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shot - wheel zoom - zoom around mouse cursor coords with ctrl+wheel zoom

This commit is contained in:
Carsten Haitzler 2020-01-06 11:08:36 +00:00
parent b7c5fd2a0b
commit 54afb369f8
1 changed files with 18 additions and 0 deletions
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18
src/modules/shot/e_mod_edit.c
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@ -1476,18 +1476,21 @@ zoom_set(int slot)
static void
_cb_tool_zoom_plus(void *data EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *info EINA_UNUSED)
{
elm_scroller_gravity_set(o_scroll, 0.5, 0.5);
zoom_set(zoom + 1);
}
static void
_cb_tool_zoom_reset(void *data EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *info EINA_UNUSED)
{
elm_scroller_gravity_set(o_scroll, 0.5, 0.5);
zoom_set(ZOOM_NONE);
}
static void
_cb_tool_zoom_minus(void *data EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *info EINA_UNUSED)
{
elm_scroller_gravity_set(o_scroll, 0.5, 0.5);
zoom_set(zoom - 1);
}
@ -1500,6 +1503,21 @@ _cb_edit_wheel(void *data EINA_UNUSED, Evas *e EINA_UNUSED, Evas_Object *obj EIN
if ((evas_key_modifier_is_set(ev->modifiers, "Control")) &&
(ev->direction == 0))
{
Evas_Coord x, y, w, h, px, py;
double gx, gy;
evas_pointer_canvas_xy_get(evas_object_evas_get(win), &px, &py);
evas_object_geometry_get(o_rend, &x, &y, &w, &h);
if (px < x) px = x;
if (py < y) py = y;
if (px >= (x + w)) px = x + w - 1;
if (py >= (y + h)) py = y + h - 1;
if ((w > 0) && (h > 0))
{
gx = (double)(px - x) / (double)w;
gy = (double)(py - y) / (double)h;
elm_scroller_gravity_set(o_scroll, gx, gy);
}
zoom_set(zoom - ev->z);
ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
}