* Colorpicker made a color using HSV/HSB mode.
*/
-#define BASE_STEP 360
-#define HUE_STEP 360
-#define SAT_STEP 128
-#define LIG_STEP 256
-
-typedef struct _Colorpicker_Data Colorpicker_Data;
-
-struct _Colorpicker_Data
-{
- Evas_Object *parent;
- Evas_Object *colorbar;
- Evas_Object *bar;
- Evas_Object *lbt;
- Evas_Object *rbt;
- Evas_Object *bg_rect;
- Evas_Object *arrow;
- Evas_Object *touch_area;
- int colorpicker_num;
- int button_state;
- int feed_cnt;
-};
-
-typedef struct _Widget_Data Widget_Data;
-
-struct _Widget_Data
-{
- Evas_Object *parent;
- Evas_Object *lay;
- Colorpicker_Data *cp[3];
- Evas_Coord _x, _y, _w, _h;
- int r, g, b;
- int er, eg, eb;
- int sr, sg, sb;
- int lr, lg, lb;
- double h, s, l;
- Ecore_Timer *lp_timer;
- Ecore_Timer *mv_timer;
-};
-
-typedef enum
-{
- BUTTON_RELEASED,
- L_BUTTON_PRESSED,
- R_BUTTON_PRESSED
-} Button_State;
-
-static const char *widtype = NULL;
-static void _del_hook(Evas_Object * obj);
-static void _theme_hook(Evas_Object * obj);
-static void _sizing_eval(Evas_Object * obj);
-static void _colorpicker_object_move(void *data, Evas * e, Evas_Object * obj,
- void *event_info);
-static void _colorpicker_object_resize(void *data, Evas * e, Evas_Object * obj,
- void *event_info);
-static void _colorpicker_object_show(void *data, Evas * e, Evas_Object * obj,
- void *event_info);
-static void _colorpicker_object_hide(void *data, Evas * e, Evas_Object * obj,
- void *event_info);
-static void _rgb_to_hsl(void *data);
-static void _hsl_to_rgb(void *data);
-static void _color_with_saturation(void *data);
-static void _color_with_lightness(void *data);
-static void _draw_rects(void *data, double x);
-static void _arrow_cb(void *data, Evas_Object * obj, const char *emission,
- const char *source);
-static void _drag_start(void *data, Evas_Object *obj, const char *emission,
- const char *source);
-static void _drag_stop(void *data, Evas_Object *obj, const char *emission,
- const char *source);
-
-static void _colorbar_cb(void *data, Evas * e, Evas_Object * obj,
- void *event_info);
-static void _arrow_resize_cb(void *data, Evas * e, Evas_Object * obj,
- void *event_info);
-static Eina_Bool _mv_timer(void *data);
-static Eina_Bool _long_press_timer(void *data);
-static void _left_button_down_cb(void *data, Evas * e, Evas_Object * obj,
- void *event_info);
-static void _right_button_down_cb(void *data, Evas * e, Evas_Object * obj,
- void *event_info);
-static void _left_button_up_cb(void *data, Evas * e, Evas_Object * obj,
- void *event_info);
-static void _right_button_up_cb(void *data, Evas * e, Evas_Object * obj,
- void *event_info);
-static void _add_colorbar(Evas_Object * obj);
-static void _set_color(Evas_Object * obj, int r, int g, int b);
-
-static void
-_del_hook(Evas_Object * obj)
-{
- Widget_Data *wd = elm_widget_data_get(obj);
-
- if (!wd)
- return;
- free(wd);
-}
-
-static void
-_theme_hook(Evas_Object * obj)
-{
- Widget_Data *wd = elm_widget_data_get(obj);
- int i;
-
- if (!wd || !wd->lay)
- return;
-
- _elm_theme_object_set(obj, wd->lay, "colorpicker", "bg", elm_widget_style_get(obj));
-
- for (i = 0; i < 3; i++)
- {
- evas_object_del(wd->cp[i]->colorbar);
- wd->cp[i]->colorbar = NULL;
- evas_object_del(wd->cp[i]->bar);
- wd->cp[i]->bar = NULL;
- evas_object_del(wd->cp[i]->lbt);
- wd->cp[i]->lbt = NULL;
- evas_object_del(wd->cp[i]->rbt);
- wd->cp[i]->rbt = NULL;
- if (i == 1 || i == 2)
- {
- evas_object_del(wd->cp[i]->bg_rect);
- wd->cp[i]->bg_rect = NULL;
- }
- evas_object_del(wd->cp[i]->arrow);
- wd->cp[i]->arrow = NULL;
- evas_object_del(wd->cp[i]->touch_area);
- wd->cp[i]->touch_area = NULL;
- }
-
- _add_colorbar(obj);
- _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->parent);
-
- _colorpicker_object_move(obj, e, obj, NULL);
- _colorpicker_object_resize(obj, e, obj, NULL);
-}
-
-static void
-_colorpicker_object_move(void *data, Evas * e, Evas_Object * obj,
- void *event_info)
-{
- Widget_Data *wd;
- Evas_Coord x, y;
-
- if (!data)
- return;
-
- wd = elm_widget_data_get((Evas_Object *) data);
-
- if (!wd)
- return;
-
- evas_object_geometry_get(wd->lay, &x, &y, NULL, NULL);
- wd->_x = x;
- wd->_y = y;
- evas_object_move(obj, x, y);
-}
-
-static void
-_colorpicker_object_resize(void *data, Evas * e, Evas_Object * obj,
- void *event_info)
-{
- Widget_Data *wd;
- Evas_Coord w, h;
- Evas_Coord arrow_w, arrow_h;
-
- int i;
-
- if (!data)
- return;
-
- wd = elm_widget_data_get((Evas_Object *) data);
-
- if (!wd || !wd->lay)
- return;
-
- evas_object_geometry_get(wd->lay, NULL, NULL, &w, &h);
- wd->_w = w;
- wd->_h = h;
-
- for (i = 0; i < 3; i++)
- {
- evas_object_geometry_get(wd->cp[i]->touch_area, NULL, NULL, NULL,
- &arrow_h);
- evas_object_geometry_get(wd->cp[0]->arrow, NULL, NULL, &arrow_w, NULL);
-
- evas_object_size_hint_min_set(wd->cp[i]->arrow, arrow_w, arrow_h);
- evas_object_size_hint_max_set(wd->cp[i]->arrow, arrow_w, arrow_h);
- }
-
- evas_object_resize(obj, w, h);
- _set_color((Evas_Object *) data, wd->r, wd->g, wd->b);
-}
-
-static void
-_colorpicker_object_show(void *data, Evas * e, Evas_Object * obj,
- void *event_info)
-{
- Widget_Data *wd = NULL;
-
- if (data == NULL)
- return;
-
- wd = elm_widget_data_get((Evas_Object *) data);
-
- if (wd == NULL)
- return;
-
- if (wd->lay)
- evas_object_show(wd->lay);
-}
-
-static void
-_colorpicker_object_hide(void *data, Evas * e, Evas_Object * obj,
- void *event_info)
-{
- Widget_Data *wd = NULL;
-
- if (data == NULL)
- return;
-
- wd = elm_widget_data_get((Evas_Object *) data);
-
- if (wd == NULL)
- return;
-
- if (wd->lay)
- evas_object_hide(wd->lay);
-}
-
-static void
-_rgb_to_hsl(void *data)
-{
- Widget_Data *wd = (Widget_Data *) data;
- double r, g, b;
- double v, m, vm;
- double r2, g2, b2;
-
- r = wd->r;
- g = wd->g;
- b = wd->b;
-
- r /= 255.0;
- g /= 255.0;
- b /= 255.0;
-
- v = (r > g) ? r : g;
- v = (v > b) ? v : b;
-
- m = (r < g) ? r : g;
- m = (m < b) ? m : b;
