forked from enlightenment/efl
886 lines
24 KiB
C
886 lines
24 KiB
C
#include <Elementary.h>
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#include "elm_priv.h"
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/**
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* @addtogroup Colorselector Colorselector
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*
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* By using colorselector, you can select a color.
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* Colorselector made a color using HSV/HSB mode.
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*/
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#define BASE_STEP 360.0
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#define HUE_STEP 360.0
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#define SAT_STEP 128.0
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#define LIG_STEP 256.0
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#define ALP_STEP 256.0
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typedef enum _Button_State
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{
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BUTTON_RELEASED,
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L_BUTTON_PRESSED,
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R_BUTTON_PRESSED
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} Button_State;
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typedef enum _Color_Type
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{
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HUE,
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SATURATION,
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LIGHTNESS,
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ALPHA
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} Color_Type;
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typedef struct _Colorselector_Data Colorselector_Data;
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struct _Colorselector_Data
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{
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Evas_Object *parent;
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Evas_Object *colorbar;
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Evas_Object *bar;
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Evas_Object *lbt;
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Evas_Object *rbt;
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Evas_Object *bg_rect;
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Evas_Object *arrow;
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Evas_Object *touch_area;
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Color_Type color_type;
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Button_State button_state;
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};
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typedef struct _Widget_Data Widget_Data;
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struct _Widget_Data
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{
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Evas_Object *base;
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Colorselector_Data *cp[4];
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Evas_Coord _x, _y, _w, _h;
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int r, g, b, a;
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int er, eg, eb;
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int sr, sg, sb;
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int lr, lg, lb;
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double h, s, l;
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Ecore_Timer *lp_timer;
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Ecore_Timer *mv_timer;
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};
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static const char *widtype = NULL;
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static void _del_hook(Evas_Object *obj);
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static void _theme_hook(Evas_Object *obj);
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static void _sizing_eval(Evas_Object *obj);
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static void _rgb_to_hsl(void *data);
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static void _hsl_to_rgb(void *data);
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static void _color_with_saturation(void *data);
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static void _color_with_lightness(void *data);
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static void _draw_rects(void *data, double x);
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static void _arrow_cb(void *data, Evas_Object *obj, const char *emission, const char *source);
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static void _colorbar_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static Eina_Bool _mv_timer(void *data);
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static Eina_Bool _long_press_timer(void *data);
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static void _left_button_down_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static void _right_button_down_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static void _left_button_up_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static void _right_button_up_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static void _add_colorbar(Evas_Object *obj);
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static void _set_color(Evas_Object *obj, int r, int g, int b, int a);
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#define SIG_CHANGED "changed"
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static const Evas_Smart_Cb_Description _signals[] =
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{
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{SIG_CHANGED, ""},
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{NULL, NULL}
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};
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static void
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_del_hook(Evas_Object *obj)
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{
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Widget_Data *wd = elm_widget_data_get(obj);
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int i = 0;
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if (!wd) return;
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if (wd->lp_timer) ecore_timer_del(wd->lp_timer);
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if (wd->mv_timer) ecore_timer_del(wd->mv_timer);
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for (i = 0; i < 4; i++) free(wd->cp[i]);
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free(wd);
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}
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static void
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_theme_hook(Evas_Object *obj)
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{
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Widget_Data *wd = elm_widget_data_get(obj);
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int i;
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if ((!wd) || (!wd->base)) return;
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_elm_theme_object_set(obj, wd->base, "colorselector", "bg",
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elm_widget_style_get(obj));
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for (i = 0; i < 4; i++)
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{
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evas_object_del(wd->cp[i]->colorbar);
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wd->cp[i]->colorbar = NULL;
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evas_object_del(wd->cp[i]->bar);
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wd->cp[i]->bar = NULL;
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evas_object_del(wd->cp[i]->lbt);
