diff options
Diffstat (limited to 'src/symbol-library.c')
| -rw-r--r-- | src/symbol-library.c | 373 |
1 files changed, 0 insertions, 373 deletions
diff --git a/src/symbol-library.c b/src/symbol-library.c deleted file mode 100644 index 679a068..0000000 --- a/src/symbol-library.c +++ /dev/null @@ -1,373 +0,0 @@ -/* - * symbol-library.c - * - * This file is a part of logdiag. - * Copyright Přemysl Janouch 2010. All rights reserved. - * - * See the file LICENSE for licensing information. - * - */ - -#include <gtk/gtk.h> -#include <lua.h> -/* #include <lauxlib.h> */ - -#include "config.h" - -#include "symbol-library.h" -#include "symbol-category.h" -#include "symbol.h" - -/* ===== Symbol library ==================================================== */ - -/** - * SECTION:symbol-library - * @short_description: A symbol library. - * @see_also: #LogdiagSymbol, #LogdiagSymbolCategory - * - * #LogdiagSymbolLibrary is used for loading symbols from their files. - */ - -/* - * LogdiagSymbolLibraryPrivate: - * @lua_state: Lua state. - */ -struct _LogdiagSymbolLibraryPrivate -{ - lua_State *lua_state; -}; - -G_DEFINE_TYPE (LogdiagSymbolLibrary, logdiag_symbol_library, G_TYPE_OBJECT); - -static void -logdiag_symbol_library_finalize (GObject *gobject); - - -static void -logdiag_symbol_library_class_init (LogdiagSymbolLibraryClass *klass) -{ - GObjectClass *object_class; - - object_class = G_OBJECT_CLASS (klass); - object_class->finalize = logdiag_symbol_library_finalize; - -/** - * LogdiagSymbolLibrary::changed: - * @library: The library object. - * - * Contents of the library have changed. - */ - klass->changed_signal = g_signal_new - ("changed", G_TYPE_FROM_CLASS (object_class), - G_SIGNAL_RUN_LAST | G_SIGNAL_NO_RECURSE | G_SIGNAL_NO_HOOKS, - 0, NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); - - g_type_class_add_private (klass, sizeof (LogdiagSymbolLibraryPrivate)); -} - -static void -logdiag_symbol_library_init (LogdiagSymbolLibrary *self) -{ - self->priv = G_TYPE_INSTANCE_GET_PRIVATE - (self, LOGDIAG_TYPE_SYMBOL_LIBRARY, LogdiagSymbolLibraryPrivate); - - /* TODO: lua */ - self->priv->lua_state = NULL; - - self->categories = g_hash_table_new_full (g_str_hash, g_str_equal, - (GDestroyNotify) g_free, (GDestroyNotify) g_object_unref); -} - -static void -logdiag_symbol_library_finalize (GObject *gobject) -{ - LogdiagSymbolLibrary *self; - - self = LOGDIAG_SYMBOL_LIBRARY (gobject); - - g_hash_table_destroy (self->categories); - - /* Chain up to the parent class. */ - G_OBJECT_CLASS (logdiag_symbol_library_parent_class)->finalize (gobject); -} - -/** - * logdiag_symbol_library_new: - * - * Create an instance. - */ -LogdiagSymbolLibrary * -logdiag_symbol_library_new (void) -{ - return g_object_new (LOGDIAG_TYPE_SYMBOL_LIBRARY, NULL); -} - -/* - * load_category: - * @self: A symbol library object. - * @path: The path to the category. - * @name: The default name of the category. - * - * Loads a category into the library. - */ -static LogdiagSymbolCategory * -load_category (LogdiagSymbolLibrary *self, const char *path, const char *name) -{ - LogdiagSymbolCategory *cat; - gchar *icon_file; - - g_return_val_if_fail (LOGDIAG_IS_SYMBOL_LIBRARY (self), NULL); - g_return_val_if_fail (path != NULL, NULL); - g_return_val_if_fail (name != NULL, NULL); - - if (!g_file_test (path, G_FILE_TEST_IS_DIR)) - return NULL; - - icon_file = g_build_filename (path, "icon.svg", NULL); - if (!g_file_test (icon_file, G_FILE_TEST_IS_REGULAR)) - { - g_warning ("The category in %s has no icon.", path); - g_free (icon_file); - return NULL; - } - - /* TODO: Search for category.json and read the category name from it. */ - /* TODO: Search for xyz.lua and load the objects into the category. */ - - cat = logdiag_symbol_category_new (self); - cat->name = g_strdup (name); - cat->image_path = icon_file; - return cat; -} - -/** - * logdiag_symbol_library_load: - * @self: A symbol library object. - * @directory: A directory to be loaded. - * - * Load the contents of a directory into the library. - */ -gboolean -logdiag_symbol_library_load (LogdiagSymbolLibrary *self, const char *path) -{ - GDir *dir; - const gchar *item; - - g_return_val_if_fail (LOGDIAG_IS_SYMBOL_LIBRARY (self), FALSE); - g_return_val_if_fail (path != NULL, FALSE); - - dir = g_dir_open (path, 0, NULL); - if (!dir) - return FALSE; - - while ((item = g_dir_read_name (dir))) - { - LogdiagSymbolCategory *cat; - gchar *categ_path; - - categ_path = g_build_filename (path, item, NULL); - cat = load_category (self, categ_path, item); - if (cat) - g_hash_table_insert (self->categories, cat->name, cat); - g_free (categ_path); - } - g_dir_close (dir); - return