--- /dev/null
+/*
+*
+* vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
+*/
+/**
+* @file elm_imageslider.c
+* @brief This is the implementation file for Image Slider Elementary.
+* @version V0.1
+* @date [2010-08-12]
+*
+* @note
+* Revision History:
+*
+*/
+#include <stdio.h>
+#include <math.h>
+#include <Elementary.h>
+#include "elm_priv.h"
+//#include "winset_util.h"
+
+/*********************************************************
+ Image Slider Elementary
+********************************************************/
+///////////////////////////////////////////////////////////////////////////////////////////////////
+// Definitions of "elm_imageslider"
+//-------------------------------------------------------------------------------------------------
+#define LAYOUT_FILE PREFIX"/"
+
+#define ANI_STEP (14 * elm_scale_get())
+#define ANI_TIME (0.005)
+#define ANI_TIME_MSEC (12)
+#define FLICK_TIME_MAX (200)
+#define FLICK_WIDTH_MIN (elm_finger_size_get() >> 2)
+#define MOVE_STEP (3)
+#define STEP_WEIGHT_DEF (1)
+#define STEP_WEIGHT_MAX (2)
+#define STEP_WEIGHT_MIN (0)
+#define MOVING_IMAGE_SIZE (128)
+#define MAX_ZOOM_SIZE (6)
+#define INTERVAL_WIDTH (15)
+#define MULTITOUCHDEVICE (11)
+
+enum {
+ BLOCK_LEFT = 0,
+ BLOCK_CENTER,
+ BLOCK_RIGHT,
+ BLOCK_MAX
+};
+
+struct _Imageslider_Item
+{
+ Evas_Object *obj;
+ const char *photo_file;
+ void (*func)(void *data, Evas_Object *obj, void *event_info);
+ void *data;
+ Evas_Coord x, y, w, h;
+ Evas_Coord ox, oy, ow, oh;
+ int moving : 1;
+};
+
+typedef struct _Widget_Data Widget_Data;
+struct _Widget_Data
+{
+ Evas_Object *ly[BLOCK_MAX];
+ Evas_Object *clip;
+ Eina_List *its;
+ Eina_List *cur;
+ Evas_Coord x, y, w, h;
+ Evas_Object *obj;
+
+ Evas_Coord_Point down_pos;
+ Evas_Coord move_x;
+ Evas_Coord move_y;
+ Evas_Coord dest_x;
+ struct timeval tv;
+ unsigned int timestamp;
+ int step;
+ int move_cnt;
+ int ani_lock : 1;
+ int moving : 1;
+
+ Eina_Bool on_zoom : 1;
+ Eina_Bool on_hold : 1;
+ int dx, dy, mx, my;
+ int mdx, mdy, mmx, mmy;
+ int dratio;
+ int ratio;
+};
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////
+// Declare the global variables, registers, and Internal Funntions
+//-------------------------------------------------------------------------------------------------
+static const char *widtype = NULL;
+static Evas_Smart *_imageslider_smart_get(void);
+static Evas_Object *_imageslider_new(Evas_Object *paren);
+//static void _imageslider_add(Evas_Object *obj);
+static void _del_hook(Evas_Object *obj);
+static void _theme_hook(Evas_Object *obj);
+static void _sizing_eval(Evas_Object *obj);
+//static void _imageslider_del(Evas_Object *obj);
+static void _imageslider_del_all(Widget_Data *wd);
+//static void _imageslider_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y);
+//static void _imageslider_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h);
+static void _imageslider_move(void *data,Evas *e, Evas_Object *obj, void *event_info);
+static void _imageslider_resize(void *data, Evas *e, Evas_Object *obj, void *event_info);
+
+static void _imageslider_show(Evas_Object *obj);
+static void _imageslider_hide(Evas_Object *obj);
+static void _imageslider_color_set(Evas_Object *obj, int r, int g, int b, int a);
+static void _imageslider_clip_set(Evas_Object *obj, Evas_Object *clip);
+static void _imageslider_clip_unset(Evas_Object *obj);
+
+static void _imageslider_update(Widget_Data *wd);
+static void _imageslider_update_pos(Widget_Data *wd, Evas_Coord x, Evas_Coord y, Evas_Coord w);
+static void _imageslider_update_center_pos(Widget_Data *wd, Evas_Coord x, Evas_Coord my, Evas_Coord y, Evas_Coord w);
+static Evas_Object *_imageslider_add_obj(Widget_Data *wd);
+static void _imageslider_obj_shift(Widget_Data *wd, Eina_Bool left);
+static void _imageslider_obj_move(Widget_Data *wd, Evas_Coord step);
+
+static int _icon_to_image(void *data);
+static int _check_drag(int state, void *data);
+static void _check_zoom(void *data);
+static void _anim(Widget_Data *wd);
+///////////////////////////////////////////////////////////////////////////////////////////////////
+// Declare the Callback Funntions
+//-------------------------------------------------------------------------------------------------
+static int _timer_cb(void *data);
+static void ev_imageslider_down_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
+static void ev_imageslider_up_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
+static void ev_imageslider_move_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
+//static void ev_imageslider_multi_down_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
+//static void ev_imageslider_multi_up_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
+//static void ev_imageslider_multi_move_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
+
+/*==========================================================================
+* Internal function definitions of Image Slider Elementary
+*===========================================================================*/
+/*
+static void _imageslider_add(Evas_Object * obj)
+{
+ int i;
+ Widget_Data *wd;
+
+ //wd = (Widget_Data *) calloc(1, sizeof(Widget_Data));
+ wd = elm_widget_data_get(obj);
+
+ if (!wd) {
+ return;
+ } else {
+ //evas_object_smart_data_set(obj, wd);
+ wd->clip = evas_object_rectangle_add(evas_object_evas_get(obj));
+
+ for (i=0; i < BLOCK_MAX; i++) {
+ wd->ly[i] = elm_layout_add(obj);
+// elm_object_style_set(obj, "elm/imageslider");
+// elm_layout_file_set(wd->ly[i], get_edj_name(), "elm/imageslider");
+ evas_object_smart_member_add(wd->ly[i], obj);
+ evas_object_event_callback_add(wd->ly[i], EVAS_CALLBACK_MOUSE_DOWN, ev_imageslider_down_cb, wd);
+ evas_object_event_callback_add(wd->ly[i], EVAS_CALLBACK_MOUSE_UP, ev_imageslider_up_cb, wd);
+ evas_object_event_callback_add(wd->ly[i], EVAS_CALLBACK_MOUSE_MOVE, ev_imageslider_move_cb, wd);
+ evas_object_clip_set(wd->ly[i], wd->clip);
+ evas_object_show(wd->ly[i]);
+ }
+
+ wd->obj = obj;
+ }
+
+}
+*/
+
+static void _del_hook(Evas_Object * obj)
+{
+ int i;
+ Widget_Data * wd;
+ wd = elm_widget_data_get(obj);
+
+ if (!wd) return;
+
+ for (i = 0; i < BLOCK_MAX; i++) {
+ evas_object_del(wd->ly[i]);
+ }
+
+ if (wd->its) {
+ eina_list_free(wd->its);
+ wd->its = NULL;
+ }
+
+ if (wd) free(wd);
+
+}
+
+static void _theme_hook(Evas_Object * obj)
+{
+ int i;
+ Widget_Data *wd;
+ wd = elm_widget_data_get(obj);
+
+ if (!wd || !wd->ly ) {
+ return;
+ }
+
+ for (i=0; i < BLOCK_MAX; i++) {
+ wd->ly[i] = elm_layout_add(obj);
+ _elm_theme_object_set(obj, wd->ly[i], "imageslider", "base", "default");
+ elm_widget_resize_object_set(obj, wd->ly[i]);
+ evas_object_show(wd->ly[i]);
+ }
+
+ _sizing_eval(obj);
+}
+
+
+static void _sizing_eval(Evas_Object * obj)
+{
+ Evas *e;
+ Widget_Data *wd = elm_widget_data_get(obj);
+
+ if (!wd) {
+ return;
+ }
+
+ e = evas_object_evas_get(wd->obj);
+
+ _imageslider_move(obj, e, obj, NULL);
+ _imageslider_resize(obj, e, obj, NULL);
+
+}
+
+/*
+static void _imageslider_del(Evas_Object * obj)
+{
+ Widget_Data *wd;
+ wd = evas_object_smart_data_get(obj);
+ _imageslider_del_all(wd);
+// edje_thaw();
+
+ if (wd->its) {
+ eina_list_free(wd->its);
+ wd->its = NULL;
+ }
+
+ if (wd) free(wd);
+}
+
+
+static void _imageslider_move(Evas_Object * obj, Evas_Coord x, Evas_Coord y)
+{
+ Widget_Data *wd;
+ //wd = evas_object_smart_data_get(obj);
+ wd = elm_widget_data_get(obj);
+
+ if (!wd) {
+ //errno = EINVAL;
+ return;
+ }
+
+ wd->x = x;
+ wd->y = y;
+ evas_object_move(wd->clip, x, y);
+
+ _imageslider_update_pos(wd, wd->x, wd->y, wd->w);
+
+}
+
+static void _imageslider_resize(Evas_Object * obj, Evas_Coord w, Evas_Coord h)
+{
+ int i;
+ Widget_Data *wd;
+ //wd = evas_object_smart_data_get(obj);
+ wd = elm_widget_data_get(obj);
+
+ if (!wd) {
+ //errno = EINVAL;
+ return;
+ }
+
+ wd->w = w;
+ wd->h = h;
+
+ for (i = 0; i < BLOCK_MAX; i++) {
+ evas_object_resize(wd->ly[i], w, h);
+ }
+
+ evas_object_resize(wd->clip, w, h);
+
+ _imageslider_update_pos(wd, wd->x, wd->y, wd->w);
+
+}
+*/
+
+static void _imageslider_move(void * data, Evas * e, Evas_Object * obj, void * event_info)
+{
+ Widget_Data *wd;
+ Evas_Coord x, y;
+
+ if (!data) {
+ return;
+ }
+
+ //wd = evas_object_smart_data_get(obj);
+ wd = elm_widget_data_get((Evas_Object *) data);
+ if (!wd) {
+ //errno = EINVAL;
+ return;
+ }
+
+ evas_object_geometry_get(obj, &x, &y, NULL, NULL);
+ wd->x = x;
+ wd->y = y;
+ evas_object_move(wd->clip, x, y);
+
+ _imageslider_update_pos(wd, wd->x, wd->y, wd->w);
+
+}
+
+static void _imageslider_resize(void * data, Evas * e, Evas_Object * obj, void * event_info)
+{
+ int i;
+ Widget_Data *wd;
+ Evas_Coord w, h;
+
+ if (!data) {
+ return;
+ }
+
+ //wd = evas_object_smart_data_get(obj);
+ wd = elm_widget_data_get((Evas_Object *) data);
+ if (!wd || !wd->ly) {
+ //errno = EINVAL;
+ return;
+ }
+
+ evas_object_geometry_get(obj, NULL, NULL, &w, &h);
+ fprintf( stderr, "%d %d -resize\n" , w, h );
+ wd->w = w;
+ wd->h = h;
+
+ for (i = 0; i < BLOCK_MAX; i++) {
+ evas_object_resize(wd->ly[i], w, h);
+ }
+