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wd->cp[i]->lbt = NULL;
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evas_object_del(wd->cp[i]->rbt);
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wd->cp[i]->rbt = NULL;
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if (i != 0)
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{
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evas_object_del(wd->cp[i]->bg_rect);
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wd->cp[i]->bg_rect = NULL;
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}
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evas_object_del(wd->cp[i]->arrow);
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wd->cp[i]->arrow = NULL;
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evas_object_del(wd->cp[i]->touch_area);
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wd->cp[i]->touch_area = NULL;
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}
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_add_colorbar(obj);
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_sizing_eval(obj);
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}
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static void
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_colorselector_set_size_hints(Evas_Object *obj, int timesw, int timesh)
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{
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Evas_Coord minw = -1, minh = -1;
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elm_coords_finger_size_adjust(timesw, &minw, timesh, &minh);
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edje_object_size_min_restricted_calc(obj, &minw, &minh,
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minw, minh);
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evas_object_size_hint_min_set(obj, minw, minh);
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evas_object_size_hint_max_set(obj, -1, -1);
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}
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static void
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_sizing_eval(Evas_Object *obj)
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{
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Widget_Data *wd = elm_widget_data_get(obj);
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Evas_Coord minw = -1, minh = -1;
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int i;
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if (!wd) return;
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elm_coords_finger_size_adjust(1, &minw, 1, &minh);
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for (i = 0; i < 4; i++)
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{
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if (wd->cp[i]->bg_rect)
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_colorselector_set_size_hints(wd->cp[i]->bg_rect, 1, 1);
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_colorselector_set_size_hints(wd->cp[i]->bar, 1, 1);
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_colorselector_set_size_hints(wd->cp[i]->rbt, 1, 1);
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_colorselector_set_size_hints(wd->cp[i]->lbt, 1, 1);
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_colorselector_set_size_hints(wd->cp[i]->colorbar, 4, 1);
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}
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elm_coords_finger_size_adjust(4, &minw, 4, &minh);
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edje_object_size_min_restricted_calc(wd->base, &minw, &minh, minw, minh);
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evas_object_size_hint_min_set(obj, minw, minh);
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evas_object_size_hint_max_set(obj, -1, -1);
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}
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static void
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_rgb_to_hsl(void *data)
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{
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Widget_Data *wd = data;
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double r, g, b;
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double v, m, vm;
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double r2, g2, b2;
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r = wd->r;
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g = wd->g;
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b = wd->b;
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r /= 255.0;
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g /= 255.0;
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b /= 255.0;
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v = (r > g) ? r : g;
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v = (v > b) ? v : b;
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m = (r < g) ? r : g;
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m = (m < b) ? m : b;
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wd->h = 0.0;
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wd->s = 0.0;
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wd->l = 0.0;
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wd->l = (m + v) / 2.0;
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if (wd->l <= 0.0) return;
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vm = v - m;
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wd->s = vm;
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if (wd->s > 0.0) wd->s /= (wd->l <= 0.5) ? (v + m) : (2.0 - v - m);
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else return;
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r2 = (v - r) / vm;
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g2 = (v - g) / vm;
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b2 = (v - b) / vm;
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if (r == v) wd->h = (g == m ? 5.0 + b2 : 1.0 - g2);
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else if (g == v) wd->h = (b == m ? 1.0 + r2 : 3.0 - b2);
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else wd->h = (r == m ? 3.0 + g2 : 5.0 - r2);
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wd->h *= 60.0;
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}
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static void
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_hsl_to_rgb(void *data)
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{
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Widget_Data *wd = data;
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double r = 0, g = 0, b = 0;
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double _h, _s, _l;
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int i = 0;
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double sv, vsf, f, p, q, t, v;
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_h = wd->h;
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_s = wd->s;
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_l = wd->l;
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if (_s == 0.0) r = g = b = _l;
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else
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{
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if (_h == 360.0) _h = 0.0;
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_h /= 60.0;
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v = (_l <= 0.5) ? (_l * (1.0 + _s)) : (_l + _s - (_l * _s));
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p = _l + _l - v;
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if (v) sv = (v - p) / v;
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else sv = 0;
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i = (int)_h;
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f = _h - i;
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vsf = v * sv * f;
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t = p + vsf;
