[gnome-calendar/wip/pandusonu/week-view: 10/31] week-header: modify the draw() to match mockup

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 464899c699f74402e8286424aee44c1606878fb5
Author: pandusonu2 <pandu sonu yahoo com>
Date:   Tue Jun 14 01:50:23 2016 +0530

    week-header: modify the draw() to match mockup
    
    Made changes in the draw() to match the mockups.

 data/theme/gtk-styles.css    |    4 +-
 data/ui/week-header.ui       |   58 +++++++++++++++++++++---
 data/ui/week-view.ui         |    2 +-
 src/views/gcal-week-header.c |  101 +++++++++++++++++++++++++++++++----------
 4 files changed, 130 insertions(+), 35 deletions(-)
---
diff --git a/data/theme/gtk-styles.css b/data/theme/gtk-styles.css
index 89d8e9e..dd38d3b 100644
--- a/data/theme/gtk-styles.css
+++ b/data/theme/gtk-styles.css
@@ -52,14 +52,14 @@ calendar-view.lines {
     color: alpha(@theme_fg_color, 0.4);
 }
 
-calendar-view.first-view-header {
+calendar-view .first-view-header {
     font-size: 16pt;
     font-weight: bold;
     color: @theme_selected_bg_color;
     padding: 12px;
 }
 
-calendar-view.second-view-header {
+calendar-view .second-view-header {
     font-size: 16pt;
     font-weight: bold;
     padding: 12px;
diff --git a/data/ui/week-header.ui b/data/ui/week-header.ui
index 5563553..2d498aa 100644
--- a/data/ui/week-header.ui
+++ b/data/ui/week-header.ui
@@ -2,23 +2,67 @@
 <interface>
   <template class="GcalWeekHeader" parent="GtkScrolledWindow">
     <property name="visible">True</property>
-    <property name="shadow_type">out</property>
     <property name="hexpand">True</property>
+    <property name="max-content-height">200</property>
     <child>
-      <object class="GtkViewport">
+      <object class="GtkGrid">
         <property name="visible">True</property>
+        <property name="orientation">vertical</property>
         <child>
-          <object class="GtkOverlay">
+          <object class="GtkGrid">
             <property name="visible">True</property>
+            <property name="orientation">horizontal</property>
             <child>
-              <object class="GtkDrawingArea">
+              <object class="GtkLabel" id="month_label">
                 <property name="visible">True</property>
-                <signal name="draw" handler="gcal_week_header_draw" object="GcalWeekHeader" swapped="yes"/>
+                <property name="label">Month</property>
+                <style>
+                  <class name="first-view-header" />
+                </style>
               </object>
             </child>
-            <child type="overlay">
-              <object class="GtkGrid" id="grid">
+            <child>
+              <object class="GtkLabel" id="week_label">
+                <property name="visible">True</property>
+                <property name="hexpand">True</property>
+                <property name="xalign">0</property>
+                <property name="label">Week</property>
+                <style>
+                  <class name="second-view-header" />
+                </style>
+              </object>
+            </child>
+            <child>
+              <object class="GtkLabel" id="year_label">
+                <property name="visible">True</property>
+                <property name="label">Year</property>
+                <style>
+                  <class name="second-view-header" />
+                </style>
+              </object>
+            </child>
+          </object>
+        </child>
+        <child>
+          <object class="GtkViewport">
+            <property name="visible">True</property>
+            <property name="shadow_type">none</property>
+            <child>
+              <object class="GtkOverlay">
                 <property name="visible">True</property>
+                <child>
+                  <object class="GtkDrawingArea" id="draw_area">
+                    <property name="visible">True</property>
+                    <property name="height-request">100</property>
+                    <signal name="draw" handler="gcal_week_header_draw" object="GcalWeekHeader" 
swapped="yes"/>
+                  </object>
+                </child>
+                <child type="overlay">
+                  <object class="GtkGrid" id="grid">
+                    <property name="visible">True</property>
+                    <property name="height-request">100</property>
+                  </object>
+                </child>
               </object>
             </child>
           </object>
diff --git a/data/ui/week-view.ui b/data/ui/week-view.ui
index 00bdcd4..b3b0ac1 100644
--- a/data/ui/week-view.ui
+++ b/data/ui/week-view.ui
@@ -6,7 +6,7 @@
     <child>
       <object class="GcalWeekHeader" id="header">
         <property name="visible">True</property>
-        <property name="active-date" bind-source="GcalWeekView" bind-property="active-date" 
bind-flags="default|sync-create" />
+        <property name="active-date" bind-source="GcalWeekView" bind-property="active-date" 
bind-flags="default" />
       </object>
     </child>
     <child>
diff --git a/src/views/gcal-week-header.c b/src/views/gcal-week-header.c
index 0e49677..3a8775b 100644
--- a/src/views/gcal-week-header.c
+++ b/src/views/gcal-week-header.c
@@ -34,6 +34,10 @@ struct _GcalWeekHeader
   GtkScrolledWindow parent;
 
