diff options
Diffstat (limited to 'tdecore/svgicons')
| -rw-r--r-- | tdecore/svgicons/CMakeLists.txt | 38 | ||||
| -rw-r--r-- | tdecore/svgicons/Makefile.am | 6 | ||||
| -rw-r--r-- | tdecore/svgicons/TODO | 5 | ||||
| -rw-r--r-- | tdecore/svgicons/ksvgiconengine.cpp | 692 | ||||
| -rw-r--r-- | tdecore/svgicons/ksvgiconengine.h | 49 | ||||
| -rw-r--r-- | tdecore/svgicons/ksvgiconpainter.cpp | 2837 | ||||
| -rw-r--r-- | tdecore/svgicons/ksvgiconpainter.h | 101 |
7 files changed, 3728 insertions, 0 deletions
diff --git a/tdecore/svgicons/CMakeLists.txt b/tdecore/svgicons/CMakeLists.txt new file mode 100644 index 000000000..4f2345510 --- /dev/null +++ b/tdecore/svgicons/CMakeLists.txt @@ -0,0 +1,38 @@ +################################################# +# +# (C) 2010 Serghei Amelian +# serghei (DOT) amelian (AT) gmail.com +# +# Improvements and feedback are welcome +# +# This file is released under GPL >= 2 +# +################################################# + +include_directories( + ${TQT_INCLUDE_DIRS} + ${CMAKE_BINARY_DIR}/tdecore + ${CMAKE_SOURCE_DIR}/tdecore + ${LIBART_INCLUDE_DIRS} +) + + +##### headers ################################### + +install( FILES + ksvgiconengine.h + DESTINATION ${INCLUDE_INSTALL_DIR} ) + + +##### kdesvgicons ############################### + +set( target kdesvgicons ) + +set( ${target}_SRCS + ksvgiconengine.cpp ksvgiconpainter.cpp +) + +tde_add_library( ${target} STATIC_PIC + SOURCES ${${target}_SRCS} + LINK ${LIBART_LIBRARIES} +) diff --git a/tdecore/svgicons/Makefile.am b/tdecore/svgicons/Makefile.am new file mode 100644 index 000000000..ca398a5bd --- /dev/null +++ b/tdecore/svgicons/Makefile.am @@ -0,0 +1,6 @@ +INCLUDES = -I$(srcdir)/.. $(LIBART_CFLAGS) $(all_includes) + +noinst_LTLIBRARIES = libkdesvgicons.la + +include_HEADERS = ksvgiconengine.h +libkdesvgicons_la_SOURCES = ksvgiconengine.cpp ksvgiconpainter.cpp diff --git a/tdecore/svgicons/TODO b/tdecore/svgicons/TODO new file mode 100644 index 000000000..6ecafb8bf --- /dev/null +++ b/tdecore/svgicons/TODO @@ -0,0 +1,5 @@ +* Units.svg is wrong +* faster implementations of parseStyle, parseTransform, if needed +* smaller art_render_new areas, if needed +* make gradients work for boundingbox as well +* patterns diff --git a/tdecore/svgicons/ksvgiconengine.cpp b/tdecore/svgicons/ksvgiconengine.cpp new file mode 100644 index 000000000..85830126b --- /dev/null +++ b/tdecore/svgicons/ksvgiconengine.cpp @@ -0,0 +1,692 @@ +/* + Copyright (C) 2002 Nikolas Zimmermann <wildfox@kde.org> + This file is part of the KDE project + + 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.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. +*/ + +#include <tqdom.h> +#include <tqfile.h> +#include <tqcolor.h> +#include <tqimage.h> +#include <tqwmatrix.h> +#include <tqregexp.h> + +#include <kmdcodec.h> + +#include <zlib.h> + +#include "ksvgiconpainter.h" +#include "ksvgiconengine.h" + +class KSVGIconEngineHelper +{ +public: + KSVGIconEngineHelper(KSVGIconEngine *engine) + { + m_engine = engine; + } + + ~KSVGIconEngineHelper() + { + } + + double toPixel(const TQString &s, bool hmode) + { + return m_engine->painter()->toPixel(s, hmode); + } + + ArtGradientStop *parseGradientStops(TQDomElement element, int &offsets) + { + if (!element.hasChildNodes()) + return 0; + + TQValueList<ArtGradientStop> stopList; + + float oldOffset = -1, newOffset = -1; + for(TQDomNode node = element.firstChild(); !node.isNull(); node = node.nextSibling()) + { + TQDomElement element = node.toElement(); + + oldOffset = newOffset; + TQString temp = element.attribute("offset"); + + if(temp.contains("%")) + { + temp = temp.left(temp.length() - 1); + newOffset = temp.toFloat() / 100.0; + } + else + newOffset = temp.toFloat(); + + // Spec skip double offset specifications + if(oldOffset == newOffset) + continue; + + offsets++; + stopList.append(ArtGradientStop()); + + ArtGradientStop &stop = stopList.last(); + + stop.offset = newOffset; + + TQString parseOpacity; + TQString parseColor; + + if(element.hasAttribute("stop-opacity")) + parseOpacity = element.attribute("stop-opacity"); + + if(element.hasAttribute("stop-color")) + parseColor = element.attribute("stop-color"); + + if(parseOpacity.isEmpty() || parseColor.isEmpty()) + { + TQString style = element.attribute("style"); + + TQStringList substyles = TQStringList::split(';', style); + for(TQStringList::Iterator it = substyles.begin(); it != substyles.end(); ++it) + { + TQStringList substyle = TQStringList::split(':', (*it)); + TQString command = substyle[0]; + TQString params = substyle[1]; + command = command.stripWhiteSpace(); + params = params.stripWhiteSpace(); + + if(command == "stop-color") + { + parseColor = params; + + if(!parseOpacity.isEmpty()) + break; + } + else if(command == "stop-opacity") + { + parseOpacity = params; + + if(!parseColor.isEmpty()) + break; + } + } + } + + // Parse color using KSVGIconPainter (which uses Qt) + // Supports all svg-needed color formats + TQColor qStopColor = m_engine->painter()->parseColor(parseColor); + + // Convert in a libart suitable form + TQ_UINT32 stopColor = m_engine->painter()->toArtColor(qStopColor); + + int opacity = m_engine->painter()->parseOpacity(parseOpacity); + + TQ_UINT32 rgba = (stopColor << 8) | opacity; + TQ_UINT32 r, g, b, a; + + // Convert from separated to premultiplied alpha + a = rgba & 0xff; + r = (rgba >> 24) * a + 0x80; + r = (r + (r >> 8)) >> 8; + g = ((rgba >> 16) & 0xff) * a + 0x80; + g = (g + (g >> 8)) >> 8; + b = ((rgba >> 8) & 0xff) * a + 0x80; + b = (b + (b >> 8)) >> 8; + + stop.color[0] = ART_PIX_MAX_FROM_8(r); + stop.color[1] = ART_PIX_MAX_FROM_8(g); + stop.color[2] = ART_PIX_MAX_FROM_8(b); + stop.color[3] = ART_PIX_MAX_FROM_8(a); + } + + if (stopList.isEmpty()) + return 0; + + ArtGradientStop *stops = new ArtGradientStop[stopList.count()]; + + TQValueList<ArtGradientStop>::iterator it = stopList.begin(); + TQValueList<ArtGradientStop>::iterator end = stopList.end(); + + for (int i = 0; it != end; ++i, ++it) + stops[i] = *it; + + return stops; + } + + TQPointArray parsePoints(TQString points) + { + if(points.isEmpty()) + return TQPointArray(); + + points = points.simplifyWhiteSpace(); + + if(points.contains(",,") || points.contains(", ,")) + return TQPointArray(); + + points.replace(',', ' '); + points.replace('\r', TQString()); + points.replace('\n', TQString()); + + points = points.simplifyWhiteSpace(); + + TQStringList pointList = TQStringList::split(' ', points); + + TQPointArray array(pointList.count() / 2); + int i = 0; + + for(TQStringList::Iterator it = pointList.begin(); it != pointList.end(); it++) + { + float x = (*(it++)).toFloat(); + float y = (*(it)).toFloat(); + + array.setPoint(i, static_cast<int>(x), static_cast<int>(y)); + i++; + } + + return array; + } + + void parseTransform(const TQString &transform) + { + // Combine new and old matrix + TQWMatrix matrix = m_engine->painter()->parseTransform(transform); + + TQWMatrix *current = m_engine->painter()->tqworldMatrix(); +#ifdef USE_QT4 +printf("[FIXME] *current = matrix * *current locks up under Qt4; bypassing for now\n\r"); +#else // USE_QT4 + *current = matrix * *current; +#endif // USE_QT4 + } + + void parseCommonAttributes(TQDomNode &node) + { + // Set important default attributes + m_engine->painter()->setFillColor("black"); + m_engine->painter()->setStrokeColor("none"); + m_engine->painter()->setStrokeDashArray(""); + m_engine->painter()->setStrokeWidth(1); + m_engine->painter()->setJoinStyle(""); + m_engine->painter()->setCapStyle(""); + // m_engine->painter()->setFillOpacity(255, true); + // m_engine->painter()->setStrokeOpacity(255, true); + + // Collect parent node's attributes + TQPtrList<TQDomNamedNodeMap> applyList; + applyList.setAutoDelete(true); + + TQDomNode tqshape = node.parentNode(); + for(; !tqshape.isNull() ; tqshape = tqshape.parentNode()) + applyList.prepend(new TQDomNamedNodeMap(tqshape.attributes())); + + // Apply parent attributes + for(TQDomNamedNodeMap *map = applyList.first(); map != 0; map = applyList.next()) + { + TQDomNamedNodeMap attr = *map; + + for(unsigned int i = 0; i < attr.count(); i++) + { + TQString name, value; + + name = attr.item(i).nodeName().lower(); + value = attr.item(i).nodeValue(); + + if(name == "transform") + parseTransform(value); + else if(name == "style") + parseStyle(value); + else + parsePA(name, value); + } + } + + // Apply local attributes + TQDomNamedNodeMap attr = node.attributes(); + + for(unsigned int i = 0; i < attr.count(); i++) + { + TQDomNode current = attr.item(i); + + if(current.nodeName().lower() == "transform") + parseTransform(current.nodeValue()); + else if(current.nodeName().lower() == "style") + parseStyle(current.nodeValue()); + else + parsePA(current.nodeName().lower(), current.nodeValue()); + } + } + + bool handleTags(TQDomElement element, bool paint) + { + if(element.attribute("display") == "none") + return false; + if(element.tagName() == "linearGradient") + { + ArtGradientLinear *gradient = new ArtGradientLinear(); + + int offsets = -1; + gradient->stops = parseGradientStops(element, offsets); + gradient->n_stops = offsets + 1; + + TQString spread = element.attribute("spreadMethod"); + if(spread == "repeat") + gradient->spread = ART_GRADIENT_REPEAT; + else if(spread == "reflect") + gradient->spread = ART_GRADIENT_REFLECT; + else + gradient->spread = ART_GRADIENT_PAD; + + m_engine->painter()->addLinearGradient(element.attribute("id"), gradient); + m_engine->painter()->addLinearGradientElement(gradient, element); + return true; + } + else if(element.tagName() == "radialGradient") + { + ArtGradientRadial *gradient = new ArtGradientRadial(); + + int offsets = -1; + gradient->stops = parseGradientStops(element, offsets); + gradient->n_stops = offsets + 1; + + m_engine->painter()->addRadialGradient(element.attribute("id"), gradient); + m_engine->painter()->addRadialGradientElement(gradient, element); + return true; + } + + if(!paint) + return true; + + // TODO: Default attribute values + if(element.tagName() == "rect") + { + double x = toPixel(element.attribute("x"), true); + double y = toPixel(element.attribute("y"), false); + double w = toPixel(element.attribute("width"), true); + double h = toPixel(element.attribute("height"), false); + + double rx = 0.0; + double ry = 0.0; + + if(element.hasAttribute("rx")) + rx = toPixel(element.attribute("rx"), true); + + if(element.hasAttribute("ry")) + ry = toPixel(element.attribute("ry"), false); + + m_engine->painter()->drawRectangle(x, y, w, h, rx, ry); + } + else if(element.tagName() == "switch") + { + TQDomNode iterate = element.firstChild(); + + while(!iterate.isNull()) + { + // Reset matrix + m_engine->painter()->setWorldMatrix(new TQWMatrix(m_initialMatrix)); + + // Parse common attributes, style / transform + parseCommonAttributes(iterate); + + if(handleTags(iterate.toElement(), true)) + return true; + iterate = iterate.nextSibling(); + } + return true; + } + else if(element.tagName() == "g" || element.tagName() == "defs") + { + TQDomNode iterate = element.firstChild(); + + while(!iterate.isNull()) + { + // Reset matrix + m_engine->painter()->setWorldMatrix(new