Add a custom_color config option

README.md

@@ -50,6 +50,7 @@ text_size=20
 text_font=sans-serif
 paint_mode=brush
 early_exit=false
+custom_color=rgba(193,125,17,1)
 ```
 
 - `save_dir` is where swappshots will be saved, can contain env variables, when it does not exist, swappy attempts to create it first, but does not abort if directory creation fails
@@ -60,6 +61,8 @@ early_exit=false
 - `text_font` is the font used to render text, its format is pango friendly
 - `paint_mode` is the mode activated at application start (must be one of: brush|text|rectangle|ellipse|arrow|blur, matching is case-insensitive)
 - `early_exit` is used to make the application exit after saving the picture or copying it to the clipboard 
+- `custom_color` is used to set a default value for the custom color
+
 
 ## Keyboard Shortcuts
 

include/config.h

@@ -7,6 +7,7 @@
 #define CONFIG_SAVE_FILENAME_FORMAT_DEFAULT "swappy-%Y%m%d_%H%M%S.png"
 #define CONFIG_PAINT_MODE_DEFAULT SWAPPY_PAINT_MODE_BRUSH
 #define CONFIG_EARLY_EXIT_DEFAULT false
+#define CONFIG_CUSTOM_COLOR_DEFAULT "rgba(193,125,17,1)"
 
 void config_load(struct swappy_state *state);
 void config_free(struct swappy_state *state);

include/swappy.h

@@ -149,6 +149,7 @@ struct swappy_config {
   guint32 text_size;
   char *text_font;
   gboolean early_exit;
+  char *custom_color;
 };
 
 struct swappy_state {

src/application.c

@@ -748,6 +748,10 @@ static bool load_layout(struct swappy_state *state) {
   state->ui->text_size =
       GTK_BUTTON(gtk_builder_get_object(builder, "text-size-button"));
 
+  GdkRGBA color;
+  gdk_rgba_parse(&color,state->config->custom_color); 
+  gtk_color_chooser_set_rgba(GTK_COLOR_CHOOSER(state->ui->color), &color);
+
   state->ui->brush = brush;
   state->ui->text = text;
   state->ui->rectangle = rectangle;

src/config.c

@@ -21,6 +21,7 @@ static void print_config(struct swappy_config *config) {
   g_info("text_size: %d", config->text_size);
   g_info("paint_mode: %d", config->paint_mode);
   g_info("early_exit: %d", config->early_exit);
+  g_info("custom_color: %s", config->custom_color);
 }
 
 static char *get_default_save_dir() {
@@ -79,6 +80,7 @@ static void load_config_from_file(struct swappy_config *config,
   gchar *text_font = NULL;
   gchar *paint_mode = NULL;
   gboolean early_exit;
+  gchar *custom_color = NULL;
   GError *error = NULL;
 
   if (file == NULL) {
@@ -220,6 +222,15 @@ static void load_config_from_file(struct swappy_config *config,
     error = NULL;
   }
 
+  custom_color = g_key_file_get_string(gkf, group, "custom_color", &error);
+  if (error == NULL) {
+    config->custom_color = custom_color;
+  } else {
+    g_info("custom_color is missing in %s (%s)", file, error->message);
+    g_error_free(error);
+    error = NULL;
+  }
+
   g_key_file_free(gkf);
 }
 
@@ -236,6 +247,7 @@ static void load_default_config(struct swappy_config *config) {
   config->show_panel = CONFIG_SHOW_PANEL_DEFAULT;
   config->paint_mode = CONFIG_PAINT_MODE_DEFAULT;
   config->early_exit = CONFIG_EARLY_EXIT_DEFAULT;
+  config->custom_color = CONFIG_CUSTOM_COLOR_DEFAULT;
 }
 
 void config_load(struct swappy_state *state) {
@@ -262,6 +274,7 @@ void config_free(struct swappy_state *state) {
     g_free(state->config->save_dir);
     g_free(state->config->save_filename_format);
     g_free(state->config->text_font);
+    g_free(state->config->custom_color);
     g_free(state->config);
     state->config = NULL;
   }

swappy.1.scd

@@ -65,6 +65,7 @@ The following lines can be used as swappy's default:
 	text_font=sans-serif
 	paint_mode=brush
 	early_exit=false
+	custom_color=rgba(192,125,17,1)
 ```
 
 - *save_dir* is where swappshots will be saved, can contain env variables, when it does not exist, swappy attempts to create it first, but does not abort if directory creation fails
@@ -75,6 +76,7 @@ The following lines can be used as swappy's default:
 - *text_font* is the font used to render text, its format is pango friendly
 - *paint_mode* is the mode activated at application start (must be one of: brush|text|rectangle|ellipse|arrow|blur, matching is case-insensitive)
 - *early_exit* is used to make the application exit after saving the picture or copying it to the clipboard
+- *custom_color* is used to set a default value for the custom color
 
 
 # KEY BINDINGS