-
- wd->h = 0.0;
- wd->s = 0.0;
- wd->l = 0.0;
-
- wd->l = (m + v) / 2.0;
-
- if (wd->l <= 0.0)
- return;
-
- vm = v - m;
- wd->s = vm;
-
- if (wd->s > 0.0)
- wd->s /= (wd->l <= 0.5) ? (v + m) : (2.0 - v - m);
-
- else
- return;
-
- r2 = (v - r) / vm;
- g2 = (v - g) / vm;
- b2 = (v - b) / vm;
-
- if (r == v)
- wd->h = (g == m ? 5.0 + b2 : 1.0 - g2);
-
- else if (g == v)
- wd->h = (b == m ? 1.0 + r2 : 3.0 - b2);
-
- else
- wd->h = (r == m ? 3.0 + g2 : 5.0 - r2);
-
- wd->h *= 60.0;
-}
-
-static void
-_hsl_to_rgb(void *data)
-{
- Widget_Data *wd = (Widget_Data *) data;
- double r = 0, g = 0, b = 0;
- double _h, _s, _l;
- int i = 0;
- double sv, vsf, f, p, q, t, v;
-
- _h = wd->h;
- _s = wd->s;
- _l = wd->l;
-
- if (_s == 0.0)
- r = g = b = _l;
-
- else
- {
- if (_h == 360.0)
- _h = 0.0;
- _h /= 60.0;
-
- v = (_l <= 0.5) ? (_l * (1.0 + _s)) : (_l + _s - (_l * _s));
- p = _l + _l - v;
-
- if (v != 0)
- sv = (v - p) / v;
- else
- sv = 0;
-
- i = (int)_h;
- f = _h - i;
-
- vsf = v * sv * f;
-
- t = p + vsf;
- q = v - vsf;
-
- switch (i)
- {
- case 0:
- r = v;
- g = t;
- b = p;
- break;
- case 1:
- r = q;
- g = v;
- b = p;
- break;
- case 2:
- r = p;
- g = v;
- b = t;
- break;
- case 3:
- r = p;
- g = q;
- b = v;
- break;
- case 4:
- r = t;
- g = p;
- b = v;
- break;
- case 5:
- r = v;
- g = p;
- b = q;
- break;
- }
- }
- i = (int)(r * 255.0);
- f = (r * 255.0) - i;
- wd->r = (f <= 0.5) ? i : (i + 1);
-
- i = (int)(g * 255.0);
- f = (g * 255.0) - i;
- wd->g = (f <= 0.5) ? i : (i + 1);
-
- i = (int)(b * 255.0);
- f = (b * 255.0) - i;
- wd->b = (f <= 0.5) ? i : (i + 1);
-}
-
-static void
-_color_with_saturation(void *data)
-{
- Widget_Data *wd = (Widget_Data *) data;
-
- if (wd->er > 127)
- wd->sr = (int)((double)127 + ((double)wd->er - (double)127) * wd->s);
- else
- wd->sr = (int)((double)127 - ((double)127 - (double)wd->er) * wd->s);
-
- if (wd->eg > 127)
- wd->sg = (int)((double)127 + ((double)wd->eg - (double)127) * wd->s);
- else
- wd->sg = (int)((double)127 - ((double)127 - (double)wd->eg) * wd->s);
-
- if (wd->eb > 127)
- wd->sb = (int)((double)127 + ((double)wd->eb - (double)127) * wd->s);
- else
- wd->sb = (int)((double)127 - ((double)127 - (double)wd->eb) * wd->s);
-}
-
-static void
-_color_with_lightness(void *data)
-{
- Widget_Data *wd = (Widget_Data *) data;
-
- if (wd->l > 0.5)
- {
- wd->lr =
- wd->er +
- (int)((double)(255 - wd->er) * (double)(wd->l - 0.5) * (double)2);
- wd->lg =
- wd->eg +
- (int)((double)(255 - wd->eg) * (double)(wd->l - 0.5) * (double)2);
- wd->lb =
- wd->eb +
- (int)((double)(255 - wd->eb) * (double)(wd->l - 0.5) * (double)2);
- }
- else if (wd->l < 0.5)
- {
- wd->lr = (int)((double)wd->er * (double)wd->l * (double)2);
- wd->lg = (int)((double)wd->eg * (double)wd->l * (double)2);
- wd->lb = (int)((double)wd->eb * (double)wd->l * (double)2);
- }
- else
- {
- wd->lr = wd->er;
- wd->lg = wd->eg;
- wd->lb = wd->eb;
- }
-}
-
-static void
-_draw_rects(void *data, double x)
-{
- Colorpicker_Data *cp = (Colorpicker_Data *) data;
- Widget_Data *wd = elm_widget_data_get(cp->parent);
- double one_six = (double)1 / (double)6;
-
- switch (cp->colorpicker_num)
- {
- case 0:
- wd->h = 360.0 * x;
-
- if (x < one_six)
- {
- wd->er = 255;
- wd->eg = (int)((double)255 * x * (double)6);
- wd->eb = 0;
- }
- else if (x < (double)2 * one_six)
- {
- wd->er = 255 - (int)((double)255 * (x - one_six) * (double)6);
- wd->eg = 255;
- wd->eb = 0;
- }
- else if (x < (double)3 * one_six)
- {
- wd->er = 0;
- wd->eg = 255;
- wd->eb =
- (int)((double)255 * (x - (double)2 * one_six) * (double)6);
- }
- else if (x < (double)4 * one_six)
- {
- wd->er = 0;
- wd->eg =
- 255 -
- (int)((double)255 * (x - (double)3 * one_six) * (double)6);
- wd->eb = 255;
- }
- else if (x < (double)5 * one_six)
- {
- wd->er =
- (int)((double)255 * (x - (double)4 * one_six) * (double)6);
- wd->eg = 0;
- wd->eb = 255;
- }
- else
- {
- wd->er = 255;
- wd->eg = 0;
- wd->eb =
- 255 -
- (int)((double)255 * (x - (double)5 * one_six) * (double)6);
- }
-
- evas_object_color_set(wd->cp[0]->arrow, wd->er, wd->eg, wd->eb, 255);
- evas_object_color_set(wd->cp[1]->bg_rect, wd->er, wd->eg, wd->eb, 255);
- evas_object_color_set(wd->cp[2]->bg_rect, wd->er, wd->eg, wd->eb, 255);
-
- _color_with_saturation(wd);
- evas_object_color_set(wd->cp[1]->arrow, wd->sr, wd->sg, wd->sb, 255);
-
- _color_with_lightness(wd);
- evas_object_color_set(wd->cp[2]->arrow, wd->lr, wd->lg, wd->lb, 255);
- break;
-
- case 1:
- wd->s = (double)1 - x;
- _color_with_saturation(wd);
- evas_object_color_set(wd->cp[1]->arrow, wd->sr, wd->sg, wd->sb, 255);
- break;
-
- case 2:
- wd->l = x;
- _color_with_lightness(wd);
- evas_object_color_set(wd->cp[2]->arrow, wd->lr, wd->lg, wd->lb, 255);
- break;
-
- default:
- break;
-
- }
-
- _hsl_to_rgb(wd);
-
-}
-
-static void
-_arrow_cb(void *data, Evas_Object * obj, const char *emission,
- const char *source)
-{
- Colorpicker_Data *cp = (Colorpicker_Data *) data;
- double x, y;
-
- edje_object_part_drag_value_get(obj, "arrow", &x, &y);
- _draw_rects(data, x);
- evas_object_smart_callback_call(cp->parent, "changed", NULL);
-}
-
-static void
-_drag_start(void *data, Evas_Object *obj, const char *emission, const char *source)
-{
- elm_widget_scroll_hold_push(data);
-}
-
-static void
-_drag_stop(void *data, Evas_Object *obj, const char *emission, const char *source)
-{
- elm_widget_scroll_hold_pop(data);
-}
-
-static void
-_colorbar_cb(void *data, Evas * e, Evas_Object * obj, void *event_info)
-{
- Colorpicker_Data *cp = (Colorpicker_Data *) data;
- Evas_Event_Mouse_Down *ev = event_info;
- Evas_Coord x, y, w, h;
- double arrow_x, arrow_y;
-
- evas_object_geometry_get(cp->bar, &x, &y, &w, &h);
- edje_object_part_drag_value_get(cp->colorbar, "arrow", &arrow_x, &arrow_y);
- arrow_x = ((double)ev->output.x - (double)x) / (double)w;
- if (arrow_x > 1)
- arrow_x = 1;
- if (arrow_x < 0)
- arrow_x = 0;
