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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit47d455dd55be855e4cc691c32f687f723d9247ee (patch)
tree52e236aaa2576bdb3840ebede26619692fed6d7d /ksvg/plugin/backends/agg
downloadtdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.tar.gz
tdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'ksvg/plugin/backends/agg')
-rw-r--r--ksvg/plugin/backends/agg/AggCanvas.cpp130
-rw-r--r--ksvg/plugin/backends/agg/AggCanvas.h77
-rw-r--r--ksvg/plugin/backends/agg/AggCanvasFactory.cpp45
-rw-r--r--ksvg/plugin/backends/agg/AggCanvasFactory.h45
-rw-r--r--ksvg/plugin/backends/agg/AggCanvasItems.cpp1747
-rw-r--r--ksvg/plugin/backends/agg/AggCanvasItems.h500
-rw-r--r--ksvg/plugin/backends/agg/BezierPathAgg.cpp126
-rw-r--r--ksvg/plugin/backends/agg/BezierPathAgg.h83
-rw-r--r--ksvg/plugin/backends/agg/GlyphTracerAgg.cpp113
-rw-r--r--ksvg/plugin/backends/agg/GlyphTracerAgg.h49
-rw-r--r--ksvg/plugin/backends/agg/Makefile.am15
-rw-r--r--ksvg/plugin/backends/agg/ksvgaggcanvas.desktop101
12 files changed, 3031 insertions, 0 deletions
diff --git a/ksvg/plugin/backends/agg/AggCanvas.cpp b/ksvg/plugin/backends/agg/AggCanvas.cpp
new file mode 100644
index 00000000..245d36e1
--- /dev/null
+++ b/ksvg/plugin/backends/agg/AggCanvas.cpp
@@ -0,0 +1,130 @@
+/*
+ Copyright (C) 2001-2003 KSVG Team
+ 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 "AggCanvas.h"
+#include "SVGShapeImpl.h"
+#include "SVGPaintImpl.h"
+#include "SVGPaint.h"
+#include "SVGGradientElementImpl.h"
+#include "SVGLinearGradientElementImpl.h"
+#include "SVGRadialGradientElementImpl.h"
+#include "SVGPatternElementImpl.h"
+#include "SVGAnimatedLengthImpl.h"
+#include <kdebug.h>
+
+#include "AggCanvasItems.h"
+#include "GlyphTracerAgg.h"
+
+#include "agg_vertex_iterator.h"
+#include "agg_bounding_rect.h"
+
+using namespace KSVG;
+
+AggCanvas::AggCanvas(unsigned int width, unsigned int height) : KSVGCanvas(width, height)
+{
+ m_fontContext = new T2P::Converter(new T2P::GlyphTracerAgg());
+}
+
+void AggCanvas::setRenderBufferSize(int w, int h)
+{
+ KSVGCanvas::setRenderBufferSize(w, h);
+ m_buf.attach(m_buffer, m_width, m_height, m_width * m_nrChannels);
+}
+
+void AggCanvas::setBuffer(unsigned char *buffer)
+{
+ KSVGCanvas::setBuffer(buffer);
+ m_buf.attach(m_buffer, m_width, m_height, m_width * m_nrChannels);
+}
+
+T2P::BezierPath *AggCanvas::toBezierPath(CanvasItem *item) const
+{
+ // Only handle AggPath items
+ return dynamic_cast<AggPath *>(item);
+}
+
+// drawing primitives
+CanvasItem *AggCanvas::createRectangle(SVGRectElementImpl *rect)
+{
+ return new AggRectangle(this, rect);
+}
+
+CanvasItem *AggCanvas::createEllipse(SVGEllipseElementImpl *ellipse)
+{
+ return new AggEllipse(this, ellipse);
+}
+
+CanvasItem *AggCanvas::createCircle(SVGCircleElementImpl *circle)
+{
+ return new AggCircle(this, circle);
+}
+
+CanvasItem *AggCanvas::createLine(SVGLineElementImpl *line)
+{
+ return new AggLine(this, line);
+}
+
+CanvasItem *AggCanvas::createPolyline(SVGPolylineElementImpl *poly)
+{
+ return new AggPolyline(this, poly);
+}
+
+CanvasItem *AggCanvas::createPolygon(SVGPolygonElementImpl *poly)
+{
+ return new AggPolygon(this, poly);
+}
+
+CanvasItem *AggCanvas::createPath(SVGPathElementImpl *path)
+{
+ return new AggPath(this, path);
+}
+
+CanvasItem *AggCanvas::createClipPath(SVGClipPathElementImpl *)
+{
+ return 0;
+}
+
+CanvasItem *AggCanvas::createImage(SVGImageElementImpl *image)
+{
+ return new AggImage(this, image);
+}
+
+CanvasItem *AggCanvas::createCanvasMarker(SVGMarkerElementImpl *marker)
+{
+ return new AggMarker(this, marker);
+}
+
+CanvasItem *AggCanvas::createText(SVGTextElementImpl *text)
+{
+ return new AggText(this, text);
+}
+
+CanvasPaintServer *AggCanvas::createPaintServer(SVGElementImpl *pserver)
+{
+ AggPaintServer *result = 0;
+ if(dynamic_cast<SVGLinearGradientElementImpl *>(pserver))
+ result = new AggLinearGradient(dynamic_cast<SVGLinearGradientElementImpl *>(pserver));
+ else if(dynamic_cast<SVGRadialGradientElementImpl *>(pserver))
+ result = new AggRadialGradient(dynamic_cast<SVGRadialGradientElementImpl *>(pserver));
+ else if(dynamic_cast<SVGPatternElementImpl *>(pserver))
+ result = new AggPattern(dynamic_cast<SVGPatternElementImpl *>(pserver));
+ return result;
+}
+
diff --git a/ksvg/plugin/backends/agg/AggCanvas.h b/ksvg/plugin/backends/agg/AggCanvas.h
new file mode 100644
index 00000000..9df7a826
--- /dev/null
+++ b/ksvg/plugin/backends/agg/AggCanvas.h
@@ -0,0 +1,77 @@
+/*
+ Copyright (C) 2001-2003 KSVG Team
+ 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 AGGCANVAS_H
+#define AGGCANVAS_H
+
+#include "KSVGCanvas.h"
+
+#include "agg_basics.h"
+#include "agg_rendering_buffer.h"
+#include "agg_path_storage.h"
+#include "agg_rasterizer_scanline_aa.h"
+#include "agg_scanline_u.h"
+#include "agg_renderer_scanline.h"
+#include "agg_pixfmt_rgb24.h"
+
+namespace KSVG
+{
+
+class AggPaintServer;
+class SVGElementImpl;
+class AggCanvas : public KSVGCanvas
+{
+public:
+ AggCanvas(unsigned int width, unsigned int height);
+
+ virtual T2P::BezierPath *toBezierPath(CanvasItem *item) const;
+
+ // creating canvas items
+ virtual CanvasItem *createRectangle(SVGRectElementImpl *rect);
+ virtual CanvasItem *createEllipse(SVGEllipseElementImpl *ellipse);
+ virtual CanvasItem *createCircle(SVGCircleElementImpl *circle);
+ virtual CanvasItem *createLine(SVGLineElementImpl *line);
+ virtual CanvasItem *createPolyline(SVGPolylineElementImpl *poly);
+ virtual CanvasItem *createPolygon(SVGPolygonElementImpl *poly);
+ virtual CanvasItem *createPath(SVGPathElementImpl *path);
+ virtual CanvasItem *createClipPath(SVGClipPathElementImpl *clippath);
+ virtual CanvasItem *createImage(SVGImageElementImpl *image);
+ virtual CanvasItem *createCanvasMarker(SVGMarkerElementImpl *marker);
+ virtual CanvasItem *createText(SVGTextElementImpl *text);
+ virtual CanvasPaintServer *createPaintServer(SVGElementImpl *pserver);
+
+ virtual void setRenderBufferSize(int w, int h);
+
+ agg::rendering_buffer &buf() { return m_buf; }
+
+ float zoom() const { return m_zoom; }
+
+ agg::rasterizer_scanline_aa<> m_ras;
+
+protected:
+ virtual void setBuffer(unsigned char *buffer);
+
+protected:
+ agg::rendering_buffer m_buf;
+};
+
+};
+
+#endif
diff --git a/ksvg/plugin/backends/agg/AggCanvasFactory.cpp b/ksvg/plugin/backends/agg/AggCanvasFactory.cpp
new file mode 100644
index 00000000..439623ad
--- /dev/null
+++ b/ksvg/plugin/backends/agg/AggCanvasFactory.cpp
@@ -0,0 +1,45 @@
+/*
+ Copyright (C) 2003 KSVG Team
+ 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 <kdebug.h>
+
+#include "AggCanvas.h"
+#include "AggCanvasFactory.h"
+
+using namespace KSVG;
+
+K_EXPORT_COMPONENT_FACTORY(libksvgrendereragg, AggCanvasFactory)
+
+AggCanvasFactory::AggCanvasFactory()
+{
+}
+
+AggCanvasFactory::~AggCanvasFactory()
+{
+}
+
+QObject *AggCanvasFactory::createObject(QObject *, const char *, const char *, const QStringList &args)
+{
+ unsigned int width = (*args.at(1)).toUInt();
+ unsigned int height = (*args.at(0)).toUInt();
+ return new AggCanvas(width, height);
+}
+
+// vim:ts=4:noet
diff --git a/ksvg/plugin/backends/agg/AggCanvasFactory.h b/ksvg/plugin/backends/agg/AggCanvasFactory.h
new file mode 100644
index 00000000..9fb3ffbf
--- /dev/null
+++ b/ksvg/plugin/backends/agg/AggCanvasFactory.h
@@ -0,0 +1,45 @@
+/*
+ Copyright (C) 2003 KSVG Team
+ 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 AGGCANVASFACTORY_H
+#define AGGCANVASFACTORY_H
+
+#include <klibloader.h>
+
+#include "CanvasItem.h"
+#include "KSVGCanvas.h"
+
+namespace KSVG
+{
+
+class AggCanvasFactory : public KLibFactory
+{
+public:
+ AggCanvasFactory();
+ virtual ~AggCanvasFactory();
+
+ virtual QObject *createObject(QObject *parent = 0, const char *pname = 0, const char *name = "QObject", const QStringList &args = QStringList());
+};
+
+};
+
+#endif
+
+/// vim:ts=4:noet
diff --git a/ksvg/plugin/backends/agg/AggCanvasItems.cpp b/ksvg/plugin/backends/agg/AggCanvasItems.cpp
new file mode 100644
index 00000000..4ceb6109
--- /dev/null
+++ b/ksvg/plugin/backends/agg/AggCanvasItems.cpp
@@ -0,0 +1,1747 @@
+/*
+ Copyright (C) 2001-2003 KSVG Team
+ 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 <qimage.h>
+
+#include "SVGPaint.h"
+#include "SVGRectImpl.h"
+#include "SVGAngleImpl.h"
+#include "SVGPaintImpl.h"
+#include "SVGMatrixImpl.h"
+#include "SVGUnitTypes.h"
+#include "SVGHelperImpl.h"
+#include "SVGDocumentImpl.h"
+#include "SVGPointListImpl.h"
+#include "SVGMarkerElement.h"
+#include "SVGMarkerElementImpl.h"
+#include "SVGSVGElementImpl.h"
+#include "SVGPathSegListImpl.h"
+#include "SVGAnimatedRectImpl.h"
+#include "SVGAnimatedAngleImpl.h"
+#include "SVGAnimatedLengthImpl.h"
+#include "SVGPolygonElementImpl.h"
+#include "SVGClipPathElementImpl.h"
+#include "SVGPolylineElementImpl.h"
+#include "SVGStopElementImpl.h"
+#include "SVGGradientElement.h"
+#include "SVGGradientElementImpl.h"
+#include "SVGLinearGradientElementImpl.h"
+#include "SVGRadialGradientElementImpl.h"
+#include "SVGPatternElementImpl.h"
+#include "SVGAnimatedNumberImpl.h"
+#include "SVGAnimatedLengthListImpl.h"
+#include "SVGAnimatedEnumerationImpl.h"
+#include "SVGAnimatedStringImpl.h"
+#include "SVGPreserveAspectRatioImpl.h"
+#include "SVGAnimatedPreserveAspectRatioImpl.h"
+#include "SVGAnimatedTransformListImpl.h"
+#include "SVGTransformListImpl.h"
+#include "SVGUnitConverter.h"
+
+#include "Glyph.h"
+#include "Converter.h"
+#include "KSVGTextChunk.h"
+
+#include "agg_rasterizer_scanline_aa.h"
+#include "agg_scanline_u.h"
+#include "agg_scanline_p.h"
+#include "agg_bounding_rect.h"
+#include "agg_ellipse.h"
+#include "agg_span_image_filter_rgba32.h"
+#include "agg_color_rgba8.h"
+#include "agg_gray8.h"
+#include "agg_span_gradient.h"
+#include "agg_span_interpolator_linear.h"
+#include "agg_span_pattern_rgba32.h"
+#include "agg_renderer_scanline.h"
+
+#include "AggCanvas.h"
+#include "AggCanvasItems.h"
+
+extern "C"
+{
+/* These are in KSVGHelper.cpp */
+int linearRGBFromsRGB(int sRGB8bit);
+int sRGBFromLinearRGB(int linearRGB8bit);
+}
+
+struct color_function_profile
+{
+ color_function_profile() {}
+ color_function_profile(const agg::rgba8 *colors) :
+ m_colors(colors) {}
+
+ const agg::rgba8& operator [] (unsigned v) const
+ {
+ return m_colors[v];
+ }
+
+ const agg::rgba8 *m_colors;
+};
+
+using namespace KSVG;
+
+// agg2 helpers
+
+agg::vcgen_stroke::line_cap_e toAggLineCap(PathStrokeCapType cap)
+{
+ if(cap == PATH_STROKE_CAP_BUTT)
+ return agg::vcgen_stroke::butt_cap;
+ else if(cap == PATH_STROKE_CAP_ROUND)
+ return agg::vcgen_stroke::round_cap;
+ else
+ return agg::vcgen_stroke::square_cap;
+}
+
+template<class Source>
