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/* GerberImportSub.m
* Subclass of Gerber-import managing the creation of graphic objects
*
* Copyright (C) 1996-2015 by Cenon GmbH
* Author: Georg Fleischmann
*
* created: 1996-05-03
* modified: 2015-09-02 (-setBounds: Prefs_ImportMoveToOrigin)
*
* This file is part of the Cenon Import Library.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the Cenon Public License as
* published by the Cenon GmbH. Among other things,
* the License requires that the copyright notices and this notice
* be preserved on all copies.
*
* This library 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 Cenon Public License for more details.
*
* You should have received a copy of the Cenon Public License along
* with this library; see the file LICENSE. If not, write to Cenon.
*
* If you want to link this library to your proprietary software,
* or for other uses which are not covered by the definitions
* laid down in the Cenon Public License, vhf also offers a proprietary
* license scheme. See the vhf internet pages or ask for details.
*
* Cenon GmbH, Schwabstr. 45, 72108 Rottenburg a.N., Germany
* eMail: info@Cenon.com
* http://www.Cenon.de
*/
#include <ctype.h>
#include <VHFShared/vhfCommonFunctions.h>
#include <VHFShared/types.h>
#include "PreferencesMacros.h" // Prefs_ImportMoveToOrigin
#include "GerberImportSub.h"
#include "Graphics.h"
#include "GraphicObjects.subproj/HiddenArea.h"
@implementation GerberImportSub
/* origin graphics will be moved to in -setBounds
* created: 2015-09-02
*/
- (void)setOrigin:(NSPoint)point
{
boundsOrigin = point;
}
- init
{
self = [super init];
boundsOrigin = NSMakePoint(MMToInternal(10.0), MMToInternal(10.0));
return self;
}
/* allocate a list
*/
- allocateList
{
return [[NSMutableArray allocWithZone:[self zone]] init];
}
- (void)removeClearLayers:bList
{ int i;
NSColor *whiteColor = [NSColor colorWithCalibratedRed:1.0 green:1.0 blue:1.0 alpha:1.0];
[[[HiddenArea new] autorelease] removeHiddenAreas:bList];
for (i=(int)[(NSArray*)bList count]-1; i>=0; i--)
{ VGraphic *g=[bList objectAtIndex:i];
/* remove the white graphics */
if ( [[g color] isEqual:whiteColor] )
[bList removeObjectAtIndex:i];
}
}
/* laying a rectangle (4 lines) around hole list
* AND build one polygon of the hole list -> so we change black to white and vice versa
*/
- (void)changeListPolarity:bList bounds:(NSRect)bounds
{ VPath *g = [VPath path];
VLine *l = [VLine line];
NSPoint beg, end;
int i, cnt=[(NSArray*)bList count];
[g setFilled:YES];
[g setColor:state.color];
[g setWidth:state.width];
beg = end = bounds.origin;
beg.x -= 10.0; beg.y -= 10.0; end.y -= 10.0;
end.x += bounds.size.width + 10.0;
[l setVertices:beg :end];
[l setWidth:state.width];
[l setColor:state.color];
[[g list] addObject:l];
beg = end;
end.y += bounds.size.height + 20.0;
l = [VLine line];
[l setVertices:beg :end];
[l setWidth:state.width];
[l setColor:state.color];
[[g list] addObject:l];
beg = end;
end.x -= bounds.size.width + 20.0;
l = [VLine line];
[l setVertices:beg :end];
[l setWidth:state.width];
[l setColor:state.color];
[[g list] addObject:l];
beg = end;
end.y -= bounds.size.height + 20.0;
l = [VLine line];
[l setVertices:beg :end];
[l setWidth:state.width];
[l setColor:state.color];
[[g list] addObject:l];
for (i=0; i<cnt; i++)
{ VGraphic *gr = [bList objectAtIndex:i];
if ( [gr isKindOfClass:[VPath class]] )
[g addList:[(VPath*)gr list] at:[[g list] count]];
else
[[g list] addObject:l];
}
[bList removeAllObjects];
[bList addObject:g];
}
/* allocate a group object
* copy the objects in aList to the group, add the group to bList
*/
- (void)addStrokeList:(NSArray*)aList toList:(NSMutableArray*)bList
{ VGraphic *g;
if ([aList count] == 1)
g = [aList objectAtIndex:0];
else
{ g = [VPath path];
[(VPath*)g addList:aList at:[[(VPath*)g list] count]];
}
[g setFilled:NO];
[g setWidth:state.width];
[g setColor:state.color];
[bList addObject:g];
}
/* allocate a filled path object
* copy the objects in aList to this object, add the group to bList
*/
- (void)addFillList:(NSArray*)aList toList:(NSMutableArray*)bList
{ VGraphic *g;
if ([aList count] == 1)
g = [aList objectAtIndex:0];
else
{ g = [VPath path];
[(VPath*)g addList:aList at:[[(VPath*)g list] count]];
}
[g setFilled:YES];
[g setWidth:0.0]; // instead state.width - only used in setPath and setPad -> need both width = 0 !