TRUE; -} - -/** - * logdiag_symbol_library_clear: - * @self: A symbol library object. - * - * Clears all the contents. - */ -void -logdiag_symbol_library_clear (LogdiagSymbolLibrary *self) -{ - g_return_if_fail (LOGDIAG_IS_SYMBOL_LIBRARY (self)); - - g_hash_table_remove_all (self->categories); - return; -} - - -/* ===== Symbol category =================================================== */ - -/** - * SECTION:symbol-category - * @short_description: A category of symbols. - * @see_also: #LogdiagSymbol, #LogdiagSymbolLibrary - * - * #LogdiagSymbolCategory represents a category of #LogdiagSymbol objects. - */ - -G_DEFINE_TYPE (LogdiagSymbolCategory, logdiag_symbol_category, G_TYPE_OBJECT); - -static void -logdiag_symbol_category_finalize (GObject *gobject); - - -static void -logdiag_symbol_category_class_init (LogdiagSymbolCategoryClass *klass) -{ - GObjectClass *object_class; - - object_class = G_OBJECT_CLASS (klass); - object_class->finalize = logdiag_symbol_category_finalize; -} - -static void -logdiag_symbol_category_init (LogdiagSymbolCategory *self) -{ - /* TODO: use _new_full, correct equal and specify destroy functions. */ - /* XXX: How's the situation with subcategory names and symbol names - * within the same hashtable? - */ - self->children = g_hash_table_new (g_str_hash, g_str_equal); -} - -static void -logdiag_symbol_category_finalize (GObject *gobject) -{ - LogdiagSymbolCategory *self; - - self = LOGDIAG_SYMBOL_CATEGORY (gobject); - - if (self->name) - g_free (self->name); - if (self->image_path) - g_free (self->image_path); - - g_object_unref (self->parent); - g_hash_table_destroy (self->children); - - /* Chain up to the parent class. */ - G_OBJECT_CLASS (logdiag_symbol_category_parent_class)->finalize (gobject); -} - -/** - * logdiag_symbol_category_new: - * @parent: The parent library for this category. - * - * Create an instance. - */ -LogdiagSymbolCategory * -logdiag_symbol_category_new (LogdiagSymbolLibrary *parent) -{ - LogdiagSymbolCategory *cat; - - cat = g_object_new (LOGDIAG_TYPE_SYMBOL_CATEGORY, NULL); - - cat->parent = parent; - g_object_ref (parent); - - return cat; -} - - -/* ===== Symbol ============================================================ */ - -/** - * SECTION:symbol - * @short_description: A symbol. - * @see_also: #LogdiagDocument, #LogdiagCanvas - * - * #LogdiagSymbol represents a symbol in the #LogdiagDocument that is in turn - * drawn onto the #LogdiagCanvas. - */ - -/* - * LogdiagSymbolPrivate: - * @library: The parent LogdiagSymbolLibrary. - * The library contains the real function for rendering. - */ -struct _LogdiagSymbolPrivate -{ - LogdiagSymbolLibrary *library; -}; - -G_DEFINE_TYPE (LogdiagSymbol, logdiag_symbol, G_TYPE_OBJECT); - -static void -logdiag_symbol_finalize (GObject *gobject); - - -static void -logdiag_symbol_class_init (LogdiagSymbolClass *klass) -{ - GObjectClass *object_class; - - object_class = G_OBJECT_CLASS (klass); - object_class->finalize = logdiag_symbol_finalize; - - g_type_class_add_private (klass, sizeof (LogdiagSymbolPrivate)); -} - -static void -logdiag_symbol_init (LogdiagSymbol *self) -{ - self->priv = G_TYPE_INSTANCE_GET_PRIVATE - (self, LOGDIAG_TYPE_SYMBOL_LIBRARY, LogdiagSymbolPrivate); -} - -static void -logdiag_symbol_finalize (GObject *gobject) -{ - LogdiagSymbol *self; - - self = LOGDIAG_SYMBOL (gobject); - g_object_unref (self->priv->library); - - /* Chain up to the parent class. */ - G_OBJECT_CLASS (logdiag_symbol_parent_class)->finalize (gobject); -} - -/** - * logdiag_symbol_new: - * @library: A library object. - * @filename: The file from which the symbol will be loaded. - * - * Load a symbol from a file into the library. - */ -LogdiagSymbol *logdiag_symbol_new (LogdiagSymbolLibrary *library, - const gchar *filename) -{ - LogdiagSymbol *symbol; - - symbol = g_object_new (LOGDIAG_TYPE_SYMBOL, NULL); - /* TODO: Use the filename, Luke. */ - - symbol->priv->library = library; - g_object_ref (library); -} - -/** - * logdiag_symbol_build_identifier: - * @self: A symbol object. - * - * Build an identifier for the symbol. - * The identifier is in the format "Category/Category/Symbol". - */ -char * -logdiag_symbol_build_identifier (LogdiagSymbol *self) -{ - return NULL; -} - -/** - * logdiag_symbol_draw: - * @self: A symbol object. - * @surface: A cairo surface to be drawn on. - * @param: Parameters for the symbol in a table. - * @x: The X coordinate on the surface. - * @y: The Y coordinate on the surface. - * @zoom: Zoom ratio. - * - * Draw the symbol onto a Cairo surface. - */ -void -logdiag_symbol_draw (LogdiagSymbol *self, cairo_t *surface, - GHashTable *param, gint x, gint y, gdouble zoom) -{ - return; -} |