   GtkWidget        *grid;
+  GtkWidget        *draw_area;
+  GtkWidget        *month_label;
+  GtkWidget        *week_label;
+  GtkWidget        *year_label;
 
   GcalManager      *manager;
 
@@ -87,6 +91,10 @@ gcal_week_header_get_property (GObject    *object,
 
   switch (prop_id)
     {
+    case PROP_ACTIVE_DATE:
+      g_value_set_boxed (value, self->active_date);
+      return;
+
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
     }
@@ -103,7 +111,11 @@ gcal_week_header_set_property (GObject      *object,
   switch (prop_id)
     {
     case PROP_ACTIVE_DATE:
+      g_clear_pointer (&self->active_date, g_free);
       self->active_date = g_value_dup_boxed (value);
+
+      gtk_widget_queue_draw (self->draw_area);
+
       return;
 
     default:
@@ -123,16 +135,13 @@ gcal_week_header_draw (GcalWeekHeader *self,
   GtkBorder padding;
 
   PangoLayout *layout;
-  PangoFontDescription *bold_font;
+  PangoFontDescription *bold_font, *font_desc;
 
-  gint i;
-  gint pos_i;
-  gint start_grid_y;
-  gint font_height;
-  gdouble sidebar_width;
-  gdouble cell_width;
-  icaltimetype *start_of_week;
-  gint current_cell;
+  gint i, pos_i, start_grid_y, current_cell;
+  gint font_height, header_width;
+  gdouble sidebar_width, cell_width;
+  icaltimetype *start_of_week, *end_of_week;
+  gchar *month_name, *week_number, *year, *header;
 
   cairo_pattern_t *pattern;
 
@@ -155,9 +164,6 @@ gcal_week_header_draw (GcalWeekHeader *self,
   cairo_set_source (cr, pattern);
   cairo_pattern_destroy (pattern);
 
-  cairo_rectangle (cr, 0, start_grid_y, alloc.width, 6);
-  cairo_fill (cr);
-
   gtk_style_context_get_color (context, state, &color);
   gdk_cairo_set_source_rgba (cr, &color);
 
@@ -167,6 +173,8 @@ gcal_week_header_draw (GcalWeekHeader *self,
   pango_layout_set_font_description (layout, bold_font);
 
   start_of_week = self->active_date;
+  end_of_week = gcal_dup_icaltime (self->active_date);
+  icaltime_adjust (end_of_week, 6, 0, 0, 0);
   current_cell = icaltime_day_of_week (*(self->current_date)) - 1;
   current_cell = (7 + current_cell - self->first_weekday) % 7;
 
@@ -184,13 +192,39 @@ gcal_week_header_draw (GcalWeekHeader *self,
   gtk_style_context_remove_class (context, "current");
   gtk_style_context_restore (context);
 
+  if (start_of_week->month == end_of_week->month)
+    month_name = g_strdup_printf ("%s ", gcal_get_month_name (start_of_week->month - 1));
+  else
+    month_name = g_strdup_printf("%s - %s ",
+                                 gcal_get_month_name (start_of_week->month -1),
+                                 gcal_get_month_name (end_of_week->month - 1));
+
+  if (start_of_week->year == end_of_week->year)
+    {
+      week_number = g_strdup_printf ("week %d", icaltime_week_number (*start_of_week));
+      year = g_strdup_printf ("%d", start_of_week->year);
+    }
+  else
+    {
+      week_number = g_strdup_printf ("week %d/%d",
+                                     icaltime_week_number (*start_of_week),
+                                     icaltime_week_number (*end_of_week));
+      year = g_strdup_printf ("%d-%d",
+                              start_of_week->year,
+                              end_of_week->year);
+    }
+
+    gtk_label_set_label (self->month_label, month_name);
+    gtk_label_set_label (self->week_label, week_number);
+    gtk_label_set_label (self->year_label, year);
+
   for (i = 0; i < 7; i++)
     {
-      gchar *weekday_header;
-      gchar *weekday_abv;
+      gchar *weekday_date, *weekday_abv;
       gint n_day;
 
