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Devin Jankowski
2023-06-21 12:46:23 -04:00
commit c70248a520
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117
iTechSharp/iTextSharp/text/pdf/codec/wmf/InputMeta.cs Normal file
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using System;
using System.IO;
using iTextSharp.text;
/*
* $Id: InputMeta.cs,v 1.4 2008/05/13 11:25:36 psoares33 Exp $
*
*
* Copyright 2001, 2002 Paulo Soares
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or 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.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* http://www.lowagie.com/iText/
*/
namespace iTextSharp.text.pdf.codec.wmf {
/// <summary>
/// Summary description for InputMeta.
/// </summary>
public class InputMeta {
Stream sr;
int length;
public InputMeta(Stream istr) {
this.sr = istr;
}
public int ReadWord() {
length += 2;
int k1 = sr.ReadByte();
if (k1 < 0)
return 0;
return (k1 + (sr.ReadByte() << 8)) & 0xffff;
}
public int ReadShort() {
int k = ReadWord();
if (k > 0x7fff)
k -= 0x10000;
return k;
}
public Int32 ReadInt() {
length += 4;
int k1 = sr.ReadByte();
if (k1 < 0)
return 0;
int k2 = sr.ReadByte() << 8;
int k3 = sr.ReadByte() << 16;
return k1 + k2 + k3 + (sr.ReadByte() << 24);
}
public int ReadByte() {
++length;
return sr.ReadByte() & 0xff;
}
public void Skip(int len) {
length += len;
Utilities.Skip(sr, len);
}
public int Length {
get {
return length;
}
}
public Color ReadColor() {
int red = ReadByte();
int green = ReadByte();
int blue = ReadByte();
ReadByte();
return new Color(red, green, blue);
}
}
}

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iTechSharp/iTextSharp/text/pdf/codec/wmf/MetaBrush.cs Normal file
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using System;
using iTextSharp.text;
/*
* $Id: MetaBrush.cs,v 1.3 2008/05/13 11:25:36 psoares33 Exp $
*
*
* Copyright 2001, 2002 Paulo Soares
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or 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.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* http://www.lowagie.com/iText/
*/
namespace iTextSharp.text.pdf.codec.wmf {
public class MetaBrush : MetaObject {
public const int BS_SOLID = 0;
public const int BS_NULL = 1;
public const int BS_HATCHED = 2;
public const int BS_PATTERN = 3;
public const int BS_DIBPATTERN = 5;
public const int HS_HORIZONTAL = 0;
public const int HS_VERTICAL = 1;
public const int HS_FDIAGONAL = 2;
public const int HS_BDIAGONAL = 3;
public const int HS_CROSS = 4;
public const int HS_DIAGCROSS = 5;
int style = BS_SOLID;
int hatch;
Color color = Color.WHITE;
public MetaBrush() {
type = META_BRUSH;
}
public void Init(InputMeta meta) {
style = meta.ReadWord();
color = meta.ReadColor();
hatch = meta.ReadWord();
}
public int Style {
get {
return style;
}
}
public int Hatch {
get {
return hatch;
}
}
public Color Color {
get {
return color;
}
}
}
}

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iTechSharp/iTextSharp/text/pdf/codec/wmf/MetaDo.cs Normal file
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using System;
using System.IO;
using System.Net;
using iTextSharp.text;
using System.Collections;
/*
* $Id: MetaDo.cs,v 1.4 2008/05/13 11:25:36 psoares33 Exp $
*
*
* Copyright 2001, 2002 Paulo Soares
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or 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.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* http://www.lowagie.com/iText/
*/
namespace iTextSharp.text.pdf.codec.wmf
{
/// <summary>
/// Summary description for MetaDo.
/// </summary>
public class MetaDo
{
public const int META_SETBKCOLOR = 0x0201;
public const int META_SETBKMODE = 0x0102;
public const int META_SETMAPMODE = 0x0103;
public const int META_SETROP2 = 0x0104;
public const int META_SETRELABS = 0x0105;
public const int META_SETPOLYFILLMODE = 0x0106;
public const int META_SETSTRETCHBLTMODE = 0x0107;
public const int META_SETTEXTCHAREXTRA = 0x0108;
public const int META_SETTEXTCOLOR = 0x0209;
public const int META_SETTEXTJUSTIFICATION = 0x020A;
public const int META_SETWINDOWORG = 0x020B;
public const int META_SETWINDOWEXT = 0x020C;
public const int META_SETVIEWPORTORG = 0x020D;
public const int META_SETVIEWPORTEXT = 0x020E;
public const int META_OFFSETWINDOWORG = 0x020F;
public const int META_SCALEWINDOWEXT = 0x0410;
public const int META_OFFSETVIEWPORTORG = 0x0211;