+ evas_object_resize(wd->clip, w, h);
+
+ _imageslider_update_pos(wd, wd->x, wd->y, wd->w);
+
+}
+
+
+static void _imageslider_show(Evas_Object * obj)
+{
+ Widget_Data *wd;
+ //wd = evas_object_smart_data_get(obj);
+ wd = elm_widget_data_get(obj);
+
+ if (!wd) {
+ //errno = EINVAL;
+ return;
+ }
+ evas_object_show(wd->clip);
+}
+
+static void _imageslider_hide(Evas_Object *obj)
+{
+ Widget_Data *wd;
+ //wd = evas_object_smart_data_get(obj);
+ wd = elm_widget_data_get(obj);
+
+ if (!wd) {
+ //errno = EINVAL;
+ return;
+ }
+
+ evas_object_hide(wd->clip);
+}
+
+/*
+static void _imageslider_color_set(Evas_Object * obj, int r, int g, int b, int a)
+{
+ int i;
+ Widget_Data *wd;
+ //wd = evas_object_smart_data_get(obj);
+ wd = elm_widget_data_get(obj);
+
+ if (!wd ) {
+ //errno = EINVAL;
+ return;
+ }
+
+ evas_object_color_set(wd->clip, r, g, b, a);
+
+ for (i = 0; i < BLOCK_MAX; i++) {
+ evas_object_color_set(wd->ly[i], r, g, b, a);
+ }
+}
+
+static void _imageslider_clip_set(Evas_Object * obj, Evas_Object * clip)
+{
+ Widget_Data *wd;
+ //wd = evas_object_smart_data_get(obj);
+ wd = elm_widget_data_get(obj);
+
+ if (!wd) {
+ //errno = EINVAL;
+ return;
+ }
+
+ evas_object_clip_set(wd->clip, clip);
+}
+
+static void _imageslider_clip_unset(Evas_Object * obj)
+{
+ Widget_Data *wd;
+ //wd = evas_object_smart_data_get(obj);
+ wd = elm_widget_data_get(obj);
+
+ if (!wd) {
+ //errno = EINVAL;
+ return;
+ }
+
+ evas_object_clip_unset(wd->obj);
+}
+*/
+
+/*
+static Evas_Smart *_imageslider_smart_get(void)
+{
+ static Evas_Smart *s = NULL;
+ static Evas_Smart_Class sc = EVAS_SMART_CLASS_INIT_NAME_VERSION("Elm_imageslider");
+
+ if (!s) {
+ sc.add = _imageslider_add;
+ sc.del = _imageslider_del;
+ sc.move = _imageslider_move;
+ sc.resize = _imageslider_resize;
+ sc.show = _imageslider_show;
+ sc.hide = _imageslider_hide;
+ sc.color_set = _imageslider_color_set;
+ sc.clip_set = _imageslider_clip_set;
+ sc.clip_unset = _imageslider_clip_unset;
+ s = evas_smart_class_new(&sc);
+ }
+
+ return s;
+}
+
+
+static Evas_Object *_imageslider_new(Evas_Object *parent)
+{
+ Evas_Object *obj;
+ Evas *e;
+ e = evas_object_evas_get(parent);
+
+ if (!e) {
+ //errno = EINVAL;
+ return NULL;
+ } else {
+ obj = evas_object_smart_add(e, _imageslider_smart_get());
+ }
+
+ return obj;
+}
+ */
+
+static void _imageslider_del_all(Widget_Data * wd)
+{
+ int i;
+ if (!wd) return;
+
+ for (i = 0; i < BLOCK_MAX; i++) {
+ evas_object_del(wd->ly[i]);
+ }
+}
+
+static void _imageslider_update_pos(Widget_Data * wd, Evas_Coord x, Evas_Coord y, Evas_Coord w)
+{
+ evas_object_move(wd->ly[BLOCK_LEFT], x - (w + INTERVAL_WIDTH), y);
+ evas_object_move(wd->ly[BLOCK_CENTER], x, y);
+ evas_object_move(wd->ly[BLOCK_RIGHT], x + (w + INTERVAL_WIDTH), y);
+ evas_render_idle_flush(evas_object_evas_get(wd->obj));
+}
+
+static void _imageslider_update_center_pos(Widget_Data * wd, Evas_Coord x, Evas_Coord my, Evas_Coord y, Evas_Coord w)
+{
+ Evas_Object *eo;
+ Evas_Coord ix, iy, iw, ih;
+
+ eo = edje_object_part_swallow_get(elm_layout_edje_get(wd->ly[BLOCK_CENTER]), "swl.photo");
+ evas_object_geometry_get(eo, &ix, &iy, &iw, &ih);
+
+ if ((ix > 0) || (ix + iw < wd->w)) {
+ edje_object_signal_emit(elm_layout_edje_get(wd->ly[BLOCK_CENTER]), "block.on", "block");
+// edje_freeze();
+// evas_event_feed_mouse_cancel(evas_object_evas_get(wd->obj), NULL, NULL);
+// evas_event_feed_mouse_down(evas_object_evas_get(wd->obj), 1, EVAS_BUTTON_NONE, NULL, NULL);
+
+ _imageslider_update_pos(wd, x, y, w);
+ wd->on_zoom = EINA_FALSE;
+ }
+}
+
+static Evas_Object *_imageslider_add_obj(Widget_Data *wd)
+{
+ Evas_Object *eo;
+ eo = elm_layout_add(wd->obj);
+ //_elm_theme_object_set(wd->obj, eo, "imageslider", "base", elm_widget_style_get(wd->obj));
+ elm_layout_theme_set(eo, "imageslider", "base", "default");
+ elm_widget_resize_object_set(wd->obj, eo);
+// elm_object_style_set(wd->obj, , "elm/imageslider");
+// elm_layout_file_set(eo, get_edj_name(), "elm/imageslider");
+// evas_object_smart_member_add(eo, wd->obj);
+ evas_object_event_callback_add(eo, EVAS_CALLBACK_MOUSE_DOWN, ev_imageslider_down_cb, wd);
+ evas_object_event_callback_add(eo, EVAS_CALLBACK_MOUSE_UP, ev_imageslider_up_cb, wd);
+ evas_object_event_callback_add(eo, EVAS_CALLBACK_MOUSE_MOVE, ev_imageslider_move_cb, wd);
+ evas_object_resize(eo, wd->w, wd->h);
+ evas_object_move(eo, wd->w + INTERVAL_WIDTH, wd->y);
+ evas_object_clip_set(eo, wd->clip);
+ evas_object_show(eo);
+
+ return eo;
+}
+
+static void _imageslider_obj_shift(Widget_Data *wd, Eina_Bool left)
+{