       n_day = start_of_week->day + i;
+
       if (n_day > icaltime_days_in_month (start_of_week->month,
                                           start_of_week->year))
         {
@@ -198,26 +232,39 @@ gcal_week_header_draw (GcalWeekHeader *self,
                                                   start_of_week->year);
         }
 
-      /* Draw the week days with dates */
-      weekday_abv = gcal_get_weekday ((i + self->first_weekday) % 7);
-      weekday_header = g_strdup_printf ("%s %d", weekday_abv, n_day);
+      /* Draws the date of days in the week */
+      weekday_date = g_strdup_printf ("%d", n_day);
+
+      pango_font_description_set_size (bold_font, 1.5 * pango_font_description_get_size (bold_font));
+      pango_layout_set_font_description (layout, bold_font);
+      pango_layout_set_text (layout, weekday_date, -1);
+      cairo_move_to (cr,
+                     padding.left + cell_width * i + sidebar_width,
+                     font_height + padding.bottom);
+      pango_cairo_show_layout (cr,layout);
+
+      /* Draws the days name */
+      weekday_abv = g_strdup_printf ("%s", gcal_get_weekday ((i + self->first_weekday) % 7));
 
-      pango_layout_set_text (layout, weekday_header, -1);
+      pango_font_description_set_size (bold_font, pango_font_description_get_size (bold_font)/1.5);
+      pango_layout_set_font_description (layout, bold_font);
+      pango_layout_set_text (layout, weekday_abv, -1);
       cairo_move_to (cr,
                      padding.left + cell_width * i + sidebar_width,
-                     0.0);
+                     0);
       pango_cairo_show_layout (cr, layout);
 
       /* Draws the lines after each day of the week */
       cairo_save (cr);
       cairo_move_to (cr,
-                     cell_width * i + sidebar_width + 0.3,
-                     font_height + padding.bottom);
+                     cell_width * i + sidebar_width - 3,
+                     font_height + padding.bottom + 3);
       cairo_rel_line_to (cr, 0.0, ALL_DAY_CELLS_HEIGHT);
       cairo_stroke (cr);
       cairo_restore (cr);
 
-      g_free (weekday_header);
+      g_free (weekday_date);
+      g_free (weekday_abv);
     }
 
   gtk_style_context_get_color (context,
@@ -226,7 +273,6 @@ gcal_week_header_draw (GcalWeekHeader *self,
   gdk_cairo_set_source_rgba (cr, &color);
   pos_i = font_height + padding.bottom;
   cairo_move_to (cr, sidebar_width, pos_i + 0.3);
-  cairo_rel_line_to (cr, alloc.width - sidebar_width, 0);
 
   cairo_stroke (cr);
 
@@ -260,6 +306,10 @@ gcal_week_header_class_init (GcalWeekHeaderClass *kclass)
                                                        G_PARAM_CONSTRUCT | G_PARAM_READWRITE));
 
   gtk_widget_class_bind_template_child (widget_class, GcalWeekHeader, grid);
+  gtk_widget_class_bind_template_child (widget_class, GcalWeekHeader, month_label);
+  gtk_widget_class_bind_template_child (widget_class, GcalWeekHeader, year_label);
+  gtk_widget_class_bind_template_child (widget_class, GcalWeekHeader, week_label);
+  gtk_widget_class_bind_template_child (widget_class, GcalWeekHeader, draw_area);
 
   gtk_widget_class_bind_template_callback (widget_class, gcal_week_header_draw);
 
@@ -306,7 +356,8 @@ gcal_week_header_set_current_date (GcalWeekHeader *self,
 {
   g_return_if_fail (GCAL_IS_WEEK_HEADER (self));
 
-  self->current_date = current_date;
+  g_clear_pointer (&self->current_date, g_free);
+  self->current_date = gcal_dup_icaltime (current_date);
 
-  gtk_widget_queue_draw (GTK_WIDGET (self));
+  gtk_widget_queue_draw (self->draw_area);
 }
\ No newline at end of file