static void
sp_pen_context_setup (SPEventContext *ec)
{
SPPenContext *pc;
pc = SP_PEN_CONTEXT (ec);
if (((SPEventContextClass *) pen_parent_class)->setup)
((SPEventContextClass *) pen_parent_class)->setup (ec);
/* Pen indicators */
pc->c0 = sp_canvas_item_new (SP_DT_CONTROLS (SP_EVENT_CONTEXT_DESKTOP (ec)), SP_TYPE_CTRL, "shape", SP_CTRL_SHAPE_CIRCLE,
"size", 4.0, "filled", 0, "fill_color", 0xff00007f, "stroked", 1, "stroke_color", 0x0000ff7f, NULL);
pc->c1 = sp_canvas_item_new (SP_DT_CONTROLS (SP_EVENT_CONTEXT_DESKTOP (ec)), SP_TYPE_CTRL, "shape", SP_CTRL_SHAPE_CIRCLE,
"size", 4.0, "filled", 0, "fill_color", 0xff00007f, "stroked", 1, "stroke_color", 0x0000ff7f, NULL);
pc->cl0 = sp_canvas_item_new (SP_DT_CONTROLS (SP_EVENT_CONTEXT_DESKTOP (ec)), SP_TYPE_CTRLLINE, NULL);
sp_ctrlline_set_rgba32 (SP_CTRLLINE (pc->cl0), 0x0000007f);
pc->cl1 = sp_canvas_item_new (SP_DT_CONTROLS (SP_EVENT_CONTEXT_DESKTOP (ec)), SP_TYPE_CTRLLINE, NULL);
sp_ctrlline_set_rgba32 (SP_CTRLLINE (pc->cl1), 0x0000007f);
sp_canvas_item_hide (pc->c0);
sp_canvas_item_hide (pc->c1);
sp_canvas_item_hide (pc->cl0);
sp_canvas_item_hide (pc->cl1);
sp_event_context_read (ec, "mode");
}
SPCanvasItem *ControlManagerImpl::createControl(SPCanvasGroup *parent, ControlType type)
{
SPCanvasItem *item = 0;
double targetSize = _sizeTable[type][_size - 1];
switch (type)
{
case CTRL_TYPE_ADJ_HANDLE:
item = sp_canvas_item_new(parent, SP_TYPE_CTRL,
"shape", SP_CTRL_SHAPE_CIRCLE,
"size", targetSize,
"filled", 0,
"fill_color", 0xff00007f,
"stroked", 1,
"stroke_color", 0x0000ff7f,
NULL);
break;
case CTRL_TYPE_ANCHOR:
item = sp_canvas_item_new(parent, SP_TYPE_CTRL,
"size", targetSize,
"filled", 1,
"fill_color", 0xffffff7f,
"stroked", 1,
"stroke_color", 0x000000ff,
NULL);
break;
case CTRL_TYPE_NODE_AUTO:
case CTRL_TYPE_NODE_CUSP:
case CTRL_TYPE_NODE_SMOOTH:
case CTRL_TYPE_NODE_SYMETRICAL:
{
SPCtrlShapeType shape = _ctrlToShape[_ctrlToShape.count(type) ? type : CTRL_TYPE_UNKNOWN];
item = sp_canvas_item_new(parent, SP_TYPE_CTRL,
"shape", shape,
"size", targetSize,
NULL);
break;
}
case CTRL_TYPE_INVISIPOINT:
item = sp_canvas_item_new(parent, SP_TYPE_CTRL,
"shape", SP_CTRL_SHAPE_SQUARE,
"size", targetSize,
NULL);
break;
case CTRL_TYPE_UNKNOWN:
default:
item = sp_canvas_item_new(parent, SP_TYPE_CTRL, NULL);
}
if (item) {
item->ctrlType = type;
}
return item;
}
void SPSVGView::setDocument(SPDocument *document)
{
if (doc()) {
doc()->getRoot()->invoke_hide(_dkey);
}
if (!_drawing) {
_drawing = sp_canvas_item_new (_parent, SP_TYPE_CANVAS_ARENA, NULL);
g_signal_connect (G_OBJECT (_drawing), "arena_event", G_CALLBACK (arena_handler), this);
}
View::setDocument (document);
if (document) {
Inkscape::DrawingItem *ai = document->getRoot()->invoke_show(
SP_CANVAS_ARENA (_drawing)->drawing,
_dkey,
SP_ITEM_SHOW_DISPLAY);
if (ai) {
SP_CANVAS_ARENA (_drawing)->drawing.root()->prependChild(ai);
}
doRescale (!_rescale);
}
}
/**
* Creates an anchor object and initializes it.