[g setColor:state.color];
if ([g respondsToSelector:@selector(fillColor)])
[(VPath*)g setFillColor:[state.color copy]];
[bList addObject:g];
}
- (void)addFillPath:(NSArray*)aList toList:(NSMutableArray*)bList
{ VGraphic *g;
if ([aList count] == 1)
g = [aList objectAtIndex:0];
else
{ g = [VPath path];
[(VPath*)g setList:aList];
}
[g setFilled:YES];
[g setWidth:0.0];
[g setColor:state.color];
if ([g respondsToSelector:@selector(fillColor)])
[(VPath*)g setFillColor:[state.color copy]];
[bList addObject:g];
}
/* allocate a line object and add it to aList
*/
- (void)addLine:(NSPoint)beg :(NSPoint)end toList:aList
{ VLine *g; // = [VLine line];
if ( ![(NSArray*)aList count] )
{ g = [VLine line];
[g setVertices:beg :end];
[g setWidth:state.width];
[g setColor:state.color];
[aList addObject:g];
}
else // check if last object is a line or polyline and has same end point like beg
{ NSPoint e = {-1.0, -1.0};
int cnt = [(NSArray*)aList count];
g = [aList objectAtIndex:cnt-1];
if ( [g isKindOfClass:[VLine class]] )
e = [g pointWithNum:1];
else if ( [g isKindOfClass:[VPolyLine class]] )
e = [(VPolyLine*)g pointWithNum:[(VPolyLine*)g ptsCount]-1];
if ( e.x != -1.0 && e.y != -1.0 && SqrDistPoints(e, beg) < TOLERANCE
&& Diff(state.width, [g width]) < TOLERANCE && [state.color isEqual:[g color]] )
{
if ( [g isKindOfClass:[VLine class]] )
{ VPolyLine *pl = [VPolyLine polyLine];
[pl setWidth:state.width];
[pl setColor:state.color];
[pl addPoint:[g pointWithNum:0]];
[pl addPoint:e];
[pl addPoint:end];
[aList removeObjectAtIndex:cnt-1];
[aList addObject:pl];
}
else
[(VPolyLine*)g addPoint:end]; // we must add only the end point to last polyline in list
}
else
{ g = [VLine line];
[g setVertices:beg :end];
[g setWidth:state.width];
[g setColor:state.color];
[aList addObject:g];
}
}
}
/* allocate a line object and add it to aList
*/
- (void)addRect:(NSPoint)origin :(NSSize)size filled:(BOOL)fill toList:aList
{ VLine *line;
VPath *g = [VPath path];
NSMutableArray *pList = [NSMutableArray array];
NSPoint p0, p1;
line = [VLine line];
[line setColor:state.color];
p0 = origin;
p1.x = origin.x + size.width;
p1.y = origin.y;
[line setVertices:p0 :p1];
[pList addObject:line];
line = [VLine line];
[line setColor:state.color];
p0 = p1;
p1.x = origin.x + size.width;
p1.y = origin.y + size.height;
[line setVertices:p0 :p1];
[pList addObject:line];
line = [VLine line];
[line setColor:state.color];
p0 = p1;
p1.x = origin.x;
p1.y = origin.y + size.height;
[line setVertices:p0 :p1];
[pList addObject:line];
line = [VLine line];
[line setColor:state.color];
p0 = p1;
p1.x = origin.x;
p1.y = origin.y;
[line setVertices:p0 :p1];
[pList addObject:line];
[g setList:pList];
[g setFilled:YES];
[g setWidth:(fill) ? 0.0 : state.width];
[g setColor:state.color];
[g setFillColor:[state.color copy]];
[aList addObject:g];
}
- (void)addCircle:(NSPoint)center :(float)radius filled:(BOOL)fill toList:aList
{ VArc *g;
NSPoint start;
start.x = center.x + radius;
start.y = center.y;
g = [VArc arc];
[g setCenter:center start:start angle:360.0];
[g setFilled:fill];
[g setWidth:(fill) ? 0.0 :state.width];
[g setColor:state.color];
[g setFillColor:[state.color copy]];
[aList addObject:g];
}
- (void)addOctagon:(NSPoint)center :(float)radius filled:(BOOL)fill toList:aList
{ NSPoint p[8];
VLine *line;
VPath *g = [VPath path];
NSMutableArray *pList = [NSMutableArray array];
int i;
for (i=0; i<8; i++)
{ double angle = DegToRad(22.5 + i * 45.0);
p[i].x = center.x + radius*cos(angle);
p[i].y = center.y + radius*sin(angle);
}
for (i=0; i<8; i++)
{ line = [VLine line];
[line setColor:state.color];
[line setVertices:p[i] :(i>=7) ? p[0] : p[i+1]];
[pList addObject:line];
}
[g setList:pList];
[g setFilled:YES];
[g setWidth:(fill) ? 0.0 :state.width];
[g setColor:state.color];
[g setFillColor:[state.color copy]];
[aList addObject:g];
}
- (void)addObround:(NSPoint)center :(float)width :(float)height filled:(BOOL)fill toList:aList
{
if ( width == height ) // circle
{ VArc *g;
NSPoint start;
start.x = center.x + width/2.0;
start.y = center.y;
g = [VArc arc];
[g setCenter:center start:start angle:360.0];
[g setWidth:(fill) ? 0.0 :state.width];
[g setFilled:fill];
[g setColor:state.color];
[g setFillColor:[state.color copy]];
[aList addObject:g];
return;
}
if ( width < height ) // vertical aranged
{ VArc *arc;
VLine *line;
VPath *path;
NSPoint s, e, c;
float radius = width/2.0, lineHalf = (height - width)/2.0; // w, h is the hole width, height !
path = [VPath path];
[path setFilled:YES];
[path setWidth:0.0];
[path setColor:state.color];
[path setFillColor:[state.color copy]];
s.x = e.x = center.x + radius;
s.y = center.y - lineHalf;
e.y = center.y + lineHalf;
line = [VLine line];
[line setVertices:s :e];
[line setWidth:0.0];
[line setColor:state.color];
[[path list] addObject:line];
s = e;
c.x = center.x;
c.y = center.y + lineHalf;
arc = [VArc arc];
[arc setCenter:c start:s angle:180.0];
[arc setWidth:0.0];
[arc setColor:state.color];
[arc setFilled:NO];
[[path list] addObject:arc];
s.x = e.x = center.x - radius;
s.y = center.y + lineHalf;
e.y = center.y - lineHalf;
line = [VLine line];
[line setVertices:s :e];
[line setWidth:0.0];
[line setColor:state.color];
[[path list] addObject:line];
s = e;
c.x = center.x;
c.y = center.y - lineHalf;
arc = [VArc arc];
[arc setCenter:c start:s angle:180.0];
[arc setWidth:0.0];
[arc setColor:state.color];
[arc setFilled:NO];
[[path list] addObject:arc];
[aList addObject:path];
}
else // if ( width > height ) // horicontal aranged
{ VArc *arc;
VLine *line;
VPath *path;
NSPoint s, e, c;
float radius = height/2.0, lineHalf = (width - height)/2.0; // w, h is the hole width, height !
