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[elm] Route now inheritable. 

SVN revision: 74673
This commit is contained in:
Gustavo Lima Chaves 2012-07-31 22:05:17 +00:00
parent 230aa70cab
commit d987a06044
2 changed files with 205 additions and 72 deletions
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94
legacy/elementary/src/lib/elm_route.c
View File

@ -1,76 +1,11 @@
#include <Elementary.h>
#include "elm_priv.h"
#include "elm_widget_route.h"
static const char ROUTE_SMART_NAME[] = "elm_route";
/**
* @defgroup Route MapRoute
*
* For displaying a route on the map widget
*
*/
typedef struct _Elm_Route_Smart_Data Elm_Route_Smart_Data;
typedef struct Segment Segment;
struct _Elm_Route_Smart_Data
{
Elm_Widget_Smart_Data base;
#ifdef ELM_EMAP
EMap_Route *emap;
#endif
double lon_min, lon_max;
double lat_min, lat_max;
Eina_List *segments; //list of *Segment
Eina_Bool must_calc_segments : 1;
};
struct Segment
{
Evas_Object *obj;
#ifdef ELM_EMAP
EMap_Route_Node *node_start;
EMap_Route_Node *node_end;
#endif
double start_x, start_y;
double end_x, end_y;
Eina_Bool must_calc : 1;
};
#define ELM_ROUTE_DATA_GET(o, sd) \
Elm_Route_Smart_Data * sd = evas_object_smart_data_get(o)
#define ELM_ROUTE_DATA_GET_OR_RETURN(o, ptr) \
ELM_ROUTE_DATA_GET(o, ptr); \
if (!ptr) \
{ \
CRITICAL("No widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return; \
}
#define ELM_ROUTE_DATA_GET_OR_RETURN_VAL(o, ptr, val) \
ELM_ROUTE_DATA_GET(o, ptr); \
if (!ptr) \
{ \
CRITICAL("No widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return val; \
}
#define ELM_ROUTE_CHECK(obj) \
if (!obj || !elm_widget_type_check((obj), ROUTE_SMART_NAME, __func__)) \
return
EAPI const char ELM_ROUTE_SMART_NAME[] = "elm_route";
EVAS_SMART_SUBCLASS_NEW
(ROUTE_SMART_NAME, _elm_route, Elm_Widget_Smart_Class,
(ELM_ROUTE_SMART_NAME, _elm_route, Elm_Route_Smart_Class,
Elm_Widget_Smart_Class, elm_widget_smart_class_get, NULL);
static void
@ -225,12 +160,27 @@ _elm_route_smart_del(Evas_Object *obj)
}
static void
_elm_route_smart_set_user(Elm_Widget_Smart_Class *sc)
_elm_route_smart_set_user(Elm_Route_Smart_Class *sc)
{
sc->base.add = _elm_route_smart_add;
sc->base.del = _elm_route_smart_del;
ELM_WIDGET_CLASS(sc)->base.add = _elm_route_smart_add;
ELM_WIDGET_CLASS(sc)->base.del = _elm_route_smart_del;
sc->theme = _elm_route_smart_theme;
ELM_WIDGET_CLASS(sc)->theme = _elm_route_smart_theme;
}
EAPI const Elm_Route_Smart_Class *
elm_route_smart_class_get(void)
{
static Elm_Route_Smart_Class _sc =
ELM_ROUTE_SMART_CLASS_INIT_NAME_VERSION(ELM_ROUTE_SMART_NAME);
static const Elm_Route_Smart_Class *class = NULL;
if (class) return class;
_elm_route_smart_set(&_sc);
class = &_sc;
return class;
}
/**

