2369 lines
72 KiB
C
2369 lines
72 KiB
C
#include <Elementary.h>
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#include "elm_priv.h"
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#define SMART_NAME "els_scroller"
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#define API_ENTRY Smart_Data *sd; sd = evas_object_smart_data_get(obj); if ((!obj) || (!sd) || (evas_object_type_get(obj) && strcmp(evas_object_type_get(obj), SMART_NAME)))
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#define INTERNAL_ENTRY Smart_Data *sd; sd = evas_object_smart_data_get(obj); if (!sd) return;
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typedef struct _Smart_Data Smart_Data;
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#define EVTIME 1
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//#define SCROLLDBG 1
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struct _Smart_Data
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{
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Evas_Coord x, y, w, h;
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Evas_Object *smart_obj;
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Evas_Object *child_obj;
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Evas_Object *pan_obj;
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Evas_Object *edje_obj;
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Evas_Object *event_obj;
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Evas_Object *widget;
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Elm_Smart_Scroller_Policy hbar_flags, vbar_flags;
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struct {
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Evas_Coord x, y;
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Evas_Coord sx, sy;
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Evas_Coord dx, dy;
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Evas_Coord bx, by;
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Evas_Coord ax, ay;
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Evas_Coord bx0, by0;
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Evas_Coord b0x, b0y;
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Evas_Coord b2x, b2y;
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struct {
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Evas_Coord x, y;
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double timestamp;
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} history[20];
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double anim_start;
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double anim_start2;
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double anim_start3;
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double onhold_vx, onhold_vy, onhold_tlast, onhold_vxe, onhold_vye;
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Evas_Coord hold_x, hold_y;
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Ecore_Animator *hold_animator;
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Ecore_Animator *onhold_animator;
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Ecore_Animator *momentum_animator;
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Ecore_Animator *bounce_x_animator;
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Ecore_Animator *bounce_y_animator;
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Evas_Coord locked_x, locked_y;
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int hdir, vdir;
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unsigned char now : 1;
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unsigned char cancelled : 1;
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unsigned char hold : 1;
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unsigned char hold_parent : 1;
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unsigned char want_dragged : 1;
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unsigned char dragged : 1;
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unsigned char dragged_began : 1;
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unsigned char dir_x : 1;
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unsigned char dir_y : 1;
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unsigned char locked : 1;
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unsigned char bounce_x_hold : 1;
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unsigned char bounce_y_hold : 1;
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} down;
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struct {
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Evas_Coord w, h;
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} child;
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struct {
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Evas_Coord x, y;
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} step, page;
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struct {
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void (*set) (Evas_Object *obj, Evas_Coord x, Evas_Coord y);
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void (*get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y);
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void (*max_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y);
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void (*child_size_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y);
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} pan_func;
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struct {
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struct {
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Evas_Coord start, end;
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double t_start, t_end;
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Ecore_Animator *animator;
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} x, y;
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} scrollto;
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double pagerel_h, pagerel_v;
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Evas_Coord pagesize_h, pagesize_v;
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unsigned char hbar_visible : 1;
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unsigned char vbar_visible : 1;
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unsigned char extern_pan : 1;
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unsigned char one_dir_at_a_time : 1;
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unsigned char hold : 1;
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unsigned char freeze : 1;
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unsigned char bouncemex : 1;
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unsigned char bouncemey : 1;
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unsigned char bounce_horiz : 1;
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unsigned char bounce_vert : 1;
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};
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/* local subsystem functions */
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static void _smart_child_del_hook(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static void _smart_pan_changed_hook(void *data, Evas_Object *obj, void *event_info);
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static void _smart_pan_pan_changed_hook(void *data, Evas_Object *obj, void *event_info);
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static void _smart_event_wheel(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static void _smart_event_mouse_down(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static Eina_Bool _smart_hold_animator(void *data);
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static Eina_Bool _smart_momentum_animator(void *data);
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static void _smart_event_mouse_up(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static Eina_Bool _smart_onhold_animator(void *data);
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static void _smart_event_mouse_move(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static void _smart_edje_drag_v_start(void *data, Evas_Object *obj, const char *emission, const char *source);
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static void _smart_edje_drag_v_stop(void *data, Evas_Object *obj, const char *emission, const char *source);
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static void _smart_edje_drag_v(void *data, Evas_Object *obj, const char *emission, const char *source);
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static void _smart_edje_drag_h_start(void *data, Evas_Object *obj, const char *emission, const char *source);
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static void _smart_edje_drag_h_stop(void *data, Evas_Object *obj, const char *emission, const char *source);
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static void _smart_edje_drag_h(void *data, Evas_Object *obj, const char *emission, const char *source);
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static void _smart_scrollbar_read(Smart_Data *sd);
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static void _smart_scrollbar_reset(Smart_Data *sd);
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static int _smart_scrollbar_bar_h_visibility_adjust(Smart_Data *sd);
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static int _smart_scrollbar_bar_v_visibility_adjust(Smart_Data *sd);
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static void _smart_scrollbar_bar_visibility_adjust(Smart_Data *sd);
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static void _smart_scrollbar_size_adjust(Smart_Data *sd);
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static void _smart_reconfigure(Smart_Data *sd);
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static void _smart_add(Evas_Object *obj);
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static void _smart_del(Evas_Object *obj);
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static void _smart_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y);
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static void _smart_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h);
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static void _smart_show(Evas_Object *obj);
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static void _smart_hide(Evas_Object *obj);
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static void _smart_color_set(Evas_Object *obj, int r, int g, int b, int a);