+ if (!left) {
+ if (wd->ly[BLOCK_LEFT]) {
+ evas_object_del(wd->ly[BLOCK_LEFT]);
+ wd->ly[BLOCK_LEFT] = NULL;
+ }
+
+ wd->ly[BLOCK_LEFT] = wd->ly[BLOCK_CENTER];
+ wd->ly[BLOCK_CENTER]= wd->ly[BLOCK_RIGHT];
+ wd->ly[BLOCK_RIGHT] = _imageslider_add_obj(wd);
+ } else {
+ if (wd->ly[BLOCK_RIGHT]) {
+ evas_object_del(wd->ly[BLOCK_RIGHT]);
+ wd->ly[BLOCK_RIGHT] = NULL;
+ }
+
+ wd->ly[BLOCK_RIGHT]= wd->ly[BLOCK_CENTER];
+ wd->ly[BLOCK_CENTER]= wd->ly[BLOCK_LEFT];
+ wd->ly[BLOCK_LEFT]= _imageslider_add_obj(wd);
+ }
+}
+
+
+static void _imageslider_obj_move(Widget_Data * wd, Evas_Coord step)
+{
+ if (step > 0) {
+ wd->cur = eina_list_next(wd->cur);
+ if (wd->cur == NULL) {
+ wd->cur = eina_list_last(wd->its);
+ wd->step = ANI_STEP;
+ } else {
+ wd->step = -ANI_STEP;
+ wd->move_x += wd->w;
+ _imageslider_obj_shift(wd, 0);
+ }
+ wd->moving = 1;
+ } else if (step < 0) {
+ wd->cur = eina_list_prev(wd->cur);
+ if (wd->cur == NULL) {
+ wd->cur = wd->its;
+ wd->step = -ANI_STEP;
+ } else {
+ wd->step = ANI_STEP;
+ wd->move_x -= wd->w;
+ _imageslider_obj_shift(wd, 1);
+ }
+ wd->moving = 1;
+ } else {
+ if (wd->move_x < 0) wd->step = ANI_STEP;
+ else wd->step = -ANI_STEP;
+ wd->moving = 0;
+ }
+
+ _imageslider_update(wd);
+}
+
+
+/*==========================================================================
+* Callback function definitions of Image Slider Elementary
+*===========================================================================*/
+static void ev_imageslider_down_cb(void * data, Evas * e, Evas_Object * obj, void * event_info)
+{
+ Widget_Data *wd = data;
+ Evas_Event_Mouse_Down *ev = event_info;
+ Evas_Coord ix, iy, iw, ih;
+ Evas_Object *eo = NULL;
+
+ if (wd->ani_lock) return;
+
+ wd->down_pos = ev->canvas;
+ wd->timestamp = ev->timestamp;
+ wd->move_cnt = MOVE_STEP;
+
+ wd->dx = ev->canvas.x;
+ wd->dy = ev->canvas.y;
+ wd->mx = ev->canvas.x;
+ wd->my = ev->canvas.y;
+
+ wd->dratio = 1;
+ wd->ratio = 1;
+
+ eo = edje_object_part_swallow_get(elm_layout_edje_get(obj), "swl.photo");
+ if (eo) evas_object_geometry_get(eo, &ix, &iy, &iw, &ih);
+
+ if (iw != wd->w) {
+ wd->on_zoom = EINA_TRUE;
+ edje_object_signal_emit(elm_layout_edje_get(obj), "block.off", "block");
+// edje_thaw();
+ }
+
+ fprintf( stderr, "down!\n" );
+
+}
+
+static void ev_imageslider_up_cb(void * data, Evas * e, Evas_Object * obj, void * event_info)
+{
+ Widget_Data *wd = data;
+ Evas_Event_Mouse_Up *ev = event_info;
+ Evas_Coord step;
+ int interval;
+
+ if (wd->ani_lock) return;
+
+ if (wd->on_zoom) {
+ } else {
+ step = wd->down_pos.x - ev->canvas.x;
+ interval = ev->timestamp - wd->timestamp;
+ if (step == 0 || interval == 0) return;
+
+ if (interval < FLICK_TIME_MAX) {
+ if (step < FLICK_WIDTH_MIN && step > FLICK_WIDTH_MIN) _imageslider_obj_move(wd, 0);
+ else _imageslider_obj_move(wd, step);
+ } else {
+ step = (wd->x - wd->move_x) << 1;
+ if (step <= wd->w && step >= -(wd->w)) _imageslider_obj_move(wd, 0);
+ else _imageslider_obj_move(wd, step);
+ }
+ }
+
+}
+
+static void ev_imageslider_move_cb(void * data, Evas * e, Evas_Object * obj, void * event_info)
+{
+ int idx;
+ Evas_Object *eo;
+ Evas_Coord step;
+ Widget_Data *wd = data;
+ Evas_Event_Mouse_Move *ev = event_info;
+ Elm_Imageslider_Item *it;
+
+ if (wd->ani_lock) return;
+
+ if (wd->move_cnt == MOVE_STEP) {
+ if (wd->on_hold == EINA_FALSE) {
+ wd->move_cnt = 0;
+
+ if (ev->buttons) {
+ step = ev->cur.canvas.x - wd->down_pos.x;
+ if (step > 0) idx = BLOCK_LEFT;
+ else idx = BLOCK_RIGHT;
+
+ wd->move_x = wd->x + ((ev->cur.canvas.x - wd->down_pos.x));
+ wd->move_y = wd->y + ((ev->cur.canvas.y - wd->down_pos.y));
+
+ if (wd->on_zoom) {
+ _imageslider_update_center_pos(wd, wd->move_x, wd->move_y, wd->y, wd->w);
+ } else {
+ _imageslider_update_pos(wd, wd->move_x, wd->y, wd->w);
+ }
+ }
+ } else {
+ wd->mx = ev->cur.canvas.x;
+ wd->my = ev->cur.canvas.y;
+
+ wd->ratio = sqrt((wd->mx -wd->mmx)*(wd->mx -wd->mmx) + (wd->my - wd->mmy)*(wd->my - wd->mmy));
+
+ eo = edje_object_part_swallow_get(elm_layout_edje_get(obj), "swl.photo");
+ if (eo) {
+ it = eina_list_data_get(wd->cur);
+ if (((it->w * wd->ratio/wd->dratio)/it->ow) < MAX_ZOOM_SIZE ) {
+ edje_object_part_unswallow(elm_layout_edje_get(obj), eo);
+ evas_object_resize(eo, it->w * wd->ratio/wd->dratio, it->h * wd->ratio/wd->dratio);
+ evas_object_size_hint_min_set(eo, it->w * wd->ratio/wd->dratio, it->h * wd->ratio/wd->dratio);
+ edje_object_part_swallow(elm_layout_edje_get(obj), "swl.photo", eo);
+ }
+ }
+ }
+ }
+
+ wd->move_cnt++;
+
+}
+
+
+#if 0 // REMOVED about Multi-touch.
