diff options
Diffstat (limited to 'src/main/java/com/lowagie/text/pdf/codec/wmf/MetaDo.java')
| -rw-r--r-- | src/main/java/com/lowagie/text/pdf/codec/wmf/MetaDo.java | 760 |
1 files changed, 0 insertions, 760 deletions
diff --git a/src/main/java/com/lowagie/text/pdf/codec/wmf/MetaDo.java b/src/main/java/com/lowagie/text/pdf/codec/wmf/MetaDo.java deleted file mode 100644 index ca77294..0000000 --- a/src/main/java/com/lowagie/text/pdf/codec/wmf/MetaDo.java +++ /dev/null @@ -1,760 +0,0 @@ -/*
- * $Id: MetaDo.java,v 1.3 2005/12/01 16:57:15 psoares33 Exp $
- * $Name: $
- *
- * 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/
- */
-
-package com.lowagie.text.pdf.codec.wmf;
-import java.io.*;
-import com.lowagie.text.pdf.*;
-import com.lowagie.text.pdf.codec.BmpImage;
-import com.lowagie.text.*;
-import java.awt.Point;
-import java.awt.Color;
-import java.util.ArrayList;
-
-public class MetaDo {
-
- public static final int META_SETBKCOLOR = 0x0201;
- public static final int META_SETBKMODE = 0x0102;
- public static final int META_SETMAPMODE = 0x0103;
- public static final int META_SETROP2 = 0x0104;
- public static final int META_SETRELABS = 0x0105;
- public static final int META_SETPOLYFILLMODE = 0x0106;
- public static final int META_SETSTRETCHBLTMODE = 0x0107;
- public static final int META_SETTEXTCHAREXTRA = 0x0108;
- public static final int META_SETTEXTCOLOR = 0x0209;
- public static final int META_SETTEXTJUSTIFICATION = 0x020A;
- public static final int META_SETWINDOWORG = 0x020B;
- public static final int META_SETWINDOWEXT = 0x020C;
- public static final int META_SETVIEWPORTORG = 0x020D;
- public static final int META_SETVIEWPORTEXT = 0x020E;
- public static final int META_OFFSETWINDOWORG = 0x020F;
- public static final int META_SCALEWINDOWEXT = 0x0410;
- public static final int META_OFFSETVIEWPORTORG = 0x0211;
- public static final int META_SCALEVIEWPORTEXT = 0x0412;
- public static final int META_LINETO = 0x0213;
- public static final int META_MOVETO = 0x0214;
- public static final int META_EXCLUDECLIPRECT = 0x0415;
- public static final int META_INTERSECTCLIPRECT = 0x0416;
- public static final int META_ARC = 0x0817;
- public static final int META_ELLIPSE = 0x0418;
- public static final int META_FLOODFILL = 0x0419;
- public static final int META_PIE = 0x081A;
- public static final int META_RECTANGLE = 0x041B;
- public static final int META_ROUNDRECT = 0x061C;
- public static final int META_PATBLT = 0x061D;
- public static final int META_SAVEDC = 0x001E;
- public static final int META_SETPIXEL = 0x041F;
- public static final int META_OFFSETCLIPRGN = 0x0220;
- public static final int META_TEXTOUT = 0x0521;
- public static final int META_BITBLT = 0x0922;
- public static final int META_STRETCHBLT = 0x0B23;
- public static final int META_POLYGON = 0x0324;
- public static final int META_POLYLINE = 0x0325;
- public static final int META_ESCAPE = 0x0626;
- public static final int META_RESTOREDC = 0x0127;
- public static final int META_FILLREGION = 0x0228;
- public static final int META_FRAMEREGION = 0x0429;
- public static final int META_INVERTREGION = 0x012A;
- public static final int META_PAINTREGION = 0x012B;
- public static final int META_SELECTCLIPREGION = 0x012C;
- public static final int META_SELECTOBJECT = 0x012D;
- public static final int META_SETTEXTALIGN = 0x012E;
- public static final int META_CHORD = 0x0830;
- public static final int META_SETMAPPERFLAGS = 0x0231;
- public static final int META_EXTTEXTOUT = 0x0a32;
- public static final int META_SETDIBTODEV = 0x0d33;
- public static final int META_SELECTPALETTE = 0x0234;
- public static final int META_REALIZEPALETTE = 0x0035;
- public static final int META_ANIMATEPALETTE = 0x0436;
- public static final int META_SETPALENTRIES = 0x0037;
- public static final int META_POLYPOLYGON = 0x0538;
- public static final int META_RESIZEPALETTE = 0x0139;
- public static final int META_DIBBITBLT = 0x0940;
- public static final int META_DIBSTRETCHBLT = 0x0b41;
- public static final int META_DIBCREATEPATTERNBRUSH = 0x0142;
- public static final int META_STRETCHDIB = 0x0f43;
- public static final int META_EXTFLOODFILL = 0x0548;