public const int META_SCALEVIEWPORTEXT = 0x0412;
public const int META_LINETO = 0x0213;
public const int META_MOVETO = 0x0214;
public const int META_EXCLUDECLIPRECT = 0x0415;
public const int META_INTERSECTCLIPRECT = 0x0416;
public const int META_ARC = 0x0817;
public const int META_ELLIPSE = 0x0418;
public const int META_FLOODFILL = 0x0419;
public const int META_PIE = 0x081A;
public const int META_RECTANGLE = 0x041B;
public const int META_ROUNDRECT = 0x061C;
public const int META_PATBLT = 0x061D;
public const int META_SAVEDC = 0x001E;
public const int META_SETPIXEL = 0x041F;
public const int META_OFFSETCLIPRGN = 0x0220;
public const int META_TEXTOUT = 0x0521;
public const int META_BITBLT = 0x0922;
public const int META_STRETCHBLT = 0x0B23;
public const int META_POLYGON = 0x0324;
public const int META_POLYLINE = 0x0325;
public const int META_ESCAPE = 0x0626;
public const int META_RESTOREDC = 0x0127;
public const int META_FILLREGION = 0x0228;
public const int META_FRAMEREGION = 0x0429;
public const int META_INVERTREGION = 0x012A;
public const int META_PAINTREGION = 0x012B;
public const int META_SELECTCLIPREGION = 0x012C;
public const int META_SELECTOBJECT = 0x012D;
public const int META_SETTEXTALIGN = 0x012E;
public const int META_CHORD = 0x0830;
public const int META_SETMAPPERFLAGS = 0x0231;
public const int META_EXTTEXTOUT = 0x0a32;
public const int META_SETDIBTODEV = 0x0d33;
public const int META_SELECTPALETTE = 0x0234;
public const int META_REALIZEPALETTE = 0x0035;
public const int META_ANIMATEPALETTE = 0x0436;
public const int META_SETPALENTRIES = 0x0037;
public const int META_POLYPOLYGON = 0x0538;
public const int META_RESIZEPALETTE = 0x0139;
public const int META_DIBBITBLT = 0x0940;
public const int META_DIBSTRETCHBLT = 0x0b41;
public const int META_DIBCREATEPATTERNBRUSH = 0x0142;
public const int META_STRETCHDIB = 0x0f43;
public const int META_EXTFLOODFILL = 0x0548;
public const int META_DELETEOBJECT = 0x01f0;
public const int META_CREATEPALETTE = 0x00f7;
public const int META_CREATEPATTERNBRUSH = 0x01F9;
public const int META_CREATEPENINDIRECT = 0x02FA;
public const int META_CREATEFONTINDIRECT = 0x02FB;
public const int META_CREATEBRUSHINDIRECT = 0x02FC;
public const int META_CREATEREGION = 0x06FF;
public PdfContentByte cb;
public InputMeta meta;
int left;
int top;
int right;
int bottom;
int inch;
MetaState state = new MetaState();
public MetaDo(Stream meta, PdfContentByte cb) {
this.cb = cb;
this.meta = new InputMeta(meta);
}
public void ReadAll() {
if (meta.ReadInt() != unchecked((int)0x9AC6CDD7)) {
throw new DocumentException("Not a placeable windows metafile");
}
meta.ReadWord();
left = meta.ReadShort();
top = meta.ReadShort();
right = meta.ReadShort();
bottom = meta.ReadShort();
inch = meta.ReadWord();
state.ScalingX = (float)(right - left) / (float)inch * 72f;
state.ScalingY = (float)(bottom - top) / (float)inch * 72f;
state.OffsetWx = left;
state.OffsetWy = top;
state.ExtentWx = right - left;
state.ExtentWy = bottom - top;
meta.ReadInt();
meta.ReadWord();
meta.Skip(18);
int tsize;
int function;
cb.SetLineCap(1);
cb.SetLineJoin(1);
for (;;) {
int lenMarker = meta.Length;
tsize = meta.ReadInt();
if (tsize < 3)
break;
function = meta.ReadWord();
switch (function) {
case 0:
break;
case META_CREATEPALETTE:
case META_CREATEREGION:
case META_DIBCREATEPATTERNBRUSH:
state.AddMetaObject(new MetaObject());
break;
case META_CREATEPENINDIRECT:
{
MetaPen pen = new MetaPen();
pen.Init(meta);
state.AddMetaObject(pen);
break;
}
case META_CREATEBRUSHINDIRECT:
{
MetaBrush brush = new MetaBrush();
brush.Init(meta);
state.AddMetaObject(brush);
break;
}
case META_CREATEFONTINDIRECT:
{
MetaFont font = new MetaFont();
font.Init(meta);
state.AddMetaObject(font);
break;
}
case META_SELECTOBJECT:
{
int idx = meta.ReadWord();
state.SelectMetaObject(idx, cb);
break;
}
case META_DELETEOBJECT:
{
int idx = meta.ReadWord();
state.DeleteMetaObject(idx);
break;
}
case META_SAVEDC:
state.SaveState(cb);
break;
case META_RESTOREDC:
{
int idx = meta.ReadShort();
state.RestoreState(idx, cb);
break;
}
case META_SETWINDOWORG:
state.OffsetWy = meta.ReadShort();
state.OffsetWx = meta.ReadShort();
break;
case META_SETWINDOWEXT:
state.ExtentWy = meta.ReadShort();
state.ExtentWx = meta.ReadShort();
break;
case META_MOVETO:
{
int y = meta.ReadShort();
System.Drawing.Point p = new System.Drawing.Point(meta.ReadShort(), y);
state.CurrentPoint = p;
