static void _add_circle(GtkWidget *widget, GdkEventButton *e, dt_iop_module_t *self)
{
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget)))
{
//we unset the creation mode
dt_masks_form_t *form = darktable.develop->form_visible;
if (form) dt_masks_free_form(form);
dt_masks_change_form_gui(NULL);
dt_masks_init_formgui(darktable.develop);
GTK_TOGGLE_BUTTON(widget)->active = FALSE;
return;
}
//we want to be sure that the iop has focus
dt_iop_request_focus(self);
//we create the new form
dt_masks_form_t *spot = dt_masks_create(DT_MASKS_CIRCLE|DT_MASKS_CLONE);
dt_masks_change_form_gui(spot);
darktable.develop->form_gui->creation = TRUE;
darktable.develop->form_gui->creation_module = self;
dt_control_queue_redraw_center();
}
static int dt_circle_events_button_released(struct dt_iop_module_t *module,float pzx, float pzy, int which, uint32_t state,
dt_masks_form_t *form, int parentid, dt_masks_form_gui_t *gui,int index)
{
if (which == 3 && parentid > 0 && gui->edit_mode == DT_MASKS_EDIT_FULL)
{
dt_masks_init_formgui(darktable.develop);
//we hide the form
if (!(darktable.develop->form_visible->type & DT_MASKS_GROUP)) darktable.develop->form_visible = NULL;
else if (g_list_length(darktable.develop->form_visible->points) < 2) darktable.develop->form_visible = NULL;
else
{
GList *forms = g_list_first(darktable.develop->form_visible->points);
while (forms)
{
dt_masks_point_group_t *gpt = (dt_masks_point_group_t *)forms->data;
if (gpt->formid == form->formid)
{
darktable.develop->form_visible->points = g_list_remove(darktable.develop->form_visible->points,gpt);
break;
}
forms = g_list_next(forms);
}
}
//we remove the shape
dt_masks_form_remove(module,dt_masks_get_from_id(darktable.develop,parentid),form);
dt_dev_masks_list_remove(darktable.develop,form->formid,parentid);
return 1;
}
if (gui->form_dragging)
{
//we get the circle
dt_masks_point_circle_t *circle = (dt_masks_point_circle_t *) (g_list_first(form->points)->data);
//we end the form dragging
gui->form_dragging = FALSE;
//we change the center value
float wd = darktable.develop->preview_pipe->backbuf_width;
float ht = darktable.develop->preview_pipe->backbuf_height;
float pts[2] = {pzx*wd+gui->dx,pzy*ht+gui->dy};
dt_dev_distort_backtransform(darktable.develop,pts,1);
circle->center[0] = pts[0]/darktable.develop->preview_pipe->iwidth;
circle->center[1] = pts[1]/darktable.develop->preview_pipe->iheight;
dt_masks_write_form(form,darktable.develop);
//we recreate the form points
dt_masks_gui_form_remove(form,gui,index);
dt_masks_gui_form_create(form,gui,index);
//we save the move
dt_masks_update_image(darktable.develop);
return 1;
}
else if (gui->source_dragging)
{
//we end the form dragging
gui->source_dragging = FALSE;
if (gui->scrollx != 0.0 || gui->scrolly != 0.0)
{
dt_masks_point_circle_t *circle = (dt_masks_point_circle_t *) (g_list_first(form->points)->data);
form->source[0] = circle->center[0] + circle->radius;
form->source[1] = circle->center[1] - circle->radius;
gui->scrollx = gui->scrolly = 0.0;
}
else
{
//we change the center value
float wd = darktable.develop->preview_pipe->backbuf_width;
float ht = darktable.develop->preview_pipe->backbuf_height;
float pts[2] = {pzx*wd+gui->dx,pzy*ht+gui->dy};
dt_dev_distort_backtransform(darktable.develop,pts,1);
form->source[0] = pts[0]/darktable.develop->preview_pipe->iwidth;
form->source[1] = pts[1]/darktable.develop->preview_pipe->iheight;
}
dt_masks_write_form(form,darktable.develop);
//we recreate the form points
dt_masks_gui_form_remove(form,gui,index);
dt_masks_gui_form_create(form,gui,index);
//we save the move
dt_masks_update_image(darktable.develop);
return 1;
}
return 0;
}
