diff --git a/src/sp-image.cpp b/src/sp-image.cpp
index d710c109e907263856646c76be221dd0cb52f36a..9f67670504a80eb268d1a5e22ea94d9db9bae50d 100644 (file)
--- a/src/sp-image.cpp
+++ b/src/sp-image.cpp
//#define GDK_PIXBUF_ENABLE_BACKEND 1
//#include <gdk-pixbuf/gdk-pixbuf-io.h>
#include "display/nr-arena-image.h"
+#include <display/curve.h>
//Added for preserveAspectRatio support -- EAF
#include "enums.h"
#include "brokenimage.xpm"
#include "document.h"
#include "sp-image.h"
+#include "sp-clippath.h"
#include <glibmm/i18n.h>
#include "xml/quote.h"
#include <xml/repr.h>
static void sp_image_snappoints(SPItem const *item, SnapPointsIter p);
static NRArenaItem *sp_image_show (SPItem *item, NRArena *arena, unsigned int key, unsigned int flags);
static NR::Matrix sp_image_set_transform (SPItem *item, NR::Matrix const &xform);
+static void sp_image_set_curve(SPImage *image);
+
GdkPixbuf *sp_image_repr_read_image (const gchar *href, const gchar *absref, const gchar *base);
static GdkPixbuf *sp_image_pixbuf_force_rgba (GdkPixbuf * pixbuf);
image->width.unset();
image->height.unset();
image->aspect_align = SP_ASPECT_NONE;
+ image->curve = NULL;
}
static void
}
#endif // ENABLE_LCMS
+ if (image->curve) {
+ image->curve = sp_curve_unref (image->curve);
+ }
+
if (((SPObjectClass *) parent_class)->release)
((SPObjectClass *) parent_class)->release (object);
}
((SPObjectClass *) (parent_class))->set (object, key, value);
break;
}
+
+ sp_image_set_curve(image); //creates a curve at the image's boundary for snapping
}
static void
}
}
}
-
sp_image_update_canvas_image ((SPImage *) object);
}
static void sp_image_snappoints(SPItem const *item, SnapPointsIter p)
{
- if (((SPItemClass *) parent_class)->snappoints) {
- ((SPItemClass *) parent_class)->snappoints (item, p);
- }
+ /* An image doesn't have any nodes to snap, but still we want to be able snap one image
+ to another. Therefore we will create some snappoints at the corner, similar to a rect. If
+ the image is rotated, then the snappoints will rotate with it. Again, just like a rect.
+ */
+
+ g_assert(item != NULL);
+ g_assert(SP_IS_IMAGE(item));
+
+ if (item->clip_ref->getObject()) {
+ //We are looking at a clipped image: do not return any snappoints, as these might be
+ //far far away from the visible part from the clipped image
+ } else {
+ // The image has not been clipped: return its corners, which might be rotated for example
+ SPImage &image = *SP_IMAGE(item);
+ double const x0 = image.x.computed;
+ double const y0 = image.y.computed;
+ double const x1 = x0 + image.width.computed;
+ double const y1 = y0 + image.height.computed;
+ NR::Matrix const i2d (sp_item_i2d_affine (item));
+ *p = NR::Point(x0, y0) * i2d;
+ *p = NR::Point(x0, y1) * i2d;
+ *p = NR::Point(x1, y1) * i2d;
+ *p = NR::Point(x1, y0) * i2d;
+ }
}
/*
return pixbuf;
}
+static void
+sp_image_set_curve(SPImage *image)
+{
+ //create a curve at the image's boundary for snapping
+ if ((image->height.computed < 1e-18) || (image->width.computed < 1e-18) || (image->clip_ref->getObject())) {
+ if (image->curve) {
+ image->curve = sp_curve_unref(image->curve);
+ }
+ return;
+ }
+
+ SPCurve *c = sp_curve_new();
+
+ double const x = image->x.computed;
+ double const y = image->y.computed;
+ double const w = image->width.computed;
+ double const h = image->height.computed;
+
+ sp_curve_moveto(c, x, y);
+ sp_curve_lineto(c, x + w, y);
+ sp_curve_lineto(c, x + w, y + h);
+ sp_curve_lineto(c, x, y + h);
+ sp_curve_lineto(c, x, y);
+
+ sp_curve_closepath_current(c);
+
+ if (image->curve) {
+ image->curve = sp_curve_unref(image->curve);
+ }
+
+ if (c) {
+ image->curve = sp_curve_ref(c);
+ }
+
+ sp_curve_unref(c);
+
+}
+
+/**
+ * Return duplicate of curve (if any exists) or NULL if there is no curve
+ */
+SPCurve *
+sp_image_get_curve (SPImage *image)
+{
+ if (image->curve) {
+ return sp_curve_copy(image->curve);
+ }
+ return NULL;
+}
+
/*
Local Variables:
mode:c++