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Viewing changes to src/sp-gaussian-blur.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Kees Cook, Kees Cook, Ted Gould
  • Date: 2008-02-10 14:20:16 UTC
  • mfrom: (1.1.6 upstream)
  • Revision ID: james.westby@ubuntu.com-20080210142016-vcnb2zqyhszu0xvb
Tags: 0.46~pre1-0ubuntu1
https://launchpad.net/bugs/183547
[ Kees Cook ]
* debian/control:
  - add libgtkspell-dev build-dep to gain GtkSpell features (LP: #183547).
  - update Standards version (no changes needed).
  - add Vcs and Homepage fields.
  - switch to new python-lxml dep.
* debian/{control,rules}: switch from dpatch to quilt for more sanity.
* debian/patches/20_fix_glib_and_gxx43_ftbfs.patch:
  - merged against upstream fixes.
  - added additional fixes for newly written code.
* debian/rules: enable parallel building.

[ Ted Gould ]
* Updating POTFILES.in to make it so things build correctly.
* debian/control:
  - add ImageMagick++ and libboost-dev to build-deps

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src/sp-gaussian-blur.cpp
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 */
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/*
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 * Authors:
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 *   hugo Rodrigues <haa.rodrigues@gmail.com>
 
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 *   Hugo Rodrigues <haa.rodrigues@gmail.com>
 
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 *   Niko Kiirala <niko@kiirala.com>
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 *
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 * Copyright (C) 2006 Hugo Rodrigues
 
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 * Copyright (C) 2006,2007 Authors
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 *
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 * Released under GNU GPL, read the file 'COPYING' for more information
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 */
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#include "sp-gaussian-blur.h"
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#include "xml/repr.h"
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#include "display/nr-filter.h"
 
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#include "display/nr-filter-primitive.h"
 
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#include "display/nr-filter-gaussian.h"
 
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#include "display/nr-filter-types.h"
 
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//#define SP_MACROS_SILENT
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//#include "macros.h"
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static void sp_gaussianBlur_set(SPObject *object, unsigned int key, gchar const *value);
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static void sp_gaussianBlur_update(SPObject *object, SPCtx *ctx, guint flags);
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static Inkscape::XML::Node *sp_gaussianBlur_write(SPObject *object, Inkscape::XML::Node *repr, guint flags);
 
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static void sp_gaussianBlur_build_renderer(SPFilterPrimitive *primitive, NR::Filter *filter);
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static SPFilterPrimitiveClass *gaussianBlur_parent_class;
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sp_gaussianBlur_class_init(SPGaussianBlurClass *klass)
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{
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    SPObjectClass *sp_object_class = (SPObjectClass *)klass;
 
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    SPFilterPrimitiveClass *sp_primitive_class = (SPFilterPrimitiveClass *)klass;
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    gaussianBlur_parent_class = (SPFilterPrimitiveClass *)g_type_class_peek_parent(klass);
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    sp_object_class->write = sp_gaussianBlur_write;
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    sp_object_class->set = sp_gaussianBlur_set;
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    sp_object_class->update = sp_gaussianBlur_update;
 
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    sp_primitive_class->build_renderer = sp_gaussianBlur_build_renderer;
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}
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static void
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sp_gaussianBlur_init(SPGaussianBlur *gaussianBlur)
 
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sp_gaussianBlur_init(SPGaussianBlur */*gaussianBlur*/)
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{
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}
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    SPGaussianBlur *gaussianBlur = SP_GAUSSIANBLUR(object);
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    switch(key) {
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    case SP_ATTR_STDDEVIATION:
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        gaussianBlur->stdDeviation.set(value);
 
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        case SP_ATTR_STDDEVIATION:
 
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            gaussianBlur->stdDeviation.set(value);
 
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            object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG);
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            break;
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        default:
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            if (((SPObjectClass *) gaussianBlur_parent_class)->set)
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static void
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sp_gaussianBlur_update(SPObject *object, SPCtx *ctx, guint flags)
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{
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    if (flags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG |
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                 SP_OBJECT_VIEWPORT_MODIFIED_FLAG)) {
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        /* do something to trigger redisplay, updates? */
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    if (flags & SP_OBJECT_MODIFIED_FLAG) {
 
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        sp_object_read_attr(object, "stdDeviation");
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    }
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    if (((SPObjectClass *) gaussianBlur_parent_class)->update) {
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            // is this sane?
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            // repr->mergeFrom(SP_OBJECT_REPR(object), "id");
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        } else {
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            repr = SP_OBJECT_REPR(object)->duplicate();
 
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            repr = SP_OBJECT_REPR(object)->duplicate(NULL); // FIXME
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        }
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    }
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    blur->stdDeviation.setOptNumber(optnum);
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}
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static void sp_gaussianBlur_build_renderer(SPFilterPrimitive *primitive, NR::Filter *filter) {
 
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    SPGaussianBlur *sp_blur = SP_GAUSSIANBLUR(primitive);
 
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    int handle = filter->add_primitive(NR::NR_FILTER_GAUSSIANBLUR);
 
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    NR::FilterPrimitive *nr_primitive = filter->get_primitive(handle);
 
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    NR::FilterGaussian *nr_blur = dynamic_cast<NR::FilterGaussian*>(nr_primitive);
 
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    sp_filter_primitive_renderer_common(primitive, nr_primitive);
 
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    gfloat num = sp_blur->stdDeviation.getNumber();
 
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    if (num >= 0.0) {
 
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        gfloat optnum = sp_blur->stdDeviation.getOptNumber();
 
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        if(optnum >= 0.0)
 
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            nr_blur->set_deviation((double) num, (double) optnum);
 
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        else
 
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            nr_blur->set_deviation((double) num);
 
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    }
 
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}
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/*
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  Local Variables: