[gnome-photos] print-preview: Style fixes

[Debarshi Ray <debarshir src gnome org>]

commit 3be26cb80ecd2456e66fbf64206845dd13318ad4
Author: Debarshi Ray <debarshir gnome org>
Date:   Thu Sep 7 12:04:36 2017 +0200

    print-preview: Style fixes

 src/photos-print-preview.c |  117 +++++++++++++++++++++++++-------------------
 1 files changed, 67 insertions(+), 50 deletions(-)
---
diff --git a/src/photos-print-preview.c b/src/photos-print-preview.c
index 7c88411..dbd7a6a 100644
--- a/src/photos-print-preview.c
+++ b/src/photos-print-preview.c
@@ -31,74 +31,76 @@
 #include "photos-print-preview.h"
 
 
-struct _PhotosPrintPreviewPrivate {
-       GtkWidget *area;
-       GdkPixbuf *pixbuf;
-       GdkPixbuf *pixbuf_scaled;
+struct _PhotosPrintPreviewPrivate
+{
+  GtkWidget *area;
+  GdkPixbuf *pixbuf;
+  GdkPixbuf *pixbuf_scaled;
 
-       /* The surface to set to the cairo context, created from the image */
-       cairo_surface_t *surface;
+  /* The surface to set to the cairo context, created from the image */
+  cairo_surface_t *surface;
 
-        /* Flag whether we have to create surface */
-       gboolean flag_create_surface;
+  /* Flag whether we have to create surface */
+  gboolean flag_create_surface;
 
-       /* the alignment of the pixbuf in the page */
-       gfloat pixbuf_x_align, pixbuf_y_align;
+  /* the alignment of the pixbuf in the page */
+  gfloat pixbuf_x_align, pixbuf_y_align;
 
-       /* real paper size, in inches */
-       gfloat p_width, p_height;
+  /* real paper size, in inches */
+  gfloat p_width, p_height;
 
-       /* page margins, in inches */
-       gfloat l_margin, r_margin, t_margin, b_margin;
+  /* page margins, in inches */
+  gfloat l_margin, r_margin, t_margin, b_margin;
 
-       /* page margins, relatives to the widget size */
-       gint l_rmargin, r_rmargin, t_rmargin, b_rmargin;
+  /* page margins, relatives to the widget size */
+  gint l_rmargin, r_rmargin, t_rmargin, b_rmargin;
 
-       /* pixbuf width, relative to the widget size */
-       gint r_width, r_height;
+  /* pixbuf width, relative to the widget size */
+  gint r_width, r_height;
 
-       /* scale of the pixbuf, as defined by the user */
-       gfloat i_scale;
+  /* scale of the pixbuf, as defined by the user */
+  gfloat i_scale;
 
-       /* scale of the page, relative to the widget size */
-       gfloat p_scale;
+  /* scale of the page, relative to the widget size */
+  gfloat p_scale;
 
-       /* whether we are currently grabbing the pixbuf */
-       gboolean grabbed;
+  /* whether we are currently grabbing the pixbuf */
+  gboolean grabbed;
 
-       /* the last cursor position */
-       gdouble cursorx, cursory;
+  /* the last cursor position */
+  gdouble cursorx, cursory;
 
-       /* if we reject to move the pixbuf,
-          store the delta here */
-       gdouble r_dx, r_dy;
+  /* if we reject to move the pixbuf, store the delta here */
+  gdouble r_dx, r_dy;
 };
 
+enum
+{
+  PROP_0,
+  PROP_PIXBUF,
+  PROP_PIXBUF_X_ALIGN,
+  PROP_PIXBUF_Y_ALIGN,
+  PROP_PIXBUF_SCALE,
+  PROP_PAPER_WIDTH,
+  PROP_PAPER_HEIGHT,
+  PROP_PAGE_LEFT_MARGIN,
+  PROP_PAGE_RIGHT_MARGIN,
+  PROP_PAGE_TOP_MARGIN,
+  PROP_PAGE_BOTTOM_MARGIN
+};
 
-G_DEFINE_TYPE_WITH_PRIVATE (PhotosPrintPreview, photos_print_preview, GTK_TYPE_ASPECT_FRAME);
-
-
-/* Signal IDs */
-enum {
-       SIGNAL_PIXBUF_MOVED,
-       SIGNAL_PIXBUF_SCALED,
-       SIGNAL_LAST
+enum
+{
+  SIGNAL_PIXBUF_MOVED,
+  SIGNAL_PIXBUF_SCALED,
+  SIGNAL_LAST
 };
+
 static gint preview_signals [SIGNAL_LAST];
 
-enum {
-       PROP_0,
-       PROP_PIXBUF,
-       PROP_PIXBUF_X_ALIGN,
-       PROP_PIXBUF_Y_ALIGN,
-       PROP_PIXBUF_SCALE,
-       PROP_PAPER_WIDTH,
-       PROP_PAPER_HEIGHT,
-       PROP_PAGE_LEFT_MARGIN,
-       PROP_PAGE_RIGHT_MARGIN,
-       PROP_PAGE_TOP_MARGIN,
-       PROP_PAGE_BOTTOM_MARGIN
-};
+
+G_DEFINE_TYPE_WITH_PRIVATE (PhotosPrintPreview, photos_print_preview, GTK_TYPE_ASPECT_FRAME);
+
 
 static void photos_print_preview_draw (PhotosPrintPreview *preview, cairo_t *cr);
 static void photos_print_preview_finalize (GObject *object);
@@ -107,6 +109,7 @@ static void create_surface (PhotosPrintPreview *preview);
 static void create_image_scaled (PhotosPrintPreview *preview);
 static gboolean create_surface_when_idle (PhotosPrintPreview *preview);
 
+
 static void
 photos_print_preview_get_property (GObject    *object,
                                guint       prop_id,
@@ -151,6 +154,7 @@ photos_print_preview_get_property (GObject    *object,
        }
 }
 
+
 static void
 photos_print_preview_set_property (GObject      *object,
                                guint         prop_id,
@@ -218,6 +222,7 @@ photos_print_preview_set_property (GObject      *object,
        gtk_widget_queue_draw (priv->area);
 }
 
+
 static void
 photos_print_preview_class_init (PhotosPrintPreviewClass *klass)
 {
@@ -408,6 +413,7 @@ photos_print_preview_class_init (PhotosPrintPreviewClass *klass)
                              0, NULL);
 }
 
+
 static void
 photos_print_preview_finalize (GObject *object)
 {
@@ -433,6 +439,7 @@ photos_print_preview_finalize (GObject *object)
        G_OBJECT_CLASS (photos_print_preview_parent_class)->finalize (object);
 }
 
+
 static void
 photos_print_preview_init (PhotosPrintPreview *preview)
 {
@@ -477,6 +484,7 @@ photos_print_preview_init (PhotosPrintPreview *preview)
        priv->r_dy    = 0;
 }
 
+
 static gboolean button_press_event_cb   (GtkWidget *widget, GdkEventButton *bev, gpointer user_data);
 static gboolean button_release_event_cb (GtkWidget *widget, GdkEventButton *bev, gpointer user_data);
 static gboolean motion_notify_event_cb  (GtkWidget *widget, GdkEventMotion *mev, gpointer user_data);
@@ -485,6 +493,7 @@ static gboolean key_press_event_cb      (GtkWidget *widget, GdkEventKey *event,
 static gboolean draw_cb (GtkDrawingArea *drawing_area, cairo_t *cr, gpointer  user_data);
 static void size_allocate_cb (GtkWidget *widget, GtkAllocation *allocation, gpointer user_data);
 
+
 /**
  * photos_print_preview_new_with_pixbuf:
  * @pixbuf: a #GdkPixbuf
@@ -510,6 +519,7 @@ photos_print_preview_new_with_pixbuf (GdkPixbuf *pixbuf)
        return GTK_WIDGET (preview);
 }
 
+
 /**
  * photos_print_preview_new:
  *
@@ -564,6 +574,7 @@ photos_print_preview_new (void)
        return GTK_WIDGET (preview);
 }
 
+
 static gboolean
 draw_cb (GtkDrawingArea *drawing_area,
                 cairo_t *cr,
@@ -1035,6 +1046,7 @@ update_relative_sizes (PhotosPrintPreview *preview)
        priv->b_rmargin = (gint) (72. * priv->b_margin * priv->p_scale);
 }
 
+
 /**
  * photos_print_preview_set_page_margins:
  * @preview: a #PhotosPrintPreview
@@ -1062,6 +1074,7 @@ photos_print_preview_set_page_margins (PhotosPrintPreview *preview,
                      NULL);
 }
 
+
 /**
  * photos_print_preview_set_from_page_setup:
  * @preview: a #PhotosPrintPreview
@@ -1088,6 +1101,7 @@ photos_print_preview_set_from_page_setup (PhotosPrintPreview *preview,
 
 }
 
+
 /**
  * photos_print_preview_get_image_position:
  * @preview: a #PhotosPrintPreview
@@ -1119,6 +1133,7 @@ photos_print_preview_get_image_position (PhotosPrintPreview *preview,
        }
 }
 
+
 /**
  * photos_print_preview_set_image_position:
  * @preview: a #PhotosPrintPreview
@@ -1154,6 +1169,7 @@ photos_print_preview_set_image_position (PhotosPrintPreview *preview,
        }
 }
 
+
 /**
  * photos_print_preview_set_scale:
  * @preview: a #PhotosPrintPreview
@@ -1176,6 +1192,7 @@ photos_print_preview_set_scale (PhotosPrintPreview *preview, gfloat scale)
 
 }
 
+
 /**
  * photos_print_preview_get_scale:
  * @preview: A #PhotosPrintPreview.