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author | Benjamin Otte <otte@redhat.com> | 2010-10-21 07:07:45 +0800 |
---|---|---|
committer | Matthew Barnes <mbarnes@redhat.com> | 2010-10-30 01:50:04 +0800 |
commit | a0dbaa944946da38a9ae2557c08c749b865304bc (patch) | |
tree | cea9bc932184585ad01594c050f98153413c6a4d /calendar/gui | |
parent | 90381cf3bcd346c3e042efa12f9cbd1b3bb2e1ff (diff) | |
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calendar: Draw meeting time selector with cairo
Diffstat (limited to 'calendar/gui')
-rw-r--r-- | calendar/gui/e-meeting-time-sel-item.c | 191 | ||||
-rw-r--r-- | calendar/gui/e-meeting-time-sel-item.h | 4 |
2 files changed, 74 insertions, 121 deletions
diff --git a/calendar/gui/e-meeting-time-sel-item.c b/calendar/gui/e-meeting-time-sel-item.c index 2f70747cd8..f7c600c75d 100644 --- a/calendar/gui/e-meeting-time-sel-item.c +++ b/calendar/gui/e-meeting-time-sel-item.c @@ -45,8 +45,6 @@ static void e_meeting_time_selector_item_set_property (GObject *object, guint property_id, const GValue *value, GParamSpec *pspec); -static void e_meeting_time_selector_item_realize (GnomeCanvasItem *item); -static void e_meeting_time_selector_item_unrealize (GnomeCanvasItem *item); static void e_meeting_time_selector_item_update (GnomeCanvasItem *item, const cairo_matrix_t *i2c, gint flags); @@ -67,13 +65,13 @@ static gint e_meeting_time_selector_item_motion_notify (EMeetingTimeSelectorItem GdkEvent *event); static void e_meeting_time_selector_item_paint_day_top (EMeetingTimeSelectorItem *mts_item, - GdkDrawable *drawable, + cairo_t *cr, GDate *date, gint x, gint scroll_y, gint width, gint height); static void e_meeting_time_selector_item_paint_all_attendees_busy_periods (EMeetingTimeSelectorItem *mts_item, GdkDrawable *drawable, GDate *date, gint x, gint y, gint width, gint height); static void e_meeting_time_selector_item_paint_day (EMeetingTimeSelectorItem *mts_item, - GdkDrawable *drawable, + cairo_t *cr, GDate *date, gint x, gint scroll_y, gint width, gint height); @@ -108,8 +106,6 @@ e_meeting_time_selector_item_class_init (EMeetingTimeSelectorItemClass *class) object_class->set_property = e_meeting_time_selector_item_set_property; item_class = GNOME_CANVAS_ITEM_CLASS (class); - item_class->realize = e_meeting_time_selector_item_realize; - item_class->unrealize = e_meeting_time_selector_item_unrealize; item_class->update = e_meeting_time_selector_item_update; item_class->draw = e_meeting_time_selector_item_draw; item_class->point = e_meeting_time_selector_item_point; @@ -132,8 +128,6 @@ e_meeting_time_selector_item_init (EMeetingTimeSelectorItem *mts_item) mts_item->mts = NULL; - mts_item->main_gc = NULL; - /* Create the cursors. */ mts_item->normal_cursor = gdk_cursor_new (GDK_LEFT_PTR); mts_item->resize_cursor = gdk_cursor_new (GDK_SB_H_DOUBLE_ARROW); @@ -189,38 +183,6 @@ e_meeting_time_selector_item_set_property (GObject *object, } static void -e_meeting_time_selector_item_realize (GnomeCanvasItem *item) -{ - GnomeCanvas *canvas; - GdkWindow *window; - EMeetingTimeSelectorItem *mts_item; - - if (GNOME_CANVAS_ITEM_CLASS (e_meeting_time_selector_item_parent_class)->realize) - (*GNOME_CANVAS_ITEM_CLASS (e_meeting_time_selector_item_parent_class)->realize)(item); - - mts_item = E_MEETING_TIME_SELECTOR_ITEM (item); - - canvas = item->canvas; - window = gtk_widget_get_window (GTK_WIDGET (canvas)); - - mts_item->main_gc = gdk_gc_new (window); -} - -static void -e_meeting_time_selector_item_unrealize (GnomeCanvasItem *item) -{ - EMeetingTimeSelectorItem *mts_item; - - mts_item = E_MEETING_TIME_SELECTOR_ITEM (item); - - g_object_unref (mts_item->main_gc); - mts_item->main_gc = NULL; - - if (GNOME_CANVAS_ITEM_CLASS (e_meeting_time_selector_item_parent_class)->unrealize) - (*GNOME_CANVAS_ITEM_CLASS (e_meeting_time_selector_item_parent_class)->unrealize)(item); -} - -static void e_meeting_time_selector_item_update (GnomeCanvasItem *item, const cairo_matrix_t *i2c, gint flags) { if (GNOME_CANVAS_ITEM_CLASS (e_meeting_time_selector_item_parent_class)->update) @@ -266,13 +228,11 @@ e_meeting_time_selector_item_draw (GnomeCanvasItem *item, GdkDrawable *drawable, gint row, row_y, start_x, end_x; GDate date, last_date, current_date; gboolean is_display_top, show_meeting_time; - GdkGC *gc; cairo_t *cr; mts_item = E_MEETING_TIME_SELECTOR_ITEM (item); mts = mts_item->mts; g_return_if_fail (mts != NULL); - gc = mts_item->main_gc; cr = gdk_cairo_create (drawable); is_display_top = (GTK_WIDGET (item->canvas) == mts->display_top) @@ -323,7 +283,6 @@ e_meeting_time_selector_item_draw (GnomeCanvasItem *item, GdkDrawable *drawable, that have no calendar information. */ if (!is_display_top) { gdk_cairo_set_source_color (cr, &mts->grid_color); - gdk_gc_set_foreground (gc, &mts->grid_color); row = y / mts->row_height; row_y = row * mts->row_height - y; while (row < e_meeting_store_count_actual_attendees (mts->model) && row_y < height) { @@ -354,7 +313,6 @@ e_meeting_time_selector_item_draw (GnomeCanvasItem *item, GdkDrawable *drawable, row++; row_y += mts->row_height; } - gdk_gc_set_fill (gc, GDK_SOLID); } /* Now paint the visible days one by one. */ @@ -364,9 +322,9 @@ e_meeting_time_selector_item_draw (GnomeCanvasItem *item, GdkDrawable *drawable, top display and the main display. We may use separate classes in future if necessary. */ if (is_display_top) - e_meeting_time_selector_item_paint_day_top (mts_item, drawable, ¤t_date, day_x, y, width, height); + e_meeting_time_selector_item_paint_day_top (mts_item, cr, ¤t_date, day_x, y, width, height); else - e_meeting_time_selector_item_paint_day (mts_item, drawable, ¤t_date, day_x, y, width, height); + e_meeting_time_selector_item_paint_day (mts_item, cr, ¤t_date, day_x, y, width, height); day_x += mts_item->mts->day_width; if (g_date_compare (¤t_date, &last_date) == 0) @@ -414,47 +372,59 @@ e_meeting_time_selector_item_draw (GnomeCanvasItem *item, GdkDrawable *drawable, static void e_meeting_time_selector_item_paint_day_top (EMeetingTimeSelectorItem *mts_item, - GdkDrawable *drawable, GDate *date, + cairo_t *cr, GDate *date, gint x, gint scroll_y, gint width, gint height) { EMeetingTimeSelector *mts; - GdkGC *gc; gint y, grid_x; gchar buffer[128], *format; gint hour, hour_x, hour_y; - GdkRectangle clip_rect; PangoLayout *layout; + cairo_save (cr); + + cairo_set_line_width (cr, 1.0); + mts = mts_item->mts; - gc = mts_item->main_gc; - gdk_gc_set_foreground (gc, &mts->grid_color); layout = gtk_widget_create_pango_layout (GTK_WIDGET (mts), NULL); /* Draw the horizontal lines. */ y = mts->row_height - 1 - scroll_y; - gdk_draw_line (drawable, gc, x, y, x + mts->day_width - 1, y); - gdk_gc_set_foreground (gc, &mts->grid_shadow_color); - gdk_draw_line (drawable, gc, x, y + 1, x + mts->day_width - 1, y + 1); - gdk_gc_set_foreground (gc, &mts->grid_color); + + gdk_cairo_set_source_color (cr, &mts->grid_color); + cairo_move_to (cr, x + 0.5, y + 0.5); + cairo_rel_line_to (cr, mts->day_width - 1, 0); + cairo_stroke (cr); + + gdk_cairo_set_source_color (cr, &mts->grid_shadow_color); + cairo_move_to (cr, x + 0.5, y + 1.5); + cairo_rel_line_to (cr, mts->day_width - 1, 0); + cairo_stroke (cr); + + gdk_cairo_set_source_color (cr, &mts->grid_color); y += mts->row_height; - gdk_draw_line (drawable, gc, x, y, x + mts->day_width - 1, y); + cairo_move_to (cr, x + 0.5, y + 0.5); + cairo_rel_line_to (cr, mts->day_width - 1, 0); y += mts->row_height; - gdk_draw_line (drawable, gc, x, y, x + mts->day_width - 1, y); + cairo_move_to (cr, x + 0.5, y + 0.5); + cairo_rel_line_to (cr, mts->day_width - 1, 0); /* Draw the vertical grid lines. */ for (grid_x = mts->col_width - 1; grid_x < mts->day_width - mts->col_width; grid_x += mts->col_width) { - gdk_draw_line (drawable, gc, - x + grid_x, mts->row_height * 2 - 1 - scroll_y, - x + grid_x, height); + cairo_move_to (cr, x + grid_x + 0.5, mts->row_height * 2 - 1 - scroll_y + 0.5); + cairo_line_to (cr, x + grid_x + 0.5, height + 0.5); } grid_x = mts->day_width - 2; - gdk_draw_line (drawable, gc, x + grid_x, 0, x + grid_x, height); + cairo_move_to (cr, x + grid_x + 0.5, 0.5); + cairo_rel_line_to (cr, 0, height); grid_x++; - gdk_draw_line (drawable, gc, x + grid_x, 0, x + grid_x, height); + cairo_move_to (cr, x + grid_x + 0.5, 0.5); + cairo_rel_line_to (cr, 0, height); + cairo_stroke (cr); /* Draw the date. Set a clipping rectangle so we don't draw over the next day. */ @@ -473,17 +443,16 @@ e_meeting_time_selector_item_paint_day_top (EMeetingTimeSelectorItem *mts_item, g_date_strftime (buffer, sizeof (buffer), format, date); - clip_rect.x = x; - clip_rect.y = -scroll_y; - clip_rect.width = mts->day_width - 2; - clip_rect.height = mts->row_height - 2; - gdk_gc_set_clip_rectangle (gc, &clip_rect); + cairo_save (cr); + + cairo_rectangle (cr, x, -scroll_y, mts->day_width - 2, mts->row_height - 2); + cairo_clip (cr); + pango_layout_set_text (layout, buffer, -1); - gdk_draw_layout (drawable, gc, - x + 2, - 4 - scroll_y, - layout); - gdk_gc_set_clip_rectangle (gc, NULL); + cairo_move_to (cr, x + 2, 4 - scroll_y); + pango_cairo_show_layout (cr, layout); + + cairo_restore (cr); /* Draw the hours. */ hour = mts->first_hour_shown; @@ -495,16 +464,15 @@ e_meeting_time_selector_item_paint_day_top (EMeetingTimeSelectorItem *mts_item, else pango_layout_set_text (layout, EMeetingTimeSelectorHours12[hour], -1); - gdk_draw_layout (drawable, gc, - hour_x, - hour_y, - layout); + cairo_move_to (cr, hour_x, hour_y); + pango_cairo_show_layout (cr, layout); hour += mts->zoomed_out ? 3 : 1; hour_x += mts->col_width; } g_object_unref (layout); + cairo_restore (cr); } /* This paints the colored bars representing busy periods for the combined @@ -516,14 +484,10 @@ e_meeting_time_selector_item_paint_all_attendees_busy_periods (EMeetingTimeSelec EMeetingTimeSelector *mts; EMeetingFreeBusyType busy_type; gint row, y; - GdkGC *gc; gint *first_periods; cairo_t *cr; - guint16 red, green, blue; - gdouble cc = 65535.0; mts = mts_item->mts; - gc = mts_item->main_gc; cr = gdk_cairo_create (drawable); /* Calculate the y coordinate to paint the row at in the drawable. */ @@ -537,11 +501,7 @@ e_meeting_time_selector_item_paint_all_attendees_busy_periods (EMeetingTimeSelec for (busy_type = 0; busy_type < E_MEETING_FREE_BUSY_LAST; busy_type++) { - gdk_gc_set_foreground (gc, &mts->busy_colors[busy_type]); - red = mts->busy_colors[busy_type].red; - green = mts->busy_colors[busy_type].green; - blue = mts->busy_colors[busy_type].blue; - cairo_set_source_rgba (cr, red/cc, green/cc, blue/cc, 0.8); + gdk_cairo_set_source_color (cr, &mts->busy_colors[busy_type]); for (row = 0; row < e_meeting_store_count_actual_attendees (mts->model); row++) { if (first_periods[row] == -1) continue; @@ -555,16 +515,17 @@ e_meeting_time_selector_item_paint_all_attendees_busy_periods (EMeetingTimeSelec static void e_meeting_time_selector_item_paint_day (EMeetingTimeSelectorItem *mts_item, - GdkDrawable *drawable, GDate *date, + cairo_t *cr, GDate *date, gint x, gint scroll_y, gint width, gint height) { EMeetingTimeSelector *mts; - GdkGC *gc; gint grid_x, grid_y, attendee_index, unused_y; + cairo_save (cr); + cairo_set_line_width (cr, 1.0); + mts = mts_item->mts; - gc = mts_item->main_gc; /* Draw the grid lines. The grid lines