diff --git a/src/sp-rect.cpp b/src/sp-rect.cpp
index edcea21a24cd757af5bfb77e28a2474ae9d61e37..94be7551b3a00a5db40c24ada82fdb4ff99be567 100644 (file)
--- a/src/sp-rect.cpp
+++ b/src/sp-rect.cpp
-#define __SP_RECT_C__
-
/*
* SVG <rect> implementation
*
#include <display/curve.h>
-#include <libnr/nr-matrix-div.h>
+#include <libnr/nr-matrix-ops.h>
#include <libnr/nr-matrix-fns.h>
+#include <2geom/rect.h>
+#include "inkscape.h"
+#include "document.h"
#include "attributes.h"
#include "style.h"
#include "sp-rect.h"
#include <glibmm/i18n.h>
#include "xml/repr.h"
+#include "sp-guide.h"
+#include "preferences.h"
#define noRECT_VERBOSE
static void sp_rect_build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr);
static void sp_rect_set(SPObject *object, unsigned key, gchar const *value);
static void sp_rect_update(SPObject *object, SPCtx *ctx, guint flags);
-static Inkscape::XML::Node *sp_rect_write(SPObject *object, Inkscape::XML::Node *repr, guint flags);
+static Inkscape::XML::Node *sp_rect_write(SPObject *object, Inkscape::XML::Document *doc, Inkscape::XML::Node *repr, guint flags);
static gchar *sp_rect_description(SPItem *item);
-static NR::Matrix sp_rect_set_transform(SPItem *item, NR::Matrix const &xform);
+static Geom::Matrix sp_rect_set_transform(SPItem *item, Geom::Matrix const &xform);
+static void sp_rect_convert_to_guides(SPItem *item);
static void sp_rect_set_shape(SPShape *shape);
+static void sp_rect_snappoints(SPItem const *item, std::vector<Inkscape::SnapCandidatePoint> &p, Inkscape::SnapPreferences const *snapprefs);
static SPShapeClass *parent_class;
item_class->description = sp_rect_description;
item_class->set_transform = sp_rect_set_transform;
+ item_class->convert_to_guides = sp_rect_convert_to_guides;
+ item_class->snappoints = sp_rect_snappoints; //override the default sp_shape_snappoints; see sp_rect_snappoints for details
shape_class->set_shape = sp_rect_set_shape;
}
static void
-sp_rect_init(SPRect *rect)
+sp_rect_init(SPRect */*rect*/)
{
/* Initializing to zero is automatic */
/* sp_svg_length_unset(&rect->x, SP_SVG_UNIT_NONE, 0.0, 0.0); */
static void
sp_rect_build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr)
{
- SPRect *rect = SP_RECT(object);
-
if (((SPObjectClass *) parent_class)->build)
((SPObjectClass *) parent_class)->build(object, document, repr);
- sp_object_read_attr(object, "x");
- sp_object_read_attr(object, "y");
- sp_object_read_attr(object, "width");
- sp_object_read_attr(object, "height");
- sp_object_read_attr(object, "rx");
- sp_object_read_attr(object, "ry");
-
- Inkscape::Version const version = sp_object_get_sodipodi_version(object);
-
- if ( version.major == 0 && version.minor == 29 ) {
- if (rect->rx._set && rect->ry._set) {
- /* 0.29 treated 0.0 radius as missing value */
- if ((rect->rx.value != 0.0) && (rect->ry.value == 0.0)) {
- repr->setAttribute("ry", NULL);
- sp_object_read_attr(object, "ry");
- } else if ((rect->ry.value != 0.0) && (rect->rx.value == 0.0)) {
- repr->setAttribute("rx", NULL);
- sp_object_read_attr(object, "rx");
- }
- }
- }
+ object->readAttr( "x" );
+ object->readAttr( "y" );
+ object->readAttr( "width" );
+ object->readAttr( "height" );
+ object->readAttr( "rx" );
+ object->readAttr( "ry" );
}
static void
SPRect *rect = (SPRect *) object;
SPStyle *style = object->style;
SPItemCtx const *ictx = (SPItemCtx const *) ctx;
- double const d = NR::expansion(ictx->i2vp);
- double const w = (ictx->vp.x1 - ictx->vp.x0) / d;
- double const h = (ictx->vp.y1 - ictx->vp.y0) / d;
+ double const w = (ictx->vp.x1 - ictx->vp.x0);
+ double const h = (ictx->vp.y1 - ictx->vp.y0);
double const em = style->font_size.computed;
double const ex = 0.5 * em; // fixme: get x height from pango or libnrtype.
