1 /*
2  * This file is part of gtkD.
3  *
4  * gtkD is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU Lesser General Public License
6  * as published by the Free Software Foundation; either version 3
7  * of the License, or (at your option) any later version, with
8  * some exceptions, please read the COPYING file.
9  *
10  * gtkD is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public License
16  * along with gtkD; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA
18  */
19  
20 // generated automatically - do not change
21 // find conversion definition on APILookup.txt
22 // implement new conversion functionalities on the wrap.utils pakage
23 
24 /*
25  * Conversion parameters:
26  * inFile  = gdk-pixbuf-Inline-data.html
27  * outPack = gdkpixbuf
28  * outFile = Pixdata
29  * strct   = GdkPixdata
30  * realStrct=
31  * ctorStrct=
32  * clss    = Pixdata
33  * interf  = 
34  * class Code: No
35  * interface Code: No
36  * template for:
37  * extend  = 
38  * implements:
39  * prefixes:
40  * 	- gdk_pixdata_
41  * omit structs:
42  * omit prefixes:
43  * omit code:
44  * omit signals:
45  * imports:
46  * 	- gdk.Pixbuf
47  * 	- glib.ErrorG
48  * 	- glib.GException
49  * 	- glib.StringG
50  * 	- glib.Str
51  * structWrap:
52  * 	- GString* -> StringG
53  * 	- GdkPixbuf* -> Pixbuf
54  * module aliases:
55  * local aliases:
56  * overrides:
57  */
58 
59 module gdkpixbuf.Pixdata;
60 
61 public  import gtkc.gdkpixbuftypes;
62 
63 private import gtkc.gdkpixbuf;
64 private import glib.ConstructionException;
65 private import gobject.ObjectG;
66 
67 
68 private import gdk.Pixbuf;
69 private import glib.ErrorG;
70 private import glib.GException;
71 private import glib.StringG;
72 private import glib.Str;
73 
74 
75 
76 
77 /**
78  * Description
79  * Using GdkPixdata, images can be compiled into an application,
80  * making it unnecessary to refer to external image files at runtime.
81  * gdk-pixbuf; includes a utility named gdk-pixbuf-csource, which
82  * can be used to convert image files into GdkPixdata structures suitable
83  * for inclusion in C sources. To convert the GdkPixdata structures back
84  * into GdkPixbufs, use gdk_pixbuf_from_pixdata.
85  */
86 public class Pixdata
87 {
88 	
89 	/** the main Gtk struct */
90 	protected GdkPixdata* gdkPixdata;
91 	
92 	
93 	public GdkPixdata* getPixdataStruct()
94 	{
95 		return gdkPixdata;
96 	}
97 	
98 	
99 	/** the main Gtk struct as a void* */
100 	protected void* getStruct()
101 	{
102 		return cast(void*)gdkPixdata;
103 	}
104 	
105 	/**
106 	 * Sets our main struct and passes it to the parent class
107 	 */
108 	public this (GdkPixdata* gdkPixdata)
109 	{
110 		this.gdkPixdata = gdkPixdata;
111 	}
112 	
113 	/**
114 	 */
115 	
116 	/**
117 	 * Converts a GdkPixbuf to a GdkPixdata. If use_rle is TRUE, the
118 	 * pixel data is run-length encoded into newly-allocated memory and a
119 	 * pointer to that memory is returned.
120 	 * Params:
121 	 * pixbuf = the data to fill pixdata with.
122 	 * useRle = whether to use run-length encoding for the pixel data.
123 	 * Returns: If ure_rle is TRUE, a pointer to the newly-allocated memory for the run-length encoded pixel data, otherwise NULL.
124 	 */
125 	public void* fromPixbuf(Pixbuf pixbuf, int useRle)
126 	{
127 		// gpointer gdk_pixdata_from_pixbuf (GdkPixdata *pixdata,  const GdkPixbuf *pixbuf,  gboolean use_rle);
128 		return gdk_pixdata_from_pixbuf(gdkPixdata, (pixbuf is null) ? null : pixbuf.getPixbufStruct(), useRle);
129 	}
130 	
131 	/**
132 	 * Converts a GdkPixdata to a GdkPixbuf. If copy_pixels is TRUE or
133 	 * if the pixel data is run-length-encoded, the pixel data is copied into
134 	 * newly-allocated memory; otherwise it is reused.