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static void _smart_clip_set(Evas_Object *obj, Evas_Object *clip);
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static void _smart_clip_unset(Evas_Object *obj);
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static void _smart_init(void);
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/* local subsystem globals */
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static Evas_Smart *_smart = NULL;
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/* externally accessible functions */
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Evas_Object *
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elm_smart_scroller_add(Evas *evas)
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{
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_smart_init();
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return evas_object_smart_add(evas, _smart);
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}
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void
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elm_smart_scroller_child_set(Evas_Object *obj, Evas_Object *child)
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{
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Evas_Coord w, h;
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Evas_Object *o;
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API_ENTRY return;
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if (sd->child_obj)
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{
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_elm_smart_pan_child_set(sd->pan_obj, NULL);
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evas_object_event_callback_del_full(sd->child_obj, EVAS_CALLBACK_DEL, _smart_child_del_hook, sd);
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}
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sd->child_obj = child;
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if (!child) return;
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if (!sd->pan_obj)
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{
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o = _elm_smart_pan_add(evas_object_evas_get(obj));
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sd->pan_obj = o;
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evas_object_smart_callback_add(o, "changed", _smart_pan_changed_hook, sd);
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evas_object_smart_callback_add(o, "pan_changed", _smart_pan_pan_changed_hook, sd);
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evas_object_show(o);
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edje_object_part_swallow(sd->edje_obj, "elm.swallow.content", o);
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}
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sd->pan_func.set = _elm_smart_pan_set;
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sd->pan_func.get = _elm_smart_pan_get;
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sd->pan_func.max_get = _elm_smart_pan_max_get;
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sd->pan_func.child_size_get = _elm_smart_pan_child_size_get;
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evas_object_event_callback_add(child, EVAS_CALLBACK_DEL, _smart_child_del_hook, sd);
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_elm_smart_pan_child_set(sd->pan_obj, sd->child_obj);
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sd->pan_func.child_size_get(sd->pan_obj, &w, &h);
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sd->child.w = w;
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sd->child.h = h;
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_smart_scrollbar_size_adjust(sd);
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_smart_scrollbar_reset(sd);
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}
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void
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elm_smart_scroller_extern_pan_set(Evas_Object *obj, Evas_Object *pan,
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void (*pan_set) (Evas_Object *obj, Evas_Coord x, Evas_Coord y),
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void (*pan_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y),
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void (*pan_max_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y),
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void (*pan_child_size_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y))
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{
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API_ENTRY return;
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elm_smart_scroller_child_set(obj, NULL);
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if (sd->pan_obj)
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{
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evas_object_smart_callback_del(sd->pan_obj, "changed", _smart_pan_changed_hook);
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evas_object_smart_callback_del(sd->pan_obj, "pan_changed", _smart_pan_pan_changed_hook);
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}
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if (sd->extern_pan)
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{
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if (sd->pan_obj)
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{
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edje_object_part_unswallow(sd->edje_obj, sd->pan_obj);
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sd->pan_obj = NULL;
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}
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}
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else
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{
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if (sd->pan_obj)
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{
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evas_object_del(sd->pan_obj);
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sd->pan_obj = NULL;
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}
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}
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if (!pan)
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{
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sd->extern_pan = 0;
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return;
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}
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sd->pan_obj = pan;
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sd->pan_func.set = pan_set;
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sd->pan_func.get = pan_get;
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sd->pan_func.max_get = pan_max_get;
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sd->pan_func.child_size_get = pan_child_size_get;
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sd->extern_pan = 1;
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evas_object_smart_callback_add(sd->pan_obj, "changed", _smart_pan_changed_hook, sd);
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evas_object_smart_callback_add(sd->pan_obj, "pan_changed", _smart_pan_pan_changed_hook, sd);
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edje_object_part_swallow(sd->edje_obj, "elm.swallow.content", sd->pan_obj);
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evas_object_show(sd->pan_obj);
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}
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void
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elm_smart_scroller_custom_edje_file_set(Evas_Object *obj, char *file, char *group)
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{
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API_ENTRY return;
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edje_object_file_set(sd->edje_obj, file, group);
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if (sd->pan_obj)
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edje_object_part_swallow(sd->edje_obj, "elm.swallow.content", sd->pan_obj);
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sd->vbar_visible = !sd->vbar_visible;
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sd->hbar_visible = !sd->hbar_visible;
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_smart_scrollbar_bar_visibility_adjust(sd);
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if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_ON)
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edje_object_signal_emit(sd->edje_obj, "elm,action,show_always,hbar", "elm");
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else if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_OFF)
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edje_object_signal_emit(sd->edje_obj, "elm,action,hide,hbar", "elm");
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else
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edje_object_signal_emit(sd->edje_obj, "elm,action,show_notalways,hbar", "elm");
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if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_ON)
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edje_object_signal_emit(sd->edje_obj, "elm,action,show_always,vbar", "elm");
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else if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_OFF)
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edje_object_signal_emit(sd->edje_obj, "elm,action,hide,vbar", "elm");
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else
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edje_object_signal_emit(sd->edje_obj, "elm,action,show_notalways,vbar", "elm");
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}
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static void
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_smart_anim_start(Evas_Object *obj)
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{
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evas_object_smart_callback_call(obj, "animate,start", NULL);
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}
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static void
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_smart_anim_stop(Evas_Object *obj)
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{