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q = v - vsf;
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switch (i)
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{
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case 0:
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r = v;
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g = t;
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b = p;
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break;
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case 1:
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r = q;
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g = v;
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b = p;
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break;
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case 2:
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r = p;
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g = v;
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b = t;
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break;
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case 3:
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r = p;
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g = q;
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b = v;
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break;
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case 4:
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r = t;
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g = p;
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b = v;
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break;
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case 5:
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r = v;
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g = p;
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b = q;
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break;
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}
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}
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i = (int)(r * 255.0);
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f = (r * 255.0) - i;
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wd->r = (f <= 0.5) ? i : (i + 1);
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i = (int)(g * 255.0);
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f = (g * 255.0) - i;
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wd->g = (f <= 0.5) ? i : (i + 1);
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i = (int)(b * 255.0);
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f = (b * 255.0) - i;
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wd->b = (f <= 0.5) ? i : (i + 1);
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}
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static void
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_color_with_saturation(void *data)
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{
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Widget_Data *wd = data;
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if (wd->er > 127) wd->sr = 127 + (int)((double)(wd->er - 127) * wd->s);
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else wd->sr = 127 - (int)((double)(127 - wd->er) * wd->s);
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if (wd->eg > 127) wd->sg = 127 + (int)((double)(wd->eg - 127) * wd->s);
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else wd->sg = 127 - (int)((double)(127 - wd->eg) * wd->s);
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if (wd->eb > 127) wd->sb = 127 + (int)((double)(wd->eb - 127) * wd->s);
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else wd->sb = 127 - (int)((double)(127 - wd->eb) * wd->s);
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}
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static void
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_color_with_lightness(void *data)
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{
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Widget_Data *wd = data;
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if (wd->l > 0.5)
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{
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wd->lr = wd->er + (int)((double)(255 - wd->er) * (wd->l - 0.5) * 2.0);
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wd->lg = wd->eg + (int)((double)(255 - wd->eg) * (wd->l - 0.5) * 2.0);
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wd->lb = wd->eb + (int)((double)(255 - wd->eb) * (wd->l - 0.5) * 2.0);
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}
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else if (wd->l < 0.5)
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{
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wd->lr = (double)wd->er * wd->l * 2.0;
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wd->lg = (double)wd->eg * wd->l * 2.0;
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wd->lb = (double)wd->eb * wd->l * 2.0;
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}
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else
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{
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wd->lr = wd->er;
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wd->lg = wd->eg;
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wd->lb = wd->eb;
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}
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}
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static void
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_draw_rects(void *data, double x)
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{
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Colorselector_Data *cp = data;
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Widget_Data *wd = elm_widget_data_get(cp->parent);
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double one_six = 1.0 / 6.0;
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switch (cp->color_type)
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{
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case HUE:
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wd->h = 360.0 * x;
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if (x < one_six)
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{
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wd->er = 255;
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wd->eg = (255.0 * x * 6.0);
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wd->eb = 0;
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}
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else if (x < 2 * one_six)
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{
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wd->er = 255 - (int)(255.0 * (x - one_six) * 6.0);
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wd->eg = 255;
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wd->eb = 0;
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}
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else if (x < 3 * one_six)
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{
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wd->er = 0;
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wd->eg = 255;
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wd->eb = (int)(255.0 * (x - (2.0 * one_six)) * 6.0);
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}
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else if (x < 4 * one_six)
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{
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wd->er = 0;
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wd->eg = 255 - (int)(255.0 * (x - (3.0 * one_six)) * 6.0);
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wd->eb = 255;
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}
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else if (x < 5 * one_six)
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{