TQWMatrix(m_initialMatrix)); + + // Parse common attributes, style / transform + parseCommonAttributes(iterate); + + handleTags(iterate.toElement(), (element.tagName() == "defs") ? false : true); + iterate = iterate.nextSibling(); + } + return true; + } + else if(element.tagName() == "line") + { + double x1 = toPixel(element.attribute("x1"), true); + double y1 = toPixel(element.attribute("y1"), false); + double x2 = toPixel(element.attribute("x2"), true); + double y2 = toPixel(element.attribute("y2"), false); + + m_engine->painter()->drawLine(x1, y1, x2, y2); + return true; + } + else if(element.tagName() == "circle") + { + double cx = toPixel(element.attribute("cx"), true); + double cy = toPixel(element.attribute("cy"), false); + + double r = toPixel(element.attribute("r"), true); // TODO: horiz correct? + + m_engine->painter()->drawEllipse(cx, cy, r, r); + return true; + } + else if(element.tagName() == "ellipse") + { + double cx = toPixel(element.attribute("cx"), true); + double cy = toPixel(element.attribute("cy"), false); + + double rx = toPixel(element.attribute("rx"), true); + double ry = toPixel(element.attribute("ry"), false); + + m_engine->painter()->drawEllipse(cx, cy, rx, ry); + return true; + } + else if(element.tagName() == "polyline") + { + TQPointArray polyline = parsePoints(element.attribute("points")); + m_engine->painter()->drawPolyline(polyline); + return true; + } + else if(element.tagName() == "polygon") + { + TQPointArray polygon = parsePoints(element.attribute("points")); + m_engine->painter()->drawPolygon(polygon); + return true; + } + else if(element.tagName() == "path") + { + bool filled = true; + + if(element.hasAttribute("fill") && element.attribute("fill").contains("none")) + filled = false; + + if(element.attribute("style").contains("fill") && element.attribute("style").stripWhiteSpace().contains("fill:none")) + filled = false; + + m_engine->painter()->drawPath(element.attribute("d"), filled); + return true; + } + else if(element.tagName() == "image") + { + double x = toPixel(element.attribute("x"), true); + double y = toPixel(element.attribute("y"), false); + double w = toPixel(element.attribute("width"), true); + double h = toPixel(element.attribute("height"), false); + + TQString href = element.attribute("xlink:href"); + + TQImage image; + if(href.startsWith("data:")) + { + // Get input + TQCString input = TQString(href.remove(TQRegExp("^data:image/.*;base64,"))).utf8(); + + // Decode into 'output' + TQByteArray output; + KCodecs::base64Decode(input, output); + + // Display + image.loadFromData(output); + } + else + image.load(href); + + if (!image.isNull()) + { + // Scale, if needed + if(image.width() != (int) w || image.height() != (int) h) + image = image.smoothScale((int) w, (int) h, TQ_ScaleFree); + + m_engine->painter()->drawImage(x, y, image); + } + + return true; + } + return false; + } + + void parseStyle(const TQString &style) + { + TQStringList substyles = TQStringList::split(';', style); + for(TQStringList::Iterator it = substyles.begin(); it != substyles.end(); ++it) + { + TQStringList substyle = TQStringList::split(':', (*it)); + TQString command = substyle[0]; + TQString params = substyle[1]; + command = command.stripWhiteSpace(); + params = params.stripWhiteSpace(); + + parsePA(command, params); + } + } + + void parsePA(const TQString &command, const TQString &value) + { + if(command == "stroke-width") // TODO: horiz:false correct? + m_engine->painter()->setStrokeWidth(toPixel(value, false)); + else if(command == "stroke-miterlimit") + m_engine->painter()->setStrokeMiterLimit(value); + else if(command == "stroke-linecap") + m_engine->painter()->setCapStyle(value); + else if(command == "stroke-linejoin") + m_engine->painter()->setJoinStyle(value); + else if(command == "stroke-dashoffset") + m_engine->painter()->setStrokeDashOffset(value); + else if(command == "stroke-dasharray" && value != "none") + m_engine->painter()->setStrokeDashArray(value); + else if(command == "stroke") + m_engine->painter()->setStrokeColor(value); + else if(command == "fill") + m_engine->painter()->setFillColor(value); + else if(command == "fill-rule") + m_engine->painter()->setFillRule(value); + else if(command == "fill-opacity" || command == "stroke-opacity" || command == "opacity") + { + if(command == "fill-opacity") + m_engine->painter()->setFillOpacity(value); + else if(command == "stroke-value") + m_engine->painter()->setStrokeOpacity(value); + else + { + m_engine->painter()->setOpacity(value); + m_engine->painter()->setFillOpacity(value); + m_engine->painter()->setStrokeOpacity(value); + } + } + } + +private: + friend class KSVGIconEngine; + + KSVGIconEngine *m_engine; + TQWMatrix m_initialMatrix; +}; + +struct KSVGIconEngine::Private +{ + KSVGIconPainter *painter; + KSVGIconEngineHelper *helper; + + double width; + double height; +}; + +KSVGIconEngine::KSVGIconEngine() : d(new Private()) +{ + d->painter = 0; + d->helper = new KSVGIconEngineHelper(this); + + d->width = 0.0; + d->height = 0.0; +} + +KSVGIconEngine::~KSVGIconEngine() +{ + if(d->painter) + delete d->painter; + + delete d->helper; + + delete d; +} + +bool KSVGIconEngine::load(int width, int height, const TQString &path) +{ + if(path.isNull()) return false; + + TQDomDocument svgDocument("svg"); + TQFile file(path); + + if(path.right(3).upper() == "SVG") + { + // Open SVG Icon + if(!file.open(IO_ReadOnly)) + return false; + + svgDocument.setContent(&file); + } + else // SVGZ + { + gzFile svgz = gzopen(path.latin1(), "ro"); + if(!svgz) + return false; + + TQString data; + bool done = false; + + TQCString buffer(1024); + int length = 0; + + while(!done) + { + int ret = gzread(svgz, buffer.data() + length, 1024); + if(ret == 0) + done = true; + else if(ret == -1) + return false; + else { + buffer.resize(buffer.size()+1024); + length += ret; + } + } + + gzclose(svgz); + + svgDocument.setContent(buffer); + } + + if(svgDocument.isNull()) + return false; + + // Check for root element + TQDomNode rootNode = svgDocument.namedItem("svg"); + if(rootNode.isNull() || !rootNode.isElement()) + return false; + + // Detect width and height + TQDomElement rootElement = rootNode.toElement(); + + // Create icon painter + d->painter = new KSVGIconPainter(width, height); + + d->width = width; // this sets default for no width -> 100% case + if(rootElement.hasAttribute("width")) + d->width = d->helper->toPixel(rootElement.attribute("width"), true); + + d->height = height; // this sets default for no height -> 100% case + if(rootElement.hasAttribute("height")) + d->height = d->helper->toPixel(rootElement.attribute("height"), false); + + // Create icon painter + d->painter->setDrawWidth(static_cast<int>(d->width)); + d->painter->setDrawHeight(static_cast<int>(d->height)); + + // Set viewport clipping rect + d->painter->setClippingRect(0, 0, width, height); + + // Apply viewbox + if(rootElement.hasAttribute("viewBox")) + { + TQStringList points = TQStringList::split(' ', rootElement.attribute("viewBox").simplifyWhiteSpace()); + + float w = points[2].toFloat(); + float h = points[3].toFloat(); + + double vratiow = width / w; + double vratioh = height / h; + + d->width = w; + d->height = h; + + d->painter->tqworldMatrix()->scale(vratiow, vratioh); + } + else + { + // Fit into 'width' and 'height' + // FIXME: Use an aspect ratio + double ratiow = width / d->width; + double ratioh = height / d->height; + + d->painter->tqworldMatrix()->scale(ratiow, ratioh); + } + + TQWMatrix initialMatrix = *d->painter->tqworldMatrix(); + d->helper->m_initialMatrix = initialMatrix; + + // Apply transform + if(rootElement.hasAttribute("transform")) + d->helper->parseTransform(rootElement.attribute("transform")); + + // Go through all elements + TQDomNode svgNode = rootElement.firstChild(); + while(!svgNode.isNull()) + { + TQDomElement svgChild = svgNode.toElement(); + if(!svgChild.isNull()) + { + d->helper->parseCommonAttributes(svgNode); + d->helper->handleTags(svgChild, true); + } + + svgNode = svgNode.nextSibling(); + + // Reset matrix + d->painter->setWorldMatrix(new TQWMatrix(initialMatrix)); + } + + d->painter->finish(); + + return true; +} + +KSVGIconPainter *KSVGIconEngine::painter() +{ + return d->painter; +} + +TQImage *KSVGIconEngine::image() +{ + return d->painter->image(); +} + +double KSVGIconEngine::width() +{ + return d->width; +} + +double KSVGIconEngine::height() +{ + return d->height; +} + +// vim:ts=4:noet diff --git a/tdecore/svgicons/ksvgiconengine.h b/tdecore/svgicons/ksvgiconengine.h new file mode 100644 index 000000000..3ef2063e9 --- /dev/null +++ b/tdecore/svgicons/ksvgiconengine.h @@ -0,0 +1,49 @@ +/* + Copyright (C) 2002 Nikolas Zimmermann <wildfox@kde.org> + This file is part of the KDE project + + 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.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. +*/ + +#ifndef KSVGIconEngine_H +#define KSVGIconEngine_H + +#include <kdelibs_export.h> + +/** \internal DO NOT USE! */ + +class KSVGIconPainter; + +class KDECORE_EXPORT KSVGIconEngine +{ +public: + KSVGIconEngine(); + ~KSVGIconEngine(); + + bool load(int width, int height, const TQString &path); + + KSVGIconPainter *painter(); + TQImage *image(); + + double width(); + double height(); + +private: + struct Private; + Private *d; +}; + +#endif diff --git a/tdecore/svgicons/ksvgiconpainter.cpp b/tdecore/svgicons/ksvgiconpainter.cpp new file mode 100644 index 000000000..2f988ce78 --- /dev/null +++ b/tdecore/svgicons/ksvgiconpainter.cpp @@ -0,0 +1,2837 @@ +/* + Copyright (C) 2002 Nikolas Zimmermann <wildfox@kde.org> + This file is part of the KDE project + + 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 + aint with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. +*/ + +#include <tqvaluevector.h> +#include <tqstringlist.h> +#include <tqwmatrix.h> +#include <tqregexp.h> +#include <tqimage.h> +#include <tqdict.h> +#include <tqmap.h> +#include <tqdom.h> + +#include <math.h> + +#include <kdebug.h> + +#include <libart_lgpl/art_rgba.h> +#include <libart_lgpl/art_bpath.h> +#include <libart_lgpl/art_vpath.h> +#include <libart_lgpl/art_vpath_dash.h> +#include <libart_lgpl/art_affine.h> +#include <libart_lgpl/art_render_svp.h> +#include <libart_lgpl/art_svp.h> +#include <libart_lgpl/art_svp_vpath.h> +#include <libart_lgpl/art_svp_intersect.h> +#include <libart_lgpl/art_svp_vpath_stroke.h> + +#include "ksvgiconpainter.h" + +#define ART_END2 10 + +const double deg2rad = 0.017453292519943295769; // pi/180 + +class KSVGIconPainterHelper +{ +public: + KSVGIconPainterHelper(int width, int height, KSVGIconPainter *painter) + { + m_painter = painter; + + m_clipSVP = 0; + + m_fillColor = Qt::black; + + m_useFill = true; + m_useStroke = false; + + m_useFillGradient = false; + m_useStrokeGradient = false; + + m_tqworldMatrix = new TQWMatrix(); + + // Create new image with alpha support + m_image = new TQImage(width, height, 32); + m_image->setAlphaBuffer(true); + + m_strokeWidth = 1.0; + m_strokeMiterLimit = 4; + m_dashOffset = 0; + m_dashes = ""; + + m_opacity = 0xff; + m_fillOpacity = 0xff; + m_strokeOpacity = 0xff; + + m_fillRule = "nonzero"; + + m_width = width; + m_height = height; + + m_rowstride = m_width * 4; + + // Make internal libart rendering buffer transparent + m_buffer = art_new(art_u8, m_rowstride * m_height); + memset(m_buffer, 0, m_rowstride * m_height); + + m_tempBuffer = 0; + } + + ~KSVGIconPainterHelper() + { + if(m_clipSVP) + art_svp_free(m_clipSVP); + + art_free(m_buffer); + + delete m_image; + delete m_tqworldMatrix; + + for(TQMap<TQString, ArtGradientLinear *>::Iterator it = m_linearGradientMap.begin(); it != m_linearGradientMap.end(); ++it) + { + if (!it.data()) + continue; + delete [] it.data()->stops; + delete it.data(); + } + for(TQMap<TQString, ArtGradientRadial *>::Iterator it = m_radialGradientMap.begin(); it != m_radialGradientMap.end(); ++it) + { + if (!it.data()) + continue; + delete [] it.data()->stops; + delete it.data(); + } + } + + ArtVpath *allocVPath(int number) + { + return art_new(ArtVpath, number); + } + + ArtBpath *allocBPath(int number) + { + return art_new(ArtBpath, number); + } + + void ensureSpace(TQMemArray<ArtBpath> &vec, int index) + { + if(vec.size() == (unsigned int) index) + vec.resize(index + 1); + } + + void createBuffer() + { + m_tempBuffer = art_new(art_u8, m_rowstride * m_height); + memset(m_tempBuffer, 0, m_rowstride * m_height); + + // Swap buffers, so we work with the new one internally... + art_u8 *temp = m_buffer; + m_buffer = m_tempBuffer; + m_tempBuffer = temp; + } + + void mixBuffer(int opacity) + { + art_u8 *srcPixel = m_buffer; + art_u8 *dstPixel = m_tempBuffer; + + for(int y = 0; y < m_height; y++) + { + for(int x = 0; x < m_width; x++) + { + art_u8 r, g, b, a; + + a = srcPixel[4 * x + 3]; + + if(a) + { + r = srcPixel[4 * x]; + g = srcPixel[4 * x + 1]; + b = srcPixel[4 * x + 2]; + + int temp = a * opacity + 0x80; + a = (temp + (temp >> 8)) >> 8; + art_rgba_run_alpha(dstPixel + 4 * x, r, g, b, a, 1); + } + } + + srcPixel += m_rowstride; + dstPixel += m_rowstride; + } + + // Re-swap again... + art_u8 *temp = m_buffer; + m_buffer = m_tempBuffer; + m_tempBuffer = temp; + + art_free(m_tempBuffer); + m_tempBuffer = 0; + } + + TQ_UINT32 toArtColor(const TQColor &color) + { + // Convert in a libart suitable form + TQString tempName = color.name(); + const char *str = tempName.latin1(); + + int result = 0; + + for(int i = 1; str[i]; i++) + { + int hexval; + if(str[i] >= '0' && str[i] <= '9') + hexval = str[i] - '0'; + else if (str[i] >= 'A' && str[i] <= 'F') + hexval = str[i] - 'A' + 10; + else if (str[i] >= 'a' && str[i] <= 'f') + hexval = str[i] - 'a' + 10; + else + break; + + result = (result << 4) + hexval; + } + + return result; + } + + void drawSVP(ArtSVP *svp, TQ_UINT32 rgb, int opacity) + { + if(!svp) + return; + + ArtRender *render = art_render_new(0, 0, m_width, m_height, m_buffer, m_rowstride, 3, 8, ART_ALPHA_SEPARATE, 0); + art_render_svp(render, svp); + + art_render_mask_solid(render, (opacity << 8) + opacity + (opacity >> 7)); + + ArtPixMaxDepth color[3]; + color[0] = ART_PIX_MAX_FROM_8(rgb >> 16); + color[1] = ART_PIX_MAX_FROM_8((rgb >> 8) & 0xff); + color[2] = ART_PIX_MAX_FROM_8(rgb & 0xff); + + art_render_image_solid(render, color); + art_render_invoke(render); + } + + void drawBPath(ArtBpath *bpath) + { + double affine[6]; + affine[0] = m_tqworldMatrix->m11(); + affine[1] = m_tqworldMatrix->m12(); + affine[2] = m_tqworldMatrix->m21(); + affine[3] = m_tqworldMatrix->m22(); + affine[4] = m_tqworldMatrix->dx(); + affine[5] = m_tqworldMatrix->dy(); + + ArtBpath *temp = art_bpath_affine_transform(bpath, affine); + ArtVpath *vec = art_bez_path_to_vec(temp, 0.25); + art_free(temp); + drawPathInternal(vec, affine); + } + + void drawVPath(ArtVpath *vec) + { + double affine[6]; + affine[0] = m_tqworldMatrix->m11(); + affine[1] = m_tqworldMatrix->m12(); + affine[2] = m_tqworldMatrix->m21(); + affine[3] = m_tqworldMatrix->m22(); + affine[4] = m_tqworldMatrix->dx(); + affine[5] = m_tqworldMatrix->dy(); + + ArtVpath *temp = art_vpath_affine_transform(vec, affine); + art_free(vec); + vec = temp; + drawPathInternal(vec, affine); + } + + void drawPathInternal(ArtVpath *vec, double *affine) + { + ArtSVP *svp; + ArtSVP *fillSVP = 0, *strokeSVP = 0; + + TQ_UINT32 fillColor = 0, strokeColor = 0; + + // Filling + { + int index = -1; + TQValueVector<int> toCorrect; + while(vec[++index].code != ART_END) + { + if(vec[index].code == ART_END2) + { + vec[index].code = ART_LINETO; + toCorrect.push_back(index); + } + } + + fillColor = toArtColor(m_fillColor); + + ArtSvpWriter *swr; + ArtSVP *temp; + temp = art_svp_from_vpath(vec); + + if(m_fillRule == "evenodd") + swr = art_svp_writer_rewind_new(ART_WIND_RULE_ODDEVEN); + else + swr = art_svp_writer_rewind_new(ART_WIND_RULE_NONZERO); + + art_svp_intersector(temp, swr); + svp = art_svp_writer_rewind_reap(swr); + + fillSVP = svp; + + art_svp_free(temp); + + TQValueVector<int>::iterator it; + for(it = toCorrect.begin(); it != toCorrect.end(); ++it) + vec[(*it)].code = (ArtPathcode)ART_END2; + } + + // There seems to be a problem when stroke width is zero, this is a quick + // fix (Rob). + if(m_strokeWidth <= 0) + m_useStroke = m_useStrokeGradient = false; + + // Stroking + if(m_useStroke || m_useStrokeGradient) + { + strokeColor = toArtColor(m_strokeColor); + + double ratio = art_affine_expansion(affine); + double strokeWidth = m_strokeWidth * ratio; + + ArtPathStrokeJoinType joinStyle = ART_PATH_STROKE_JOIN_MITER; + ArtPathStrokeCapType capStyle = ART_PATH_STROKE_CAP_BUTT; + + if(m_joinStyle == "miter") + joinStyle = ART_PATH_STROKE_JOIN_MITER; + else if(m_joinStyle == "round") + joinStyle = ART_PATH_STROKE_JOIN_ROUND; + else if(m_joinStyle == "bevel") + joinStyle = ART_PATH_STROKE_JOIN_BEVEL; + + if(m_capStyle == "butt") + capStyle = ART_PATH_STROKE_CAP_BUTT; + else if(m_capStyle == "round") + capStyle = ART_PATH_STROKE_CAP_ROUND; + else if(m_capStyle == "square") + capStyle = ART_PATH_STROKE_CAP_SQUARE; + + if(m_dashes.length() > 0) + { + TQRegExp reg("[, ]"); + TQStringList dashList = TQStringList::split(reg, m_dashes); + + double *dashes = new double[dashList.count()]; + for(unsigned int i = 0; i < dashList.count(); i++) + dashes[i] = m_painter->toPixel(dashList[i], true); + + ArtVpathDash dash; + dash.offset = m_dashOffset; + dash.n_dash = dashList.count(); + + dash.dash = dashes; + + ArtVpath *vec2 = art_vpath_dash(vec, &dash); + art_free(vec); + + delete[] dashes; + + vec = vec2; + } + + svp = art_svp_vpath_stroke(vec, joinStyle, capStyle, strokeWidth, m_strokeMiterLimit, 0.25); + + strokeSVP = svp; + } + + // Apply opacity + int fillOpacity = static_cast<int>(m_fillOpacity); + int strokeOpacity = static_cast<int>(m_strokeOpacity); + int opacity = static_cast<int>(m_opacity); + + // Needed hack, to support both transparent + // paths and transparent gradients + if(fillOpacity == strokeOpacity && fillOpacity == opacity && !m_useFillGradient && !m_useStrokeGradient) + opacity = 255; + + if(fillOpacity != 255) + { + int temp = fillOpacity * opacity + 0x80; + fillOpacity = (temp + (temp >> 8)) >> 8; + } + + if(strokeOpacity != 255) + { + int temp = strokeOpacity * opacity + 0x80; + strokeOpacity = (temp + (temp >> 8)) >> 8; + } + + // Create temporary buffer if necessary + bool tempDone = false; + if(m_opacity != 0xff) + { + tempDone = true; + createBuffer(); + } + + // Apply Gradients on fill/stroke + if(m_useFillGradient) + applyGradient(fillSVP, true); + else if(m_useFill) + drawSVP(fillSVP, fillColor, fillOpacity); + + if(m_useStrokeGradient) + applyGradient(strokeSVP, false); + else if(m_useStroke) + drawSVP(strokeSVP, strokeColor, strokeOpacity); + + // Mix in temporary buffer, if possible + if(tempDone) + mixBuffer(opacity); + + if(m_clipSVP) + { + art_svp_free(m_clipSVP); + m_clipSVP = 0; + } + + if(fillSVP) + art_svp_free(fillSVP); + + if(strokeSVP) + art_svp_free(strokeSVP); + + // Reset opacity values + m_opacity = 255.0; + m_fillOpacity = 255.0; + m_strokeOpacity = 255.0; + + art_free(vec); + } + + void applyLinearGradient(ArtSVP *svp, const TQString &ref) + { + ArtGradientLinear *linear = m_linearGradientMap[ref]; + if(linear) + { + TQDomElement element = m_linearGradientElementMap[linear]; + + double x1, y1, x2, y2; + if(element.hasAttribute("x1")) + x1 = m_painter->toPixel(element.attribute("x1"), true); + else + x1 = 0; + + if(element.hasAttribute("y1")) + y1 = m_painter->toPixel(element.attribute("y1"), false); + else + y1 = 0; + + if(element.hasAttribute("x2")) + x2 = m_painter->toPixel(element.attribute("x2"), true); + else + x2 = 100; + + if(element.hasAttribute("y2")) + y2 = m_painter->toPixel(element.attribute("y2"), false); + else + y2 = 0; + + // Adjust to gradientTransform + TQWMatrix m = m_painter->parseTransform(element.attribute("gradientTransform")); + m.map(x1, y1, &x1, &y1); + m.map(x2, y2, &x2, &y2); + + double x1n = x1 * m_tqworldMatrix->m11() + y1 * m_tqworldMatrix->m21() + m_tqworldMatrix->dx(); + double y1n = x1 * m_tqworldMatrix->m12() + y1 * m_tqworldMatrix->m22() + m_tqworldMatrix->dy(); + double x2n = x2 * m_tqworldMatrix->m11() + y2 * m_tqworldMatrix->m21() + m_tqworldMatrix->dx(); + double y2n = x2 * m_tqworldMatrix->m12() + y2 * m_tqworldMatrix->m22() + m_tqworldMatrix->dy(); + + double dx = x2n - x1n; + double dy = y2n - y1n; + double scale = 1.0 / (dx * dx + dy * dy); + + linear->a = dx * scale; + linear->b = dy * scale; + linear->c = -(x1n * linear->a + y1n * linear->b); + + ArtRender *render = art_render_new(0, 0, m_width, m_height, m_buffer, m_rowstride, 3, 8, ART_ALPHA_SEPARATE, 0); + art_render_svp(render, svp); + + art_render_gradient_linear(render, linear, ART_FILTER_HYPER); + art_render_invoke(render); + } + } + + void applyRadialGradient(ArtSVP *svp, const TQString &ref) + { + ArtGradientRadial *radial = m_radialGradientMap[ref]; + if(radial) + { + TQDomElement element = m_radialGradientElementMap[radial]; + + double cx, cy, r, fx, fy; + if(element.hasAttribute("cx")) + cx = m_painter->toPixel(element.attribute("cx"), true); + else + cx = 50; + + if(element.hasAttribute("cy")) + cy = m_painter->toPixel(element.attribute("cy"), false); + else + cy = 50; + + if(element.hasAttribute("r")) + r = m_painter->toPixel(element.attribute("r"), true); + else + r = 50; + + if(element.hasAttribute("fx")) + fx = m_painter->toPixel(element.attribute("fx"), false); + else + fx = cx; + + if(element.hasAttribute("fy")) + fy = m_painter->toPixel(element.attribute("fy"), false); + else + fy = cy; + + radial->affine[0] = m_tqworldMatrix->m11(); + radial->affine[1] = m_tqworldMatrix->m12(); + radial->affine[2] = m_tqworldMatrix->m21(); + radial->affine[3] = m_tqworldMatrix->m22(); + radial->affine[4] = m_tqworldMatrix->dx(); + radial->affine[5] = m_tqworldMatrix->dy(); + + radial->fx = (fx - cx) / r; + radial->fy = (fy - cy) / r; + + double aff1[6], aff2[6], gradTransform[6]; + + // Respect gradientTransform + TQWMatrix m = m_painter->parseTransform(element.attribute("gradientTransform")); + + gradTransform[0] = m.m11(); + gradTransform[1] = m.m12(); + gradTransform[2] = m.m21(); + gradTransform[3] = m.m22(); + gradTransform[4] = m.dx(); + gradTransform[5] = m.dy(); + + art_affine_scale(aff1, r, r); + art_affine_translate(aff2, cx, cy); + + art_affine_multiply(aff1, aff1, aff2); + art_affine_multiply(aff1, aff1, gradTransform); + art_affine_multiply(aff1, aff1, radial->affine); + art_affine_invert(radial->affine, aff1); + + ArtRender *render = art_render_new(0, 0, m_width, m_height, m_buffer, m_rowstride, 3, 8, ART_ALPHA_SEPARATE, 0); + art_render_svp(render, svp); + + art_render_gradient_radial(render, radial, ART_FILTER_HYPER); + art_render_invoke(render); + } + } + + void applyGradient(ArtSVP *svp, const TQString &ref) + { + ArtGradientLinear *linear = m_linearGradientMap[ref]; + if(linear) + { + TQDomElement element = m_linearGradientElementMap[linear]; + + if(!element.hasAttribute("xlink:href")) + { + applyLinearGradient(svp, ref); + return; + } + else + { + ArtGradientLinear *linear = m_linearGradientMap[element.attribute("xlink:href").mid(1)]; + TQDomElement newElement = m_linearGradientElementMap[linear]; + + // Saved 'old' attributes + TQDict<TQString> refattrs; + refattrs.setAutoDelete(true); + + for(unsigned int i = 0; i < newElement.attributes().length(); ++i) + refattrs.insert(newElement.attributes().item(i).nodeName(), new TQString(newElement.attributes().item(i).nodeValue())); + + // Copy attributes + if(!newElement.isNull()) + { + TQDomNamedNodeMap attr = element.attributes(); + + for(unsigned int i = 0; i < attr.length(); i++) + { + TQString name = attr.item(i).nodeName(); + if(name != "xlink:href" && name != "id") + newElement.setAttribute(name, attr.item(i).nodeValue()); + } + } + + applyGradient(svp, element.attribute("xlink:href").mid(1)); + + // Restore attributes + TQDictIterator<TQString> itr(refattrs); + for(; itr.current(); ++itr) + newElement.setAttribute(itr.currentKey(), *(itr.current())); + + return; + } + } + + ArtGradientRadial *radial = m_radialGradientMap[ref]; + if(radial) + { + TQDomElement element = m_radialGradientElementMap[radial]; + + if(!element.hasAttribute("xlink:href")) + { + applyRadialGradient(svp, ref); + return; + } + else + { + ArtGradientRadial *radial = m_radialGradientMap[element.attribute("xlink:href").mid(1)]; + TQDomElement newElement = m_radialGradientElementMap[radial]; + + // Saved 'old' attributes + TQDict<TQString> refattrs; + refattrs.setAutoDelete(true); + + for(unsigned int i = 0; i < newElement.attributes().length(); ++i) + refattrs.insert(newElement.attributes().item(i).nodeName(), new TQString(newElement.attributes().item(i).nodeValue())); + + // Copy attributes + if(!newElement.isNull()) + { + TQDomNamedNodeMap attr = element.attributes(); + + for(unsigned int i = 0; i < attr.length(); i++) + { + TQString name = attr.item(i).nodeName(); + if(name != "xlink:href" && name != "id") + newElement.setAttribute(name, attr.item(i).nodeValue()); + } + } + + applyGradient(svp, element.attribute("xlink:href").mid(1)); + + // Restore attributes + TQDictIterator<TQString> itr(refattrs); + for(; itr.current(); ++itr) + newElement.setAttribute(itr.currentKey(), *(itr.current())); + + return; + } + } + } + + void applyGradient(ArtSVP *svp, bool fill) + { + TQString ref; + + if(fill) + { + m_useFillGradient = false; + ref = m_fillGradientReference; + } + else + { + m_useStrokeGradient = false; + ref = m_strokeGradientReference; + } + + applyGradient(svp, ref); + } + + void blit() + { + unsigned char *line = m_buffer; + + for(int y = 0; y < m_height; y++) + { + QRgb *sl = reinterpret_cast<QRgb *>(m_image->scanLine(y)); + for(int x = 0; x < m_width; x++) + sl[x] = tqRgba(line[x * 4], line[x * 4 + 1], line[x * 4 + 2], line[x * 4 + 3]); + + line += m_rowstride; + } + } + + void calculateArc(bool relative, TQMemArray<ArtBpath> &vec, int &index, double &curx, double &cury, double angle, double x, double y, double r1, double r2, bool largeArcFlag, bool sweepFlag) + { + double sin_th, cos_th; + double a00, a01, a10, a11; + double x0, y0, x1, y1, xc, yc; + double d, sfactor, sfactor_sq; + double th0, th1, th_arc; + int i, n_segs; + + sin_th = sin(angle * (M_PI / 180.0)); + cos_th = cos(angle * (M_PI / 180.0)); + + double dx; + + if(!relative) + dx = (curx - x) / 2.0; + else + dx = -x / 2.0; + + double dy; + + if(!relative) + dy = (cury - y) / 2.0; + else + dy = -y / 2.0; + + double _x1 = cos_th * dx + sin_th * dy; + double _y1 = -sin_th * dx + cos_th * dy; + double Pr1 = r1 * r1; + double Pr2 = r2 * r2; + double Px = _x1 * _x1; + double Py = _y1 * _y1; + + // Spec : check if radii are large enough + double check = Px / Pr1 + Py / Pr2; + if(check > 1) + { + r1 = r1 * sqrt(check); + r2 = r2 * sqrt(check); + } + + a00 = cos_th / r1; + a01 = sin_th / r1; + a10 = -sin_th / r2; + a11 = cos_th / r2; + + x0 = a00 * curx + a01 * cury; + y0 = a10 * curx + a11 * cury; + + if(!relative) + x1 = a00 * x + a01 * y; + else + x1 = a00 * (curx + x) + a01 * (cury + y); + + if(!relative) + y1 = a10 * x + a11 * y; + else + y1 = a10 * (curx + x) + a11 * (cury + y); + + /* (x0, y0) is current point in transformed coordinate space. + (x1, y1) is new point in transformed coordinate space. + + The arc fits a unit-radius circle in this space. + */ + + d = (x1 - x0) * (x1 - x0) + (y1 - y0) * (y1 - y0); + + sfactor_sq = 1.0 / d - 0.25; + + if(sfactor_sq < 0) + sfactor_sq = 0; + + sfactor = sqrt(sfactor_sq); + + if(sweepFlag == largeArcFlag) + sfactor = -sfactor; + + xc = 0.5 * (x0 + x1) - sfactor * (y1 - y0); + yc = 0.5 * (y0 + y1) + sfactor * (x1 - x0); + + /* (xc, yc) is center of the circle. */ + th0 = atan2(y0 - yc, x0 - xc); + th1 = atan2(y1 - yc, x1 - xc); + + th_arc = th1 - th0; + if(th_arc < 0 && sweepFlag) + th_arc += 2 * M_PI; + else if(th_arc > 0 && !sweepFlag) + th_arc -= 2 * M_PI; + + n_segs = (int) (int) ceil(fabs(th_arc / (M_PI * 0.5 + 0.001))); + + for(i = 0; i < n_segs; i++) + { + index++; + + ensureSpace(vec, index); + + { + double sin_th, cos_th; + double a00, a01, a10, a11; + double x1, y1, x2, y2, x3, y3; + double t; + double th_half; + + double _th0 = th0 + i * th_arc / n_segs; + double _th1 = th0 + (i + 1) * th_arc / n_segs; + + sin_th = sin(angle * (M_PI / 180.0)); + cos_th = cos(angle * (M_PI / 180.0)); + + /* inverse transform compared with rsvg_path_arc */ + a00 = cos_th * r1; + a01 = -sin_th * r2; + a10 = sin_th * r1; + a11 = cos_th * r2; + + th_half = 0.5 * (_th1 - _th0); + t = (8.0 / 3.0) * sin(th_half * 0.5) * sin(th_half * 0.5) / sin(th_half); + x1 = xc + cos(_th0) - t * sin(_th0); + y1 = yc + sin(_th0) + t * cos(_th0); + x3 = xc + cos(_th1); + y3 = yc + sin(_th1); + x2 = x3 + t * sin(_th1); + y2 = y3 - t * cos(_th1); + + ensureSpace(vec, index); + + vec[index].code = ART_CURVETO; + vec[index].x1 = a00 * x1 + a01 * y1; + vec[index].y1 = a10 * x1 + a11 * y1; + vec[index].x2 = a00 * x2 + a01 * y2; + vec[index].y2 = a10 * x2 + a11 * y2; + vec[index].x3 = a00 * x3 + a01 * y3; + vec[index].y3 = a10 * x3 + a11 * y3; + } + } + + if(!relative) + curx = x; + else + curx += x; + + if(!relative) + cury = y; + else + cury += y; + } + + // For any docs, see the libart library + static void art_vpath_render_bez(ArtVpath **p_vpath, int *pn, int *pn_max, + double x0, double y0, + double x1, double y1, + double x2, double y2, + double x3, double y3, + double flatness) + { + double x3_0, y3_0, z3_0_dot, z1_dot, z2_dot; + double z1_perp, z2_perp, max_perp_sq; + + double x_m, y_m, xa1, ya1, xa2, ya2, xb1, yb1, xb2, yb2; + + x3_0 = x3 - x0; + y3_0 = y3 - y0; + + z3_0_dot = x3_0 * x3_0 + y3_0 * y3_0; + + if (z3_0_dot < 0.001) + goto nosubdivide; + + max_perp_sq = flatness * flatness * z3_0_dot; + + z1_perp = (y1 - y0) * x3_0 - (x1 - x0) * y3_0; + if (z1_perp * z1_perp > max_perp_sq) + goto subdivide; + + z2_perp = (y3 - y2) * x3_0 - (x3 - x2) * y3_0; + if (z2_perp * z2_perp > max_perp_sq) + goto subdivide; + + z1_dot = (x1 - x0) * x3_0 + (y1 - y0) * y3_0; + if (z1_dot < 0 && z1_dot * z1_dot > max_perp_sq) + goto subdivide; + + z2_dot = (x3 - x2) * x3_0 + (y3 - y2) * y3_0; + if (z2_dot < 0 && z2_dot * z2_dot > max_perp_sq) + goto subdivide; + + if (z1_dot + z1_dot > z3_0_dot) + goto subdivide; + + if (z2_dot + z2_dot > z3_0_dot) + goto subdivide; + + nosubdivide: + art_vpath_add_point (p_vpath, pn, pn_max, ART_LINETO, x3, y3); + return; + + subdivide: + xa1 = (x0 + x1) * 0.5; + ya1 = (y0 + y1) * 0.5; + xa2 = (x0 + 2 * x1 + x2) * 0.25; + ya2 = (y0 + 2 * y1 + y2) * 0.25; + xb1 = (x1 + 2 * x2 + x3) * 0.25; + yb1 = (y1 + 2 * y2 + y3) * 0.25; + xb2 = (x2 + x3) * 0.5; + yb2 = (y2 + y3) * 0.5; + x_m = (xa2 + xb1) * 0.5; + y_m = (ya2 + yb1) * 0.5; + art_vpath_render_bez (p_vpath, pn, pn_max, x0, y0, xa1, ya1, xa2, ya2, x_m, y_m, flatness); + art_vpath_render_bez (p_vpath, pn, pn_max, x_m, y_m, xb1, yb1, xb2, yb2, x3, y3, flatness); + } + + ArtVpath *art_bez_path_to_vec(const ArtBpath *bez, double flatness) + { + ArtVpath *vec; + int vec_n, vec_n_max; + int bez_index; + double x, y; + + vec_n = 0; + vec_n_max = (1 << 4); + vec = art_new (ArtVpath, vec_n_max); + + x = 0; + y = 0; + + bez_index = 0; + do + { + if(vec_n >= vec_n_max) + art_expand (vec, ArtVpath, vec_n_max); + + switch (bez[bez_index].code) + { + case ART_MOVETO_OPEN: + case ART_MOVETO: + case ART_LINETO: + x = bez[bez_index].x3; + y = bez[bez_index].y3; + vec[vec_n].code = bez[bez_index].code; + vec[vec_n].x = x; + vec[vec_n].y = y; + vec_n++; + break; + case ART_END: + vec[vec_n].code = ART_END; + vec[vec_n].x = 0; + vec[vec_n].y = 0; + vec_n++; + break; + case ART_END2: + vec[vec_n].code = (ArtPathcode)ART_END2; + vec[vec_n].x = bez[bez_index].x3; + vec[vec_n].y = bez[bez_index].y3; + vec_n++; + break; + case ART_CURVETO: + art_vpath_render_bez (&vec, &vec_n, &vec_n_max, + x, y, + bez[bez_index].x1, bez[bez_index].y1, + bez[bez_index].x2, bez[bez_index].y2, + bez[bez_index].x3, bez[bez_index].y3, + flatness); + x = bez[bez_index].x3; + y = bez[bez_index].y3; + break; + } + } + + while (bez[bez_index++].code != ART_END); + return vec; + } + + static void art_rgb_affine_run(int *p_x0, int *p_x1, int y, + int src_width, int src_height, + const double affine[6]) + { + int x0, x1; + double z; + double x_intercept; + int xi; + + x0 = *p_x0; + x1 = *p_x1; + + if (affine[0] > 1e-6) + { + z = affine[2] * (y + 0.5) + affine[4]; + x_intercept = -z / affine[0]; + xi = (int) (int) ceil (x_intercept + 1e-6 - 0.5); + if (xi > x0) + x0 = xi; + x_intercept = (-z + src_width) / affine[0]; + xi = (int) ceil (x_intercept - 1e-6 - 0.5); + if (xi < x1) + x1 = xi; + } + else if (affine[0] < -1e-6) + { + z = affine[2] * (y + 0.5) + affine[4]; + x_intercept = (-z + src_width) / affine[0]; + xi = (int) ceil (x_intercept + 1e-6 - 0.5); + if (xi > x0) + x0 = xi; + x_intercept = -z / affine[0]; + xi = (int) ceil (x_intercept - 1e-6 - 0.5); + if (xi < x1) + x1 = xi; + } + else + { + z = affine[2] * (y + 0.5) + affine[4]; + if (z < 0 || z >= src_width) + { + *p_x1 = *p_x0; + return; + } + } + if (affine[1] > 1e-6) + { + z = affine[3] * (y + 0.5) + affine[5]; + x_intercept = -z / affine[1]; + xi = (int) ceil (x_intercept + 1e-6 - 0.5); + if (xi > x0) + x0 = xi; + x_intercept = (-z + src_height) / affine[1]; + xi = (int) ceil (x_intercept - 1e-6 - 0.5); + if (xi < x1) + x1 = xi; + } + else if (affine[1] < -1e-6) + { + z = affine[3] * (y + 0.5) + affine[5]; + x_intercept = (-z + src_height) / affine[1]; + xi = (int) ceil (x_intercept + 1e-6 - 0.5); + if (xi > x0) + x0 = xi; + x_intercept = -z / affine[1]; + xi = (int) ceil (x_intercept - 1e-6 - 0.5); + if (xi < x1) + x1 = xi; + } + else + { + z = affine[3] * (y + 0.5) + affine[5]; + if (z < 0 || z >= src_height) + { + *p_x1 = *p_x0; + return; + } + } + + *p_x0 = x0; + *p_x1 = x1; + } + + // Slightly modified version to support RGBA buffers, copied from gnome-print + static void art_rgba_rgba_affine(art_u8 *dst, + int x0, int y0, int x1, int y1, int dst_rowstride, + const art_u8 *src, + int src_width, int src_height, int src_rowstride, + const double affine[6]) + { + int x, y; + double inv[6]; + art_u8 *dst_p, *dst_linestart; + const art_u8 *src_p; + ArtPoint pt, src_pt; + int src_x, src_y; + int alpha; + art_u8 bg_r, bg_g, bg_b, bg_a, cr, cg, cb; + art_u8 fg_r, fg_g, fg_b; + int tmp; + int run_x0, run_x1; + + dst_linestart = dst; + art_affine_invert (inv, affine); + for (y = y0; y < y1; y++) + { + pt.y = y + 0.5; + run_x0 = x0; + run_x1 = x1; + art_rgb_affine_run (&run_x0, &run_x1, y, src_width, src_height, + inv); + dst_p = dst_linestart + (run_x0 - x0) * 4; + for (x = run_x0; x < run_x1; x++) + { + pt.x = x + 0.5; + art_affine_point (&src_pt, &pt, inv); + src_x = (int) floor (src_pt.x); + src_y = (int) floor (src_pt.y); + src_p = src + (src_y * src_rowstride) + src_x * 4; + if (src_x >= 0 && src_x < src_width && + src_y >= 0 && src_y < src_height) + { + + alpha = src_p[3]; + if (alpha) + { + if (alpha == 255) + { + dst_p[0] = src_p[0]; + dst_p[1] = src_p[1]; + dst_p[2] = src_p[2]; + dst_p[3] = 255; + } + else + { + bg_r = dst_p[0]; + bg_g = dst_p[1]; + bg_b = dst_p[2]; + bg_a = dst_p[3]; + + cr = (bg_r * bg_a + 0x80) >> 8; + cg = (bg_g * bg_g + 0x80) >> 8; + cb = (bg_b * bg_b + 0x80) >> 8; + + tmp = (src_p[0] - bg_r) * alpha; + fg_r = bg_r + ((tmp + (tmp >> 8) + 0x80) >> 8); + tmp = (src_p[1] - bg_g) * alpha; + fg_g = bg_g + ((tmp + (tmp >> 8) + 0x80) >> 8); + tmp = (src_p[2] - bg_b) * alpha; + fg_b = bg_b + ((tmp + (tmp >> 8) + 0x80) >> 8); + + dst_p[0] = fg_r; + dst_p[1] = fg_g; + dst_p[2] = fg_b; + dst_p[3] = bg_a + (((255 - bg_a) * alpha + 0x80) >> 8); + } + } + } else { dst_p[0] = 255; dst_p[1] = 0; dst_p[2] = 0; dst_p[3] = 255;} + dst_p += 4; + } + dst_linestart += dst_rowstride; + } + } + +private: + friend class KSVGIconPainter; + ArtSVP *m_clipSVP; + + TQImage *m_image; + TQWMatrix *m_tqworldMatrix; + + TQString m_fillRule; + TQString m_joinStyle; + TQString m_capStyle; + + int m_strokeMiterLimit; + + TQString m_dashes; + unsigned short m_dashOffset; + + TQColor m_fillColor; + TQColor m_strokeColor; + + art_u8 *m_buffer; + art_u8 *m_tempBuffer; + + int m_width; + int m_height; + + int m_rowstride; + + double m_opacity; + double m_fillOpacity; + double m_strokeOpacity; + + bool m_useFill; + bool m_useStroke; + + bool m_useFillGradient; + bool m_useStrokeGradient; + + TQString m_fillGradientReference; + TQString m_strokeGradientReference; + + TQMap<TQString, ArtGradientLinear *> m_linearGradientMap; + TQMap<ArtGradientLinear *, TQDomElement> m_linearGradientElementMap; + + TQMap<TQString, ArtGradientRadial *> m_radialGradientMap; + TQMap<ArtGradientRadial *, TQDomElement> m_radialGradientElementMap; + + KSVGIconPainter *m_painter; + + double m_strokeWidth; +}; + +struct KSVGIconPainter::Private +{ + KSVGIconPainterHelper *helper; + + int drawWidth; + int drawHeight; +}; + +KSVGIconPainter::KSVGIconPainter(int width, int height) : d(new Private()) +{ + d->helper = new KSVGIconPainterHelper(width, height, this); + + d->drawWidth = width; + d->drawHeight = height; +} + +KSVGIconPainter::~KSVGIconPainter() +{ + delete d->helper; + delete d; +} + +void KSVGIconPainter::setDrawWidth(int dwidth) +{ + d->drawWidth = dwidth; +} + +void KSVGIconPainter::setDrawHeight(int dheight) +{ + d->drawHeight = dheight; +} + +void KSVGIconPainter::finish() +{ + d->helper->blit(); +} + +TQImage *KSVGIconPainter::image() +{ + return new TQImage(*d->helper->m_image); +} + +TQWMatrix *KSVGIconPainter::tqworldMatrix() +{ + return d->helper->m_tqworldMatrix; +} + +void KSVGIconPainter::setWorldMatrix(TQWMatrix *matrix) +{ + if(d->helper->m_tqworldMatrix) + delete d->helper->m_tqworldMatrix; + + d->helper->m_tqworldMatrix = matrix; +} + +void KSVGIconPainter::setStrokeWidth(double width) +{ + d->helper->m_strokeWidth = width; +} + +void KSVGIconPainter::setStrokeMiterLimit(const TQString &miter) +{ + d->helper->m_strokeMiterLimit = miter.toInt(); +} + +void KSVGIconPainter::setStrokeDashOffset(const TQString &dashOffset) +{ + d->helper->m_dashOffset = dashOffset.toUInt(); +} + +void KSVGIconPainter::setStrokeDashArray(const TQString &dashes) +{ + d->helper->m_dashes = dashes; +} + +void KSVGIconPainter::setCapStyle(const TQString &cap) +{ + d->helper->m_capStyle = cap; +} + +void KSVGIconPainter::setJoinStyle(const TQString &join) +{ + d->helper->m_joinStyle = join; +} + +void KSVGIconPainter::setStrokeColor(const TQString &stroke) +{ + if(stroke.startsWith("url")) + { + d->helper->m_useStroke = false; + d->helper->m_useStrokeGradient = true; + + TQString url = stroke; + + unsigned int start = url.find("#") + 1; + unsigned int end = url.findRev(")"); + + d->helper->m_strokeGradientReference = url.mid(start, end - start); + } + else + { + d->helper->m_strokeColor = parseColor(stroke); + + d->helper->m_useStrokeGradient = false; + d->helper->m_strokeGradientReference = TQString::null; + + if(stroke.stripWhiteSpace().lower() != "none") + setUseStroke(true); + else + setUseStroke(false); + } +} + +void KSVGIconPainter::setFillColor(const TQString &fill) +{ + if(fill.startsWith("url")) + { + d->helper->m_useFill = false; + d->helper->m_useFillGradient = true; + + TQString url = fill; + + unsigned int start = url.find("#") + 1; + unsigned int end = url.findRev(")"); + + d->helper->m_fillGradientReference = url.mid(start, end - start); + } + else + { + d->helper->m_fillColor = parseColor(fill); + + d->helper->m_useFillGradient = false; + d->helper->m_fillGradientReference = TQString::null; + + if(fill.stripWhiteSpace().lower() != "none") + setUseFill(true); + else + setUseFill(false); + } +} + +void KSVGIconPainter::setFillRule(const TQString &fillRule) +{ + d->helper->m_fillRule = fillRule; +} + +TQ_UINT32 KSVGIconPainter::parseOpacity(const TQString &data) +{ + int opacity = 255; + + if(!data.isEmpty()) + { + double temp; + + if(data.contains("%")) + { + TQString tempString = data.left(data.length() - 1); + temp = double(255 * tempString.toDouble()) / 100.0; + } + else + temp = data.toDouble(); + + opacity = (int) floor(temp * 255 + 0.5); + } + + return opacity; +} + +void KSVGIconPainter::setFillOpacity(const TQString &fillOpacity) +{ + d->helper->m_fillOpacity = parseOpacity(fillOpacity); +} + +void KSVGIconPainter::setStrokeOpacity(const TQString &strokeOpacity) +{ + d->helper->m_strokeOpacity = parseOpacity(strokeOpacity); +} + +void KSVGIconPainter::setOpacity(const TQString &opacity) +{ + d->helper->m_opacity = parseOpacity(opacity); +} + +void KSVGIconPainter::setUseFill(bool fill) +{ + d->helper->m_useFill = fill; +} + +void KSVGIconPainter::setUseStroke(bool stroke) +{ + d->helper->m_useStroke = stroke; +} + +void KSVGIconPainter::setClippingRect(int x, int y, int w, int h) +{ + ArtVpath *vec = d->helper->allocVPath(6); + + vec[0].code = ART_MOVETO; + vec[0].x = x; + vec[0].y = y; + + vec[1].code = ART_LINETO; + vec[1].x = x; + vec[1].y = y + h; + + vec[2].code = ART_LINETO; + vec[2].x = x + w; + vec[2].y = y + h; + + vec[3].code = ART_LINETO; + vec[3].x = x + w; + vec[3].y = y; + + vec[4].code = ART_LINETO; + vec[4].x = x; + vec[4].y = y; + + vec[5].code = ART_END; + + if(d->helper->m_clipSVP) + art_svp_free(d->helper->m_clipSVP); + + d->helper->m_clipSVP = art_svp_from_vpath(vec); + + art_free(vec); +} + +void KSVGIconPainter::drawRectangle(double x, double y, double w, double h, double rx, double ry) +{ + if((int) rx != 0 && (int) ry != 0) + { + ArtVpath *res; + ArtBpath *vec = d->helper->allocBPath(10); + + int i = 0; + + if(rx > w / 2) + rx = w / 2; + + if(ry > h / 2) + ry = h / 2; + + vec[i].code = ART_MOVETO_OPEN; + vec[i].x3 = x + rx; + vec[i].y3 = y; + + i++; + + vec[i].code = ART_CURVETO; + vec[i].x1 = x + rx * (1 - 0.552); + vec[i].y1 = y; + vec[i].x2 = x; + vec[i].y2 = y + ry * (1 - 0.552); + vec[i].x3 = x; + vec[i].y3 = y + ry; + + i++; + + if(ry < h / 2) + { + vec[i].code = ART_LINETO; + vec[i].x3 = x; + vec[i].y3 = y + h - ry; + + i++; + } + + vec[i].code = ART_CURVETO; + vec[i].x1 = x; + vec[i].y1 = y + h - ry * (1 - 0.552); + vec[i].x2 = x + rx * (1 - 0.552); + vec[i].y2 = y + h; + vec[i].x3 = x + rx; + vec[i].y3 = y + h; + + i++; + + if(rx < w / 2) + { + vec[i].code = ART_LINETO; + vec[i].x3 = x + w - rx; + vec[i].y3 = y + h; + + i++; + } + + vec[i].code = ART_CURVETO; + vec[i].x1 = x + w - rx * (1 - 0.552); + vec[i].y1 = y + h; + vec[i].x2 = x + w; + vec[i].y2 = y + h - ry * (1 - 0.552); + vec[i].x3 = x + w; + + vec[i].y3 = y + h - ry; + + i++; + + if(ry < h / 2) + { + vec[i].code = ART_LINETO; + vec[i].x3 = x + w; + vec[i].y3 = y + ry; + + i++; + } + + vec[i].code = ART_CURVETO; + vec[i].x1 = x + w; + vec[i].y1 = y + ry * (1 - 0.552); + vec[i].x2 = x + w - rx * (1 - 0.552); + vec[i].y2 = y; + vec[i].x3 = x + w - rx; + vec[i].y3 = y; + + i++; + + if(rx < w / 2) + { + vec[i].code = ART_LINETO; + vec[i].x3 = x + rx; + vec[i].y3 = y; + + i++; + } + + vec[i].code = ART_END; + + res = d->helper->art_bez_path_to_vec(vec, 0.25); + art_free(vec); + d->helper->drawVPath(res); + } + else + { + ArtVpath *vec = d->helper->allocVPath(6); + + vec[0].code = ART_MOVETO; + vec[0].x = x; + vec[0].y = y; + + vec[1].code = ART_LINETO; + vec[1].x = x; + vec[1].y = y + h; + + vec[2].code = ART_LINETO; + vec[2].x = x + w; + vec[2].y = y + h; + + vec[3].code = ART_LINETO; + vec[3].x = x + w; + vec[3].y = y; + + vec[4].code = ART_LINETO; + vec[4].x = x; + vec[4].y = y; + + vec[5].code = ART_END; + + d->helper->drawVPath(vec); + } +} + +void KSVGIconPainter::drawEllipse(double cx, double cy, double rx, double ry) +{ + ArtBpath *temp; + + temp = d->helper->allocBPath(6); + + double x1, y1, x2, y2, x3, y3; + double len = 0.55228474983079356; + double cos4[] = {1.0, 0.0, -1.0, 0.0, 1.0}; + double sin4[] = {0.0, 1.0, 0.0, -1.0, 0.0}; + int i = 0; + + temp[i].code = ART_MOVETO; + temp[i].x3 = cx + rx; + temp[i].y3 = cy; + + i++; + + while(i < 5) + { + x1 = cos4[i-1] + len * cos4[i]; + y1 = sin4[i-1] + len * sin4[i]; + x2 = cos4[i] + len * cos4[i-1]; + y2 = sin4[i] + len * sin4[i-1]; + x3 = cos4[i]; + y3 = sin4[i]; + + temp[i].code = ART_CURVETO; + temp[i].x1 = cx + x1 * rx; + temp[i].y1 = cy + y1 * ry; + temp[i].x2 = cx + x2 * rx; + temp[i].y2 = cy + y2 * ry; + temp[i].x3 = cx + x3 * rx; + temp[i].y3 = cy + y3 * ry; + + i++; + } + + temp[i].code = ART_END; + + d->helper->drawBPath(temp); + + art_free(temp); +} + +void KSVGIconPainter::drawLine(double x1, double y1, double x2, double y2) +{ + ArtVpath *vec; + + vec = d->helper->allocVPath(3); + + vec[0].code = ART_MOVETO_OPEN; + vec[0].x = x1; + vec[0].y = y1; + + vec[1].code = ART_LINETO; + vec[1].x = x2; + vec[1].y = y2; + + vec[2].code = ART_END; + + d->helper->drawVPath(vec); +} + +void