/*! \todo Finish function documentation!!!
* \brief
* \par Function Description
*
*/
void a_zoom_box_start(GschemToplevel *w_current, int w_x, int w_y)
{
i_action_start (w_current);
w_current->first_wx = w_current->second_wx = w_x;
w_current->first_wy = w_current->second_wy = w_y;
}
/*! \todo Finish function documentation!!!
* \brief
* \par Function Description
*
*/
void o_text_prepare_place(GschemToplevel *w_current, char *text, int color, int align, int rotate, int size)
{
GschemPageView *page_view = gschem_toplevel_get_current_page_view (w_current);
PAGE *page = gschem_page_view_get_page (page_view);
TOPLEVEL *toplevel = page->toplevel;
g_return_if_fail (toplevel != NULL);
g_return_if_fail (page != NULL);
/* Insert the new object into the buffer at world coordinates (0,0).
* It will be translated to the mouse coordinates during placement. */
w_current->first_wx = 0;
w_current->first_wy = 0;
w_current->last_drawb_mode = LAST_DRAWB_MODE_NONE;
/* remove the old place list if it exists */
s_delete_object_glist(toplevel, page->place_list);
page->place_list = NULL;
/* here you need to add OBJ_TEXT when it's done */
page->place_list =
g_list_append(page->place_list,
o_text_new (toplevel, OBJ_TEXT, color,
0, 0, align, rotate, /* zero is angle */
text,
size,
/* has to be visible so you can place it */
/* visibility is set when you create the object */
VISIBLE, SHOW_NAME_VALUE));
i_action_start (w_current);
i_set_state (w_current, TEXTMODE);
}
/*! \brief Start process to input a new box.
* \par Function Description
* This function starts the process to input a new box. Parameters for this
* box are put into/extracted from the <B>w_current</B> toplevel structure.
* <B>w_x</B> and <B>w_y</B> are current coordinates of the pointer in world
* coordinates.
*
* The first step is to input one corner of the box. This corner is
* (<B>w_x</B>,<B>w_y</B>) snapped to the grid and saved in <B>w_current->first_wx</B>
* and <B>w_current->first_wy</B>.
*
* The other corner will be saved in (<B>w_current->second_wx</B>,
* <B>w_current->second_wy</B>).
*
* \param [in] w_current The GschemToplevel object.
* \param [in] w_x Current x coordinate of pointer in world.
* \param [in] w_y Current y coordinate of pointer in world.
*/
void o_box_start(GschemToplevel *w_current, int w_x, int w_y)
{
i_action_start (w_current);
/* init first_w[x|y], second_w[x|y] to describe box */
w_current->first_wx = w_current->second_wx = w_x;
w_current->first_wy = w_current->second_wy = w_y;
/* start to draw the box */
o_box_invalidate_rubber (w_current);
}
/*! \brief Start placement action
*
* \par Function Description
* This function remembers the current world coordinates and
* invalidates the bounding box of the objects in the current
* place list.
*
* \param [in] w_current GschemToplevel which we're drawing for.
* \param [in] w_x The current world X coordinate.
* \param [in] w_y The current world Y coordinate.
*/
void o_place_start (GschemToplevel *w_current, int w_x, int w_y)
{
g_return_if_fail (w_current != NULL);
i_action_start (w_current);
w_current->second_wx = w_x;
w_current->second_wy = w_y;
o_place_invalidate_rubber (w_current, TRUE);
w_current->rubber_visible = 1;
}
/*! \brief Start process to input a new circle.
* \par Function Description
* This function starts the process to input a new circle. Parameters for
* this circle are pu into/extracted from the <B>w_current</B> toplevel
* structure.
* <B>w_x</B> and <B>w_y</B> are current coordinates of the mouse pointer in
* world units.
*
* The first step of the circle input is to set the center of the arc.
* This center is kept in (<B>w_current->first_wx</B>,<B>w_current->first_wy</B>).
*
* \param [in] w_current The GschemToplevel object.
* \param [in] w_x Current x coordinate of pointer in world units.
* \param [in] w_y Current y coordinate of pointer in world units.
