You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
395 lines
11 KiB
395 lines
11 KiB
#include "ephoto.h" |
|
|
|
typedef struct _Ephoto_Color Ephoto_Color; |
|
struct _Ephoto_Color |
|
{ |
|
Evas_Object *main; |
|
Evas_Object *parent; |
|
Evas_Object *image; |
|
Evas_Object *editor; |
|
Evas_Object *bslider; |
|
Evas_Object *gslider; |
|
Evas_Object *rslider; |
|
Eina_List *handlers; |
|
int blue; |
|
int green; |
|
int red; |
|
Evas_Coord w, h; |
|
unsigned int *original_im_data; |
|
}; |
|
|
|
static int |
|
_normalize_color(int color) |
|
{ |
|
if (color < 0) |
|
return 0; |
|
else if (color > 255) |
|
return 255; |
|
else |
|
return color; |
|
} |
|
|
|
static int |
|
_mul_color_alpha(int color, int alpha) |
|
{ |
|
if (alpha > 0 && alpha < 255) |
|
return color * (255 / alpha); |
|
else |
|
return color; |
|
} |
|
|
|
static int |
|
_demul_color_alpha(int color, int alpha) |
|
{ |
|
if (alpha > 0 && alpha < 255) |
|
return (color * alpha) / 255; |
|
else |
|
return color; |
|
} |
|
|
|
unsigned int * |
|
_ephoto_color_adjust_red(Ephoto_Color *eco, int red, unsigned int *image_data) |
|
{ |
|
unsigned int *im_data, *im_data_new, *p1, *p2; |
|
Evas_Coord x, y; |
|
int a, r, g, b, rr; |
|
|
|
im_data = malloc(sizeof(unsigned int) * eco->w * eco->h); |
|
if (image_data) |
|
memcpy(im_data, image_data, sizeof(unsigned int) * eco->w * eco->h); |
|
else |
|
memcpy(im_data, eco->original_im_data, |
|
sizeof(unsigned int) * eco->w * eco->h); |
|
|
|
eco->red = red; |
|
im_data_new = malloc(sizeof(unsigned int) * eco->w * eco->h); |
|
|
|
for (y = 0; y < eco->h; y++) |
|
{ |
|
p1 = im_data + (y * eco->w); |
|
p2 = im_data_new + (y * eco->w); |
|
for (x = 0; x < eco->w; x++) |
|
{ |
|
b = (int) ((*p1) & 0xff); |
|
g = (int) ((*p1 >> 8) & 0xff); |
|
r = (int) ((*p1 >> 16) & 0xff); |
|
a = (int) ((*p1 >> 24) & 0xff); |
|
b = _mul_color_alpha(b, a); |
|
g = _mul_color_alpha(g, a); |
|
r = _mul_color_alpha(r, a); |
|
rr = (int) r + eco->red; |
|
b = _normalize_color(b); |
|
g = _normalize_color(g); |
|
rr = _normalize_color(rr); |
|
b = _demul_color_alpha(b, a); |
|
g = _demul_color_alpha(g, a); |
|
rr = _demul_color_alpha(rr, a); |
|
*p2 = (a << 24) | (rr << 16) | (g << 8) | b; |
|
p2++; |
|
p1++; |
|
} |
|
} |
|
ephoto_single_browser_image_data_update(eco->main, eco->image, |
|
im_data_new, eco->w, eco->h); |
|
free(im_data); |
|
return im_data_new; |
|
} |
|
|
|
unsigned int * |
|
_ephoto_color_adjust_green(Ephoto_Color *eco, int green, |
|
unsigned int *image_data) |
|
{ |
|
unsigned int *im_data, *im_data_new, *p1, *p2; |
|
Evas_Coord x, y; |
|
int a, r, g, b, gg; |
|
|
|
im_data = malloc(sizeof(unsigned int) * eco->w * eco->h); |
|
if (image_data) |
|
memcpy(im_data, image_data, sizeof(unsigned int) * eco->w * eco->h); |
|
else |
|
memcpy(im_data, eco->original_im_data, |
|
sizeof(unsigned int) * eco->w * eco->h); |
|
|
|