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evas_object_smart_callback_call(obj, "animate,stop", NULL);
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}
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static void
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_smart_drag_start(Evas_Object *obj)
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{
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evas_object_smart_callback_call(obj, "drag,start", NULL);
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}
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static void
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_smart_drag_stop(Evas_Object *obj)
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{
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evas_object_smart_callback_call(obj, "drag,stop", NULL);
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}
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static Eina_Bool
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_smart_scrollto_x_animator(void *data)
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{
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Smart_Data *sd = data;
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Evas_Coord px, py;
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double t, tt;
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t = ecore_loop_time_get();
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tt = (t - sd->scrollto.x.t_start) / (sd->scrollto.x.t_end - sd->scrollto.x.t_start);
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tt = 1.0 - tt;
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tt = 1.0 - (tt * tt);
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sd->pan_func.get(sd->pan_obj, &px, &py);
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px = (sd->scrollto.x.start * (1.0 - tt)) +
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(sd->scrollto.x.end * tt);
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if (t >= sd->scrollto.x.t_end)
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{
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px = sd->scrollto.x.end;
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elm_smart_scroller_child_pos_set(sd->smart_obj, px, py);
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sd->scrollto.x.animator = NULL;
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if (!sd->scrollto.y.animator)
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_smart_anim_stop(sd->smart_obj);
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return ECORE_CALLBACK_CANCEL;
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}
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elm_smart_scroller_child_pos_set(sd->smart_obj, px, py);
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return ECORE_CALLBACK_RENEW;
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}
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static void
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_smart_scrollto_x(Smart_Data *sd, double t_in, Evas_Coord pos_x)
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{
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Evas_Coord px, py, x, y, w, h;
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double t;
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if (sd->freeze) return;
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if (t_in <= 0.0)
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{
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elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
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elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h);
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x = pos_x;
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elm_smart_scroller_child_region_show(sd->smart_obj, x, y, w, h);
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return;
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}
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t = ecore_loop_time_get();
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sd->pan_func.get(sd->pan_obj, &px, &py);
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sd->scrollto.x.start = px;
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sd->scrollto.x.end = pos_x;
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sd->scrollto.x.t_start = t;
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sd->scrollto.x.t_end = t + t_in;
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elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
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elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h);
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elm_smart_scroller_child_region_show(sd->smart_obj, x, y, w, h);
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if (!sd->scrollto.x.animator)
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{
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if (!sd->scrollto.y.animator)
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_smart_anim_start(sd->smart_obj);
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sd->scrollto.x.animator = ecore_animator_add(_smart_scrollto_x_animator, sd);
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}
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if (sd->down.bounce_x_animator)
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{
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ecore_animator_del(sd->down.bounce_x_animator);
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sd->down.bounce_x_animator = NULL;
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}
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sd->bouncemex = 0;
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}
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static Eina_Bool
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_smart_scrollto_y_animator(void *data)
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{
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Smart_Data *sd = data;
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Evas_Coord px, py;
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double t, tt;
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t = ecore_loop_time_get();
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tt = (t - sd->scrollto.y.t_start) / (sd->scrollto.y.t_end - sd->scrollto.y.t_start);
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tt = 1.0 - tt;
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tt = 1.0 - (tt * tt);
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sd->pan_func.get(sd->pan_obj, &px, &py);
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py = (sd->scrollto.y.start * (1.0 - tt)) +
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(sd->scrollto.y.end * tt);
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if (t >= sd->scrollto.y.t_end)
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{
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py = sd->scrollto.y.end;
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elm_smart_scroller_child_pos_set(sd->smart_obj, px, py);
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sd->scrollto.y.animator = NULL;
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if (!sd->scrollto.x.animator)
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_smart_anim_stop(sd->smart_obj);
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return ECORE_CALLBACK_CANCEL;
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}
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elm_smart_scroller_child_pos_set(sd->smart_obj, px, py);
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return ECORE_CALLBACK_RENEW;
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}
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static void
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_smart_scrollto_y(Smart_Data *sd, double t_in, Evas_Coord pos_y)
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{
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Evas_Coord px, py, x, y, w, h;
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double t;
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if (sd->freeze) return;
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if (t_in <= 0.0)
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{
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elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
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elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h);
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y = pos_y;
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elm_smart_scroller_child_region_show(sd->smart_obj, x, y, w, h);
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return;
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}
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t = ecore_loop_time_get();
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sd->pan_func.get(sd->pan_obj, &px, &py);
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sd->scrollto.y.start = py;
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sd->scrollto.y.end = pos_y;
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sd->scrollto.y.t_start = t;
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sd->scrollto.y.t_end = t + t_in;
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elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
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elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h);
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elm_smart_scroller_child_region_show(sd->smart_obj, x, y, w, h);
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if (!sd->scrollto.y.animator)
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{
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if (!sd->scrollto.x.animator)
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_smart_anim_start(sd->smart_obj);
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sd->scrollto.y.animator = ecore_animator_add(_smart_scrollto_y_animator, sd);
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}
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if (sd->down.bounce_y_animator)
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{
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ecore_animator_del(sd->down.bounce_y_animator);
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sd->down.bounce_y_animator = NULL;
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}