*/
void o_circle_start(GschemToplevel *w_current, int w_x, int w_y)
{
i_action_start (w_current);
/* center of circle */
w_current->first_wx = w_x;
w_current->first_wy = w_y;
/* radius */
w_current->distance = 0;
/* first temporary circle */
o_circle_invalidate_rubber (w_current);
w_current->rubber_visible = 1;
}
/*! \todo Finish function documentation!!!
* \brief
* \par Function Description
*
*/
void o_move_start(GschemToplevel *w_current, int w_x, int w_y)
{
GList *s_iter;
g_return_if_fail (w_current != NULL);
GschemPageView *page_view = gschem_toplevel_get_current_page_view (w_current);
g_return_if_fail (page_view != NULL);
PAGE *page = gschem_page_view_get_page (page_view);
g_return_if_fail (page != NULL);
g_return_if_fail (w_current->stretch_list == NULL);
if (o_select_selected (w_current)) {
i_set_state (w_current, MOVEMODE);
gboolean net_rubber_band_mode;
net_rubber_band_mode = gschem_options_get_net_rubber_band_mode (w_current->options);
w_current->last_drawb_mode = LAST_DRAWB_MODE_NONE;
w_current->first_wx = w_current->second_wx = w_x;
w_current->first_wy = w_current->second_wy = w_y;
o_invalidate_glist (w_current, geda_list_get_glist (page->selection_list));
if (net_rubber_band_mode) {
o_move_prep_rubberband(w_current);
/* Set the dont_redraw flag on rubberbanded objects and invalidate them.
* This ensures that they are not drawn (in their un-stretched position)
* during screen updates. */
for (s_iter = w_current->stretch_list;
s_iter != NULL; s_iter = g_list_next (s_iter)) {
STRETCH *stretch = s_iter->data;
stretch->object->dont_redraw = TRUE;
o_invalidate (w_current, stretch->object);
}
}
o_select_move_to_place_list(w_current);
i_action_start (w_current);
o_move_invalidate_rubber (w_current, TRUE);
}
}
/*! \brief Start process to input a new arc.
* \par Function Description
* This function starts the process to input a new arc. Parameters for
* this arc are put into/extracted from the <B>w_current</B> toplevel structure.
* <B>w_x</B> and <B>w_y</B> are current coordinates of the pointer in screen unit.
*
* First step of the arc input is to set the radius of the arc. The center
* of the arc is kept in (<B>w_current->first_wx</B>,<B>w_current->first_wy</B>).
* The radius of the arc is in <B>w_current->distance</B>.
*
* \param [in] w_current The GschemToplevel object.
* \param [in] w_x Current x coordinate of pointer in world units.
* \param [in] w_y Current y coordinate of pointer in world units.
*/
void o_arc_start(GschemToplevel *w_current, int w_x, int w_y)
{
i_action_start (w_current);
/* set the center of the arc */
w_current->first_wx = w_x;
w_current->first_wy = w_y;
/* set the radius */
w_current->distance = 0;
/* set the start and end angles */
w_current->second_wx = w_current->second_wy = 0;
/* start the rubberbanding process of the radius */
o_arc_invalidate_rubber (w_current);
w_current->rubber_visible = 1;
}
/*! \brief set the start point of a new net
* \par Function Description
* This function sets the start point of a new net at the position of the
* cursor. If we have a visible magnetic marker, we use that instead of
* the cursor position
*/
void o_net_start(GschemToplevel *w_current, int w_x, int w_y)
{
i_action_start (w_current);
if (w_current->magnetic_wx != -1 && w_current->magnetic_wy != -1) {
w_current->first_wx = w_current->magnetic_wx;
w_current->first_wy = w_current->magnetic_wy;
}
else {
w_current->first_wx = w_x;
w_current->first_wy = w_y;
}
w_current->second_wx = w_current->third_wx = w_current->first_wx;
w_current->second_wy = w_current->third_wy = w_current->first_wy;
if (w_current->first_wx != snap_grid (w_current, w_current->first_wx)
|| w_current->first_wy != snap_grid (w_current, w_current->first_wy))
s_log_message(_("Warning: Starting net at off grid coordinate\n"));
if (w_current->net_direction_mode)
o_net_guess_direction(w_current, w_current->first_wx, w_current->first_wy);
}