break;
}
case META_LINETO:
{
int y = meta.ReadShort();
int x = meta.ReadShort();
System.Drawing.Point p = state.CurrentPoint;
cb.MoveTo(state.TransformX(p.X), state.TransformY(p.Y));
cb.LineTo(state.TransformX(x), state.TransformY(y));
cb.Stroke();
state.CurrentPoint = new System.Drawing.Point(x, y);
break;
}
case META_POLYLINE:
{
state.LineJoinPolygon = cb;
int len = meta.ReadWord();
int x = meta.ReadShort();
int y = meta.ReadShort();
cb.MoveTo(state.TransformX(x), state.TransformY(y));
for (int k = 1; k < len; ++k) {
x = meta.ReadShort();
y = meta.ReadShort();
cb.LineTo(state.TransformX(x), state.TransformY(y));
}
cb.Stroke();
break;
}
case META_POLYGON:
{
if (IsNullStrokeFill(false))
break;
int len = meta.ReadWord();
int sx = meta.ReadShort();
int sy = meta.ReadShort();
cb.MoveTo(state.TransformX(sx), state.TransformY(sy));
for (int k = 1; k < len; ++k) {
int x = meta.ReadShort();
int y = meta.ReadShort();
cb.LineTo(state.TransformX(x), state.TransformY(y));
}
cb.LineTo(state.TransformX(sx), state.TransformY(sy));
StrokeAndFill();
break;
}
case META_POLYPOLYGON:
{
if (IsNullStrokeFill(false))
break;
int numPoly = meta.ReadWord();
int[] lens = new int[numPoly];
for (int k = 0; k < lens.Length; ++k)
lens[k] = meta.ReadWord();
for (int j = 0; j < lens.Length; ++j) {
int len = lens[j];
int sx = meta.ReadShort();
int sy = meta.ReadShort();
cb.MoveTo(state.TransformX(sx), state.TransformY(sy));
for (int k = 1; k < len; ++k) {
int x = meta.ReadShort();
int y = meta.ReadShort();
cb.LineTo(state.TransformX(x), state.TransformY(y));
}
cb.LineTo(state.TransformX(sx), state.TransformY(sy));
}
StrokeAndFill();
break;
}
case META_ELLIPSE:
{
if (IsNullStrokeFill(state.LineNeutral))
break;
int b = meta.ReadShort();
int r = meta.ReadShort();
int t = meta.ReadShort();
int l = meta.ReadShort();
cb.Arc(state.TransformX(l), state.TransformY(b), state.TransformX(r), state.TransformY(t), 0, 360);
StrokeAndFill();
break;
}
case META_ARC:
{
if (IsNullStrokeFill(state.LineNeutral))
break;
float yend = state.TransformY(meta.ReadShort());
float xend = state.TransformX(meta.ReadShort());
float ystart = state.TransformY(meta.ReadShort());
float xstart = state.TransformX(meta.ReadShort());
float b = state.TransformY(meta.ReadShort());
float r = state.TransformX(meta.ReadShort());
float t = state.TransformY(meta.ReadShort());
float l = state.TransformX(meta.ReadShort());
float cx = (r + l) / 2;
float cy = (t + b) / 2;
float arc1 = GetArc(cx, cy, xstart, ystart);
float arc2 = GetArc(cx, cy, xend, yend);
arc2 -= arc1;
if (arc2 <= 0)
arc2 += 360;
cb.Arc(l, b, r, t, arc1, arc2);
cb.Stroke();
break;
}
case META_PIE:
{
if (IsNullStrokeFill(state.LineNeutral))
break;
float yend = state.TransformY(meta.ReadShort());
float xend = state.TransformX(meta.ReadShort());
float ystart = state.TransformY(meta.ReadShort());
float xstart = state.TransformX(meta.ReadShort());
float b = state.TransformY(meta.ReadShort());
float r = state.TransformX(meta.ReadShort());
float t = state.TransformY(meta.ReadShort());
float l = state.TransformX(meta.ReadShort());
float cx = (r + l) / 2;
float cy = (t + b) / 2;
float arc1 = GetArc(cx, cy, xstart, ystart);
float arc2 = GetArc(cx, cy, xend, yend);
arc2 -= arc1;
if (arc2 <= 0)
arc2 += 360;
ArrayList ar = PdfContentByte.BezierArc(l, b, r, t, arc1, arc2);
if (ar.Count == 0)
break;
float[] pt = (float [])ar[0];
cb.MoveTo(cx, cy);
cb.LineTo(pt[0], pt[1]);
for (int k = 0; k < ar.Count; ++k) {
pt = (float [])ar[k];
cb.CurveTo(pt[2], pt[3], pt[4], pt[5], pt[6], pt[7]);
}
cb.LineTo(cx, cy);
StrokeAndFill();
break;
}
case META_CHORD:
{
if (IsNullStrokeFill(state.LineNeutral))
break;
float yend = state.TransformY(meta.ReadShort());
float xend = state.TransformX(meta.ReadShort());
float ystart = state.TransformY(meta.ReadShort());
float xstart = state.TransformX(meta.ReadShort());
float b = state.TransformY(meta.ReadShort());
float r = state.TransformX(meta.ReadShort());
float t = state.TransformY(meta.ReadShort());
float l = state.TransformX(meta.ReadShort());
float cx = (r + l) / 2;
float cy = (t + b) / 2;
float arc1 = GetArc(cx, cy, xstart, ystart);
float arc2 = GetArc(cx, cy, xend, yend);
arc2 -= arc1;
if (arc2 <= 0)
arc2 += 360;
ArrayList ar = PdfContentByte.BezierArc(l, b, r, t, arc1, arc2);
if (ar.Count == 0)
break;
float[] pt = (float [])ar[0];
cx = pt[0];
cy = pt[1];
cb.MoveTo(cx, cy);
for (int k = 0; k < ar.Count; ++k) {