+stroke<Source>::stroke(Source& src, KSVG::SVGStylableImpl *style) : m_s(src)
+{
+ m_s.width(style->getStrokeWidth()->baseVal()->value());
+ m_s.line_join((agg::vcgen_stroke::line_join_e)style->getJoinStyle());
+ m_s.miter_limit(style->getStrokeMiterlimit());
+ m_s.line_cap(toAggLineCap(style->getCapStyle()));
+}
+
+template<class Source>
+dash_stroke<Source>::dash_stroke(Source& src, KSVG::SVGStylableImpl *style) : m_d(src), m_ds(m_d)
+{
+ unsigned int dashLength = style->getDashArray() ? style->getDashArray()->baseVal()->numberOfItems() : 0;
+ // there are dashes to be rendered
+ unsigned int count = (dashLength % 2) == 0 ? dashLength : dashLength * 2;
+ for(unsigned int i = 0; i < count; i += 2)
+ m_d.add_dash(style->getDashArray()->baseVal()->getItem(i % dashLength)->value(),
+ style->getDashArray()->baseVal()->getItem((i + 1) % dashLength)->value());
+ m_d.dash_start(style->getDashOffset()->baseVal()->value());
+ m_ds.width(style->getStrokeWidth()->baseVal()->value());
+ m_ds.line_join((agg::vcgen_stroke::line_join_e)style->getJoinStyle());
+ m_ds.miter_limit(style->getStrokeMiterlimit());
+ m_ds.line_cap(toAggLineCap(style->getCapStyle()));
+}
+
+template<class Source>
+dash_stroke_simple<Source>::dash_stroke_simple(Source& src, KSVG::SVGStylableImpl *style)
+{
+ //if(style->isStroked() && style->getStrokeWidth()->baseVal()->value() > 0)
+ //{
+ unsigned int dashLength = style->getDashArray() ? style->getDashArray()->baseVal()->numberOfItems() : 0;
+ if(dashLength > 0)
+ impl = new dash_stroke<Source>(src, style);
+ else
+ impl = new stroke<Source>(src, style);
+ //}
+ //else
+ //impl = 0;
+}
+
+void renderPathSolid(AggCanvas *canvas, const agg::rgba8 &color)
+{
+ agg::scanline_p8 sl;
+ if(canvas->nrChannels() == 3)
+ {
+ typedef agg::pixfmt_rgb24 pixfmt;
+ typedef agg::renderer_base<pixfmt> renderer_base;
+ typedef agg::renderer_scanline_p_solid<renderer_base> renderer_solid;
+
+ pixfmt pixf(canvas->buf());
+ renderer_base rb(pixf);
+ renderer_solid ren(rb);
+
+ ren.color(color);
+ canvas->m_ras.render(sl, ren);
+ }
+ else
+ {
+ typedef agg::pixfmt_rgba32 pixfmt;
+ typedef agg::renderer_base<pixfmt> renderer_base;
+ typedef agg::renderer_scanline_p_solid<renderer_base> renderer_solid;
+
+ pixfmt pixf(canvas->buf());
+ renderer_base rb(pixf);
+ renderer_solid ren(rb);
+
+ ren.color(color);
+ canvas->m_ras.render(sl, ren);
+ }
+}
+
+// #####
+
+BezierPathAggStroked::BezierPathAggStroked(SVGStylableImpl *style)
+: T2P::BezierPathAgg(), m_curved_trans_clipped(m_curved_trans), m_curved_stroked(m_curved, style), m_curved_stroked_trans(m_curved_stroked, m_transform), m_curved_stroked_trans_clipped(m_curved_stroked_trans), m_style(style)
+{
+}
+
+BezierPathAggStroked::BezierPathAggStroked(const T2P::BezierPathAgg &other, SVGStylableImpl *style)
+: T2P::BezierPathAgg(other), m_curved_trans_clipped(m_curved_trans), m_curved_stroked(m_curved, style), m_curved_stroked_trans(m_curved_stroked, m_transform), m_curved_stroked_trans_clipped(m_curved_stroked_trans), m_style(style)
+{
+}
+
+AggShape::AggShape(AggCanvas *c, SVGStylableImpl *style) : CanvasItem(), BezierPathAggStroked(style), m_canvas(c)
+{
+ m_context = NORMAL;
+ m_fillPainter = 0;
+ m_strokePainter = 0;
+}
+
+AggShape::~AggShape()
+{
+ freeSVPs();
+ delete m_fillPainter;
+ delete m_strokePainter;
+}
+
+QRect AggShape::bbox() const
+{
+ return m_bbox;
+}
+
+bool AggShape::fillContains(const QPoint &p)
+{
+ agg::rasterizer_scanline_aa<> ras;
+ ras.filling_rule(m_style->getFillRule() == RULE_EVENODD ? agg::fill_even_odd : agg::fill_non_zero);
+ ras.add_path(m_curved_trans);
+ bool b = ras.hit_test(p.x(), p.y());
+ return b;
+}
+
+bool AggShape::strokeContains(const QPoint &p)
+{
+ agg::rasterizer_scanline_aa<> ras;
+ ras.add_path(m_curved_stroked_trans);
+ bool b = ras.hit_test(p.x(), p.y());
+ return b;
+}
+
+void AggShape::update(CanvasItemUpdate reason, int param1, int param2)
+{
+ if(reason == UPDATE_STYLE)
+ {
+ if(!m_fillPainter || !m_strokePainter)
+ AggShape::init();
+ if(m_fillPainter)
+ m_fillPainter->update(m_style);
+ if(m_strokePainter)
+ m_strokePainter->update(m_style);
+ m_canvas->invalidate(this, false);
+ }
+ else if(reason == UPDATE_TRANSFORM)
+ {
+ freeSVPs();
+ init();
+ m_canvas->invalidate(this, true);
+ }
+ else if(reason == UPDATE_ZOOM)
+ init();
+ else if(reason == UPDATE_PAN)
+ {
+ agg::trans_affine mtx(1, 0, 0, 1, param1, param2);
+ m_transform *= mtx;
+ }
+ else if(reason == UPDATE_LINEWIDTH)
+ {
+ init();
+ m_canvas->invalidate(this, true);
+ }
+}
+
+void AggShape::draw(SVGShapeImpl *shape)
+{
+ if(!m_referenced && (!m_style->getVisible() || !m_style->getDisplay() || !shape->directRender()))
+ return;
+
+ //if(!m_strokeSVP && (!m_fillSVP || !m_style->isFilled()))
+ // init();
+ agg::rect cb;
+ if(m_canvas->nrChannels() == 3)
+ {
+ agg::pixfmt_rgb24 pixf(m_canvas->buf());
+ agg::renderer_base<agg::pixfmt_rgb24> rb(pixf);
+ cb = rb.clip_box();
+ }
+ else
+ {
+ agg::pixfmt_rgba32 pixf(m_canvas->buf());
+ agg::renderer_base<agg::pixfmt_rgba32> rb(pixf);
+ cb = rb.clip_box();
+ }
+
+ m_curved_trans_clipped.clip_box(cb.x1, cb.y1, cb.x2 + 1, cb.y2 + 1);
+ m_curved_stroked_trans_clipped.clip_box(cb.x1, cb.y1, cb.x2 + 1, cb.y2 + 1);
+
+ double x1, y1, x2, y2;
+ agg::bounding_rect(m_curved_trans, *this, 0, 1, &x1, &y1, &x2, &y2);
+ m_bbox = QRect(int(x1), int(y1), int(x2 - x1), int(y2 - y1));
+
+ m_curved.approximation_scale(pow(m_transform.scale(), 0.75));
+
+ if(m_fillPainter)
+ m_fillPainter->draw(m_canvas, m_curved_trans, m_style, shape);
+ if(m_strokePainter)
+ m_strokePainter->draw(m_canvas, m_curved_stroked_trans, m_style, shape);
+}
+
+bool AggShape::isVisible(SVGShapeImpl *shape)
+{
+ return m_referenced || (m_style->getVisible() && m_style->getDisplay() && shape->directRender());
+}
+
+void AggShape::calcSVPs(const SVGMatrixImpl *matrix)
+{
+ // transform
+ m_transform = agg::trans_affine(matrix->a(), matrix->b(), matrix->c(), matrix->d(), matrix->e(), matrix->f());
+
+ double x1, y1, x2, y2;
+ agg::bounding_rect(m_curved_trans, *this, 0, 1, &x1, &y1, &x2, &y2);
+ m_bbox = QRect(int(x1), int(y1), int(x2 - x1), int(y2 - y1));
+}
+
+void AggShape::init(const SVGMatrixImpl *)
+{
+}
+
+void AggShape::init()
+{
+ if(m_style->isFilled())
+ {
+ if(m_fillPainter == 0)
+ m_fillPainter = new AggFillPaintServer(m_style);
+ }
+ else
+ {
+ delete m_fillPainter;
+ m_fillPainter = 0;
+ }
+
+ // Spec: A zero value causes no stroke to be painted.
+ if(m_style->isStroked() && m_style->getStrokeWidth()->baseVal()->value() > 0)
+ {
+ if(m_strokePainter == 0)
+ m_strokePainter = new AggStrokePaintServer(m_style);
+ }
+ else
+ {
+ delete m_strokePainter;
+ m_strokePainter = 0;
+ }
+}
+
+void AggShape::freeSVPs()
+{
+ m_storage.remove_all();
+}
+
+// #####
+
+AggStrokePaintServer::AggStrokePaintServer(SVGStylableImpl *style)
+{
+ update(style);
+}
+
+void AggStrokePaintServer::update(SVGStylableImpl *style)
+{
+ if(style->getStrokeColor()->paintType() != SVG_PAINTTYPE_URI)
+ {
+ QColor qcolor;
+ if(style->getStrokeColor()->paintType() == SVG_PAINTTYPE_CURRENTCOLOR)
+ qcolor = style->getColor()->rgbColor().color();
+ else
+ qcolor = style->getStrokeColor()->rgbColor().color();
+
+ short opacity = static_cast<short>(style->getStrokeOpacity() * style->getOpacity() * 255);
+
+ // Spec: clamping
+ opacity = opacity < 0 ? 0 : opacity;
+ opacity = opacity > 255 ? 255 : opacity;
+
+ m_color = agg::rgba8(qcolor.red(), qcolor.green(), qcolor.blue());
+ m_color.opacity(style->getStrokeOpacity() * style->getOpacity());
+ }
+}
+
+template<class VertexSource>
+void AggStrokePaintServer::draw(AggCanvas *canvas, VertexSource &vs, SVGStylableImpl *style, SVGShapeImpl *shape)
+{
+ canvas->m_ras.reset();
+ if(style->getStrokeColor()->paintType() == SVG_PAINTTYPE_URI)
+ {
+ AggPaintServer *pserver = static_cast<AggPaintServer *>(SVGPaintServerImpl::paintServer(shape->ownerDoc(), style->getStrokeColor()->uri().string()));
+ if(!pserver) return;
+ pserver->setBBoxTarget(shape);
+
+ // TODO : Clipping
+ if(!pserver->finalized())
+ pserver->finalizePaintServer();
+ canvas->m_ras.add_path(vs);
+ pserver->render(canvas);
+ }
+ else
+ {
+ canvas->m_ras.add_path(vs);
+ renderPathSolid(canvas, m_color);
+ }
+}
+
+AggFillPaintServer::AggFillPaintServer(SVGStylableImpl *style)
+{
+ update(style);
+}
+
+void AggFillPaintServer::update(SVGStylableImpl *style)
+{
+ if(style->getFillColor()->paintType() != SVG_PAINTTYPE_URI)
+ {
+ QColor qcolor;
+ if(style->getFillColor()->paintType() == SVG_PAINTTYPE_CURRENTCOLOR)
+ qcolor = style->getColor()->rgbColor().color();
+ else
+ qcolor = style->getFillColor()->rgbColor().color();
+
+ short opacity = static_cast<short>(style->getFillOpacity() * style->getOpacity() * 255);
+
+ // Spec: clamping
+ opacity = opacity < 0 ? 0 : opacity;
+ opacity = opacity > 255 ? 255 : opacity;
+
+ m_color = agg::rgba8(qcolor.red(), qcolor.green(), qcolor.blue());
+ m_color.opacity(style->getFillOpacity() * style->getOpacity());
+ }
+}
+
+template<class VertexSource>
+void AggFillPaintServer::draw(AggCanvas *canvas, VertexSource &vs, SVGStylableImpl *style, SVGShapeImpl *shape)
+{
+ canvas->m_ras.reset();
+ if(style->getFillColor()->paintType() == SVG_PAINTTYPE_URI)
+ {
+ AggPaintServer *pserver = static_cast<AggPaintServer *>(SVGPaintServerImpl::paintServer(shape->ownerDoc(), style->getFillColor()->uri().string()));
+ if(!pserver) return;
+ pserver->setBBoxTarget(shape);
+
+ // TODO : Clipping
+ if(!pserver->finalized())
+ pserver->finalizePaintServer();
+ canvas->m_ras.add_path(vs);
+ pserver->render(canvas);
+ }
+ else
+ {
+ canvas->m_ras.filling_rule(style->getFillRule() == RULE_EVENODD ? agg::fill_even_odd : agg::fill_non_zero);
+ canvas->m_ras.add_path(vs);
+ renderPathSolid(canvas, m_color);
+ }
+}
+
+// #####
+
+AggRectangle::AggRectangle(AggCanvas *c, SVGRectElementImpl *rect)
+: AggShape(c, rect), m_rect(rect)
+{
+ init();
+}
+
+void AggRectangle::draw()
+{
+ if(isVisible())
+ AggShape::draw(m_rect);
+}
+
+bool AggRectangle::isVisible()
+{
+ // Spec: a value of zero disables rendering
+ return AggShape::isVisible(m_rect) && m_rect->width()->baseVal()->value() > 0 && m_rect->height()->baseVal()->value() > 0;
+}
+
+void AggRectangle::init()
+{
+ init(m_rect->screenCTM());
+}
+
+void AggRectangle::init(const SVGMatrixImpl *screenCTM)
+{
+ AggShape::init();
+ if(m_storage.total_vertices() == 0)
+ {
+ double x = m_rect->x()->baseVal()->value();
+ double y = m_rect->y()->baseVal()->value();
+ double width = m_rect->width()->baseVal()->value();
+ double height = m_rect->height()->baseVal()->value();
+ double rx = m_rect->rx()->baseVal()->value();
+ double ry = m_rect->ry()->baseVal()->value();
+
+ // Spec: If there is no rx or ry specified, draw a normal rect
