/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ /* * Author : * Damon Chaplin * * Copyright 1999, Helix Code, Inc. * * This program 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; either version 2 of the * License, or (at your option) any later version. * * This program 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. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * USA */ /* * EWeekViewTitlesItem - displays the 'Monday', 'Tuesday' etc. at the top of * the Month calendar view. */ #include #include "e-week-view-titles-item.h" static void e_week_view_titles_item_class_init (EWeekViewTitlesItemClass *class); static void e_week_view_titles_item_init (EWeekViewTitlesItem *wvtitem); static void e_week_view_titles_item_set_arg (GtkObject *o, GtkArg *arg, guint arg_id); static void e_week_view_titles_item_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags); static void e_week_view_titles_item_draw (GnomeCanvasItem *item, GdkDrawable *drawable, int x, int y, int width, int height); static double e_week_view_titles_item_point (GnomeCanvasItem *item, double x, double y, int cx, int cy, GnomeCanvasItem **actual_item); static GnomeCanvasItemClass *parent_class; /* The arguments we take */ enum { ARG_0, ARG_WEEK_VIEW }; GtkType e_week_view_titles_item_get_type (void) { static GtkType e_week_view_titles_item_type = 0; if (!e_week_view_titles_item_type) { GtkTypeInfo e_week_view_titles_item_info = { "EWeekViewTitlesItem", sizeof (EWeekViewTitlesItem), sizeof (EWeekViewTitlesItemClass), (GtkClassInitFunc) e_week_view_titles_item_class_init, (GtkObjectInitFunc) e_week_view_titles_item_init, NULL, /* reserved_1 */ NULL, /* reserved_2 */ (GtkClassInitFunc) NULL }; e_week_view_titles_item_type = gtk_type_unique (gnome_canvas_item_get_type (), &e_week_view_titles_item_info); } return e_week_view_titles_item_type; } static void e_week_view_titles_item_class_init (EWeekViewTitlesItemClass *class) { GtkObjectClass *object_class; GnomeCanvasItemClass *item_class; parent_class = gtk_type_class (gnome_canvas_item_get_type()); object_class = (GtkObjectClass *) class; item_class = (GnomeCanvasItemClass *) class; gtk_object_add_arg_type ("EWeekViewTitlesItem::week_view", GTK_TYPE_POINTER, GTK_ARG_WRITABLE, ARG_WEEK_VIEW); object_class->set_arg = e_week_view_titles_item_set_arg; /* GnomeCanvasItem method overrides */ item_class->update = e_week_view_titles_item_update; item_class->draw = e_week_view_titles_item_draw; item_class->point = e_week_view_titles_item_point; } static void e_week_view_titles_item_init (EWeekViewTitlesItem *wvtitem) { wvtitem->week_view = NULL; } static void e_week_view_titles_item_set_arg (GtkObject *o, GtkArg *arg, guint arg_id) { GnomeCanvasItem *item; EWeekViewTitlesItem *wvtitem; item = GNOME_CANVAS_ITEM (o); wvtitem = E_WEEK_VIEW_TITLES_ITEM (o); switch (arg_id){ case ARG_WEEK_VIEW: wvtitem->week_view = GTK_VALUE_POINTER (*arg); break; } } static void e_week_view_titles_item_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags) { if (GNOME_CANVAS_ITEM_CLASS (parent_class)->update) (* GNOME_CANVAS_ITEM_CLASS (parent_class)->update) (item, affine, clip_path, flags); /* The item covers the entire canvas area. */ item->x1 = 0; item->y1 = 0; item->x2 = INT_MAX; item->y2 = INT_MAX; } /* * DRAWING ROUTINES - functions to paint the canvas item. */ static void e_week_view_titles_item_draw (GnomeCanvasItem *canvas_item, GdkDrawable *drawable, int x, int y, int width, int height) { EWeekViewTitlesItem *wvtitem; EWeekView *week_view; GtkStyle *style; GdkGC *fg_gc, *bg_gc, *light_gc, *dark_gc; GdkFont *font; gint canvas_width, canvas_height, col_width, col, date_width, date_x; gchar