summaryrefslogtreecommitdiffstats
path: root/src/sp-mesh-gradient.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/sp-mesh-gradient.cpp')
-rw-r--r--src/sp-mesh-gradient.cpp277
1 files changed, 0 insertions, 277 deletions
diff --git a/src/sp-mesh-gradient.cpp b/src/sp-mesh-gradient.cpp
deleted file mode 100644
index 572131c60..000000000
--- a/src/sp-mesh-gradient.cpp
+++ /dev/null
@@ -1,277 +0,0 @@
-#include <glibmm.h>
-
-#include "attributes.h"
-#include "display/cairo-utils.h"
-
-#include "sp-mesh-gradient.h"
-
-/*
- * Mesh Gradient
- */
-//#define MESH_DEBUG
-//#define OBJECT_TRACE
-
-SPMeshGradient::SPMeshGradient() : SPGradient(), type( SP_MESH_TYPE_COONS ), type_set(false) {
-#ifdef OBJECT_TRACE
- objectTrace( "SPMeshGradient::SPMeshGradient" );
-#endif
-
- // Start coordinate of mesh
- this->x.unset(SVGLength::NONE, 0.0, 0.0);
- this->y.unset(SVGLength::NONE, 0.0, 0.0);
-
-#ifdef OBJECT_TRACE
- objectTrace( "SPMeshGradient::SPMeshGradient", false );
-#endif
-}
-
-SPMeshGradient::~SPMeshGradient() {
-#ifdef OBJECT_TRACE
- objectTrace( "SPMeshGradient::~SPMeshGradient (empty function)" );
- objectTrace( "SPMeshGradient::~SPMeshGradient", false );
-#endif
-}
-
-void SPMeshGradient::build(SPDocument *document, Inkscape::XML::Node *repr) {
-#ifdef OBJECT_TRACE
- objectTrace( "SPMeshGradient::build" );
-#endif
-
- SPGradient::build(document, repr);
-
- // Start coordinate of meshgradient
- this->readAttr( "x" );
- this->readAttr( "y" );
-
- this->readAttr( "type" );
-
-#ifdef OBJECT_TRACE
- objectTrace( "SPMeshGradient::build", false );
-#endif
-}
-
-
-void SPMeshGradient::set(unsigned key, gchar const *value) {
-#ifdef OBJECT_TRACE
- objectTrace( "SPMeshGradient::set" );
-#endif
-
- switch (key) {
- case SP_ATTR_X:
- if (!this->x.read(value)) {
- this->x.unset(SVGLength::NONE, 0.0, 0.0);
- }
-
- this->requestModified(SP_OBJECT_MODIFIED_FLAG);
- break;
-
- case SP_ATTR_Y:
- if (!this->y.read(value)) {
- this->y.unset(SVGLength::NONE, 0.0, 0.0);
- }
-
- this->requestModified(SP_OBJECT_MODIFIED_FLAG);
- break;
-
- case SP_ATTR_TYPE:
- if (value) {
- if (!strcmp(value, "coons")) {
- this->type = SP_MESH_TYPE_COONS;
- } else if (!strcmp(value, "bicubic")) {
- this->type = SP_MESH_TYPE_BICUBIC;
- } else {
- std::cerr << "SPMeshGradient::set(): invalid value " << value << std::endl;
- }
- this->type_set = TRUE;
- } else {
- // std::cout << "SPMeshGradient::set() No value " << std::endl;
- this->type = SP_MESH_TYPE_COONS;
- this->type_set = FALSE;
- }
-
- this->requestModified(SP_OBJECT_MODIFIED_FLAG);
- break;
-
- default:
- SPGradient::set(key, value);
- break;
- }
-
-#ifdef OBJECT_TRACE
- objectTrace( "SPMeshGradient::set", false );
-#endif
-}
-
-/**
- * Write mesh gradient attributes to associated repr.