- edje_object_part_drag_value_set(cp->colorbar, "arrow", arrow_x, arrow_y);
- _draw_rects(data, arrow_x);
- evas_object_smart_callback_call(cp->parent, "changed", NULL);
- evas_event_feed_mouse_cancel(e, 0, NULL);
- cp->feed_cnt ++;
- if(cp->feed_cnt < 3)
- evas_event_feed_mouse_down(e, 1, EVAS_BUTTON_NONE, 0, NULL);
- cp->feed_cnt = 0;
-}
-
-static void
-_arrow_resize_cb(void *data, Evas * e, Evas_Object * obj, void *event_info)
-{
- Colorpicker_Data *cp = (Colorpicker_Data *) data;
- Evas_Coord arrow_w, arrow_h;
-
- evas_object_geometry_get(cp->touch_area, NULL, NULL, NULL, &arrow_h);
- evas_object_geometry_get(cp->arrow, NULL, NULL, &arrow_w, NULL);
-
- evas_object_size_hint_min_set(cp->arrow, arrow_w, arrow_h);
- evas_object_size_hint_max_set(cp->arrow, arrow_w, arrow_h);
-}
-
-static Eina_Bool
-_mv_timer(void *data)
-{
- Colorpicker_Data *cp = (Colorpicker_Data *) data;
- Widget_Data *wd = elm_widget_data_get(cp->parent);
- double x, y;
-
- if (!cp || !wd)
- return 0;
-
- edje_object_part_drag_value_get(cp->colorbar, "arrow", &x, &y);
- if (cp->button_state == L_BUTTON_PRESSED)
- {
- x -= (double)1 / (double)BASE_STEP;
- if (x < 0)
- x = 0;
- edje_object_part_drag_value_set(cp->colorbar, "arrow", x, y);
- _draw_rects(data, x);
- evas_object_smart_callback_call(cp->parent, "changed", NULL);
- return 1;
- }
- else if (cp->button_state == R_BUTTON_PRESSED)
- {
- x += (double)1 / (double)BASE_STEP;
- if (x > 1)
- x = 1;
- edje_object_part_drag_value_set(cp->colorbar, "arrow", x, y);
- _draw_rects(data, x);
- evas_object_smart_callback_call(cp->parent, "changed", NULL);
- return 1;
- }
- else
- {
- if (wd->mv_timer)
- {
- ecore_timer_del(wd->mv_timer);
- wd->mv_timer = NULL;
- }
- return EINA_FALSE;
- }
-}
-
-static Eina_Bool
-_long_press_timer(void *data)
-{
- Colorpicker_Data *cp = (Colorpicker_Data *) data;
- Widget_Data *wd = elm_widget_data_get(cp->parent);
-
- if (wd->lp_timer)
- {
- ecore_timer_del(wd->lp_timer);
- wd->lp_timer = NULL;
- }
-
- wd->mv_timer = ecore_timer_add(0.01, _mv_timer, cp);
-
- return EINA_FALSE;
-}
-
-static void
-_left_button_down_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
-{
- Colorpicker_Data *cp = (Colorpicker_Data *) data;
- Widget_Data *wd = elm_widget_data_get(cp->parent);
- double x, y;
-
- edje_object_signal_emit(cp->lbt, "elm,state,left,button,down",
- "left_button");
- edje_object_part_drag_value_get(cp->colorbar, "arrow", &x, &y);
-
- if (cp->colorpicker_num == 0)
- x -= (double)1 / (double)HUE_STEP;
- else if (cp->colorpicker_num == 1)
- x -= (double)1 / (double)SAT_STEP;
- else if (cp->colorpicker_num == 2)
- x -= (double)1 / (double)LIG_STEP;
-
- if (x < 0)
- x = 0;
-
- edje_object_part_drag_value_set(cp->colorbar, "arrow", x, y);
- _draw_rects(data, x);
- evas_object_smart_callback_call(cp->parent, "changed", NULL);
- cp->button_state = L_BUTTON_PRESSED;
- wd->lp_timer = ecore_timer_add(_elm_config->longpress_timeout, _long_press_timer, cp);
-}
-
-static void
-_right_button_down_cb(void *data, Evas * e, Evas_Object * obj, void *event_info)
-{
- Colorpicker_Data *cp = (Colorpicker_Data *) data;
- Widget_Data *wd = elm_widget_data_get(cp->parent);
- double x, y;
-
- edje_object_signal_emit(cp->rbt, "elm,state,right,button,down",
- "right_button");
- edje_object_part_drag_value_get(cp->colorbar, "arrow", &x, &y);
-
- if (cp->colorpicker_num == 0)
- x += (double)1 / (double)HUE_STEP;
- else if (cp->colorpicker_num == 1)
- x += (double)1 / (double)SAT_STEP;
- else if (cp->colorpicker_num == 2)
- x += (double)1 / (double)LIG_STEP;
-
- if (x > 1)
- x = 1;
-
- edje_object_part_drag_value_set(cp->colorbar, "arrow", x, y);
- _draw_rects(data, x);
- evas_object_smart_callback_call(cp->parent, "changed", NULL);
- cp->button_state = R_BUTTON_PRESSED;
- wd->lp_timer = ecore_timer_add(_elm_config->longpress_timeout, _long_press_timer, cp);
-}
-
-static void
-_left_button_up_cb(void *data, Evas * e, Evas_Object * obj, void *event_info)
-{
- Colorpicker_Data *cp = (Colorpicker_Data *) data;
- Widget_Data *wd = elm_widget_data_get(cp->parent);
-
- if (wd->lp_timer)
- {
- ecore_timer_del(wd->lp_timer);
- wd->lp_timer = NULL;
- }
- if (wd->mv_timer)
- {
- ecore_timer_del(wd->mv_timer);
- wd->mv_timer = NULL;
- }
-
- cp->button_state = BUTTON_RELEASED;
- edje_object_signal_emit(cp->lbt, "elm,state,left,button,up", "left_button");
-}
-
-static void
-_right_button_up_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
-{
- Colorpicker_Data *cp = (Colorpicker_Data *) data;
- Widget_Data *wd = elm_widget_data_get(cp->parent);
-
- if (wd->lp_timer)
- {
- ecore_timer_del(wd->lp_timer);
- wd->lp_timer = NULL;
- }
- if (wd->mv_timer)
- {
- ecore_timer_del(wd->mv_timer);
- wd->mv_timer = NULL;
- }
-
- cp->button_state = BUTTON_RELEASED;
- edje_object_signal_emit(cp->rbt, "elm,state,right,button,up",
- "right_button");
-}
-
-static void
-_add_colorbar(Evas_Object * obj)
-{
- char colorbar_name[128];
- Widget_Data *wd;
- Evas *e;
- int i = 0;
-
-
- wd = elm_widget_data_get(obj);
- if (!wd)
- return;
-
- e = evas_object_evas_get(wd->parent);
-
- for (i = 0; i < 3; i++)
- {
- wd->cp[i] = ELM_NEW(Colorpicker_Data);
-
- wd->cp[i]->parent = obj;
- wd->cp[i]->colorpicker_num = i;
- wd->cp[i]->feed_cnt = 0;
-
- /* load colorbar area */
- wd->cp[i]->colorbar = edje_object_add(e);
- _elm_theme_object_set(obj, wd->cp[i]->colorbar, "colorpicker", "base", "default");
- snprintf(colorbar_name, sizeof(colorbar_name), "colorbar_%d", i);
- edje_object_signal_callback_add(wd->cp[i]->colorbar, "drag", "*",
- _arrow_cb, wd->cp[i]);
- edje_object_signal_callback_add( wd->cp[i]->colorbar, "drag,start", "*",
- _drag_start, obj);
- edje_object_signal_callback_add( wd->cp[i]->colorbar, "drag,stop", "*",
- _drag_stop, obj);
- edje_object_part_swallow(wd->lay, colorbar_name, wd->cp[i]->colorbar);
- evas_object_show(wd->cp[i]->colorbar);
- elm_widget_sub_object_add(obj, wd->cp[i]->colorbar);
-
