index f7c50971b4e617992ddad7ab524b9df863ac0324..b50d849751ca8a8ede7013904ed7451c2b2fcc20 100644 (file)
*/
/*
* Authors:
+ * Felipe CorrĂȘa da Silva Sanches <felipe.sanches@gmail.com>
* hugo Rodrigues <haa.rodrigues@gmail.com>
*
* Copyright (C) 2006 Hugo Rodrigues
# include "config.h"
#endif
+#include <string.h>
+
+#include <vector>
#include "attributes.h"
#include "svg/svg.h"
#include "sp-feconvolvematrix.h"
+#include "helper-fns.h"
#include "xml/repr.h"
-
+#include "display/nr-filter-convolve-matrix.h"
+#include <math.h>
/* FeConvolveMatrix base class */
static void sp_feConvolveMatrix_set(SPObject *object, unsigned int key, gchar const *value);
static void sp_feConvolveMatrix_update(SPObject *object, SPCtx *ctx, guint flags);
static Inkscape::XML::Node *sp_feConvolveMatrix_write(SPObject *object, Inkscape::XML::Node *repr, guint flags);
+static void sp_feConvolveMatrix_build_renderer(SPFilterPrimitive *primitive, NR::Filter *filter);
static SPFilterPrimitiveClass *feConvolveMatrix_parent_class;
sp_feConvolveMatrix_class_init(SPFeConvolveMatrixClass *klass)
{
SPObjectClass *sp_object_class = (SPObjectClass *)klass;
+ SPFilterPrimitiveClass *sp_primitive_class = (SPFilterPrimitiveClass *)klass;
feConvolveMatrix_parent_class = (SPFilterPrimitiveClass*)g_type_class_peek_parent(klass);
sp_object_class->write = sp_feConvolveMatrix_write;
sp_object_class->set = sp_feConvolveMatrix_set;
sp_object_class->update = sp_feConvolveMatrix_update;
+
+ sp_primitive_class->build_renderer = sp_feConvolveMatrix_build_renderer;
}
static void
sp_feConvolveMatrix_init(SPFeConvolveMatrix *feConvolveMatrix)
{
+ //Setting default values:
+ feConvolveMatrix->order.set("3 3");
+ feConvolveMatrix->targetX = 1;
+ feConvolveMatrix->targetY = 1;
+ feConvolveMatrix->edgeMode = NR::CONVOLVEMATRIX_EDGEMODE_DUPLICATE;
+ feConvolveMatrix->preserveAlpha = false;
+
+ //some helper variables:
+ feConvolveMatrix->targetXIsSet = false;
+ feConvolveMatrix->targetYIsSet = false;
+ feConvolveMatrix->kernelMatrixIsSet = false;
}
/**
@@ -89,6 +110,15 @@ sp_feConvolveMatrix_build(SPObject *object, SPDocument *document, Inkscape::XML:
}
/*LOAD ATTRIBUTES FROM REPR HERE*/
+ sp_object_read_attr(object, "order");
+ sp_object_read_attr(object, "kernelMatrix");
+ sp_object_read_attr(object, "divisor");
+ sp_object_read_attr(object, "bias");
+ sp_object_read_attr(object, "targetX");
+ sp_object_read_attr(object, "targetY");
+ sp_object_read_attr(object, "edgeMode");
+ sp_object_read_attr(object, "kernelUnitLength");
+ sp_object_read_attr(object, "preserveAlpha");
}
/**
((SPObjectClass *) feConvolveMatrix_parent_class)->release(object);
}
+static NR::FilterConvolveMatrixEdgeMode sp_feConvolveMatrix_read_edgeMode(gchar const *value){
+ if (!value) return NR::CONVOLVEMATRIX_EDGEMODE_DUPLICATE; //duplicate is default
+ switch(value[0]){
+ case 'd':
+ if (strncmp(value, "duplicate", 9) == 0) return NR::CONVOLVEMATRIX_EDGEMODE_DUPLICATE;
+ break;
+ case 'w':
+ if (strncmp(value, "wrap", 4) == 0) return NR::CONVOLVEMATRIX_EDGEMODE_WRAP;
+ break;
+ case 'n':
+ if (strncmp(value, "none", 4) == 0) return NR::CONVOLVEMATRIX_EDGEMODE_NONE;
+ break;
+ }
+ return NR::CONVOLVEMATRIX_EDGEMODE_DUPLICATE; //duplicate is default
+}
+
/**
* Sets a specific value in the SPFeConvolveMatrix.