183
legacy/elementary/src/lib/elm_widget_route.h Normal file
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@ -0,0 +1,183 @@
#ifndef ELM_WIDGET_ROUTE_H
#define ELM_WIDGET_ROUTE_H
/**
* @addtogroup Widget
* @{
*
* @section elm-route-class The Elementary Route Class
*
* Elementary, besides having the @ref Route widget, exposes its
* foundation -- the Elementary Route Class -- in order to create other
* widgets which are a route with some more logic on top.
*/
/**
* @def ELM_ROUTE_CLASS
*
* Use this macro to cast whichever subclass of
* #Elm_Route_Smart_Class into it, so to access its fields.
*
* @ingroup Widget
*/
#define ELM_ROUTE_CLASS(x) ((Elm_Route_Smart_Class *)x)
/**
* @def ELM_ROUTE_DATA
*
* Use this macro to cast whichever subdata of
* #Elm_Route_Smart_Data into it, so to access its fields.
*
* @ingroup Widget
*/
#define ELM_ROUTE_DATA(x) ((Elm_Route_Smart_Data *)x)
/**
* @def ELM_ROUTE_SMART_CLASS_VERSION
*
* Current version for Elementary route @b base smart class, a value
* which goes to _Elm_Route_Smart_Class::version.
*
* @ingroup Widget
*/
#define ELM_ROUTE_SMART_CLASS_VERSION 1
/**
* @def ELM_ROUTE_SMART_CLASS_INIT
*
* Initializer for a whole #Elm_Route_Smart_Class structure, with
* @c NULL values on its specific fields.
*
* @param smart_class_init initializer to use for the "base" field
* (#Evas_Smart_Class).
*
* @see EVAS_SMART_CLASS_INIT_NULL
* @see EVAS_SMART_CLASS_INIT_NAME_VERSION
* @see ELM_ROUTE_SMART_CLASS_INIT_NULL
* @see ELM_ROUTE_SMART_CLASS_INIT_NAME_VERSION
*
* @ingroup Widget
*/
#define ELM_ROUTE_SMART_CLASS_INIT(smart_class_init) \
{smart_class_init, ELM_ROUTE_SMART_CLASS_VERSION}
/**
* @def ELM_ROUTE_SMART_CLASS_INIT_NULL
*
* Initializer to zero out a whole #Elm_Route_Smart_Class structure.
*
* @see ELM_ROUTE_SMART_CLASS_INIT_NAME_VERSION
* @see ELM_ROUTE_SMART_CLASS_INIT
*
* @ingroup Widget
*/
#define ELM_ROUTE_SMART_CLASS_INIT_NULL \
ELM_ROUTE_SMART_CLASS_INIT(EVAS_SMART_CLASS_INIT_NULL)
/**
* @def ELM_ROUTE_SMART_CLASS_INIT_NAME_VERSION
*
* Initializer to zero out a whole #Elm_Route_Smart_Class structure and
* set its name and version.
*
* This is similar to #ELM_ROUTE_SMART_CLASS_INIT_NULL, but it will
* also set the version field of #Elm_Route_Smart_Class (base field)
* to the latest #ELM_ROUTE_SMART_CLASS_VERSION and name it to the
* specific value.
*
* It will keep a reference to the name field as a <c>"const char *"</c>,
* i.e., the name must be available while the structure is
* used (hint: static or global variable!) and must not be modified.
*
* @see ELM_ROUTE_SMART_CLASS_INIT_NULL
* @see ELM_ROUTE_SMART_CLASS_INIT
*
* @ingroup Widget
*/
#define ELM_ROUTE_SMART_CLASS_INIT_NAME_VERSION(name) \
ELM_ROUTE_SMART_CLASS_INIT(ELM_WIDGET_SMART_CLASS_INIT_NAME_VERSION(name))
/**
* Elementary route base smart class. This inherits directly from
* #Elm_Widget_Smart_Class and is meant to build widgets extending the
* behavior of a route.
*
* All of the functions listed on @ref Route namespace will work for
* objects deriving from #Elm_Route_Smart_Class.
*/
typedef struct _Elm_Route_Smart_Class
{
Elm_Widget_Smart_Class base;
int version; /**< Version of this smart class definition */
} Elm_Route_Smart_Class;
/**
* Base widget smart data extended with route instance data.
*/
typedef struct _Elm_Route_Smart_Data Elm_Route_Smart_Data;
typedef struct Segment Segment;
struct _Elm_Route_Smart_Data
{
Elm_Widget_Smart_Data base;
#ifdef ELM_EMAP
EMap_Route *emap;
#endif
double lon_min, lon_max;
double lat_min, lat_max;
Eina_List *segments; //list of *Segment
Eina_Bool must_calc_segments : 1;
};
struct Segment
{
Evas_Object *obj;
#ifdef ELM_EMAP
EMap_Route_Node *node_start;
EMap_Route_Node *node_end;
#endif
double start_x, start_y;
double end_x, end_y;
Eina_Bool must_calc : 1;
};
/**
* @}
*/
EAPI extern const char ELM_ROUTE_SMART_NAME[];
EAPI const Elm_Route_Smart_Class *elm_route_smart_class_get(void);
#define ELM_ROUTE_DATA_GET(o, sd) \
Elm_Route_Smart_Data * sd = evas_object_smart_data_get(o)
#define ELM_ROUTE_DATA_GET_OR_RETURN(o, ptr) \
ELM_ROUTE_DATA_GET(o, ptr); \
if (!ptr) \
{ \
CRITICAL("No widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return; \
}
#define ELM_ROUTE_DATA_GET_OR_RETURN_VAL(o, ptr, val) \
ELM_ROUTE_DATA_GET(o, ptr); \
if (!ptr) \
{ \
CRITICAL("No widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return val; \
}
#define ELM_ROUTE_CHECK(obj) \
if (!obj || !elm_widget_type_check((obj), ELM_ROUTE_SMART_NAME, __func__)) \
return
#endif