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sd->bouncemey = 0;
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}
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static Eina_Bool
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_smart_do_page(Smart_Data *sd)
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{
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if ((sd->pagerel_h == 0.0) && (sd->pagesize_h == 0) &&
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|
(sd->pagerel_v == 0.0) && (sd->pagesize_v == 0))
|
|
return EINA_FALSE;
|
|
return EINA_TRUE;
|
|
}
|
|
|
|
static Evas_Coord
|
|
_smart_page_x_get(Smart_Data *sd, int offset)
|
|
{
|
|
Evas_Coord x, y, w, h, cw, ch;
|
|
|
|
elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
|
|
elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h);
|
|
sd->pan_func.child_size_get(sd->pan_obj, &cw, &ch);
|
|
|
|
x += offset;
|
|
|
|
if (sd->pagerel_h > 0.0)
|
|
{
|
|
x = x + (w * sd->pagerel_h * 0.5);
|
|
x = x / (w * sd->pagerel_h);
|
|
x = x * (w * sd->pagerel_h);
|
|
}
|
|
else if (sd->pagesize_h > 0)
|
|
{
|
|
x = x + (sd->pagesize_h * 0.5);
|
|
x = x / (sd->pagesize_h);
|
|
x = x * (sd->pagesize_h);
|
|
}
|
|
if (x < 0) x = 0;
|
|
else if ((x + w) > cw) x = cw - w;
|
|
return x;
|
|
}
|
|
|
|
static Evas_Coord
|
|
_smart_page_y_get(Smart_Data *sd, int offset)
|
|
{
|
|
Evas_Coord x, y, w, h, cw, ch;
|
|
|
|
elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
|
|
elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h);
|
|
sd->pan_func.child_size_get(sd->pan_obj, &cw, &ch);
|
|
|
|
y += offset;
|
|
|
|
if (sd->pagerel_v > 0.0)
|
|
{
|
|
y = y + (h * sd->pagerel_v * 0.5);
|
|
y = y / (h * sd->pagerel_v);
|
|
y = y * (h * sd->pagerel_v);
|
|
}
|
|
else if (sd->pagesize_v > 0)
|
|
{
|
|
y = y + (sd->pagesize_v * 0.5);
|
|
y = y / (sd->pagesize_v);
|
|
y = y * (sd->pagesize_v);
|
|
}
|
|
if (y < 0) y = 0;
|
|
else if ((y + h) > ch) y = ch - h;
|
|
return y;
|
|
}
|
|
|
|
static void
|
|
_smart_page_adjust(Smart_Data *sd)
|
|
{
|
|
Evas_Coord x, y, w, h;
|
|
|
|
if (!_smart_do_page(sd)) return;
|
|
|
|
elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h);
|
|
|
|
x = _smart_page_x_get(sd, 0);
|
|
y = _smart_page_y_get(sd, 0);
|
|
|
|
elm_smart_scroller_child_region_show(sd->smart_obj, x, y, w, h);
|
|
}
|
|
|
|
static Eina_Bool
|
|
_smart_bounce_x_animator(void *data)
|
|
{
|
|
Smart_Data *sd;
|
|
Evas_Coord x, y, dx;
|
|
double t, p, dt;
|
|
|
|
sd = data;
|
|
t = ecore_loop_time_get();
|
|
dt = t - sd->down.anim_start2;
|
|
if (dt >= 0.0)
|
|
{
|
|
dt = dt / _elm_config->thumbscroll_bounce_friction;
|
|
if (dt > 1.0) dt = 1.0;
|
|
p = 1.0 - ((1.0 - dt) * (1.0 - dt));
|
|
elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
|
|
dx = sd->down.b2x - sd->down.bx;
|
|
dx = (dx * p);
|
|
x = sd->down.bx + dx;
|
|
if (!sd->down.cancelled)
|
|
elm_smart_scroller_child_pos_set(sd->smart_obj, x, y);
|
|
if (dt >= 1.0)
|
|
{
|
|
if (sd->down.momentum_animator)
|
|
sd->down.bounce_x_hold = 1;
|
|
sd->down.bounce_x_animator = NULL;
|
|
sd->bouncemex = 0;
|
|
return ECORE_CALLBACK_CANCEL;
|
|
}
|
|
}
|
|
return ECORE_CALLBACK_RENEW;
|
|
}
|
|
|
|
static Eina_Bool
|
|
_smart_bounce_y_animator(void *data)
|
|
{
|
|
Smart_Data *sd;
|
|
Evas_Coord x, y, dy;
|
|
double t, p, dt;
|
|
|
|
sd = data;
|
|
t = ecore_loop_time_get();
|
|
dt = t - sd->down.anim_start3;
|
|
if (dt >= 0.0)
|
|
{
|
|
dt = dt / _elm_config->thumbscroll_bounce_friction;
|
|
if (dt > 1.0) dt = 1.0;
|
|
p = 1.0 - ((1.0 - dt) * (1.0 - dt));
|
|
elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
|
|
dy = sd->down.b2y - sd->down.by;
|
|
dy = (dy * p);
|
|
y = sd->down.by + dy;
|
|
if (!sd->down.cancelled)
|
|
elm_smart_scroller_child_pos_set(sd->smart_obj, x, y);
|
|
if (dt >= 1.0)
|
|
{
|
|
if (sd->down.momentum_animator)
|
|
sd->down.bounce_y_hold = 1;
|
|
sd->down.bounce_y_animator = NULL;
|
|
sd->bouncemey = 0;
|
|
return ECORE_CALLBACK_CANCEL;
|
|
}
|
|
}
|
|
return ECORE_CALLBACK_RENEW;
|
|
}
|
|
|
|
#define LEFT 0
|
|
#define RIGHT 1
|
|
#define UP 2
|
|
#define DOWN 3
|
|
static Eina_Bool
|
|
can_scroll(Smart_Data *sd, int dir)
|
|
{
|
|
Evas_Coord mx = 0, my = 0, px = 0, py = 0;
|
|
|
|
sd->pan_func.max_get(sd->pan_obj, &mx, &my);
|
|
sd->pan_func.get(sd->pan_obj, &px, &py);
|
|
switch (dir)
|
|
{
|
|
case LEFT:
|
|
if (px > 0) return EINA_TRUE;
|
|
break;
|
|
case RIGHT:
|
|
if (px < mx) return EINA_TRUE;
|
|
break;
|
|
case UP:
|
|
if (py > 0) return EINA_TRUE;
|
|
break;
|
|
case DOWN:
|
|
if (py < my) return EINA_TRUE;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return EINA_FALSE;
|
|
}
|
|
|
|
static Eina_Bool
|
|
_smart_momentum_animator(void *data)
|
|
{
|
|
Smart_Data *sd;
|
|
double t, dt, p;
|
|
Evas_Coord x, y, dx, dy, px, py;
|
|
|
|
sd = data;
|
|
t = ecore_loop_time_get();
|
|
dt = t - sd->down.anim_start;
|
|
if (dt >= 0.0)
|
|
{
|
|
/*
|
|
if (sd->down.hold_parent)
|
|
{
|
|
if ((sd->down.dir_x) && !can_scroll(sd, sd->down.hdir))
|
|
{
|
|
sd->down.dir_x = 0;
|
|
}
|
|
if ((sd->down.dir_y) && !can_scroll(sd, sd->down.vdir))
|
|
{
|
|
sd->down.dir_y = 0;
|
|
}
|
|
}
|
|
if ((!sd->down.dir_x) && (!sd->down.dir_y))
|
|
{
|
|
sd->down.cancelled = 1;
|
|
}
|
|
*/
|
|
dt = dt / _elm_config->thumbscroll_friction;
|
|
if (dt > 1.0) dt = 1.0;
|
|
p = 1.0 - ((1.0 - dt) * (1.0 - dt));
|
|
dx = (sd->down.dx * _elm_config->thumbscroll_friction * p);
|
|
dy = (sd->down.dy * _elm_config->thumbscroll_friction * p);
|
|
sd->down.ax = dx;
|
|
sd->down.ay = dy;
|
|
x = sd->down.sx - dx;
|
|
y = sd->down.sy - dy;
|
|
elm_smart_scroller_child_pos_get(sd->smart_obj, &px, &py);
|
|
if ((sd->down.bounce_x_animator) ||
|
|
(sd->down.bounce_x_hold))
|
|
{
|
|
sd->down.bx = sd->down.bx0 - dx + sd->down.b0x;
|
|
x = px;
|
|
}
|
|
if ((sd->down.bounce_y_animator) ||
|
|
(sd->down.bounce_y_hold))
|
|
{
|
|
sd->down.by = sd->down.by0 - dy + sd->down.b0y;
|
|
y = py;
|
|
}
|
|
elm_smart_scroller_child_pos_set(sd->smart_obj, x, y);
|
|
if (dt >= 1.0)
|
|
{
|
|
_smart_anim_stop(sd->smart_obj);
|
|
sd->down.momentum_animator = NULL;
|
|
sd->down.bounce_x_hold = 0;
|
|
sd->down.bounce_y_hold = 0;
|
|
sd->down.ax = 0;
|
|
sd->down.ay = 0;
|
|
return ECORE_CALLBACK_CANCEL;
|
|
}
|
|
}
|
|
return ECORE_CALLBACK_RENEW;
|
|
}
|
|
|
|
static void
|
|
bounce_eval(Smart_Data *sd)
|
|
{
|
|
Evas_Coord mx, my, px, py, bx, by, b2x, b2y;
|
|
|
|
if (sd->freeze) return;
|
|
if ((!sd->bouncemex) && (!sd->bouncemey)) return;
|
|
if (sd->down.now) return; // down bounce while still held down
|
|
if (sd->down.onhold_animator)
|
|
{
|
|
ecore_animator_del(sd->down.onhold_animator);
|
|
sd->down.onhold_animator = NULL;
|
|
}
|
|
if (sd->down.hold_animator)
|
|
{
|
|
ecore_animator_del(sd->down.hold_animator);
|
|
sd->down.hold_animator = NULL;
|
|
}
|
|
sd->pan_func.max_get(sd->pan_obj, &mx, &my);
|
|
sd->pan_func.get(sd->pan_obj, &px, &py);
|
|
bx = px;
|
|
by = py;
|
|
if (px < 0) px = 0;
|
|
if (px > mx) px = mx;
|
|
if (py < 0) py = 0;
|
|
if (py > my) py = my;
|
|
b2x = px;
|
|
b2y = py;
|
|
if ((!sd->widget) ||
|
|
(!elm_widget_drag_child_locked_x_get(sd->widget)))
|
|
{
|
|
if (!sd->down.bounce_x_animator)
|
|
{
|
|
if (sd->bouncemex)
|
|
{
|
|
if (sd->scrollto.x.animator)
|
|
{
|
|
ecore_animator_del(sd->scrollto.x.animator);
|
|
sd->scrollto.x.animator = NULL;
|
|
}
|
|
sd->down.bounce_x_animator = ecore_animator_add(_smart_bounce_x_animator, sd);
|
|
sd->down.anim_start2 = ecore_loop_time_get();
|
|
sd->down.bx = bx;
|
|
sd->down.bx0 = bx;
|
|
sd->down.b2x = b2x;
|
|
if (sd->down.momentum_animator) sd->down.b0x = sd->down.ax;
|
|
else sd->down.b0x = 0;
|
|
}
|
|
}
|
|
}
|
|
if ((!sd->widget) ||
|
|
(!elm_widget_drag_child_locked_y_get(sd->widget)))
|
|
{
|
|
if (!sd->down.bounce_y_animator)
|
|
{
|
|
if (sd->bouncemey)
|
|
{
|
|
if (sd->scrollto.y.animator)
|
|
{
|
|
ecore_animator_del(sd->scrollto.y.animator);
|
|
sd->scrollto.y.animator = NULL;
|
|
}
|
|
sd->down.bounce_y_animator = ecore_animator_add(_smart_bounce_y_animator, sd);
|
|
sd->down.anim_start3 = ecore_loop_time_get();
|
|
sd->down.by = by;
|
|
sd->down.by0 = by;
|
|
sd->down.b2y = b2y;
|
|
if (sd->down.momentum_animator) sd->down.b0y = sd->down.ay;
|
|
else sd->down.b0y = 0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_child_pos_set(Evas_Object *obj, Evas_Coord x, Evas_Coord y)
|
|
{
|
|
Evas_Coord mx = 0, my = 0, px, py;
|
|
double vx, vy;
|
|
|
|
API_ENTRY return;
|
|
// FIXME: allow for bounce outside of range
|
|
sd->pan_func.max_get(sd->pan_obj, &mx, &my);
|
|
if (mx > 0) vx = (double)x / (double)mx;
|
|
else vx = 0.0;
|
|
if (vx < 0.0) vx = 0.0;
|
|
else if (vx > 1.0) vx = 1.0;
|
|
if (my > 0) vy = (double)y / (double)my;
|
|
else vy = 0.0;
|
|
if (vy < 0.0) vy = 0.0;
|
|
else if (vy > 1.0) vy = 1.0;
|
|
edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.vbar", 0.0, vy);
|
|
edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.hbar", vx, 0.0);
|
|
sd->pan_func.get(sd->pan_obj, &px, &py);
|
|
if (!_elm_config->thumbscroll_bounce_enable)
|
|
{
|
|
if (x < 0) x = 0;
|
|
if (x > mx) x = mx;
|
|
if (y < 0) y = 0;
|
|
if (y > my) y = my;
|
|
}
|
|
|
|
if (!sd->bounce_horiz)
|
|
{
|
|
if (x < 0) x = 0;
|
|
if (x > mx) x = mx;
|
|
}
|
|
if (!sd->bounce_vert)
|
|
{
|
|
if (y < 0) y = 0;
|
|
if (y > my) y = my;
|
|
}
|
|
|
|
sd->pan_func.set(sd->pan_obj, x, y);
|
|
if ((px != x) || (py != y))
|
|
edje_object_signal_emit(sd->edje_obj, "elm,action,scroll", "elm");
|
|
if (!sd->down.bounce_x_animator)
|
|
{
|
|
if ((x < 0) || (x > mx))
|
|
{
|
|
sd->bouncemex = 1;
|
|
bounce_eval(sd);
|
|
}
|
|
}
|
|
if (!sd->down.bounce_y_animator)
|
|
{
|
|
if ((y < 0) || (y > my))
|
|
{
|
|
sd->bouncemey = 1;
|
|
bounce_eval(sd);
|
|
}
|
|
}
|
|
if ((x != px) || (y != py))
|
|
{
|
|
evas_object_smart_callback_call(obj, "scroll", NULL);
|
|
}
|
|
if ((x != px)/* && (!sd->bouncemex)*/)
|
|
{
|
|
if (x == 0)
|
|
evas_object_smart_callback_call(obj, "edge,left", NULL);
|
|
if (x == mx)
|
|
evas_object_smart_callback_call(obj, "edge,right", NULL);
|
|
}
|
|
if ((y != py)/* && (!sd->bouncemey)*/)
|
|
{
|
|
if (y == 0)
|
|
evas_object_smart_callback_call(obj, "edge,top", NULL);
|
|
if (y == my)
|
|
evas_object_smart_callback_call(obj, "edge,bottom", NULL);
|
|
}
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_child_pos_get(Evas_Object *obj, Evas_Coord *x, Evas_Coord *y)
|
|
{
|
|
API_ENTRY return;
|
|
sd->pan_func.get(sd->pan_obj, x, y);
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_child_region_show(Evas_Object *obj, Evas_Coord x, Evas_Coord y, Evas_Coord w, Evas_Coord h)
|
|
{
|
|
Evas_Coord mx = 0, my = 0, cw = 0, ch = 0, px = 0, py = 0, nx, ny;
|
|
|
|
API_ENTRY return;