+static void ev_imageslider_multi_down_cb(void * data, Evas * e, Evas_Object * obj, void * event_info)
+{
+ Evas_Event_Multi_Down *ev = event_info;
+ Widget_Data *wd = data;
+
+ if (ev->device == MULTITOUCHDEVICE) return;
+
+ wd->on_hold = EINA_TRUE;
+ wd->mdx = ev->canvas.x;
+ wd->mdy = ev->canvas.y;
+ wd->mmx = ev->canvas.x;
+ wd->mmy = ev->canvas.y;
+
+ wd->dratio = sqrt((wd->mx - wd->mmx)*(wd->mx - wd->mmx) + (wd->my - wd->mmy)*(wd->my - wd->mmy));
+ wd->ratio = sqrt((wd->mx - wd->mmx)*(wd->mx - wd->mmx)+ (wd->my - wd->mmy)*(wd->my - wd->mmy));
+
+ if (wd->on_zoom){
+ wd->on_zoom = EINA_FALSE;
+ edje_object_signal_emit(elm_layout_edje_get(obj), "block.on", "block");
+// edje_freeze();
+ }
+}
+
+static void ev_imageslider_multi_up_cb(void * data, Evas * e, Evas_Object * obj, void * event_info)
+{
+ Evas_Event_Multi_Up *ev = event_info;
+ Widget_Data *wd = data;
+ Elm_Imageslider_Item *it;
+
+ if (ev->device == MULTITOUCHDEVICE) return;
+
+ it = eina_list_data_get(wd->cur);
+ it->w = (int)it->w * wd->ratio/wd->dratio;
+ it->h = (int)it->h * wd->ratio/wd->dratio;
+
+ if (it->w != it->ow) {
+ wd->on_zoom = EINA_TRUE;
+ edje_object_signal_emit(elm_layout_edje_get(obj), "block.off", "block");
+// edje_thaw();
+ } else {
+ wd->on_zoom = EINA_FALSE;
+ }
+
+ wd->on_hold = EINA_FALSE;
+ wd->mdx = 0;
+ wd->mdy = 0;
+ wd->mmx = 0;
+ wd->mmy = 0;
+ wd->ratio = 0;
+ wd->dratio = 0;
+
+}
+
+static void ev_imageslider_multi_move_cb(void * data, Evas * e, Evas_Object * obj, void * event_info)
+{
+ Evas_Event_Multi_Move *ev = event_info;
+ Widget_Data *wd = data;
+ Evas_Object *eo = NULL;
+ Elm_Imageslider_Item *it;
+
+ if (ev->device == MULTITOUCHDEVICE) return;
+
+ if ((wd->mdx == 0) && (wd->mdy == 0) && (wd->mmx == 0) && (wd->mmy == 0)) {
+ wd->mdx = ev->cur.canvas.x;
+ wd->mdy = ev->cur.canvas.y;
+ wd->mmx = ev->cur.canvas.x;
+ wd->mmy = ev->cur.canvas.y;
+
+ wd->dratio = sqrt((wd->dx - wd->mdx)*(wd->dx - wd->mdx) + (wd->dy - wd->mdy)*(wd->dy - wd->mdy));
+ }
+
+ wd->mmx = ev->cur.canvas.x;
+ wd->mmy = ev->cur.canvas.y;
+ wd->ratio = sqrt((wd->mx - wd->mmx)*(wd->mx - wd->mmx) + (wd->my - wd->mmy)*(wd->my - wd->mmy));
+
+ eo = edje_object_part_swallow_get(elm_layout_edje_get(obj), "swl.photo");
+
+ if (eo) {
+ it = eina_list_data_get(wd->cur);
+ if (((it->w * wd->ratio/wd->dratio)/it->ow) < MAX_ZOOM_SIZE) {
+ edje_object_part_unswallow(elm_layout_edje_get(obj), eo);
+ evas_object_resize(eo, it->w * wd->ratio/wd->dratio, it->h * wd->ratio/wd->dratio);
+ evas_object_size_hint_min_set(eo, it->w * wd->ratio/wd->dratio, it->h * wd->ratio/wd->dratio);
+ edje_object_part_swallow(elm_layout_edje_get(obj), "swl.photo", eo);
+ }
+ }
+}
+
+#endif // about Multi-touch.