+ if(rx == -1 && ry == -1)
+ {
+ m_storage.move_to(x, y);
+ m_storage.line_to(x + width, y);
+ m_storage.line_to(x + width, y + height);
+ m_storage.line_to(x, y + height);
+ }
+ else
+ {
+ int i = 0;
+
+ // Spec: If rx isn't specified, but ry, set rx to ry
+ if(rx == -1)
+ rx = ry;
+
+ // Spec: If ry isn't specified, but rx, set ry to rx
+ if(ry == -1)
+ ry = rx;
+
+ // Spec: If rx is greater than half of the width of the rectangle
+ // then set rx to half of the width
+ if(rx > width / 2)
+ rx = width / 2;
+
+ // Spec: If ry is greater than half of the height of the rectangle
+ // then set ry to half of the height
+ if(ry > height / 2)
+ ry = height / 2;
+
+ m_storage.move_to(x + rx, y);
+
+ i++;
+ m_storage.curve4(x + rx * (1 - 0.552), y, x, y + ry * (1 - 0.552), x, y + ry);
+ i++;
+ if(ry < height / 2)
+ {
+ m_storage.line_to(x, y + height - ry);
+ i++;
+ }
+ m_storage.curve4(x, y + height - ry * (1 - 0.552), x + rx * (1 - 0.552), y + height, x + rx, y + height);
+ i++;
+ if(rx < width / 2)
+ {
+ m_storage.line_to(x + width - rx, y + height);
+ i++;
+ }
+ m_storage.curve4(x + width - rx * (1 - 0.552), y + height, x + width, y + height - ry * (1 - 0.552), x + width, y + height - ry);
+ i++;
+ if(ry < height / 2)
+ {
+ m_storage.line_to(x + width, y + ry);
+ i++;
+ }
+ m_storage.curve4(x + width, y + ry * (1 - 0.552), x + width - rx * (1 - 0.552), y, x + width - rx, y);
+ i++;
+ if(rx < width / 2)
+ {
+ m_storage.line_to(x + rx, y);
+ i++;
+ }
+ }
+ m_storage.close_polygon();
+ }
+ //if(m_context == NORMAL)
+ calcSVPs(screenCTM);
+ //else
+ // calcClipSVP(vec, m_rect, screenCTM, &m_fillSVP);
+}
+
+// #####
+
+AggEllipse::AggEllipse(AggCanvas *c, SVGEllipseElementImpl *ellipse)
+: AggShape(c, ellipse), m_ellipse(ellipse)
+{
+ init();
+}
+
+void AggEllipse::draw()
+{
+ if(isVisible())
+ AggShape::draw(m_ellipse);
+}
+
+bool AggEllipse::isVisible()
+{
+ // Spec: dont render when rx and/or ry is zero
+ return AggShape::isVisible(m_ellipse) && m_ellipse->rx()->baseVal()->value() > 0 && m_ellipse->ry()->baseVal()->value() > 0;
+}
+
+void AggEllipse::init()
+{
+ init(m_ellipse->screenCTM());
+}
+
+void AggEllipse::init(const SVGMatrixImpl *screenCTM)
+{
+ AggShape::init();
+ if(m_storage.total_vertices() == 0)
+ {
+ double rx = m_ellipse->rx()->baseVal()->value();
+ double ry = m_ellipse->ry()->baseVal()->value();
+ double cx = m_ellipse->cx()->baseVal()->value();
+ double cy = m_ellipse->cy()->baseVal()->value();
+
+ agg::ellipse ell(cx, cy, rx, ry, 100);
+ ell.rewind(0);
+ double x, y;
+ unsigned int cmd;
+ while((cmd = ell.vertex(&x, &y)) != agg::path_cmd_stop)
+ m_storage.add_vertex(x, y, cmd);
+ m_storage.close_polygon();
+ }
+ //if(m_context == NORMAL)
+ calcSVPs(screenCTM);
+ //else
+ // calcClipSVP(vec2, m_ellipse, screenCTM, &m_fillSVP);
+}
+
+// #####
+
+AggCircle::AggCircle(AggCanvas *c, SVGCircleElementImpl *circle)
+: AggShape(c, circle), m_circle(circle)
+{
+ init();
+}
+
+void AggCircle::draw()
+{
+ if(isVisible())
+ AggShape::draw(m_circle);
+}
+
+bool AggCircle::isVisible()
+{
+ // Spec: a value of zero disables rendering
+ return AggShape::isVisible(m_circle) && m_circle->r()->baseVal()->value() > 0;
+}
+
+void AggCircle::init()
+{
+ init(m_circle->screenCTM());
+}
+
+void AggCircle::init(const SVGMatrixImpl *screenCTM)
+{
+ AggShape::init();
+ if(m_storage.total_vertices() == 0)
+ {
+ double r = m_circle->r()->baseVal()->value();
+ double cx = m_circle->cx()->baseVal()->value();
+ double cy = m_circle->cy()->baseVal()->value();
+
+ agg::ellipse ell(cx, cy, r, r, 100);
+ ell.rewind(0);
+ double x, y;
+ unsigned int cmd;
+ while((cmd = ell.vertex(&x, &y)) != agg::path_cmd_stop)
+ m_storage.add_vertex(x, y, cmd);
+ m_storage.close_polygon();
+ }
+ //if(m_context == NORMAL)
+ calcSVPs(screenCTM);
+ //else
+ // calcClipSVP(vec2, m_ellipse, screenCTM, &m_fillSVP);
+}
+
+// #####
+
+AggLine::AggLine(AggCanvas *c, SVGLineElementImpl *line)
+: AggShape(c, line), MarkerHelper(), m_line(line)
+{
+ init();
+}
+
+AggLine::~AggLine()
+{
+}
+
+void AggLine::draw()
+{
+ if(isVisible())
+ {
+ // transform ( zoom?)
+ //agg::trans_affine transform = m_transform;
+ //agg::trans_affine mtx(m_canvas->zoom(), 0, 0, m_canvas->zoom(), m_canvas->pan().x(), m_canvas->pan().y());
+ //m_transform *= mtx;
+ //m_curved.approximation_scale(pow(m_transform.scale(), 0.75));
+
+ if(m_style->isStroked())
+ {
+ m_canvas->m_ras.reset();
+ m_canvas->m_ras.add_path(m_curved_stroked_trans);
+ QColor qcolor;
+ if(m_style->getStrokeColor()->paintType() == SVG_PAINTTYPE_CURRENTCOLOR)
+ qcolor = m_style->getColor()->rgbColor().color();
+ else
+ qcolor = m_style->getStrokeColor()->rgbColor().color();
+ agg::rgba8 color(qcolor.red(), qcolor.green(), qcolor.blue());
+ color.opacity(m_style->getStrokeOpacity() * m_style->getOpacity());
+ renderPathSolid(m_canvas, color);
+ }
+ //m_transform = transform;
+
+ if(m_line->hasMarkers())
+ {
+ double x1 = m_line->x1()->baseVal()->value();
+ double y1 = m_line->y1()->baseVal()->value();
+ double x2 = m_line->x2()->baseVal()->value();
+ double y2 = m_line->y2()->baseVal()->value();
+ double slope = SVGAngleImpl::todeg(atan2(y2 - y1, x2 - x1));
+
+ if(m_line->hasStartMarker())
+ doStartMarker(m_line, m_line, x1, y1, slope);
+ if(m_line->hasEndMarker())
+ doEndMarker(m_line, m_line, x2, y2, slope);
+ }
+ }
+}
+
+bool AggLine::isVisible()
+{
+ return AggShape::isVisible(m_line);
+}
+
+void AggLine::init()
+{
+ init(m_line->screenCTM());
+}
+
+void AggLine::init(const SVGMatrixImpl *screenCTM)
+{
+ AggShape::init();
+ if(m_storage.total_vertices() == 0)
+ {
+ m_storage.move_to(m_line->x1()->baseVal()->value(), m_line->y1()->baseVal()->value());
+ // A subpath consisting of a moveto and lineto to the same exact location or a subpath consisting of a moveto
+ // and a closepath will be stroked only if the 'stroke-linecap' property is set to "round", producing a circle
+ // centered at the given point.
+ double x2 = m_line->x2()->baseVal()->value();
+ double y2 = m_line->y2()->baseVal()->value();
+ if(x2 == m_line->x1()->baseVal()->value() && y2 == m_line->y1()->baseVal()->value() && m_line->getCapStyle() == PATH_STROKE_CAP_ROUND)
+ m_storage.line_to(x2 + .5, y2);
+ else
+ m_storage.line_to(x2, y2);
+ }
+ //if(m_context == NORMAL)
+ calcSVPs(screenCTM);
+ //else
+ // calcClipSVP(polyline, m_poly, screenCTM, &m_fillSVP);
+}
+
+// #####
+AggPoly::AggPoly(AggCanvas *c, SVGPolyElementImpl *poly)
+: AggShape(c, poly), MarkerHelper(), m_poly(poly)
+{
+}
+
+AggPoly::~AggPoly()
+{
+}
+
+void AggPoly::init()
+{
+ init(m_poly->screenCTM());
+}
+
+void AggPoly::draw()
+{
+ if(isVisible())
+ {
+ AggShape::draw(m_poly);
+
+ if(m_poly->hasMarkers())
+ m_poly->drawMarkers();
+ }
+}
+
+bool AggPoly::isVisible()
+{
+ return AggShape::isVisible(m_poly);
+}
+
+// #####
+AggPolyline::AggPolyline(AggCanvas *c, SVGPolylineElementImpl *poly)
+: AggPoly(c, poly)
+{
+ AggPoly::init();
+}
+
+AggPolyline::~AggPolyline()
+{
+}
+
+void AggPolyline::init(const SVGMatrixImpl *screenCTM)
+{
+ AggShape::init();
+ if(m_storage.total_vertices() == 0)
+ {
+ unsigned int numberOfPoints = m_poly->points()->numberOfItems();
+
+ if(numberOfPoints < 1)
+ return;
+
+ m_storage.move_to(m_poly->points()->getItem(0)->x(), m_poly->points()->getItem(0)->y());
+
+ // A subpath consisting of a moveto and lineto to the same exact location or a subpath consisting of a moveto
+ // and a closepath will be stroked only if the 'stroke-linecap' property is set to "round", producing a circle
+ // centered at the given point.
+ if(numberOfPoints == 2)
+ {
+ double x1 = m_poly->points()->getItem(1)->x();
+ double y1 = m_poly->points()->getItem(1)->y();
+ if(x1 == m_poly->points()->getItem(0)->x() && y1 == m_poly->points()->getItem(0)->y() && m_poly->getCapStyle() == PATH_STROKE_CAP_ROUND)
+ m_storage.line_to(m_poly->points()->getItem(1)->x() + .5, m_poly->points()->getItem(1)->y());
+ else
+ m_storage.line_to(m_poly->points()->getItem(1)->x(), m_poly->points()->getItem(1)->y());
+ }
+ else
+ {
+ unsigned int index;
+ for(index = 1; index < numberOfPoints; index++)
+ m_storage.line_to(m_poly->points()->getItem(index)->x(), m_poly->points()->getItem(index)->y());
+ }
+ }
+ //if(m_context == NORMAL)
+ calcSVPs(screenCTM);
+ //else
+ // calcClipSVP(polyline, m_poly, screenCTM, &m_fillSVP);
+}
+
+// #####
+
+AggPolygon::AggPolygon(AggCanvas *c, SVGPolygonElementImpl *poly)
+: AggPoly(c, poly)
+{
+ AggPoly::init();
+}
+
+AggPolygon::~AggPolygon()
+{
+}
+
+void AggPolygon::init(const SVGMatrixImpl *screenCTM)
+{
+ AggShape::init();
+ if(m_storage.total_vertices() == 0)
+ {
+ int numberOfPoints = m_poly->points()->numberOfItems();
+
+ if(numberOfPoints < 1)
+ return;
+
+ m_storage.move_to(m_poly->points()->getItem(0)->x(), m_poly->points()->getItem(0)->y());
+
+ int index;
+ for(index = 1; index < numberOfPoints; index++)
+ m_storage.line_to(m_poly->points()->getItem(index)->x(), m_poly->points()->getItem(index)->y());
+
+ m_storage.line_to(m_poly->points()->getItem(0)->x(), m_poly->points()->getItem(0)->y());
+ m_storage.close_polygon();
+ }
+ //if(m_context == NORMAL)
+ calcSVPs(screenCTM);
+ //else
+ // calcClipSVP(polygon, m_poly, screenCTM, &m_fillSVP);
+}
+
+// #####
+
+AggPath::AggPath(AggCanvas *c, SVGPathElementImpl *path)
+: AggShape(c, path), SVGPathParser(), MarkerHelper(), m_path(path)
+{
+ init();
+}
+
+AggPath::~AggPath()
+{
+}
+
+void AggPath::draw()
+{
+ AggShape::draw(m_path);
+
+ if(m_path->hasMarkers())
+ {
+ SVGPathElementImpl::MarkerData markers = m_path->markerData();
+ int numMarkers = markers.numMarkers();
+
+ if(m_path->hasStartMarker())
+ doStartMarker(m_path, m_path, markers.marker(0).x, markers.marker(0).y, markers.marker(0).angle);
+
+ for(int i = 1; i < numMarkers - 1; i++)
+ {
+ if(m_path->hasMidMarker())
+ doMidMarker(m_path, m_path, markers.marker(i).x, markers.marker(i).y, markers.marker(i).angle);
+ }
+
+ if(m_path->hasEndMarker())
+ doEndMarker(m_path, m_path, markers.marker(numMarkers - 1).x, markers.marker(numMarkers - 1).y, markers.marker(numMarkers - 1).angle);
+ }
+}
+
+bool AggPath::isVisible()
+{
+ return AggShape::isVisible(m_path);
+}
+
+void AggPath::init()
+{
+ init(m_path->screenCTM());
+}
+
+void AggPath::init(const SVGMatrixImpl *screenCTM)
+{
+ AggShape::init();
+ if(m_storage.total_vertices() == 0)
+ {
+ if(!m_path->getAttribute("d").string().isEmpty())
+ {
+ m_storage.start_new_path();
+ parseSVG(m_path->getAttribute("d").string(), true);
+
+ // A subpath consisting of a moveto and lineto to the same exact location or a subpath consisting of a moveto
+ // and a closepath will be stroked only if the 'stroke-linecap' property is set to "round", producing a circle
+ // centered at the given point.