rect->x.update(em, ex, w);
rect->height.update(em, ex, h);
rect->rx.update(em, ex, w);
rect->ry.update(em, ex, h);
- sp_shape_set_shape((SPShape *) object);
+ ((SPShape *) object)->setShape();
flags &= ~SP_OBJECT_USER_MODIFIED_FLAG_B; // since we change the description, it's not a "just translation" anymore
}
}
static Inkscape::XML::Node *
-sp_rect_write(SPObject *object, Inkscape::XML::Node *repr, guint flags)
+sp_rect_write(SPObject *object, Inkscape::XML::Document *xml_doc, Inkscape::XML::Node *repr, guint flags)
{
SPRect *rect = SP_RECT(object);
if ((flags & SP_OBJECT_WRITE_BUILD) && !repr) {
- repr = sp_repr_new("svg:rect");
+ repr = xml_doc->createElement("svg:rect");
}
sp_repr_set_svg_double(repr, "width", rect->width.computed);
sp_repr_set_svg_double(repr, "y", rect->y.computed);
if (((SPObjectClass *) parent_class)->write)
- ((SPObjectClass *) parent_class)->write(object, repr, flags);
+ ((SPObjectClass *) parent_class)->write(object, xml_doc, repr, flags);
return repr;
}
{
SPRect *rect = (SPRect *) shape;
- if ((rect->height.computed < 1e-18) || (rect->width.computed < 1e-18)) return;
+ if ((rect->height.computed < 1e-18) || (rect->width.computed < 1e-18)) {
+ SP_SHAPE(rect)->setCurveInsync( NULL, TRUE);
+ return;
+ }
- SPCurve *c = sp_curve_new();
+ SPCurve *c = new SPCurve();
double const x = rect->x.computed;
double const y = rect->y.computed;
* arc fairly well.
*/
if ((rx > 1e-18) && (ry > 1e-18)) {
- sp_curve_moveto(c, x + rx, y);
- if (rx < w2) sp_curve_lineto(c, x + w - rx, y);
- sp_curve_curveto(c, x + w - rx * (1 - C1), y, x + w, y + ry * (1 - C1), x + w, y + ry);
- if (ry < h2) sp_curve_lineto(c, x + w, y + h - ry);
- sp_curve_curveto(c, x + w, y + h - ry * (1 - C1), x + w - rx * (1 - C1), y + h, x + w - rx, y + h);
- if (rx < w2) sp_curve_lineto(c, x + rx, y + h);
- sp_curve_curveto(c, x + rx * (1 - C1), y + h, x, y + h - ry * (1 - C1), x, y + h - ry);
- if (ry < h2) sp_curve_lineto(c, x, y + ry);
- sp_curve_curveto(c, x, y + ry * (1 - C1), x + rx * (1 - C1), y, x + rx, y);
+ c->moveto(x + rx, y);
+ if (rx < w2) c->lineto(x + w - rx, y);
+ c->curveto(x + w - rx * (1 - C1), y, x + w, y + ry * (1 - C1), x + w, y + ry);
+ if (ry < h2) c->lineto(x + w, y + h - ry);
+ c->curveto(x + w, y + h - ry * (1 - C1), x + w - rx * (1 - C1), y + h, x + w - rx, y + h);
+ if (rx < w2) c->lineto(x + rx, y + h);
+ c->curveto(x + rx * (1 - C1), y + h, x, y + h - ry * (1 - C1), x, y + h - ry);
+ if (ry < h2) c->lineto(x, y + ry);
+ c->curveto(x, y + ry * (1 - C1), x + rx * (1 - C1), y, x + rx, y);
} else {
- sp_curve_moveto(c, x + 0.0, y + 0.0);
- sp_curve_lineto(c, x + w, y + 0.0);
- sp_curve_lineto(c, x + w, y + h);
- sp_curve_lineto(c, x + 0.0, y + h);
- sp_curve_lineto(c, x + 0.0, y + 0.0);
+ c->moveto(x + 0.0, y + 0.0);
+ c->lineto(x + w, y + 0.0);
+ c->lineto(x + w, y + h);
+ c->lineto(x + 0.0, y + h);
}
- sp_curve_closepath_current(c);
- sp_shape_set_curve_insync(SP_SHAPE(rect), c, TRUE);
- sp_curve_unref(c);
+ c->closepath();
+ SP_SHAPE(rect)->setCurveInsync( c, TRUE);
+ c->unref();
}
/* fixme: Think (Lauris) */
/* fixme: Use preferred units somehow (Lauris) */
