1 /********************************************************************************
2 * *
3 * P P M I c o n O b j e c t *
4 * *
5 *********************************************************************************
6 * Copyright (C) 1997,2005 by Jeroen van der Zijp. All Rights Reserved. *
7 *********************************************************************************
8 * This library is free software; you can redistribute it and/or *
9 * modify it under the terms of the GNU Lesser General Public *
10 * License as published by the Free Software Foundation; either *
11 * version 2.1 of the License, or (at your option) any later version. *
12 * *
13 * This library is distributed in the hope that it will be useful, *
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
16 * Lesser General Public License for more details. *
17 * *
18 * You should have received a copy of the GNU Lesser General Public *
19 * License along with this library; if not, write to the Free Software *
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *
21 *********************************************************************************
22 * $Id: FXPPMIcon.cpp,v 1.9 2005/01/16 16:06:07 fox Exp $ *
23 ********************************************************************************/
24 #include "xincs.h"
25 #include "fxver.h"
26 #include "fxdefs.h"
27 #include "FXHash.h"
28 #include "FXThread.h"
29 #include "FXStream.h"
30 #include "FXMemoryStream.h"
31 #include "FXString.h"
32 #include "FXSize.h"
33 #include "FXPoint.h"
34 #include "FXRectangle.h"
35 #include "FXObject.h"
36 #include "FXSettings.h"
37 #include "FXRegistry.h"
38 #include "FXApp.h"
39 #include "FXId.h"
40 #include "FXDrawable.h"
41 #include "FXImage.h"
42 #include "FXIcon.h"
43 #include "FXPPMIcon.h"
44
45
46 /*
47 Notes:
48 - PPM does not support alpha in the file format.
49 */
50
51 using namespace FX;
52
53 /*******************************************************************************/
54
55 namespace FX {
56
57
58 // Suggested file extension
59 const FXchar FXPPMIcon::fileExt[]="ppm";
60
61
62 // Object implementation
63 FXIMPLEMENT(FXPPMIcon,FXIcon,NULL,0)
64
65
66 // Initialize nicely
FXPPMIcon(FXApp * a,const void * pix,FXColor clr,FXuint opts,FXint w,FXint h)67 FXPPMIcon::FXPPMIcon(FXApp* a,const void *pix,FXColor clr,FXuint opts,FXint w,FXint h):FXIcon(a,NULL,clr,opts,w,h){
68 if(pix){
69 FXMemoryStream ms;
70 ms.open(FXStreamLoad,(FXuchar*)pix);
71 loadPixels(ms);
72 ms.close();
73 }
74 }
75
76
77 // Save object to stream
savePixels(FXStream & store) const78 FXbool FXPPMIcon::savePixels(FXStream& store) const {
79 if(fxsavePPM(store,data,width,height)){
80 return TRUE;
81 }
82 return FALSE;
83 }
84
85
86 // Load object from stream
loadPixels(FXStream & store)87 FXbool FXPPMIcon::loadPixels(FXStream& store){
88 FXColor *pixels; FXint w,h;
89 if(fxloadPPM(store,pixels,w,h)){
90 setData(pixels,IMAGE_OWNED,w,h);
91 if(options&IMAGE_ALPHAGUESS) transp=guesstransp();
92 return TRUE;
93 }
94 return FALSE;
95 }
96
97
98 // Clean up
~FXPPMIcon()99 FXPPMIcon::~FXPPMIcon(){
100 }
101
102 }
103