- /* load colorbar image */
- wd->cp[i]->bar = edje_object_add(e);
- _elm_theme_object_set(obj, wd->cp[i]->bar, "colorpicker", "image", colorbar_name);
- evas_object_show(wd->cp[i]->bar);
- edje_object_part_swallow(wd->cp[i]->colorbar, "bar", wd->cp[i]->bar);
- elm_widget_sub_object_add(obj, wd->cp[i]->bar);
-
- /* provide expanded touch area */
- wd->cp[i]->touch_area = evas_object_rectangle_add(e);
- evas_object_color_set(wd->cp[i]->touch_area, 0, 0, 0, 0);
- edje_object_part_swallow(wd->cp[i]->colorbar, "arrow_bg",
- wd->cp[i]->touch_area);
- evas_object_event_callback_add(wd->cp[i]->touch_area,
- EVAS_CALLBACK_MOUSE_DOWN, _colorbar_cb,
- wd->cp[i]);
- evas_object_event_callback_add(wd->cp[i]->touch_area,
- EVAS_CALLBACK_RESIZE, _arrow_resize_cb,
- wd->cp[i]);
- evas_object_show(wd->cp[i]->touch_area);
- elm_widget_sub_object_add(obj, wd->cp[i]->touch_area);
-
- /* load background rectangle of the colorbar. used for changing color of the opacity bar */
- if (i == 1 || i == 2)
- {
- wd->cp[i]->bg_rect = evas_object_rectangle_add(e);
- evas_object_color_set(wd->cp[i]->bg_rect, wd->er, wd->eg, wd->eb,
- 255);
- evas_object_show(wd->cp[i]->bg_rect);
- edje_object_part_swallow(wd->cp[i]->colorbar, "bar_bg",
- wd->cp[i]->bg_rect);
-
- elm_widget_sub_object_add(obj, wd->cp[i]->bg_rect);
- }
- /* load arrow image, pointing the colorbar */
- wd->cp[i]->arrow = edje_object_add(e);
- _elm_theme_object_set(obj, wd->cp[i]->arrow, "colorpicker", "image", "updown");
- evas_object_show(wd->cp[i]->arrow);
- edje_object_part_swallow(wd->cp[i]->colorbar, "arrow",
- wd->cp[i]->arrow);
- evas_object_event_callback_add(wd->cp[i]->arrow, EVAS_CALLBACK_RESIZE,
- _arrow_resize_cb, wd->cp[i]);
- elm_widget_sub_object_add(obj, wd->cp[i]->arrow);
- if (i == 2)
- evas_object_color_set(wd->cp[i]->arrow, 0, 0, 0, 255);
- else
- evas_object_color_set(wd->cp[i]->arrow, wd->er, wd->eg, wd->eb, 255);
-
- /* load left button */
- wd->cp[i]->lbt = edje_object_add(e);
- _elm_theme_object_set(obj, wd->cp[i]->lbt, "colorpicker", "button", "left");
- evas_object_event_callback_add(wd->cp[i]->lbt, EVAS_CALLBACK_MOUSE_DOWN,
- _left_button_down_cb, wd->cp[i]);
- evas_object_event_callback_add(wd->cp[i]->lbt, EVAS_CALLBACK_MOUSE_UP,
- _left_button_up_cb, wd->cp[i]);
- evas_object_show(wd->cp[i]->lbt);
- edje_object_part_swallow(wd->cp[i]->colorbar, "l_button",
- wd->cp[i]->lbt);
- elm_widget_sub_object_add(obj, wd->cp[i]->lbt);
-
- /* load right button */
- wd->cp[i]->rbt = edje_object_add(e);
- _elm_theme_object_set(obj, wd->cp[i]->rbt, "colorpicker", "button", "right");
- evas_object_event_callback_add(wd->cp[i]->rbt, EVAS_CALLBACK_MOUSE_DOWN,
- _right_button_down_cb, wd->cp[i]);
- evas_object_event_callback_add(wd->cp[i]->rbt, EVAS_CALLBACK_MOUSE_UP,
- _right_button_up_cb, wd->cp[i]);
- evas_object_show(wd->cp[i]->rbt);
- edje_object_part_swallow(wd->cp[i]->colorbar, "r_button",
- wd->cp[i]->rbt);
- elm_widget_sub_object_add(obj, wd->cp[i]->rbt);
-
- }
-}
-
-static void
-_set_color(Evas_Object * obj, int r, int g, int b)
-{
- Widget_Data *wd = elm_widget_data_get(obj);
- double x, y;
-
- wd->r = r;
- wd->g = g;
- wd->b = b;
-
- _rgb_to_hsl(wd);
-
- edje_object_part_drag_value_get(wd->cp[0]->colorbar, "arrow", &x, &y);
- x = wd->h / 360.0;
- edje_object_part_drag_value_set(wd->cp[0]->colorbar, "arrow", x, y);
- _draw_rects(wd->cp[0], x);
-
- edje_object_part_drag_value_get(wd->cp[1]->colorbar, "arrow", &x, &y);
- x = 1.0 - wd->s;
- edje_object_part_drag_value_set(wd->cp[1]->colorbar, "arrow", x, y);
- _draw_rects(wd->cp[1], x);
-
- edje_object_part_drag_value_get(wd->cp[2]->colorbar, "arrow", &x, &y);
- x = wd->l;
- edje_object_part_drag_value_set(wd->cp[2]->colorbar, "arrow", x, y);
- _draw_rects(wd->cp[2], x);
-}
-
/**
* Add a new colorpicker to the parent
*
EAPI Evas_Object *
elm_colorpicker_add(Evas_Object *parent)
{
- Evas_Object *obj = NULL;
- Widget_Data *wd = NULL;
- Evas *e;
-
- e = evas_object_evas_get(parent);
- if (e == NULL)
- return NULL;
- wd = ELM_NEW(Widget_Data);
- e = evas_object_evas_get(parent);
- obj = elm_widget_add(e);
- ELM_SET_WIDTYPE(widtype, "colorpicker");
- elm_widget_type_set(obj, "colorpicker");
- 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);
-
- /* load background edj */
- wd->lay = edje_object_add(e);
- _elm_theme_object_set(obj, wd->lay, "colorpicker", "bg", "default");
- elm_widget_resize_object_set(obj, wd->lay);
-
- wd->er = 255;
- wd->eg = 0;
- wd->eb = 0;
- wd->h = 0.0;
- wd->s = 1.0;
- wd->l = 0.0;
-
- _hsl_to_rgb(wd);
-
- _add_colorbar(obj);
-
- evas_object_event_callback_add(obj, EVAS_CALLBACK_RESIZE,
- _colorpicker_object_resize, obj);
- evas_object_event_callback_add(obj, EVAS_CALLBACK_MOVE,
- _colorpicker_object_move, obj);
- evas_object_event_callback_add(obj, EVAS_CALLBACK_SHOW,
- _colorpicker_object_show, obj);
- evas_object_event_callback_add(obj, EVAS_CALLBACK_HIDE,
- _colorpicker_object_hide, obj);
-
- _sizing_eval(obj);
- return obj;
+ return elm_colorselector_add(parent);
}
/**
* @ingroup Colorpicker
*/
EAPI void
-elm_colorpicker_color_set(Evas_Object * obj, int r, int g, int b)
+elm_colorpicker_color_set(Evas_Object *obj, int r, int g, int b)
{
- ELM_CHECK_WIDTYPE(obj, widtype);
- _set_color(obj, r, g, b);
+ elm_colorselector_color_set(obj, r, g, b, 255);
}
/**
* @ingroup Colorpicker
*/
EAPI void
-elm_colorpicker_color_get(Evas_Object * obj, int *r, int *g, int *b)
+elm_colorpicker_color_get(Evas_Object *obj, int *r, int *g, int *b)
{
- Widget_Data *wd = elm_widget_data_get(obj);
-
- ELM_CHECK_WIDTYPE(obj, widtype);
-
- if (r)
- *r = wd->r;
- if (g)
- *g = wd->g;
- if (b)
- *b = wd->b;
+ elm_colorselector_color_get(obj, r, g, b, NULL);
}
/* vim:set ts=8 sw=3 sts=3 expandtab cino=>5n-2f0^-2{2(0W1st0 :*/
--- /dev/null
+#include <Elementary.h>
+#include "elm_priv.h"
+
+/**
+ * @addtogroup Colorselector Colorselector
+ *
+ * By using colorselector, you can select a color.