|
|
sd->pan_func.max_get(sd->pan_obj, &mx, &my);
|
|
sd->pan_func.child_size_get(sd->pan_obj, &cw, &ch);
|
|
sd->pan_func.get(sd->pan_obj, &px, &py);
|
|
|
|
nx = px;
|
|
if (x < px) nx = x;
|
|
else if ((x + w) > (px + (cw - mx)))
|
|
{
|
|
nx = x + w - (cw - mx);
|
|
if (nx > x) nx = x;
|
|
}
|
|
ny = py;
|
|
if (y < py) ny = y;
|
|
else if ((y + h) > (py + (ch - my)))
|
|
{
|
|
ny = y + h - (ch - my);
|
|
if (ny > y) ny = y;
|
|
}
|
|
if ((nx == px) && (ny == py)) return;
|
|
if ((sd->down.bounce_x_animator) || (sd->down.bounce_y_animator) ||
|
|
(sd->scrollto.x.animator) || (sd->scrollto.y.animator))
|
|
{
|
|
_smart_anim_stop(sd->smart_obj);
|
|
}
|
|
if (sd->scrollto.x.animator)
|
|
{
|
|
ecore_animator_del(sd->scrollto.x.animator);
|
|
sd->scrollto.x.animator = NULL;
|
|
}
|
|
if (sd->scrollto.y.animator)
|
|
{
|
|
ecore_animator_del(sd->scrollto.y.animator);
|
|
sd->scrollto.y.animator = NULL;
|
|
}
|
|
if (sd->down.bounce_x_animator)
|
|
{
|
|
ecore_animator_del(sd->down.bounce_x_animator);
|
|
sd->down.bounce_x_animator = NULL;
|
|
sd->bouncemex = 0;
|
|
}
|
|
if (sd->down.bounce_y_animator)
|
|
{
|
|
ecore_animator_del(sd->down.bounce_y_animator);
|
|
sd->down.bounce_y_animator = NULL;
|
|
sd->bouncemey = 0;
|
|
}
|
|
if (sd->down.hold_animator)
|
|
{
|
|
ecore_animator_del(sd->down.hold_animator);
|
|
sd->down.hold_animator = NULL;
|
|
_smart_drag_stop(sd->smart_obj);
|
|
}
|
|
if (sd->down.momentum_animator)
|
|
{
|
|
ecore_animator_del(sd->down.momentum_animator);
|
|
sd->down.momentum_animator = NULL;
|
|
sd->down.bounce_x_hold = 0;
|
|
sd->down.bounce_y_hold = 0;
|
|
sd->down.ax = 0;
|
|
sd->down.ay = 0;
|
|
}
|
|
elm_smart_scroller_child_pos_set(obj, nx, ny);
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_child_viewport_size_get(Evas_Object *obj, Evas_Coord *w, Evas_Coord *h)
|
|
{
|
|
API_ENTRY return;
|
|
edje_object_calc_force(sd->edje_obj);
|
|
evas_object_geometry_get(sd->pan_obj, NULL, NULL, w, h);
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_step_size_set(Evas_Object *obj, Evas_Coord x, Evas_Coord y)
|
|
{
|
|
API_ENTRY return;
|
|
if (x < 1) x = 1;
|
|
if (y < 1) y = 1;
|
|
sd->step.x = x;
|
|
sd->step.y = y;
|
|
_smart_scrollbar_size_adjust(sd);
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_step_size_get(Evas_Object *obj, Evas_Coord *x, Evas_Coord *y)
|
|
{
|
|
API_ENTRY return;
|
|
if (x) *x = sd->step.x;
|
|
if (y) *y = sd->step.y;
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_page_size_set(Evas_Object *obj, Evas_Coord x, Evas_Coord y)
|
|
{
|
|
API_ENTRY return;
|
|
sd->page.x = x;
|
|
sd->page.y = y;
|
|
_smart_scrollbar_size_adjust(sd);
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_page_size_get(Evas_Object *obj, Evas_Coord *x, Evas_Coord *y)
|
|
{
|
|
API_ENTRY return;
|
|
if (x) *x = sd->page.x;
|
|
if (y) *y = sd->page.y;
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_policy_set(Evas_Object *obj, Elm_Smart_Scroller_Policy hbar, Elm_Smart_Scroller_Policy vbar)
|
|
{
|
|
API_ENTRY return;
|
|
if ((sd->hbar_flags == hbar) && (sd->vbar_flags == vbar)) return;
|
|
sd->hbar_flags = hbar;
|
|
sd->vbar_flags = vbar;
|
|
if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_ON)
|
|
edje_object_signal_emit(sd->edje_obj, "elm,action,show_always,hbar", "elm");
|
|
else if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_OFF)
|
|
edje_object_signal_emit(sd->edje_obj, "elm,action,hide,hbar", "elm");
|
|
else
|
|
edje_object_signal_emit(sd->edje_obj, "elm,action,show_notalways,hbar", "elm");
|
|
if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_ON)
|
|
edje_object_signal_emit(sd->edje_obj, "elm,action,show_always,vbar", "elm");
|
|
else if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_OFF)
|
|
edje_object_signal_emit(sd->edje_obj, "elm,action,hide,vbar", "elm");
|
|
else
|
|
edje_object_signal_emit(sd->edje_obj, "elm,action,show_notalways,vbar", "elm");
|
|
_smart_scrollbar_size_adjust(sd);
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_policy_get(Evas_Object *obj, Elm_Smart_Scroller_Policy *hbar, Elm_Smart_Scroller_Policy *vbar)
|
|
{
|
|
API_ENTRY return;
|
|
if (hbar) *hbar = sd->hbar_flags;
|
|
if (vbar) *vbar = sd->vbar_flags;
|
|
}
|
|
|
|
Evas_Object *
|
|
elm_smart_scroller_edje_object_get(Evas_Object *obj)
|
|
{
|
|
API_ENTRY return NULL;
|
|
return sd->edje_obj;
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_single_dir_set(Evas_Object *obj, Eina_Bool single_dir)
|
|
{
|
|
API_ENTRY return;
|
|
sd->one_dir_at_a_time = single_dir;
|
|
}
|
|
|
|
Eina_Bool
|
|
elm_smart_scroller_single_dir_get(Evas_Object *obj)
|
|
{
|
|
API_ENTRY return EINA_FALSE;
|
|
return sd->one_dir_at_a_time;
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_object_theme_set(Evas_Object *parent, Evas_Object *obj, const char *clas, const char *group, const char *style)
|
|
{
|
|
API_ENTRY return;
|
|
_elm_theme_object_set(parent, sd->edje_obj, clas, group, style);
|
|
if (sd->pan_obj)
|
|
edje_object_part_swallow(sd->edje_obj, "elm.swallow.content", sd->pan_obj);
|
|
sd->vbar_visible = !sd->vbar_visible;
|
|
sd->hbar_visible = !sd->hbar_visible;
|
|
_smart_scrollbar_bar_visibility_adjust(sd);
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_hold_set(Evas_Object *obj, Eina_Bool hold)
|
|
{
|
|
API_ENTRY return;
|
|
sd->hold = hold;
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_freeze_set(Evas_Object *obj, Eina_Bool freeze)
|
|
{
|
|
API_ENTRY return;
|
|
sd->freeze = freeze;
|
|
if (sd->freeze)
|
|
{
|
|
if (sd->down.onhold_animator)
|
|
{
|
|
ecore_animator_del(sd->down.onhold_animator);
|
|
sd->down.onhold_animator = NULL;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_bounce_allow_set(Evas_Object *obj, Eina_Bool horiz, Eina_Bool vert)
|
|
{
|
|
API_ENTRY return;
|
|
sd->bounce_horiz = horiz;
|
|
sd->bounce_vert = vert;
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_bounce_allow_get(const Evas_Object *obj, Eina_Bool *horiz, Eina_Bool *vert)
|
|
{
|
|
API_ENTRY return;
|
|
*horiz = sd->bounce_horiz;
|
|
*vert = sd->bounce_vert;
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_paging_set(Evas_Object *obj, double pagerel_h, double pagerel_v, Evas_Coord pagesize_h, Evas_Coord pagesize_v)
|
|
{
|
|
API_ENTRY return;
|
|
sd->pagerel_h = pagerel_h;
|
|
sd->pagerel_v = pagerel_v;
|
|
sd->pagesize_h = pagesize_h;
|
|
sd->pagesize_v = pagesize_v;
|
|
_smart_page_adjust(sd);
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_paging_get(Evas_Object *obj, double *pagerel_h, double *pagerel_v, Evas_Coord *pagesize_h, Evas_Coord *pagesize_v)
|
|
{
|
|
API_ENTRY return;
|
|
if(pagerel_h) *pagerel_h = sd->pagerel_h;
|
|
if(pagerel_v) *pagerel_v = sd->pagerel_v;
|
|
if(pagesize_h) *pagesize_h = sd->pagesize_h;
|
|
if(pagesize_v) *pagesize_v = sd->pagesize_v;
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_region_bring_in(Evas_Object *obj, Evas_Coord x, Evas_Coord y, Evas_Coord w, Evas_Coord h)
|
|
{
|
|
Evas_Coord mx = 0, my = 0, cw = 0, ch = 0, px = 0, py = 0, nx, ny;
|
|
|
|
API_ENTRY return;
|
|
sd->pan_func.max_get(sd->pan_obj, &mx, &my);
|
|
sd->pan_func.child_size_get(sd->pan_obj, &cw, &ch);
|
|
sd->pan_func.get(sd->pan_obj, &px, &py);
|
|
|
|
nx = px;
|
|
if (x < px) nx = x;
|
|
else if ((x + w) > (px + (cw - mx)))
|
|
{
|
|
nx = x + w - (cw - mx);
|
|
if (nx > x) nx = x;
|
|
}
|
|
ny = py;
|
|
if (y < py) ny = y;
|
|
else if ((y + h) > (py + (ch - my)))
|
|
{
|
|
ny = y + h - (ch - my);
|
|
if (ny > y) ny = y;
|
|
}
|
|
if ((nx == px) && (ny == py)) return;
|
|
if ((sd->down.bounce_x_animator) || (sd->down.bounce_y_animator) ||
|
|
(sd->scrollto.x.animator) || (sd->scrollto.y.animator))
|
|
{
|
|
_smart_anim_stop(sd->smart_obj);
|
|
}
|
|
if (sd->scrollto.x.animator)
|
|
{
|
|
ecore_animator_del(sd->scrollto.x.animator);
|
|
sd->scrollto.x.animator = NULL;
|
|
}
|
|
if (sd->scrollto.y.animator)
|
|
{
|
|
ecore_animator_del(sd->scrollto.y.animator);
|
|
sd->scrollto.y.animator = NULL;
|
|
}
|
|
if (sd->down.bounce_x_animator)
|
|
{
|
|
ecore_animator_del(sd->down.bounce_x_animator);
|
|
sd->down.bounce_x_animator = NULL;
|
|
sd->bouncemex = 0;
|
|
}
|
|
if (sd->down.bounce_y_animator)
|
|
{
|
|
ecore_animator_del(sd->down.bounce_y_animator);
|
|
sd->down.bounce_y_animator = NULL;
|
|
sd->bouncemey = 0;
|
|
}
|
|
if (sd->down.hold_animator)
|
|
{
|
|
ecore_animator_del(sd->down.hold_animator);
|
|
sd->down.hold_animator = NULL;
|
|
_smart_drag_stop(sd->smart_obj);
|
|
}
|
|
if (sd->down.momentum_animator)
|
|
{
|
|
ecore_animator_del(sd->down.momentum_animator);
|
|
sd->down.momentum_animator = NULL;
|
|
sd->down.bounce_x_hold = 0;
|
|
sd->down.bounce_y_hold = 0;
|
|
sd->down.ax = 0;
|
|
sd->down.ay = 0;
|
|
}
|
|
x = nx;
|
|
if (x < 0) x = 0;
|
|
else if ((x + w) > cw) x = cw - w;
|
|
_smart_scrollto_x(sd, _elm_config->bring_in_scroll_friction, x);
|
|
y = ny;
|
|
if (y < 0) y = 0;
|
|
else if ((y + h) > ch) y = ch - h;
|
|
_smart_scrollto_y(sd, _elm_config->bring_in_scroll_friction, y);
|
|
}
|
|
|
|
void
|
|
elm_smart_scroller_widget_set(Evas_Object *obj, Evas_Object *wid)
|
|
{
|
|
API_ENTRY return;
|
|
sd->widget = wid;
|
|
}
|
|
|
|
/* local subsystem functions */
|
|
static void
|
|
_smart_edje_drag_v_start(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
|
|
{
|
|
Smart_Data *sd;
|
|
|
|
sd = data;
|
|
_smart_scrollbar_read(sd);
|
|
_smart_drag_start(sd->smart_obj);
|
|
}
|
|
|
|
static void
|
|
_smart_edje_drag_v_stop(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
|
|
{
|
|
Smart_Data *sd;
|
|
|
|
sd = data;
|
|
_smart_scrollbar_read(sd);
|
|
_smart_drag_stop(sd->smart_obj);
|
|
}
|
|
|
|
static void
|
|
_smart_edje_drag_v(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
|
|
{
|
|
Smart_Data *sd;
|
|
|
|
sd = data;
|
|
_smart_scrollbar_read(sd);
|
|
}
|
|
|
|
static void
|
|
_smart_edje_drag_h_start(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
|
|
{
|
|
Smart_Data *sd;
|
|
|
|
sd = data;
|
|
_smart_scrollbar_read(sd);
|
|
_smart_drag_start(sd->smart_obj);
|
|
}
|
|
|
|
static void
|
|
_smart_edje_drag_h_stop(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
|
|
{
|
|
Smart_Data *sd;
|
|
|
|
sd = data;
|
|
_smart_scrollbar_read(sd);
|
|
_smart_drag_stop(sd->smart_obj);
|
|
}
|
|
|
|
static void
|
|
_smart_edje_drag_h(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
|
|
{
|
|
Smart_Data *sd;
|
|
|
|
sd = data;
|
|
_smart_scrollbar_read(sd);
|
|
}
|
|
|
|
static void
|
|
_smart_child_del_hook(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
|
|
{
|
|
Smart_Data *sd;
|
|
|
|
sd = data;
|
|
sd->child_obj = NULL;
|
|
_smart_scrollbar_size_adjust(sd);
|
|
_smart_scrollbar_reset(sd);
|
|
}
|
|
|
|
static void
|
|