around unused rows are drawn in a different color. */ @@ -580,49 +541,53 @@ e_meeting_time_selector_item_paint_day (EMeetingTimeSelectorItem *mts_item, grid_y += mts->row_height) { if (attendee_index <= e_meeting_store_count_actual_attendees (mts->model)) { - gdk_gc_set_foreground (gc, &mts->grid_color); - gdk_draw_line (drawable, gc, 0, grid_y, - width, grid_y); + gdk_cairo_set_source_color (cr, &mts->grid_color); } else { - gdk_gc_set_foreground (gc, &mts->grid_unused_color); - gdk_draw_line (drawable, gc, 0, grid_y, - width, grid_y); + gdk_cairo_set_source_color (cr, &mts->grid_unused_color); } + cairo_move_to (cr, 0, grid_y); + cairo_rel_line_to (cr, width, 0); + cairo_stroke (cr); attendee_index++; } /* Draw the vertical grid lines. */ unused_y = (e_meeting_store_count_actual_attendees (mts->model) * mts->row_height) - scroll_y; if (unused_y >= 0) { - gdk_gc_set_foreground (gc, &mts->grid_color); + gdk_cairo_set_source_color (cr, &mts->grid_color); for (grid_x = mts->col_width - 1; grid_x < mts->day_width - mts->col_width; grid_x += mts->col_width) { - gdk_draw_line (drawable, gc, - x + grid_x, 0, - x + grid_x, unused_y - 1); + cairo_move_to (cr, x + grid_x, 0); + cairo_line_to (cr, x + grid_x, unused_y - 1); } - gdk_draw_rectangle (drawable, gc, TRUE, - x + mts->day_width - 2, 0, - 2, unused_y); + cairo_stroke (cr); + + cairo_rectangle (cr, + x + mts->day_width - 2, 0, + 2, unused_y); + cairo_fill (cr); } if (unused_y < height) { - gdk_gc_set_foreground (gc, &mts->grid_unused_color); + gdk_cairo_set_source_color (cr, &mts->grid_unused_color); for (grid_x = mts->col_width - 1; grid_x < mts->day_width - mts->col_width; grid_x += mts->col_width) { - gdk_draw_line (drawable, gc, - x + grid_x, unused_y, - x + grid_x, height); + cairo_move_to (cr, x + grid_x, unused_y); + cairo_line_to (cr, x + grid_x, height); } - gdk_draw_rectangle (drawable, gc, TRUE, - x + mts->day_width - 2, unused_y, - 2, height - unused_y); + cairo_stroke (cr); + + cairo_rectangle (cr, + x + mts->day_width - 2, unused_y, + 2, height - unused_y); + cairo_fill (cr); } + cairo_restore (cr); } /* This paints the colored bars representing busy periods for the individual @@ -633,13 +598,9 @@ e_meeting_time_selector_item_paint_busy_periods (EMeetingTimeSelectorItem *mts_i EMeetingTimeSelector *mts; EMeetingFreeBusyType busy_type; gint row, y, first_period; - GdkGC *gc; cairo_t *cr; - guint16 red, green, blue; - gdouble cc = 65535.0; mts = mts_item->mts; - gc = mts_item->main_gc; cr = gdk_cairo_create (drawable); /* Calculate the first visible attendee row. */ @@ -660,11 +621,7 @@ e_meeting_time_selector_item_paint_busy_periods (EMeetingTimeSelectorItem *mts_i for (busy_type = 0; busy_type < E_MEETING_FREE_BUSY_LAST; busy_type++) { - gdk_gc_set_foreground (gc, &mts->busy_colors[busy_type]); - red = mts->busy_colors[busy_type].red; - green = mts->busy_colors[busy_type].green; - blue = mts->busy_colors[busy_type].blue; - cairo_set_source_rgba (cr, red/cc, green/cc, blue/cc, 0.8); + gdk_cairo_set_source_color (cr, &mts->busy_colors[busy_type]); e_meeting_time_selector_item_paint_attendee_busy_periods (mts_item, drawable, x, y, width, row, first_period, busy_type, cr); } } diff --git a/calendar/gui/e-meeting-time-sel-item.h b/calendar/gui/e-meeting-time-sel-item.h index 1965a4ab95..b0b77bfab9 100644 --- a/calendar/gui/e-meeting-time-sel-item.h +++ b/calendar/gui/e-meeting-time-sel-item.h @@ -49,10 +49,6 @@ struct _EMeetingTimeSelectorItem /* The parent EMeetingTimeSelector widget. */ EMeetingTimeSelector *mts; - /* This GC is used for most of the drawing. The fg/bg colors are - changed for each bit. */ - GdkGC *main_gc; - /* The normal, resize & busy cursors . */ GdkCursor *normal_cursor; GdkCursor *resize_cursor; |