+ * Colorselector made a color using HSV/HSB mode.
+ */
+
+#define BASE_STEP 360.0
+#define HUE_STEP 360.0
+#define SAT_STEP 128.0
+#define LIG_STEP 256.0
+#define ALP_STEP 256.0
+
+typedef enum _Button_State
+{
+ BUTTON_RELEASED,
+ L_BUTTON_PRESSED,
+ R_BUTTON_PRESSED
+} Button_State;
+
+typedef enum _Color_Type
+{
+ HUE,
+ SATURATION,
+ LIGHTNESS,
+ ALPHA
+} Color_Type;
+
+typedef struct _Colorselector_Data Colorselector_Data;
+struct _Colorselector_Data
+{
+ Evas_Object *parent;
+ Evas_Object *colorbar;
+ Evas_Object *bar;
+ Evas_Object *lbt;
+ Evas_Object *rbt;
+ Evas_Object *bg_rect;
+ Evas_Object *arrow;
+ Evas_Object *touch_area;
+ Color_Type color_type;
+ Button_State button_state;
+};
+
+typedef struct _Widget_Data Widget_Data;
+struct _Widget_Data
+{
+ Evas_Object *base;
+ Colorselector_Data *cp[4];
+ Evas_Coord _x, _y, _w, _h;
+ int r, g, b, a;
+ int er, eg, eb;
+ int sr, sg, sb;
+ int lr, lg, lb;
+ double h, s, l;
+ Ecore_Timer *lp_timer;
+ Ecore_Timer *mv_timer;
+};
+
+static const char *widtype = NULL;
+
+static void _del_hook(Evas_Object *obj);
+static void _theme_hook(Evas_Object *obj);
+static void _sizing_eval(Evas_Object *obj);
+static void _rgb_to_hsl(void *data);
+static void _hsl_to_rgb(void *data);
+static void _color_with_saturation(void *data);
+static void _color_with_lightness(void *data);
+static void _draw_rects(void *data, double x);
+static void _arrow_cb(void *data, Evas_Object *obj, const char *emission, const char *source);
+static void _colorbar_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
+static Eina_Bool _mv_timer(void *data);
+static Eina_Bool _long_press_timer(void *data);
+static void _left_button_down_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
+static void _right_button_down_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
+static void _left_button_up_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
+static void _right_button_up_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
+static void _add_colorbar(Evas_Object *obj);
+static void _set_color(Evas_Object *obj, int r, int g, int b, int a);
+
+#define SIG_CHANGED "changed"
+
+static const Evas_Smart_Cb_Description _signals[] =
+{
+ {SIG_CHANGED, ""},
+ {NULL, NULL}
+};
+
+static void
+_del_hook(Evas_Object *obj)
+{
+ Widget_Data *wd = elm_widget_data_get(obj);
+ int i = 0;
+
+ if (!wd) return;
+ if (wd->lp_timer) ecore_timer_del(wd->lp_timer);
+ if (wd->mv_timer) ecore_timer_del(wd->mv_timer);
+ for (i = 0; i < 4; i++) free(wd->cp[i]);
+ free(wd);
+}
+
+static void
+_theme_hook(Evas_Object *obj)
+{
+ Widget_Data *wd = elm_widget_data_get(obj);
+ int i;
+
+ if ((!wd) || (!wd->base)) return;
+
+ _elm_theme_object_set(obj, wd->base, "colorselector", "bg",
+ elm_widget_style_get(obj));
+
+ for (i = 0; i < 4; i++)
+ {
+ evas_object_del(wd->cp[i]->colorbar);
+ wd->cp[i]->colorbar = NULL;
+ evas_object_del(wd->cp[i]->bar);
+ wd->cp[i]->bar = NULL;
+ evas_object_del(wd->cp[i]->lbt);
+ wd->cp[i]->lbt = NULL;
+ evas_object_del(wd->cp[i]->rbt);
+ wd->cp[i]->rbt = NULL;
+ if (i != 0)
+ {
+ evas_object_del(wd->cp[i]->bg_rect);
+ wd->cp[i]->bg_rect = NULL;
+ }
+ evas_object_del(wd->cp[i]->arrow);
+ wd->cp[i]->arrow = NULL;
+ evas_object_del(wd->cp[i]->touch_area);
+ wd->cp[i]->touch_area = NULL;
+ }
+
+ _add_colorbar(obj);
+ _sizing_eval(obj);
+}
+
+static void
+_colorselector_set_size_hints(Evas_Object *obj, int timesw, int timesh)
+{
+ Evas_Coord minw = -1, minh = -1;
+
+ elm_coords_finger_size_adjust(timesw, &minw, timesh, &minh);
+ edje_object_size_min_restricted_calc(obj, &minw, &minh,
+ minw, minh);
+ evas_object_size_hint_min_set(obj, minw, minh);
+ evas_object_size_hint_max_set(obj, -1, -1);
+}
+
+static void
+_sizing_eval(Evas_Object *obj)
+{
+ Widget_Data *wd = elm_widget_data_get(obj);
+ Evas_Coord minw = -1, minh = -1;
+ int i;
+
+ if (!wd) return;
+ elm_coords_finger_size_adjust(1, &minw, 1, &minh);
+ for (i = 0; i < 4; i++)
+ {
+ if (wd->cp[i]->bg_rect)
+ _colorselector_set_size_hints(wd->cp[i]->bg_rect, 1, 1);
+ _colorselector_set_size_hints(wd->cp[i]->bar, 1, 1);
+ _colorselector_set_size_hints(wd->cp[i]->rbt, 1, 1);
+ _colorselector_set_size_hints(wd->cp[i]->lbt, 1, 1);
+
+ _colorselector_set_size_hints(wd->cp[i]->colorbar, 4, 1);
+
+ }
+
+ elm_coords_finger_size_adjust(4, &minw, 4, &minh);
+ edje_object_size_min_restricted_calc(wd->base, &minw, &minh, minw, minh);
+ evas_object_size_hint_min_set(obj, minw, minh);
+ evas_object_size_hint_max_set(obj, -1, -1);
+}
+
+static void
+_rgb_to_hsl(void *data)
+{
+ Widget_Data *wd = data;
+ double r, g, b;
+ double v, m, vm;
+ double r2, g2, b2;
+
+ r = wd->r;
+ g = wd->g;
+ b = wd->b;
+
+ r /= 255.0;
+ g /= 255.0;
+ b /= 255.0;
+
+ v = (r > g) ? r : g;
+ v = (v > b) ? v : b;
+
+ m = (r < g) ? r : g;
+ m = (m < b) ? m : b;
+
+ wd->h = 0.0;
+ wd->s = 0.0;
+ wd->l = 0.0;
+
+ wd->l = (m + v) / 2.0;
+
+ if (wd->l <= 0.0) return;
+
+ vm = v - m;
+ wd->s = vm;
+
+ if (wd->s > 0.0) wd->s /= (wd->l <= 0.5) ? (v + m) : (2.0 - v - m);
+ else return;
+
+ r2 = (v - r) / vm;
+ g2 = (v - g) / vm;
+ b2 = (v - b) / vm;
+
+ if (r == v) wd->h = (g == m ? 5.0 + b2 : 1.0 - g2);
+ else if (g == v) wd->h = (b == m ? 1.0 + r2 : 3.0 - b2);
+ else wd->h = (r == m ? 3.0 + g2 : 5.0 - r2);
+
+ wd->h *= 60.0;
+}
+
+static void
+_hsl_to_rgb(void *data)
+{
+ Widget_Data *wd = data;
+ double r = 0, g = 0, b = 0;
+ double _h, _s, _l;
+ int i = 0;
+ double sv, vsf, f, p, q, t, v;
+
+ _h = wd->h;
+ _s = wd->s;
