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Ephoto: Add constraints to the cropper

This commit is contained in:
Stephen Houston 2015-02-19 16:31:27 -06:00
parent 1fcf1783a0
commit da9baaa313
1 changed files with 36 additions and 23 deletions
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59
src/bin/ephoto_cropper.c
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@ -19,16 +19,26 @@ _cropper_both_mouse_move(void *data, Evas_Object *obj EINA_UNUSED, const char *e
{
Ephoto_Cropper *ec = data;
Edje_Message_Int_Set *msg;
int mx, my, cx, cy, cw, ch, nx, ny;
int mx, my, cx, cy, cw, ch, nx, ny, lx, ly, lw, lh;
evas_pointer_canvas_xy_get(evas_object_evas_get(ec->cropper), &mx, &my);
evas_object_geometry_get(ec->cropper, &cx, &cy, &cw, &ch);
evas_object_geometry_get(ec->layout, &lx, &ly, &lw, &lh);
nx = mx - ec->startx;
ny = my - ec->starty;
ec->startx = mx;
ec->starty = my;
if (cx+nx < lx)
nx = lx-cx;
else if (cx+cw+nx > lx+lw)
nx = (lx+lw)-(cx+cw);
else if (cy+ny < ly)
ny = ly-cy;
else if (cy+ch+ny > ly+lh)
ny = (ly+lh)-(cy+ch);
msg = alloca(sizeof(Edje_Message_Int_Set) + (3*sizeof(int)));
msg->count = 3;
if (!strcmp(source, "handle1"))
@ -78,15 +88,20 @@ _cropper_horiz_mouse_move(void *data, Evas_Object *obj EINA_UNUSED, const char *
{
Ephoto_Cropper *ec = data;
Edje_Message_Int_Set *msg;
int mx, cx, cy, cw, ch, nx;
int mx, cx, cy, cw, ch, nx, lx, ly, lw, lh;
evas_pointer_canvas_xy_get(evas_object_evas_get(ec->cropper), &mx, 0);
evas_object_geometry_get(ec->cropper, &cx, &cy, &cw, &ch);
evas_object_geometry_get(ec->layout, &lx, &ly, &lw, &lh);
nx = mx - ec->startx;
ec->startx = mx;
if (cx+nx < lx)
nx = lx-cx;
else if (cx+cw+nx > lx+lw)
nx = (lx+lw)-(cx+cw);
msg = alloca(sizeof(Edje_Message_Int_Set) + (3*sizeof(int)));
msg->count = 3;
if (!strcmp(source, "handle4"))
@ -133,15 +148,20 @@ _cropper_vert_mouse_move(void *data, Evas_Object *obj EINA_UNUSED, const char *e
{
Ephoto_Cropper *ec = data;
Edje_Message_Int_Set *msg;
int my, cx, cy, cw, ch, ny;
int my, cx, cy, cw, ch, ny, lx, ly, lw, lh;
evas_pointer_canvas_xy_get(evas_object_evas_get(ec->cropper), 0, &my);
evas_object_geometry_get(ec->cropper, &cx, &cy, &cw, &ch);
evas_object_geometry_get(ec->layout, &lx, &ly, &lw, &lh);
ny = my - ec->starty;
ec->starty = my;
if (cy+ny < ly)
ny = ly-cy;
else if (cy+ch+ny > ly+lh)
ny = (ly+lh)-(cy+ch);
msg = alloca(sizeof(Edje_Message_Int_Set) + (3*sizeof(int)));
msg->count = 3;
if (!strcmp(source, "handle2"))
@ -189,16 +209,26 @@ _cropper_mouse_move(void *data, Evas_Object *obj EINA_UNUSED, const char *emissi
if (!ec->resizing)
{
Edje_Message_Int_Set *msg;
int mx, my, cx, cy, cw, ch, nx, ny;
int mx, my, cx, cy, cw, ch, nx, ny, lx, ly, lw, lh;
evas_pointer_canvas_xy_get(evas_object_evas_get(ec->cropper), &mx, &my);
evas_object_geometry_get(ec->cropper, &cx, &cy, &cw, &ch);
evas_object_geometry_get(ec->layout, &lx, &ly, &lw, &lh);
nx = mx - ec->startx;
ny = my - ec->starty;
ec->startx = mx;
ec->starty = my;
if (cx+nx < lx)
nx = lx-cx;
else if (cx+cw+nx > lx+lw)
nx = (lx+lw)-(cx+cw);
else if (cy+ny < ly)
ny = ly-cy;
else if (cy+ch+ny > ly+lh)
ny = (ly+lh)-(cy+ch);
msg = alloca(sizeof(Edje_Message_Int_Set) + (3*sizeof(int)));
msg->count = 3;
msg->val[0] = 0;
@ -238,7 +268,6 @@ static void
_image_resize(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event_data EINA_UNUSED)
{
Ephoto_Cropper *ec = data;
Edje_Message_Int_Set *msg;
int sx, sy, sw, sh, iw, ih, diffw, diffh;
int cx, cy, cw, ch, ix, iy;
@ -260,14 +289,6 @@ _image_resize(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED, voi
evas_object_resize(ec->layout, iw, ih);
evas_object_move(ec->layout, ix, iy);
msg = alloca(sizeof(Edje_Message_Int_Set) + (4*sizeof(int)));
msg->count = 4;
msg->val[0] = 0;
msg->val[1] = 0;
msg->val[2] = cw;
msg->val[3] = ch;
// edje_object_message_send(elm_layout_edje_get(ec->layout), EDJE_MESSAGE_INT_SET, 1, msg);
}
else
{
@ -311,14 +332,6 @@ _image_resize(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED, voi
evas_object_resize(ec->layout, nw, nh);
evas_object_move(ec->layout, ix, iy);
msg = alloca(sizeof(Edje_Message_Int_Set) + (4*sizeof(int)));
msg->count = 4;
msg->val[0] = 0;
msg->val[1] = 0;
msg->val[2] = cw;
msg->val[3] = ch;
// edje_object_message_send(elm_layout_edje_get(ec->layout), EDJE_MESSAGE_INT_SET, 1, msg);
}
}