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, 286 insertions, 0 deletions

diff --git a/kernel/kls_msp/Makefile.am b/kernel/kls_msp/Makefile.am
new file mode 100644
index 0000000..27ce122
--- /dev/null
+++ b/kernel/kls_msp/Makefile.am
@@ -0,0 +1,9 @@
+INCLUDES = -I../include
+
+pkglib_LTLIBRARIES = libkls_msp.la
+
+libkls_msp_la_SOURCES = fmt_codec_msp.cpp fmt_codec_msp_defs.h
+
+libkls_msp_la_LDFLAGS = ${SQ_RELEASE}
+
+libkls_msp_la_LIBADD = ${SQ_LOCAL_RPATH}
diff --git a/kernel/kls_msp/fmt_codec_msp.cpp b/kernel/kls_msp/fmt_codec_msp.cpp
new file mode 100644
index 0000000..30b09ca
--- /dev/null
+++ b/kernel/kls_msp/fmt_codec_msp.cpp
@@ -0,0 +1,228 @@
+/*  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 <vector>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include "ksquirrel-libs/fmt_types.h"
+#include "ksquirrel-libs/fileio.h"
+
+#include "fmt_codec_msp_defs.h"
+#include "fmt_codec_msp.h"
+
+#include "ksquirrel-libs/error.h"
+#include "ksquirrel-libs/fmt_utils.h"
+
+#include "../xpm/codec_msp.xpm"
+
+static const RGB palmono[2] = { RGB(255,255,255), RGB(0,0,0) };
+
+/*
+ *
+ * The Microsoft Paint (MSP) image file format is used exclusively for storing
+ * black-and-white images. The vast majority of MSP files contain line drawings
+ * and clip art. MSP is used most often by Microsoft Windows applications, but
+ * may be used by MS-DOS-based programs as well. The Microsoft Paint format is
+ * apparently being replaced by the more versatile Microsoft Windows BMP format;
+ * it contains information specifically for use in the Microsoft Windows operating
+ * environment. For information on the Windows-specific use of the header information,
+ * refer to the Microsoft Paint format specification available from Microsoft.
+ *
+ */
+
+fmt_codec::fmt_codec() : fmt_codec_base()
+{}
+
+fmt_codec::~fmt_codec()
+{}
+
+void fmt_codec::options(codec_options *o)
+{
+    o->version = "0.1.0";
+    o->name = "Microsoft Paint";
+    o->filter = "*.msp ";
+    o->config = "";
+    o->mime = "";
+    o->mimetype = "image/x-msp";
+    o->pixmap = codec_msp;
+    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::binary | ios::in);
+
+    if(!frs.good())
+        return SQE_R_NOFILE;
+
+    currentImage = -1;
+    read_error = false;
+
+    finfo.animated = false;
+    bytes = NULL;
+
+    return SQE_OK;
+}
+
+s32 fmt_codec::read_next()
+{
+    currentImage++;
+
+    if(currentImage)
+        return SQE_NOTOK;
+
+    fmt_image image;
+    
+    if(!frs.readK(&msp, sizeof(msp_header)))
+	return SQE_R_BADFILE;
+
+    if(msp.key1 == MAGIC_OLD_1 || msp.key2 == MAGIC_OLD_2)
+	version = 1;
+    else if(msp.key1 == MAGIC_1 || msp.key2 == MAGIC_2)
+	version = 2;
+    else 
+	return SQE_R_BADFILE;
+
+    bytes = new u8 [msp.width];
+    
+    if(!bytes)
+	return SQE_R_NOMEMORY;
+
+    if(version == 2)
+    {
+        u16 map_entry;
+
+	frs.seekg(32, ios::beg);
+
+        for(s32 i = 0;i < msp.height;i++)
+	{