*/
sp_feConvolveMatrix_set(SPObject *object, unsigned int key, gchar const *value)
{
SPFeConvolveMatrix *feConvolveMatrix = SP_FECONVOLVEMATRIX(object);
-
- switch(key) {\r
+ (void)feConvolveMatrix;
+ double read_num;
+ int read_int;
+ bool read_bool;
+ NR::FilterConvolveMatrixEdgeMode read_mode;
+
+ switch(key) {
/*DEAL WITH SETTING ATTRIBUTES HERE*/
+ case SP_ATTR_ORDER:
+ feConvolveMatrix->order.set(value);
+ //From SVG spec: If <orderY> is not provided, it defaults to <orderX>.
+ if (feConvolveMatrix->order.optNumIsSet() == false)
+ feConvolveMatrix->order.setOptNumber(feConvolveMatrix->order.getNumber());
+ if (feConvolveMatrix->targetXIsSet == false) feConvolveMatrix->targetX = (int) floor(feConvolveMatrix->order.getNumber()/2);
+ if (feConvolveMatrix->targetYIsSet == false) feConvolveMatrix->targetY = (int) floor(feConvolveMatrix->order.getOptNumber()/2);
+ object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG);
+ break;
+ case SP_ATTR_KERNELMATRIX:
+ if (value){
+ feConvolveMatrix->kernelMatrixIsSet = true;
+ feConvolveMatrix->kernelMatrix = helperfns_read_vector(value, (int) (feConvolveMatrix->order.getNumber() * feConvolveMatrix->order.getOptNumber()));
+ object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG);
+ } else {
+ g_warning("You MUST pass a kernelMatrix parameter!");
+ }
+ break;
+ case SP_ATTR_DIVISOR:
+ if (!value){
+ read_num = 1;
+ } else {
+ read_num = helperfns_read_number(value);
+ if (read_num == 0) {
+ if (feConvolveMatrix->kernelMatrixIsSet){
+ g_warning("You shouldn't pass a divisor value equal to 0! Assuming the sum of all values in kernelMatrix as the default value.");
+ for (unsigned int i = 0; i< feConvolveMatrix->kernelMatrix.size(); i++)
+ read_num += feConvolveMatrix->kernelMatrix[i];
+ } else {
+ g_warning("You shouldn't pass a divisor value equal to 0! Assuming 1 as the default value.");
+ read_num = 1;
+ }
+ }
+ }
+ if (read_num != feConvolveMatrix->divisor){
+ feConvolveMatrix->divisor = read_num;
+ object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG);
+ }
+ break;
+ case SP_ATTR_BIAS:
+ read_num = 0;
+ if (value) read_num = helperfns_read_number(value);
+ if (read_num != feConvolveMatrix->bias){
+ feConvolveMatrix->bias = read_num;
+ object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG);
+ }
+ break;
+ case SP_ATTR_TARGETX:
+ read_int = (int) helperfns_read_number(value);
+ if (read_int < 0 || read_int > feConvolveMatrix->order.getNumber()){
+ g_warning("targetX must be a value between 0 and orderX! Assuming orderX as default value.");
+ read_int = (int) feConvolveMatrix->order.getNumber();
+ }
+ feConvolveMatrix->targetXIsSet = true;
+ if (read_int != feConvolveMatrix->targetX){
+ feConvolveMatrix->targetX = read_int;
+ object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG);
+ }
+ break;
+ case SP_ATTR_TARGETY:
+ read_int = (int) helperfns_read_number(value);
+ if (read_int < 0 || read_int > feConvolveMatrix->order.getOptNumber()){
+ g_warning("targetY must be a value between 0 and orderY! Assuming orderY as default value.");
+ read_int = (int) feConvolveMatrix->order.getOptNumber();
+ }
+ feConvolveMatrix->targetYIsSet = true;
+ if (read_int != feConvolveMatrix->targetY){
+ feConvolveMatrix->targetY = read_int;
+ object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG);
+ }
+ break;
+ case SP_ATTR_EDGEMODE:
+ read_mode = sp_feConvolveMatrix_read_edgeMode(value);
+ if (read_mode != feConvolveMatrix->edgeMode){
+ feConvolveMatrix->edgeMode = read_mode;
+ object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG);
+ }
+ break;
+ case SP_ATTR_KERNELUNITLENGTH:
+ feConvolveMatrix->kernelUnitLength.set(value);
+ //From SVG spec: If the <dy> value is not specified, it defaults to the same value as <dx>.