_smart_pan_changed_hook(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
|
|
{
|
|
Evas_Coord x, y;
|
|
Evas_Coord w, h;
|
|
Smart_Data *sd;
|
|
|
|
sd = data;
|
|
sd->pan_func.get(sd->pan_obj, &x, &y);
|
|
sd->pan_func.child_size_get(sd->pan_obj, &w, &h);
|
|
if ((w != sd->child.w) || (h != sd->child.h))
|
|
{
|
|
sd->child.w = w;
|
|
sd->child.h = h;
|
|
_smart_scrollbar_size_adjust(sd);
|
|
evas_object_size_hint_min_set(sd->smart_obj, sd->child.w, sd->child.h);
|
|
elm_smart_scroller_child_pos_set(sd->smart_obj, x, y);
|
|
}
|
|
}
|
|
|
|
static void
|
|
_smart_pan_pan_changed_hook(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
|
|
{
|
|
Evas_Coord x, y;
|
|
Smart_Data *sd;
|
|
|
|
sd = data;
|
|
sd->pan_func.get(sd->pan_obj, &x, &y);
|
|
if ((sd->down.bounce_x_animator) || (sd->down.bounce_y_animator) ||
|
|
(sd->scrollto.x.animator) || (sd->scrollto.y.animator))
|
|
{
|
|
_smart_anim_stop(sd->smart_obj);
|
|
}
|
|
if (sd->scrollto.x.animator)
|
|
{
|
|
ecore_animator_del(sd->scrollto.x.animator);
|
|
sd->scrollto.x.animator = NULL;
|
|
}
|
|
if (sd->scrollto.y.animator)
|
|
{
|
|
ecore_animator_del(sd->scrollto.y.animator);
|
|
sd->scrollto.y.animator = NULL;
|
|
}
|
|
if (sd->down.bounce_x_animator)
|
|
{
|
|
ecore_animator_del(sd->down.bounce_x_animator);
|
|
sd->down.bounce_x_animator = NULL;
|
|
sd->bouncemex = 0;
|
|
}
|
|
if (sd->down.bounce_y_animator)
|
|
{
|
|
ecore_animator_del(sd->down.bounce_y_animator);
|
|
sd->down.bounce_y_animator = NULL;
|
|
sd->bouncemey = 0;
|
|
}
|
|
elm_smart_scroller_child_pos_set(sd->smart_obj, x, y);
|
|
}
|
|
|
|
static void
|
|
_smart_event_wheel(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info)
|
|
{
|
|
Evas_Event_Mouse_Wheel *ev;
|
|
Smart_Data *sd;
|
|
Evas_Coord x = 0, y = 0;
|
|
|
|
sd = data;
|
|
ev = event_info;
|
|
if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return ;
|
|
if ((evas_key_modifier_is_set(ev->modifiers, "Control")) ||
|
|
(evas_key_modifier_is_set(ev->modifiers, "Alt")) ||
|
|
(evas_key_modifier_is_set(ev->modifiers, "Shift")) ||
|
|
(evas_key_modifier_is_set(ev->modifiers, "Meta")) ||
|
|
(evas_key_modifier_is_set(ev->modifiers, "Hyper")) ||
|
|
(evas_key_modifier_is_set(ev->modifiers, "Super")))
|
|
return;
|
|
elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
|
|
if ((sd->down.bounce_x_animator) || (sd->down.bounce_y_animator) ||
|
|
(sd->scrollto.x.animator) || (sd->scrollto.y.animator))
|
|
{
|
|
_smart_anim_stop(sd->smart_obj);
|
|
}
|
|
if (sd->scrollto.x.animator)
|
|
{
|
|
ecore_animator_del(sd->scrollto.x.animator);
|
|
sd->scrollto.x.animator = NULL;
|
|
}
|
|
if (sd->scrollto.y.animator)
|
|
{
|
|
ecore_animator_del(sd->scrollto.y.animator);
|
|
sd->scrollto.y.animator = NULL;
|
|
}
|
|
if (sd->down.bounce_x_animator)
|
|
{
|
|
ecore_animator_del(sd->down.bounce_x_animator);
|
|
sd->down.bounce_x_animator = NULL;
|
|
sd->bouncemex = 0;
|
|
}
|
|
if (sd->down.bounce_y_animator)
|
|
{
|
|
ecore_animator_del(sd->down.bounce_y_animator);
|
|
sd->down.bounce_y_animator = NULL;
|
|
sd->bouncemey = 0;
|
|
}
|
|
if (ev->direction == 0)
|
|
y += ev->z * sd->step.y;
|
|
else if (ev->direction == 1)
|
|
x += ev->z * sd->step.x;
|
|
elm_smart_scroller_child_pos_set(sd->smart_obj, x, y);
|
|
}
|
|
|
|
static void
|
|
_smart_event_mouse_down(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info)
|
|
{
|
|
Evas_Event_Mouse_Down *ev;
|
|
Smart_Data *sd;
|
|
Evas_Coord x = 0, y = 0;
|
|
|
|
sd = data;
|
|
ev = event_info;
|
|
// if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return ;
|
|
if (_elm_config->thumbscroll_enable)
|
|
{
|
|
if ((sd->down.bounce_x_animator) || (sd->down.bounce_y_animator) ||
|
|
(sd->down.momentum_animator) || (sd->scrollto.x.animator) ||
|
|
(sd->scrollto.y.animator))
|
|
{
|
|
_smart_anim_stop(sd->smart_obj);
|
|
}
|
|
if (sd->scrollto.x.animator)
|
|
{
|
|
ecore_animator_del(sd->scrollto.x.animator);
|
|
sd->scrollto.x.animator = NULL;
|
|
}
|
|
if (sd->scrollto.y.animator)
|
|
{
|
|
ecore_animator_del(sd->scrollto.y.animator);
|
|
sd->scrollto.y.animator = NULL;
|
|
}
|
|
if (sd->down.bounce_x_animator)
|
|
{
|
|
ecore_animator_del(sd->down.bounce_x_animator);
|
|
sd->down.bounce_x_animator = NULL;
|
|
sd->bouncemex = 0;
|
|
}
|
|
if (sd->down.bounce_y_animator)
|
|
{
|
|
ecore_animator_del(sd->down.bounce_y_animator);
|
|
sd->down.bounce_y_animator = NULL;
|
|
sd->bouncemey = 0;
|
|
}
|
|
if (sd->down.hold_animator)
|
|
{
|
|
ecore_animator_del(sd->down.hold_animator);
|
|
sd->down.hold_animator = NULL;
|
|
_smart_drag_stop(sd->smart_obj);
|
|
}
|
|
if (sd->down.momentum_animator)
|
|
{
|
|
ecore_animator_del(sd->down.momentum_animator);
|
|
sd->down.momentum_animator = NULL;
|
|
sd->down.bounce_x_hold = 0;
|
|
sd->down.bounce_y_hold = 0;
|
|
sd->down.ax = 0;
|
|
sd->down.ay = 0;
|
|
}
|
|
if (ev->button == 1)
|
|
{
|
|
sd->down.now = 1;
|
|
sd->down.dragged = 0;
|
|
sd->down.dir_x = 0;
|
|
sd->down.dir_y = 0;
|
|
sd->down.x = ev->canvas.x;
|
|
sd->down.y = ev->canvas.y;
|
|
elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
|
|
sd->down.sx = x;
|
|
sd->down.sy = y;
|
|
sd->down.locked = 0;
|
|
memset(&(sd->down.history[0]), 0, sizeof(sd->down.history[0]) * 20);
|
|
#ifdef EVTIME
|
|
sd->down.history[0].timestamp = ev->timestamp / 1000.0;
|
|
#else
|
|
sd->down.history[0].timestamp = ecore_loop_time_get();
|
|
#endif
|
|
sd->down.history[0].x = ev->canvas.x;
|
|
sd->down.history[0].y = ev->canvas.y;
|
|
}
|
|
sd->down.dragged_began = 0;
|
|
sd->down.hold = 0;
|
|
sd->down.hold_parent = 0;
|
|
sd->down.cancelled = 0;
|
|
}
|
|
}
|
|
|
|
static Eina_Bool
|
|
_smart_hold_animator(void *data)
|
|
{
|
|
Smart_Data *sd = data;
|
|
Evas_Coord ox, oy;
|
|
|
|
elm_smart_scroller_child_pos_get(sd->smart_obj, &ox, &oy);
|
|
if (sd->down.dir_x)
|
|
{
|
|
if ((!sd->widget) ||
|
|
(!elm_widget_drag_child_locked_x_get(sd->widget)))
|
|
{
|
|
ox = sd->down.hold_x;
|
|
}
|
|
}
|
|
if (sd->down.dir_y)
|
|
{
|
|
if ((!sd->widget) ||
|
|
(!elm_widget_drag_child_locked_y_get(sd->widget)))
|
|
{
|
|
oy = sd->down.hold_y;
|
|
}
|
|
}
|
|
elm_smart_scroller_child_pos_set(sd->smart_obj, ox, oy);
|
|
return ECORE_CALLBACK_RENEW;
|
|
}
|
|
|
|
static Eina_Bool
|
|
_smart_event_post_up(void *data, Evas *e __UNUSED__)
|
|
{
|
|
Smart_Data *sd = data;
|
|
if (sd->widget)
|
|
{
|
|
if (sd->down.dragged)
|
|
{
|
|
elm_widget_drag_lock_x_set(sd->widget, 0);
|
|
elm_widget_drag_lock_y_set(sd->widget, 0);
|
|
}
|
|
}
|
|
return EINA_TRUE;
|
|
}
|
|
|
|
static void
|
|
_smart_event_mouse_up(void *data, Evas *e, Evas_Object *obj __UNUSED__, void *event_info)
|
|
{
|
|
Evas_Event_Mouse_Down *ev;
|
|
Smart_Data *sd;
|
|
Evas_Coord x = 0, y = 0, ox = 0, oy = 0;
|
|
|
|
sd = data;
|
|
ev = event_info;
|
|
sd->down.hold_parent = 0;
|
|
// if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return ;
|
|
evas_post_event_callback_push(e, _smart_event_post_up, sd);
|
|
// FIXME: respect elm_widget_scroll_hold_get of parent container
|
|
if (_elm_config->thumbscroll_enable)
|
|
{
|
|
if (ev->button == 1)
|
|
{
|
|
if (sd->down.onhold_animator)
|
|
{
|
|
ecore_animator_del(sd->down.onhold_animator);
|
|
sd->down.onhold_animator = NULL;
|
|
}
|
|
x = ev->canvas.x - sd->down.x;
|
|
y = ev->canvas.y - sd->down.y;
|
|
if (sd->down.dragged)
|
|
{
|
|
_smart_drag_stop(sd->smart_obj);
|
|
if ((!sd->hold) && (!sd->freeze))
|
|
{
|
|
double t, at, dt;
|
|
int i;
|
|
Evas_Coord ax, ay, dx, dy, vel;
|
|
|
|
#ifdef EVTIME
|
|
t = ev->timestamp / 1000.0;
|
|
#else
|
|
t = ecore_loop_time_get();
|
|
#endif
|
|
ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
|
|
ax = ev->canvas.x;
|
|
ay = ev->canvas.y;
|
|
at = 0.0;
|
|
#ifdef SCROLLDBG
|
|
printf("------ %i %i\n", ev->canvas.x, ev->canvas.y);
|
|
#endif
|
|
for (i = 0; i < 20; i++)
|
|
{
|
|
dt = t - sd->down.history[i].timestamp;
|
|
if (dt > 0.2) break;
|
|
#ifdef SCROLLDBG
|
|
printf("H: %i %i @ %1.3f\n",
|
|
sd->down.history[i].x,
|
|
sd->down.history[i].y, dt);
|
|
#endif
|
|
at += dt;
|
|
ax += sd->down.history[i].x;
|
|
ay += sd->down.history[i].y;
|
|
}
|
|
ax /= (i + 1);
|
|
ay /= (i + 1);
|
|
at /= (i + 1);
|
|
at *= 4.0;
|
|
dx = ev->canvas.x - ax;
|
|
dy = ev->canvas.y - ay;
|
|
if (at > 0)
|
|
{
|
|
vel = sqrt((dx * dx) + (dy * dy)) / at;
|
|
if ((_elm_config->thumbscroll_friction > 0.0) &&
|
|
(vel > _elm_config->thumbscroll_momentum_threshold) &&
|
|
(!sd->freeze))
|
|
{
|
|
sd->down.dx = ((double)dx / at);
|
|
sd->down.dy = ((double)dy / at);
|
|
ox = -sd->down.dx;
|
|
oy = -sd->down.dy;
|
|
if (!_smart_do_page(sd))
|
|
{
|
|
if (!sd->down.momentum_animator)
|
|
{
|
|
sd->down.momentum_animator = ecore_animator_add(_smart_momentum_animator, sd);
|
|
_smart_anim_start(sd->smart_obj);
|
|
}
|
|
sd->down.anim_start = ecore_loop_time_get();
|
|
elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
|
|
sd->down.sx = x;
|
|
sd->down.sy = y;
|
|
sd->down.b0x = 0;
|
|
sd->down.b0y = 0;
|
|
}
|
|
}
|
|
}
|
|
if (sd->down.hold_animator)
|
|
{
|
|
ecore_animator_del(sd->down.hold_animator);
|
|
sd->down.hold_animator = NULL;
|
|
}
|
|
}
|
|
evas_event_feed_hold(e, 0, ev->timestamp, ev->data);
|
|
if (_smart_do_page(sd))
|
|
{
|
|
Evas_Coord pgx, pgy;
|
|
|
|
elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
|
|
if ((!sd->widget) ||
|
|
(!elm_widget_drag_child_locked_x_get(sd->widget)))
|
|
{
|
|
pgx = _smart_page_x_get(sd, ox);
|
|
if (pgx != x) _smart_scrollto_x(sd, _elm_config->page_scroll_friction, pgx);
|
|
}
|
|
if ((!sd->widget) ||
|
|
(!elm_widget_drag_child_locked_y_get(sd->widget)))
|
|
{
|
|
pgy = _smart_page_y_get(sd, oy);
|
|
if (pgy != y) _smart_scrollto_y(sd, _elm_config->page_scroll_friction, pgy);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (_smart_do_page(sd))
|
|
{
|
|
Evas_Coord pgx, pgy;
|
|
|
|
elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
|
|
if ((!sd->widget) ||
|
|
(!elm_widget_drag_child_locked_x_get(sd->widget)))
|
|
{
|
|
pgx = _smart_page_x_get(sd, ox);
|
|
if (pgx != x) _smart_scrollto_x(sd, _elm_config->page_scroll_friction, pgx);
|
|
}
|
|
if ((!sd->widget) ||
|
|
(!elm_widget_drag_child_locked_y_get(sd->widget)))
|
|
{
|
|
pgy = _smart_page_y_get(sd, oy);
|
|
if (pgy != y) _smart_scrollto_y(sd, _elm_config->page_scroll_friction, pgy);
|
|
}
|
|
}
|
|
if (sd->down.hold_animator)
|
|
{
|
|
ecore_animator_del(sd->down.hold_animator);
|
|
sd->down.hold_animator = NULL;
|
|
}
|
|
}
|
|
if (sd->down.hold)
|
|
{
|
|
ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
|
|
sd->down.hold = 0;
|
|
}
|
|
sd->down.dragged_began = 0;
|
|
sd->down.dir_x = 0;
|
|
sd->down.dir_y = 0;
|
|
sd->down.want_dragged = 0;
|
|
sd->down.dragged = 0;
|
|
sd->down.now = 0;
|
|
elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y);