- public static final int META_DELETEOBJECT = 0x01f0;
- public static final int META_CREATEPALETTE = 0x00f7;
- public static final int META_CREATEPATTERNBRUSH = 0x01F9;
- public static final int META_CREATEPENINDIRECT = 0x02FA;
- public static final int META_CREATEFONTINDIRECT = 0x02FB;
- public static final int META_CREATEBRUSHINDIRECT = 0x02FC;
- public static final int META_CREATEREGION = 0x06FF;
-
- public PdfContentByte cb;
- public InputMeta in;
- int left;
- int top;
- int right;
- int bottom;
- int inch;
- MetaState state = new MetaState();
-
- public MetaDo(InputStream in, PdfContentByte cb) {
- this.cb = cb;
- this.in = new InputMeta(in);
- }
-
- public void readAll() throws IOException, DocumentException{
- if (in.readInt() != 0x9AC6CDD7) {
- throw new DocumentException("Not a placeable windows metafile");
- }
- in.readWord();
- left = in.readShort();
- top = in.readShort();
- right = in.readShort();
- bottom = in.readShort();
- inch = in.readWord();
- state.setScalingX((float)(right - left) / (float)inch * 72f);
- state.setScalingY((float)(bottom - top) / (float)inch * 72f);
- state.setOffsetWx(left);
- state.setOffsetWy(top);
- state.setExtentWx(right - left);
- state.setExtentWy(bottom - top);
- in.readInt();
- in.readWord();
- in.skip(18);
-
- int tsize;
- int function;
- cb.setLineCap(1);
- cb.setLineJoin(1);
- for (;;) {
- int lenMarker = in.getLength();
- tsize = in.readInt();
- if (tsize < 3)
- break;
- function = in.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(in);
- state.addMetaObject(pen);
- break;
- }
- case META_CREATEBRUSHINDIRECT:
- {
- MetaBrush brush = new MetaBrush();
- brush.init(in);
- state.addMetaObject(brush);
- break;
- }
- case META_CREATEFONTINDIRECT:
- {
- MetaFont font = new MetaFont();
- font.init(in);
- state.addMetaObject(font);
- break;
- }
- case META_SELECTOBJECT:
- {
- int idx = in.readWord();
- state.selectMetaObject(idx, cb);
- break;
- }
- case META_DELETEOBJECT:
- {
- int idx = in.readWord();
- state.deleteMetaObject(idx);
- break;
- }
- case META_SAVEDC:
- state.saveState(cb);
- break;
- case META_RESTOREDC:
- {
- int idx = in.readShort();
- state.restoreState(idx, cb);
- break;
- }
- case META_SETWINDOWORG:
- state.setOffsetWy(in.readShort());
- state.setOffsetWx(in.readShort());
- break;
- case META_SETWINDOWEXT:
- state.setExtentWy(in.readShort());
- state.setExtentWx(in.readShort());
- break;
- case META_MOVETO:
- {
- int y = in.readShort();
- Point p = new Point(in.readShort(), y);
- state.setCurrentPoint(p);
- break;
- }
- case META_LINETO:
- {
- int y = in.readShort();
- int x = in.readShort();
- Point p = state.getCurrentPoint();
- cb.moveTo(state.transformX(p.x), state.transformY(p.y));
- cb.lineTo(state.transformX(x), state.transformY(y));
- cb.stroke();
- state.setCurrentPoint(new Point(x, y));
- break;
- }
- case META_POLYLINE:
- {
- state.setLineJoinPolygon(cb);
- int len = in.readWord();
- int x = in.readShort();
- int y = in.readShort();
- cb.moveTo(state.transformX(x), state.transformY(y));
- for (int k = 1; k < len; ++k) {
- x = in.readShort();
- y = in.readShort();
- cb.lineTo(state.transformX(x), state.transformY(y));
- }
- cb.stroke();
- break;
- }
- case META_POLYGON:
- {
- if (isNullStrokeFill(false))
- break;
- int len = in.readWord();
- int sx = in.readShort();
- int sy = in.readShort();
- cb.moveTo(state.transformX(sx), state.transformY(sy));
- for (int k = 1; k < len; ++k) {
- int x = in.readShort();
- int y = in.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 = in.readWord();
- int lens[] = new int[numPoly];
- for (int k = 0; k < lens.length; ++k)
- lens[k] = in.readWord();
- for (int j = 0; j < lens.length; ++j) {
- int len = lens[j];
- int sx = in.readShort();
- int sy = in.readShort();
- cb.moveTo(state.transformX(sx), state.transformY(sy));
- for (int k = 1; k < len; ++k) {
- int x = in.readShort();
- int y = in.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.getLineNeutral()))
- break;
- int b = in.readShort();
- int r = in.readShort();
- int t = in.readShort();
- int l = in.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.getLineNeutral()))
- break;
- float yend = state.transformY(in.readShort());
