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Elm_image: implement 'scale_type' and 'scalable' property related functions 

This patch implements the functions related to new eo properties
added in a5a44b0104
This commit is contained in:
Jaeun Choi 2016-05-12 13:25:13 +09:00
parent e3de1ab9f7
commit 8cb6c3e466
2 changed files with 136 additions and 74 deletions
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207
src/lib/elementary/elm_image.c
View File

@ -125,24 +125,24 @@ _img_new(Evas_Object *obj)
static void
_elm_image_internal_sizing_eval(Evas_Object *obj, Elm_Image_Data *sd)
{
Evas_Coord x, y, w, h;
if (!sd->img) return;
w = sd->img_w;
h = sd->img_h;
if (eo_isa(sd->img, EDJE_OBJECT_CLASS))
{
x = sd->img_x;
y = sd->img_y;
evas_object_move(sd->img, x, y);
evas_object_resize(sd->img, w, h);
evas_object_move(sd->img, sd->img_x, sd->img_y);
evas_object_resize(sd->img, sd->img_w, sd->img_h);
evas_object_move(sd->hit_rect, sd->img_x, sd->img_y);
evas_object_resize(sd->hit_rect, sd->img_w, sd->img_h);
}
else
{
Evas_Coord x = 0, y = 0, w = 1, h = 1;
double alignh = 0.5, alignv = 0.5;
int iw = 0, ih = 0, offset_w = 0, offset_h = 0;
int iw = 0, ih = 0, offset_x = 0, offset_y = 0;
//1. Get the original image size (iw x ih)
evas_object_image_size_get(sd->img, &iw, &ih);
iw = ((double)iw) * sd->scale;
@ -151,68 +151,89 @@ _elm_image_internal_sizing_eval(Evas_Object *obj, Elm_Image_Data *sd)
if (iw < 1) iw = 1;
if (ih < 1) ih = 1;
if (sd->aspect_fixed)
//2. Calculate internal image size (w x h)
// according to (iw x ih), (sd->img_w x sd->img_h), and scale_type
switch (sd->scale_type)
{
h = ((double)ih * w) / (double)iw;
if (sd->fill_inside)
{
if (h > sd->img_h)
{
h = sd->img_h;
w = ((double)iw * h) / (double)ih;
}
}
else
{
if (h < sd->img_h)
{
h = sd->img_h;
w = ((double)iw * h) / (double)ih;
}
}
}
if (!sd->resize_up)
{
if (w > iw) w = iw;
if (h > ih) h = ih;
}
if (!sd->resize_down)
{
if (w < iw) w = iw;
if (h < ih) h = ih;
case ELM_IMAGE_SCALE_TYPE_NONE:
w = iw;
h = ih;
break;
case ELM_IMAGE_SCALE_TYPE_FILL:
w = sd->img_w;
h = sd->img_h;
break;
case ELM_IMAGE_SCALE_TYPE_FIT_INSIDE:
w = sd->img_w;
h = ((double)ih * w) / (double)iw;
if (h > sd->img_h)
{
h = sd->img_h;
w = ((double)iw * h) / (double)ih;
}
if (((!sd->scale_up) && (w > iw))
|| ((!sd->scale_down) && (w < iw)))
{
w = iw;
h = ih;
}
break;
case ELM_IMAGE_SCALE_TYPE_FIT_OUTSIDE:
w = sd->img_w;
h = ((double)ih * w) / (double)iw;
if (h < sd->img_h)
{
h = sd->img_h;
w = ((double)iw * h) / (double)ih;
}
if (((!sd->scale_up) && (w > iw))
|| ((!sd->scale_down) && (w < iw)))
{
w = iw;
h = ih;
}
break;
}
//3. Calculate offset according to align value
evas_object_size_hint_align_get
(obj, &alignh, &alignv);
if (alignh == EVAS_HINT_FILL) alignh = 0.5;
if (alignv == EVAS_HINT_FILL) alignv = 0.5;
offset_w = ((sd->img_w - w) * alignh);
offset_h = ((sd->img_h - h) * alignv);
offset_x = ((sd->img_w - w) * alignh);
offset_y = ((sd->img_h - h) * alignv);