KSVGIconPainter::drawPolyline(TQPointArray polyArray, int points) +{ + if(polyArray.point(0).x() == -1 || polyArray.point(0).y() == -1) + return; + + ArtVpath *polyline; + + if(points == -1) + points = polyArray.count(); + + polyline = d->helper->allocVPath(3 + points); + polyline[0].code = ART_MOVETO; + polyline[0].x = polyArray.point(0).x(); + polyline[0].y = polyArray.point(0).y(); + + int index; + for(index = 1; index < points; index++) + { + TQPoint point = polyArray.point(index); + polyline[index].code = ART_LINETO; + polyline[index].x = point.x(); + polyline[index].y = point.y(); + } + + if(d->helper->m_useFill) // if the polyline must be filled, inform libart that it should not be closed. + { + polyline[index].code = (ArtPathcode)ART_END2; + polyline[index].x = polyArray.point(0).x(); + polyline[index++].y = polyArray.point(0).y(); + } + + polyline[index].code = ART_END; + + d->helper->drawVPath(polyline); +} + +void KSVGIconPainter::drawPolygon(TQPointArray polyArray) +{ + ArtVpath *polygon; + + polygon = d->helper->allocVPath(3 + polyArray.count()); + polygon[0].code = ART_MOVETO; + polygon[0].x = polyArray.point(0).x(); + polygon[0].y = polyArray.point(0).y(); + + unsigned int index; + for(index = 1; index < polyArray.count(); index++) + { + TQPoint point = polyArray.point(index); + polygon[index].code = ART_LINETO; + polygon[index].x = point.x(); + polygon[index].y = point.y(); + } + + polygon[index].code = ART_LINETO; + polygon[index].x = polyArray.point(0).x(); + polygon[index].y = polyArray.point(0).y(); + + index++; + polygon[index].code = ART_END; + + d->helper->drawVPath(polygon); +} + +// Path parsing tool +// parses the coord into number and forwards to the next token +static const char *getCoord(const char *ptr, double &number) +{ + int integer, exponent; + double decimal, frac; + int sign, expsign; + + exponent = 0; + integer = 0; + frac = 1.0; + decimal = 0; + sign = 1; + expsign = 1; + + // read the sign + if(*ptr == '+') + ptr++; + else if(*ptr == '-') + { + ptr++; + sign = -1; + } + // read the integer part + while(*ptr != '\0' && *ptr >= '0' && *ptr <= '9') + integer = (integer * 10) + *(ptr++) - '0'; + + if(*ptr == '.') // read the decimals + { + ptr++; + while(*ptr != '\0' && *ptr >= '0' && *ptr <= '9') + decimal += (*(ptr++) - '0') * (frac *= 0.1); + } + + if(*ptr == 'e' || *ptr == 'E') // read the exponent part + { + ptr++; + + // read the sign of the exponent + if(*ptr == '+') + ptr++; + else if(*ptr == '-') + { + ptr++; + expsign = -1; + } + + exponent = 0; + while(*ptr != '\0' && *ptr >= '0' && *ptr <= '9') + { + exponent *= 10; + exponent += *ptr - '0'; + ptr++; + } + } + + number = integer + decimal; + number *= sign * pow(10.0, expsign * exponent); + + // skip the following space + if(*ptr == ' ') + ptr++; + + return ptr; +} + +void KSVGIconPainter::drawPath(const TQString &data, bool filled) +{ + if (!data.isEmpty()) + { + TQString value = data; + + TQMemArray<ArtBpath> vec; + int index = -1; + + double curx = 0.0, cury = 0.0, contrlx = 0.0, contrly = 0.0, xc, yc; + unsigned int lastCommand = 0; + + TQString _d = value.replace(",", " "); + _d = _d.simplifyWhiteSpace(); + const char *ptr = _d.latin1(); + const char *end = _d.latin1() + _d.length() + 1; + + double tox, toy, x1, y1, x2, y2, rx, ry, angle; + bool largeArc, sweep; + char command = *(ptr++); + + while(ptr < end) + { + if(*ptr == ' ') + ptr++; + + switch(command) + { + case 'm': + ptr = getCoord(ptr, tox); + ptr = getCoord(ptr, toy); + + if(index != -1 && lastCommand != 'z') + { + // Find last subpath + int find = -1; + for(int i = index; i >= 0; i--) + { + if(vec[i].code == ART_MOVETO_OPEN || vec[i].code == ART_MOVETO) + { + find = i; + break; + } + } + + index++; + + if(vec.size() == (unsigned int) index) + vec.resize(index + 1); + + vec[index].code = (ArtPathcode)ART_END2; + vec[index].x3 = vec[find].x3; + vec[index].y3 = vec[find].y3; + } + + curx += tox; + cury += toy; + + index++; + + d->helper->ensureSpace(vec, index); + + vec[index].code = (index == 0) ? ART_MOVETO : ART_MOVETO_OPEN; + vec[index].x3 = curx; + vec[index].y3 = cury; + + lastCommand = 'm'; + break; + case 'M': + ptr = getCoord(ptr, tox); + ptr = getCoord(ptr, toy); + if(index != -1 && lastCommand != 'z') + { + // Find last subpath + int find = -1; + for(int i = index; i >= 0; i--) + { + if(vec[i].code == ART_MOVETO_OPEN || vec[i].code == ART_MOVETO) + { + find = i; + break; + } + } + + index++; + + if(vec.size() == (unsigned int) index) + vec.resize(index + 1); + + vec[index].code = (ArtPathcode)ART_END2; + vec[index].x3 = vec[find].x3; + vec[index].y3 = vec[find].y3; + } + + curx = tox; + cury = toy; + + index++; + + d->helper->ensureSpace(vec, index); + + vec[index].code = (index == 0) ? ART_MOVETO : ART_MOVETO_OPEN; + vec[index].x3 = curx; + vec[index].y3 = cury; + + lastCommand = 'M'; + break; + case 'l': + ptr = getCoord(ptr, tox); + ptr = getCoord(ptr, toy); + + index++; + + d->helper->ensureSpace(vec, index); + + vec[index].code = ART_LINETO; + vec[index].x3 = curx + tox; + vec[index].y3 = cury + toy; + + curx += tox; + cury += toy; + + lastCommand = 'l'; + break; + case 'L': + ptr = getCoord(ptr, tox); + ptr = getCoord(ptr, toy); + + index++; + + d->helper->ensureSpace(vec, index); + + vec[index].code = ART_LINETO; + vec[index].x3 = tox; + vec[index].y3 = toy; + + curx = tox; + cury = toy; + + lastCommand = 'L'; + break; + case 'h': + ptr = getCoord(ptr, tox); + + index++; + + curx += tox; + + d->helper->ensureSpace(vec, index); + + vec[index].code = ART_LINETO; + vec[index].x3 = curx; + vec[index].y3 = cury; + + lastCommand = 'h'; + break; + case 'H': + ptr = getCoord(ptr, tox); + + index++; + + curx = tox; + + d->helper->ensureSpace(vec, index); + + vec[index].code = ART_LINETO; + vec[index].x3 = curx; + vec[index].y3 = cury; + + lastCommand = 'H'; + break; + case 'v': + ptr = getCoord(ptr, toy); + + index++; + + cury += toy; + + d->helper->ensureSpace(vec, index); + + vec[index].code = ART_LINETO; + vec[index].x3 = curx; + vec[index].y3 = cury; + + lastCommand = 'v'; + break; + case 'V': + ptr = getCoord(ptr, toy); + + index++; + + cury = toy; + + d->helper->ensureSpace(vec, index); + + vec[index].code = ART_LINETO; + vec[index].x3 = curx; + vec[index].y3 = cury; + + lastCommand = 'V'; + break; + case 'c': + ptr = getCoord(ptr, x1); + ptr = getCoord(ptr, y1); + ptr = getCoord(ptr, x2); + ptr = getCoord(ptr, y2); + ptr = getCoord(ptr, tox); + ptr = getCoord(ptr, toy); + + index++; + + d->helper->ensureSpace(vec, index); + + vec[index].code = ART_CURVETO; + vec[index].x1 = curx + x1; + vec[index].y1 = cury + y1; + vec[index].x2 = curx + x2; + vec[index].y2 = cury + y2; + vec[index].x3 = curx + tox; + vec[index].y3 = cury + toy; + + curx += tox; + cury += toy; + + contrlx = vec[index].x2; + contrly = vec[index].y2; + + lastCommand = 'c'; + break; + case 'C': + ptr = getCoord(ptr, x1); + ptr = getCoord(ptr, y1); + ptr = getCoord(ptr, x2); + ptr = getCoord(ptr, y2); + ptr = getCoord(ptr, tox); + ptr = getCoord(ptr, toy); + + index++; + + d->helper->ensureSpace(vec, index); + + vec[index].code = ART_CURVETO; + vec[index].x1 = x1; + vec[index].y1 = y1; + vec[index].x2 = x2; + vec[index].y2 = y2; + vec[index].x3 = tox; + vec[index].y3 = toy; + + curx = vec[index].x3; + cury = vec[index].y3; + contrlx = vec[index].x2; + contrly = vec[index].y2; + + lastCommand = 'C'; + break; + case 's': + ptr = getCoord(ptr, x2); + ptr = getCoord(ptr, y2); + ptr = getCoord(ptr, tox); + ptr = getCoord(ptr, toy); + + index++; + + d->helper->ensureSpace(vec, index); + + vec[index].code = ART_CURVETO; + vec[index].x1 = 2 * curx - contrlx; + vec[index].y1 = 2 * cury - contrly; + vec[index].x2 = curx + x2; + vec[index].y2 = cury + y2; + vec[index].x3 = curx + tox; + vec[index].y3 = cury + toy; + + curx += tox; + cury += toy; + + contrlx = vec[index].x2; + contrly = vec[index].y2; + + lastCommand = 's'; + break; + case 'S': + ptr = getCoord(ptr, x2); + ptr = getCoord(ptr, y2); + ptr = getCoord(ptr, tox); + ptr = getCoord(ptr, toy); + + index++; + + d->helper->ensureSpace(vec, index); + + vec[index].code = ART_CURVETO; + vec[index].x1 = 2 * curx - contrlx; + vec[index].y1 = 2 * cury - contrly; + vec[index].x2 = x2; + vec[index].y2 = y2; + vec[index].x3 = tox; + vec[index].y3 = toy; + + curx = vec[index].x3; + cury = vec[index].y3; + contrlx = vec[index].x2; + contrly = vec[index].y2; + + lastCommand = 'S'; + break; + case 'q': + ptr = getCoord(ptr, x1); + ptr = getCoord(ptr, y1); + ptr = getCoord(ptr, tox); + ptr = getCoord(ptr, toy); + + index++; + + d->helper->ensureSpace(vec, index); + + vec[index].code = ART_CURVETO; + vec[index].x1 = (curx + 2 * (x1 + curx)) * (1.0 / 3.0); + vec[index].y1 = (cury + 2 * (y1 + cury)) * (1.0 / 3.0); + vec[index].x2 = ((curx + tox) + 2 * (x1 + curx)) * (1.0 / 3.0); + vec[index].y2 = ((cury + toy) + 2 * (y1 + cury)) * (1.0 / 3.0); + vec[index].x3 = curx + tox; + vec[index].y3 = cury + toy; + + contrlx = curx + x1; + contrly = cury + y1; + curx += tox; + cury += toy; + + lastCommand = 'q'; + break; + case 'Q': + ptr = getCoord(ptr, x1); + ptr = getCoord(ptr, y1); + ptr = getCoord(ptr, tox); + ptr = getCoord(ptr, toy); + + index++; + + d->helper->ensureSpace(vec, index); + + // TODO : if this fails make it more like QuadraticRel + vec[index].code = ART_CURVETO; + vec[index].x1 = (curx + 2 * x1) * (1.0 / 3.0); + vec[index].y1 = (cury + 2 * y1) * (1.0 / 3.0); + vec[index].x2 = (tox + 2 * x1) * (1.0 / 3.0); + vec[index].y2 = (toy + 2 * y1) * (1.0 / 3.0); + vec[index].x3 = tox; + vec[index].y3 = toy; + + curx = vec[index].x3; + cury = vec[index].y3; + contrlx = vec[index].x2; + contrly = vec[index].y2; + + lastCommand = 'Q'; + break; + case 't': + ptr = getCoord(ptr, tox); + ptr = getCoord(ptr, toy); + + xc = 2 * curx - contrlx; + yc = 2 * cury - contrly; + + index++; + + d->helper->ensureSpace(vec, index); + + vec[index].code = ART_CURVETO; + vec[index].x1 = (curx + 2 * xc) * (1.0 / 3.0); + vec[index].y1 = (cury + 2 * yc) * (1.0 / 3.0); + vec[index].x2 = ((curx + tox) + 2 * xc) * (1.0 / 3.0); + vec[index].y2 = ((cury + toy) + 2 * yc) * (1.0 / 3.0); + + vec[index].x3 = curx + tox; + vec[index].y3 = cury + toy; + + curx += tox; + cury += toy; + contrlx = xc; + contrly = yc; + + lastCommand = 't'; + break; + case 'T': + ptr = getCoord(ptr, tox); + ptr = getCoord(ptr, toy); + + xc = 2 * curx - contrlx; + yc = 2 * cury - contrly; + + index++; + + d->helper->ensureSpace(vec, index); + + vec[index].code = ART_CURVETO; + vec[index].x1 = (curx + 2 * xc) * (1.0 / 3.0); + vec[index].y1 = (cury + 2 * yc) * (1.0 / 3.0); + vec[index].x2 = (tox + 2 * xc) * (1.0 / 3.0); + vec[index].y2 = (toy + 2 * yc) * (1.0 / 3.0); + vec[index].x3 = tox; + vec[index].y3 = toy; + + curx = tox; + cury = toy; + contrlx = xc; + contrly = yc; + + lastCommand = 'T'; + break; + case 'z': + case 'Z': + int find; + find = -1; + for(int i = index; i >= 0; i--) + { + if(vec[i].code == ART_MOVETO_OPEN || vec[i].code == ART_MOVETO) + { + find = i; + break; + } + } + + if(find != -1) + { + if(vec[find].x3 != curx || vec[find].y3 != cury) + { + index++; + + d->helper->ensureSpace(vec, index); + + vec[index].code = ART_LINETO; + vec[index].x3 = vec[find].x3; + vec[index].y3 = vec[find].y3; + } + } + + // reset for next (sub)path + curx = vec[find].x3; + cury = vec[find].y3; + + lastCommand = 'z'; + break; + case 'a': + ptr = getCoord(ptr, rx); + ptr = getCoord(ptr, ry); + ptr = getCoord(ptr, angle); + ptr = getCoord(ptr, tox); + largeArc = tox == 1; + ptr = getCoord(ptr, tox); + sweep = tox == 1; + ptr = getCoord(ptr, tox); + ptr = getCoord(ptr, toy); + + // Spec: radii are nonnegative numbers + rx = fabs(rx); + ry = fabs(ry); + + d->helper->calculateArc(true, vec, index, curx, cury, angle, tox, toy, rx, ry, largeArc, sweep); + + lastCommand = 'a'; + break; + case 'A': + ptr = getCoord(ptr, rx); + ptr = getCoord(ptr, ry); + ptr = getCoord(ptr, angle); + ptr = getCoord(ptr, tox); + largeArc = tox == 1; + ptr = getCoord(ptr, tox); + sweep = tox == 1; + ptr = getCoord(ptr, tox); + ptr = getCoord(ptr, toy); + + // Spec: radii are nonnegative numbers + rx = fabs(rx); + ry = fabs(ry); + + d->helper->calculateArc(false, vec, index, curx, cury, angle, tox, toy, rx, ry, largeArc, sweep); + + lastCommand = 'A'; + break; + } + + if(*ptr == '+' || *ptr == '-' || (*ptr >= '0' && *ptr <= '9')) + { + // there are still coords in this command + if(command == 'M') + command = 'L'; + else if(command == 'm') + command = 'l'; + } + else + command = *(ptr++); + + // Detect reflection points + if(lastCommand != 'C' && lastCommand != 'c' && + lastCommand != 'S' && lastCommand != 's' && + lastCommand != 'Q' && lastCommand != 'q' && + lastCommand != 'T' && lastCommand != 't') + { + contrlx = curx; + contrly = cury; + } + } + + // Find last subpath + int find = -1; + for(int i = index; i >= 0; i--) + { + if(vec[i].code == ART_MOVETO_OPEN || vec[i].code == ART_MOVETO) + { + find = i; + break; + } + } + + // Fix a problem where the .svg file used doubles as values... (sofico.svg) + if(curx != vec[find].x3 && cury != vec[find].y3) + { + if((int) curx == (int) vec[find].x3 && (int) cury == (int) vec[find].y3) + { + index++; + + if(vec.size() == (unsigned int) index) + vec.resize(index + 1); + + vec[index].code = ART_LINETO; + vec[index].x3 = vec[find].x3; + vec[index].y3 = vec[find].y3; + + curx = vec[find].x3; + cury = vec[find].y3; + } + } + + // Handle filled paths that are not closed explicitly + if(filled) + { + if((int) curx != (int) vec[find].x3 || (int) cury != (int) vec[find].y3) + { + index++; + + if(vec.size() == (unsigned int) index) + vec.resize(index + 1); + + vec[index].code = (ArtPathcode)ART_END2; + vec[index].x3 = vec[find].x3; + vec[index].y3 = vec[find].y3; + + curx = vec[find].x3; + cury = vec[find].y3; + } + } + + // Close + index++; + + if(vec.size() == (unsigned int) index) + vec.resize(index + 1); + + vec[index].code = ART_END; + + // There are pure-moveto paths which reference paint servers *bah* + // Do NOT render them + bool render = false; + for(int i = index; i >= 0; i--) + { + if(vec[i].code != ART_MOVETO_OPEN && vec[i].code != ART_MOVETO && !(vec[i].code >= ART_END)) + { + render = true; + break; + } + } + + if(render) + d->helper->drawBPath(vec.data()); + } +} + +void KSVGIconPainter::drawImage(double x, double y, TQImage &image) +{ + if(image.depth() != 32) + image = image.convertDepth(32); + + double affine[6]; + affine[0] = d->helper->m_tqworldMatrix->m11(); + affine[1] = d->helper->m_tqworldMatrix->m12(); + affine[2] = d->helper->m_tqworldMatrix->m21(); + affine[3] = d->helper->m_tqworldMatrix->m22(); + // use the world matrix to convert the coordinates + d->helper->m_tqworldMatrix->map(x, y, &affine[4], &affine[5]); + + d->helper->art_rgba_rgba_affine(d->helper->m_buffer, 0, 0, d->helper->m_width, d->helper->m_height, + d->helper->m_rowstride, image.bits(), image.width(), image.height(), + image.width() * 4, affine); +} + +TQColor KSVGIconPainter::parseColor(const TQString ¶m) +{ + if(param.stripWhiteSpace().startsWith("#")) + { + TQColor color; + color.setNamedColor(param.stripWhiteSpace()); + return color; + } + else if(param.stripWhiteSpace().startsWith("rgb(")) + { + TQString parse = param.stripWhiteSpace(); + TQStringList colors = TQStringList::split(',', parse); + TQString r = colors[0].right((colors[0].length() - 4)); + TQString g = colors[1]; + TQString b = colors[2].left((colors[2].length() - 1)); + + if(r.contains("%")) + { + r = r.left(r.length() - 1); + r = TQString::number(int((double(255 * r.toDouble()) / 100.0))); + } + + if(g.contains("%")) + { + g = g.left(g.length() - 1); + g = TQString::number(int((double(255 * g.toDouble()) / 100.0))); + } + + if(b.contains("%")) + { + b = b.left(b.length() - 1); + b = TQString::number(int((double(255 * b.toDouble()) / 100.0))); + } + + return TQColor(r.toInt(), g.toInt(), b.toInt()); + } + else + { + TQString rgbColor = param.stripWhiteSpace(); + + if(rgbColor == "aliceblue") + return TQColor(240, 248, 255); + else if(rgbColor == "antiquewhite") + return TQColor(250, 235, 215); + else if(rgbColor == "aqua") + return TQColor(0, 255, 255); + else if(rgbColor == "aquamarine") + return TQColor(127, 255, 212); + else if(rgbColor == "azure") + return TQColor(240, 255, 255); + else if(rgbColor == "beige") + return TQColor(245, 245, 220); + else if(rgbColor == "bisque") + return TQColor(255, 228, 196); + else if(rgbColor == "black") + return TQColor(0, 0, 0); + else if(rgbColor == "blanchedalmond") + return TQColor(255, 235, 205); + else if(rgbColor == "blue") + return TQColor(0, 0, 255); + else if(rgbColor == "blueviolet") + return TQColor(138, 43, 226); + else if(rgbColor == "brown") + return TQColor(165, 42, 42); + else if(rgbColor == "burlywood") + return TQColor(222, 184, 135); + else if(rgbColor == "cadetblue") + return TQColor(95, 158, 160); + else if(rgbColor == "chartreuse") + return TQColor(127, 255, 0); + else if(rgbColor == "chocolate") + return TQColor(210, 105, 30); + else if(rgbColor == "coral") + return TQColor(255, 127, 80); + else if(rgbColor == "cornflowerblue") + return TQColor(100, 149, 237); + else if(rgbColor == "cornsilk") + return TQColor(255, 248, 220); + else if(rgbColor == "crimson") + return TQColor(220, 20, 60); + else if(rgbColor == "cyan") + return TQColor(0, 255, 255); + else if(rgbColor == "darkblue") + return TQColor(0, 0, 139); + else if(rgbColor == "darkcyan") + return TQColor(0, 139, 139); + else if(rgbColor == "darkgoldenrod") + return TQColor(184, 134, 11); + else if(rgbColor == "darkgray") + return TQColor(169, 169, 169); + else if(rgbColor == "darkgrey") + return TQColor(169, 169, 169); + else if(rgbColor == "darkgreen") + return TQColor(0, 100, 0); + else if(rgbColor == "darkkhaki") + return TQColor(189, 183, 107); + else if(rgbColor == "darkmagenta") + return TQColor(139, 0, 139); + else if(rgbColor == "darkolivegreen") + return TQColor(85, 107, 47); + else if(rgbColor == "darkorange") + return TQColor(255, 140, 0); + else if(rgbColor == "darkorchid") + return TQColor(153, 50, 204); + else if(rgbColor == "darkred") + return TQColor(139, 0, 0); + else if(rgbColor == "darksalmon") + return TQColor(233, 150, 122); + else if(rgbColor == "darkseagreen") + return TQColor(143, 188, 143); + else if(rgbColor == "darkslateblue") + return TQColor(72, 61, 139); + else if(rgbColor == "darkslategray") + return TQColor(47, 79, 79); + else if(rgbColor == "darkslategrey") + return TQColor(47, 79, 79); + else if(rgbColor == "darkturquoise") + return TQColor(0, 206, 209); + else if(rgbColor == "darkviolet") + return TQColor(148, 0, 211); + else if(rgbColor == "deeppink") + return TQColor(255, 20, 147); + else if(rgbColor == "deepskyblue") + return TQColor(0, 191, 255); + else if(rgbColor == "dimgray") + return TQColor(105, 105, 105); + else if(rgbColor == "dimgrey") + return TQColor(105, 105, 105); + else if(rgbColor == "dodgerblue") + return TQColor(30, 144, 255); + else if(rgbColor == "firebrick") + return TQColor(178, 34, 34); + else if(rgbColor == "floralwhite") + return TQColor(255, 250, 240); + else if(rgbColor == "forestgreen") + return TQColor(34, 139, 34); + else if(rgbColor == "fuchsia") + return TQColor(255, 0, 255); + else if(rgbColor == "gainsboro") + return TQColor(220, 220, 220); + else if(rgbColor == "ghostwhite") + return TQColor(248, 248, 255); + else if(rgbColor == "gold") + return TQColor(255, 215, 0); + else if(rgbColor == "goldenrod") + return TQColor(218, 165, 32); + else if(rgbColor == "gray") + return TQColor(128, 128, 128); + else if(rgbColor == "grey") + return TQColor(128, 128, 128); + else if(rgbColor == "green") + return TQColor(0, 128, 0); + else if(rgbColor == "greenyellow") + return TQColor(173, 255, 47); + else if(rgbColor == "honeydew") + return TQColor(240, 255, 240); + else if(rgbColor == "hotpink") + return TQColor(255, 105, 180); + else if(rgbColor == "indianred") + return TQColor(205, 92, 92); + else if(rgbColor == "indigo") + return TQColor(75, 0, 130); + else if(rgbColor == "ivory") + return TQColor(255, 255, 240); + else if(rgbColor == "khaki") + return TQColor(240, 230, 140); + else if(rgbColor == "lavender") + return TQColor(230, 230, 250); + else if(rgbColor == "lavenderblush") + return TQColor(255, 240, 245); + else if(rgbColor == "lawngreen") + return TQColor(124, 252, 0); + else if(rgbColor == "lemonchiffon") + return TQColor(255, 250, 205); + else if(rgbColor == "lightblue") + return TQColor(173, 216, 230); + else if(rgbColor == "lightcoral") + return TQColor(240, 128, 128); + else if(rgbColor == "lightcyan") + return TQColor(224, 255, 255); + else if(rgbColor == "lightgoldenrodyellow") + return TQColor(250, 250, 210); + else if(rgbColor == "lightgray") + return TQColor(211, 211, 211); + else if(rgbColor == "lightgrey") + return TQColor(211, 211, 211); + else if(rgbColor == "lightgreen") + return TQColor(144, 238, 144); + else if(rgbColor == "lightpink") + return TQColor(255, 182, 193); + else if(rgbColor == "lightsalmon") + return TQColor(255, 160, 122); + else if(rgbColor == "lightseagreen") + return TQColor(32, 178, 170); + else if(rgbColor == "lightskyblue") + return TQColor(135, 206, 250); + else if(rgbColor == "lightslategray") + return TQColor(119, 136, 153); + else if(rgbColor == "lightslategrey") + return TQColor(119, 136, 153); + else if(rgbColor == "lightsteelblue") + return TQColor(176, 196, 222); + else if(rgbColor == "lightyellow") + return TQColor(255, 255, 224); + else if(rgbColor == "lime") + return TQColor(0, 255, 0); + else if(rgbColor == "limegreen") + return TQColor(50, 205, 50); + else if(rgbColor == "linen") + return TQColor(250, 240, 230); + else if(rgbColor == "magenta") + return TQColor(255, 0, 255); + else if(rgbColor == "maroon") + return TQColor(128, 0, 0); + else if(rgbColor == "mediumaquamarine") + return TQColor(102, 205, 170); + else if(rgbColor == "mediumblue") + return TQColor(0, 0, 205); + else if(rgbColor == "mediumorchid") + return TQColor(186, 85, 211); + else if(rgbColor == "mediumpurple") + return TQColor(147, 112, 219); + else if(rgbColor == "mediumseagreen") + return TQColor(60, 179, 113); + else if(rgbColor == "mediumslateblue") + return TQColor(123, 104, 238); + else if(rgbColor == "mediumspringgreen") + return TQColor(0, 