add lpe-Boolops

(bzr r6334)

6 files changed, 142 insertions, 0 deletions

diff --git a/src/live_effects/CMakeLists.txt b/src/live_effects/CMakeLists.txt
index c50c10357..79d403601 100644
--- a/src/live_effects/CMakeLists.txt
+++ b/src/live_effects/CMakeLists.txt
@@ -2,6 +2,7 @@ SET(live_effects_SRC
 bezctx.cpp
 effect.cpp
 lpe-bendpath.cpp
+lpe-boolops.cpp
 lpe-circle_with_radius.cpp
 lpe-constructgrid.cpp
 lpe-curvestitch.cpp
diff --git a/src/live_effects/Makefile_insert b/src/live_effects/Makefile_insert
index d3f50cd9a..e651418d3 100644
--- a/src/live_effects/Makefile_insert
+++ b/src/live_effects/Makefile_insert
@@ -18,6 +18,8 @@ live_effects_liblive_effects_a_SOURCES = \
 	live_effects/lpe-patternalongpath.h	\
 	live_effects/lpe-bendpath.cpp	\
 	live_effects/lpe-bendpath.h	\
+	live_effects/lpe-boolops.cpp	\
+	live_effects/lpe-boolops.h	\
 	live_effects/lpe-sketch.cpp	\
 	live_effects/lpe-sketch.h	\
 	live_effects/lpe-knot.cpp	\
diff --git a/src/live_effects/effect.cpp b/src/live_effects/effect.cpp
index 4c74d56a6..ad9024772 100644
--- a/src/live_effects/effect.cpp
+++ b/src/live_effects/effect.cpp
@@ -62,6 +62,7 @@
 #include "live_effects/lpe-copy_rotate.h"
 #include "live_effects/lpe-offset.h"
 #include "live_effects/lpe-ruler.h"
+#include "live_effects/lpe-boolops.h"
 // end of includes
 
 namespace Inkscape {
@@ -96,6 +97,7 @@ const Util::EnumData<EffectType> LPETypeData[INVALID_LPE] = {
     {COPY_ROTATE, N_("Rotate copies"), "copy_rotate"},
     {OFFSET, N_("Offset"), "offset"},
     {RULER, N_("Ruler"), "ruler"},
+    {BOOLOPS, N_("Boolops"), "boolops"},
 };
 const Util::EnumDataConverter<EffectType> LPETypeConverter(LPETypeData, INVALID_LPE);
 
@@ -178,6 +180,9 @@ Effect::New(EffectType lpenr, LivePathEffectObject *lpeobj)
         case RULER:
             neweffect = static_cast<Effect*> ( new LPERuler(lpeobj) );
             break;
+        case BOOLOPS:
+            neweffect = static_cast<Effect*> ( new LPEBoolops(lpeobj) );
+            break;
         default:
             g_warning("LivePathEffect::Effect::New   called with invalid patheffect type (%d)", lpenr);
             neweffect = NULL;
diff --git a/src/live_effects/effect.h b/src/live_effects/effect.h
index fbaf8f867..c72f659f7 100644
--- a/src/live_effects/effect.h
+++ b/src/live_effects/effect.h
@@ -77,6 +77,7 @@ enum EffectType {
     COPY_ROTATE,
     OFFSET,
     RULER,
+    BOOLOPS,
     INVALID_LPE // This must be last
 };
 
diff --git a/src/live_effects/lpe-boolops.cpp b/src/live_effects/lpe-boolops.cpp
new file mode 100644
index 000000000..1198df6c9
--- /dev/null
+++ b/src/live_effects/lpe-boolops.cpp
@@ -0,0 +1,80 @@
+#define INKSCAPE_LPE_BOOLOPS_CPP
+/** \file
+ * LPE boolops implementation
+ */
+/*
+ * Authors:
+ *   Johan Engelen
+ *
+ * Copyright (C) Johan Engelen 2007-2008 <j.b.c.engelen@utwente.nl>
+ *
+ * Released under GNU GPL, read the file 'COPYING' for more information
+ */
+
+#include "live_effects/lpe-boolops.h"
+
+#include <2geom/path.h>
+#include <2geom/shape.h>
+
+namespace Inkscape {
+namespace LivePathEffect {
+
+static const Util::EnumData<unsigned> BoolopTypeData[] = {
+    {Geom::BOOLOP_NULL          , N_("Null"), "null"},
+    {Geom::BOOLOP_INTERSECT     , N_("Intersect"), "intersect"},
+    {Geom::BOOLOP_SUBTRACT_A_B  , N_("Subtract A-B"), "subtract_a_b"},
+    {Geom::BOOLOP_IDENTITY_A    , N_("Identity A"), "identity_a"},
+    {Geom::BOOLOP_SUBTRACT_B_A  , N_("Subtract B-A"), "subtract_b_a"},
+    {Geom::BOOLOP_IDENTITY_B    , N_("Identity B"), "identity_b"},
+    {Geom::BOOLOP_EXCLUSION     , N_("Exclusion"), "Exclusion"},
+    {Geom::BOOLOP_UNION         , N_("Union"), "Union"}
+};
+static const Util::EnumDataConverter<unsigned> BoolopTypeConverter(BoolopTypeData, sizeof(BoolopTypeData)/sizeof(*BoolopTypeData));
+
+LPEBoolops::LPEBoolops(LivePathEffectObject *lpeobject) :
+    Effect(lpeobject),
+    bool_path(_("2nd path"), _("Path to which the original path will be boolop'ed."), "path_2nd", &wr, this, "M0,0 L1,0"),
+    boolop_type(_("Boolop type"), _("Determines which kind of boolop will be performed."), "boolop_type", BoolopTypeConverter, &wr, this, Geom::BOOLOP_UNION)
+{
+    show_orig_path = true;
+
+    registerParameter( dynamic_cast<Parameter *>(&boolop_type) );
+    registerParameter( dynamic_cast<Parameter *>(&bool_path) );
+}
+
+LPEBoolops::~LPEBoolops()
+{
+
+}
+
+
+Geom::PathVector
+LPEBoolops::doEffect_path (Geom::PathVector const & path_in)
+{
+    std::vector<Geom::Path> path_out;
+
+    Geom::Shape shape_in = Geom::sanitize(path_in);
+
+    Geom::Shape shape_param = Geom::sanitize(bool_path.get_pathvector());
+
+    Geom::Shape shape_out = Geom::boolop(shape_in, shape_param, boolop_type.get_value());
+
+    path_out = Geom::desanitize(shape_out);
+
+    return path_out;
+}
+
+
+} //namespace LivePathEffect
+} /* namespace Inkscape */
+
+/*
+  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 :
diff --git a/src/live_effects/lpe-boolops.h b/src/live_effects/lpe-boolops.h
new file mode 100644
index 000000000..8040c1df6
--- /dev/null
+++ b/src/live_effects/lpe-boolops.h
@@ -0,0 +1,53 @@
+#ifndef INKSCAPE_LPE_BOOLOPS_H
+#define INKSCAPE_LPE_BOOLOPS_H
+
+/** \file
+ * LPE boolops implementation, see lpe-boolops.cpp.
+ */
+
+/*
+ * Authors:
+ *   Johan Engelen
+ *
+ * Copyright (C) Johan Engelen 2007-2008 <j.b.c.engelen@utwente.nl>
+ *
+ * Released under GNU GPL, read the file 'COPYING' for more information
+ */
+
+#include "live_effects/effect.h"
+#include "live_effects/parameter/enum.h"
+#include "live_effects/parameter/path.h"
+
+namespace Inkscape {
+namespace LivePathEffect {
+
+class LPEBoolops : public Effect {
+public:
+    LPEBoolops(LivePathEffectObject *lpeobject);
+    virtual ~LPEBoolops();
+
+    virtual std::vector<Geom::Path> doEffect_path (std::vector<Geom::Path> const & path_in);
+
+private:
+    PathParam bool_path;
+    EnumParam<unsigned> boolop_type;
+
+    LPEBoolops(const LPEBoolops&);
+    LPEBoolops& operator=(const LPEBoolops&);
+};
+
+} //namespace LivePathEffect
+} //namespace Inkscape
+
+#endif  // INKSCAPE_LPE_BOOLOPS_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 :