Added libksquirrel for KDE3

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/libraries/libksquirrel@1095624 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

3 files changed, 271 insertions, 0 deletions

diff --git a/kernel/kls_sun/Makefile.am b/kernel/kls_sun/Makefile.am
new file mode 100644
index 0000000..b7b3b16
--- /dev/null
+++ b/kernel/kls_sun/Makefile.am
@@ -0,0 +1,9 @@
+INCLUDES = -I../include
+
+pkglib_LTLIBRARIES = libkls_sun.la
+
+libkls_sun_la_SOURCES = fmt_codec_sun.cpp fmt_codec_sun_defs.h
+
+libkls_sun_la_LDFLAGS = ${SQ_RELEASE}
+
+libkls_sun_la_LIBADD = ${SQ_LOCAL_RPATH}
diff --git a/kernel/kls_sun/fmt_codec_sun.cpp b/kernel/kls_sun/fmt_codec_sun.cpp
new file mode 100644
index 0000000..d12612d
--- /dev/null
+++ b/kernel/kls_sun/fmt_codec_sun.cpp
@@ -0,0 +1,235 @@
+/*  This file is part of ksquirrel-libs (http://ksquirrel.sf.net)
+
+    Copyright (c) 2005 Dmitry Baryshev <[email protected]>
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation;
+    either version 2 of the License, or (at your option) any later
+    version.
+
+    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 GNU
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.  If not, write to
+    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+    Boston, MA 02110-1301, USA.
+*/
+
+#include <iostream>
+#include <cctype>
+#include <stdio.h>
+#include <string.h>
+
+#include "ksquirrel-libs/fmt_types.h"
+#include "ksquirrel-libs/fmt_utils.h"
+#include "ksquirrel-libs/fileio.h"
+#include "ksquirrel-libs/error.h"
+
+#include "fmt_codec_sun_defs.h"
+#include "fmt_codec_sun.h"
+
+#include "../xpm/codec_sun.xpm"
+
+/*
+ *
+ * The icons found in the Open Look and SunView Graphical User Interfaces available
+ * on the Sun Microsystems UNIX-based platforms are stored in a simple format known
+ * as the Sun Icon format
+ *
+ */
+
+static const RGB mono[2] = { RGB(255,255,255), RGB(0,0,0) };
+
+static const char * lex[5] = 
+{
+    "Format_version",
+    "Width",
+    "Height",
+    "Depth",
+    "Valid_bits_per_item"
+};
+
+// internal function
+bool scanForLex(ifstreamK &f, bool digit = false);
+
+fmt_codec::fmt_codec() : fmt_codec_base()
+{}
+
+fmt_codec::~fmt_codec()
+{}
+
+void fmt_codec::options(codec_options *o)
+{
+    o->version = "0.9.1";
+    o->name = "SUN Icon";
+    o->filter = "*.sun ";
+    o->config = "";
+    o->mime = "/\\* Format_";
+    o->mimetype = "image/x-sun";
+    o->pixmap = codec_sun;
+    o->readable = true;
+    o->canbemultiple = false;
+    o->writestatic = false;
+    o->writeanimated = false;
+    o->needtempfile = false;
+}
+
+s32 fmt_codec::read_init(const std::string &file)
+{
+    frs.open(file.c_str(), ios::in);
+
+    if(!frs.good())
+        return SQE_R_NOFILE;
+
+    currentImage = -1;
+
+    finfo.animated = false;
+
+    return SQE_OK;
+}
+
+s32 fmt_codec::read_next()
+{
+    currentImage++;
+
+    if(currentImage)
+        return SQE_NOTOK;
+
+    fmt_image image;
+
+    s8 str[128];
+    u32 var, ver;
+    
+    u32 * pointers[5] = 
+    {
+	&ver,