250, 154); + else if(rgbColor == "mediumturquoise") + return TQColor(72, 209, 204); + else if(rgbColor == "mediumvioletred") + return TQColor(199, 21, 133); + else if(rgbColor == "midnightblue") + return TQColor(25, 25, 112); + else if(rgbColor == "mintcream") + return TQColor(245, 255, 250); + else if(rgbColor == "mistyrose") + return TQColor(255, 228, 225); + else if(rgbColor == "tqmoccasin") + return TQColor(255, 228, 181); + else if(rgbColor == "navajowhite") + return TQColor(255, 222, 173); + else if(rgbColor == "navy") + return TQColor(0, 0, 128); + else if(rgbColor == "oldlace") + return TQColor(253, 245, 230); + else if(rgbColor == "olive") + return TQColor(128, 128, 0); + else if(rgbColor == "olivedrab") + return TQColor(107, 142, 35); + else if(rgbColor == "orange") + return TQColor(255, 165, 0); + else if(rgbColor == "orangered") + return TQColor(255, 69, 0); + else if(rgbColor == "orchid") + return TQColor(218, 112, 214); + else if(rgbColor == "palegoldenrod") + return TQColor(238, 232, 170); + else if(rgbColor == "palegreen") + return TQColor(152, 251, 152); + else if(rgbColor == "paleturquoise") + return TQColor(175, 238, 238); + else if(rgbColor == "palevioletred") + return TQColor(219, 112, 147); + else if(rgbColor == "papayawhip") + return TQColor(255, 239, 213); + else if(rgbColor == "peachpuff") + return TQColor(255, 218, 185); + else if(rgbColor == "peru") + return TQColor(205, 133, 63); + else if(rgbColor == "pink") + return TQColor(255, 192, 203); + else if(rgbColor == "plum") + return TQColor(221, 160, 221); + else if(rgbColor == "powderblue") + return TQColor(176, 224, 230); + else if(rgbColor == "purple") + return TQColor(128, 0, 128); + else if(rgbColor == "red") + return TQColor(255, 0, 0); + else if(rgbColor == "rosybrown") + return TQColor(188, 143, 143); + else if(rgbColor == "royalblue") + return TQColor(65, 105, 225); + else if(rgbColor == "saddlebrown") + return TQColor(139, 69, 19); + else if(rgbColor == "salmon") + return TQColor(250, 128, 114); + else if(rgbColor == "sandybrown") + return TQColor(244, 164, 96); + else if(rgbColor == "seagreen") + return TQColor(46, 139, 87); + else if(rgbColor == "seashell") + return TQColor(255, 245, 238); + else if(rgbColor == "sienna") + return TQColor(160, 82, 45); + else if(rgbColor == "silver") + return TQColor(192, 192, 192); + else if(rgbColor == "skyblue") + return TQColor(135, 206, 235); + else if(rgbColor == "slateblue") + return TQColor(106, 90, 205); + else if(rgbColor == "slategray") + return TQColor(112, 128, 144); + else if(rgbColor == "slategrey") + return TQColor(112, 128, 144); + else if(rgbColor == "snow") + return TQColor(255, 250, 250); + else if(rgbColor == "springgreen") + return TQColor(0, 255, 127); + else if(rgbColor == "steelblue") + return TQColor(70, 130, 180); + else if(rgbColor == "tan") + return TQColor(210, 180, 140); + else if(rgbColor == "teal") + return TQColor(0, 128, 128); + else if(rgbColor == "thistle") + return TQColor(216, 191, 216); + else if(rgbColor == "tomato") + return TQColor(255, 99, 71); + else if(rgbColor == "turquoise") + return TQColor(64, 224, 208); + else if(rgbColor == "violet") + return TQColor(238, 130, 238); + else if(rgbColor == "wheat") + return TQColor(245, 222, 179); + else if(rgbColor == "white") + return TQColor(255, 255, 255); + else if(rgbColor == "whitesmoke") + return TQColor(245, 245, 245); + else if(rgbColor == "yellow") + return TQColor(255, 255, 0); + else if(rgbColor == "yellowgreen") + return TQColor(154, 205, 50); + } + + return TQColor(); +} + +double KSVGIconPainter::dpi() +{ + return 90.0; // TODO: make modal? +} + +double KSVGIconPainter::toPixel(const TQString &s, bool hmode) +{ + if(s.isEmpty()) + return 0.0; + + TQString check = s; + + double ret = 0.0; + + double value = 0; + const char *start = check.latin1(); + const char *end = getCoord(start, value); + + if(uint(end - start) < check.length()) + { + if(check.endsWith("px")) + ret = value; + else if(check.endsWith("cm")) + ret = (value / 2.54) * dpi(); + else if(check.endsWith("pc")) + ret = (value / 6.0) * dpi(); + else if(check.endsWith("mm")) + ret = (value / 25.4) * dpi(); + else if(check.endsWith("in")) + ret = value * dpi(); + else if(check.endsWith("pt")) + ret = (value / 72.0) * dpi(); + else if(check.endsWith("%")) + { + ret = value / 100.0; + + if(hmode) + ret *= d->drawWidth; + else + ret *= d->drawHeight; + } + else if(check.endsWith("em")) + { + ret = value * 10.0; // TODO make this depend on actual font size + } + } + else + ret = value; + + return ret; +} + +ArtGradientLinear *KSVGIconPainter::linearGradient(const TQString &id) +{ + return d->helper->m_linearGradientMap[id]; +} + +void KSVGIconPainter::addLinearGradient(const TQString &id, ArtGradientLinear *gradient) +{ + d->helper->m_linearGradientMap.insert(id, gradient); +} + +TQDomElement KSVGIconPainter::linearGradientElement(ArtGradientLinear *linear) +{ + return d->helper->m_linearGradientElementMap[linear]; +} + +void KSVGIconPainter::addLinearGradientElement(ArtGradientLinear *gradient, TQDomElement element) +{ + d->helper->m_linearGradientElementMap.insert(gradient, element); +} + +ArtGradientRadial *KSVGIconPainter::radialGradient(const TQString &id) +{ + return d->helper->m_radialGradientMap[id]; +} + +void KSVGIconPainter::addRadialGradient(const TQString &id, ArtGradientRadial *gradient) +{ + d->helper->m_radialGradientMap.insert(id, gradient); +} + +TQDomElement KSVGIconPainter::radialGradientElement(ArtGradientRadial *radial) +{ + return d->helper->m_radialGradientElementMap[radial]; +} + +void KSVGIconPainter::addRadialGradientElement(ArtGradientRadial *gradient, TQDomElement element) +{ + d->helper->m_radialGradientElementMap.insert(gradient, element); +} + +TQ_UINT32 KSVGIconPainter::toArtColor(const TQColor &color) +{ + return d->helper->toArtColor(color); +} + +TQWMatrix KSVGIconPainter::parseTransform(const TQString &transform) +{ + TQWMatrix result; + + // Split string for handling 1 transform statement at a time + TQStringList subtransforms = TQStringList::split(')', transform); + TQStringList::ConstIterator it = subtransforms.begin(); + TQStringList::ConstIterator end = subtransforms.end(); + for(; it != end; ++it) + { + TQStringList subtransform = TQStringList::split('(', (*it)); + + subtransform[0] = subtransform[0].stripWhiteSpace().lower(); + subtransform[1] = subtransform[1].simplifyWhiteSpace(); + TQRegExp reg("([-]?\\d*\\.?\\d+(?:e[-]?\\d+)?)"); + + int pos = 0; + TQStringList params; + + while(pos >= 0) + { + pos = reg.search(subtransform[1], pos); + if(pos != -1) + { + params += reg.cap(1); + pos += reg.matchedLength(); + } + } + + if(subtransform[0].startsWith(";") || subtransform[0].startsWith(",")) + subtransform[0] = subtransform[0].right(subtransform[0].length() - 1); + + if(subtransform[0] == "rotate") + { + if(params.count() == 3) + { + double x = params[1].toDouble(); + double y = params[2].toDouble(); + + result.translate(x, y); + result.rotate(params[0].toDouble()); + result.translate(-x, -y); + } + else + result.rotate(params[0].toDouble()); + } + else if(subtransform[0] == "translate") + { + if(params.count() == 2) + result.translate(params[0].toDouble(), params[1].toDouble()); + else // Spec : if only one param given, assume 2nd param to be 0 + result.translate(params[0].toDouble() , 0); + } + else if(subtransform[0] == "scale") + { + if(params.count() == 2) + result.scale(params[0].toDouble(), params[1].toDouble()); + else // Spec : if only one param given, assume uniform scaling + result.scale(params[0].toDouble(), params[0].toDouble()); + } + else if(subtransform[0] == "skewx") + result.shear(tan(params[0].toDouble() * deg2rad), 0.0F); + else if(subtransform[0] == "skewy") + result.shear(tan(params[0].toDouble() * deg2rad), 0.0F); + else if(subtransform[0] == "skewy") + result.shear(0.0F, tan(params[0].toDouble() * deg2rad)); + else if(subtransform[0] == "matrix") + { + if(params.count() >= 6) + { + result.setMatrix(params[0].toDouble(), params[1].toDouble(), params[2].toDouble(), params[3].toDouble(), params[4].toDouble(), params[5].toDouble()); + } + } + } + + return result; +} diff --git a/tdecore/svgicons/ksvgiconpainter.h b/tdecore/svgicons/ksvgiconpainter.h new file mode 100644 index 000000000..6b00d9d7c --- /dev/null +++ b/tdecore/svgicons/ksvgiconpainter.h @@ -0,0 +1,101 @@ +/* + Copyright (C) 2002 Nikolas Zimmermann <wildfox@kde.org> + This file is part of the KDE project + + 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 + aint with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. +*/ + +#ifndef KSVGIconPainter_H +#define KSVGIconPainter_H + +#include <libart_lgpl/art_render.h> +#include <libart_lgpl/art_render_gradient.h> + +class TQImage; +class TQColor; +class TQWMatrix; +class TQDomElement; +class TQPointArray; + +class KDECORE_EXPORT KSVGIconPainter +{ +public: + KSVGIconPainter(int width, int height); + ~KSVGIconPainter(); + + void setDrawWidth(int dwidth); + void setDrawHeight(int dheight); + + TQImage *image(); + + TQWMatrix *tqworldMatrix(); + + void finish(); + + void setUseFill(bool fill); + void setUseStroke(bool stroke); + + void setStrokeWidth(double width); + void setStrokeMiterLimit(const TQString &miter); + void setCapStyle(const TQString &cap); + void setJoinStyle(const TQString &join); + void setStrokeColor(const TQString &stroke); + void setFillColor(const TQString &fill); + void setFillRule(const TQString &fillRule); + void setOpacity(const TQString &opacity); + void setFillOpacity(const TQString &fillOpacity); + void setStrokeOpacity(const TQString &strokeOpacity); + void setStrokeDashOffset(const TQString &dashOffset); + void setStrokeDashArray(const TQString &dashes); + + void setWorldMatrix(TQWMatrix *tqworldMatrix); + void setClippingRect(int x, int y, int w, int h); + + void drawRectangle(double x, double y, double w, double h, double rx, double ry); + void drawEllipse(double cx, double cy, double rx, double ry); + void drawLine(double x1, double y1, double x2, double y2); + void drawPolyline(TQPointArray polyArray, int points = -1); + void drawPolygon(TQPointArray polyArray); + void drawPath(const TQString &data, bool fill); + void drawImage(double x, double y, TQImage &image); + + TQColor parseColor(const TQString ¶m); + TQ_UINT32 toArtColor(const TQColor &color); + TQ_UINT32 parseOpacity(const TQString &data); + + double toPixel(const TQString &s, bool hmode); + double dpi(); + + ArtGradientLinear *linearGradient(const TQString &id); + void addLinearGradient(const TQString &id, ArtGradientLinear *gradient); + + TQDomElement linearGradientElement(ArtGradientLinear *linear); + void addLinearGradientElement(ArtGradientLinear *gradient, TQDomElement element); + + ArtGradientRadial *radialGradient(const TQString &id); + void addRadialGradient(const TQString &id, ArtGradientRadial *gradient); + + TQDomElement radialGradientElement(ArtGradientRadial *radial); + void addRadialGradientElement(ArtGradientRadial *gradient, TQDomElement element); + + TQWMatrix parseTransform(const TQString &transform); + +private: + struct Private; + Private *d; +}; + +#endif |