path = [VPath path];
[path setFilled:YES];
[path setWidth:0.0];
[path setColor:state.color];
[path setFillColor:[state.color copy]];
s.y = e.y = center.y - radius;
s.x = center.x - lineHalf;
e.x = center.x + lineHalf;
line = [VLine line];
[line setVertices:s :e];
[line setWidth:0.0];
[line setColor:state.color];
[[path list] addObject:line];
s = e;
c.x = center.x + lineHalf;
c.y = center.y;
arc = [VArc arc];
[arc setCenter:c start:s angle:180.0];
[arc setWidth:0.0];
[arc setColor:state.color];
[arc setFilled:NO];
[[path list] addObject:arc];
s.y = e.y = center.y + radius;
s.x = center.x + lineHalf;
e.x = center.x - lineHalf;
line = [VLine line];
[line setVertices:s :e];
[line setWidth:0.0];
[line setColor:state.color];
[[path list] addObject:line];
s = e;
c.x = center.x - lineHalf;
c.y = center.y;
arc = [VArc arc];
[arc setCenter:c start:s angle:180.0];
[arc setWidth:0.0];
[arc setColor:state.color];
[arc setFilled:NO];
[[path list] addObject:arc];
[aList addObject:path];
}
}
- (void)addPolygon:(NSPoint)center :(float)width :(int)sides filled:(BOOL)fill toList:aList
{ int i;
VLine *line;
VPath *g = [VPath path];
NSMutableArray *pList = [NSMutableArray array];
NSPoint p[sides];
float a = 0.0, radius, alpha = 360.0/sides;
radius = (width/2.0) / cos(DegToRad(alpha/2.0));
for (i=0; i<sides; i++)
{ double angle = DegToRad(a + i * alpha);
p[i].x = center.x + radius*cos(angle);
p[i].y = center.y + radius*sin(angle);
}
for (i=0; i<sides; i++)
{ line = [VLine line];
[line setColor:state.color];
[line setVertices:p[i] :(i>=sides-1) ? p[0] : p[i+1]];
[pList addObject:line];
}
[g setList:pList];
[g setFilled:YES];
[g setWidth:(fill) ? 0.0 :state.width];
[g setColor:state.color];
[g setFillColor:[state.color copy]];
[aList addObject:g];
}
/* allocate an arc object and add it to aList
* center is the center of the arc
* start is the start point
* angle is the angle (negative for clockwise direction and positive for ccw direction)
*/
- (void)addArc:(NSPoint)center :(NSPoint)start :(float)angle toList:aList
{ VArc *g;
g = [VArc arc];
[g setCenter:center start:start angle:angle];
[g setWidth:state.width];
[g setColor:state.color];
[g setFillColor:[state.color copy]];
[aList addObject:g];
}
- (void)moveListBy:(NSPoint)pt :aList
{ int i;
for (i=[(NSArray*)aList count]-1; i>=0; i--)
[[aList objectAtIndex:i] moveBy:pt];
}
/* set the bounds
* we move the graphic to 0/0
* modified: 2015-09-02 (Prefs_ImportMoveToOrigin, boundsOrigin)
*/
- (void)setBounds:(NSRect)bounds
{ //DocView *view = [[(App*)NSApp currentDocument] documentView];
//NSPoint origin = ((view) ? [[view origin] pointWithNum:0] : NSMakePoint(10.0, 10.0));
if ( Prefs_ImportMoveToOrigin )
{ int i;
NSPoint p;
p.x = - bounds.origin.x + boundsOrigin.x; //MMToInternal(10.0);
p.y = - bounds.origin.y + boundsOrigin.y; //MMToInternal(10.0);
for (i=[(NSArray*)list count]-1; i>=0; i--)
[[list objectAtIndex:i] moveBy:p];
}
}
@end
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