pt = (float [])ar[k];
cb.CurveTo(pt[2], pt[3], pt[4], pt[5], pt[6], pt[7]);
}
cb.LineTo(cx, cy);
StrokeAndFill();
break;
}
case META_RECTANGLE:
{
if (IsNullStrokeFill(true))
break;
float b = state.TransformY(meta.ReadShort());
float r = state.TransformX(meta.ReadShort());
float t = state.TransformY(meta.ReadShort());
float l = state.TransformX(meta.ReadShort());
cb.Rectangle(l, b, r - l, t - b);
StrokeAndFill();
break;
}
case META_ROUNDRECT:
{
if (IsNullStrokeFill(true))
break;
float h = state.TransformY(0) - state.TransformY(meta.ReadShort());
float w = state.TransformX(meta.ReadShort()) - state.TransformX(0);
float b = state.TransformY(meta.ReadShort());
float r = state.TransformX(meta.ReadShort());
float t = state.TransformY(meta.ReadShort());
float l = state.TransformX(meta.ReadShort());
cb.RoundRectangle(l, b, r - l, t - b, (h + w) / 4);
StrokeAndFill();
break;
}
case META_INTERSECTCLIPRECT:
{
float b = state.TransformY(meta.ReadShort());
float r = state.TransformX(meta.ReadShort());
float t = state.TransformY(meta.ReadShort());
float l = state.TransformX(meta.ReadShort());
cb.Rectangle(l, b, r - l, t - b);
cb.EoClip();
cb.NewPath();
break;
}
case META_EXTTEXTOUT:
{
int y = meta.ReadShort();
int x = meta.ReadShort();
int count = meta.ReadWord();
int flag = meta.ReadWord();
int x1 = 0;
int y1 = 0;
int x2 = 0;
int y2 = 0;
if ((flag & (MetaFont.ETO_CLIPPED | MetaFont.ETO_OPAQUE)) != 0) {
x1 = meta.ReadShort();
y1 = meta.ReadShort();
x2 = meta.ReadShort();
y2 = meta.ReadShort();
}
byte[] text = new byte[count];
int k;
for (k = 0; k < count; ++k) {
byte c = (byte)meta.ReadByte();
if (c == 0)
break;
text[k] = c;
}
string s;
try {
s = System.Text.Encoding.GetEncoding(1252).GetString(text, 0, k);
}
catch {
s = System.Text.ASCIIEncoding.ASCII.GetString(text, 0, k);
}
OutputText(x, y, flag, x1, y1, x2, y2, s);
break;
}
case META_TEXTOUT:
{
int count = meta.ReadWord();
byte[] text = new byte[count];
int k;
for (k = 0; k < count; ++k) {
byte c = (byte)meta.ReadByte();
if (c == 0)
break;
text[k] = c;
}
string s;
try {
s = System.Text.Encoding.GetEncoding(1252).GetString(text, 0, k);
}
catch {
s = System.Text.ASCIIEncoding.ASCII.GetString(text, 0, k);
}
count = (count + 1) & 0xfffe;
meta.Skip(count - k);
int y = meta.ReadShort();
int x = meta.ReadShort();
OutputText(x, y, 0, 0, 0, 0, 0, s);
break;
}
case META_SETBKCOLOR:
state.CurrentBackgroundColor = meta.ReadColor();
break;
case META_SETTEXTCOLOR:
state.CurrentTextColor = meta.ReadColor();
break;
case META_SETTEXTALIGN:
state.TextAlign = meta.ReadWord();
break;
case META_SETBKMODE:
state.BackgroundMode = meta.ReadWord();
break;
case META_SETPOLYFILLMODE:
state.PolyFillMode = meta.ReadWord();
break;
case META_SETPIXEL:
{
Color color = meta.ReadColor();
int y = meta.ReadShort();
int x = meta.ReadShort();
cb.SaveState();
cb.SetColorFill(color);
cb.Rectangle(state.TransformX(x), state.TransformY(y), .2f, .2f);
cb.Fill();
cb.RestoreState();
break;
}
case META_DIBSTRETCHBLT:
case META_STRETCHDIB: {
int rop = meta.ReadInt();
if (function == META_STRETCHDIB) {
/*int usage = */ meta.ReadWord();
}
int srcHeight = meta.ReadShort();
int srcWidth = meta.ReadShort();
int ySrc = meta.ReadShort();
int xSrc = meta.ReadShort();
float destHeight = state.TransformY(meta.ReadShort()) - state.TransformY(0);
float destWidth = state.TransformX(meta.ReadShort()) - state.TransformX(0);
float yDest = state.TransformY(meta.ReadShort());
float xDest = state.TransformX(meta.ReadShort());
byte[] b = new byte[(tsize * 2) - (meta.Length - lenMarker)];
for (int k = 0; k < b.Length; ++k)
b[k] = (byte)meta.ReadByte();
try {
MemoryStream inb = new MemoryStream(b);
Image bmp = BmpImage.GetImage(inb, true, b.Length);
cb.SaveState();
cb.Rectangle(xDest, yDest, destWidth, destHeight);
cb.Clip();
cb.NewPath();
bmp.ScaleAbsolute(destWidth * bmp.Width / srcWidth, -destHeight * bmp.Height / srcHeight);
bmp.SetAbsolutePosition(xDest - destWidth * xSrc / srcWidth, yDest + destHeight * ySrc / srcHeight - bmp.ScaledHeight);
cb.AddImage(bmp);
cb.RestoreState();
}
catch {
// empty on purpose
}
break;
}
}
meta.Skip((tsize * 2) - (meta.Length - lenMarker));
}
state.Cleanup(cb);
}
public void OutputText(int x, int y, int flag, int x1, int y1, int x2, int y2, string text) {
MetaFont font = state.CurrentFont;
float refX = state.TransformX(x);
float refY = state.TransformY(y);
float angle = state.TransformAngle(font.Angle);
