void _lib_navigation_set_position(dt_lib_module_t *self, double x, double y, int wd, int ht)
{
dt_lib_navigation_t *d = (dt_lib_navigation_t *)self->data;
dt_dev_zoom_t zoom = dt_control_get_dev_zoom();
int closeup = dt_control_get_dev_closeup();
float zoom_x = dt_control_get_dev_zoom_x();
float zoom_y = dt_control_get_dev_zoom_y();
if(d->dragging && zoom != DT_ZOOM_FIT)
{
const int inset = DT_NAVIGATION_INSET;
const float width = wd - 2 * inset, height = ht - 2 * inset;
const dt_develop_t *dev = darktable.develop;
int iwd, iht;
dt_dev_get_processed_size(dev, &iwd, &iht);
zoom_x = fmaxf(
-.5,
fminf(((x - inset) / width - .5f) / (iwd * fminf(wd / (float)iwd, ht / (float)iht) / (float)wd), .5));
zoom_y = fmaxf(
-.5, fminf(((y - inset) / height - .5f) / (iht * fminf(wd / (float)iwd, ht / (float)iht) / (float)ht),
.5));
dt_dev_check_zoom_bounds(darktable.develop, &zoom_x, &zoom_y, zoom, closeup, NULL, NULL);
dt_control_set_dev_zoom_x(zoom_x);
dt_control_set_dev_zoom_y(zoom_y);
/* redraw myself */
gtk_widget_queue_draw(self->widget);
/* redraw pipe */
dt_dev_invalidate(darktable.develop);
dt_control_queue_redraw_center();
}
}
static void _zoom_preset_change(int val)
{
// dt_lib_module_t *self = (dt_lib_module_t *)user_data;
dt_develop_t *dev = darktable.develop;
if(!dev) return;
dt_dev_zoom_t zoom;
int closeup, procw, proch;
float zoom_x, zoom_y;
zoom = dt_control_get_dev_zoom();
closeup = dt_control_get_dev_closeup();
zoom_x = dt_control_get_dev_zoom_x();
zoom_y = dt_control_get_dev_zoom_y();
dt_dev_get_processed_size(dev, &procw, &proch);
float scale = 0;
zoom_x = 0.0f; //+= (1.0/scale)*(x - .5f*dev->width )/procw;
zoom_y = 0.0f; //+= (1.0/scale)*(y - .5f*dev->height)/proch;
if(val == 0)
{
scale = 0.5 * dt_dev_get_zoom_scale(dev, DT_ZOOM_FIT, 1.0, 0);
zoom = DT_ZOOM_FREE;
}
else if(val == 1)
{
zoom = DT_ZOOM_FIT;
scale = dt_dev_get_zoom_scale(dev, DT_ZOOM_FIT, 1.0, 0);
}
else if(val == 2)
{
scale = dt_dev_get_zoom_scale(dev, DT_ZOOM_1, 1.0, 0);
zoom = DT_ZOOM_1;
}
else if(val == 3)
{
scale = 2.0f;
zoom = DT_ZOOM_FREE;
}
dt_dev_check_zoom_bounds(dev, &zoom_x, &zoom_y, zoom, closeup, NULL, NULL);
dt_control_set_dev_zoom_scale(scale);
dt_control_set_dev_zoom(zoom);
dt_control_set_dev_closeup(closeup);
dt_control_set_dev_zoom_x(zoom_x);
dt_control_set_dev_zoom_y(zoom_y);
dt_dev_invalidate(dev);
dt_control_queue_redraw();
}
static void _lib_duplicate_thumb_press_callback(GtkWidget *widget, GdkEventButton *event, dt_lib_module_t *self)
{
dt_lib_duplicate_t *d = (dt_lib_duplicate_t *)self->data;
int imgid = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget),"imgid"));
if(event->button == 1)
{
if(event->type == GDK_BUTTON_PRESS)
{
dt_develop_t *dev = darktable.develop;
if(!dev) return;
dt_dev_zoom_t zoom;
int closeup;
float zoom_x, zoom_y;
closeup = dt_control_get_dev_closeup();
float scale = 0;
zoom = DT_ZOOM_FIT;
scale = dt_dev_get_zoom_scale(dev, DT_ZOOM_FIT, 1.0, 0);
dt_dev_check_zoom_bounds(dev, &zoom_x, &zoom_y, zoom, closeup, NULL, NULL);
dt_control_set_dev_zoom_scale(scale);
dt_control_set_dev_zoom(zoom);
dt_control_set_dev_closeup(closeup);
dt_control_set_dev_zoom_x(zoom_x);
dt_control_set_dev_zoom_y(zoom_y);
dt_dev_invalidate(dev);
dt_control_queue_redraw();
dt_dev_invalidate(darktable.develop);
d->imgid = imgid;
dt_control_queue_redraw_center();
}
else if(event->type == GDK_2BUTTON_PRESS)
{
// to select the duplicate, we reuse the filmstrip proxy
_do_select(imgid);
}
}
}
static void _lib_snapshots_toggled_callback(GtkToggleButton *widget, gpointer user_data)
{
dt_lib_module_t *self = (dt_lib_module_t*)user_data;
dt_lib_snapshots_t *d = (dt_lib_snapshots_t *)self->data;
/* get current snapshot index */
int which = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget),"snapshot"));
/* free current snapshot image if exists */
if (d->snapshot_image)
{
cairo_surface_destroy(d->snapshot_image);
d->snapshot_image = NULL;
}
/* check if snapshot is activated */
if (gtk_toggle_button_get_active(widget))
{
/* lets inactivate all togglebuttons except for self */
for(uint32_t k=0; k<d->size; k++)
if(GTK_WIDGET(widget) != d->snapshot[k].button)
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(d->snapshot[k].button), FALSE);
/* setup snapshot */
d->selected = which;
dt_lib_snapshot_t *s = d->snapshot + (which-1);
dt_control_set_dev_zoom_y(s->zoom_y);
dt_control_set_dev_zoom_x(s->zoom_x);
dt_control_set_dev_zoom(s->zoom);
dt_control_set_dev_closeup(s->closeup);
dt_control_set_dev_zoom_scale(s->zoom_scale);
dt_dev_invalidate(darktable.develop);
d->snapshot_image = cairo_image_surface_create_from_png(s->filename);
}
/* redraw center view */
dt_control_queue_redraw_center();
}