+
+static inline double time_get(Evas_Coord x, Evas_Coord w)
+{
+ double time;
+ time = (-sin(x / w) + 1) / 500;
+
+ if (time == 0) time = ANI_TIME;
+
+ return time;
+}
+
+static int _icon_to_image(void *data)
+{
+ Widget_Data *wd = data;
+ wd->moving = 0;
+ _imageslider_update(wd);
+
+ return 0;
+}
+
+static int _check_drag(int state, void *data)
+{
+ Widget_Data *wd = data;
+ Elm_Imageslider_Item *it;
+ Evas_Coord ix, iy, iw, ih;
+ double dx, dy = 0;
+ Eina_List *l[BLOCK_MAX];
+ Evas_Object *eo = NULL;
+ l[BLOCK_LEFT] = eina_list_prev(wd->cur);
+ l[BLOCK_CENTER] = wd->cur;
+ l[BLOCK_RIGHT] = eina_list_next(wd->cur);
+
+ it = eina_list_data_get(l[state]);
+
+ eo = edje_object_part_swallow_get(elm_layout_edje_get(wd->ly[state]), "swl.photo");
+ if (eo) evas_object_geometry_get(eo, &ix, &iy, &iw, &ih);
+ evas_object_geometry_get(eo, &ix, &iy, &iw, &ih);
+ edje_object_part_drag_value_get(elm_layout_edje_get(wd->ly[state]), "swl.photo", &dx, &dy);
+
+ if ((iw != wd->w) || ((dx != 0 ) || (dy != 0 ))) {
+ if (wd->ly[state]) {
+ evas_object_del(wd->ly[state]);
+ wd->ly[state] = NULL;
+ }
+ wd->ly[state] = _imageslider_add_obj(wd);
+ } else {
+ return 1;
+ }
+
+ return 0;
+}
+
+
+static void _check_zoom(void *data)
+{
+ Widget_Data *wd = data;
+ Elm_Imageslider_Item *it;
+ Evas_Coord ix, iy, iw, ih;
+ double dx, dy = 0;
+ Evas_Object *eo = NULL;
+
+ it = eina_list_data_get(wd->cur);
+
+ eo = edje_object_part_swallow_get(elm_layout_edje_get(wd->ly[BLOCK_CENTER]), "swl.photo");
+ if (eo) evas_object_geometry_get(eo, &ix, &iy, &iw, &ih);
+ evas_object_geometry_get(eo, &ix, &iy, &iw, &ih);
+ edje_object_part_drag_value_get(elm_layout_edje_get(wd->ly[BLOCK_CENTER]), "swl.photo", &dx, &dy);
+
+ if ((iw != wd->w) || ((dx != 0) || (dy != 0))) {
+ wd->on_zoom = EINA_TRUE;
+ edje_object_signal_emit(elm_layout_edje_get(wd->ly[BLOCK_CENTER]), "block.off", "block");
+// edje_thaw();
+ } else {
+ wd->on_zoom = EINA_FALSE;
+ edje_object_signal_emit(elm_layout_edje_get(wd->ly[BLOCK_CENTER]), "block.on", "block");
+// edje_freeze();
+ }
+}
+
+
+static int _timer_cb(void *data)
+{
+ Widget_Data *wd;
+ Elm_Imageslider_Item *it;
+ struct timeval tv;
+ int t;
+ int ret;
+ wd = data;
+ if (wd->ani_lock == 0 ) return 0;
+
+ gettimeofday(&tv, NULL);
+
+ t = (tv.tv_sec - wd->tv.tv_sec) * 1000 + (tv.tv_usec - wd->tv.tv_usec) / 1000;
+ gettimeofday(&wd->tv, NULL);
+
+ t = t / ANI_TIME_MSEC;
+ if (t <= STEP_WEIGHT_MIN) t = STEP_WEIGHT_DEF;
+ else if (t > STEP_WEIGHT_MAX) t = STEP_WEIGHT_MAX;
+
+ wd->move_x += (wd->step) * t;
+
+ if (wd->step < 0 && wd->move_x < wd->x) wd->move_x = wd->x;
+ else if (wd->step > 0 && wd->move_x > wd->x) wd->move_x = wd->x;
+
+ _imageslider_update_pos(wd, wd->move_x, wd->y, wd->w);
+
+ if (wd->move_x == wd->x) {
+ wd->ani_lock = 0;
+ if (wd->cur) {
+ it = eina_list_data_get(wd->cur);
+ if (it->func) it->func(it->data, wd->obj, it);
+ }
+ if (wd->cur) {
+ it = eina_list_data_get(wd->cur);
+ evas_object_smart_callback_call(wd->obj, "changed", it);
+ }
+
+ ret = _check_drag(BLOCK_LEFT, wd);
+ ret = _check_drag(BLOCK_RIGHT, wd);
+ _check_zoom(wd);
+
+ ecore_idler_add(_icon_to_image, wd);
+
+ return 0;
+ }
+
+ return 1;
+}
+
+static void _anim(Widget_Data *wd)
+{
+ Evas_Coord w;
+
+ if (wd->x == wd->move_x) {
+ _imageslider_update_pos(wd, wd->move_x, wd->y, wd->w);
+ return;
+ }
+
+ wd->ani_lock = 1;
+
+ w = wd->move_x;
+ gettimeofday(&wd->tv, NULL);
+ ecore_timer_add(ANI_TIME, _timer_cb, wd);
+}
+
+static void _imageslider_update(Widget_Data *wd)
+{
+ int i;
+ Eina_List *l[BLOCK_MAX];
+ Elm_Imageslider_Item *it;
+ Evas_Object *eo;
+
+ if (!wd) {
+ //errno = EINVAL;
+ return;
+ }
+
+ if (!wd->cur) {
+ _imageslider_del_all(wd);
+ return;
+ }
+
+ l[BLOCK_LEFT] = eina_list_prev(wd->cur);
+ l[BLOCK_CENTER] = wd->cur;
+ l[BLOCK_RIGHT] = eina_list_next(wd->cur);
+
+ for (i = 0; i < BLOCK_MAX; i++) {
+ eo = edje_object_part_swallow_get(elm_layout_edje_get(wd->ly[i]), "swl.photo");
+ if (!l[i]) {
+ elm_layout_content_set(wd->ly[i], "swl.photo", NULL);
+ evas_object_del(eo);
+ } else {
+ it = eina_list_data_get(l[i]);
+ if (!it) return;
+
+ if (!eo) {
+ eo = elm_image_add(wd->obj);
+ elm_layout_content_set(wd->ly[i], "swl.photo", eo);
+ elm_image_prescale_set(eo, wd->w);
+ elm_image_file_set(eo, it->photo_file, NULL);
+ elm_image_object_size_get(eo, &it->w, &it->h);
+ evas_object_geometry_get(eo, &it->ox, &it->oy, &it->ow, &it->oh);
+ it->ow = it->w;
+ it->oh = it->h;
+ }
+
+ if (wd->moving != it->moving) {
+ it->moving = wd->moving;
+ if (wd->moving) {
