logdiag/liblogdiag/ld-lua-symbol.c

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/*
* ld-lua-symbol.c
*
* This file is a part of logdiag.
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* Copyright Přemysl Janouch 2010, 2011
*
* See the file LICENSE for licensing information.
*
*/
#include "liblogdiag.h"
#include "config.h"
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#include "ld-lua-private.h"
#include "ld-lua-symbol-private.h"
/**
* SECTION:ld-lua-symbol
* @short_description: A symbol
* @see_also: #LdSymbol
*
* #LdLuaSymbol is an implementation of #LdSymbol.
*/
static void ld_lua_symbol_finalize (GObject *gobject);
static const gchar *ld_lua_symbol_real_get_name (LdSymbol *symbol);
static const gchar *ld_lua_symbol_real_get_human_name (LdSymbol *symbol);
static void ld_lua_symbol_real_get_area (LdSymbol *symbol, LdRectangle *area);
static const LdPointArray *ld_lua_symbol_real_get_terminals (LdSymbol *symbol);
static void ld_lua_symbol_real_draw (LdSymbol *symbol, cairo_t *cr);
G_DEFINE_TYPE (LdLuaSymbol, ld_lua_symbol, LD_TYPE_SYMBOL);
static void
ld_lua_symbol_class_init (LdLuaSymbolClass *klass)
{
GObjectClass *object_class;
object_class = G_OBJECT_CLASS (klass);
object_class->finalize = ld_lua_symbol_finalize;
klass->parent_class.get_name = ld_lua_symbol_real_get_name;
klass->parent_class.get_human_name = ld_lua_symbol_real_get_human_name;
klass->parent_class.get_area = ld_lua_symbol_real_get_area;
klass->parent_class.get_terminals = ld_lua_symbol_real_get_terminals;
klass->parent_class.draw = ld_lua_symbol_real_draw;
g_type_class_add_private (klass, sizeof (LdLuaSymbolPrivate));
}
static void
ld_lua_symbol_init (LdLuaSymbol *self)
{
self->priv = G_TYPE_INSTANCE_GET_PRIVATE
(self, LD_TYPE_LUA_SYMBOL, LdLuaSymbolPrivate);
}
static void
ld_lua_symbol_finalize (GObject *gobject)
{
LdLuaSymbol *self;
self = LD_LUA_SYMBOL (gobject);
if (self->priv->lua)
{
ld_lua_private_unregister (self->priv->lua, self);
g_object_unref (self->priv->lua);
}
if (self->priv->name)
g_free (self->priv->name);
if (self->priv->human_name)
g_free (self->priv->human_name);
if (self->priv->terminals)
ld_point_array_free (self->priv->terminals);
/* Chain up to the parent class. */
G_OBJECT_CLASS (ld_lua_symbol_parent_class)->finalize (gobject);
}
static const gchar *
ld_lua_symbol_real_get_name (LdSymbol *symbol)
{
g_return_val_if_fail (LD_IS_LUA_SYMBOL (symbol), NULL);
return LD_LUA_SYMBOL (symbol)->priv->name;
}
static const gchar *
ld_lua_symbol_real_get_human_name (LdSymbol *symbol)
{
g_return_val_if_fail (LD_IS_LUA_SYMBOL (symbol), NULL);
return LD_LUA_SYMBOL (symbol)->priv->human_name;
}
static void
ld_lua_symbol_real_get_area (LdSymbol *symbol, LdRectangle *area)
{
LdLuaSymbol *self;
g_return_if_fail (LD_IS_LUA_SYMBOL (symbol));
g_return_if_fail (area != NULL);
self = LD_LUA_SYMBOL (symbol);
*area = self->priv->area;
}
static const LdPointArray *
ld_lua_symbol_real_get_terminals (LdSymbol *symbol)
{
LdLuaSymbol *self;
g_return_val_if_fail (LD_IS_LUA_SYMBOL (symbol), NULL);
self = LD_LUA_SYMBOL (symbol);
return self->priv->terminals;
}
static void
ld_lua_symbol_real_draw (LdSymbol *symbol, cairo_t *cr)
{
LdLuaSymbol *self;
g_return_if_fail (LD_IS_LUA_SYMBOL (symbol));
g_return_if_fail (cr != NULL);
self = LD_LUA_SYMBOL (symbol);
cairo_save (cr);
ld_lua_private_draw (self->priv->lua, self, cr);
cairo_restore (cr);
}