if (sd->aspect_fixed && !sd->fill_inside)
x = sd->img_x + offset_x;
y = sd->img_y + offset_y;
//4. Fill, move, resize
if (offset_x >= 0) offset_x = 0;
if (offset_y >= 0) offset_y = 0;
evas_object_image_fill_set(sd->img, offset_x, offset_y, w, h);
if (offset_x < 0)
{
evas_object_image_fill_set(sd->img, offset_w, offset_h, w, h);
w = sd->img_w;
h = sd->img_h;
x = sd->img_x;
y = sd->img_y;
w = sd->img_w;
}
else
if (offset_y < 0)
{
evas_object_image_fill_set(sd->img, 0, 0, w, h);
x = sd->img_x + offset_w;
y = sd->img_y + offset_h;
y = sd->img_y;
h = sd->img_h;
}
evas_object_move(sd->img, x, y);
evas_object_resize(sd->img, w, h);
evas_object_move(sd->hit_rect, x, y);
evas_object_resize(sd->hit_rect, w, h);
}
evas_object_move(sd->hit_rect, x, y);
evas_object_resize(sd->hit_rect, w, h);
}
static inline void
@ -586,6 +607,8 @@ _elm_image_evas_object_smart_add(Eo *obj, Elm_Image_Data *priv)
priv->aspect_fixed = EINA_TRUE;
priv->load_size = 0;
priv->scale = 1.0;
priv->scale_up = EINA_TRUE;
priv->scale_down = EINA_TRUE;
eina_spinlock_new(&priv->async.lck);
elm_widget_can_focus_set(obj, EINA_FALSE);
@ -1410,28 +1433,37 @@ _elm_image_class_constructor(Eo_Class *klass)
}
EOLIAN static void
_elm_image_scale_type_set(Eo *obj EINA_UNUSED, Elm_Image_Data *sd EINA_UNUSED, Elm_Image_Scale_Type type EINA_UNUSED)
_elm_image_scale_type_set(Eo *obj EINA_UNUSED, Elm_Image_Data *sd EINA_UNUSED, Elm_Image_Scale_Type scale_type)
{
//TODO: implementation
if (scale_type == sd->scale_type) return;
sd->scale_type = scale_type;
_elm_image_internal_sizing_eval(obj);
}
EOLIAN static Elm_Image_Scale_Type
_elm_image_scale_type_get(Eo *obj EINA_UNUSED, Elm_Image_Data *sd EINA_UNUSED)
_elm_image_scale_type_get(Eo *obj EINA_UNUSED, Elm_Image_Data *sd)
{
//TODO: implementation
return ELM_IMAGE_SCALE_TYPE_NONE;
return sd->scale_type;
}
EOLIAN static void
_elm_image_scalable_set(Eo *obj EINA_UNUSED, Elm_Image_Data *sd EINA_UNUSED, Eina_Bool up EINA_UNUSED, Eina_Bool down EINA_UNUSED)
_elm_image_scalable_set(Eo *obj, Elm_Image_Data *sd, Eina_Bool up, Eina_Bool down)
{
//TODO: implementation
if ((up == sd->scale_up) && (down == sd->scale_down)) return;
sd->scale_up = !!up;
sd->scale_down = !!down;
_elm_image_internal_sizing_eval(obj);
}
EOLIAN static void
_elm_image_scalable_get(Eo *obj EINA_UNUSED, Elm_Image_Data *sd EINA_UNUSED, Eina_Bool *up EINA_UNUSED, Eina_Bool *down EINA_UNUSED)
_elm_image_scalable_get(Eo *obj EINA_UNUSED, Elm_Image_Data *sd, Eina_Bool *up, Eina_Bool *down)
{
//TODO: implementation
if (up) *size_up = sd->scale_up;
if (down) *size_down = sd->scale_down;
}
// A11Y
@ -1752,10 +1784,21 @@ elm_image_fill_outside_set(Evas_Object *obj, Eina_Bool fill_outside)
{
ELM_IMAGE_CHECK(obj);
ELM_IMAGE_DATA_GET(obj, sd);
fill_outside = !!fill_outside;
if (sd->fill_inside == !fill_outside) return;
sd->fill_inside = !fill_outside;
_elm_image_sizing_eval(obj);
if (sd->aspect_fixed)
{
