--- /dev/null
+#include <Elementary.h>
+#ifdef HAVE_CONFIG_H
+# include "elementary_config.h"
+#endif
+#ifndef ELM_LIB_QUICKLAUNCH
+
+typedef struct _State State;
+typedef struct _Slice Slice;
+
+struct _State
+{
+ Evas_Object *orig, *win, *base;
+ Evas_Coord down_x, down_y;
+ Eina_Bool down : 1;
+ Evas_Coord x, y;
+ Eina_List *slices;
+};
+
+struct _Slice
+{
+ Evas_Object *obj;
+};
+
+static State state =
+{
+ NULL, NULL, NULL,
+ 0, 0,
+ 0,
+ 0, 0,
+ NULL,
+};
+
+#define RES 8
+
+static void
+_slice_update(State *st)
+{
+ Evas_Coord x1, y1, x2, y2, mx, my, px, rx, ry, prx, pry, dst, dx, dy, pdst;
+ Evas_Coord x, y, w, h;
+ int i;
+ Evas_Map *m;
+ Slice *sl;
+ int rad;
+
+ evas_object_geometry_get(st->orig, &x, &y, &w, &h);
+ x1 = st->down_x;
+ y1 = st->down_y;
+ x2 = st->x;
+ y2 = st->y;
+ mx = (x1 + x2) / 2;
+ my = (y1 + y2) / 2;
+
+ if (mx < 0) mx = 0;
+ else if (mx >= w) mx = w - 1;
+ if (my < 0) my = 0;
+ else if (my >= h) my = h - 1;
+
+ if (!st->base)
+ {
+ st->base = evas_object_image_add(evas_object_evas_get(st->win));
+ evas_object_image_fill_set(st->base, 0, 0, w, h);
+ evas_object_pass_events_set(st->base, 1);
+ evas_object_image_source_set(st->base, st->orig);
+ evas_object_show(st->base);
+ }
+
+ m = evas_map_new(4);
+ evas_map_smooth_set(m, 0);
+
+ evas_map_point_coord_set(m, 0, x , y , 0);
+ evas_map_point_coord_set(m, 1, x + mx, y , 0);
+ evas_map_point_coord_set(m, 2, x + mx, y + h, 0);
+ evas_map_point_coord_set(m, 3, x , y + h, 0);
+
+ evas_map_point_image_uv_set(m, 0, 0 , 0);
+ evas_map_point_image_uv_set(m, 1, mx, 0);
+ evas_map_point_image_uv_set(m, 2, mx, h);
+ evas_map_point_image_uv_set(m, 3, 0 , h);
+
+ evas_map_point_color_set(m, 0, 255, 255, 255, 255);
+ evas_map_point_color_set(m, 1, 255, 255, 255, 255);
+ evas_map_point_color_set(m, 2, 255, 255, 255, 255);
+ evas_map_point_color_set(m, 3, 255, 255, 255, 255);
+
+/*
+ // FIXME: lighting should be manual with pt 0 and 3 being white and
+ // 2 and 3 matching the
+ evas_map_util_3d_lighting(m,
+ 0 , 0 , -1000,
+ 255, 255, 255,
+ 20 , 20 , 20);
+ */
+ evas_map_util_3d_perspective(m, x + (w / 2), y + (h / 2), 0, 512);
+
+ evas_object_map_enable_set(st->base, 1);
+ evas_object_map_set(st->base, m);
+ evas_map_free(m);
+
+ EINA_LIST_FREE(st->slices, sl)
+ {
+ evas_object_del(sl->obj);
+ free(sl);
+ }
+
+ // cylinder radius is width / 8
+ rad = (w - mx) / 4;
+ if (rad < (w / 16)) rad = (w / 16);
+ if (rad > (w / 8)) rad = w / 8;
+
+ rad = w / 12;
+
+ px = mx;
+ prx = 0;
+ pry = rad;
+ for (i = 1; i < RES; i++)
+ {
+ sl = calloc(1, sizeof(Slice));
+ st->slices = eina_list_append(st->slices, sl);
+ sl->obj = evas_object_image_add(evas_object_evas_get(st->win));
+ evas_object_image_fill_set(sl->obj, 0, 0, w, h);
+ evas_object_pass_events_set(sl->obj, 1);