+	(u32 *)&image.w,
+	(u32 *)&image.h,
+	(u32 *)&image.bpp,
+	&validbits
+    };
+
+    for(s32 i = 0;i < 5;i++)
+    {
+	if(!scanForLex(frs))
+	    return SQE_R_BADFILE;
+
+	frs.getline(str, 127, '=');
+
+	if(!frs.good())
+	    return SQE_R_BADFILE;
+
+	if(strncmp(lex[i], str, strlen(lex[i])))
+	    return SQE_R_BADFILE;
+
+	frs >> var;
+
+	*(pointers[i]) = var;
+    }
+
+    if(ver != SUN_ICON_VERSION)
+	return SQE_R_BADFILE;
+	
+    // ignore images with width != 64 or height != 64
+    // TODO: get rid of this if()
+    if(image.w != 64 || image.h != 64)
+	return SQE_R_NOTSUPPORTED;
+
+    if(image.bpp != 1)
+	return SQE_R_NOTSUPPORTED;
+
+    if(validbits != 16 && validbits != 32)
+	return SQE_R_BADFILE;
+
+    if(!scanForLex(frs, true))
+	return SQE_R_BADFILE;
+
+    image.compression = "-";
+    image.colorspace = "Monochrome";
+
+    finfo.image.push_back(image);
+
+    line = -1;
+
+    return SQE_OK;
+}
+
+s32 fmt_codec::read_next_pass()
+{
+    return SQE_OK;
+}
+
+s32 fmt_codec::read_scanline(RGBA *scan)
+{
+    RGB rgb;
+    RGBA rgba;
+    u32 var, i = 0, j = 0;
+    s32 decoded = 0;
+    u8  indexes[32];
+    bool lasthex;
+    fmt_image *im = image(currentImage);
+    fmt_utils::fillAlpha(scan, im->w);
+    
+    line++;
+
+    while(decoded < im->w)
+    {
+	if(!frs.readCHex(var))
+	    return SQE_R_BADFILE;
+
+	if(validbits == 16)
+	    fmt_utils::expandMono2Byte(var, indexes);
+	else
+	    fmt_utils::expandMono4Byte(var, indexes);
+
+	decoded += validbits;
+
+	lasthex = (decoded >= im->w && line == im->h-1);
+
+	if(!scanForLex(frs, true) && !lasthex)
+	    return SQE_R_BADFILE;
+
+	j = i + validbits;
+
+	for(u32 k = 0;i < j;i++,k++)
+	    memcpy(scan+i, mono+indexes[k], sizeof(RGB));
+    }
+
+    return SQE_OK;
+}
+
+void fmt_codec::read_close()
+{
+    frs.close();
+
+    finfo.meta.clear();
+    finfo.image.clear();
+}
+
+bool scanForLex(ifstreamK &f, bool digit)
+{
+    u8 c;
+    bool found = false;
+    
+    while(f.readK(&c, sizeof(u8)))
+    {
+//	cout << "Read " << c << endl;
+
+	if((!digit && isalpha(c)) || (digit && isdigit(c)))
+	{
+	    found = true;
+	    break;
+	}
+    }
+
+    if(found)
+	f.seekg(-1, ios::cur);
+
+    return found;
+}
+
+#include "fmt_codec_cd_func.h"
diff --git a/kernel/kls_sun/fmt_codec_sun_defs.h b/kernel/kls_sun/fmt_codec_sun_defs.h
new file mode 100644
index 0000000..bab52a6
--- /dev/null
+++ b/kernel/kls_sun/fmt_codec_sun_defs.h
@@ -0,0 +1,27 @@
+/*  This file is part of ksquirrel-libs (http://ksquirrel.sf.net)
+
+    Copyright (c) 2005 Dmitry Baryshev <[email protected]>
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation;
+    either version 2 of the License, or (at your option) any later
+    version.
+
+    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 GNU
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.  If not, write to
+    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+    Boston, MA 02110-1301, USA.
+*/
+
+#ifndef KSQUIRREL_READ_IMAGE_sun
+#define KSQUIRREL_READ_IMAGE_sun
+
+#define SUN_ICON_VERSION 1
+
+#endif