+ if (feConvolveMatrix->kernelUnitLength.optNumIsSet() == false)
+ feConvolveMatrix->kernelUnitLength.setOptNumber(feConvolveMatrix->kernelUnitLength.getNumber());
+ object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG);
+ break;
+ case SP_ATTR_PRESERVEALPHA:
+ read_bool = helperfns_read_bool(value, false);
+ if (read_bool != feConvolveMatrix->preserveAlpha){
+ feConvolveMatrix->preserveAlpha = read_bool;
+ object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG);
+ }
+ break;
default:
if (((SPObjectClass *) feConvolveMatrix_parent_class)->set)
((SPObjectClass *) feConvolveMatrix_parent_class)->set(object, key, value);
@@ -147,9 +290,9 @@ sp_feConvolveMatrix_write(SPObject *object, Inkscape::XML::Node *repr, guint fla
if (flags & SP_OBJECT_WRITE_EXT) {
if (repr) {
// is this sane?
- repr->mergeFrom(SP_OBJECT_REPR(object), "id");
+ //repr->mergeFrom(SP_OBJECT_REPR(object), "id");
} else {
- repr = SP_OBJECT_REPR(object)->duplicate();
+ repr = SP_OBJECT_REPR(object)->duplicate(NULL); // FIXME
}
}
@@ -160,7 +303,29 @@ sp_feConvolveMatrix_write(SPObject *object, Inkscape::XML::Node *repr, guint fla
return repr;
}
+static void sp_feConvolveMatrix_build_renderer(SPFilterPrimitive *primitive, NR::Filter *filter) {
+ g_assert(primitive != NULL);
+ g_assert(filter != NULL);
+
+ SPFeConvolveMatrix *sp_convolve = SP_FECONVOLVEMATRIX(primitive);
+
+ int primitive_n = filter->add_primitive(NR::NR_FILTER_CONVOLVEMATRIX);
+ NR::FilterPrimitive *nr_primitive = filter->get_primitive(primitive_n);
+ NR::FilterConvolveMatrix *nr_convolve = dynamic_cast<NR::FilterConvolveMatrix*>(nr_primitive);
+ g_assert(nr_convolve != NULL);
+ sp_filter_primitive_renderer_common(primitive, nr_primitive);
+
+ nr_convolve->set_targetX(sp_convolve->targetX);
+ nr_convolve->set_targetY(sp_convolve->targetY);
+ nr_convolve->set_orderX( (int)sp_convolve->order.getNumber() );
+ nr_convolve->set_orderY( (int)sp_convolve->order.getOptNumber() );
+ nr_convolve->set_kernelMatrix(sp_convolve->kernelMatrix);
+ nr_convolve->set_divisor(sp_convolve->divisor);
+ nr_convolve->set_bias(sp_convolve->bias);
+ nr_convolve->set_preserveAlpha(sp_convolve->preserveAlpha);
+
+}
/*
Local Variables:
mode:c++