*/
SPDrawAnchor *sp_draw_anchor_new(SPDrawContext *dc, SPCurve *curve, gboolean start, Geom::Point delta)
{
if (SP_IS_LPETOOL_CONTEXT(dc)) {
// suppress all kinds of anchors in LPEToolContext
return NULL;
}
SPDesktop *dt = SP_EVENT_CONTEXT_DESKTOP(dc);
SPDrawAnchor *a = g_new(SPDrawAnchor, 1);
a->dc = dc;
a->curve = curve;
curve->ref();
a->start = start;
a->active = FALSE;
a->dp = delta;
a->ctrl = sp_canvas_item_new(sp_desktop_controls(dt), SP_TYPE_CTRL,
"size", 6.0,
"filled", 1,
"fill_color", FILL_COLOR_NORMAL,
"stroked", 1,
"stroke_color", 0x000000ff,
NULL);
SP_CTRL(a->ctrl)->moveto(delta);
return a;
}
/**
* Return new knot object.
*/
SPKnot *sp_knot_new(SPDesktop *desktop, const gchar *tip)
{
g_return_val_if_fail(desktop != NULL, NULL);
SPKnot * knot = (SPKnot*) g_object_new(SP_TYPE_KNOT, 0);
knot->desktop = desktop;
knot->flags = SP_KNOT_VISIBLE;
if (tip) {
knot->tip = g_strdup (tip);
}
knot->item = sp_canvas_item_new(sp_desktop_controls (desktop),
SP_TYPE_CTRL,
"anchor", GTK_ANCHOR_CENTER,
"size", 8.0,
"filled", TRUE,
"fill_color", 0xffffff00,
"stroked", TRUE,
"stroke_color", 0x01000000,
"mode", SP_KNOT_MODE_XOR,
NULL);
knot->_event_handler_id = gtk_signal_connect(GTK_OBJECT(knot->item), "event",
GTK_SIGNAL_FUNC(sp_knot_handler), knot);
return knot;
}
static SPDrawAnchor *
sp_draw_anchor_new (SPDrawContext *dc, SPCurve *curve, gboolean start, gdouble dx, gdouble dy)
{
SPDrawAnchor *a;
g_print ("Creating anchor at %g %g\n", dx, dy);
a = g_new (SPDrawAnchor, 1);
a->dc = dc;
a->curve = curve;
a->start = start;
a->active = FALSE;
a->dp.x = dx;
a->dp.y = dy;
sp_desktop_d2w_xy_point (SP_EVENT_CONTEXT_DESKTOP (dc), &a->wp, dx, dy);
a->ctrl = sp_canvas_item_new (SP_DT_CONTROLS (SP_EVENT_CONTEXT_DESKTOP (dc)), SP_TYPE_CTRL,
"size", 4.0,
"filled", 0,
"fill_color", 0xff00007f,
"stroked", 1,
"stroke_color", 0x000000ff,
NULL);
sp_ctrl_moveto (SP_CTRL (a->ctrl), dx, dy);
return a;
}
/**
* Callback to initialize SPSVGSPViewWidget object.