/* fixme: Alternately preserve whatever units there are (lauris) */
-static NR::Matrix
-sp_rect_set_transform(SPItem *item, NR::Matrix const &xform)
+static Geom::Matrix
+sp_rect_set_transform(SPItem *item, Geom::Matrix const &xform)
{
SPRect *rect = SP_RECT(item);
/* Calculate rect start in parent coords. */
- NR::Point pos( NR::Point(rect->x.computed, rect->y.computed) * xform );
+ Geom::Point pos( Geom::Point(rect->x.computed, rect->y.computed) * xform );
/* This function takes care of translation and scaling, we return whatever parts we can't
handle. */
- NR::Matrix ret(NR::transform(xform));
+ Geom::Matrix ret(Geom::Matrix(xform).without_translation());
gdouble const sw = hypot(ret[0], ret[1]);
gdouble const sh = hypot(ret[2], ret[3]);
if (sw > 1e-9) {
/* Find start in item coords */
pos = pos * ret.inverse();
- rect->x = pos[NR::X];
- rect->y = pos[NR::Y];
+ rect->x = pos[Geom::X];
+ rect->y = pos[Geom::Y];
sp_rect_set_shape(rect);
// Adjust stroke width
- sp_item_adjust_stroke(item, sqrt(fabs(sw * sh)));
+ item->adjust_stroke(sqrt(fabs(sw * sh)));
// Adjust pattern fill
- sp_item_adjust_pattern(item, xform / ret);
+ item->adjust_pattern(xform * ret.inverse());
// Adjust gradient fill
- sp_item_adjust_gradient(item, xform / ret);
+ item->adjust_gradient(xform * ret.inverse());
item->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG);
Returns the ratio in which the vector from p0 to p1 is stretched by transform
*/
static gdouble
-vector_stretch(NR::Point p0, NR::Point p1, NR::Matrix xform)
+vector_stretch(Geom::Point p0, Geom::Point p1, Geom::Matrix xform)
{
if (p0 == p1)
return 0;
- return (NR::distance(p0 * xform, p1 * xform) / NR::distance(p0, p1));
+ return (Geom::distance(p0 * xform, p1 * xform) / Geom::distance(p0, p1));
}
void
rect->rx._set = false;
} else {
rect->rx.computed = rx / vector_stretch(
- NR::Point(rect->x.computed + 1, rect->y.computed),
- NR::Point(rect->x.computed, rect->y.computed),
+ Geom::Point(rect->x.computed + 1, rect->y.computed),
+ Geom::Point(rect->x.computed, rect->y.computed),
SP_ITEM(rect)->transform);
rect->rx._set = true;
}
rect->ry._set = false;
} else {
rect->ry.computed = ry / vector_stretch(
- NR::Point(rect->x.computed, rect->y.computed + 1),
- NR::Point(rect->x.computed, rect->y.computed),
+ Geom::Point(rect->x.computed, rect->y.computed + 1),
+ Geom::Point(rect->x.computed, rect->y.computed),
SP_ITEM(rect)->transform);
rect->ry._set = true;
}
if (!rect->rx._set)
return 0;
return rect->rx.computed * vector_stretch(
- NR::Point(rect->x.computed + 1, rect->y.computed),
- NR::Point(rect->x.computed, rect->y.computed),
+ Geom::Point(rect->x.computed + 1, rect->y.computed),
+ Geom::Point(rect->x.computed, rect->y.computed),
SP_ITEM(rect)->transform);
}
if (!rect->ry._set)
return 0;
return rect->ry.computed * vector_stretch(
- NR::Point(rect->x.computed, rect->y.computed + 1),
- NR::Point(rect->x.computed, rect->y.computed),
+ Geom::Point(rect->x.computed, rect->y.computed + 1),
+ Geom::Point(rect->x.computed, rect->y.computed),
SP_ITEM(rect)->transform);
}
+Geom::Rect
