path: root/calendar/view-utils.c

/* Miscellaneous utility functions for the calendar view widgets
 *
 * Copyright (C) 1998 The Free Software Foundation
 *
 * Author: Federico Mena <quartic@gimp.org>
 */

#include <string.h>
#include "view-utils.h"

void
view_utils_draw_events (GtkWidget *widget, GdkWindow *window, GdkGC *gc, GdkRectangle *area,
            int flags, GList *events, time_t start, time_t end)
{
    int font_height;
    int x, y, max_y;
    char buf[512];
    int len;
    struct tm tm_start, tm_end;
    char *str;
    iCalObject *ico;
    GList *list;

    gdk_gc_set_clip_rectangle (gc, area);

    font_height = widget->style->font->ascent + widget->style->font->descent;

    max_y = area->y + area->height - font_height * ((flags & VIEW_UTILS_DRAW_SPLIT) ? 2 : 1);

    for (y = area->y, list = events; (y < max_y) && list; y += font_height, list = list->next) {
        CalendarObject *co = list->data;
        ico = co->ico;

        tm_start = *localtime (&co->ev_start);
        tm_end = *localtime   (&co->ev_end);
        str = ico->summary;

        if (flags & VIEW_UTILS_DRAW_END) {
            strftime (buf, 512, "%X-", &tm_start);
            len = strlen (buf);
            strftime (buf + len, 512 - len, "%X    ", &tm_end);
        } else
            strftime (buf, 512, "%X    ", &tm_start);

        gdk_draw_string (window,
                 widget->style->font,
                 gc,
                 area->x,
                 y + widget->style->font->ascent,
                 buf);

        if (flags & VIEW_UTILS_DRAW_SPLIT) {
            y += font_height;
            x = widget->style->font->ascent; /* some indentation */
        } else
            x = gdk_string_width (widget->style->font, buf);

        gdk_draw_string (window,
                 widget->style->font,
                 gc,
                 x,
                 y + widget->style->font->ascent,
                 str);
    }
    gdk_gc_set_clip_rectangle (gc, NULL);
}

void
view_utils_draw_textured_frame (GtkWidget *widget, GdkWindow *window, GdkRectangle *rect, GtkShadowType shadow)
{
    int x, y;
    int xthick, ythick;
    GdkGC *light_gc, *dark_gc;

    gdk_draw_rectangle (window,
                widget->style->bg_gc[GTK_STATE_NORMAL],
                TRUE,
                rect->x, rect->y,
                rect->width, rect->height);

    light_gc = widget->style->light_gc[GTK_STATE_NORMAL];
    dark_gc = widget->style->dark_gc[GTK_STATE_NORMAL];

    xthick = widget->style->klass->xthickness;
    ythick = widget->style->klass->ythickness;

    gdk_gc_set_clip_rectangle (light_gc, rect);
    gdk_gc_set_clip_rectangle (dark_gc, rect);

    for (y = rect->y + ythick; y < (rect->y + rect->height - ythick); y += 3)
        for (x = rect->x + xthick; x < (rect->x + rect->width - xthick); x += 6) {
            gdk_draw_point (window, light_gc, x, y);
            gdk_draw_point (window, dark_gc, x + 1, y + 1);

            gdk_draw_point (window, light_gc, x + 3, y + 1);
            gdk_draw_point (window, dark_gc, x + 4, y + 2);
        }
    
    gdk_gc_set_clip_rectangle (light_gc, NULL);
    gdk_gc_set_clip_rectangle (dark_gc, NULL);

    gtk_draw_shadow (widget->style, window,
             GTK_STATE_NORMAL, shadow,
             rect->x, rect->y,
             rect->width, rect->height);
}