+ _l = wd->l;
+
+ if (_s == 0.0) r = g = b = _l;
+ else
+ {
+ if (_h == 360.0) _h = 0.0;
+ _h /= 60.0;
+
+ v = (_l <= 0.5) ? (_l * (1.0 + _s)) : (_l + _s - (_l * _s));
+ p = _l + _l - v;
+
+ if (v) sv = (v - p) / v;
+ else sv = 0;
+
+ i = (int)_h;
+ f = _h - i;
+
+ vsf = v * sv * f;
+
+ t = p + vsf;
+ q = v - vsf;
+
+ switch (i)
+ {
+ case 0:
+ r = v;
+ g = t;
+ b = p;
+ break;
+ case 1:
+ r = q;
+ g = v;
+ b = p;
+ break;
+ case 2:
+ r = p;
+ g = v;
+ b = t;
+ break;
+ case 3:
+ r = p;
+ g = q;
+ b = v;
+ break;
+ case 4:
+ r = t;
+ g = p;
+ b = v;
+ break;
+ case 5:
+ r = v;
+ g = p;
+ b = q;
+ break;
+ }
+ }
+ i = (int)(r * 255.0);
+ f = (r * 255.0) - i;
+ wd->r = (f <= 0.5) ? i : (i + 1);
+
+ i = (int)(g * 255.0);
+ f = (g * 255.0) - i;
+ wd->g = (f <= 0.5) ? i : (i + 1);
+
+ i = (int)(b * 255.0);
+ f = (b * 255.0) - i;
+ wd->b = (f <= 0.5) ? i : (i + 1);
+}
+
+static void
+_color_with_saturation(void *data)
+{
+ Widget_Data *wd = data;
+
+ if (wd->er > 127) wd->sr = 127 + (int)((double)(wd->er - 127) * wd->s);
+ else wd->sr = 127 - (int)((double)(127 - wd->er) * wd->s);
+ if (wd->eg > 127) wd->sg = 127 + (int)((double)(wd->eg - 127) * wd->s);
+ else wd->sg = 127 - (int)((double)(127 - wd->eg) * wd->s);
+ if (wd->eb > 127) wd->sb = 127 + (int)((double)(wd->eb - 127) * wd->s);
+ else wd->sb = 127 - (int)((double)(127 - wd->eb) * wd->s);
+}
+
+static void
+_color_with_lightness(void *data)
+{
+ Widget_Data *wd = data;
+
+ if (wd->l > 0.5)
+ {
+ wd->lr = wd->er + (int)((double)(255 - wd->er) * (wd->l - 0.5) * 2.0);
+ wd->lg = wd->eg + (int)((double)(255 - wd->eg) * (wd->l - 0.5) * 2.0);
+ wd->lb = wd->eb + (int)((double)(255 - wd->eb) * (wd->l - 0.5) * 2.0);
+ }
+ else if (wd->l < 0.5)
+ {
+ wd->lr = (double)wd->er * wd->l * 2.0;
+ wd->lg = (double)wd->eg * wd->l * 2.0;
+ wd->lb = (double)wd->eb * wd->l * 2.0;
+ }
+ else
+ {
+ wd->lr = wd->er;
+ wd->lg = wd->eg;
+ wd->lb = wd->eb;
+ }
+}
+
+static void
+_draw_rects(void *data, double x)
+{
+ Colorselector_Data *cp = data;
+ Widget_Data *wd = elm_widget_data_get(cp->parent);
+ double one_six = 1.0 / 6.0;
+
+ switch (cp->color_type)
+ {
+ case HUE:
+ wd->h = 360.0 * x;
+
+ if (x < one_six)
+ {
+ wd->er = 255;
+ wd->eg = (255.0 * x * 6.0);
+ wd->eb = 0;
+ }
+ else if (x < 2 * one_six)
+ {
+ wd->er = 255 - (int)(255.0 * (x - one_six) * 6.0);
+ wd->eg = 255;
+ wd->eb = 0;
+ }
+ else if (x < 3 * one_six)
+ {
+ wd->er = 0;
+ wd->eg = 255;
+ wd->eb = (int)(255.0 * (x - (2.0 * one_six)) * 6.0);
+ }
+ else if (x < 4 * one_six)
+ {
+ wd->er = 0;
+ wd->eg = 255 - (int)(255.0 * (x - (3.0 * one_six)) * 6.0);
+ wd->eb = 255;
+ }
+ else if (x < 5 * one_six)
+ {
+ wd->er = 255.0 * (x - (4.0 * one_six)) * 6.0;
+ wd->eg = 0;
+ wd->eb = 255;
+ }
+ else
+ {
+ wd->er = 255;
+ wd->eg = 0;
+ wd->eb = 255 - (int)(255.0 * (x - (5.0 * one_six)) * 6.0);
+ }
+
+ evas_object_color_set(wd->cp[0]->arrow, wd->er, wd->eg, wd->eb, 255);
+ evas_object_color_set(wd->cp[1]->bg_rect, wd->er, wd->eg, wd->eb, 255);
+ evas_object_color_set(wd->cp[2]->bg_rect, wd->er, wd->eg, wd->eb, 255);
+ evas_object_color_set(wd->cp[3]->bar, wd->er, wd->eg, wd->eb, 255);
+
+ _color_with_saturation(wd);
+ evas_object_color_set(wd->cp[1]->arrow, wd->sr, wd->sg, wd->sb, 255);
+
+ _color_with_lightness(wd);
+ evas_object_color_set(wd->cp[2]->arrow, wd->lr, wd->lg, wd->lb, 255);
+
+ evas_object_color_set(wd->cp[3]->arrow,
+ (wd->er * wd->a) / 255,
+ (wd->eg * wd->a) / 255,
+ (wd->eb * wd->a) / 255,
+ wd->a);
+ break;
+
+ case SATURATION:
+ wd->s = 1.0 - x;
+ _color_with_saturation(wd);
+ evas_object_color_set(wd->cp[1]->arrow, wd->sr, wd->sg, wd->sb, 255);
+ break;
+
+ case LIGHTNESS:
+ wd->l = x;
+ _color_with_lightness(wd);
+ evas_object_color_set(wd->cp[2]->arrow, wd->lr, wd->lg, wd->lb, 255);
+ break;
+
+ case ALPHA:
+ wd->a = 255.0 * x;
+ evas_object_color_set(wd->cp[3]->arrow, wd->er, wd->eg, wd->eb, wd->a);
+ break;
+
+ default:
+ break;
+ }
+ _hsl_to_rgb(wd);
+}
+
+static void
+_arrow_cb(void *data, Evas_Object *obj, const char *emission __UNUSED__, const char *source __UNUSED__)
+{
+ Colorselector_Data *cp = data;
+ double x, y;
+
+ edje_object_part_drag_value_get(obj, "elm.arrow", &x, &y);
+ _draw_rects(data, x);
+ evas_object_smart_callback_call(cp->parent, SIG_CHANGED, NULL);
+}
+
+static void
+_colorbar_cb(void *data, Evas *e, Evas_Object *obj __UNUSED__, void *event_info)
+{
+ Colorselector_Data *cp = data;
+ Evas_Event_Mouse_Down *ev = event_info;
+ Evas_Coord x, y, w, h;
+ double arrow_x = 0, arrow_y;
+
+ evas_object_geometry_get(cp->bar, &x, &y, &w, &h);
+ edje_object_part_drag_value_get(cp->colorbar, "elm.arrow",
+ &arrow_x, &arrow_y);
+ if (w > 0) arrow_x = (double)(ev->output.x - x) / (double)w;
+ if (arrow_x > 1) arrow_x = 1;
+ if (arrow_x < 0) arrow_x = 0;
+ edje_object_part_drag_value_set(cp->colorbar, "elm.arrow", arrow_x, arrow_y);
+ _draw_rects(data, arrow_x);
+ evas_object_smart_callback_call(cp->parent, SIG_CHANGED, NULL);
+ evas_event_feed_mouse_cancel(e, 0, NULL);
+ evas_event_feed_mouse_down(e, 1, EVAS_BUTTON_NONE, 0, NULL);
+}
+
+static Eina_Bool
+_mv_timer(void *data)
+{
+ Colorselector_Data *cp = data;
+ Widget_Data *wd = elm_widget_data_get(cp->parent);
+ double x, y;
+
+ if (!wd) return EINA_FALSE;
+
+ edje_object_part_drag_value_get(cp->colorbar, "elm.arrow", &x, &y);
+ if (cp->button_state == L_BUTTON_PRESSED)
+ {
+ x -= 1.0 / BASE_STEP;
+ if (x < 0.0) x = 0.0;
+ edje_object_part_drag_value_set(cp->colorbar, "elm.arrow", x, y);