+ elm_image_prescale_set(eo, MOVING_IMAGE_SIZE);
+ } else {
+ elm_image_prescale_set(eo, it->w > it->h ? it->w : it->h);
+ }
+ }
+ }
+ }
+
+ _anim(wd);
+
+}
+
+
+/**
+* add imageslider widget
+*
+* @fn Evas_Object *elm_imageslider_add(Evas_Object *parent);
+* @param obj The parent object
+* @return The new object or NULL if it cannot be created
+*
+* @ingroup Elm-imageslider
+*/
+EAPI Evas_Object *
+elm_imageslider_add(Evas_Object * parent)
+{
+ int i;
+ Evas_Object *obj = NULL;
+ Widget_Data *wd = NULL;
+ Evas *e;
+
+ if (!parent) {
+ return NULL;
+ }
+
+ wd = ELM_NEW(Widget_Data);
+ e = evas_object_evas_get(parent);
+ if (e == NULL ) {
+ return NULL;
+ }
+
+ obj = elm_widget_add(e);
+ ELM_SET_WIDTYPE(widtype, "imageslider");
+ elm_widget_type_set(obj, "imageslider");
+ elm_widget_sub_object_add(parent, obj);
+ elm_widget_data_set(obj, wd);
+ //wd->parent = parent;
+ elm_widget_del_hook_set(obj, _del_hook);
+ //elm_widget_theme_hook_set(obj, _theme_hook);
+
+ /* Add imageslider layouts */
+ //_imageslider_add(obj);
+ wd->clip = evas_object_rectangle_add(e);
+
+ for (i=0; i < BLOCK_MAX; i++) {
+ wd->ly[i] = elm_layout_add(obj);
+ // _elm_theme_object_set(obj, wd->ly[i], "imageslider", "base", elm_widget_style_get(obj));
+ elm_layout_theme_set(wd->ly[i], "imageslider", "base", "default");
+ elm_widget_resize_object_set(obj, wd->ly[i]);
+ evas_object_smart_member_add(wd->ly[i], obj);
+ evas_object_event_callback_add(wd->ly[i], EVAS_CALLBACK_MOUSE_DOWN, ev_imageslider_down_cb, wd);
+ evas_object_event_callback_add(wd->ly[i], EVAS_CALLBACK_MOUSE_UP, ev_imageslider_up_cb, wd);
+ evas_object_event_callback_add(wd->ly[i], EVAS_CALLBACK_MOUSE_MOVE, ev_imageslider_move_cb, wd);
+ evas_object_clip_set(wd->ly[i], wd->clip);
+ evas_object_show(wd->ly[i]);
+ }
+
+ wd->obj = obj;
+
+ evas_object_event_callback_add(obj, EVAS_CALLBACK_RESIZE, _imageslider_resize, obj);
+ evas_object_event_callback_add(obj, EVAS_CALLBACK_MOVE, _imageslider_move, obj);
+ evas_object_event_callback_add(obj, EVAS_CALLBACK_SHOW, _imageslider_show, obj);
+ evas_object_event_callback_add(obj, EVAS_CALLBACK_HIDE, _imageslider_hide, obj);
+
+ _sizing_eval(obj);
+
+ return obj;
+}
+
+
+/**
+* append imageslider item
+*
+* @fn Elm_Imageslider_Item *elm_imageslider_item_append(Evas_Object *obj, const char *photo_file, Elm_Imageslider_Cb func, void *data)
+* @param obj The photoslider object
+* @param photo_file photo file path
+* @param func callback function
+* @param data callback data
+* @return The photoslider item handle or NULL
+*
+* @ingroup ImageSlider
+*/
+EAPI Elm_Imageslider_Item *
+elm_imageslider_item_append(Evas_Object * obj, const char * photo_file, Elm_Imageslider_Cb func, void * data)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+ Widget_Data *wd;
+ Elm_Imageslider_Item *it;
+
+ if (!obj || !(wd = elm_widget_data_get(obj))) {
+ return NULL;
+ }
+
+ it = (Elm_Imageslider_Item *)calloc(1, sizeof(Elm_Imageslider_Item));
+ if (!it) return NULL;
+ it->photo_file = eina_stringshare_add(photo_file);
+ it->func = func;
+ it->data = data;
+ it->obj = obj;
+ wd->its = eina_list_append(wd->its, it);
+
+ if (!wd->cur) wd->cur = wd->its;
+
+ _imageslider_update(wd);
+
+ return it;
+}
+
+
+/**
+* prepend imageslider item
+*
+* @fn Elm_Imageslider_Item *elm_imageslider_item_prepend(Evas_Object *obj, const char *photo_file, Elm_Imageslider_Cb func, void *data)
+* @param obj The imageslider object
+* @param photo_file photo file path
+* @param func callback function
+* @param data callback data
+* @return The imageslider item handle or NULL
+*
+* @ingroup ImageSlider
+*/
+EAPI Elm_Imageslider_Item *
+elm_imageslider_item_prepend(Evas_Object * obj, const char * photo_file, Elm_Imageslider_Cb func, void * data)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+ Widget_Data *wd;
+ Elm_Imageslider_Item *it;
+
+ if (!obj || !(wd = elm_widget_data_get(obj))) {
+ return NULL;
+ }
+
+ it = (Elm_Imageslider_Item *)calloc(1, sizeof(Elm_Imageslider_Item));
+ it->photo_file = eina_stringshare_add(photo_file);
+ it->func = func;
+ it->data = data;
+ it->obj = obj;
+ wd->its = eina_list_prepend(wd->its, it );
+
+ if (!wd->cur) wd->cur = wd->its;
+
+ _imageslider_update(wd);
+
+ return it;
+}
+
+
+
+/**
+* delete imageslider item
+*
+* @fn void elm_imageslider_del(Elm_Imageslider_Item *it)
+* @param it imageslider item handle
+*
+* @ingroup ImageSlider
+*/
+EAPI void
+elm_imageslider_item_del(Elm_Imageslider_Item * it)
+{
+ Widget_Data *wd;
+ Elm_Imageslider_Item *_it;
+ Eina_List *l;
