feat(config): allow paint_mode to be configured through config file

Signed-off-by: Gaoyang Zhang <[email protected]>

Author: blurgyy

include/config.h

@@ -5,6 +5,7 @@
 #define CONFIG_TEXT_SIZE_DEFAULT 20
 #define CONFIG_SHOW_PANEL_DEFAULT false
 #define CONFIG_SAVE_FILENAME_FORMAT_DEFAULT "swappy-%Y%m%d_%H%M%S.png"
+#define CONFIG_PAINT_MODE_DEFAULT SWAPPY_PAINT_MODE_BRUSH
 
 void config_load(struct swappy_state *state);
 void config_free(struct swappy_state *state);

include/swappy.h

@@ -143,6 +143,7 @@ struct swappy_config {
   char *config_file;
   char *save_dir;
   char *save_filename_format;
+  gint8 paint_mode;
   gboolean show_panel;
   guint32 line_size;
   guint32 text_size;

src/application.c

@@ -762,6 +762,32 @@ static bool load_layout(struct swappy_state *state) {
   return true;
 }
 
+static void set_paint_mode(struct swappy_state *state) {
+  switch (state->mode) {
+    case SWAPPY_PAINT_MODE_BRUSH:
+      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(state->ui->brush), true);
+      break;
+    case SWAPPY_PAINT_MODE_TEXT:
+      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(state->ui->text), true);
+      break;
+    case SWAPPY_PAINT_MODE_RECTANGLE:
+      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(state->ui->rectangle),
+                                   true);
+      break;
+    case SWAPPY_PAINT_MODE_ELLIPSE:
+      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(state->ui->ellipse), true);
+      break;
+    case SWAPPY_PAINT_MODE_ARROW:
+      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(state->ui->arrow), true);
+      break;
+    case SWAPPY_PAINT_MODE_BLUR:
+      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(state->ui->blur), true);
+      break;
+    default:
+      break;
+  }
+}
+
 static bool init_gtk_window(struct swappy_state *state) {
   if (!state->original_image) {
     g_critical("original image not loaded");
@@ -776,6 +802,8 @@ static bool init_gtk_window(struct swappy_state *state) {
     return false;
   }
 
+  set_paint_mode(state);
+
   update_ui_stroke_size_widget(state);
   update_ui_text_size_widget(state);
   update_ui_undo_redo(state);
@@ -799,6 +827,7 @@ static void init_settings(struct swappy_state *state) {
   state->settings.a = 1;
   state->settings.w = state->config->line_size;
   state->settings.t = state->config->text_size;
+  state->mode = state->config->paint_mode;
 }
 
 static gint command_line_handler(GtkApplication *app,

src/config.c

@@ -19,6 +19,7 @@ static void print_config(struct swappy_config *config) {
   g_info("line_size: %d", config->line_size);
   g_info("text_font: %s", config->text_font);
   g_info("text_size: %d", config->text_size);
+  g_info("paint_mode: %d", config->paint_mode);
 }
 
 static char *get_default_save_dir() {
@@ -75,6 +76,7 @@ static void load_config_from_file(struct swappy_config *config,
   gchar *save_dir_expanded = NULL;
   guint64 line_size, text_size;
   gchar *text_font = NULL;
+  gchar *paint_mode = NULL;
   GError *error = NULL;
 
   if (file == NULL) {
@@ -180,6 +182,32 @@ static void load_config_from_file(struct swappy_config *config,
     error = NULL;
   }
 
+  paint_mode = g_key_file_get_string(gkf, group, "paint_mode", &error);
+
+  if (error == NULL) {
+    if (g_ascii_strcasecmp(paint_mode, "brush") == 0) {
+      config->paint_mode = SWAPPY_PAINT_MODE_BRUSH;
+    } else if (g_ascii_strcasecmp(paint_mode, "text") == 0) {
+      config->paint_mode = SWAPPY_PAINT_MODE_TEXT;
+    } else if (g_ascii_strcasecmp(paint_mode, "rectangle") == 0) {
+      config->paint_mode = SWAPPY_PAINT_MODE_RECTANGLE;
+    } else if (g_ascii_strcasecmp(paint_mode, "ellipse") == 0) {
+      config->paint_mode = SWAPPY_PAINT_MODE_ELLIPSE;
+    } else if (g_ascii_strcasecmp(paint_mode, "arrow") == 0) {
+      config->paint_mode = SWAPPY_PAINT_MODE_ARROW;
+    } else if (g_ascii_strcasecmp(paint_mode, "blur") == 0) {
+      config->paint_mode = SWAPPY_PAINT_MODE_BLUR;
+    } else {
+      g_warning(
+          "paint_mode is not a valid value: %s - see man page for details",
+          paint_mode);
+    }
+  } else {
+    g_info("paint_mode is missing in %s (%s)", file, error->message);
+    g_error_free(error);
+    error = NULL;
+  }
+
   g_key_file_free(gkf);
 }
 
@@ -194,6 +222,7 @@ static void load_default_config(struct swappy_config *config) {
   config->text_font = g_strdup(CONFIG_TEXT_FONT_DEFAULT);
   config->text_size = CONFIG_TEXT_SIZE_DEFAULT;
   config->show_panel = CONFIG_SHOW_PANEL_DEFAULT;
+  config->paint_mode = CONFIG_PAINT_MODE_DEFAULT;
 }
 
 void config_load(struct swappy_state *state) {