+ _draw_rects(data, x);
+ evas_object_smart_callback_call(cp->parent, SIG_CHANGED, NULL);
+ return EINA_TRUE;
+ }
+ else if (cp->button_state == R_BUTTON_PRESSED)
+ {
+ x += 1.0 / BASE_STEP;
+ if (x > 1.0) x = 1.0;
+ edje_object_part_drag_value_set(cp->colorbar, "elm.arrow", x, y);
+ _draw_rects(data, x);
+ evas_object_smart_callback_call(cp->parent, SIG_CHANGED, NULL);
+ return EINA_TRUE;
+ }
+ wd->mv_timer = NULL;
+ return EINA_FALSE;
+}
+
+static Eina_Bool
+_long_press_timer(void *data)
+{
+ Colorselector_Data *cp = data;
+ Widget_Data *wd = elm_widget_data_get(cp->parent);
+
+ if (wd->mv_timer) ecore_timer_del(wd->mv_timer);
+ wd->mv_timer = ecore_timer_add(0.01, _mv_timer, cp);
+
+ wd->lp_timer = NULL;
+ return EINA_FALSE;
+}
+
+static void
+_left_button_down_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
+{
+ Colorselector_Data *cp = data;
+ Widget_Data *wd = elm_widget_data_get(cp->parent);
+ double x, y;
+
+ edje_object_signal_emit(cp->lbt, "elm,state,left,button,down",
+ "left_button");
+ edje_object_part_drag_value_get(cp->colorbar, "elm.arrow", &x, &y);
+
+ switch(cp->color_type)
+ {
+ case HUE :
+ x -= 1.0 / HUE_STEP;
+ break;
+ case SATURATION :
+ x -= 1.0 / SAT_STEP;
+ break;
+ case LIGHTNESS :
+ x -= 1.0 / LIG_STEP;
+ break;
+ case ALPHA :
+ x -= 1.0 / ALP_STEP;
+ break;
+ default :
+ break;
+ }
+
+ if (x < 0.0) x = 0.0;
+
+ edje_object_part_drag_value_set(cp->colorbar, "elm.arrow", x, y);
+ _draw_rects(data, x);
+ evas_object_smart_callback_call(cp->parent, SIG_CHANGED, NULL);
+ cp->button_state = L_BUTTON_PRESSED;
+ if (wd->lp_timer) ecore_timer_del(wd->lp_timer);
+ wd->lp_timer = ecore_timer_add(_elm_config->longpress_timeout, _long_press_timer, cp);
+}
+
+static void
+_right_button_down_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
+{
+ Colorselector_Data *cp = data;
+ Widget_Data *wd = elm_widget_data_get(cp->parent);
+ double x, y;
+
+ edje_object_signal_emit(cp->rbt, "elm,state,right,button,down",
+ "right_button");
+ edje_object_part_drag_value_get(cp->colorbar, "elm.arrow", &x, &y);
+
+ switch(cp->color_type)
+ {
+ case HUE :
+ x += 1.0 / HUE_STEP;
+ break;
+ case SATURATION :
+ x += 1.0 / SAT_STEP;
+ break;
+ case LIGHTNESS :
+ x += 1.0 / LIG_STEP;
+ break;
+ case ALPHA :
+ x += 1.0 / ALP_STEP;
+ break;
+ default :
+ break;
+ }
+
+ if (x > 1.0) x = 1.0;
+
+ edje_object_part_drag_value_set(cp->colorbar, "elm.arrow", x, y);
+ _draw_rects(data, x);
+ evas_object_smart_callback_call(cp->parent, SIG_CHANGED, NULL);
+ cp->button_state = R_BUTTON_PRESSED;
+ wd->lp_timer = ecore_timer_add(_elm_config->longpress_timeout, _long_press_timer, cp);
+}
+
+static void
+_left_button_up_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
+{
+ Colorselector_Data *cp = data;
+ Widget_Data *wd = elm_widget_data_get(cp->parent);
+
+ if (wd->lp_timer)
+ {
+ ecore_timer_del(wd->lp_timer);
+ wd->lp_timer = NULL;
+ }
+ if (wd->mv_timer)
+ {
+ ecore_timer_del(wd->mv_timer);
+ wd->mv_timer = NULL;
+ }
+
+ cp->button_state = BUTTON_RELEASED;
+ edje_object_signal_emit(cp->lbt, "elm,state,left,button,up", "left_button");
+}
+
+static void
+_right_button_up_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
+{
+ Colorselector_Data *cp = data;
+ Widget_Data *wd = elm_widget_data_get(cp->parent);
+
+ if (wd->lp_timer)
+ {
+ ecore_timer_del(wd->lp_timer);
+ wd->lp_timer = NULL;
+ }
+ if (wd->mv_timer)
+ {
+ ecore_timer_del(wd->mv_timer);
+ wd->mv_timer = NULL;
+ }
+
+ cp->button_state = BUTTON_RELEASED;
+ edje_object_signal_emit(cp->rbt, "elm,state,right,button,up",
+ "right_button");
+}
+
+static void
+_add_colorbar(Evas_Object *obj)
+{
+ char colorbar_name[128];
+ char colorbar_s[128];
+ Widget_Data *wd;
+ Evas *e;
+ int i = 0;
+
+ wd = elm_widget_data_get(obj);
+ if (!wd) return;
+
+ e = evas_object_evas_get(obj);
+
+ for (i = 0; i < 4; i++)
+ {
+ wd->cp[i] = ELM_NEW(Colorselector_Data);
+ wd->cp[i]->parent = obj;
+ switch(i)
+ {
+ case 0 :
+ wd->cp[i]->color_type = HUE;
+ break;
+ case 1 :
+ wd->cp[i]->color_type = SATURATION;
+ break;
+ case 2 :
+ wd->cp[i]->color_type = LIGHTNESS;
+ break;
+ case 3 :
+ wd->cp[i]->color_type = ALPHA;
+ break;
+ default :
+ break;
+ }
+ /* load colorbar area */
+ wd->cp[i]->colorbar = edje_object_add(e);
+ _elm_theme_object_set(obj, wd->cp[i]->colorbar, "colorselector", "base",
+ "default");
+ snprintf(colorbar_name, sizeof(colorbar_name), "colorbar_%d", i);
+ snprintf(colorbar_s, sizeof(colorbar_s), "elm.colorbar_%d", i);
+ edje_object_signal_callback_add(wd->cp[i]->colorbar, "drag", "*",
+ _arrow_cb, wd->cp[i]);
+ edje_object_part_swallow(wd->base, colorbar_s, wd->cp[i]->colorbar);
+ elm_widget_sub_object_add(obj, wd->cp[i]->colorbar);
+
+ /* load colorbar image */
+ wd->cp[i]->bar = edje_object_add(e);
+ _elm_theme_object_set(obj, wd->cp[i]->bar, "colorselector", "image",
+ colorbar_name);
+ edje_object_part_swallow(wd->cp[i]->colorbar, "elm.bar",
+ wd->cp[i]->bar);
+ elm_widget_sub_object_add(obj, wd->cp[i]->bar);
+
+ /* provide expanded touch area */
+ wd->cp[i]->touch_area = evas_object_rectangle_add(e);
+ evas_object_color_set(wd->cp[i]->touch_area, 0, 0, 0, 0);
+ edje_object_part_swallow(wd->cp[i]->colorbar, "elm.arrow_bg",
+ wd->cp[i]->touch_area);
+ evas_object_event_callback_add(wd->cp[i]->touch_area,
+ EVAS_CALLBACK_MOUSE_DOWN, _colorbar_cb,
+ wd->cp[i]);
+ elm_widget_sub_object_add(obj, wd->cp[i]->touch_area);
+
+ /* load background rectangle of the colorbar. used for