+
+ if (!it || !(wd = elm_widget_data_get(it->obj))) {
+ return ;
+ }
+
+ EINA_LIST_FOREACH(wd->its, l, _it) {
+ if (_it == it ) {
+ if (l == wd->cur) wd->cur = eina_list_prev(wd->cur);
+ wd->its = eina_list_remove(wd->its, it);
+ if (!wd->cur) wd->cur = wd->its;
+ break;
+ }
+ }
+
+ _imageslider_update(wd);
+
+}
+
+
+/**
+* get selected item
+*
+* @fn Elm_Imageslider_Item *elm_imageslider_selected_item_get(Evas_Object *obj)
+* @param obj The imageslider object
+* @return The selected item or NULL
+*
+* @ingroup ImageSlider
+*/
+EAPI Elm_Imageslider_Item *
+elm_imageslider_selected_item_get(Evas_Object * obj)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+ Widget_Data *wd;
+
+ if (!obj || (!(wd = elm_widget_data_get(obj)))) {
+ return NULL;
+ }
+
+ if (!wd->cur) return NULL;
+
+ return eina_list_data_get(wd->cur);
+}
+
+/**
+* get whether item is selected or not
+*
+* @fn Eina_Bool elm_imageslider_item_selected_get(Elm_Imageslider_Item *it)
+* @param it the item
+* @return EINA_TRUE or EINA_FALSE
+*
+* @ingroup ImageSlider
+*/
+EAPI Eina_Bool
+elm_imageslider_item_selected_get(Elm_Imageslider_Item * it)
+{
+ Widget_Data *wd;
+
+ if (!it || !it->obj || (!(wd = elm_widget_data_get(it->obj)))) {
+ return EINA_FALSE;
+ }
+
+ if (!wd->cur) return EINA_FALSE;
+
+ if (eina_list_data_get(wd->cur) == it ) return EINA_TRUE;
+ else return EINA_FALSE;
+
+}
+
+/**
+* set selected item
+*
+* @fn void elm_imageslider_item_selected_set(Elm_Imageslider_Item *it);
+*
+* @ingroup ImageSlider
+*/
+EAPI void
+elm_imageslider_item_selected_set(Elm_Imageslider_Item * it)
+{
+ int i;
+ Widget_Data *wd;
+ Elm_Imageslider_Item *_it;
+ Eina_List *l;
+ Evas_Object *eo;
+
+ if (!it || !it->obj || (!(wd = elm_widget_data_get(it->obj)))) {
+ return ;
+ }
+
+ EINA_LIST_FOREACH(wd->its, l, _it) {
+ if (_it == it ) {
+ wd->cur = l;
+ }
+ }
+
+ for (i = 0; i < BLOCK_MAX; i++) {
+ eo = edje_object_part_swallow_get(elm_layout_edje_get(wd->ly[i]), "swl.photo");
+ if (eo) {
+ elm_layout_content_set(wd->ly[i], "swl.photo", NULL);
+ evas_object_del(eo);
+ }
+ }
+
+ _imageslider_update(wd);
+
+}
+
+
+/**
+* get photo file path of give item
+*
+* @fn const char *elm_imageslider_item_photo_file_get(Elm_Imageslider_Item *it)
+* @param it item
+* @return The photo file path or NULL;
+*
+* @ingroup ImageSlider
+*/
+EAPI const char *
+elm_imageslider_item_photo_file_get(Elm_Imageslider_Item * it)
+{
+ if (!it) {
+ return NULL;
+ }
+
+ return it->photo_file;
+}
+
+
+/**
+* get previous item
+*
+* @fn Elm_Imageslider_Item *elm_imageslider_item_prev(Elm_Imageslider_Item *it)
+* @param it item
+* @return The previous item or NULL
+*
+* @ingroup ImageSlider
+*/
+EAPI Elm_Imageslider_Item *
+elm_imageslider_item_prev(Elm_Imageslider_Item * it)
+{
+ Widget_Data *wd;
+ Elm_Imageslider_Item *_it;
+ Eina_List *l;
+
+ if (!it || (!(wd = elm_widget_data_get(it->obj)))) {
+ return NULL;
+ }
+
+ EINA_LIST_FOREACH(wd->its, l, _it) {
+ if (_it == it) {
+ l = eina_list_prev(l);
+ if (!l) break;
+ return eina_list_data_get(l);
+ }
+ }
+
+ return NULL;
+}
+
+
+/**
+* get next item
+*
+* @fn Elm_Imageslider_Item *elm_imageslider_item_next(Elm_Imageslider_Item *it)
+* @param it item
+* @return The next item or NULL
+*
+* @ingroup ImageSlider
+*/
+EAPI Elm_Imageslider_Item *
+elm_imageslider_item_next(Elm_Imageslider_Item * it)
+{
+ Widget_Data *wd;
+ Elm_Imageslider_Item *_it;
+ Eina_List *l;
+
+ if (!it || (!(wd = elm_widget_data_get(it->obj)))) {
+ return NULL;
+ }
+
+ EINA_LIST_FOREACH(wd->its, l, _it) {
+ if (_it == it) {
+ l = eina_list_next(l);
+ if (!l) break;
+ return eina_list_data_get(l);
+ }
+ }
+
+ return NULL;
+}
+
+
+/**
+* move to previous item
+*
+* @fn void *elm_imageslider_prev(Evas_Object *obj)
+* @param obj imageslider object
+*
+* @ingroup ImageSlider
+*/
+EAPI void
+elm_imageslider_prev(Evas_Object * obj)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+ Widget_Data *wd;
+
+ if (!obj || (!(wd = elm_widget_data_get(obj)))) {
+ return ;
+ }
+
+ if (wd->ani_lock) return;
+
+ _imageslider_obj_move(wd, -1);
+}
+
+
+/**
+* move to next item
+*
+* @fn void *elm_imageslider_next(Evas_Object *obj)
+* @param obj imageslider object
+*
+* @ingroup ImageSlider
+*/
+EAPI void
+elm_imageslider_next(Evas_Object * obj)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+ Widget_Data *wd;
+
+ if (!obj || (!(wd = elm_widget_data_get(obj)))) {
+ return ;
+ }
+
+ if (wd->ani_lock) return;
+
+ _imageslider_obj_move(wd, 1);
+
+}
+
+
+
+
+
projects / framework / uifw / elementary.git / commitdiff