float sin = (float)Math.Sin(angle);
float cos = (float)Math.Cos(angle);
float fontSize = font.GetFontSize(state);
BaseFont bf = font.Font;
int align = state.TextAlign;
float textWidth = bf.GetWidthPoint(text, fontSize);
float tx = 0;
float ty = 0;
float descender = bf.GetFontDescriptor(BaseFont.DESCENT, fontSize);
float ury = bf.GetFontDescriptor(BaseFont.BBOXURY, fontSize);
cb.SaveState();
cb.ConcatCTM(cos, sin, -sin, cos, refX, refY);
if ((align & MetaState.TA_CENTER) == MetaState.TA_CENTER)
tx = -textWidth / 2;
else if ((align & MetaState.TA_RIGHT) == MetaState.TA_RIGHT)
tx = -textWidth;
if ((align & MetaState.TA_BASELINE) == MetaState.TA_BASELINE)
ty = 0;
else if ((align & MetaState.TA_BOTTOM) == MetaState.TA_BOTTOM)
ty = -descender;
else
ty = -ury;
Color textColor;
if (state.BackgroundMode == MetaState.OPAQUE) {
textColor = state.CurrentBackgroundColor;
cb.SetColorFill(textColor);
cb.Rectangle(tx, ty + descender, textWidth, ury - descender);
cb.Fill();
}
textColor = state.CurrentTextColor;
cb.SetColorFill(textColor);
cb.BeginText();
cb.SetFontAndSize(bf, fontSize);
cb.SetTextMatrix(tx, ty);
cb.ShowText(text);
cb.EndText();
if (font.IsUnderline()) {
cb.Rectangle(tx, ty - fontSize / 4, textWidth, fontSize / 15);
cb.Fill();
}
if (font.IsStrikeout()) {
cb.Rectangle(tx, ty + fontSize / 3, textWidth, fontSize / 15);
cb.Fill();
}
cb.RestoreState();
}
public bool IsNullStrokeFill(bool isRectangle) {
MetaPen pen = state.CurrentPen;
MetaBrush brush = state.CurrentBrush;
bool noPen = (pen.Style == MetaPen.PS_NULL);
int style = brush.Style;
bool isBrush = (style == MetaBrush.BS_SOLID || (style == MetaBrush.BS_HATCHED && state.BackgroundMode == MetaState.OPAQUE));
bool result = noPen && !isBrush;
if (!noPen) {
if (isRectangle)
state.LineJoinRectangle = cb;
else
state.LineJoinPolygon = cb;
}
return result;
}
public void StrokeAndFill(){
MetaPen pen = state.CurrentPen;
MetaBrush brush = state.CurrentBrush;
int penStyle = pen.Style;
int brushStyle = brush.Style;
if (penStyle == MetaPen.PS_NULL) {
cb.ClosePath();
if (state.PolyFillMode == MetaState.ALTERNATE) {
cb.EoFill();
}
else {
cb.Fill();
}
}
else {
bool isBrush = (brushStyle == MetaBrush.BS_SOLID || (brushStyle == MetaBrush.BS_HATCHED && state.BackgroundMode == MetaState.OPAQUE));
if (isBrush) {
if (state.PolyFillMode == MetaState.ALTERNATE)
cb.ClosePathEoFillStroke();
else
cb.ClosePathFillStroke();
}
else {
cb.ClosePathStroke();
}
}
}
internal static float GetArc(float xCenter, float yCenter, float xDot, float yDot) {
double s = Math.Atan2(yDot - yCenter, xDot - xCenter);
if (s < 0)
s += Math.PI * 2;
return (float)(s / Math.PI * 180);
}
public static byte[] WrapBMP(Image image) {
if (image.OriginalType != Image.ORIGINAL_BMP)
throw new IOException("Only BMP can be wrapped in WMF.");
Stream imgIn;
byte[] data = null;
if (image.OriginalData == null) {
imgIn = WebRequest.Create(image.Url).GetResponse().GetResponseStream();
MemoryStream outp = new MemoryStream();
int b = 0;
while ((b = imgIn.ReadByte()) != -1)
outp.WriteByte((byte)b);
imgIn.Close();
data = outp.ToArray();
}
else
data = image.OriginalData;
int sizeBmpWords = (data.Length - 14 + 1) >> 1;
MemoryStream os = new MemoryStream();
// write metafile header
WriteWord(os, 1);
WriteWord(os, 9);
WriteWord(os, 0x0300);
WriteDWord(os, 9 + 4 + 5 + 5 + (13 + sizeBmpWords) + 3); // total metafile size
WriteWord(os, 1);
WriteDWord(os, 14 + sizeBmpWords); // max record size
WriteWord(os, 0);
// write records
WriteDWord(os, 4);
WriteWord(os, META_SETMAPMODE);
WriteWord(os, 8);
WriteDWord(os, 5);
WriteWord(os, META_SETWINDOWORG);
WriteWord(os, 0);
WriteWord(os, 0);
WriteDWord(os, 5);
WriteWord(os, META_SETWINDOWEXT);
WriteWord(os, (int)image.Height);
WriteWord(os, (int)image.Width);
WriteDWord(os, 13 + sizeBmpWords);
WriteWord(os, META_DIBSTRETCHBLT);
WriteDWord(os, 0x00cc0020);
WriteWord(os, (int)image.Height);
WriteWord(os, (int)image.Width);
WriteWord(os, 0);
WriteWord(os, 0);
WriteWord(os, (int)image.Height);
WriteWord(os, (int)image.Width);
WriteWord(os, 0);
WriteWord(os, 0);
os.Write(data, 14, data.Length - 14);
if ((data.Length & 1) == 1)
os.WriteByte(0);
// WriteDWord(os, 14 + sizeBmpWords);
// WriteWord(os, META_STRETCHDIB);
// WriteDWord(os, 0x00cc0020);
// WriteWord(os, 0);
// WriteWord(os, (int)image.Height);
// WriteWord(os, (int)image.Width);
// WriteWord(os, 0);
// WriteWord(os, 0);