eco->green = green; |
|
im_data_new = malloc(sizeof(unsigned int) * eco->w * eco->h); |
|
|
|
for (y = 0; y < eco->h; y++) |
|
{ |
|
p1 = im_data + (y * eco->w); |
|
p2 = im_data_new + (y * eco->w); |
|
for (x = 0; x < eco->w; x++) |
|
{ |
|
b = (int) ((*p1) & 0xff); |
|
g = (int) ((*p1 >> 8) & 0xff); |
|
r = (int) ((*p1 >> 16) & 0xff); |
|
a = (int) ((*p1 >> 24) & 0xff); |
|
b = _mul_color_alpha(b, a); |
|
g = _mul_color_alpha(g, a); |
|
r = _mul_color_alpha(r, a); |
|
gg = (int) g + eco->green; |
|
b = _normalize_color(b); |
|
gg = _normalize_color(gg); |
|
r = _normalize_color(r); |
|
b = _demul_color_alpha(b, a); |
|
gg = _demul_color_alpha(gg, a); |
|
r = _demul_color_alpha(r, a); |
|
*p2 = (a << 24) | (r << 16) | (gg << 8) | b; |
|
p2++; |
|
p1++; |
|
} |
|
} |
|
ephoto_single_browser_image_data_update(eco->main, eco->image, |
|
im_data_new, eco->w, eco->h); |
|
free(im_data); |
|
return im_data_new; |
|
} |
|
|
|
unsigned int * |
|
_ephoto_color_adjust_blue(Ephoto_Color *eco, int blue, |
|
unsigned int *image_data) |
|
{ |
|
unsigned int *im_data, *im_data_new, *p1, *p2; |
|
Evas_Coord x, y; |
|
int a, r, g, b, bb; |
|
|
|
im_data = malloc(sizeof(unsigned int) * eco->w * eco->h); |
|
if (image_data) |
|
memcpy(im_data, image_data, sizeof(unsigned int) * eco->w * eco->h); |
|
else |
|
memcpy(im_data, eco->original_im_data, |
|
sizeof(unsigned int) * eco->w * eco->h); |
|
|
|
eco->blue = blue; |
|
im_data_new = malloc(sizeof(unsigned int) * eco->w * eco->h); |
|
|
|
for (y = 0; y < eco->h; y++) |
|
{ |
|
p1 = im_data + (y * eco->w); |
|
p2 = im_data_new + (y * eco->w); |
|
for (x = 0; x < eco->w; x++) |
|
{ |
|
b = (int) ((*p1) & 0xff); |
|
g = (int) ((*p1 >> 8) & 0xff); |
|
r = (int) ((*p1 >> 16) & 0xff); |
|
a = (int) ((*p1 >> 24) & 0xff); |
|
b = _mul_color_alpha(b, a); |
|
g = _mul_color_alpha(g, a); |
|
r = _mul_color_alpha(r, a); |
|
bb = (int) b + eco->blue; |
|
bb = _normalize_color(bb); |
|
g = _normalize_color(g); |
|
r = _normalize_color(r); |
|
bb = _demul_color_alpha(bb, a); |
|
g = _demul_color_alpha(g, a); |
|
r = _demul_color_alpha(r, a); |
|
*p2 = (a << 24) | (r << 16) | (g << 8) | bb; |
|
p2++; |
|
p1++; |
|
} |
|
} |
|
ephoto_single_browser_image_data_update(eco->main, eco->image, |
|
im_data_new, eco->w, eco->h); |
|
free(im_data); |
|
return im_data_new; |
|
} |
|
|
|
static void |
|
_red_slider_changed(void *data, Evas_Object *obj, void *event_info EINA_UNUSED) |
|
{ |
|
Ephoto_Color *eco = data; |
|
int red; |
|
unsigned int *image_data, *image_data_two; |
|
|
|
red = elm_slider_value_get(obj); |
|
image_data = _ephoto_color_adjust_red(eco, red, NULL); |
|
image_data_two = _ephoto_color_adjust_green(eco, eco->green, image_data); |
|
_ephoto_color_adjust_blue(eco, eco->blue, image_data_two); |
|
} |
|
|
|
static void |
|
_green_slider_changed(void *data, Evas_Object *obj, |
|
void *event_info EINA_UNUSED) |
|
{ |
|