+ evas_object_image_source_set(sl->obj, st->orig);
+ evas_object_show(sl->obj);
+
+ rx = (double)rad * sin((i * M_PI) / RES);
+ ry = (double)rad * cos((i * M_PI) / RES);
+ dx = rx - prx;
+ dy = ry - pry;
+ dst = sqrt((dx * dx) + (dy * dy));
+ if ((px + dst) > w)
+ {
+ pdst = dst;
+ dst = w - px;
+ rx = prx + (((rx - prx) * dst) / pdst);
+ ry = pry + (((ry - pry) * dst) / pdst);
+ }
+ if (dst <= 0) break;
+
+ m = evas_map_new(4);
+ evas_map_smooth_set(m, 0);
+
+ evas_map_point_coord_set(m, 0, x + mx + prx, y , 0 - (rad - pry));
+ evas_map_point_coord_set(m, 1, x + mx + rx , y , 0 - (rad - ry ));
+ evas_map_point_coord_set(m, 2, x + mx + rx , y + h, 0 - (rad - ry ));
+ evas_map_point_coord_set(m, 3, x + mx + prx, y + h, 0 - (rad - pry));
+
+ evas_map_point_image_uv_set(m, 0, px , 0);
+ evas_map_point_image_uv_set(m, 1, px + dst, 0);
+ evas_map_point_image_uv_set(m, 2, px + dst, h);
+ evas_map_point_image_uv_set(m, 3, px , h);
+
+ evas_map_point_color_set(m, 0, 255, 255, 255, 255);
+ evas_map_point_color_set(m, 1, 255, 255, 255, 255);
+ evas_map_point_color_set(m, 2, 255, 255, 255, 255);
+ evas_map_point_color_set(m, 3, 255, 255, 255, 255);
+
+ evas_map_util_3d_perspective(m, x + (w / 2), y + (h / 2), 0, 512);
+
+ evas_object_map_enable_set(sl->obj, 1);
+ evas_object_map_set(sl->obj, m);
+ evas_map_free(m);
+
+ prx = rx;
+ pry = ry;
+ px += dst;
+ }
+ if (px < w)
+ {
+ sl = calloc(1, sizeof(Slice));
+ st->slices = eina_list_append(st->slices, sl);
+ sl->obj = evas_object_image_add(evas_object_evas_get(st->win));
+ evas_object_image_fill_set(sl->obj, 0, 0, w, h);
+ evas_object_pass_events_set(sl->obj, 1);
+ evas_object_image_source_set(sl->obj, st->orig);
+ evas_object_show(sl->obj);
+
+ m = evas_map_new(4);
+ evas_map_smooth_set(m, 0);
+
+ evas_map_point_coord_set(m, 0, x + mx + prx, y , 0 - (rad - pry));
+ evas_map_point_coord_set(m, 1, x + mx + (px - w) , y , 0 - (rad * 2 ));
+ evas_map_point_coord_set(m, 2, x + mx + (px - w) , y + h, 0 - (rad * 2 ));
+ evas_map_point_coord_set(m, 3, x + mx + prx, y + h, 0 - (rad - pry));
+
+ evas_map_point_image_uv_set(m, 0, px , 0);
+ evas_map_point_image_uv_set(m, 1, w, 0);
+ evas_map_point_image_uv_set(m, 2, w, h);
+ evas_map_point_image_uv_set(m, 3, px , h);
+
+ evas_map_point_color_set(m, 0, 255, 255, 255, 255);
+ evas_map_point_color_set(m, 1, 255, 255, 255, 255);
+ evas_map_point_color_set(m, 2, 255, 255, 255, 255);
+ evas_map_point_color_set(m, 3, 255, 255, 255, 255);
+
+ evas_map_util_3d_perspective(m, x + (w / 2), y + (h / 2), 0, 512);
+
+ evas_object_map_enable_set(sl->obj, 1);
+ evas_object_map_set(sl->obj, m);
+ evas_map_free(m);
+ }
+}
+
+static void
+_slice_end(State *st)
+{
+ Slice *sl;
+ EINA_LIST_FREE(st->slices, sl)
+ {
+ evas_object_del(sl->obj);
+ free(sl);
+ }
+ if (st->base)
