Merged hatch rendering code

(bzr r13611.1.8)

1 files changed, 86 insertions, 0 deletions

diff --git a/src/sp-hatch-path.h b/src/sp-hatch-path.h
new file mode 100644
index 000000000..ff091c6f9
--- /dev/null
+++ b/src/sp-hatch-path.h
@@ -0,0 +1,86 @@
+/** @file
+ * SVG <hatchPath> implementation
+ *//*
+ * Author:
+ *   Tomasz Boczkowski <penginsbacon@gmail.com>
+ *
+ * Copyright (C) 2014 Tomasz Boczkowski
+ *
+ * Released under GNU GPL, read the file 'COPYING' for more information
+ */
+
+#ifndef SEEN_SP_HATCH_PATH_H
+#define SEEN_SP_HATCH_PATH_H
+
+#include <list>
+#include <stddef.h>
+#include <glibmm/ustring.h>
+#include <sigc++/connection.h>
+
+#include "svg/svg-length.h"
+
+namespace Inkscape {
+
+class Drawing;
+class DrawingShape;
+
+}
+
+#define SP_HATCH_PATH(obj) (dynamic_cast<SPHatchPath*>((SPObject*)obj))
+#define SP_IS_HATCH_PATH(obj) (dynamic_cast<const SPHatchPath*>((SPObject*)obj) != NULL)
+
+class SPHatchPath : public SPObject {
+public:
+    SPHatchPath();
+	virtual ~SPHatchPath();
+
+	SVGLength offset;
+
+	void setCurve(SPCurve *curve, bool owner);
+
+    bool isValid() const;
+
+    Inkscape::DrawingItem *show(Inkscape::Drawing &drawing, unsigned int key);
+    void hide(unsigned int key);
+
+	void setStripExtents(unsigned int key, Geom::OptInterval const &extents);
+
+protected:
+	virtual void build(SPDocument* doc, Inkscape::XML::Node* repr);
+	virtual void release();
+	virtual void set(unsigned int key, const gchar* value);
+	virtual void update(SPCtx* ctx, unsigned int flags);
+
+private:
+    struct View {
+        View(Inkscape::DrawingShape *arenaitem, int key);
+        //Do not delete arenaitem in destructor.
+
+        Inkscape::DrawingShape *arenaitem;
+        Geom::OptInterval extents;
+        unsigned int key;
+    };
+    typedef std::list<SPHatchPath::View>::iterator ViewIterator;
+    std::list<View> _display;
+
+    gdouble _repeatLength() const;
+    void _updateView(View &view);
+
+    void _readHatchPathVector(char const *str, Geom::PathVector &pathv, bool &continous_join);
+
+    SPCurve *_curve;
+    bool _continuous;
+};
+
+#endif // SEEN_SP_HATCH_PATH_H
+
+/*
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :