From 091a1e0179cb264cc2cab6e3b11ea31045c8536d Mon Sep 17 00:00:00 2001 From: kitfox Date: Tue, 29 May 2007 23:33:23 +0000 Subject: Restoring SVG Salamander to it's original code base, and updating build scripts. git-svn-id: https://svn.java.net/svn/svgsalamander~svn/trunk/svg-core@36 7dc7fa77-23fb-e6ad-8e2e-c86bd48ed22b --- src/main/java/com/kitfox/svg/Filter.java | 229 +++++++++++++++++++++++++++++++ 1 file changed, 229 insertions(+) create mode 100644 src/main/java/com/kitfox/svg/Filter.java (limited to 'src/main/java/com/kitfox/svg/Filter.java') diff --git a/src/main/java/com/kitfox/svg/Filter.java b/src/main/java/com/kitfox/svg/Filter.java new file mode 100644 index 0000000..0c41f15 --- /dev/null +++ b/src/main/java/com/kitfox/svg/Filter.java @@ -0,0 +1,229 @@ +/* + * FillElement.java + * + * + * The Salamander Project - 2D and 3D graphics libraries in Java + * Copyright (C) 2004 Mark McKay + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * Mark McKay can be contacted at mark@kitfox.com. Salamander and other + * projects can be found at http://www.kitfox.com + * + * Created on March 18, 2004, 6:52 AM + */ + +package com.kitfox.svg; + +import com.kitfox.svg.xml.StyleAttribute; +import java.awt.*; +import java.awt.geom.*; +import java.net.*; +import java.util.*; + +import com.kitfox.svg.xml.*; +import org.xml.sax.*; + +/** + * @author Mark McKay + * @author Mark McKay + */ +public class Filter extends SVGElement +{ + public static final int FU_OBJECT_BOUNDING_BOX = 0; + public static final int FU_USER_SPACE_ON_USE = 1; + + protected int filterUnits = FU_OBJECT_BOUNDING_BOX; + + public static final int PU_OBJECT_BOUNDING_BOX = 0; + public static final int PU_USER_SPACE_ON_USE = 1; + + protected int primitiveUnits = PU_OBJECT_BOUNDING_BOX; + + float x = 0f; + float y = 0f; + float width = 1f; + float height = 1f; + + Point2D filterRes = new Point2D.Double(); + + URL href = null; + + final Vector filterEffects = new Vector(); + + /** Creates a new instance of FillElement */ + public Filter() { + } + + /** + * Called after the start element but before the end element to indicate + * each child tag that has been processed + */ + public void loaderAddChild(SVGLoaderHelper helper, SVGElement child) throws SVGElementException + { + super.loaderAddChild(helper, child); + + if (child instanceof FilterEffects) + { + filterEffects.add(child); + } + } + + protected void build() throws SVGException + { + super.build(); + + StyleAttribute sty = new StyleAttribute(); + String strn; + + if (getPres(sty.setName("filterUnits"))) + { + strn = sty.getStringValue().toLowerCase(); + if (strn.equals("userspaceonuse")) filterUnits = FU_USER_SPACE_ON_USE; + else filterUnits = FU_OBJECT_BOUNDING_BOX; + } + + if (getPres(sty.setName("primitiveUnits"))) + { + strn = sty.getStringValue().toLowerCase(); + if (strn.equals("userspaceonuse")) primitiveUnits = PU_USER_SPACE_ON_USE; + else primitiveUnits = PU_OBJECT_BOUNDING_BOX; + } + + if (getPres(sty.setName("x"))) x = sty.getFloatValueWithUnits(); + + if (getPres(sty.setName("y"))) y = sty.getFloatValueWithUnits(); + + if (getPres(sty.setName("width"))) width = sty.getFloatValueWithUnits(); + + if (getPres(sty.setName("height"))) height = sty.getFloatValueWithUnits(); + + try { + if (getPres(sty.setName("xlink:href"))) + { + URI src = sty.getURIValue(getXMLBase()); + href = src.toURL(); + } + } + catch (Exception e) + { + throw new SVGException(e); + } + + } + + public float getX() { return x; } + public float getY() { return y; } + public float getWidth() { return width; } + public float getHeight() { return height; } + + public boolean updateTime(double curTime) throws SVGException + { +// if (trackManager.getNumTracks() == 0) return false; + + //Get current values for parameters + StyleAttribute sty = new StyleAttribute(); + boolean stateChange = false; + + if (getPres(sty.setName("x"))) + { + float newVal = sty.getFloatValueWithUnits(); + if (newVal != x) + { + x = newVal; + stateChange = true; + } + } + + if (getPres(sty.setName("y"))) + { + float newVal = sty.getFloatValueWithUnits(); + if (newVal != y) + { + y = newVal; + stateChange = true; + } + } + + if (getPres(sty.setName("width"))) + { + float newVal = sty.getFloatValueWithUnits(); + if (newVal != width) + { + width = newVal; + stateChange = true; + } + } + + if (getPres(sty.setName("height"))) + { + float newVal = sty.getFloatValueWithUnits(); + if (newVal != height) + { + height = newVal; + stateChange = true; + } + } + + try { + if (getPres(sty.setName("xlink:href"))) + { + URI src = sty.getURIValue(getXMLBase()); + URL newVal = src.toURL(); + + if (!newVal.equals(href)) + { + href = newVal; + stateChange = true; + } + } + } + catch (Exception e) + { + throw new SVGException(e); + } + + if (getPres(sty.setName("filterUnits"))) + { + int newVal; + String strn = sty.getStringValue().toLowerCase(); + if (strn.equals("userspaceonuse")) newVal = FU_USER_SPACE_ON_USE; + else newVal = FU_OBJECT_BOUNDING_BOX; + if (newVal != filterUnits) + { + filterUnits = newVal; + stateChange = true; + } + } + + if (getPres(sty.setName("primitiveUnits"))) + { + int newVal; + String strn = sty.getStringValue().toLowerCase(); + if (strn.equals("userspaceonuse")) newVal = PU_USER_SPACE_ON_USE; + else newVal = PU_OBJECT_BOUNDING_BOX; + if (newVal != filterUnits) + { + primitiveUnits = newVal; + stateChange = true; + } + } + + + + return stateChange; + } +} + -- cgit v1.2.3-55-g7522