+ if(m_storage.total_vertices() == 2 && agg::is_line_to(m_storage.command(1)))
+ {
+ double x1, y1;
+ double x2, y2;
+ m_storage.vertex(0, &x1, &y1);
+ m_storage.vertex(1, &x2, &y2);
+ if(x1 == x2 && y1 == y2 && m_path->getCapStyle() == PATH_STROKE_CAP_ROUND)
+ m_storage.modify_vertex(1, x2 + .5, y2);
+ }
+ // TODO : handle filled paths that are not closed explicitly
+ }
+ }
+
+ // There are pure-moveto paths which reference paint servers *bah*
+ // Do NOT render them
+ bool dontrender = m_storage.total_vertices() == 1 && agg::is_move_to((*m_storage.begin()).cmd);
+ if(!dontrender && m_context == NORMAL)
+ calcSVPs(screenCTM);
+ //else
+ // calcClipSVP(ksvg_art_bez_path_to_vec(m_array.data(), 0.25), m_path, screenCTM, &m_fillSVP);
+}
+
+void AggPath::svgMoveTo(double x1, double y1, bool, bool)
+{
+ m_storage.move_to(x1, y1);
+}
+
+void AggPath::svgLineTo(double x1, double y1, bool)
+{
+ m_storage.line_to(x1, y1);
+}
+
+void AggPath::svgCurveToCubic(double x1, double y1, double x2, double y2, double x3, double y3, bool)
+{
+ m_storage.curve4(x1, y1, x2, y2, x3, y3);
+}
+
+void AggPath::svgClosePath()
+{
+ m_storage.close_polygon();
+}
+
+// #####
+
+AggMarker::AggMarker(AggCanvas *c, SVGMarkerElementImpl *marker)
+: CanvasMarker(marker), m_canvas(c)//, m_clippingRectangle(0)
+{
+}
+
+AggMarker::~AggMarker()
+{
+ //if(m_clippingRectangle)
+ // art_svp_free(m_clippingRectangle);
+}
+
+void AggMarker::init()
+{
+}
+
+void AggMarker::draw()
+{
+}
+
+void AggMarker::draw(SVGShapeImpl * /*obj*/, int /*x*/, int /*y*/, float /*lwidth*/, double /*angle*/)
+{
+}
+
+// #####
+
+AggImage::AggImage(AggCanvas *c, SVGImageElementImpl *image)
+: m_canvas(c), m_image(image)
+{
+}
+
+AggImage::~AggImage()
+{
+}
+
+void AggImage::draw()
+{
+ if(isVisible())
+ {
+ //KSVGPolygon clippingPolygon = m_image->clippingShape();
+
+ QImage *img = m_image->image();
+ if(!img) return;
+ QImage image = m_image->scaledImage();
+ agg::rendering_buffer source_buffer;
+ source_buffer.attach(image.bits(), image.width(), image.height(), image.width() * 4);
+
+ typedef agg::pixfmt_rgb24 pixfmt;
+ typedef agg::renderer_base<pixfmt> renderer_base;
+
+ pixfmt pixf(m_canvas->buf());
+ renderer_base rb(pixf);
+
+ typedef agg::span_interpolator_linear<> interpolator_type;
+ typedef agg::span_image_filter_rgba32_bilinear<agg::order_bgra32, interpolator_type> span_gen_type;
+ typedef agg::renderer_scanline_u<renderer_base, span_gen_type> renderer_type;
+ SVGMatrixImpl *ctm = m_image->scaledImageMatrix();
+ agg::trans_affine img_mtx(ctm->a(), ctm->b(), ctm->c(), ctm->d(), ctm->e(), ctm->f());
+ kdDebug() << "ctm->e() : " << ctm->e() << endl;
+ kdDebug() << "ctm->f() : " << ctm->f() << endl;
+ double x1 = 0;
+ double y1 = 0;
+ double x2 = image.width();
+ double y2 = image.height();
+ img_mtx.transform(&x1, &y1);
+ img_mtx.transform(&x2, &y2);
+ img_mtx.invert();
+
+ interpolator_type interpolator(img_mtx);
+ agg::span_allocator<agg::rgba8> sa;
+ span_gen_type sg(sa, source_buffer, agg::rgba(1, 1, 1, 0), interpolator);
+ renderer_type ri(rb, sg);
+
+ agg::scanline_u8 sl;
+
+ //rb.reset_clipping(true);
+ // Clip image against buffer
+ agg::path_storage viewp;
+ viewp.move_to(x1, y1);
+ viewp.line_to(x1, y2);
+ viewp.line_to(x2, y2);
+ viewp.line_to(x2, y1);
+ viewp.close_polygon();
+ m_canvas->m_ras.add_path(viewp);
+ m_canvas->m_ras.render(sl, ri);
+
+ ctm->deref();
+ }
+}
+
+bool AggImage::isVisible()
+{
+ return (m_referenced || (m_image->getVisible() && m_image->getDisplay() && m_image->directRender())) && m_image->image();
+}
+
+void AggImage::init()
+{
+}
+
+QRect AggImage::bbox() const
+{
+ QRect bbox(static_cast<int>(m_image->x()->baseVal()->value()),
+ static_cast<int>(m_image->y()->baseVal()->value()),
+ static_cast<int>(m_image->width()->baseVal()->value()),
+ static_cast<int>(m_image->height()->baseVal()->value()));
+
+
+ return SVGHelperImpl::fromUserspace(m_image, bbox);
+}
+
+// #####
+
+AggText::AggText(AggCanvas *c, SVGTextElementImpl *text)
+: CanvasText(text), m_canvas(c)
+{
+ init();
+ m_drawItems.setAutoDelete(true);
+}
+
+AggText::~AggText()
+{
+}
+
+bool AggText::fillContains(const QPoint &p)
+{
+ QPtrListIterator<SVPElement> it(m_drawItems);
+
+ SVPElement *fill = it.current();
+ while(fill)
+ {
+ if(fill->svp)
+ {
+ agg::rasterizer_scanline_aa<> ras;
+ ras.filling_rule(fill->element->getFillRule() == RULE_EVENODD ? agg::fill_even_odd : agg::fill_non_zero);
+ ras.add_path(fill->svp->m_curved_trans);
+ if(ras.hit_test(p.x(), p.y()))
+ return true;
+ }
+
+ fill = ++it;
+ }
+
+ return false;
+}
+
+bool AggText::strokeContains(const QPoint &p)
+{
+ QPtrListIterator<SVPElement> it(m_drawItems);
+
+ SVPElement *stroke = it.current();
+ while(stroke)
+ {
+ if(stroke->svp)
+ {
+ agg::rasterizer_scanline_aa<> ras;
+ ras.filling_rule(stroke->element->getFillRule() == RULE_EVENODD ? agg::fill_even_odd : agg::fill_non_zero);
+ ras.add_path(stroke->svp->m_curved_stroked_trans);
+ if(ras.hit_test(p.x(), p.y()))
+ return true;
+ }
+
+ stroke = ++it;
+ }
+
+ return false;
+}
+
+QRect AggText::bbox() const
+{
+ QRect result, rect;
+
+ QPtrListIterator<SVPElement> it(m_drawItems);
+
+ SVPElement *elem = it.current();
+ while(elem)
+ {
+ double x1, y1, x2, y2;
+ if(elem && elem->svp)
+ {
+ if(agg::bounding_rect(elem->svp->m_curved_trans, *this, 0, 1, &x1, &y1, &x2, &y2))
+ {
+ rect.setX(int(x1));
+ rect.setY(int(y1));
+ rect.setWidth(int(x2 - x1));
+ rect.setHeight(int(y2 - y1));
+
+ result = result.unite(rect);
+ }
+ }
+ elem = ++it;
+ }
+ return result;
+}
+
+void AggText::update(CanvasItemUpdate reason, int param1, int param2)
+{
+ if(reason == UPDATE_STYLE)
+ {
+ QPtrListIterator<SVPElement> it(m_drawItems);
+
+ SVPElement *svpelement = it.current();
+ SVGTextContentElementImpl *text;
+ while(svpelement)
+ {
+ text = svpelement->element;
+ if(svpelement->fillPainter)
+ svpelement->fillPainter->update(text);
+ if(svpelement->strokePainter)
+ svpelement->strokePainter->update(text);
+
+ svpelement = ++it;
+ }
+ m_canvas->invalidate(this, false);
+ }
+ else if(reason == UPDATE_TRANSFORM)
+ {
+ clearCurved();
+ init();
+ m_canvas->invalidate(this, true);
+ }
+ else if(reason == UPDATE_ZOOM)
+ {
+ clearCurved();
+ init();
+ }
+ else if(reason == UPDATE_PAN)
+ {
+ QPtrListIterator<SVPElement> it(m_drawItems);
+
+ SVPElement *svpelement = it.current();
+ T2P::BezierPathAgg *bpath;
+ while(svpelement)
+ {
+ bpath = svpelement->svp;
+ agg::trans_affine mtx(1, 0, 0, 1, param1, param2);
+ bpath->m_transform *= mtx;
+
+ svpelement = ++it;
+ }
+ }
+ /*
+ else if(reason == UPDATE_LINEWIDTH)
+ {
+ }*/
+}
+
+void AggText::draw()
+{
+ QPtrListIterator<SVPElement> it(m_drawItems);
+
+ SVPElement *svpelement = it.current();
+ BezierPathAggStroked *bpath;
+ SVGTextContentElementImpl *text;
+
+ while(svpelement)
+ {
+ bpath = svpelement->svp;
+ text = svpelement->element;
+ if(!text->getVisible() || !text->getDisplay() || !text->directRender())
+ return;
+
+ bpath->m_curved.approximation_scale(pow(bpath->m_transform.scale(), 1.25));
+
+ if(svpelement->fillPainter)
+ svpelement->fillPainter->draw(m_canvas, bpath->m_curved_trans, text, text);
+ if(svpelement->strokePainter)
+ svpelement->strokePainter->draw(m_canvas, bpath->m_curved_stroked_trans, text, text);
+
+ svpelement = ++it;
+ }
+}
+
+bool AggText::isVisible()
+{
+ bool foundVisible = false;
+ QPtrListIterator<SVPElement> it(m_drawItems);
+
+ SVPElement *svpelement = it.current();
+ SVGTextContentElementImpl *text;
+
+ while(svpelement)
+ {
+ text = svpelement->element;
+ if(text->getVisible() && text->getDisplay() && text->directRender())
+ {
+ foundVisible = true;
+ break;
+ }
+
+ svpelement = ++it;
+ }
+
+ return foundVisible;
+}
+
+void AggText::init()
+{
+ init(m_text->screenCTM());
+}
+
+void AggText::renderCallback(SVGTextContentElementImpl *element, const SVGMatrixImpl *screenCTM, T2P::GlyphSet *glyph, T2P::GlyphLayoutParams *params, double anchor) const
+{
+ for(unsigned int i = 0; i < glyph->glyphCount(); i++)
+ {
+ T2P::GlyphAffinePair *glyphAffine = glyph->set().at(i);
+ T2P::BezierPathAgg *bpath = const_cast<T2P::BezierPathAgg *>(static_cast<const T2P::BezierPathAgg *>(glyphAffine->transformatedPath()));
+
+ // text-anchor/baseline-shift support
+ if(!params->tb())
+ bpath->m_transform = agg::trans_affine(screenCTM->a(), screenCTM->b(), screenCTM->c(), screenCTM->d(), screenCTM->e() - anchor * screenCTM->a(), screenCTM->f());
+ else
+ bpath->m_transform = agg::trans_affine(screenCTM->a(), screenCTM->b(), screenCTM->c(), screenCTM->d(), screenCTM->e(), screenCTM->f() - anchor * screenCTM->d());
+
+ SVPElement *svpelement = new SVPElement();
+ svpelement->svp = new BezierPathAggStroked(*bpath, element);
+ svpelement->element = element;
+
+ if(element->isFilled())
+ svpelement->fillPainter = new AggFillPaintServer(element);
+
+ // Spec: A zero value causes no stroke to be painted.