135 	 * Params:
136 	 * copyPixels = whether to copy raw pixel data; run-length encoded
137 	 * pixel data is always copied.
138 	 * Returns: a new GdkPixbuf.
139 	 * Throws: GException on failure.
140 	 */
141 	public Pixbuf gdkPixbufFromPixdata(int copyPixels)
142 	{
143 		// GdkPixbuf * gdk_pixbuf_from_pixdata (const GdkPixdata *pixdata,  gboolean copy_pixels,  GError **error);
144 		GError* err = null;
145 		
146 		auto p = gdk_pixbuf_from_pixdata(gdkPixdata, copyPixels, &err);
147 		
148 		if (err !is null)
149 		{
150 			throw new GException( new ErrorG(err) );
151 		}
152 		
153 		
154 		if(p is null)
155 		{
156 			return null;
157 		}
158 		
159 		return ObjectG.getDObject!(Pixbuf)(cast(GdkPixbuf*) p);
160 	}
161 	
162 	/**
163 	 * Serializes a GdkPixdata structure into a byte stream.
164 	 * The byte stream consists of a straightforward writeout of the
165 	 * GdkPixdata fields in network byte order, plus the pixel_data
166 	 * bytes the structure points to.
167 	 * Returns: A newly-allocated string containing the serialized GdkPixdata structure.
168 	 */
169 	public ubyte[] serialize()
170 	{
171 		// guint8 * gdk_pixdata_serialize (const GdkPixdata *pixdata,  guint *stream_length_p);
172 		uint streamLengthP;
173 		auto p = gdk_pixdata_serialize(gdkPixdata, &streamLengthP);
174 		
175 		if(p is null)
176 		{
177 			return null;
178 		}
179 		
180 		return p[0 .. streamLengthP];
181 	}
182 	
183 	/**
184 	 * Deserializes (reconstruct) a GdkPixdata structure from a byte stream.
185 	 * The byte stream consists of a straightforward writeout of the
186 	 * GdkPixdata fields in network byte order, plus the pixel_data
187 	 * bytes the structure points to.
188 	 * The pixdata contents are reconstructed byte by byte and are checked
189 	 * for validity. This function may fail with GDK_PIXBUF_CORRUPT_IMAGE
190 	 * or GDK_PIXBUF_ERROR_UNKNOWN_TYPE.
191 	 * Params:
192 	 * stream = stream of bytes containing a serialized GdkPixdata structure.
193 	 * Returns: Upon successful deserialization TRUE is returned, FALSE otherwise.
194 	 * Throws: GException on failure.
195 	 */
196 	public int deserialize(ubyte[] stream)
197 	{
198 		// gboolean gdk_pixdata_deserialize (GdkPixdata *pixdata,  guint stream_length,  const guint8 *stream,  GError **error);
199 		GError* err = null;
200 		
201 		auto p = gdk_pixdata_deserialize(gdkPixdata, cast(int) stream.length, stream.ptr, &err);
202 		
203 		if (err !is null)
204 		{
205 			throw new GException( new ErrorG(err) );
206 		}
207 		
208 		return p;
209 	}
210 	
211 	/**
212 	 * Generates C source code suitable for compiling images directly
213 	 * into programs.
214 	 * gdk-pixbuf ships with a program called gdk-pixbuf-csource
215 	 * which offers a command line interface to this function.
216 	 * Params:
217 	 * name = used for naming generated data structures or macros.
218 	 * dumpType = a GdkPixdataDumpType determining the kind of C
219 	 * source to be generated.
220 	 * Returns: a newly-allocated string containing the C source form of pixdata.
221 	 */
222 	public StringG toCsource(string name, GdkPixdataDumpType dumpType)
223 	{
224 		// GString * gdk_pixdata_to_csource (GdkPixdata *pixdata,  const gchar *name,  GdkPixdataDumpType dump_type);
225 		auto p = gdk_pixdata_to_csource(gdkPixdata, Str.toStringz(name), dumpType);
226 		
227 		if(p is null)
228 		{
229 			return null;
230 		}
231 		
232 		return ObjectG.getDObject!(StringG)(cast(GString*) p);
233 	}
234 }