Ephoto_Color *eco = data; |
|
int green; |
|
unsigned int *image_data, *image_data_two; |
|
|
|
green = elm_slider_value_get(obj); |
|
image_data = _ephoto_color_adjust_green(eco, green, NULL); |
|
image_data_two = _ephoto_color_adjust_red(eco, eco->red, image_data); |
|
_ephoto_color_adjust_blue(eco, eco->blue, image_data_two); |
|
} |
|
|
|
static void |
|
_blue_slider_changed(void *data, Evas_Object *obj, |
|
void *event_info EINA_UNUSED) |
|
{ |
|
Ephoto_Color *eco = data; |
|
int blue; |
|
unsigned int *image_data, *image_data_two; |
|
|
|
blue = elm_slider_value_get(obj); |
|
image_data = _ephoto_color_adjust_blue(eco, blue, NULL); |
|
image_data_two = _ephoto_color_adjust_red(eco, eco->red, image_data); |
|
_ephoto_color_adjust_green(eco, eco->green, image_data_two); |
|
} |
|
|
|
static Eina_Bool |
|
_color_reset(void *data, int type EINA_UNUSED, |
|
void *event_info EINA_UNUSED) |
|
{ |
|
Ephoto_Color *eco = data; |
|
|
|
elm_slider_value_set(eco->rslider, 0); |
|
elm_slider_value_set(eco->gslider, 0); |
|
elm_slider_value_set(eco->bslider, 0); |
|
eco->red = 0; |
|
eco->green = 0; |
|
eco->blue = 0; |
|
_red_slider_changed(eco, eco->rslider, NULL); |
|
|
|
return ECORE_CALLBACK_PASS_ON; |
|
} |
|
|
|
static Eina_Bool |
|
_color_apply(void *data, int type EINA_UNUSED, |
|
void *event_info EINA_UNUSED) |
|
{ |
|
Ephoto_Color *eco = data; |
|
unsigned int *image_data; |
|
Evas_Coord w, h; |
|
|
|
image_data = |
|
evas_object_image_data_get(eco->image, |
|
EINA_FALSE); |
|
evas_object_image_size_get(eco->image, &w, &h); |
|
ephoto_single_browser_image_data_done(eco->main, image_data, w, h); |
|
ephoto_editor_del(eco->editor); |
|
|
|
return ECORE_CALLBACK_PASS_ON; |
|
} |
|
|
|
static Eina_Bool |
|
_color_cancel(void *data, int type EINA_UNUSED, |
|
void *event_info EINA_UNUSED) |
|
{ |
|
Ephoto_Color *eco = data; |
|
|
|
elm_slider_value_set(eco->rslider, 0); |
|
elm_slider_value_set(eco->gslider, 0); |
|
elm_slider_value_set(eco->bslider, 0); |
|
eco->red = 0; |
|
eco->green = 0; |
|
eco->blue = 0; |
|
_red_slider_changed(eco, eco->rslider, NULL); |
|
ephoto_single_browser_cancel_editing(eco->main); |
|
ephoto_editor_del(eco->editor); |
|
|
|
return ECORE_CALLBACK_PASS_ON; |
|
} |
|
|
|
static void |
|
_editor_del(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED, |
|
void *event_info EINA_UNUSED) |
|
{ |
|
Ephoto_Color *eco = data; |
|
Ecore_Event_Handler *handler; |
|
|
|
EINA_LIST_FREE(eco->handlers, handler) |
|
ecore_event_handler_del(handler); |
|
free(eco->original_im_data); |
|
free(eco); |
|
} |
|
|
|
void |
|
ephoto_color_add(Ephoto *ephoto, Evas_Object *main, Evas_Object *parent, Evas_Object *image) |
|
{ |
|
Evas_Object *slider; |
|
Ephoto_Color *eco; |
|
unsigned int *im_data; |
|
|
|
EINA_SAFETY_ON_NULL_GOTO(image, error); |
|
|
|
eco = calloc(1, sizeof(Ephoto_Color)); |
|
EINA_SAFETY_ON_NULL_GOTO(eco, error); |