// WriteWord(os, (int)image.Height);
// WriteWord(os, (int)image.Width);
// WriteWord(os, 0);
// WriteWord(os, 0);
// os.Write(data, 14, data.length - 14);
// if ((data.length & 1) == 1)
// os.Write(0);
WriteDWord(os, 3);
WriteWord(os, 0);
os.Close();
return os.ToArray();
}
public static void WriteWord(Stream os, int v) {
os.WriteByte((byte)(v & 0xff));
os.WriteByte((byte)((v >> 8) & 0xff));
}
public static void WriteDWord(Stream os, int v) {
WriteWord(os, v & 0xffff);
WriteWord(os, (v >> 16) & 0xffff);
}
}
}

206
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using System;
/*
* $Id: MetaFont.cs,v 1.7 2008/05/13 11:25:37 psoares33 Exp $
*
*
* Copyright 2001, 2002 Paulo Soares
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or 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.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* http://www.lowagie.com/iText/
*/
namespace iTextSharp.text.pdf.codec.wmf {
public class MetaFont : MetaObject {
static string[] fontNames = {
"Courier", "Courier-Bold", "Courier-Oblique", "Courier-BoldOblique",
"Helvetica", "Helvetica-Bold", "Helvetica-Oblique", "Helvetica-BoldOblique",
"Times-Roman", "Times-Bold", "Times-Italic", "Times-BoldItalic",
"Symbol", "ZapfDingbats"};
internal const int MARKER_BOLD = 1;
internal const int MARKER_ITALIC = 2;
internal const int MARKER_COURIER = 0;
internal const int MARKER_HELVETICA = 4;
internal const int MARKER_TIMES = 8;
internal const int MARKER_SYMBOL = 12;
internal const int DEFAULT_PITCH = 0;
internal const int FIXED_PITCH = 1;
internal const int VARIABLE_PITCH = 2;
internal const int FF_DONTCARE = 0;
internal const int FF_ROMAN = 1;
internal const int FF_SWISS = 2;
internal const int FF_MODERN = 3;
internal const int FF_SCRIPT = 4;
internal const int FF_DECORATIVE = 5;
internal const int BOLDTHRESHOLD = 600;
internal const int nameSize = 32;
internal const int ETO_OPAQUE = 2;
internal const int ETO_CLIPPED = 4;
int height;
float angle;
int bold;
int italic;
bool underline;
bool strikeout;
int charset;
int pitchAndFamily;
string faceName = "arial";
BaseFont font = null;
public MetaFont() {
type = META_FONT;
}
public void Init(InputMeta meta) {
height = Math.Abs(meta.ReadShort());
meta.Skip(2);
angle = (float)(meta.ReadShort() / 1800.0 * Math.PI);
meta.Skip(2);
bold = (meta.ReadShort() >= BOLDTHRESHOLD ? MARKER_BOLD : 0);
italic = (meta.ReadByte() != 0 ? MARKER_ITALIC : 0);
underline = (meta.ReadByte() != 0);
strikeout = (meta.ReadByte() != 0);
charset = meta.ReadByte();
meta.Skip(3);
pitchAndFamily = meta.ReadByte();
byte[] name = new byte[nameSize];
int k;
for (k = 0; k < nameSize; ++k) {
int c = meta.ReadByte();
if (c == 0) {
break;
}
name[k] = (byte)c;
}
try {
faceName = System.Text.Encoding.GetEncoding(1252).GetString(name, 0, k);
}
catch {
faceName = System.Text.ASCIIEncoding.ASCII.GetString(name, 0, k);
}
faceName = faceName.ToLower(System.Globalization.CultureInfo.InvariantCulture);
}
public BaseFont Font {
get {
if (font != null)
return font;
iTextSharp.text.Font ff2 = FontFactory.GetFont(faceName, BaseFont.CP1252, true, 10, ((italic != 0) ? iTextSharp.text.Font.ITALIC : 0) | ((bold != 0) ? iTextSharp.text.Font.BOLD : 0));
font = ff2.BaseFont;
if (font != null)
return font;
string fontName;
if (faceName.IndexOf("courier") != -1 || faceName.IndexOf("terminal") != -1
|| faceName.IndexOf("fixedsys") != -1) {
fontName = fontNames[MARKER_COURIER + italic + bold];
}
else if (faceName.IndexOf("ms sans serif") != -1 || faceName.IndexOf("arial") != -1
|| faceName.IndexOf("system") != -1) {
fontName = fontNames[MARKER_HELVETICA + italic + bold];
}
else if (faceName.IndexOf("arial black") != -1) {
fontName = fontNames[MARKER_HELVETICA + italic + MARKER_BOLD];
}
else if (faceName.IndexOf("times") != -1 || faceName.IndexOf("ms serif") != -1
|| faceName.IndexOf("roman") != -1) {
fontName = fontNames[MARKER_TIMES + italic + bold];
}
else if (faceName.IndexOf("symbol") != -1) {
fontName = fontNames[MARKER_SYMBOL];
}
else {
int pitch = pitchAndFamily & 3;
int family = (pitchAndFamily >> 4) & 7;
switch (family) {
case FF_MODERN:
fontName = fontNames[MARKER_COURIER + italic + bold];
break;
case FF_ROMAN:
fontName = fontNames[MARKER_TIMES + italic + bold];
break;
case FF_SWISS:
case FF_SCRIPT:
case FF_DECORATIVE:
fontName = fontNames[MARKER_HELVETICA + italic + bold];
break;
default: {
switch (pitch) {
case FIXED_PITCH:
