1 /*
2     PADRING -- a padring generator for ASICs.
3 
4     Copyright (c) 2019, Niels Moseley <niels@symbioticeda.com>
5 
6     Permission to use, copy, modify, and/or distribute this software for any
7     purpose with or without fee is hereby granted, provided that the above
8     copyright notice and this permission notice appear in all copies.
9 
10     THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11     WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12     MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13     ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14     WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15     ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16     OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 
18 */
19 
20 #ifndef defwriter_h
21 #define defwriter_h
22 
23 #include <stdio.h>
24 #include <stdint.h>
25 #include <complex>
26 #include <string>
27 #include <sstream>
28 
29 #include "layout.h"
30 
31 /** a very minimal SVG writer */
32 class DEFWriter
33 {
34 public:
35     DEFWriter(std::ostream &os, uint32_t width, uint32_t height);
36     virtual ~DEFWriter();
37 
38     void writeCell(const LayoutItem *item);
39 
setDatabaseUnits(double databaseUnits)40     void setDatabaseUnits(double databaseUnits)
41     {
42         m_databaseUnits = databaseUnits;
43     }
44 
setDesignName(const std::string & designName)45     void setDesignName(const std::string &designName)
46     {
47         m_designName = designName;
48     }
49 
50 protected:
51 
52     /** convert to DEF database units / coordinates.
53         this function will issue a warning when
54         m_databaseUnits has not been set and set it
55         to 1000.
56     */
57     void toDEFCoordinates(double &x, double &y);
58 
59     void writeToFile();
60 
61     std::stringstream   m_ss;
62     std::string         m_designName;
63     std::ostream        &m_def;
64 
65     uint32_t m_width;
66     uint32_t m_height;
67     uint32_t m_cellCount;
68     double   m_databaseUnits;
69 };
70 
71 #endif