[gnome-flashback] Revert "input-sources: add gf_input_source_generate_svg"

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 3ca1700d7bbe18a4a813338f2ede489dd2851a1a
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Wed Nov 23 09:54:09 2016 +0200

    Revert "input-sources: add gf_input_source_generate_svg"
    
    This reverts commit 34416e64e42bdd1ff0a87eb8f79a4f66d47e8861.

 ...gnome.gnome-flashback.input-sources.gschema.xml |    5 -
 gnome-flashback/libinput-sources/gf-input-source.c |  204 --------------------
 gnome-flashback/libinput-sources/gf-input-source.h |   12 --
 3 files changed, 0 insertions(+), 221 deletions(-)
---
diff --git a/data/schemas/org.gnome.gnome-flashback.input-sources.gschema.xml 
b/data/schemas/org.gnome.gnome-flashback.input-sources.gschema.xml
index 948c883..37faaeb 100644
--- a/data/schemas/org.gnome.gnome-flashback.input-sources.gschema.xml
+++ b/data/schemas/org.gnome.gnome-flashback.input-sources.gschema.xml
@@ -17,10 +17,5 @@
       <default>'Cantarell'</default>
       <summary>Font family</summary>
     </key>
-
-    <key name="symbolic" type="b">
-      <default>false</default>
-      <summary>Symbolic</summary>
-    </key>
   </schema>
 </schemalist>
diff --git a/gnome-flashback/libinput-sources/gf-input-source.c 
b/gnome-flashback/libinput-sources/gf-input-source.c
index 07db48b..8ed404d 100644
--- a/gnome-flashback/libinput-sources/gf-input-source.c
+++ b/gnome-flashback/libinput-sources/gf-input-source.c
@@ -1,6 +1,5 @@
 /*
  * Copyright (C) 2015 Sebastian Geiger
- * Copyright (C) 2016 Alberts Muktupāvels
  *
  * 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
@@ -18,10 +17,6 @@
 
 #include "config.h"
 
-#include <cairo.h>
-#include <gdk/gdk.h>
-#include <locale.h>
-#include <pango/pango.h>
 #include <string.h>
 
 #include "gf-ibus-manager.h"
@@ -73,160 +68,6 @@ static GParamSpec *properties[LAST_PROP] = { NULL };
 
 G_DEFINE_TYPE (GfInputSource, gf_input_source, G_TYPE_OBJECT)
 