fontName = fontNames[MARKER_COURIER + italic + bold];
break;
default:
fontName = fontNames[MARKER_HELVETICA + italic + bold];
break;
}
break;
}
}
}
font = BaseFont.CreateFont(fontName, BaseFont.CP1252, false);
return font;
}
}
public float Angle {
get {
return angle;
}
}
public bool IsUnderline() {
return underline;
}
public bool IsStrikeout() {
return strikeout;
}
public float GetFontSize(MetaState state) {
return Math.Abs(state.TransformY(height) - state.TransformY(0)) * Document.WmfFontCorrection;
}
}
}

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using System;
/*
* $Id: MetaObject.cs,v 1.3 2008/05/13 11:25:37 psoares33 Exp $
*
*
* Copyright 2001, 2002 Paulo Soares
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or 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.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* http://www.lowagie.com/iText/
*/
namespace iTextSharp.text.pdf.codec.wmf
{
public class MetaObject
{
public const int META_NOT_SUPPORTED = 0;
public const int META_PEN = 1;
public const int META_BRUSH = 2;
public const int META_FONT = 3;
public int type = META_NOT_SUPPORTED;
public MetaObject() {
}
public MetaObject(int type) {
this.type = type;
}
public int Type {
get {
return type;
}
}
}
}

98
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using System;
using iTextSharp.text;
/*
* $Id: MetaPen.cs,v 1.3 2008/05/13 11:25:37 psoares33 Exp $
*
*
* Copyright 2001, 2002 Paulo Soares
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or 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.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* http://www.lowagie.com/iText/
*/
namespace iTextSharp.text.pdf.codec.wmf {
public class MetaPen : MetaObject {
public const int PS_SOLID = 0;
public const int PS_DASH = 1;
public const int PS_DOT = 2;
public const int PS_DASHDOT = 3;
public const int PS_DASHDOTDOT = 4;
public const int PS_NULL = 5;
public const int PS_INSIDEFRAME = 6;
int style = PS_SOLID;
int penWidth = 1;
Color color = Color.BLACK;
public MetaPen() {
type = META_PEN;
}
public void Init(InputMeta meta) {
style = meta.ReadWord();
penWidth = meta.ReadShort();
meta.ReadWord();
color = meta.ReadColor();
}
public int Style {
get {
return style;
}
}
public int PenWidth {
get {
return penWidth;
}
}
public Color Color {
get {
return color;
}
}
}
}

390
iTechSharp/iTextSharp/text/pdf/codec/wmf/MetaState.cs Normal file
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using System;
using System.Collections;
using iTextSharp.text;
/*
* $Id: MetaState.cs,v 1.6 2008/05/13 11:25:37 psoares33 Exp $
*
*
* Copyright 2001, 2002 Paulo Soares
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or 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.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* http://www.lowagie.com/iText/
*/
namespace iTextSharp.text.pdf.codec.wmf {
public class MetaState {
public static int TA_NOUPDATECP = 0;
public static int TA_UPDATECP = 1;
public static int TA_LEFT = 0;
public static int TA_RIGHT = 2;
public static int TA_CENTER = 6;
public static int TA_TOP = 0;
public static int TA_BOTTOM = 8;
public static int TA_BASELINE = 24;
public static int TRANSPARENT = 1;
public static int OPAQUE = 2;
public static int ALTERNATE = 1;
public static int WINDING = 2;
public Stack savedStates;
public ArrayList MetaObjects;
public System.Drawing.Point currentPoint;
public MetaPen currentPen;
public MetaBrush currentBrush;
public MetaFont currentFont;
public Color currentBackgroundColor = Color.WHITE;
public Color currentTextColor = Color.BLACK;
public int backgroundMode = OPAQUE;
public int polyFillMode = ALTERNATE;
public int lineJoin = 1;
public int textAlign;
public int offsetWx;
public int offsetWy;
public int extentWx;
public int extentWy;
public float scalingX;
public float scalingY;
/** Creates new MetaState */
public MetaState() {
savedStates = new Stack();
MetaObjects = new ArrayList();
currentPoint = new System.Drawing.Point(0, 0);
currentPen = new MetaPen();
currentBrush = new MetaBrush();
currentFont = new MetaFont();
}
public MetaState(MetaState state) {
metaState = state;
}
public MetaState metaState {
set {
savedStates = value.savedStates;
MetaObjects = value.MetaObjects;
currentPoint = value.currentPoint;
currentPen = value.currentPen;
currentBrush = value.currentBrush;
currentFont = value.currentFont;
currentBackgroundColor = value.currentBackgroundColor;