+	    if(!frs.readK(&map_entry, sizeof(u16)))
+		return SQE_R_BADFILE;
+
+	    scanmap.push_back(map_entry);
+	}
+    }
+
+    image.w = msp.width;
+    image.h = msp.height;
+    image.bpp = 1;
+    image.compression = (version == 2) ? "RLE" : "-";
+    image.colorspace = fmt_utils::colorSpaceByBpp(1);
+
+    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;
+    s32 i = 0, k = 0;
+    u8 c, count, value;
+    fmt_image *im = image(currentImage);
+    fmt_utils::fillAlpha(scan, im->w);
+
+    line++;
+    
+    const u16 sz = scanmap[line];
+    
+    memset(bytes, 0, im->w);
+
+    while(i < sz)
+    {
+	if(!frs.readK(&c, sizeof(u8)))
+	    return SQE_R_BADFILE;
+
+	i++;
+
+	if(!c)
+	{
+	    if(!frs.readK(&count, sizeof(u8))) return SQE_R_BADFILE;
+	    if(!frs.readK(&value, sizeof(u8))) return SQE_R_BADFILE;
+
+	    i += 2;
+
+	    if(count)
+	    {
+		for(s32 s = 0;s < (s32)count;s++)
+		    bytes[k+s] = value;
+
+		k += count;
+	    }
+	}
+	else
+	{
+	    if(!frs.readK(bytes+k, sizeof(u8) * c)) return SQE_R_BADFILE;
+
+	    i++;
+	    k += c;
+	}
+    }
+    
+    s32 aa = 320;
+    for(s32 k = 0;k <= line;k++)
+    aa += scanmap[k];
+    
+    s32 ind = 0;
+
+    for(i = 0;i < sz;i++)
+    {
+	fmt_utils::expandMono1Byte(bytes[i], byte);
+
+	for(s32 j = 0;j < 8 || ind < im->w;j++)
+	{
+	    memcpy(scan+ind, palmono+byte[i], sizeof(RGB));
+	    ind++;
+	}
+    }
+
+    return SQE_OK;
+}
+
+void fmt_codec::read_close()
+{
+    frs.close();
+
+    finfo.meta.clear();
+    finfo.image.clear();
+
+    scanmap.clear();
+
+    delete [] bytes;
+    bytes = NULL;
+}
+
+#include "fmt_codec_cd_func.h"
diff --git a/kernel/kls_msp/fmt_codec_msp_defs.h b/kernel/kls_msp/fmt_codec_msp_defs.h
new file mode 100644
index 0000000..ded5cbe
--- /dev/null
+++ b/kernel/kls_msp/fmt_codec_msp_defs.h
@@ -0,0 +1,49 @@
+/*  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_CODEC_DEFS_msp
+#define KSQUIRREL_CODEC_DEFS_msp
+
+#define MAGIC_OLD_1 0x6144
+#define MAGIC_OLD_2 0x4D6E
+#define MAGIC_1     0x694C
+#define MAGIC_2     0x536E
+
+struct msp_header
+{
+    u16  key1;             /* Magic number    */
+    u16  key2;             /* Magic number    */
+    u16  width;            /* Width of the bitmap in pixels   */
+    u16  height;           /* Height of the bitmap in pixels   */
+    u16  XARBitmap;        /* X Aspect ratio of the bitmap   */
+    u16  YARBitmap;        /* Y Aspect ratio of the bitmap   */
+    u16  XARPrinter;       /* X Aspect ratio of the printer   */
+    u16  YARPrinter;       /* Y Aspect ratio of the printer   */
+    u16  printerWidth;     /* Width of the printer in pixels   */
+    u16  printerHeight;    /* Height of the printer in pixels   */
+    u16  XAspectCorr;      /* X aspect correction (unused)     */
+    u16  YAspectCorr;      /* Y aspect correction (unused)     */
+    u16  checksum;         /* Checksum of previous 24 bytes   */
+    u16  padding[3];       /* Unused padding    */
+
+}PACKED;
+
+#endif