+ if(element->isStroked() && element->getStrokeWidth()->baseVal()->value() > 0)
+ svpelement->strokePainter = new AggStrokePaintServer(element);
+ m_drawItems.append(svpelement);
+ }
+}
+
+void AggText::init(const SVGMatrixImpl *screenCTM)
+{
+ int curx = 0, cury = 0, endx = 0, endy = 0;
+ KSVGTextChunk *textChunk = CanvasText::createTextChunk(m_canvas, screenCTM, curx, cury, endx, endy);
+
+ if(textChunk->count() > 0)
+ CanvasText::createGlyphs(textChunk, m_canvas, screenCTM, curx, cury, endx, endy);
+
+ delete textChunk;
+}
+
+void AggText::clearCurved()
+{
+ m_drawItems.clear();
+ // TODO: Huh - nobody does anything with the *trans* objects?:
+}
+
+void AggText::addTextDecoration(SVGTextContentElementImpl *element, double x, double y, double width, double height) const
+{
+ if(element->isFilled() || element->isStroked())
+ {
+ // compute rect
+ BezierPathAggStroked *bpath = new BezierPathAggStroked(element);
+ bpath->m_storage.move_to(x, y);
+ bpath->m_storage.line_to(x + width, y);
+ bpath->m_storage.line_to(x + width, y + height);
+ bpath->m_storage.line_to(x, y + height);
+
+ const SVGMatrixImpl *mat = m_text->screenCTM();
+ bpath->m_transform = agg::trans_affine(mat->a(), mat->b(), mat->c(), mat->d(), mat->e(), mat->f());
+
+ SVPElement *svpelement = new SVPElement();
+ svpelement->svp = bpath;
+ svpelement->element = element;
+
+ if(element->isFilled())
+ svpelement->fillPainter = new AggFillPaintServer(element);
+
+ // Spec: A zero value causes no stroke to be painted.
+ if(element->isStroked() && element->getStrokeWidth()->baseVal()->value() > 0)
+ svpelement->strokePainter = new AggStrokePaintServer(element);
+
+ m_drawItems.append(svpelement);
+ }
+}
+
+AggText::SVPElement::~SVPElement()
+{
+ delete svp;
+ delete fillPainter;
+ delete strokePainter;
+}
+
+// ###
+
+AggGradient::AggGradient(SVGGradientElementImpl *gradient) : m_gradient(gradient)
+{
+}
+
+void AggGradient::parseGradientStops(SVGGradientElementImpl *gradient)
+{
+ bool srgb = m_gradient->getColorInterpolation() == CI_SRGB;
+ int r = 0, g = 0, b = 0, a = 255, r1 = 0, g1 = 0, b1 = 0, a1 = 255;
+ unsigned int end = 255;
+ float oldOffset = -1, newOffset = -1;
+ for(DOM::Node node = gradient->firstChild(); !node.isNull(); node = node.nextSibling())
+ {
+ SVGStopElementImpl *elem = dynamic_cast<SVGStopElementImpl *>(gradient->ownerDoc()->getElementFromHandle(node.handle()));
+ if(node.nodeName() == "stop" && elem)
+ {
+ oldOffset = newOffset;
+ newOffset = elem->offset()->baseVal();
+
+ // Spec: skip double offset specifications
+ if(oldOffset == newOffset)
+ continue;
+
+ //offsets++;
+
+ // Get color
+ QColor qStopColor;
+
+ if(elem->getStopColor()->colorType() == SVG_COLORTYPE_CURRENTCOLOR)
+ qStopColor = elem->getColor()->rgbColor().color();
+ else
+ qStopColor = elem->getStopColor()->rgbColor().color();
+
+ // Convert in an agg suitable form
+ QString tempName = qStopColor.name();
+ const char *str = tempName.latin1();
+
+ // We need to take into account fill/stroke opacity, if available (Rob)
+ float opacity = 1.0;
+ SVGStylableImpl *style = dynamic_cast<SVGStylableImpl *>(getBBoxTarget());
+ if(style)
+ opacity = style->getFillOpacity() * style->getOpacity();
+ int stopColor = 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;
+
+ stopColor = (stopColor << 4) + hexval;
+ }
+
+ // Apply stop-opacity
+ opacity *= elem->stopOpacity();
+
+ // Get rgba color including stop-opacity
+ Q_UINT32 rgba = (stopColor << 8) | int(floor(int(opacity * 255.0) + 0.5));
+
+ // Convert from separated to premultiplied alpha
+ a = rgba & 0xff;
+ r = !srgb ? linearRGBFromsRGB((rgba >> 24)) : (rgba >> 24);
+ g = !srgb ? linearRGBFromsRGB(((rgba >> 16) & 0xff)) : (rgba >> 16) & 0xff;
+ b = !srgb ? linearRGBFromsRGB(((rgba >> 8) & 0xff)) : (rgba >> 8) & 0xff;
+
+ end = int(newOffset * 255);
+ // interpolate
+ unsigned int start = (oldOffset == -1) ? 0 : int(oldOffset * 255);
+ if(oldOffset == -1)
+ {
+ r1 = r;
+ g1 = g;
+ b1 = b;
+ a1 = a;
+ }
+ int diffr = r - r1;
+ int diffg = g - g1;
+ int diffb = b - b1;
+ int diffa = a - a1;
+ unsigned int nsteps = end - start;
+ for(unsigned int i = 0;i <= nsteps;i++)
+ {
+ double diff = double(i) / double(nsteps);
+ m_colorprofile[start + i].r = !srgb ? sRGBFromLinearRGB(int(r1 + diff * diffr)) : int(r1 + diff * diffr);
+ m_colorprofile[start + i].g = !srgb ? sRGBFromLinearRGB(int(g1 + diff * diffg)) : int(g1 + diff * diffg);
+ m_colorprofile[start + i].b = !srgb ? sRGBFromLinearRGB(int(b1 + diff * diffb)) : int(b1 + diff * diffb);
+ m_colorprofile[start + i].a = !srgb ? sRGBFromLinearRGB(int(a1 + diff * diffa)) : int(a1 + diff * diffa);
+ }
+ r1 = r;
+ g1 = g;
+ b1 = b;
+ a1 = a;
+ }
+ }
+ // last section
+ for(unsigned int i = end;i <= 255;i++)
+ {
+ m_colorprofile[i].r = r;
+ m_colorprofile[i].g = g;
+ m_colorprofile[i].b = b;
+ m_colorprofile[i].a = a;
+ }
+}
+
+void AggGradient::finalizePaintServer()
+{
+ parseGradientStops(m_gradient->stopsSource());
+
+ QString _href = SVGURIReferenceImpl::getTarget(m_gradient->href()->baseVal().string());
+ if(!_href.isEmpty())
+ reference(_href);
+
+ setFinalized();
+}
+
+void AggGradient::reference(const QString &/*href*/)
+{
+}
+
+void AggLinearGradient::render(AggCanvas *c)
+{
+ SVGLinearGradientElementImpl *linear = dynamic_cast<SVGLinearGradientElementImpl *>(m_gradient);
+
+ linear->converter()->finalize(getBBoxTarget(), linear->ownerSVGElement(), linear->gradientUnits()->baseVal());
+
+ double _x1 = linear->x1()->baseVal()->value();
+ double _y1 = linear->y1()->baseVal()->value();
+ double _x2 = linear->x2()->baseVal()->value();
+ double _y2 = linear->y2()->baseVal()->value();
+
+ // Adjust to gradient transform
+ SVGMatrixImpl *gradTrans = linear->gradientTransform()->baseVal()->concatenate();
+ if(gradTrans)
+ {
+ QWMatrix m = gradTrans->qmatrix();
+ m.map(_x1, _y1, &_x1, &_y1);
+ m.map(_x2, _y2, &_x2, &_y2);
+ gradTrans->deref();
+ }
+
+ // Get the basic bbox that will be the rendering area
+ SVGRectImpl *userBBox = getBBoxTarget()->getBBox();
+
+ // Compute x1, y1, x2 and y2
+ bool objectbbox = (linear->gradientUnits()->baseVal() == SVGUnitTypes::SVG_UNIT_TYPE_OBJECTBOUNDINGBOX);
+
+ // Respect current transformation matrix (so gradients zoom with...)
+ SVGTransformableImpl *transformable = dynamic_cast<SVGTransformableImpl *>(getBBoxTarget());
+ const SVGMatrixImpl *matrix = 0;
+ if(transformable)
+ matrix = transformable->screenCTM();
+
+ if(objectbbox)
+ {
+ _x1 += userBBox->x();
+ _y1 += userBBox->y();
+ _x2 += userBBox->x();
+ _y2 += userBBox->y();
+ }
+
+ userBBox->deref();
+
+ gradient_polymorphic_wrapper_base* gr_ptr = &m_linPad;
+ if(linear->spreadMethod()->baseVal() == SVG_SPREADMETHOD_REPEAT)
+ gr_ptr = &m_linRepeat;
+ else if(linear->spreadMethod()->baseVal() == SVG_SPREADMETHOD_REFLECT)
+ gr_ptr = &m_linReflect;
+
+ agg::trans_affine mtx_g1;
+ double dx = _x2 - _x1;
+ double dy = _y2 - _y1;
+ double angle = (atan2(dy, dx));
+ mtx_g1 *= agg::trans_affine_rotation(angle);
+ mtx_g1 *= agg::trans_affine_translation(_x1, _y1);
+ mtx_g1 *= agg::trans_affine(matrix->a(), matrix->b(), matrix->c(), matrix->d(), matrix->e(), matrix->f());
+ mtx_g1.invert();
+
+ double len = sqrt(dx * dx + dy * dy);
+ if(len > 0)
+ {
+ typedef agg::span_interpolator_linear<> interpolator_type;
+ typedef agg::span_gradient<agg::rgba8,
+ interpolator_type,
+ gradient_polymorphic_wrapper_base,
+ color_function_profile> gradient_span_gen;
+ typedef agg::span_allocator<gradient_span_gen::color_type> gradient_span_alloc;
+ color_function_profile colors(m_colorprofile);
+ gradient_span_alloc span_alloc;
+ interpolator_type inter(mtx_g1);
+ gradient_span_gen span_gen(span_alloc, inter, *gr_ptr, colors, 0, len);
+
+ agg::scanline_u8 sl;
+
+ if(c->nrChannels() == 3)
+ {
+ typedef agg::pixfmt_rgb24 pixfmt;
+ typedef agg::renderer_base<pixfmt> renderer_base;
+ typedef agg::renderer_scanline_u<renderer_base, gradient_span_gen> renderer_gradient;
+
+ pixfmt pixf(c->buf());
+ renderer_base rb(pixf);
+
+ renderer_gradient r1(rb, span_gen);
+ c->m_ras.render(sl, r1);
+ }
+ else
+ {
+ typedef agg::pixfmt_rgba32 pixfmt;
+ typedef agg::renderer_base<pixfmt> renderer_base;
+ typedef agg::renderer_scanline_u<renderer_base, gradient_span_gen> renderer_gradient;
+
+ pixfmt pixf(c->buf());
+ renderer_base rb(pixf);
+
+ renderer_gradient r1(rb, span_gen);
+ c->m_ras.render(sl, r1);
+ }
+ }
+}
+
+void AggRadialGradient::render(AggCanvas *c)
+{
+ SVGRadialGradientElementImpl *radial = dynamic_cast<SVGRadialGradientElementImpl *>(m_gradient);
+
+ radial->converter()->finalize(getBBoxTarget(), radial->ownerSVGElement(), radial->gradientUnits()->baseVal());
+
+ double _cx = radial->cx()->baseVal()->value();
+ double _cy = radial->cy()->baseVal()->value();
+ double _fx = radial->fx()->baseVal()->value();
+ double _fy = radial->fy()->baseVal()->value();
+ double _r = radial->r()->baseVal()->value();
+
+ // Get the basic bbox that will be the rendering area
+ SVGRectImpl *screenBBox = getBBoxTarget()->getBBoxInternal();
+
+ if(screenBBox->width() == 0 || screenBBox->height() == 0)
+ {
+ screenBBox->deref();
+ return;
+ }
+
+ screenBBox->deref();
+
+ // Compute x1, y1, x2 and y2
+ bool objectbbox = (radial->gradientUnits()->baseVal() == SVGUnitTypes::SVG_UNIT_TYPE_OBJECTBOUNDINGBOX);
+
+ SVGRectImpl *userBBox = getBBoxTarget()->getBBox();
+ float width = userBBox->width();
+ float height = userBBox->height();
+
+ if(objectbbox)
+ {
+ _cx += userBBox->x();
+ _cy += userBBox->y();
+ _fx += userBBox->x();
+ _fy += userBBox->y();
+ }
+
+ gradient_polymorphic_wrapper_base* gr_ptr = &m_radialPad;
+ if(radial->spreadMethod()->baseVal() == SVG_SPREADMETHOD_REPEAT)
+ gr_ptr = &m_radialRepeat;
+ else if(radial->spreadMethod()->baseVal() == SVG_SPREADMETHOD_REFLECT)
+ gr_ptr = &m_radialReflect;
+
+ agg::trans_affine mtx_g1;
+
+
+ // Adjust to gradient transform
+ SVGMatrixImpl *gradTrans = radial->gradientTransform()->baseVal()->concatenate();
+ if(gradTrans)
+ {
+ agg::trans_affine mtx;
+ QWMatrix m = gradTrans->qmatrix();
+ mtx = agg::trans_affine(m.m11(), m.m12(), m.m21(), m.m22(), m.dx(), m.dy());
+ gradTrans->deref();
+ mtx_g1 *= mtx;
+ }
+
+ userBBox->deref();
+
+ int diff = int(width - height); // allow slight tolerance
+ if(objectbbox && !(diff > -2 && diff < 2))
+ {
+ // make elliptical or circular depending on bbox aspect ratio
+ float ratioX = (width / height) * sqrt(2);
+ float ratioY = (height / width) * sqrt(2);
+ mtx_g1 *= agg::trans_affine_scaling((width > height) ? sqrt(2) : ratioX, (width > height) ? ratioY :sqrt(2));
+ }
+
+ mtx_g1 *= agg::trans_affine_translation(_cx, _cy);
+
+ // Respect current transformation matrix (so gradients zoom with...)