-static PangoLayout *
-get_pango_layout (const gchar *text,
-                  const gchar *font_family,
-                  gint         font_size)
-{
-  GdkScreen *screen;
-  PangoContext *context;
-  PangoFontDescription *font_desc;
-  PangoLayout *layout;
-
-  screen = gdk_screen_get_default ();
-  context = gdk_pango_context_get_for_screen (screen);
-  font_desc = pango_font_description_new ();
-
-  pango_font_description_set_family (font_desc, font_family);
-  pango_font_description_set_size (font_desc, font_size * PANGO_SCALE);
-  pango_font_description_set_weight (font_desc, PANGO_WEIGHT_NORMAL);
-  pango_font_description_set_stretch (font_desc, PANGO_STRETCH_NORMAL);
-  pango_font_description_set_style (font_desc, PANGO_STYLE_NORMAL);
-  pango_font_description_set_variant (font_desc, PANGO_VARIANT_NORMAL);
-
-  layout = pango_layout_new (context);
-  g_object_unref (context);
-
-  pango_layout_set_text (layout, text, -1);
-  pango_layout_set_font_description (layout, font_desc);
-  pango_font_description_free (font_desc);
-
-  return layout;
-}
-
-static cairo_path_t *
-get_cairo_path (const gchar    *text,
-                const gchar    *font_family,
-                gint            font_size,
-                cairo_matrix_t *matrix)
-{
-  PangoLayout *layout;
-  cairo_surface_t *surface;
-  cairo_t *cr;
-  gint width;
-  gint height;
-  gdouble scale;
-  cairo_path_t *path;
-
-  layout = get_pango_layout (text, font_family, font_size);
-  surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 16, 16);
-  cr = cairo_create (surface);
-
-  pango_layout_get_pixel_size (layout, &width, &height);
-
-  scale = MIN (1.0, 14.0 / width);
-  cairo_move_to (cr, (16 - width * scale) / 2.0, (16 - height * scale) / 2.0);
-  cairo_scale (cr, scale, scale);
-
-  pango_cairo_layout_path (cr, layout);
-  path = cairo_copy_path (cr);
-  cairo_get_matrix (cr, matrix);
-
-  cairo_destroy (cr);
-  cairo_surface_destroy (surface);
-  g_object_unref (layout);
-
-  return path;
-}
-
-static GString *
-cairo_path_to_string (cairo_path_t   *path,
-                      cairo_matrix_t *matrix)
-{
-  gchar *locale;
-  GString *string;
-  gint i;
-
-  locale = g_strdup (setlocale (LC_NUMERIC, NULL));
-  setlocale (LC_NUMERIC, "C");
-
-  string = g_string_new (NULL);
-  for (i = 0; i < path->num_data; i += path->data[i].header.length)
-    {
-      cairo_path_data_t *data;
-      gdouble x1, y1;
-      gdouble x2, y2;
-      gdouble x3, y3;
-
-      data = &path->data[i];
-
-      switch (data->header.type)
-        {
-          case CAIRO_PATH_MOVE_TO:
-            x1 = data[1].point.x;
-            y1 = data[1].point.y;
-
-            cairo_matrix_transform_point (matrix, &x1, &y1);
-
-            g_string_append_printf (string, "M %f,%f ", x1, y1);
-            break;
-
-          case CAIRO_PATH_LINE_TO:
-            x1 = data[1].point.x;
-            y1 = data[1].point.y;
-
-            cairo_matrix_transform_point (matrix, &x1, &y1);
-
-            g_string_append_printf (string, "L %f,%f ", x1, y1);
-            break;
-
-          case CAIRO_PATH_CURVE_TO:
-            x1 = data[1].point.x;
-            y1 = data[1].point.y;
-            x2 = data[2].point.x;
-            y2 = data[2].point.y;
-            x3 = data[3].point.x;
-            y3 = data[3].point.y;
-
-            cairo_matrix_transform_point (matrix, &x1, &y1);
-            cairo_matrix_transform_point (matrix, &x2, &y2);
-            cairo_matrix_transform_point (matrix, &x3, &y3);
-
-            g_string_append_printf (string, "C %f,%f %f,%f %f,%f ",
-                                    x1, y1, x2, y2, x3, y3);
-            break;
-
-          case CAIRO_PATH_CLOSE_PATH:
-            g_string_append (string, "Z ");
-            break;
-
-          default:
-            break;
-        }
-    }
-
-  setlocale (LC_NUMERIC, locale);
-  g_free (locale);
-
-  return string;
-}
-
-static gchar *
-generate_path_description (const gchar *text,
-                           const gchar *font_family,
-                           gint         font_size)
-{
-  cairo_path_t *path;
-  cairo_matrix_t matrix;
-  GString *string;
-
-  path = get_cairo_path (text, font_family, font_size, &matrix);
-  string = cairo_path_to_string (path, &matrix);
-  cairo_path_destroy (path);
-
-  return g_string_free (string, FALSE);
-}
-
 static gchar *
 get_xkb_id (GfInputSource *source)
 {
@@ -527,48 +368,3 @@ gf_input_source_set_properties (GfInputSource *source,
   if (prop_list != NULL)
     source->prop_list = g_object_ref (prop_list);
 }
-
-GString *
-gf_input_source_generate_svg (GfInputSource *source,
-                              const gchar   *font_family,
-                              gint           font_size,
-                              const gchar   *bg_color,
-                              const gchar   *fg_color,
-                              gboolean       symbolic)
-{
-  const gchar *short_name;
-  gchar *path_d;
-  GString *svg;
-
-  short_name = gf_input_source_get_short_name (source);
-  path_d = generate_path_description (short_name, font_family, font_size);
-  svg = g_string_new ("<?xml version='1.0' encoding='utf-8' standalone='no'?>");
-
-  g_string_append (svg,
-                   "<svg xmlns='http://www.w3.org/2000/svg' "
-                   "width='16' height='16' viewBox='0 0 16 16'>");
-
-  if (symbolic)
-    {
-      g_string_append (svg, "<defs><mask id='m'>");
-      g_string_append (svg, "<rect width='16' height='16' style='fill:#ffffff'/>");
-      g_string_append_printf (svg, "<path d='%s' style='fill:#000000'/>", path_d);
-      g_string_append (svg, "</mask></defs>");
-    }
-
-  g_string_append_printf (svg,
-                          "<rect x='0' y='0' width='16' height='16' "
-                          "rx='2.0' ry='2.0' mask='%s' style='fill:%s;'/>",
-                          symbolic ? "url(#m)" : "none",
-                          symbolic ? "#bebebe" : bg_color);
-
-  if (!symbolic)
-    {
-      g_string_append_printf (svg, "<path d='%s' style='fill:%s'/>",
-                              path_d, fg_color);
-    }
-
-  g_free (path_d);
-
-  return g_string_append (svg, "</svg>");
-}
diff --git a/gnome-flashback/libinput-sources/gf-input-source.h 
b/gnome-flashback/libinput-sources/gf-input-source.h
index ef629be..6388d11 100644
--- a/gnome-flashback/libinput-sources/gf-input-source.h
+++ b/gnome-flashback/libinput-sources/gf-input-source.h
@@ -1,6 +1,5 @@
 /*
  * Copyright (C) 2015 Sebastian Geiger
- * Copyright (C) 2016 Alberts Muktupāvels
  *
  * 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
@@ -24,8 +23,6 @@
 
 #include "gf-ibus-manager.h"
 
-G_BEGIN_DECLS
-
 #define GF_TYPE_INPUT_SOURCE gf_input_source_get_type ()
 G_DECLARE_FINAL_TYPE (GfInputSource, gf_input_source,
                       GF, INPUT_SOURCE, GObject)
@@ -60,13 +57,4 @@ IBusPropList  *gf_input_source_get_properties   (GfInputSource *source);
 void           gf_input_source_set_properties   (GfInputSource *source,
                                                  IBusPropList  *prop_list);
 
-GString       *gf_input_source_generate_svg     (GfInputSource *source,
-                                                 const gchar   *font_family,
-                                                 gint           font_size,
-                                                 const gchar   *bg_color,
-                                                 const gchar   *fg_color,
-                                                 gboolean       symbolic);
-
-G_END_DECLS
-
 #endif