+ changing color of the opacity bar */
+ if ((i == 1) || (i == 2))
+ {
+ wd->cp[i]->bg_rect = evas_object_rectangle_add(e);
+ evas_object_color_set(wd->cp[i]->bg_rect, wd->er, wd->eg, wd->eb,
+ 255);
+ edje_object_part_swallow(wd->cp[i]->colorbar, "elm.bar_bg",
+ wd->cp[i]->bg_rect);
+
+ elm_widget_sub_object_add(obj, wd->cp[i]->bg_rect);
+ }
+ if (i == 3)
+ {
+ wd->cp[i]->bg_rect = edje_object_add(e);
+ _elm_theme_object_set(obj, wd->cp[i]->bg_rect, "colorselector",
+ "bg_image", colorbar_name);
+ edje_object_part_swallow(wd->cp[i]->colorbar, "elm.bar_bg",
+ wd->cp[i]->bg_rect);
+ elm_widget_sub_object_add(obj, wd->cp[i]->bg_rect);
+ evas_object_color_set(wd->cp[i]->bar, wd->er, wd->eg, wd->eb, 255);
+ }
+ /* load arrow image, pointing the colorbar */
+ wd->cp[i]->arrow = edje_object_add(e);
+ _elm_theme_object_set(obj, wd->cp[i]->arrow, "colorselector", "image",
+ "updown");
+ edje_object_part_swallow(wd->cp[i]->colorbar, "elm.arrow_icon",
+ wd->cp[i]->arrow);
+ elm_widget_sub_object_add(obj, wd->cp[i]->arrow);
+ if (i == 2)
+ evas_object_color_set(wd->cp[i]->arrow, 0, 0, 0, 255);
+ else
+ evas_object_color_set(wd->cp[i]->arrow, wd->er, wd->eg, wd->eb, 255);
+
+ /* load left button */
+ wd->cp[i]->lbt = edje_object_add(e);
+ _elm_theme_object_set(obj, wd->cp[i]->lbt, "colorselector", "button",
+ "left");
+ evas_object_event_callback_add(wd->cp[i]->lbt, EVAS_CALLBACK_MOUSE_DOWN,
+ _left_button_down_cb, wd->cp[i]);
+ evas_object_event_callback_add(wd->cp[i]->lbt, EVAS_CALLBACK_MOUSE_UP,
+ _left_button_up_cb, wd->cp[i]);
+ edje_object_part_swallow(wd->cp[i]->colorbar, "elm.l_button",
+ wd->cp[i]->lbt);
+ elm_widget_sub_object_add(obj, wd->cp[i]->lbt);
+
+ /* load right button */
+ wd->cp[i]->rbt = edje_object_add(e);
+ _elm_theme_object_set(obj, wd->cp[i]->rbt, "colorselector", "button",
+ "right");
+ evas_object_event_callback_add(wd->cp[i]->rbt, EVAS_CALLBACK_MOUSE_DOWN,
+ _right_button_down_cb, wd->cp[i]);
+ evas_object_event_callback_add(wd->cp[i]->rbt, EVAS_CALLBACK_MOUSE_UP,
+ _right_button_up_cb, wd->cp[i]);
+ edje_object_part_swallow(wd->cp[i]->colorbar, "elm.r_button",
+ wd->cp[i]->rbt);
+ elm_widget_sub_object_add(obj, wd->cp[i]->rbt);
+
+ }
+}
+
+static void
+_set_color(Evas_Object *obj, int r, int g, int b, int a)
+{
+ Widget_Data *wd = elm_widget_data_get(obj);
+ double x, y;
+
+ wd->r = r;
+ wd->g = g;
+ wd->b = b;
+ wd->a = a;
+
+ _rgb_to_hsl(wd);
+
+ edje_object_part_drag_value_get(wd->cp[0]->colorbar, "elm.arrow", &x, &y);
+ x = wd->h / 360.0;
+ edje_object_part_drag_value_set(wd->cp[0]->colorbar, "elm.arrow", x, y);
+ _draw_rects(wd->cp[0], x);
+
+ edje_object_part_drag_value_get(wd->cp[1]->colorbar, "elm.arrow", &x, &y);
+ x = 1.0 - wd->s;
+ edje_object_part_drag_value_set(wd->cp[1]->colorbar, "elm.arrow", x, y);
+ _draw_rects(wd->cp[1], x);
+
+ edje_object_part_drag_value_get(wd->cp[2]->colorbar, "elm.arrow", &x, &y);
+ x = wd->l;
+ edje_object_part_drag_value_set(wd->cp[2]->colorbar, "elm.arrow", x, y);
+ _draw_rects(wd->cp[2], x);
+
+ edje_object_part_drag_value_get(wd->cp[3]->colorbar, "elm.arrow", &x, &y);
+ x = wd->a / 255.0;
+ edje_object_part_drag_value_set(wd->cp[3]->colorbar, "elm.arrow", x, y);
+ _draw_rects(wd->cp[3], x);
+}
+
+/**
+ * Add a new colorselector to the parent
+ *
+ * @param parent The parent object
+ * @return The new object or NULL if it cannot be created
+ *
+ * @ingroup Colorselector
+ */
+EAPI Evas_Object *
+elm_colorselector_add(Evas_Object *parent)
+{
+ Evas_Object *obj = NULL;
+ Widget_Data *wd = NULL;
+ Evas *e;
+
+ EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
+
+ wd = ELM_NEW(Widget_Data);
+ e = evas_object_evas_get(parent);
+ if (!e) return NULL;
+ obj = elm_widget_add(e);
+ ELM_SET_WIDTYPE(widtype, "colorselector");
+ elm_widget_type_set(obj, "colorselector");
+ elm_widget_sub_object_add(parent, obj);
+ elm_widget_data_set(obj, wd);
+ elm_widget_del_hook_set(obj, _del_hook);
+ elm_widget_theme_hook_set(obj, _theme_hook);
+
+ /* load background edj */
+ wd->base = edje_object_add(e);
+ _elm_theme_object_set(obj, wd->base, "colorselector", "bg", "default");
+ elm_widget_resize_object_set(obj, wd->base);
+
+ wd->er = 255;
+ wd->eg = 0;
+ wd->eb = 0;
+ wd->h = 0.0;
+ wd->s = 1.0;
+ wd->l = 0.0;
+ wd->a = 255;
+
+ _hsl_to_rgb(wd);
+ _add_colorbar(obj);
+ _sizing_eval(obj);
+
+ evas_object_smart_callbacks_descriptions_set(obj, _signals);
+ return obj;
+}
+
+/**
+ * Set a color for the colorselector
+ *
+ * @param obj Colorselector object
+ * @param r r-value of color
+ * @param g g-value of color
+ * @param b b-value of color
+ * @param a a-value of color
+ *
+ * @ingroup Colorselector
+ */
+EAPI void
+elm_colorselector_color_set(Evas_Object *obj, int r, int g, int b, int a)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype);
+ _set_color(obj, r, g, b, a);
+}
+
+/**
+ * Get a color from the colorselector
+ *
+ * @param obj Colorselector object
+ * @param r integer pointer for r-value of color
+ * @param g integer pointer for g-value of color
+ * @param b integer pointer for b-value of color
+ * @param a integer pointer for a-value of color
+ *
+ * @ingroup Colorselector
+ */
+EAPI void
+elm_colorselector_color_get(const Evas_Object *obj, int *r, int *g, int *b, int*a)
+{
+ Widget_Data *wd = elm_widget_data_get(obj);
+ ELM_CHECK_WIDTYPE(obj, widtype);
+
+ if (r) *r = wd->r;
+ if (g) *g = wd->g;
+ if (b) *b = wd->b;
+ if (a) *a = wd->a;
+}
projects / framework / uifw / elementary.git / commitdiff