File: tool_polyhole.c

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pcb-rnd 3.1.7b-2
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/*
 *                            COPYRIGHT
 *
 *  pcb-rnd, interactive printed circuit board design
 *  Copyright (C) 1994,1995,1996 Thomas Nau
 *  Copyright (C) 1997, 1998, 1999, 2000, 2001 Harry Eaton
 *  Copyright (C) 2017,2019 Tibor 'Igor2' Palinkas
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 *  Contact:
 *    Project page: http://repo.hu/projects/pcb-rnd
 *    lead developer: http://repo.hu/projects/pcb-rnd/contact.html
 *    mailing list: pcb-rnd (at) list.repo.hu (send "subscribe")
 *
 *
 *  Old contact info:
 *  Harry Eaton, 6697 Buttonhole Ct, Columbia, MD 21044, USA
 *  haceaton@aplcomm.jhuapl.edu
 *
 */

#include "config.h"
#include "conf_core.h"

#include "board.h"
#include "crosshair.h"
#include <librnd/core/actions.h>
#include "polygon.h"
#include "search.h"
#include <librnd/hid/tool.h>


void pcb_tool_polyhole_uninit(void)
{
	rnd_hid_notify_crosshair_change(&PCB->hidlib, rnd_false);
	pcb_crosshair.AttachedPolygon.PointN = 0;
	pcb_crosshair.AttachedLine.State = PCB_CH_STATE_FIRST;
	rnd_hid_notify_crosshair_change(&PCB->hidlib, rnd_true);
}

void pcb_tool_polyhole_notify_mode(rnd_design_t *hl)
{
	switch (pcb_crosshair.AttachedObject.State) {
		/* first notify, lookup object */
	case PCB_CH_STATE_FIRST:
		pcb_crosshair_attached_clean(hl);
		pcb_crosshair.AttachedPolygon_pts = 0;
		pcb_crosshair.AttachedObject.Type =
			pcb_search_screen_maybe_selector(hl->tool_x, hl->tool_y, PCB_OBJ_POLY,
									 &pcb_crosshair.AttachedObject.Ptr1, &pcb_crosshair.AttachedObject.Ptr2, &pcb_crosshair.AttachedObject.Ptr3);

		if (pcb_crosshair.AttachedObject.Type == PCB_OBJ_VOID) {
			rnd_message(RND_MSG_WARNING, "The first point of a polygon hole must be on a polygon.\n");
			break; /* don't start doing anything if clicket out of polys */
		}

		if (PCB_FLAG_TEST(PCB_FLAG_LOCK, (pcb_poly_t *)pcb_crosshair.AttachedObject.Ptr2)) {
			rnd_message(RND_MSG_WARNING, "Sorry, poly object is locked\n");
			pcb_crosshair_attached_clean(hl);
			pcb_crosshair.AttachedObject.Type = PCB_OBJ_VOID;
			pcb_crosshair.extobj_edit = NULL;
			break;
		}
		else
			pcb_crosshair.AttachedObject.State = PCB_CH_STATE_SECOND;
	/* fall thru: first click is also the first point of the poly hole */

		/* second notify, insert new point into object */
	case PCB_CH_STATE_SECOND:
		{
			rnd_point_t *points = pcb_crosshair.AttachedPolygon.Points;
			rnd_cardinal_t n = pcb_crosshair.AttachedPolygon.PointN;

			/* do update of position */
			if (pcb_crosshair.AttachedLine.State == PCB_CH_STATE_FIRST) {
				pcb_crosshair.AttachedLine.Point1.X = pcb_crosshair.AttachedLine.Point2.X = pcb_crosshair.X;
				pcb_crosshair.AttachedLine.Point1.Y = pcb_crosshair.AttachedLine.Point2.Y = pcb_crosshair.Y;
				pcb_crosshair.AttachedLine.State = PCB_CH_STATE_THIRD;
			}

			if (conf_core.editor.orthogonal_moves) {
				/* set the mark to the new starting point so ortho works */
				hl->tool_grabbed.X = hl->tool_x;
				hl->tool_grabbed.Y = hl->tool_y;
				hl->tool_grabbed.status = rnd_true;
			}

			/* check if this is the last point of a polygon */
			if (n >= 3 && points[0].X == pcb_crosshair.AttachedLine.Point2.X && points[0].Y == pcb_crosshair.AttachedLine.Point2.Y) {
				rnd_actionva(hl, "Polygon", "CloseHole", NULL);
				break;
			}