if (sd->fill_inside) sd->scale_type = ELM_IMAGE_SCALE_TYPE_FIT_INSIDE;
else sd->scale_type = ELM_IMAGE_SCALE_TYPE_FIT_OUTSIDE;
}
else
sd->scale_type = ELM_IMAGE_SCALE_TYPE_FILL;
_elm_image_internal_sizing_eval(obj, sd);
}
EAPI Eina_Bool
@ -1877,9 +1920,9 @@ elm_image_resize_down_set(Evas_Object *obj, Eina_Bool resize_down)
resize_down = !!resize_down;
if (sd->resize_down == resize_down) return;
if (sd->scale_down == resize_down) return;
sd->resize_down = resize_down;
sd->scale_down = resize_down;
_elm_image_internal_sizing_eval(obj, sd);
}
@ -1889,7 +1932,7 @@ elm_image_resize_down_get(const Evas_Object *obj)
{
ELM_IMAGE_CHECK(obj) EINA_FALSE;
ELM_IMAGE_DATA_GET(obj, sd);
return sd->resize_down;
return sd->scale_down;
}
EAPI void
@ -1900,9 +1943,9 @@ elm_image_resize_up_set(Evas_Object *obj, Eina_Bool resize_up)
resize_up = !!resize_up;
if (sd->resize_up == resize_up) return;
if (sd->scale_up == resize_up) return;
sd->resize_up = resize_up;
sd->scale_up = resize_up;
_elm_image_internal_sizing_eval(obj, sd);
}
@ -1912,7 +1955,7 @@ elm_image_resize_up_get(const Evas_Object *obj)
{
ELM_IMAGE_CHECK(obj) EINA_FALSE;
ELM_IMAGE_DATA_GET(obj, sd);
return sd->resize_up;
return sd->scale_up;
}
EAPI void
@ -1945,10 +1988,10 @@ elm_image_resizable_set(Evas_Object *obj, Eina_Bool up, Eina_Bool down)
{
ELM_IMAGE_CHECK(obj);
ELM_IMAGE_DATA_GET(obj, sd);
sd->resize_up = !!up;
sd->resize_down = !!down;
sd->scale_up = !!up;
sd->scale_down = !!down;
_elm_image_sizing_eval(obj);
_elm_image_internal_sizing_eval(obj);
}
EAPI void
@ -1956,8 +1999,8 @@ elm_image_resizable_get(const Evas_Object *obj, Eina_Bool *size_up, Eina_Bool *s
{
ELM_IMAGE_CHECK(obj);
ELM_IMAGE_DATA_GET(obj, sd);
if (size_up) *size_up = sd->resize_up;
if (size_down) *size_down = sd->resize_down;
if (size_up) *size_up = sd->scale_up;
if (size_down) *size_down = sd->scale_down;
}
EAPI void
@ -1971,6 +2014,14 @@ elm_image_fill_inside_set(Evas_Object *obj, Eina_Bool fill_inside)
sd->fill_inside = fill_inside;
if (sd->aspect_fixed)
{
if (sd->fill_inside) sd->scale_type = ELM_IMAGE_SCALE_TYPE_FIT_INSIDE;
else sd->scale_type = ELM_IMAGE_SCALE_TYPE_FIT_OUTSIDE;
}
else
sd->scale_type = ELM_IMAGE_SCALE_TYPE_FILL;
_elm_image_internal_sizing_eval(obj, sd);
}
@ -1992,6 +2043,14 @@ elm_image_aspect_fixed_set(Evas_Object *obj, Eina_Bool fixed)
sd->aspect_fixed = fixed;
if (sd->aspect_fixed)
{
if (sd->fill_inside) sd->scale_type = ELM_IMAGE_SCALE_TYPE_FIT_INSIDE;
else sd->scale_type = ELM_IMAGE_SCALE_TYPE_FIT_OUTSIDE;
}
else
sd->scale_type = ELM_IMAGE_SCALE_TYPE_FILL;
_elm_image_internal_sizing_eval(obj, sd);
}

3
src/lib/elementary/elm_widget_image.h
View File

@ -73,6 +73,7 @@ struct _Elm_Image_Data
} async;
Elm_Image_Preload_Status preload_status;
Elm_Image_Scale_Type scale_type;
const char *stdicon;
@ -96,6 +97,8 @@ struct _Elm_Image_Data
Eina_Bool async_enable : 1;
Eina_Bool async_opening : 1;
Eina_Bool async_failed : 1;
Eina_Bool scale_up : 1;
Eina_Bool scale_down : 1;
};
/**