|
|
elm_smart_scroller_child_pos_set(sd->smart_obj, x, y);
|
|
if (!_smart_do_page(sd))
|
|
bounce_eval(sd);
|
|
}
|
|
}
|
|
}
|
|
|
|
static Eina_Bool
|
|
_smart_onhold_animator(void *data)
|
|
{
|
|
Smart_Data *sd;
|
|
double t, td;
|
|
double vx, vy;
|
|
Evas_Coord x, y, ox, oy;
|
|
|
|
sd = data;
|
|
t = ecore_loop_time_get();
|
|
if (sd->down.onhold_tlast > 0.0)
|
|
{
|
|
td = t - sd->down.onhold_tlast;
|
|
vx = sd->down.onhold_vx * td * (double)_elm_config->thumbscroll_threshold * 2.0;
|
|
vy = sd->down.onhold_vy * td * (double)_elm_config->thumbscroll_threshold * 2.0;
|
|
elm_smart_scroller_child_pos_get(sd->smart_obj, &ox, &oy);
|
|
x = ox;
|
|
y = oy;
|
|
|
|
if (sd->down.dir_x)
|
|
{
|
|
if ((!sd->widget) ||
|
|
(!elm_widget_drag_child_locked_x_get(sd->widget)))
|
|
{
|
|
sd->down.onhold_vxe += vx;
|
|
x = ox + (int)sd->down.onhold_vxe;
|
|
sd->down.onhold_vxe -= (int)sd->down.onhold_vxe;
|
|
}
|
|
}
|
|
|
|
if (sd->down.dir_y)
|
|
{
|
|
if ((!sd->widget) ||
|
|
(!elm_widget_drag_child_locked_y_get(sd->widget)))
|
|
{
|
|
sd->down.onhold_vye += vy;
|
|
y = oy + (int)sd->down.onhold_vye;
|
|
sd->down.onhold_vye -= (int)sd->down.onhold_vye;
|
|
}
|
|
}
|
|
|
|
elm_smart_scroller_child_pos_set(sd->smart_obj, x, y);
|
|
// printf("scroll %i %i\n", sd->down.hold_x, sd->down.hold_y);
|
|
}
|
|
sd->down.onhold_tlast = t;
|
|
return ECORE_CALLBACK_RENEW;
|
|
}
|
|
|
|
static Eina_Bool
|
|
_smart_event_post_move(void *data, Evas *e __UNUSED__)
|
|
{
|
|
Smart_Data *sd = data;
|
|
|
|
if (sd->down.want_dragged)
|
|
{
|
|
int start = 0;
|
|
|
|
if (sd->down.hold_parent)
|
|
{
|
|
if ((sd->down.dir_x) && !can_scroll(sd, sd->down.hdir))
|
|
{
|
|
sd->down.dir_x = 0;
|
|
}
|
|
if ((sd->down.dir_y) && !can_scroll(sd, sd->down.vdir))
|
|
{
|
|
sd->down.dir_y = 0;
|
|
}
|
|
}
|
|
if (sd->down.dir_x)
|
|
{
|
|
if ((!sd->widget) ||
|
|
(!elm_widget_drag_child_locked_x_get(sd->widget)))
|
|
{
|
|
sd->down.want_dragged = 0;
|
|
sd->down.dragged = 1;
|
|
if (sd->widget)
|
|
{
|
|
elm_widget_drag_lock_x_set(sd->widget, 1);
|
|
}
|
|
start = 1;
|
|
}
|
|
else
|
|
sd->down.dir_x = 0;
|
|
}
|
|
if (sd->down.dir_y)
|
|
{
|
|
if ((!sd->widget) ||
|
|
(!elm_widget_drag_child_locked_y_get(sd->widget)))
|
|
{
|
|
sd->down.want_dragged = 0;
|
|
sd->down.dragged = 1;
|
|
if (sd->widget)
|
|
{
|
|
elm_widget_drag_lock_y_set(sd->widget, 1);
|
|
}
|
|
start = 1;
|
|
}
|
|
else
|
|
sd->down.dir_y = 0;
|
|
}
|
|
if ((!sd->down.dir_x) && (!sd->down.dir_y))
|
|
{
|
|
sd->down.cancelled = 1;
|
|
}
|
|
if (start) _smart_drag_start(sd->smart_obj);
|
|
}
|
|
return EINA_TRUE;
|
|
}
|
|
|
|
static void
|
|
_smart_event_mouse_move(void *data, Evas *e, Evas_Object *obj __UNUSED__, void *event_info)
|
|
{
|
|
Evas_Event_Mouse_Move *ev;
|
|
Smart_Data *sd;
|
|
Evas_Coord x = 0, y = 0;
|
|
|
|
sd = data;
|
|
ev = event_info;
|
|
// if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return ;
|
|
if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) sd->down.hold_parent = 1;
|
|
evas_post_event_callback_push(e, _smart_event_post_move, sd);
|
|
// FIXME: respect elm_widget_scroll_hold_get of parent container
|
|
if (_elm_config->thumbscroll_enable)
|
|
{
|
|
if (sd->down.now)
|
|
{
|
|
int dodir = 0;
|
|
|
|
#ifdef SCROLLDBG
|
|
printf("::: %i %i\n", ev->cur.canvas.x, ev->cur.canvas.y);
|
|
#endif
|
|
memmove(&(sd->down.history[1]), &(sd->down.history[0]),
|
|
sizeof(sd->down.history[0]) * 19);
|
|
#ifdef EVTIME
|
|
sd->down.history[0].timestamp = ev->timestamp / 1000.0;
|
|
#else
|
|
sd->down.history[0].timestamp = ecore_loop_time_get();
|
|
#endif
|
|
sd->down.history[0].x = ev->cur.canvas.x;
|
|
sd->down.history[0].y = ev->cur.canvas.y;
|
|
|
|
if (!sd->down.dragged_began)
|
|
{
|
|
x = ev->cur.canvas.x - sd->down.x;
|
|
y = ev->cur.canvas.y - sd->down.y;
|
|
|
|
sd->down.hdir = -1;
|
|
sd->down.vdir = -1;
|
|
|
|
if (x > 0) sd->down.hdir = LEFT;
|
|
else if (x < 0) sd->down.hdir = RIGHT;
|
|
if (y > 0) sd->down.vdir = UP;
|
|
else if (y < 0) sd->down.vdir = DOWN;
|
|
|
|
if (x < 0) x = -x;
|
|
if (y < 0) y = -y;
|
|
|
|
if ((sd->one_dir_at_a_time) &&
|
|
(!((sd->down.dir_x) || (sd->down.dir_y))))
|
|
{
|
|
if (x > _elm_config->thumbscroll_threshold)
|
|
{
|
|
if (x > (y * 2))
|
|
{
|
|
sd->down.dir_x = 1;
|
|
sd->down.dir_y = 0;
|
|
dodir++;
|
|
}
|
|
}
|
|
if (y > _elm_config->thumbscroll_threshold)
|
|
{
|
|
if (y > (x * 2))
|
|
{
|
|
sd->down.dir_x = 0;
|
|
sd->down.dir_y = 1;
|
|
dodir++;
|
|
}
|
|
}
|
|
if (!dodir)
|
|
{
|
|
sd->down.dir_x = 1;
|
|
sd->down.dir_y = 1;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// can_scroll(sd, LEFT);
|
|
// can_scroll(sd, RIGHT);
|
|
// can_scroll(sd, UP);
|
|
// can_scroll(sd, DOWN);
|
|
sd->down.dir_x = 1;
|
|
sd->down.dir_y = 1;
|
|
}
|
|
}
|
|
if ((!sd->hold) && (!sd->freeze))
|
|
{
|
|
if ((sd->down.dragged) ||
|
|
(((x * x) + (y * y)) >
|
|
(_elm_config->thumbscroll_threshold *
|
|
_elm_config->thumbscroll_threshold)))
|
|
{
|
|
sd->down.dragged_began = 1;
|
|
if (!sd->down.dragged)
|
|
{
|
|
sd->down.want_dragged = 1;
|
|
ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
|
|
// evas_event_feed_hold(e, 1, ev->timestamp, ev->data);
|
|
// _smart_drag_start(sd->smart_obj);
|
|
}
|
|
if (sd->down.dragged)
|
|
{
|
|
ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
|
|
}
|
|
// ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
|
|
// sd->down.dragged = 1;
|
|
if (sd->down.dir_x)
|
|
x = sd->down.sx - (ev->cur.canvas.x - sd->down.x);
|
|
else
|
|
x = sd->down.sx;
|
|
if (sd->down.dir_y)
|
|
y = sd->down.sy - (ev->cur.canvas.y - sd->down.y);
|
|
else
|
|
y = sd->down.sy;
|
|
if ((sd->down.dir_x) || (sd->down.dir_y))
|
|
{
|
|
if (!sd->down.locked)
|
|
{
|
|
sd->down.locked_x = x;
|
|
sd->down.locked_y = y;
|
|
sd->down.locked = 1;
|
|
}
|
|
if (!((sd->down.dir_x) && (sd->down.dir_y)))
|
|
{
|
|
if (sd->down.dir_x) y = sd->down.locked_y;
|
|
else x = sd->down.locked_x;
|
|
}
|
|
}
|
|
sd->down.hold_x = x;
|
|
sd->down.hold_y = y;
|
|
if (!sd->down.hold_animator)
|
|
sd->down.hold_animator =
|
|
ecore_animator_add(_smart_hold_animator, sd);
|
|
// printf("a %i %i\n", sd->down.hold_x, sd->down.hold_y);
|
|
// _smart_onhold_animator(sd);
|
|
// elm_smart_scroller_child_pos_set(sd->smart_obj, x, y);
|
|
}
|
|
else
|
|
{
|
|
if (sd->down.dragged_began)
|
|
{
|
|
ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
|
|
if (!sd->down.hold)
|
|
{
|
|
sd->down.hold = 1;
|
|
evas_event_feed_hold(e, 1, ev->timestamp, ev->data);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else if (!sd->freeze)
|
|
{
|
|
Evas_Coord ex, ey, ew, eh;
|
|
double vx = 0.0, vy = 0.0;
|
|
|
|
evas_object_geometry_get(sd->event_obj, &ex, &ey, &ew, &eh);
|
|
x = ev->cur.canvas.x - ex;
|
|
y = ev->cur.canvas.y - ey;
|
|
if (x < _elm_config->thumbscroll_threshold)
|
|
{
|
|
if (_elm_config->thumbscroll_threshold > 0.0)
|
|
vx = -(double)(_elm_config->thumbscroll_threshold - x) /
|
|
_elm_config->thumbscroll_threshold;
|
|
else
|
|
vx = -1.0;
|
|
}
|
|
else if (x > (ew - _elm_config->thumbscroll_threshold))
|
|
{
|
|
if (_elm_config->thumbscroll_threshold > 0.0)
|
|
vx = (double)(_elm_config->thumbscroll_threshold - (ew - x)) /
|
|
_elm_config->thumbscroll_threshold;
|
|
else
|
|
vx = 1.0;
|
|
}
|
|
if (y < _elm_config->thumbscroll_threshold)
|
|
{
|
|
if (_elm_config->thumbscroll_threshold > 0.0)
|
|
vy = -(double)(_elm_config->thumbscroll_threshold - y) /
|
|
_elm_config->thumbscroll_threshold;
|
|
else
|
|
vy = -1.0;
|
|
}
|
|
else if (y > (eh - _elm_config->thumbscroll_threshold))
|
|
{
|
|
if (_elm_config->thumbscroll_threshold > 0.0)
|
|
vy = (double)(_elm_config->thumbscroll_threshold - (eh - y)) /
|
|
_elm_config->thumbscroll_threshold;
|
|
else
|
|
vy = 1.0;
|
|
}
|
|
if ((vx != 0.0) || (vy != 0.0))
|
|
{
|
|
sd->down.onhold_vx = vx;
|
|
sd->down.onhold_vy = vy;
|
|
if (!sd->down.onhold_animator)
|
|
{
|
|
sd->down.onhold_vxe = 0.0;
|
|
sd->down.onhold_vye = 0.0;
|
|
sd->down.onhold_tlast = 0.0;
|
|
sd->down.onhold_animator = ecore_animator_add(_smart_onhold_animator, sd);
|
|
}
|
|
// printf("b %i %i\n", sd->down.hold_x, sd->down.hold_y);
|
|
}
|
|
else
|
|
{
|
|
if (sd->down.onhold_animator)
|
|
{
|
|
ecore_animator_del(sd->down.onhold_animator);
|
|
sd->down.onhold_animator = NULL;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
_smart_scrollbar_read(Smart_Data *sd)
|
|
{
|
|
Evas_Coord x, y, mx = 0, my = 0, px, py;
|
|
double vx, vy;
|
|
|
|
edje_object_part_drag_value_get(sd->edje_obj, "elm.dragable.vbar", NULL, &vy);
|
|
edje_object_part_drag_value_get(sd->edje_obj, "elm.dragable.hbar", &vx, NULL);
|
|
sd->pan_func.max_get(sd->pan_obj, &mx, &my);
|
|
x = vx * (double)mx;
|
|
y = vy * (double)my;
|
|
sd->pan_func.get(sd->pan_obj, &px, &py);
|
|
sd->pan_func.set(sd->pan_obj, x, y);
|
|
if ((px != x) || (py != y))
|
|
edje_object_signal_emit(sd->edje_obj, "elm,action,scroll", "elm");
|
|
}
|
|
|
|
static void
|
|
_smart_scrollbar_reset(Smart_Data *sd)
|
|
{
|
|
Evas_Coord px = 0, py = 0;
|
|
|
|
edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.vbar", 0.0, 0.0);
|
|
edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.hbar", 0.0, 0.0);
|
|
if ((!sd->child_obj) && (!sd->extern_pan))
|
|
{
|
|
edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.vbar", 1.0, 1.0);
|
|
edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.hbar", 1.0, 1.0);
|
|
}
|
|
sd->pan_func.get(sd->pan_obj, &px, &py);
|
|
sd->pan_func.set(sd->pan_obj, 0, 0);
|
|
if ((px != 0) || (py != 0))
|
|
edje_object_signal_emit(sd->edje_obj, "elm,action,scroll", "elm");
|
|
}
|
|
|
|
static int
|
|
_smart_scrollbar_bar_v_visibility_adjust(Smart_Data *sd)
|
|
{
|
|
int scroll_v_vis_change = 0;
|
|
Evas_Coord h, vw, vh;
|
|
|
|
h = sd->child.h;
|
|
evas_object_geometry_get(sd->pan_obj, NULL, NULL, &vw, &vh);
|
|
if (sd->vbar_visible)
|
|
{
|
|
if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_AUTO)
|
|
{
|
|
if ((sd->child_obj) || (sd->extern_pan))
|
|
{
|
|
if (h <= vh)
|
|
{
|
|
scroll_v_vis_change = 1;
|
|
sd->vbar_visible = 0;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
scroll_v_vis_change = 1;
|
|
sd->vbar_visible = 0;
|
|
}
|
|
}
|
|
else if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_OFF)
|
|
{
|
|
scroll_v_vis_change = 1;
|
|
sd->vbar_visible = 0;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_AUTO)
|
|
{
|
|
if ((sd->child_obj) || (sd->extern_pan))
|
|
{
|
|
if (h > vh)
|
|
{
|
|
scroll_v_vis_change = 1;
|
|
sd->vbar_visible = 1;
|
|
}
|
|
}
|
|
}
|
|
else if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_ON)
|
|
{
|
|
scroll_v_vis_change = 1;
|
|
sd->vbar_visible = 1;
|
|
}
|
|
}
|
|
if (scroll_v_vis_change)
|
|
{
|
|