+ SVGTransformableImpl *transformable = dynamic_cast<SVGTransformableImpl *>(getBBoxTarget());
+ const SVGMatrixImpl *matrix = 0;
+ if(transformable)
+ matrix = transformable->screenCTM();
+
+ if(!matrix)
+ return;
+
+ mtx_g1 *= agg::trans_affine(matrix->a(), matrix->b(), matrix->c(), matrix->d(), matrix->e(), matrix->f());
+
+ mtx_g1.invert();
+
+ typedef agg::span_interpolator_linear<> interpolator_type;
+ typedef agg::span_gradient<agg::rgba8,
+ interpolator_type,
+ gradient_polymorphic_wrapper_base,
+ color_function_profile> gradient_span_gen;
+ typedef agg::span_allocator<gradient_span_gen::color_type> gradient_span_alloc;
+ color_function_profile colors(m_colorprofile);
+ gradient_span_alloc span_alloc;
+ interpolator_type inter(mtx_g1);
+ gradient_span_gen span_gen(span_alloc, inter, *gr_ptr, colors, 0, _r);
+
+ agg::scanline_u8 sl;
+ if(c->nrChannels() == 3)
+ {
+ typedef agg::pixfmt_rgb24 pixfmt;
+ typedef agg::renderer_base<pixfmt> renderer_base;
+ typedef agg::renderer_scanline_u<renderer_base, gradient_span_gen> renderer_gradient;
+
+ pixfmt pixf(c->buf());
+ renderer_base rb(pixf);
+
+ renderer_gradient r1(rb, span_gen);
+ c->m_ras.render(sl, r1);
+ }
+ else
+ {
+ typedef agg::pixfmt_rgba32 pixfmt;
+ typedef agg::renderer_base<pixfmt> renderer_base;
+ typedef agg::renderer_scanline_u<renderer_base, gradient_span_gen> renderer_gradient;
+
+ pixfmt pixf(c->buf());
+ renderer_base rb(pixf);
+
+ renderer_gradient r1(rb, span_gen);
+ c->m_ras.render(sl, r1);
+ }
+}
+
+AggPattern::AggPattern(SVGPatternElementImpl *pattern) : AggPaintServer(), m_pattern(pattern)
+{
+}
+
+void AggPattern::finalizePaintServer()
+{
+ m_pattern->finalizePaintServer();
+ setFinalized();
+}
+
+void AggPattern::reference(const QString &href)
+{
+ m_pattern->reference(href);
+}
+
+void AggPattern::render(AggCanvas *c)
+{
+ SVGPatternElementImpl::Tile tile = m_pattern->createTile(getBBoxTarget());
+
+ if(!tile.image().isNull())
+ {
+ QWMatrix m = tile.screenToTile();
+ double affine[6];
+
+ affine[0] = m.m11();
+ affine[1] = m.m12();
+ affine[2] = m.m21();
+ affine[3] = m.m22();
+ affine[4] = m.dx();
+ affine[5] = m.dy();
+
+ typedef agg::pixfmt_rgb24 pixfmt;
+ typedef agg::renderer_base<pixfmt> renderer_base;
+ typedef agg::renderer_scanline_p_solid<renderer_base> renderer_solid;
+
+ pixfmt pixf(c->buf());
+ renderer_base rb(pixf);
+ renderer_solid rs(rb);
+ //double width = c->buf().width();
+ //double height = c->buf().height();
+
+ typedef agg::span_pattern_rgba32<agg::order_rgba32> span_gen_type;
+ typedef agg::renderer_scanline_u<renderer_base, span_gen_type> renderer_type;
+
+ SVGRectImpl *screenBBox = getBBoxTarget()->getBBoxInternal();
+ double offset_x = affine[4];
+ double offset_y = affine[5];
+ screenBBox->deref();
+ agg::rendering_buffer m_pattern_rbuf;
+ m_pattern_rbuf.attach(tile.image().bits(), tile.image().width(), tile.image().height(), tile.image().width() * 4);
+ agg::span_allocator<agg::rgba8> sa;
+ span_gen_type sg(sa, m_pattern_rbuf, unsigned(offset_x), unsigned(offset_y));
+
+ renderer_type rp(rb, sg);
+
+ agg::scanline_u8 sl;
+ rs.color(agg::rgba(0,0,0));
+ c->m_ras.render(sl, rp);
+ }
+}
+
+// vim:ts=4:noet
diff --git a/ksvg/plugin/backends/agg/AggCanvasItems.h b/ksvg/plugin/backends/agg/AggCanvasItems.h
new file mode 100644
index 00000000..a8c242ec
--- /dev/null
+++ b/ksvg/plugin/backends/agg/AggCanvasItems.h
@@ -0,0 +1,500 @@
+/*
+ Copyright (C) 2001-2003 KSVG Team
+ 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 AGGCANVASITEMS_H
+#define AGGCANVASITEMS_H
+
+#include "CanvasItem.h"
+#include "CanvasItems.h"
+#include "BezierPathAgg.h"
+
+#include "SVGPathElementImpl.h"
+#include "SVGPolyElementImpl.h"
+#include "SVGLineElementImpl.h"
+#include "SVGRectElementImpl.h"
+#include "SVGTextElementImpl.h"
+#include "SVGImageElementImpl.h"
+#include "SVGCircleElementImpl.h"
+#include "SVGEllipseElementImpl.h"
+
+#include "agg_basics.h"
+#include "agg_conv_transform.h"
+#include "agg_conv_curve.h"
+#include "agg_conv_dash.h"
+#include "agg_conv_stroke.h"
+#include "agg_conv_clip_polygon.h"
+#include "agg_span_gradient.h"
+
+#include "SVGBBoxTarget.h"
+
+// gradient helpers
+
+//------------------------------------------------------------------------
+class gradient_polymorphic_wrapper_base
+{
+public:
+ virtual int calculate(int x, int y, int) const = 0;
+};
+
+template<class GradientF>
+class gradient_polymorphic_wrapper : public gradient_polymorphic_wrapper_base
+{
+public:
+ virtual int calculate(int x, int y, int d) const
+ {
+ return m_gradient.calculate(x, y, d);
+ }
+private:
+ GradientF m_gradient;
+};
+
+class gradient_radial_repeat
+{
+public:
+ int calculate(int x, int y, int d) const
+ {
+ return int(sqrt(pow(x, 2) + pow(y, 2))) % d;
+ }
+};
+
+class gradient_radial_reflect
+{
+public:
+ int calculate(int x, int y, int d) const
+ {
+ int dist = int(sqrt(pow(x, 2) + pow(y, 2)));
+ if((dist / d) % 2 == 0)
+ return dist % d;
+ else
+ return d - (dist % d);
+ }
+};
+
+class gradient_linear_repeat
+{
+public:
+ int calculate(int x, int y, int d) const
+ {
+ return (x < 0) ? (d - (-x % d)) : (x % d);
+ }
+};
+
+class gradient_linear_reflect
+{
+public:
+ int calculate(int x, int y, int d) const
+ {
+ if((abs(x) / d) % 2 == 0)
+ return (x < 0) ? (-x % d) : (x % d);
+ else
+ return (x > 0) ? (d - (x % d)) : (d - (-x % d));
+ }
+};
+
+
+#define AGG_CLASS(Class, Type, Member) \
+class Agg##Class : public AggShape \
+{ \
+public: \
+ Agg##Class(AggCanvas *c, Type *Member); \
+ virtual ~Agg##Class() { } \
+ virtual void draw(); \
+ virtual bool isVisible(); \
+ virtual void init(); \
+ virtual void init(const SVGMatrixImpl *screenCTM); \
+ virtual SVGElementImpl *element() const { return m_##Member; } \
+protected: \
+ Type *m_##Member; \
+};
+
+class stroke_dash_base
+{
+public:
+ virtual ~stroke_dash_base() {}
+
+ virtual void rewind(unsigned) = 0;
+ virtual unsigned vertex(double*, double*) = 0;
+};
+
+template<class Source>
+class stroke : public stroke_dash_base
+{
+public:
+ typedef agg::conv_stroke<Source> stroke_type;
+
+ stroke(Source& src, KSVG::SVGStylableImpl *style);
+
+ void rewind(unsigned id) { m_s.rewind(id); }
+ unsigned vertex(double* x, double* y) { return m_s.vertex(x, y); }
+
+private:
+ stroke_type m_s;
+};
+
+template<class Source>
+class dash_stroke : public stroke_dash_base
+{
+public:
+ typedef agg::conv_dash<Source> dash_type;
+ typedef agg::conv_stroke<dash_type> dash_stroke_type;
+
+ dash_stroke(Source& src, KSVG::SVGStylableImpl *style);
+
+ void rewind(unsigned id) { m_ds.rewind(id); }
+ unsigned vertex(double* x, double* y) { return m_ds.vertex(x, y); }
+
+private:
+ dash_type m_d;
+ dash_stroke_type m_ds;
+};
+
+template<class Source>
+class dash_stroke_simple
+{
+public:
+ dash_stroke_simple(Source& src, KSVG::SVGStylableImpl *style);
+ ~dash_stroke_simple() { delete impl; }
+
+ void rewind(unsigned id) { impl->rewind(id); }
+ unsigned vertex(double* x, double* y) { return impl->vertex(x, y); }
+
+private:
+ stroke_dash_base *impl;
+};
+
+typedef dash_stroke_simple<curved> curved_stroked;
+typedef agg::conv_transform<curved_stroked> curved_stroked_trans;
+typedef agg::conv_clip_polygon<curved_stroked_trans> curved_stroked_trans_clipped;
+typedef agg::conv_clip_polygon<curved_trans> curved_trans_clipped;
+//typedef agg::conv_contour<curved_trans> curved_trans_contour;
+//typedef agg::conv_clip_polygon<curved_trans_contour> curved_trans_contour_clipped;
+
+namespace KSVG
+{
+ class SVGGradientElementImpl;
+ class SVGRadialGradientElementImpl;
+ class SVGLinearGradientElementImpl;
+ class SVGPatternElementImpl;
+
+ class AggPaintServer : public CanvasPaintServer
+ {
+ public:
+ AggPaintServer() : CanvasPaintServer() {}
+ virtual ~AggPaintServer() {}
+
+ virtual void finalizePaintServer() = 0;
+ virtual void reference(const QString &href) = 0;
+
+ virtual void render(AggCanvas *c) = 0;
+ };
+
+ class AggGradient : public AggPaintServer
+ {
+ public:
+ AggGradient(SVGGradientElementImpl *gradient);
+ virtual ~AggGradient() {}
+
+ void parseGradientStops(SVGGradientElementImpl *gradient);
+
+ virtual void finalizePaintServer();
+ virtual void reference(const QString &href);
+
+ protected:
+ SVGGradientElementImpl *m_gradient;
+ agg::rgba8 m_colorprofile[256];
+ };
+
+ class AggLinearGradient : public AggGradient
+ {
+ public:
+ AggLinearGradient(SVGLinearGradientElementImpl *linear) : AggGradient(linear) {}
+
+ virtual void render(AggCanvas *c);
+
+ protected:
+ gradient_polymorphic_wrapper<agg::gradient_x> m_linPad;
+ gradient_polymorphic_wrapper<gradient_linear_repeat> m_linRepeat;
+ gradient_polymorphic_wrapper<gradient_linear_reflect> m_linReflect;
+ };
+
+ class AggRadialGradient : public AggGradient
+ {
+ public:
+ AggRadialGradient(SVGRadialGradientElementImpl *radial) : AggGradient(radial) {}
+
+ virtual void render(AggCanvas *c);
+
+ protected:
+ gradient_polymorphic_wrapper<agg::gradient_circle> m_radialPad;
+ gradient_polymorphic_wrapper<gradient_radial_repeat> m_radialRepeat;
+ gradient_polymorphic_wrapper<gradient_radial_reflect> m_radialReflect;
+ };
+
+ class AggPattern : public AggPaintServer
+ {
+ public:
+ AggPattern(SVGPatternElementImpl *pattern);
+ virtual ~AggPattern() {}
+
+ virtual void finalizePaintServer();
+ virtual void reference(const QString &);
+
+ virtual void render(AggCanvas *c);
+
+ protected:
+ SVGPatternElementImpl *m_pattern;
+ };
+
+ class AggCanvas;
+
+ class AggFillPaintServer
+ {
+ public:
+ AggFillPaintServer(SVGStylableImpl *style);
+ void update(SVGStylableImpl *style);
+ template<class VertexSource>
+ void draw(AggCanvas *canvas, VertexSource &vs, SVGStylableImpl *style, SVGShapeImpl *shape);
+
+ private:
+ agg::rgba8 m_color;
+ };
+
+ class AggStrokePaintServer
+ {
+ public:
+ AggStrokePaintServer(SVGStylableImpl *style);
+ void update(SVGStylableImpl *style);
+ template<class VertexSource>
+ void draw(AggCanvas *canvas, VertexSource &vs, SVGStylableImpl *style, SVGShapeImpl *shape);
+
+ private:
+ agg::rgba8 m_color;
+ };
+
+ class BezierPathAggStroked : public T2P::BezierPathAgg
+ {
+ public:
+ BezierPathAggStroked(SVGStylableImpl *style);
+ BezierPathAggStroked(const T2P::BezierPathAgg &other, SVGStylableImpl *style);
+
+ curved_trans_clipped m_curved_trans_clipped;
+ curved_stroked m_curved_stroked;
+ curved_stroked_trans m_curved_stroked_trans;
+ curved_stroked_trans_clipped m_curved_stroked_trans_clipped;
+ SVGStylableImpl *m_style;
+ };
+
+ class AggShape : public CanvasItem, public BezierPathAggStroked
+ {
+ public:
+ AggShape(AggCanvas *c, SVGStylableImpl *style);
+ virtual ~AggShape();
+
+ virtual QRect bbox() const;
+ virtual bool fillContains(const QPoint &p);
+ virtual bool strokeContains(const QPoint &p);
+ virtual void update(CanvasItemUpdate reason, int param1 = 0, int param2 = 0);
+ void draw(SVGShapeImpl *shape);
+ void calcSVPs(const SVGMatrixImpl *matrix);
+ virtual void init();
+ virtual void init(const SVGMatrixImpl *);
+ bool isVisible(SVGShapeImpl *shape);
+
+ void setRenderContext(RenderContext context) { m_context = context; }
+
+ agg::path_storage &storage() { return m_storage; }
+ agg::trans_affine &transform() { return m_transform; }
+
+ protected:
+ void freeSVPs();
+
+ RenderContext m_context;
+ AggCanvas *m_canvas;
+ QRect m_bbox;
+ AggFillPaintServer *m_fillPainter;
+ AggStrokePaintServer *m_strokePainter;
+ };
+
+ AGG_CLASS(Rectangle, SVGRectElementImpl, rect)
+ AGG_CLASS(Ellipse, SVGEllipseElementImpl, ellipse)
+ AGG_CLASS(Circle, SVGCircleElementImpl, circle)
+
+ class AggLine : public AggShape, public MarkerHelper
+ {
+ public:
+ AggLine(AggCanvas *c, SVGLineElementImpl *line);
+ virtual ~AggLine();
+
+ virtual void draw();
+ virtual bool isVisible();
+ virtual void init();
+ virtual void init(const SVGMatrixImpl *screenCTM);
+
+ virtual SVGElementImpl *element() const { return m_line; }
+
+ protected:
+ SVGLineElementImpl *m_line;
+ };
+
+ class AggPoly : public AggShape, public MarkerHelper
+ {
+ public:
+ AggPoly(AggCanvas *c, SVGPolyElementImpl *poly);
+ virtual ~AggPoly();
+
+ virtual void draw();
+ virtual bool isVisible();
+ virtual void init();
+ virtual void init(const SVGMatrixImpl *screenCTM) = 0;
+
+ virtual SVGElementImpl *element() const { return m_poly; }