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wd->er = 255.0 * (x - (4.0 * one_six)) * 6.0;
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wd->eg = 0;
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wd->eb = 255;
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}
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else
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{
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wd->er = 255;
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wd->eg = 0;
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wd->eb = 255 - (int)(255.0 * (x - (5.0 * one_six)) * 6.0);
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}
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evas_object_color_set(wd->cp[0]->arrow, wd->er, wd->eg, wd->eb, 255);
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evas_object_color_set(wd->cp[1]->bg_rect, wd->er, wd->eg, wd->eb, 255);
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evas_object_color_set(wd->cp[2]->bg_rect, wd->er, wd->eg, wd->eb, 255);
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evas_object_color_set(wd->cp[3]->bar, wd->er, wd->eg, wd->eb, 255);
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_color_with_saturation(wd);
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evas_object_color_set(wd->cp[1]->arrow, wd->sr, wd->sg, wd->sb, 255);
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_color_with_lightness(wd);
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evas_object_color_set(wd->cp[2]->arrow, wd->lr, wd->lg, wd->lb, 255);
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evas_object_color_set(wd->cp[3]->arrow,
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(wd->er * wd->a) / 255,
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(wd->eg * wd->a) / 255,
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(wd->eb * wd->a) / 255,
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wd->a);
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break;
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case SATURATION:
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wd->s = 1.0 - x;
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_color_with_saturation(wd);
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evas_object_color_set(wd->cp[1]->arrow, wd->sr, wd->sg, wd->sb, 255);
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break;
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case LIGHTNESS:
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wd->l = x;
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_color_with_lightness(wd);
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evas_object_color_set(wd->cp[2]->arrow, wd->lr, wd->lg, wd->lb, 255);
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break;
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case ALPHA:
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wd->a = 255.0 * x;
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evas_object_color_set(wd->cp[3]->arrow, wd->er, wd->eg, wd->eb, wd->a);
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break;
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default:
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break;
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}
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_hsl_to_rgb(wd);
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}
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static void
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_arrow_cb(void *data, Evas_Object *obj, const char *emission __UNUSED__, const char *source __UNUSED__)
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{
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Colorselector_Data *cp = data;
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double x, y;
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edje_object_part_drag_value_get(obj, "elm.arrow", &x, &y);
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_draw_rects(data, x);
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evas_object_smart_callback_call(cp->parent, SIG_CHANGED, NULL);
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}
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static void
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_colorbar_cb(void *data, Evas *e, Evas_Object *obj __UNUSED__, void *event_info)
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{
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Colorselector_Data *cp = data;
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Evas_Event_Mouse_Down *ev = event_info;
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Evas_Coord x, y, w, h;
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double arrow_x = 0, arrow_y;
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evas_object_geometry_get(cp->bar, &x, &y, &w, &h);
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edje_object_part_drag_value_get(cp->colorbar, "elm.arrow",
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&arrow_x, &arrow_y);
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if (w > 0) arrow_x = (double)(ev->output.x - x) / (double)w;
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if (arrow_x > 1) arrow_x = 1;
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if (arrow_x < 0) arrow_x = 0;
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edje_object_part_drag_value_set(cp->colorbar, "elm.arrow", arrow_x, arrow_y);
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_draw_rects(data, arrow_x);
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evas_object_smart_callback_call(cp->parent, SIG_CHANGED, NULL);
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evas_event_feed_mouse_cancel(e, 0, NULL);
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evas_event_feed_mouse_down(e, 1, EVAS_BUTTON_NONE, 0, NULL);
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}
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static Eina_Bool
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_mv_timer(void *data)
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{
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Colorselector_Data *cp = data;
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Widget_Data *wd = elm_widget_data_get(cp->parent);
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double x, y;
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if (!wd) return EINA_FALSE;
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edje_object_part_drag_value_get(cp->colorbar, "elm.arrow", &x, &y);
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if (cp->button_state == L_BUTTON_PRESSED)
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{
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x -= 1.0 / BASE_STEP;
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if (x < 0.0) x = 0.0;
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edje_object_part_drag_value_set(cp->colorbar, "elm.arrow", x, y);
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_draw_rects(data, x);
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evas_object_smart_callback_call(cp->parent, SIG_CHANGED, NULL);
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return EINA_TRUE;
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}
|
|
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);
|
|
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, "colorselector", "image",
|
|
colorbar_name);
|
|
evas_object_show(wd->cp[i]->bar);
|
|
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]);
|
|
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, "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);
|
|
evas_object_show(wd->cp[i]->bg_rect);
|
|
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");
|
|
evas_object_show(wd->cp[i]->arrow);
|
|
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]);
|
|
evas_object_show(wd->cp[i]->lbt);
|
|
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]);
|
|
evas_object_show(wd->cp[i]->rbt);
|
|
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);
|
|
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;
|
|
}
|