currentTextColor = value.currentTextColor;
backgroundMode = value.backgroundMode;
polyFillMode = value.polyFillMode;
textAlign = value.textAlign;
lineJoin = value.lineJoin;
offsetWx = value.offsetWx;
offsetWy = value.offsetWy;
extentWx = value.extentWx;
extentWy = value.extentWy;
scalingX = value.scalingX;
scalingY = value.scalingY;
}
}
public void AddMetaObject(MetaObject obj) {
for (int k = 0; k < MetaObjects.Count; ++k) {
if (MetaObjects[k] == null) {
MetaObjects[k] = obj;
return;
}
}
MetaObjects.Add(obj);
}
public void SelectMetaObject(int index, PdfContentByte cb) {
MetaObject obj = (MetaObject)MetaObjects[index];
if (obj == null)
return;
int style;
switch (obj.Type) {
case MetaObject.META_BRUSH:
currentBrush = (MetaBrush)obj;
style = currentBrush.Style;
if (style == MetaBrush.BS_SOLID) {
Color color = currentBrush.Color;
cb.SetColorFill(color);
}
else if (style == MetaBrush.BS_HATCHED) {
Color color = currentBackgroundColor;
cb.SetColorFill(color);
}
break;
case MetaObject.META_PEN: {
currentPen = (MetaPen)obj;
style = currentPen.Style;
if (style != MetaPen.PS_NULL) {
Color color = currentPen.Color;
cb.SetColorStroke(color);
cb.SetLineWidth(Math.Abs((float)currentPen.PenWidth * scalingX / extentWx));
switch (style) {
case MetaPen.PS_DASH:
cb.SetLineDash(18, 6, 0);
break;
case MetaPen.PS_DASHDOT:
cb.SetLiteral("[9 6 3 6]0 d\n");
break;
case MetaPen.PS_DASHDOTDOT:
cb.SetLiteral("[9 3 3 3 3 3]0 d\n");
break;
case MetaPen.PS_DOT:
cb.SetLineDash(3, 0);
break;
default:
cb.SetLineDash(0);
break;
}
}
break;
}
case MetaObject.META_FONT: {
currentFont = (MetaFont)obj;
break;
}
}
}
public void DeleteMetaObject(int index) {
MetaObjects[index] = null;
}
public void SaveState(PdfContentByte cb) {
cb.SaveState();
MetaState state = new MetaState(this);
savedStates.Push(state);
}
public void RestoreState(int index, PdfContentByte cb) {
int pops;
if (index < 0)
pops = Math.Min(-index, savedStates.Count);
else
pops = Math.Max(savedStates.Count - index, 0);
if (pops == 0)
return;
MetaState state = null;
while (pops-- != 0) {
cb.RestoreState();
state = (MetaState)savedStates.Pop();
}
metaState = state;
}
public void Cleanup(PdfContentByte cb) {
int k = savedStates.Count;
while (k-- > 0)
cb.RestoreState();
}
public float TransformX(int x) {
return ((float)x - offsetWx) * scalingX / extentWx;
}
public float TransformY(int y) {
return (1f - ((float)y - offsetWy) / extentWy) * scalingY;
}
public float ScalingX {
set {
this.scalingX = value;
}
}
public float ScalingY {
set {
this.scalingY = value;
}
}
public int OffsetWx {
set {
this.offsetWx = value;
}
}
public int OffsetWy {
set {
this.offsetWy = value;
}
}
public int ExtentWx {
set {
this.extentWx = value;
}
}
public int ExtentWy {
set {
this.extentWy = value;
}
}
public float TransformAngle(float angle) {
float ta = scalingY < 0 ? -angle : angle;
return (float)(scalingX < 0 ? Math.PI - ta : ta);
}
public System.Drawing.Point CurrentPoint {
get {
return currentPoint;
}
set {
currentPoint = value;
}
}
public MetaBrush CurrentBrush {
get {
return currentBrush;
}
}
public MetaPen CurrentPen {
get {
return currentPen;
}
}
public MetaFont CurrentFont {
get {
return currentFont;
}
}
/** Getter for property currentBackgroundColor.
* @return Value of property currentBackgroundColor.
*/
public Color CurrentBackgroundColor {
get {
return currentBackgroundColor;
}
set {
this.currentBackgroundColor = value;
}
}
/** Getter for property currentTextColor.
* @return Value of property currentTextColor.
*/
public Color CurrentTextColor {
get {
return currentTextColor;
}
set {
this.currentTextColor = value;
}
}
/** Getter for property backgroundMode.
* @return Value of property backgroundMode.
*/
public int BackgroundMode {
get {
return backgroundMode;
}
set {
this.backgroundMode = value;
}
}
/** Getter for property textAlign.
* @return Value of property textAlign.
*/
public int TextAlign {
get {
return textAlign;
}
set {
this.textAlign = value;
}
}
/** Getter for property polyFillMode.
* @return Value of property polyFillMode.
*/
public int PolyFillMode {
get {
return polyFillMode;
}
set {
this.polyFillMode = value;
}
}
public PdfContentByte LineJoinRectangle {
set {
if (lineJoin != 0) {
lineJoin = 0;
value.SetLineJoin(0);
}
}
}
public PdfContentByte LineJoinPolygon {
set {
if (lineJoin == 0) {
lineJoin = 1;
value.SetLineJoin(1);
}
}
}
public bool LineNeutral {
get {
return (lineJoin == 0);
}
}
}
}