|
|
|
eco->red = 0; |
|
eco->green = 0; |
|
eco->blue = 0; |
|
eco->main = main; |
|
eco->parent = parent; |
|
eco->image = image; |
|
im_data = |
|
evas_object_image_data_get(eco->image, |
|
EINA_FALSE); |
|
evas_object_image_size_get(eco->image, &eco->w, |
|
&eco->h); |
|
eco->original_im_data = malloc(sizeof(unsigned int) * eco->w * eco->h); |
|
memcpy(eco->original_im_data, im_data, |
|
sizeof(unsigned int) * eco->w * eco->h); |
|
|
|
eco->editor = ephoto_editor_add(ephoto, _("Adjust Color Levels"), |
|
"eco", eco); |
|
evas_object_event_callback_add(eco->editor, EVAS_CALLBACK_DEL, _editor_del, |
|
eco); |
|
|
|
slider = elm_slider_add(eco->editor); |
|
elm_object_text_set(slider, _("Blue")); |
|
elm_slider_min_max_set(slider, -100, 100); |
|
elm_slider_step_set(slider, 1); |
|
elm_slider_value_set(slider, 0); |
|
elm_slider_unit_format_set(slider, "%1.0f"); |
|
evas_object_size_hint_weight_set(slider, EVAS_HINT_EXPAND, EVAS_HINT_FILL); |
|
evas_object_size_hint_align_set(slider, EVAS_HINT_FILL, 0.5); |
|
evas_object_smart_callback_add(slider, "delay,changed", |
|
_blue_slider_changed, eco); |
|
elm_box_pack_start(eco->editor, slider); |
|
evas_object_show(slider); |
|
eco->bslider = slider; |
|
|
|
slider = elm_slider_add(eco->editor); |
|
elm_object_text_set(slider, _("Green")); |
|
elm_slider_min_max_set(slider, -100, 100); |
|
elm_slider_step_set(slider, 1); |
|
elm_slider_value_set(slider, 0); |
|
elm_slider_unit_format_set(slider, "%1.0f"); |
|
evas_object_size_hint_weight_set(slider, EVAS_HINT_EXPAND, EVAS_HINT_FILL); |
|
evas_object_size_hint_align_set(slider, EVAS_HINT_FILL, 0.5); |
|
evas_object_smart_callback_add(slider, "delay,changed", |
|
_green_slider_changed, eco); |
|
elm_box_pack_start(eco->editor, slider); |
|
evas_object_show(slider); |
|
eco->gslider = slider; |
|
|
|
slider = elm_slider_add(eco->editor); |
|
elm_object_text_set(slider, _("Red")); |
|
elm_slider_min_max_set(slider, -100, 100); |
|
elm_slider_step_set(slider, 1); |
|
elm_slider_value_set(slider, 0); |
|
elm_slider_unit_format_set(slider, "%1.0f"); |
|
evas_object_size_hint_weight_set(slider, EVAS_HINT_EXPAND, EVAS_HINT_FILL); |
|
evas_object_size_hint_align_set(slider, EVAS_HINT_FILL, 0.5); |
|
evas_object_smart_callback_add(slider, "delay,changed", |
|
_red_slider_changed, eco); |
|
elm_box_pack_start(eco->editor, slider); |
|
evas_object_show(slider); |
|
eco->rslider = slider; |
|
|
|
eco->handlers = |
|
eina_list_append(eco->handlers, |
|
ecore_event_handler_add(EPHOTO_EVENT_EDITOR_RESET, |
|
_color_reset, eco)); |
|
eco->handlers = |
|
eina_list_append(eco->handlers, |
|
ecore_event_handler_add(EPHOTO_EVENT_EDITOR_APPLY, |
|
_color_apply, eco)); |
|
eco->handlers = |
|
eina_list_append(eco->handlers, |
|
ecore_event_handler_add(EPHOTO_EVENT_EDITOR_CANCEL, |
|
_color_cancel, eco)); |
|
|
|
return; |
|
|
|
error: |
|
return; |
|
}
|
|
|