+ {
+ evas_object_del(st->base);
+ st->base = NULL;
+ }
+}
+
+static void
+im_down_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj, void *event_info)
+{
+ Evas_Event_Mouse_Down *ev = event_info;
+ Evas_Object *win = data;
+ Evas_Coord x, y;
+
+ if (ev->button != 1) return;
+ evas_object_geometry_get(obj, &x, &y, NULL, NULL);
+ state.orig = obj;
+ state.win = win;
+ state.down = 1;
+ state.x = ev->canvas.x - x;
+ state.y = ev->canvas.y - y;
+ state.down_x = state.x;
+ state.down_y = state.y;
+ evas_object_lower(obj);
+ printf("v %i %i\n", state.x, state.y);
+ _slice_update(&state);
+}
+
+static void
+im_up_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj, void *event_info)
+{
+ Evas_Event_Mouse_Up *ev = event_info;
+ Evas_Object *win = data;
+ Evas_Coord x, y;
+
+ if (ev->button != 1) return;
+ evas_object_geometry_get(obj, &x, &y, NULL, NULL);
+ state.down = 0;
+ state.x = ev->canvas.x - x;
+ state.y = ev->canvas.y - y;
+ evas_object_raise(obj);
+ printf("^ %i %i\n", state.x, state.y);
+ _slice_end(&state);
+}
+
+static void
+im_move_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj, void *event_info)
+{
+ Evas_Event_Mouse_Move *ev = event_info;
+ Evas_Object *win = data;
+ Evas_Coord x, y;
+
+ if (!state.down) return;
+ evas_object_geometry_get(obj, &x, &y, NULL, NULL);
+ state.x = ev->cur.canvas.x - x;
+ state.y = ev->cur.canvas.y - y;
+ printf("@ %i %i\n", state.x, state.y);
+ _slice_update(&state);
+}
+
+void
+test_flip_page(void *data __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
+{
+ Evas_Object *win, *bg, *im;
+ char buf[PATH_MAX];
+
+ win = elm_win_add(NULL, "flip_page", ELM_WIN_BASIC);
+ elm_win_title_set(win, "Flip Page");
+ elm_win_focus_highlight_enabled_set(win, EINA_TRUE);
+ elm_win_autodel_set(win, 1);
+
+ bg = elm_bg_add(win);
+ elm_win_resize_object_add(win, bg);
+ evas_object_size_hint_weight_set(bg, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
+ evas_object_show(bg);
+
+#if 1
+ im = elm_layout_add(win);
+ snprintf(buf, sizeof(buf), "%s/objects/test.edj", PACKAGE_DATA_DIR);
+ elm_layout_file_set(im, buf, "layout");
+#else
+ im = evas_object_image_filled_add(evas_object_evas_get(win));
+ snprintf(buf, sizeof(buf), "%s/images/%s",
+ PACKAGE_DATA_DIR, "twofish.jpg");
+ evas_object_image_file_set(im, buf, NULL);
+#endif
+ evas_object_move(im, 40, 40);
+ evas_object_resize(im, 400, 400);
+ evas_object_show(im);
+
+ evas_object_event_callback_add(im, EVAS_CALLBACK_MOUSE_DOWN, im_down_cb, win);
+ evas_object_event_callback_add(im, EVAS_CALLBACK_MOUSE_UP, im_up_cb, win);
+ evas_object_event_callback_add(im, EVAS_CALLBACK_MOUSE_MOVE, im_move_cb, win);
+
+ evas_object_resize(win, 480, 480);
+ evas_object_show(win);
+}
+#endif
projects / framework / uifw / elementary.git / commitdiff