if (sd->vbar_flags != ELM_SMART_SCROLLER_POLICY_OFF)
|
|
{
|
|
if (sd->vbar_visible)
|
|
edje_object_signal_emit(sd->edje_obj, "elm,action,show,vbar", "elm");
|
|
else
|
|
edje_object_signal_emit(sd->edje_obj, "elm,action,hide,vbar", "elm");
|
|
edje_object_message_signal_process(sd->edje_obj);
|
|
_smart_scrollbar_size_adjust(sd);
|
|
}
|
|
else
|
|
edje_object_signal_emit(sd->edje_obj, "elm,action,hide,vbar", "elm");
|
|
}
|
|
return scroll_v_vis_change;
|
|
}
|
|
|
|
static int
|
|
_smart_scrollbar_bar_h_visibility_adjust(Smart_Data *sd)
|
|
{
|
|
int scroll_h_vis_change = 0;
|
|
Evas_Coord w, vw, vh;
|
|
|
|
w = sd->child.w;
|
|
evas_object_geometry_get(sd->pan_obj, NULL, NULL, &vw, &vh);
|
|
if (sd->hbar_visible)
|
|
{
|
|
if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_AUTO)
|
|
{
|
|
if ((sd->child_obj) || (sd->extern_pan))
|
|
{
|
|
if (w <= vw)
|
|
{
|
|
scroll_h_vis_change = 1;
|
|
sd->hbar_visible = 0;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
scroll_h_vis_change = 1;
|
|
sd->hbar_visible = 0;
|
|
}
|
|
}
|
|
else if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_OFF)
|
|
{
|
|
scroll_h_vis_change = 1;
|
|
sd->hbar_visible = 0;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_AUTO)
|
|
{
|
|
if ((sd->child_obj) || (sd->extern_pan))
|
|
{
|
|
if (w > vw)
|
|
{
|
|
scroll_h_vis_change = 1;
|
|
sd->hbar_visible = 1;
|
|
}
|
|
}
|
|
}
|
|
else if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_ON)
|
|
{
|
|
scroll_h_vis_change = 1;
|
|
sd->hbar_visible = 1;
|
|
}
|
|
}
|
|
if (scroll_h_vis_change)
|
|
{
|
|
if (sd->hbar_flags != ELM_SMART_SCROLLER_POLICY_OFF)
|
|
{
|
|
if (sd->hbar_visible)
|
|
edje_object_signal_emit(sd->edje_obj, "elm,action,show,hbar", "elm");
|
|
else
|
|
edje_object_signal_emit(sd->edje_obj, "elm,action,hide,hbar", "elm");
|
|
edje_object_message_signal_process(sd->edje_obj);
|
|
_smart_scrollbar_size_adjust(sd);
|
|
}
|
|
else
|
|
edje_object_signal_emit(sd->edje_obj, "elm,action,hide,hbar", "elm");
|
|
_smart_scrollbar_size_adjust(sd);
|
|
}
|
|
return scroll_h_vis_change;
|
|
}
|
|
|
|
static void
|
|
_smart_scrollbar_bar_visibility_adjust(Smart_Data *sd)
|
|
{
|
|
int changed = 0;
|
|
|
|
changed |= _smart_scrollbar_bar_h_visibility_adjust(sd);
|
|
changed |= _smart_scrollbar_bar_v_visibility_adjust(sd);
|
|
if (changed)
|
|
{
|
|
_smart_scrollbar_bar_h_visibility_adjust(sd);
|
|
_smart_scrollbar_bar_v_visibility_adjust(sd);
|
|
}
|
|
}
|
|
|
|
static void
|
|
_smart_scrollbar_size_adjust(Smart_Data *sd)
|
|
{
|
|
if ((sd->child_obj) || (sd->extern_pan))
|
|
{
|
|
Evas_Coord x, y, w, h, mx = 0, my = 0, vw = 0, vh = 0, px, py;
|
|
double vx, vy, size;
|
|
|
|
edje_object_part_geometry_get(sd->edje_obj, "elm.swallow.content",
|
|
NULL, NULL, &vw, &vh);
|
|
w = sd->child.w;
|
|
if (w < 1) w = 1;
|
|
size = (double)vw / (double)w;
|
|
if (size > 1.0)
|
|
{
|
|
size = 1.0;
|
|
edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.hbar", 0.0, 0.0);
|
|
}
|
|
edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.hbar", size, 1.0);
|
|
|
|
h = sd->child.h;
|
|
if (h < 1) h = 1;
|
|
size = (double)vh / (double)h;
|
|
if (size > 1.0)
|
|
{
|
|
size = 1.0;
|
|
edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.vbar", 0.0, 0.0);
|
|
}
|
|
edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.vbar", 1.0, size);
|
|
|
|
edje_object_part_drag_value_get(sd->edje_obj, "elm.dragable.hbar", &vx, NULL);
|
|
edje_object_part_drag_value_get(sd->edje_obj, "elm.dragable.vbar", NULL, &vy);
|
|
sd->pan_func.max_get(sd->pan_obj, &mx, &my);
|
|
x = vx * mx;
|
|
y = vy * my;
|
|
|
|
edje_object_part_drag_step_set(sd->edje_obj, "elm.dragable.hbar", (double)sd->step.x / (double)w, 0.0);
|
|
edje_object_part_drag_step_set(sd->edje_obj, "elm.dragable.vbar", 0.0, (double)sd->step.y / (double)h);
|
|
if (sd->page.x > 0)
|
|
edje_object_part_drag_page_set(sd->edje_obj, "elm.dragable.hbar", (double)sd->page.x / (double)w, 0.0);
|
|
else
|
|
edje_object_part_drag_page_set(sd->edje_obj, "elm.dragable.hbar", -((double)sd->page.x * ((double)vw / (double)w)) / 100.0, 0.0);
|
|
if (sd->page.y > 0)
|
|
edje_object_part_drag_page_set(sd->edje_obj, "elm.dragable.vbar", 0.0, (double)sd->page.y / (double)h);
|
|
else
|
|
edje_object_part_drag_page_set(sd->edje_obj, "elm.dragable.vbar", 0.0, -((double)sd->page.y * ((double)vh / (double)h)) / 100.0);
|
|
|
|
sd->pan_func.get(sd->pan_obj, &px, &py);
|
|
if (vx != mx) x = px;
|
|
if (vy != my) y = py;
|
|
sd->pan_func.set(sd->pan_obj, x, y);
|
|
// if ((px != 0) || (py != 0))
|
|
// edje_object_signal_emit(sd->edje_obj, "elm,action,scroll", "elm");
|
|
}
|
|
else
|
|
{
|
|
Evas_Coord px = 0, py = 0;
|
|
|
|
edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.vbar", 1.0, 1.0);
|
|
edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.hbar", 1.0, 1.0);
|
|
sd->pan_func.get(sd->pan_obj, &px, &py);
|
|
sd->pan_func.set(sd->pan_obj, 0, 0);
|
|
if ((px != 0) || (py != 0))
|
|
edje_object_signal_emit(sd->edje_obj, "elm,action,scroll", "elm");
|
|
}
|
|
_smart_scrollbar_bar_visibility_adjust(sd);
|
|
}
|
|
|
|
static void
|
|
_smart_reconfigure(Smart_Data *sd)
|
|
{
|
|
evas_object_move(sd->edje_obj, sd->x, sd->y);
|
|
evas_object_resize(sd->edje_obj, sd->w, sd->h);
|
|
evas_object_move(sd->event_obj, sd->x, sd->y);
|
|
evas_object_resize(sd->event_obj, sd->w, sd->h);
|
|
_smart_scrollbar_size_adjust(sd);
|
|
}
|
|
|
|
static void
|
|
_smart_add(Evas_Object *obj)
|
|
{
|
|
Smart_Data *sd;
|
|
Evas_Object *o;
|
|
|
|
sd = calloc(1, sizeof(Smart_Data));
|
|
if (!sd) return;
|
|
evas_object_smart_data_set(obj, sd);
|
|
|
|
sd->smart_obj = obj;
|
|
sd->x = 0;
|
|
sd->y = 0;
|
|
sd->w = 0;
|
|
sd->h = 0;
|
|
sd->step.x = 32;
|
|
sd->step.y = 32;
|
|
sd->page.x = -50;
|
|
sd->page.y = -50;
|
|
sd->hbar_flags = ELM_SMART_SCROLLER_POLICY_AUTO;
|
|
sd->vbar_flags = ELM_SMART_SCROLLER_POLICY_AUTO;
|
|
sd->hbar_visible = 1;
|
|
sd->vbar_visible = 1;
|
|
|
|
sd->bounce_horiz = 1;
|
|
sd->bounce_vert = 1;
|
|
|
|
sd->one_dir_at_a_time = 1;
|
|
|
|
o = edje_object_add(evas_object_evas_get(obj));
|
|
evas_object_propagate_events_set(o, 0);
|
|
sd->edje_obj = o;
|
|
// FIXME: null parent obj ... :(
|
|
_elm_theme_object_set(NULL, o, "scroller", "base", "default");
|
|
edje_object_signal_callback_add(o, "drag", "elm.dragable.vbar", _smart_edje_drag_v, sd);
|
|
edje_object_signal_callback_add(o, "drag,start", "elm.dragable.vbar", _smart_edje_drag_v_start, sd);
|
|
edje_object_signal_callback_add(o, "drag,stop", "elm.dragable.vbar", _smart_edje_drag_v_stop, sd);
|
|
edje_object_signal_callback_add(o, "drag,step", "elm.dragable.vbar", _smart_edje_drag_v, sd);
|
|
edje_object_signal_callback_add(o, "drag,page", "elm.dragable.vbar", _smart_edje_drag_v, sd);
|
|
edje_object_signal_callback_add(o, "drag", "elm.dragable.hbar", _smart_edje_drag_h, sd);
|
|
edje_object_signal_callback_add(o, "drag,start", "elm.dragable.hbar", _smart_edje_drag_h_start, sd);
|
|
edje_object_signal_callback_add(o, "drag,stop", "elm.dragable.hbar", _smart_edje_drag_h_stop, sd);
|
|
edje_object_signal_callback_add(o, "drag,step", "elm.dragable.hbar", _smart_edje_drag_h, sd);
|
|
edje_object_signal_callback_add(o, "drag,page", "elm.dragable.hbar", _smart_edje_drag_h, sd);
|
|
evas_object_smart_member_add(o, obj);
|
|
|
|
o = evas_object_rectangle_add(evas_object_evas_get(obj));
|
|
sd->event_obj = o;
|
|
evas_object_color_set(o, 0, 0, 0, 0);
|
|
evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_WHEEL, _smart_event_wheel, sd);
|
|
evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_DOWN, _smart_event_mouse_down, sd);
|
|
evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_UP, _smart_event_mouse_up, sd);
|
|
evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_MOVE, _smart_event_mouse_move, sd);
|
|
evas_object_smart_member_add(o, obj);
|
|
evas_object_repeat_events_set(o, 1);
|
|
|
|
sd->pan_func.set = _elm_smart_pan_set;
|
|
sd->pan_func.get = _elm_smart_pan_get;
|
|
sd->pan_func.max_get = _elm_smart_pan_max_get;
|
|
sd->pan_func.child_size_get = _elm_smart_pan_child_size_get;
|
|
|
|
_smart_scrollbar_reset(sd);
|
|
}
|
|
|
|
static void
|
|
_smart_del(Evas_Object *obj)
|
|
{
|
|
INTERNAL_ENTRY;
|
|
elm_smart_scroller_child_set(obj, NULL);
|
|
if (!sd->extern_pan) evas_object_del(sd->pan_obj);
|
|
evas_object_del(sd->edje_obj);
|
|
evas_object_del(sd->event_obj);
|
|
if (sd->down.hold_animator) ecore_animator_del(sd->down.hold_animator);
|
|
if (sd->down.onhold_animator) ecore_animator_del(sd->down.onhold_animator);
|
|
if (sd->down.momentum_animator) ecore_animator_del(sd->down.momentum_animator);
|
|
if (sd->down.bounce_x_animator) ecore_animator_del(sd->down.bounce_x_animator);
|
|
if (sd->down.bounce_y_animator) ecore_animator_del(sd->down.bounce_y_animator);
|
|
if (sd->scrollto.x.animator) ecore_animator_del(sd->scrollto.x.animator);
|
|
if (sd->scrollto.y.animator) ecore_animator_del(sd->scrollto.y.animator);
|
|
free(sd);
|
|
evas_object_smart_data_set(obj, NULL);
|
|
}
|
|
|
|
static void
|
|
_smart_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y)
|
|
{
|
|
INTERNAL_ENTRY;
|
|
sd->x = x;
|
|
sd->y = y;
|
|
_smart_reconfigure(sd);
|
|
}
|
|
|
|
static void
|
|
_smart_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h)
|
|
{
|
|
INTERNAL_ENTRY;
|
|
sd->w = w;
|
|
sd->h = h;
|
|
_smart_reconfigure(sd);
|
|
}
|
|
|
|
static void
|
|
_smart_show(Evas_Object *obj)
|
|
{
|
|
INTERNAL_ENTRY;
|
|
evas_object_show(sd->edje_obj);
|
|
evas_object_show(sd->event_obj);
|
|
}
|
|
|
|
static void
|
|
_smart_hide(Evas_Object *obj)
|
|
{
|
|
INTERNAL_ENTRY;
|
|
evas_object_hide(sd->edje_obj);
|
|
evas_object_hide(sd->event_obj);
|
|
}
|
|
|
|
static void
|
|
_smart_color_set(Evas_Object *obj, int r, int g, int b, int a)
|
|
{
|
|
INTERNAL_ENTRY;
|
|
evas_object_color_set(sd->edje_obj, r, g, b, a);
|
|
}
|
|
|
|
static void
|
|
_smart_clip_set(Evas_Object *obj, Evas_Object *clip)
|
|
{
|
|
INTERNAL_ENTRY;
|
|
evas_object_clip_set(sd->edje_obj, clip);
|
|
evas_object_clip_set(sd->event_obj, clip);
|
|
}
|
|
|
|
static void
|
|
_smart_clip_unset(Evas_Object *obj)
|
|
{
|
|
INTERNAL_ENTRY;
|
|
evas_object_clip_unset(sd->edje_obj);
|
|
evas_object_clip_unset(sd->event_obj);
|
|
}
|
|
|
|
/* never need to touch this */
|
|
|
|
static void
|
|
_smart_init(void)
|
|
{
|
|
if (_smart) return;
|
|
{
|
|
static const Evas_Smart_Class sc =
|
|
{
|
|
SMART_NAME,
|
|
EVAS_SMART_CLASS_VERSION,
|
|
_smart_add,
|
|
_smart_del,
|
|
_smart_move,
|
|
_smart_resize,
|
|
_smart_show,
|
|
_smart_hide,
|
|
_smart_color_set,
|
|
_smart_clip_set,
|
|
_smart_clip_unset,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL
|
|
};
|
|
_smart = evas_smart_class_new(&sc);
|
|
}
|
|
}
|
|
|