C++ (Cpp) zathura_document_get_adjust_mode示例

示例#1

文件： callbacks.c 项目： Louisvh/zathura

static void
cb_view_adjustment_changed(GtkAdjustment* adjustment, zathura_t* zathura,
    bool width)
{
  /* Do nothing in index mode */
  if (girara_mode_get(zathura->ui.session) == zathura->modes.index) {
    return;
  }

  const zathura_adjust_mode_t adjust_mode =
    zathura_document_get_adjust_mode(zathura->document);

  /* Don't scroll, we're focusing the inputbar. */
  if (adjust_mode == ZATHURA_ADJUST_INPUTBAR) {
    return;
  }

  /* Save the viewport size */
  unsigned int size = (unsigned int)floor(gtk_adjustment_get_page_size(adjustment));
  if (width == true) {
    zathura_document_set_viewport_width(zathura->document, size);
  } else {
    zathura_document_set_viewport_height(zathura->document, size);
  }

  /* reset the adjustment, in case bounds have changed */
  const double ratio = width == true ?
    zathura_document_get_position_x(zathura->document) :
    zathura_document_get_position_y(zathura->document);
  zathura_adjustment_set_value_from_ratio(adjustment, ratio);
}

示例#2

bool
sc_rotate(girara_session_t* session, girara_argument_t* argument,
          girara_event_t* UNUSED(event), unsigned int t)
{
  g_return_val_if_fail(session != NULL, false);
  g_return_val_if_fail(session->global.data != NULL, false);
  zathura_t* zathura = session->global.data;
  g_return_val_if_fail(zathura->document != NULL, false);

  const unsigned int page_number = zathura_document_get_current_page_number(zathura->document);

  int angle = 90;
  if (argument != NULL && argument->n == ROTATE_CCW) {
    angle = 270;
  }

  /* update rotate value */
  t = (t == 0) ? 1 : t;
  unsigned int rotation = zathura_document_get_rotation(zathura->document);
  zathura_document_set_rotation(zathura->document, (rotation + angle * t) % 360);

  /* update scale */
  girara_argument_t new_argument = { zathura_document_get_adjust_mode(zathura->document), NULL };
  sc_adjust_window(zathura->ui.session, &new_argument, NULL, 0);

  /* render all pages again */
  render_all(zathura);

  page_set(zathura, page_number);

  return false;
}

示例#3

文件： callbacks.c 项目： rschatz/zathura-synctex

bool
cb_view_resized(GtkWidget* UNUSED(widget), GtkAllocation* allocation, zathura_t* zathura)
{
  if (zathura == NULL || zathura->document == NULL) {
    return false;
  }

  static int height = -1;
  static int width = -1;

  /* adjust only if the allocation changed */
  if (width != allocation->width || height != allocation->height) {
    girara_argument_t argument = { zathura_document_get_adjust_mode(zathura->document), NULL };
    sc_adjust_window(zathura->ui.session, &argument, NULL, 0);

    width  = allocation->width;
    height = allocation->height;
  }

  return false;
}