+
+ protected:
+ SVGPolyElementImpl *m_poly;
+
+ };
+ class AggPolyline : public AggPoly
+ {
+ public:
+ AggPolyline(AggCanvas *c, SVGPolylineElementImpl *poly);
+ virtual ~AggPolyline();
+
+ virtual void init(const SVGMatrixImpl *screenCTM);
+ };
+
+ class AggPolygon : public AggPoly
+ {
+ public:
+ AggPolygon(AggCanvas *c, SVGPolygonElementImpl *poly);
+ virtual ~AggPolygon();
+
+ virtual void init(const SVGMatrixImpl *screenCTM);
+ };
+
+ class AggPath : public AggShape, public ::SVGPathParser, public MarkerHelper
+ {
+ public:
+ AggPath(AggCanvas *c, SVGPathElementImpl *path);
+ virtual ~AggPath();
+
+ virtual void draw();
+ virtual bool isVisible();
+ virtual void init();
+ virtual void init(const SVGMatrixImpl *screenCTM);
+
+ virtual SVGElementImpl *element() const { return m_path; }
+
+ protected:
+ SVGPathElementImpl *m_path;
+
+ virtual void svgMoveTo(double x1, double y1, bool closed, bool abs = true);
+ virtual void svgLineTo(double x1, double y1, bool abs = true);
+ virtual void svgCurveToCubic(double x1, double y1, double x2, double y2, double x, double y, bool abs = true);
+ virtual void svgClosePath();
+ };
+
+ class AggMarker : public CanvasMarker
+ {
+ public:
+ AggMarker(AggCanvas *c, SVGMarkerElementImpl *marker);
+ virtual ~AggMarker();
+
+ virtual QRect bbox() const { return QRect(); }
+ virtual bool fillContains(const QPoint &) { return true; }
+ virtual bool strokeContains(const QPoint &) { return true; }
+ virtual void update(CanvasItemUpdate, int = 0, int = 0) { }
+ virtual void init();
+ virtual void draw();
+ virtual bool isVisible() { return false; }
+
+ void draw(SVGShapeImpl *obj, int x, int y, float lwidth = 1.0, double angle = 0.0);
+ //const ArtSVP *clippingRectangle() const { return m_clippingRectangle; }
+
+ protected:
+ AggCanvas *m_canvas;
+ //ArtSVP *m_clippingRectangle;
+ };
+
+ class AggImage : public CanvasItem
+ {
+ public:
+ AggImage(AggCanvas *c, SVGImageElementImpl *image);
+ virtual ~AggImage();
+
+ virtual QRect bbox() const;
+ virtual bool fillContains(const QPoint &) { return true; }
+ virtual bool strokeContains(const QPoint &) { return true; }
+ virtual void update(CanvasItemUpdate, int = 0, int = 0) { }
+ virtual void init();
+ virtual void draw();
+ virtual bool isVisible();
+
+ virtual SVGElementImpl *element() const { return m_image; }
+
+ protected:
+ AggCanvas *m_canvas;
+ SVGImageElementImpl *m_image;
+ };
+
+ class AggText : public CanvasText
+ {
+ public:
+ AggText(AggCanvas *c, SVGTextElementImpl *text);
+ virtual ~AggText();
+
+ virtual QRect bbox() const;
+ virtual bool fillContains(const QPoint &p);
+ virtual bool strokeContains(const QPoint &p);
+ virtual void update(CanvasItemUpdate, int param1 = 0, int param2 = 0);
+ virtual void draw();
+ virtual bool isVisible();
+ virtual void init();
+ virtual void init(const SVGMatrixImpl *screenCTM);
+
+ virtual void renderCallback(SVGTextContentElementImpl *element, const SVGMatrixImpl *screenCTM, T2P::GlyphSet *glyph, T2P::GlyphLayoutParams *params, double anchor) const;
+
+ virtual void addTextDecoration(SVGTextContentElementImpl *element, double x, double y, double w, double h) const;
+
+ unsigned operator [](unsigned) const { return 0; }
+
+ protected:
+ AggCanvas *m_canvas;
+
+ private:
+ void clearCurved();
+ class SVPElement
+ {
+ public:
+ SVPElement() { svp = 0; element = 0; fillPainter = 0; strokePainter = 0; }
+ ~SVPElement();
+
+ BezierPathAggStroked *svp;
+ SVGTextContentElementImpl *element;
+ AggFillPaintServer *fillPainter;
+ AggStrokePaintServer *strokePainter;
+ };
+
+ mutable QPtrList<SVPElement> m_drawItems;
+ };
+};
+
+#endif
+
+// vim:ts=4:noet
diff --git a/ksvg/plugin/backends/agg/BezierPathAgg.cpp b/ksvg/plugin/backends/agg/BezierPathAgg.cpp
new file mode 100644
index 00000000..10a75c1c
--- /dev/null
+++ b/ksvg/plugin/backends/agg/BezierPathAgg.cpp
@@ -0,0 +1,126 @@
+/*
+ Copyright (C) 2003 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 <math.h>
+#include "Point.h"
+#include "BezierPathAgg.h"
+
+#include <kdebug.h>
+
+#include <agg_basics.h>
+#include <agg_bounding_rect.h>
+
+using namespace T2P;
+
+double BezierPathAgg::length(double t)
+{
+ if(m_length < 0.0)
+ {
+ double total = 0.0;
+ double x = 0.0, y = 0.0;
+ double x2, y2;
+ unsigned cmd;
+ unsigned int id = 0;
+ m_curved_trans.rewind(id);
+ while(!agg::is_stop(cmd = m_curved_trans.vertex(&x2, &y2)))
+ {
+ if(agg::is_move_to(cmd))
+ {
+ x = x2;
+ y = y2;
+ }
+ else if(agg::is_line_to(cmd))
+ {
+ double dx = x, dy = y;
+ dx = x2 - dx;
+ dy = y2 - dy;
+ total += sqrt(pow(dx, 2) + pow(dy, 2));
+ x = x2;
+ y = y2;
+ }
+ }
+ return total * t;
+ }
+ else
+ return m_length * t;
+}
+
+void BezierPathAgg::pointTangentNormalAt(double t, Point *p, Point *tn, Point *n)
+{
+ double totallen = length(t);
+ double total = 0.0;
+ double x = 0.0, y = 0.0;
+ double x2, y2;
+ unsigned cmd;
+ unsigned int id = 0;
+ m_curved_trans.rewind(id);
+ while(!agg::is_stop(cmd = m_curved_trans.vertex(&x2, &y2)))
+ {
+ if(agg::is_move_to(cmd))
+ {
+ x = x2;
+ y = y2;
+ }
+ else if(agg::is_line_to(cmd))
+ {
+ double dx = x, dy = y;
+ x = x2;
+ y = y2;
+ dx = x - dx;
+ dy = y - dy;
+ double seg_len = sqrt(pow(dx, 2) + pow(dy, 2));
+ total += seg_len;
+ if(total >= totallen)
+ {
+ double fract = 1 - (totallen - (total - seg_len)) / seg_len;
+ if(p)
+ {
+ p->setX(x - dx * fract);
+ p->setY(y - dy * fract);
+ }
+ if(tn)
+ {
+ //kdDebug() << k_funcinfo << "dx : " << dx << endl;
+ //kdDebug() << k_funcinfo << "dy : " << dy << endl;
+ tn->setX(dx);
+ tn->setY(dy);
+ }
+ if(n)
+ {
+ // Calculate vector product of "binormal" x tangent
+ // (0,0,1) x (dx,dy,0), which is simply (dy,-dx,0).
+ n->setX(dy);
+ n->setY(-dx);
+ }
+ return;
+ }
+ }
+ }
+}
+
+void BezierPathAgg::boundingBox(Point *topLeft, Point *bottomRight)
+{
+ double x1, y1, x2, y2;
+ agg::bounding_rect(m_curved, *this, 0, 1, &x1, &y1, &x2, &y2);
+ *topLeft = Point(x1, y1);
+ *bottomRight = Point(x2, y2);
+}
+
+// vim:ts=4:noet
diff --git a/ksvg/plugin/backends/agg/BezierPathAgg.h b/ksvg/plugin/backends/agg/BezierPathAgg.h
new file mode 100644
index 00000000..21451aa9
--- /dev/null
+++ b/ksvg/plugin/backends/agg/BezierPathAgg.h
@@ -0,0 +1,83 @@
+/*
+ Copyright (C) 2003 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 T2P_BEZIERPATH_AGG_H
+#define T2P_BEZIERPATH_AGG_H
+
+#include <agg_curves.h>
+#include <agg_conv_curve.h>
+#include <agg_conv_stroke.h>
+#include <agg_path_storage.h>
+#include <agg_conv_transform.h>
+
+#include "Affine.h"
+#include "BezierPath.h"
+
+typedef agg::conv_curve<agg::path_storage> curved;
+typedef agg::conv_transform<curved> curved_trans;
+
+namespace T2P
+{
+ class BezierPathAgg : public BezierPath
+ {
+ public:
+ BezierPathAgg() : BezierPath(),
+ m_curved(m_storage), m_curved_trans(m_curved, m_transform)
+ {
+ m_length = -1;
+ }
+
+ ~BezierPathAgg() {}
+
+ BezierPathAgg(const BezierPathAgg &other) : BezierPath(), m_storage(other.m_storage),
+ m_curved(m_storage), m_curved_trans(m_curved, m_transform)
+ {
+ m_transform = other.m_transform;
+ m_length = other.m_length;
+ }
+
+ void copy_from(const agg::path_storage &ps, Affine &affine)
+ {
+ for(unsigned i = 0; i < ps.total_vertices(); i++)
+ {
+ double x, y;
+ unsigned cmd = ps.vertex(i, &x, &y);
+ m_storage.add_vertex(affine.dx() + x * affine.m11() + y * affine.m21(),
+ affine.dy() + x * affine.m12() + y * affine.m22(), cmd);
+ }
+ }
+
+ unsigned operator [](unsigned) { return 0; }
+
+ virtual double length(double t = 1.0);
+ virtual void pointTangentNormalAt(double t, Point *p = 0, Point *tn = 0, Point *n = 0);
+ virtual void boundingBox(Point *topLeft, Point *bottomRight);
+
+ agg::path_storage m_storage;
+ curved m_curved;
+ curved_trans m_curved_trans;
+ agg::trans_affine m_transform;
+ double m_length;
+ };
+};
+
+#endif
+
+// vim:ts=4:noet
diff --git a/ksvg/plugin/backends/agg/GlyphTracerAgg.cpp b/ksvg/plugin/backends/agg/GlyphTracerAgg.cpp
new file mode 100644
index 00000000..39b00146
--- /dev/null
+++ b/ksvg/plugin/backends/agg/GlyphTracerAgg.cpp
@@ -0,0 +1,113 @@
+/*
+ Copyright (C) 2003 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 <iostream>
+
+#include "Glyph.h"
+#include "Point.h"
+#include "BezierPathAgg.h"
+#include "GlyphTracerAgg.h"
+
+using namespace T2P;
+
+int traceMoveto(FT_Vector *to, void *obj)
+{
+ Glyph *glyph = reinterpret_cast<Glyph *>(obj);
+ Affine &affine = glyph->affine();
+ BezierPathAgg *bpath = static_cast<BezierPathAgg *>(glyph->modifiableBezierPath());
+ Point p = affine.mapPoint(Point(to->x, to->y));
+ bpath->m_storage.move_to(p.x(), p.y());
+ return 0;
+}
+
+int traceLineto(FT_Vector *to, void *obj)
+{
+ Glyph *glyph = reinterpret_cast<Glyph *>(obj);
+ Affine &affine = glyph->affine();
+ BezierPathAgg *bpath = static_cast<BezierPathAgg *>(glyph->modifiableBezierPath());
+ Point p = affine.mapPoint(Point(to->x, to->y));
+ bpath->m_storage.line_to(p.x(), p.y());
+ return 0;
+}
+
+int traceConicBezier(FT_Vector *control, FT_Vector *to, void *obj)
+{
+ Glyph *glyph = reinterpret_cast<Glyph *>(obj);
+ Affine &affine = glyph->affine();
+ BezierPathAgg *bpath = static_cast<BezierPathAgg *>(glyph->modifiableBezierPath());
+ Point c = affine.mapPoint(Point(control->x, control->y));
+ Point p = affine.mapPoint(Point(to->x, to->y));
+
+ double sx, sy;
+ bpath->m_storage.vertex(bpath->m_storage.total_vertices() - 1, &sx, &sy);
+ bpath->m_storage.curve4(c.x() - (c.x() - sx) / 3, c.y() - (c.y() - sy) / 3,
+ c.x() + (p.x() - c.x()) / 3, c.y() + (p.y() - c.y()) / 3, p.x(), p.y());
+
+ return 0;
+}
+
+int traceCubicBezier(FT_Vector *control1, FT_Vector *control2, FT_Vector *to, void *obj)
+{
+ Glyph *glyph = reinterpret_cast<Glyph *>(obj);
+ Affine &affine = glyph->affine();
+ BezierPathAgg *bpath = static_cast<BezierPathAgg *>(glyph->modifiableBezierPath());
+ Point p = affine.mapPoint(Point(to->x, to->y));
+ Point c1 = affine.mapPoint(Point(control1->x, control1->y));
+ Point c2 = affine.mapPoint(Point(control2->x, control2->y));
+ bpath->m_storage.curve4(c1.x(), c1.y(), c2.x(), c2.y(), p.x(), p.y());
+ return 0;
+}
+
+GlyphTracerAgg::GlyphTracerAgg() : GlyphTracer()
+{
+ setMoveto(*traceMoveto);
+ setLineto(*traceLineto);
+ setConicBezier(*traceConicBezier);
+ setCubicBezier(*traceCubicBezier);
+}
+
+GlyphTracerAgg::~GlyphTracerAgg()
+{
+}
+
+void GlyphTracerAgg::correctGlyph(GlyphAffinePair *glyphAffine)
+{
+
+ // Take bezier path belonging to glyph (Note: that one is _UNMODIFIABLE_, once calculated)
+ const BezierPathAgg *path = static_cast<const BezierPathAgg *>(glyphAffine->glyph()->bezierPath());
+
+ BezierPathAgg *transformatedPath = static_cast<BezierPathAgg *>(allocBezierPath(0));
+ Affine &affine = glyphAffine->affine();
+ transformatedPath->copy_from(path->m_storage, affine);
+ glyphAffine->setTransformatedPath(transformatedPath);
+}
+
+BezierPath *GlyphTracerAgg::allocBezierPath(int)
+{
+ return new BezierPathAgg();
+}
+
+void GlyphTracerAgg::closePath(Glyph *glyph)
+{
+ BezierPathAgg *bpath = static_cast<BezierPathAgg *>(glyph->modifiableBezierPath());
+ bpath->m_storage.close_polygon();
+}
+
+// vim:ts=4:noet
diff --git a/ksvg/plugin/backends/agg/GlyphTracerAgg.h b/ksvg/plugin/backends/agg/GlyphTracerAgg.h
new file mode 100644
index 00000000..5fb24d4b
--- /dev/null
+++ b/ksvg/plugin/backends/agg/GlyphTracerAgg.h
@@ -0,0 +1,49 @@
+/*
+ Copyright (C) 2003 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 T2P_GLYPHTRACER_AGG_H
+#define T2P_GLYPHTRACER_AGG_H
+
+#include "GlyphTracer.h"
+
+// FreeType 2 includes
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+namespace T2P
+{
+ class Glyph;
+ class BezierPath;
+
+ class GlyphTracerAgg : public GlyphTracer
+ {
+ public:
+ GlyphTracerAgg();
+ ~GlyphTracerAgg();
+
+ virtual void correctGlyph(GlyphAffinePair *glyphAffine);
+ virtual BezierPath *allocBezierPath(int size);
+ virtual void closePath(Glyph *glyph);
+ };
+};
+
+#endif
+
+// vim:ts=4:noet
diff --git a/ksvg/plugin/backends/agg/Makefile.am b/ksvg/plugin/backends/agg/Makefile.am
new file mode 100644
index 00000000..4e883809
--- /dev/null
+++ b/ksvg/plugin/backends/agg/Makefile.am
@@ -0,0 +1,15 @@
+kde_module_LTLIBRARIES = libksvgrendereragg.la
+
+# Damn agg2 has no configuration querying possibility!