+sp_rect_get_rect (SPRect *rect)
+{
+ Geom::Point p0 = Geom::Point(rect->x.computed, rect->y.computed);
+ Geom::Point p2 = Geom::Point(rect->x.computed + rect->width.computed, rect->y.computed + rect->height.computed);
+ return Geom::Rect(p0, p2);
+}
+
void
-sp_rect_compensate_rxry(SPRect *rect, NR::Matrix xform)
+sp_rect_compensate_rxry(SPRect *rect, Geom::Matrix xform)
{
if (rect->rx.computed == 0 && rect->ry.computed == 0)
return; // nothing to compensate
// test unit vectors to find out compensation:
- NR::Point c(rect->x.computed, rect->y.computed);
- NR::Point cx = c + NR::Point(1, 0);
- NR::Point cy = c + NR::Point(0, 1);
+ Geom::Point c(rect->x.computed, rect->y.computed);
+ Geom::Point cx = c + Geom::Point(1, 0);
+ Geom::Point cy = c + Geom::Point(0, 1);
// apply previous transform if any
c *= SP_ITEM(rect)->transform;
sp_rect_set_visible_width(SPRect *rect, gdouble width)
{
rect->width.computed = width / vector_stretch(
- NR::Point(rect->x.computed + 1, rect->y.computed),
- NR::Point(rect->x.computed, rect->y.computed),
+ Geom::Point(rect->x.computed + 1, rect->y.computed),
+ Geom::Point(rect->x.computed, rect->y.computed),
SP_ITEM(rect)->transform);
rect->width._set = true;
SP_OBJECT(rect)->updateRepr();
sp_rect_set_visible_height(SPRect *rect, gdouble height)
{
rect->height.computed = height / vector_stretch(
- NR::Point(rect->x.computed, rect->y.computed + 1),
- NR::Point(rect->x.computed, rect->y.computed),
+ Geom::Point(rect->x.computed, rect->y.computed + 1),
+ Geom::Point(rect->x.computed, rect->y.computed),
SP_ITEM(rect)->transform);
rect->height._set = true;
SP_OBJECT(rect)->updateRepr();
if (!rect->width._set)
return 0;
return rect->width.computed * vector_stretch(
- NR::Point(rect->x.computed + 1, rect->y.computed),
- NR::Point(rect->x.computed, rect->y.computed),
+ Geom::Point(rect->x.computed + 1, rect->y.computed),
+ Geom::Point(rect->x.computed, rect->y.computed),
SP_ITEM(rect)->transform);
}
if (!rect->height._set)
return 0;
return rect->height.computed * vector_stretch(
- NR::Point(rect->x.computed, rect->y.computed + 1),
- NR::Point(rect->x.computed, rect->y.computed),
+ Geom::Point(rect->x.computed, rect->y.computed + 1),
+ Geom::Point(rect->x.computed, rect->y.computed),
SP_ITEM(rect)->transform);
}
+/**
+ * Sets the snappoint p to the unrounded corners of the rectangle
+ */
+static void sp_rect_snappoints(SPItem const *item, std::vector<Inkscape::SnapCandidatePoint> &p, Inkscape::SnapPreferences const *snapprefs)
+{
+ /* This method overrides sp_shape_snappoints, which is the default for any shape. The default method
+ returns all eight points along the path of a rounded rectangle, but not the real corners. Snapping
+ the startpoint and endpoint of each rounded corner is not very useful and really confusing. Instead
+ we could snap either the real corners, or not snap at all. Bulia Byak opted to snap the real corners,
+ but it should be noted that this might be confusing in some cases with relatively large radii. With
+ small radii though the user will easily understand which point is snapping. */
+
+ g_assert(item != NULL);