- */
-Inkscape::XML::Node* SPMeshGradient::write(Inkscape::XML::Document *xml_doc, Inkscape::XML::Node *repr, guint flags) {
-#ifdef OBJECT_TRACE
- objectTrace( "SPMeshGradient::write", false );
-#endif
-
- if ((flags & SP_OBJECT_WRITE_BUILD) && !repr) {
- repr = xml_doc->createElement("svg:meshgradient");
- }
-
- if ((flags & SP_OBJECT_WRITE_ALL) || this->x._set) {
- sp_repr_set_svg_double(repr, "x", this->x.computed);
- }
-
- if ((flags & SP_OBJECT_WRITE_ALL) || this->y._set) {
- sp_repr_set_svg_double(repr, "y", this->y.computed);
- }
-
- if ((flags & SP_OBJECT_WRITE_ALL) || this->type_set) {
- switch (this->type) {
- case SP_MESH_TYPE_COONS:
- repr->setAttribute("type", "coons");
- break;
- case SP_MESH_TYPE_BICUBIC:
- repr->setAttribute("type", "bicubic");
- break;
- default:
- // Do nothing
- break;
- }
- }
-
- SPGradient::write(xml_doc, repr, flags);
-
-#ifdef OBJECT_TRACE
- objectTrace( "SPMeshGradient::write", false );
-#endif
- return repr;
-}
-
-cairo_pattern_t* SPMeshGradient::pattern_new(cairo_t * /*ct*/,
-#if defined(MESH_DEBUG) || (CAIRO_VERSION >= CAIRO_VERSION_ENCODE(1, 11, 4))
- Geom::OptRect const &bbox,
- double opacity
-#else
- Geom::OptRect const & /*bbox*/,
- double /*opacity*/
-#endif
- )
-{
- using Geom::X;
- using Geom::Y;
-
-#ifdef MESH_DEBUG
- std::cout << "sp_meshgradient_create_pattern: " << (*bbox) << " " << opacity << std::endl;
-#endif
-
- this->ensureArray();
-
- cairo_pattern_t *cp = NULL;
-
-#if CAIRO_VERSION >= CAIRO_VERSION_ENCODE(1, 11, 4)
- SPMeshNodeArray* my_array = &array;
-
- if( type_set ) {
- switch (type) {
- case SP_MESH_TYPE_COONS:
- // std::cout << "SPMeshGradient::pattern_new: Coons" << std::endl;
- break;
- case SP_MESH_TYPE_BICUBIC:
- array.bicubic( &array_smoothed, type );
- my_array = &array_smoothed;
- break;
- }
- }
-
- cp = cairo_pattern_create_mesh();
-
- for( unsigned int i = 0; i < my_array->patch_rows(); ++i ) {
- for( unsigned int j = 0; j < my_array->patch_columns(); ++j ) {
-
- SPMeshPatchI patch( &(my_array->nodes), i, j );
-
- cairo_mesh_pattern_begin_patch( cp );
- cairo_mesh_pattern_move_to( cp, patch.getPoint( 0, 0 )[X], patch.getPoint( 0, 0 )[Y] );
-
- for( unsigned int k = 0; k < 4; ++k ) {
-#ifdef DEBUG_MESH
- std::cout << i << " " << j << " "
- << patch.getPathType( k ) << " (";
- for( int p = 0; p < 4; ++p ) {
- std::cout << patch.getPoint( k, p );
- }
- std::cout << ") "
- << patch.getColor( k ).toString() << std::endl;
-#endif
-
- switch ( patch.getPathType( k ) ) {
- case 'l':
- case 'L':
- case 'z':
- case 'Z':
- cairo_mesh_pattern_line_to( cp,
- patch.getPoint( k, 3 )[X],
- patch.getPoint( k, 3 )[Y] );
- break;
- case 'c':
- case 'C':
- {
- std::vector< Geom::Point > pts = patch.getPointsForSide( k );
- cairo_mesh_pattern_curve_to( cp,
- pts[1][X], pts[1][Y],
- pts[2][X], pts[2][Y],
- pts[3][X], pts[3][Y] );
- break;
- }
- default:
- // Shouldn't happen
- std::cout << "sp_mesh_create_pattern: path error" << std::endl;
- }
-
- if( patch.tensorIsSet(k) ) {
- // Tensor point defined relative to corner.
- Geom::Point t = patch.getTensorPoint(k);
- cairo_mesh_pattern_set_control_point( cp, k, t[X], t[Y] );
- //std::cout << " sp_mesh_create_pattern: tensor " << k
- // << " set to " << t << "." << std::endl;
- } else {
- // Geom::Point t = patch.coonsTensorPoint(k);
- //std::cout << " sp_mesh_create_pattern: tensor " << k
- // << " calculated as " << t << "." <<std::endl;
- }
-
- cairo_mesh_pattern_set_corner_color_rgba(
- cp, k,
- patch.getColor( k ).v.c[0],
- patch.getColor( k ).v.c[1],
- patch.getColor( k ).v.c[2],
- patch.getOpacity( k ) * opacity );
- }
-
- cairo_mesh_pattern_end_patch( cp );
- }
- }
-
- // set pattern matrix
- Geom::Affine gs2user = this->gradientTransform;
- if (this->getUnits() == SP_GRADIENT_UNITS_OBJECTBOUNDINGBOX) {
- Geom::Affine bbox2user(bbox->width(), 0, 0, bbox->height(), bbox->left(), bbox->top());
- gs2user *= bbox2user;
- }
- ink_cairo_pattern_set_matrix(cp, gs2user.inverse());
-
-#else
- static bool shown = false;
- if( !shown ) {
- std::cout << "sp_mesh_create_pattern: needs cairo >= 1.11.4, using "
- << cairo_version_string() << std::endl;
- shown = true;
- }
-#endif
-
- /*
- cairo_pattern_t *cp = cairo_pattern_create_radial(
- rg->fx.computed, rg->fy.computed, 0,
- rg->cx.computed, rg->cy.computed, rg->r.computed);
- sp_gradient_pattern_common_setup(cp, gr, bbox, opacity);
- */
-
- return cp;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2026-05-19 22:31:34 +0000