+AGG_CFLAGS = -I/cvs/agg2/include/
+AGG_LIBS = /cvs/agg2/src/libagg.a
+
+libksvgrendereragg_la_SOURCES = BezierPathAgg.cpp GlyphTracerAgg.cpp AggCanvas.cpp AggCanvasItems.cpp AggCanvasFactory.cpp
+libksvgrendereragg_la_LDFLAGS = -module $(KDE_PLUGIN) $(all_libraries)
+libksvgrendereragg_la_LIBADD = ../../../libksvg.la $(AGG_LIBS)
+libksvgrendereragg_la_METASOURCES = AUTO
+
+kde_services_DATA = ksvgaggcanvas.desktop
+
+KDE_CXXFLAGS = $(USE_EXCEPTIONS)
+INCLUDES = $(KDE_INCLUDES) $(AGG_CFLAGS) $(FREETYPE_CFLAGS) $(FONTCONFIG_CFLAGS) -I$(top_srcdir)/ksvg/dom -I$(top_srcdir)/ksvg/impl -I$(top_srcdir)/ksvg/ecma -I$(top_srcdir)/ksvg/core -I$(top_srcdir)/ksvg/impl/libs/art_support -I$(top_srcdir)/ksvg/impl/libs/libtext2path/src $(all_includes)
diff --git a/ksvg/plugin/backends/agg/ksvgaggcanvas.desktop b/ksvg/plugin/backends/agg/ksvgaggcanvas.desktop
new file mode 100644
index 00000000..ac51836b
--- /dev/null
+++ b/ksvg/plugin/backends/agg/ksvgaggcanvas.desktop
@@ -0,0 +1,101 @@
+[Desktop Entry]
+Type=Service
+ServiceTypes=KSVG/Renderer
+X-KDE-Library=libksvgrendereragg
+X-KSVG-InternalName=agg
+Name=KSVG Rendering Backend - Anti Grain Geometry
+Name[ar]=خلفية رسم ل KSVG - هندسة Anti Grain
+Name[bs]=KSVG renderiranje - Anti Grain Geometry
+Name[ca]=Representació en segon pla de KSVG - Geometria anti gra
+Name[cs]=Vykreslovací nástroj KSVG - Anti Grain Geometry
+Name[cy]=Ôl-wyneb Llunio KSVG - Geometreg Wrth-Raen
+Name[da]=Underliggende program for KSVG-visning - antikorn geometri
+Name[de]=KSVG-Darstellungsmodul - Antikörnungs-Geometrie
+Name[el]= Σύστημα υποστήριξης αποτύπωσης του KSVG - Anti Grain Geometry
+Name[es]=Motor de procesado de KSVG - Geometría suavizada
+Name[et]=KSVG renderdamise taustarakendus - teralisusevastane geomeetria (AGG)
+Name[eu]=KSVG errendatze programa - Anti Grain geometriarekin
+Name[fa]=پایانۀ پشتیبانی پرداخت KSVG - هندسۀ ضد ذره
+Name[fi]=KSVG-piirtäjän taustaohjelma - sileä geometria
+Name[fr]=Moteur de rendu KSVG - Anti Grain Geometry
+Name[gl]=Mecanismo de Interpretación KSVG - Xeometría Anti-gran
+Name[he]=מנוע רינדור KSVG
+Name[hi]=के-एसवीजी रेंडरिंग बैकएण्ड- एन्टी ग्रेन ज्यामिती
+Name[hu]=KSVG megjelenítő motor - AGG (Anti Grain Geometry)
+Name[is]=KSVG teiknari - Anti Grain Geometry
+Name[it]=Backend KSVG per il rendering - Geometrie senza sgranature
+Name[ja]=KSVG レンダリングバックエンド - Anti Grain Geometry
+Name[kk]=KSVG кескіндеу бағдарламасы - қиыршықтыққа қарсы геометриясы
+Name[km]=កម្មវិធី​សម្រាប់​បង្ហាញ KSVG - រាង​មិន​គ្រើម
+Name[lt]=KSVG atkūrimo programinė sąsaja - Anti Grain geometrija
+Name[ms]=Tepi Belakang KSVG - Geometri Anti Bijian
+Name[nb]=Modul for KSVG-tegning – antikorngeometri
+Name[nds]=KSVG-Dorstellhölper - Antigrissel-Geometrie
+Name[ne]=KSVG रेन्डरिङ ब्याकइन्ड - एन्टि ग्रेन ज्योमेट्रि
+Name[nl]=KSVG weergavecomponent - Anti Grain Geometry
+Name[nn]=Modul for KSVG-teikning – antikorngeometri
+Name[pl]=Narzędzie do renderowania KSVG - nieziarnista geometria
+Name[pt]=Infra-Estrutura de Desenho do KSVG - Geometria Anti-Grão
+Name[pt_BR]=Estrutura de Renderização do KSVG - Geometria Anti-Grain
+Name[ro]=Motor de randare KSVG - Anti Grain Geometry
+Name[ru]=Движок отрисовки KSVG - противозернистая геометрия
+Name[sk]=Nástroj pre zobrazovanie KSVG - antigranularitná geometria
+Name[sl]=Izrisovalnik KSVG - Protizrnska geometrija
+Name[sr]=KSVG-ов позадински систем за рендеровање — Противзрнаста геометрија
+Name[sr@Latn]=KSVG-ov pozadinski sistem za renderovanje — Protivzrnasta geometrija
+Name[sv]=KSVG-uppritningsmodul - geometri mot korninghet
+Name[ta]=KSVG வழங்கும் பின் அமைப்பு - ஆன்டி க்ரேன் ஜியோமெட்ரி
+Name[tg]=Лағжандаи тасовироти KSVG - геометрияи мутақобили гандумӣ
+Name[tr]=KSVG Derleme Aracı - Taneciksiz Geometri
+Name[uk]=Інтерфейс відтворення KSVG - AGG
+Name[zh_CN]=KSVG 渲染后端 - 反增长几何形状
+Name[zh_HK]=KSVG 合成後端 - Anti Grain Geometry
+Name[zh_TW]=KSVG 上色後端介面 - Anti Grain Geometry
+Comment=New, unstable ksvg rendering backend
+Comment[bs]=Novi, nestabilni ksvg renderiranje backend
+Comment[ca]=Nou, inestable representador en segon pla de ksvg
+Comment[cs]=Nový, nestabilní vykreslovací nástroj KSVG
+Comment[cy]=Ôl-wyneb llunio ksvg newydd, ansad
+Comment[da]=Nyt, ustabilt underliggende program til ksvg-visning
+Comment[de]=Neues, unausgereiftes KSVG-Darstellungsmodul
+Comment[el]=Νέο υπό ανάπτυξη σύστημα υποστήριξης αποτύπωσης
+Comment[es]=Nuevo motor de procesado de ksvg, inestable
+Comment[et]=Uus ebastabiilne ksvg renderdamise taustarakendus
+Comment[eu]=Berria, ksvg errendatze programa ezegonkorra
+Comment[fa]=جدید، پایانۀ پشتیبانی ناپایدار پرداخت ksvg
+Comment[fi]=Uusi epävakaa ksvg-piirtäjän taustaohjelma
+Comment[fr]=Nouveau moteur de rendu KSVG instable
+Comment[gl]=Novo e inestábel mecanismo de interpretación ksvg
+Comment[he]=חדש, מנוע רינדור לא יציב עבור KSVG
+Comment[hi]=नया, अस्थिर के-एसवीजी रेंडरिंग बैकएण्ड
+Comment[hu]=Új, még nem teljesen kiforrott megjelenítőmotor a KSVG-hez
+Comment[is]=Nýr og óstöðugur ksvg teiknari
+Comment[it]=Nuovo, instabile backend di KSVG per il rendering
+Comment[ja]=新しく、まだ開発途上の ksvg レンダリングバックエンド
+Comment[kk]=Жаңа, әлі тұрақсыз KSVG кескіндеу бағдарламасы
+Comment[km]=កម្មវិធី​សម្រាប់​បង្ហាញ ksvg ថ្មី​តែ​មិន​សូវ​ឋិតថេរ
+Comment[lt]=Nauja, nestabili ksvg atkūrimo programinė sąsaja
+Comment[ms]=Tepi Belakang Menrealisasi ksvg yang baru dan tidak stabil
+Comment[nb]=Ny og ustabil modul for ksvg-tegning
+Comment[nds]=Nieg, nich stevig KSVG-Dorstellhölper
+Comment[ne]=नयाँ, अस्थिर ksvg रेन्डरिङ ब्याकइन्ड
+Comment[nl]=Nieuwe, niet stabiele KSVG weergavecomponent
+Comment[nn]=Ny og ustabil modul for ksvg-teikning
+Comment[pl]=Nowe, niestabilne, narzędzie do renderowania KSVG
+Comment[pt]=Uma infra-estrutura de desenho do ksvg, nova e instável
+Comment[pt_BR]=Nova e instável estrutura de renderização do ksvg
+Comment[ro]=Motor de randare KSVG nou, netestat suficient
+Comment[ru]=Новый, нестабильный движок прорисовки ksvg
+Comment[sk]=Nová, nestabilná verzia nástroja pre zobrazovanie ksvg
+Comment[sl]=Nov, nestabilen izrisovalnik KSVG
+Comment[sr]=Нов, нестабилан KSVG-ов позадински систем за рендеровање
+Comment[sr@Latn]=Nov, nestabilan KSVG-ov pozadinski sistem za renderovanje
+Comment[sv]=Ny, instabil KSVG-uppritningsmodul
+Comment[ta]=புதிய, நிலையில்லாத ksvg வழங்கும் பின் அமைப்பு
+Comment[tg]=Лағжандаи ғайриустувори тасовироти ksvg-и нав
+Comment[tr]=Yeni, stabil olmayan ksvg derleme aracı
+Comment[uk]=Новий, нестабільний інтерфейс відтворення KSVG
+Comment[zh_CN]=新的不稳定的 ksvg 渲染后端
+Comment[zh_HK]=新但不穩定的 ksvg 合成後端
+Comment[zh_TW]=新的,不穩定的 ksvg 上色後端介面
+author=Rob Buis <buis@kde.org>