+ g_assert(SP_IS_RECT(item));
+
+ // Help enforcing strict snapping, i.e. only return nodes when we're snapping nodes to nodes or a guide to nodes
+ if (!(snapprefs->getSnapModeNode() || snapprefs->getSnapModeGuide())) {
+ return;
+ }
+
+ SPRect *rect = SP_RECT(item);
+
+ Geom::Matrix const i2d (item->i2d_affine ());
+
+ Geom::Point p0 = Geom::Point(rect->x.computed, rect->y.computed) * i2d;
+ Geom::Point p1 = Geom::Point(rect->x.computed, rect->y.computed + rect->height.computed) * i2d;
+ Geom::Point p2 = Geom::Point(rect->x.computed + rect->width.computed, rect->y.computed + rect->height.computed) * i2d;
+ Geom::Point p3 = Geom::Point(rect->x.computed + rect->width.computed, rect->y.computed) * i2d;
+
+ if (snapprefs->getSnapToItemNode()) {
+ p.push_back(Inkscape::SnapCandidatePoint(p0, Inkscape::SNAPSOURCE_CORNER, Inkscape::SNAPTARGET_CORNER));
+ p.push_back(Inkscape::SnapCandidatePoint(p1, Inkscape::SNAPSOURCE_CORNER, Inkscape::SNAPTARGET_CORNER));
+ p.push_back(Inkscape::SnapCandidatePoint(p2, Inkscape::SNAPSOURCE_CORNER, Inkscape::SNAPTARGET_CORNER));
+ p.push_back(Inkscape::SnapCandidatePoint(p3, Inkscape::SNAPSOURCE_CORNER, Inkscape::SNAPTARGET_CORNER));
+ }
+
+ if (snapprefs->getSnapLineMidpoints()) { // only do this when we're snapping nodes (enforce strict snapping)
+ p.push_back(Inkscape::SnapCandidatePoint((p0 + p1)/2, Inkscape::SNAPSOURCE_LINE_MIDPOINT, Inkscape::SNAPTARGET_LINE_MIDPOINT));
+ p.push_back(Inkscape::SnapCandidatePoint((p1 + p2)/2, Inkscape::SNAPSOURCE_LINE_MIDPOINT, Inkscape::SNAPTARGET_LINE_MIDPOINT));
+ p.push_back(Inkscape::SnapCandidatePoint((p2 + p3)/2, Inkscape::SNAPSOURCE_LINE_MIDPOINT, Inkscape::SNAPTARGET_LINE_MIDPOINT));
+ p.push_back(Inkscape::SnapCandidatePoint((p3 + p0)/2, Inkscape::SNAPSOURCE_LINE_MIDPOINT, Inkscape::SNAPTARGET_LINE_MIDPOINT));
+ }
+
+ if (snapprefs->getSnapObjectMidpoints()) { // only do this when we're snapping nodes (enforce strict snapping)
+ p.push_back(Inkscape::SnapCandidatePoint((p0 + p2)/2, Inkscape::SNAPSOURCE_OBJECT_MIDPOINT, Inkscape::SNAPTARGET_OBJECT_MIDPOINT));
+ }
+
+}
+
+void
+sp_rect_convert_to_guides(SPItem *item) {
+ SPRect *rect = SP_RECT(item);
+
+ Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+ if (!prefs->getBool("/tools/shapes/rect/convertguides", true)) {
+ SP_ITEM(rect)->convert_to_guides();
+ return;
+ }
+
+ std::list<std::pair<Geom::Point, Geom::Point> > pts;
+
+ Geom::Matrix const i2d (SP_ITEM(rect)->i2d_affine());
+
+ Geom::Point A1(Geom::Point(rect->x.computed, rect->y.computed) * i2d);
+ Geom::Point A2(Geom::Point(rect->x.computed, rect->y.computed + rect->height.computed) * i2d);
+ Geom::Point A3(Geom::Point(rect->x.computed + rect->width.computed, rect->y.computed + rect->height.computed) * i2d);
+ Geom::Point A4(Geom::Point(rect->x.computed + rect->width.computed, rect->y.computed) * i2d);
+
+ pts.push_back(std::make_pair(A1, A2));
+ pts.push_back(std::make_pair(A2, A3));
+ pts.push_back(std::make_pair(A3, A4));
+ pts.push_back(std::make_pair(A4, A1));
+
+ sp_guide_pt_pairs_to_guides(inkscape_active_desktop(), pts);
+}
+
/*
Local Variables:
mode:c++