			/* Someone clicking twice on the same point ('doubleclick'): close polygon hole */
			if (n >= 3 && points[n - 1].X == pcb_crosshair.AttachedLine.Point2.X && points[n - 1].Y == pcb_crosshair.AttachedLine.Point2.Y) {
				rnd_actionva(hl, "Polygon", "CloseHole", NULL);
				break;
			}

			/* create new point if it's the first one or if it's
			 * different to the last one
			 */
			if (!n || points[n - 1].X != pcb_crosshair.AttachedLine.Point2.X || points[n - 1].Y != pcb_crosshair.AttachedLine.Point2.Y) {
				pcb_poly_point_new(&pcb_crosshair.AttachedPolygon,
																pcb_crosshair.AttachedLine.Point2.X, pcb_crosshair.AttachedLine.Point2.Y);
				pcb_crosshair.AttachedPolygon_pts = pcb_crosshair.AttachedPolygon.PointN;

				/* copy the coordinates */
				pcb_crosshair.AttachedLine.Point1.X = pcb_crosshair.AttachedLine.Point2.X;
				pcb_crosshair.AttachedLine.Point1.Y = pcb_crosshair.AttachedLine.Point2.Y;
			}
			break;
		}
	}
}

void pcb_tool_polyhole_adjust_attached_objects(rnd_design_t *hl)
{
	pcb_attached_line_t *line = &pcb_crosshair.AttachedLine;

	if (rnd_gui->control_is_pressed(rnd_gui)) {
		line->draw = rnd_false;
		return;
	}
	else
		line->draw = rnd_true;
	if (conf_core.editor.all_direction_lines) {
		line->Point2.X = pcb_crosshair.X;
		line->Point2.Y = pcb_crosshair.Y;
		return;
	}

	pcb_line_45(line);
}

void pcb_tool_polyhole_draw_attached(rnd_design_t *hl)
{
	/* draw only if starting point is set */
	if (pcb_crosshair.AttachedLine.State != PCB_CH_STATE_FIRST)
		rnd_render->draw_line(pcb_crosshair.GC,
									 pcb_crosshair.AttachedLine.Point1.X,
									 pcb_crosshair.AttachedLine.Point1.Y, pcb_crosshair.AttachedLine.Point2.X, pcb_crosshair.AttachedLine.Point2.Y);

	/* draw attached polygon only if in polygon or polygon_hole tool */
	if (pcb_crosshair.AttachedPolygon.PointN > 1) {
		pcb_xordraw_poly(&pcb_crosshair.AttachedPolygon, 0, 0, 1);
	}
}

rnd_bool pcb_tool_polyhole_undo_act(rnd_design_t *hl)
{
	if (pcb_crosshair.AttachedPolygon.PointN) {
		pcb_polygon_go_to_prev_point();
		return rnd_false;
	}
	return rnd_true;
}

rnd_bool pcb_tool_polyhole_redo_act(rnd_design_t *hl)
{
	if (pcb_crosshair.AttachedPolygon.PointN) {
		pcb_polygon_go_to_next_point();
		return rnd_false;
	}
	else
		return rnd_true;
}

void pcb_tool_polyhole_escape(rnd_design_t *hl)
{
	if (pcb_crosshair.AttachedLine.State == PCB_CH_STATE_FIRST)
		rnd_tool_select_by_name(hl, "arrow");
	else
		rnd_tool_select_by_name(hl, "polyhole");
}

/* XPM */
static const char * polyhole_icon[] = {
"21 21 3 1",
" 	c None",
".	c #6EA5D7",
"+	c #000000",
"        ..           ",
"       ...           ",
"      .....          ",
"     .......         ",
"    .........        ",
"  ....+++++...       ",
"  ....+   +....      ",
"  ...+    +.....     ",
"  ...++++++......    ",
"  ................   ",
"  .................  ",
"                     ",
"  +  +  ++  +   +++  ",
"  +  + +  + +   +    ",
"  +  + +  + +   +    ",
"  ++++ +  + +   +++  ",
"  +  + +  + +   +    ",
"  +  + +  + +   +    ",
"  +  + +  + +   +    ",
"  +  +  ++  +++ +++  ",
"                     "
};


rnd_tool_t pcb_tool_polyhole = {
	"polyhole", NULL, NULL, 100, polyhole_icon, RND_TOOL_CURSOR_NAMED("up_arrow"), 0,
	NULL,
	pcb_tool_polyhole_uninit,
	pcb_tool_polyhole_notify_mode,
	NULL,
	pcb_tool_polyhole_adjust_attached_objects,
	pcb_tool_polyhole_draw_attached,
	pcb_tool_polyhole_undo_act,
	pcb_tool_polyhole_redo_act,
	pcb_tool_polyhole_escape,
	
	0
};