buffer[128], *date_format; GDate date; GdkRectangle clip_rect; gboolean long_format; gint weekday; #if 0 g_print ("In e_week_view_titles_item_draw %i,%i %ix%i\n", x, y, width, height); #endif wvtitem = E_WEEK_VIEW_TITLES_ITEM (canvas_item); week_view = wvtitem->week_view; g_return_if_fail (week_view != NULL); style = GTK_WIDGET (week_view)->style; font = style->font; fg_gc = style->fg_gc[GTK_STATE_NORMAL]; bg_gc = style->bg_gc[GTK_STATE_NORMAL]; light_gc = style->light_gc[GTK_STATE_NORMAL]; dark_gc = style->dark_gc[GTK_STATE_NORMAL]; canvas_width = GTK_WIDGET (canvas_item->canvas)->allocation.width; canvas_height = GTK_WIDGET (canvas_item->canvas)->allocation.height; /* Draw the shadow around the dates. */ gdk_draw_line (drawable, light_gc, 1 - x, 1 - y, canvas_width - 2 - x, 1 - y); gdk_draw_line (drawable, light_gc, 1 - x, 2 - y, 1 - x, canvas_height - 1 - y); gdk_draw_rectangle (drawable, dark_gc, FALSE, 0 - x, 0 - y, canvas_width - 1, canvas_height); /* Determine the format to use. */ col_width = canvas_width / week_view->columns; if (col_width > week_view->max_day_width + 2) { date_format = "%A"; long_format = TRUE; } else { date_format = "%a"; long_format = FALSE; } /* Shift right one pixel to account for the shadow around the main canvas. */ x--; /* Draw the date. Set a clipping rectangle so we don't draw over the next day. */ g_date_clear (&date, 1); /* Note that 20th March 2000 is a Monday. We only care about the weekday. */ weekday = week_view->display_start_day; g_date_set_dmy (&date, 20 + weekday, 3, 2000); for (col = 0; col < week_view->columns; col++) { if (weekday == 5 && week_view->compress_weekend) { g_date_strftime (buffer, 128, "%a/", &date); g_date_add_days (&date, 1); g_date_strftime (buffer + strlen (buffer), 100, "%a", &date); } else { g_date_strftime (buffer, 128, date_format, &date); } clip_rect.x = week_view->col_offsets[col] - x; clip_rect.y = 2 - y; clip_rect.width = week_view->col_widths[col]; clip_rect.height = canvas_height - 2; gdk_gc_set_clip_rectangle (fg_gc, &clip_rect); if (weekday == 5 && week_view->compress_weekend) date_width = week_view->abbr_day_widths[5] + week_view->slash_width + week_view->abbr_day_widths[6]; else if (long_format) date_width = week_view->day_widths[weekday]; else date_width = week_view->abbr_day_widths[weekday]; date_x = week_view->col_offsets[col] + (week_view->col_widths[col] - date_width) / 2; date_x = MAX (date_x, week_view->col_offsets[col]); gdk_draw_string (drawable, font, fg_gc, date_x - x, 3 + font->ascent - y, buffer); gdk_gc_set_clip_rectangle (fg_gc, NULL); /* Draw the lines down the left and right of the date cols. */ if (col != 0) { gdk_draw_line (drawable, light_gc, week_view->col_offsets[col] - x, 4 - y, week_view->col_offsets[col] - x, canvas_height - 4 - y); gdk_draw_line (drawable, dark_gc, week_view->col_offsets[col] - 1 - x, 4 - y, week_view->col_offsets[col] - 1 - x, canvas_height - 4 - y); } /* Draw the lines between each column. */ if (col != 0) { gdk_draw_line (drawable, style->black_gc, week_view->col_offsets[col] - x, canvas_height - y, week_view->col_offsets[col] - x, canvas_height - y); } if (weekday == 5 && week_view->compress_weekend) weekday += 2; else weekday++; weekday = weekday % 7; g_date_add_days (&date, 1); } } /* This is supposed to return the nearest item the the point and the distance. Since we are the only item we just return ourself and 0 for the distance. This is needed so that we get button/motion events. */ static double e_week_view_titles_item_point (GnomeCanvasItem *item, double x, double y, int cx, int cy, GnomeCanvasItem **actual_item) { *actual_item = item; return 0.0; }