- float xend = state.transformX(in.readShort());
- float ystart = state.transformY(in.readShort());
- float xstart = state.transformX(in.readShort());
- float b = state.transformY(in.readShort());
- float r = state.transformX(in.readShort());
- float t = state.transformY(in.readShort());
- float l = state.transformX(in.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.getLineNeutral()))
- break;
- float yend = state.transformY(in.readShort());
- float xend = state.transformX(in.readShort());
- float ystart = state.transformY(in.readShort());
- float xstart = state.transformX(in.readShort());
- float b = state.transformY(in.readShort());
- float r = state.transformX(in.readShort());
- float t = state.transformY(in.readShort());
- float l = state.transformX(in.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.size() == 0)
- break;
- float pt[] = (float [])ar.get(0);
- cb.moveTo(cx, cy);
- cb.lineTo(pt[0], pt[1]);
- for (int k = 0; k < ar.size(); ++k) {
- pt = (float [])ar.get(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.getLineNeutral()))
- break;
- float yend = state.transformY(in.readShort());
- float xend = state.transformX(in.readShort());
- float ystart = state.transformY(in.readShort());
- float xstart = state.transformX(in.readShort());
- float b = state.transformY(in.readShort());
- float r = state.transformX(in.readShort());
- float t = state.transformY(in.readShort());
- float l = state.transformX(in.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.size() == 0)
- break;
- float pt[] = (float [])ar.get(0);
- cx = pt[0];
- cy = pt[1];
- cb.moveTo(cx, cy);
- for (int k = 0; k < ar.size(); ++k) {
- pt = (float [])ar.get(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(in.readShort());
- float r = state.transformX(in.readShort());
- float t = state.transformY(in.readShort());
- float l = state.transformX(in.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(in.readShort());
- float w = state.transformX(in.readShort()) - state.transformX(0);
- float b = state.transformY(in.readShort());
- float r = state.transformX(in.readShort());
- float t = state.transformY(in.readShort());
- float l = state.transformX(in.readShort());
- cb.roundRectangle(l, b, r - l, t - b, (h + w) / 4);
- strokeAndFill();
- break;
- }
- case META_INTERSECTCLIPRECT:
- {
- float b = state.transformY(in.readShort());
- float r = state.transformX(in.readShort());
- float t = state.transformY(in.readShort());
- float l = state.transformX(in.readShort());
- cb.rectangle(l, b, r - l, t - b);
- cb.eoClip();
- cb.newPath();
- break;
- }
- case META_EXTTEXTOUT:
- {
- int y = in.readShort();
- int x = in.readShort();
- int count = in.readWord();
- int flag = in.readWord();
- int x1 = 0;
- int y1 = 0;
- int x2 = 0;
- int y2 = 0;
- if ((flag & (MetaFont.ETO_CLIPPED | MetaFont.ETO_OPAQUE)) != 0) {
- x1 = in.readShort();
- y1 = in.readShort();
- x2 = in.readShort();
- y2 = in.readShort();
- }
- byte text[] = new byte[count];
- int k;
- for (k = 0; k < count; ++k) {
- byte c = (byte)in.readByte();
- if (c == 0)
- break;
- text[k] = c;
- }
- String s;
- try {
- s = new String(text, 0, k, "Cp1252");
- }
- catch (UnsupportedEncodingException e) {
- s = new String(text, 0, k);
- }
- outputText(x, y, flag, x1, y1, x2, y2, s);
- break;
- }
- case META_TEXTOUT:
- {
- int count = in.readWord();
- byte text[] = new byte[count];
- int k;
- for (k = 0; k < count; ++k) {
- byte c = (byte)in.readByte();
- if (c == 0)
- break;
- text[k] = c;
- }
- String s;
- try {
- s = new String(text, 0, k, "Cp1252");
- }
- catch (UnsupportedEncodingException e) {
- s = new String(text, 0, k);
- }
- count = (count + 1) & 0xfffe;
- in.skip(count - k);
- int y = in.readShort();
- int x = in.readShort();
- outputText(x, y, 0, 0, 0, 0, 0, s);
- break;
- }
- case META_SETBKCOLOR:
- state.setCurrentBackgroundColor(in.readColor());
- break;
- case META_SETTEXTCOLOR:
- state.setCurrentTextColor(in.readColor());
- break;
- case META_SETTEXTALIGN:
- state.setTextAlign(in.readWord());
- break;
- case META_SETBKMODE:
- state.setBackgroundMode(in.readWord());
- break;
- case META_SETPOLYFILLMODE:
- state.setPolyFillMode(in.readWord());
