t month_begin, month_end; - time_t day_begin_time, day_end_time; - struct segment *seg; - - /* Get the month's extents */ - - t = time_from_day (mv->year, mv->month, 1); - month_begin = time_month_begin (t); - month_end = time_month_end (t); - - /* Get the first day of the event */ - - t = MAX (child->start, month_begin); - day_begin_time = time_day_begin (t); - day_end_time = time_day_end (day_begin_time); - - /* Loop until the event ends or the month ends -- the segments list is created in reverse - * order. - */ - - do { - seg = g_new (struct segment, 1); - - /* Clip the child to this day */ - - seg->start = MAX (child->start, day_begin_time); - seg->end = MIN (child->end, day_end_time); - - seg->item = gnome_canvas_item_new (GNOME_CANVAS_GROUP (mv->mitem), - gnome_canvas_rect_get_type (), - "fill_color", color_spec_from_prop (COLOR_PROP_MARK_DAY_BG), - "outline_color", "black", - "width_pixels", 0, - NULL); - - child->segments = g_list_prepend (child->segments, seg); - - /* Next day */ - - day_begin_time = time_add_day (day_begin_time, 1); - day_end_time = time_day_end (day_begin_time); - } while ((child->end > day_begin_time) && (day_begin_time < month_end)); - - /* Reverse the list to put it in increasing order */ - - child->segments = g_list_reverse (child->segments); -} - -/* Comparison function used to create the sorted list of children. Sorts first by increasing start - * time and then by decreasing end time, so that "longer" events are first in the list. - */ -static gint -child_compare (gconstpointer a, gconstpointer b) -{ - const struct child *ca, *cb; - time_t diff; - - ca = a; - cb = b; - - diff = ca->start - cb->start; - - if (diff == 0) - diff = cb->end - ca->end; - - return (diff < 0) ? -1 : ((diff > 0) ? 1 : 0); -} - -/* This is the callback function used from the calendar iterator. It adds events to the list of - * children in the month view. - */ -static int -add_event (iCalObject *ico, time_t start, time_t end, void *data) -{ - MonthView *mv; - struct child *child; - - mv = MONTH_VIEW (data); - - child = g_new (struct child, 1); - child->ico = ico; - child->start = start; - child->end = end; - child->segments = NULL; - - child_create_segments (mv, child); - - /* Add it to the list of children */ - - mv->children = g_list_insert_sorted (mv->children, child, child_compare); - - return TRUE; /* means "we are not yet finished" */ -} - -/* Time query function for the layout engine */ -static void -child_query_func (GList *list, time_t *start, time_t *end) -{ - struct child *child; - - child = list->data; - - *start = child->start; - *end = child->end; -} - -/* Uses the generic event layout engine to set the children's layout information */ -static void -layout_children (MonthView *mv) -{ - GList *list; - struct child *child; - int *allocations; - int *slots; - int i; - - layout_events (mv->children, child_query_func, &mv->num_slots, &allocations, &slots); - - if (mv->num_slots == 0) - return; - - for (list = mv->children, i = 0; list; list = list->next, i++) { - child = list->data; - child->slot_start = allocations[i]; - child->slots_used = slots[i]; - } - - g_free (allocations); - g_free (slots); } void month_view_update (MonthView *mv, iCalObject *object, int flags) { - GList *list; - time_t t; - time_t month_begin, month_end; - g_return_if_fail (mv != NULL); g_return_if_fail (IS_MONTH_VIEW (mv)); - /* Destroy the old list of children */ - - for (list = mv->children; list; list = list->next) - child_destroy (mv, list->data); - - g_list_free (mv->children); - mv->children = NULL; - - /* Create a new list of children and lay them out */ - - t = time_from_day (mv->year, mv->month, 1); - month_begin = time_month_begin (t); - month_end = time_month_end (t); - - calendar_iterate (mv->calendar->cal, month_begin, month_end, add_event, mv); - layout_children (mv); - adjust_children (mv); + /* FIXME */ } /* Unmarks the old day that was marked as current and marks the current day if appropriate */ diff --git a/calendar/month-view.h b/calendar/month-view.h index 300c8c5607..6e49c2f931 100644 --- a/calendar/month-view.h +++ b/calendar/month-view.h @@ -35,8 +35,9 @@ struct _MonthView { int month; /* The month we are displaying */ int old_current_index; /* The index of the day marked as current, or -1 if none */ - GList *children; /* The list of children (events) we are carrying */ - int num_slots; /* The number of slots we need to do the child layout (layout.h) */ + GnomeCanvasItem *up[42]; /* Arrows to go up in the days */ + GnomeCanvasItem *down[42]; /* Arrows to go down in the days */ + GnomeCanvasItem *text[42]; /* Text items for the events */ GnomeCanvasItem *title; /* The title heading with the month/year */ GnomeCanvasItem *mitem; /* The canvas month item used by this month view */ |