- break;
- case META_SETPIXEL:
- {
- Color color = in.readColor();
- int y = in.readShort();
- int x = in.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 = in.readInt();
- if (function == META_STRETCHDIB) {
- /*int usage = */ in.readWord();
- }
- int srcHeight = in.readShort();
- int srcWidth = in.readShort();
- int ySrc = in.readShort();
- int xSrc = in.readShort();
- float destHeight = state.transformY(in.readShort()) - state.transformY(0);
- float destWidth = state.transformX(in.readShort()) - state.transformX(0);
- float yDest = state.transformY(in.readShort());
- float xDest = state.transformX(in.readShort());
- byte b[] = new byte[(tsize * 2) - (in.getLength() - lenMarker)];
- for (int k = 0; k < b.length; ++k)
- b[k] = (byte)in.readByte();
- try {
- ByteArrayInputStream inb = new ByteArrayInputStream(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 (Exception e) {
- // empty on purpose
- }
- break;
- }
- }
- in.skip((tsize * 2) - (in.getLength() - lenMarker));
- }
- state.cleanup(cb);
- }
-
- public void outputText(int x, int y, int flag, int x1, int y1, int x2, int y2, String text) throws IOException {
- MetaFont font = state.getCurrentFont();
- float refX = state.transformX(x);
- float refY = state.transformY(y);
- float angle = state.transformAngle(font.getAngle());
- float sin = (float)Math.sin(angle);
- float cos = (float)Math.cos(angle);
- float fontSize = font.getFontSize(state);
- BaseFont bf = font.getFont();
- int align = state.getTextAlign();
- 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.getBackgroundMode() == MetaState.OPAQUE) {
- textColor = state.getCurrentBackgroundColor();
- cb.setColorFill(textColor);
- cb.rectangle(tx, ty + descender, textWidth, ury - descender);
- cb.fill();
- }
- textColor = state.getCurrentTextColor();
- 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 boolean isNullStrokeFill(boolean isRectangle) {
- MetaPen pen = state.getCurrentPen();
- MetaBrush brush = state.getCurrentBrush();
- boolean noPen = (pen.getStyle() == MetaPen.PS_NULL);
- int style = brush.getStyle();
- boolean isBrush = (style == MetaBrush.BS_SOLID || (style == MetaBrush.BS_HATCHED && state.getBackgroundMode() == MetaState.OPAQUE));
- boolean result = noPen && !isBrush;
- if (!noPen) {
- if (isRectangle)
- state.setLineJoinRectangle(cb);
- else
- state.setLineJoinPolygon(cb);
- }
- return result;
- }
-
- public void strokeAndFill(){
- MetaPen pen = state.getCurrentPen();
- MetaBrush brush = state.getCurrentBrush();
- int penStyle = pen.getStyle();
- int brushStyle = brush.getStyle();
- if (penStyle == MetaPen.PS_NULL) {
- cb.closePath();
- if (state.getPolyFillMode() == MetaState.ALTERNATE) {
- cb.eoFill();
- }
- else {
- cb.fill();
- }
- }
- else {
- boolean isBrush = (brushStyle == MetaBrush.BS_SOLID || (brushStyle == MetaBrush.BS_HATCHED && state.getBackgroundMode() == MetaState.OPAQUE));
- if (isBrush) {
- if (state.getPolyFillMode() == MetaState.ALTERNATE)
- cb.closePathEoFillStroke();
- else
- cb.closePathFillStroke();
- }
- else {
- cb.closePathStroke();
- }
- }
- }
-
- 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) throws IOException {
- if (image.getOriginalType() != Image.ORIGINAL_BMP)
- throw new IOException("Only BMP can be wrapped in WMF.");
- InputStream imgIn;
- byte data[] = null;
- if (image.getOriginalData() == null) {
- imgIn = image.url().openStream();
- ByteArrayOutputStream out = new ByteArrayOutputStream();
- int b = 0;
- while ((b = imgIn.read()) != -1)
- out.write(b);
- imgIn.close();
- data = out.toByteArray();
- }
- else
- data = image.getOriginalData();
- int sizeBmpWords = (data.length - 14 + 1) >>> 1;
- ByteArrayOutputStream os = new ByteArrayOutputStream();
- // 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.write(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.toByteArray();
- }
-
- public static void writeWord(OutputStream os, int v) throws IOException {
- os.write(v & 0xff);
- os.write((v >>> 8) & 0xff);
- }
-
- public static void writeDWord(OutputStream os, int v) throws IOException {
- writeWord(os, v & 0xffff);
- writeWord(os, (v >>> 16) & 0xffff);
- }
-}
\ No newline at end of file |