*/
static void sp_svg_view_widget_init(SPSVGSPViewWidget *vw)
{
SPCanvasItem *parent;
/* Settings */
vw->resize = FALSE;
vw->maxwidth = 400.0;
vw->maxheight = 400.0;
/* ScrolledWindow */
vw->sw = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW(vw->sw), GTK_SHADOW_NONE);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (vw->sw), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_container_add (GTK_CONTAINER (vw), vw->sw);
gtk_widget_show (vw->sw);
/* Canvas */
#if !GTK_CHECK_VERSION(3,0,0)
GdkColormap *cmap = gdk_colormap_get_system();
gtk_widget_push_colormap(cmap);
#endif
vw->canvas = SPCanvas::createAA();
#if GTK_CHECK_VERSION(3,0,0)
GtkCssProvider *css_provider = gtk_css_provider_new();
GtkStyleContext *style_context = gtk_widget_get_style_context(GTK_WIDGET(vw->canvas));
gtk_css_provider_load_from_data(css_provider,
"SPCanvas {\n"
" background-color: white;\n"
"}\n",
-1, NULL);
gtk_style_context_add_provider(style_context,
GTK_STYLE_PROVIDER(css_provider),
GTK_STYLE_PROVIDER_PRIORITY_USER);
#else
gtk_widget_pop_colormap ();
GtkStyle *style = gtk_style_copy (gtk_widget_get_style (vw->canvas));
style->bg[GTK_STATE_NORMAL] = style->white;
gtk_widget_set_style (vw->canvas, style);
#endif
#if GTK_CHECK_VERSION(3,0,0)
gtk_container_add (GTK_CONTAINER (vw->sw), vw->canvas);
#else
gtk_scrolled_window_add_with_viewport (GTK_SCROLLED_WINDOW (vw->sw), vw->canvas);
#endif
gtk_widget_show (vw->canvas);
/* View */
parent = sp_canvas_item_new(SP_CANVAS(vw->canvas)->getRoot(), SP_TYPE_CANVAS_GROUP, NULL);
Inkscape::UI::View::View *view = Inkscape::GC::release(new SPSVGView (SP_CANVAS_GROUP (parent)));
sp_view_widget_set_view (SP_VIEW_WIDGET (vw), view);
}
/**
Create a line from p1 to p2 and add it to the lines list
*/
void
VPDrag::addLine (Geom::Point p1, Geom::Point p2, guint32 rgba)
{
SPCanvasItem *line = sp_canvas_item_new(sp_desktop_controls(inkscape_active_desktop()), SP_TYPE_CTRLLINE, NULL);
sp_ctrlline_set_coords(SP_CTRLLINE(line), p1, p2);
if (rgba != VP_LINE_COLOR_FILL) // fill is the default, so don't set color for it to speed up redraw
sp_ctrlline_set_rgba32 (SP_CTRLLINE(line), rgba);
sp_canvas_item_show (line);
this->lines = g_slist_append (this->lines, line);
}
SPCtrlLine *ControlManager::createControlLine(SPCanvasGroup *parent, CtrlLineType type)
{
SPCtrlLine *line = SP_CTRLLINE(sp_canvas_item_new(parent, SP_TYPE_CTRLLINE, NULL));
if (line) {
line->ctrlType = CTRL_TYPE_LINE;
line->setRgba32((type == CTLINE_PRIMARY) ? LINE_COLOR_PRIMARY :
(type == CTLINE_SECONDARY) ? LINE_COLOR_SECONDARY : LINE_COLOR_TERTIARY);
}
return line;
}
SelectorPoint(SPDesktop *d, SPCanvasGroup *group, Selector *s)
: ControlPoint(d, Geom::Point(0,0), Gtk::ANCHOR_CENTER, SP_CTRL_SHAPE_SQUARE,
1, &invisible_cset, group)
, _selector(s)
, _cancel(false)
{
setVisible(false);
_rubber = static_cast<CtrlRect*>(sp_canvas_item_new(sp_desktop_controls(_desktop),
SP_TYPE_CTRLRECT, NULL));
sp_canvas_item_hide(_rubber);
}
SPCtrlCurve *ControlManager::createControlCurve(SPCanvasGroup *parent, Geom::Point const &p0, Geom::Point const &p1, Geom::Point const &p2, Geom::Point const &p3, CtrlLineType type)
{
SPCtrlCurve *line = SP_CTRLCURVE(sp_canvas_item_new(parent, SP_TYPE_CTRLCURVE, NULL));
if (line) {
line->ctrlType = CTRL_TYPE_LINE;
line->setRgba32((type == CTLINE_PRIMARY) ? LINE_COLOR_PRIMARY :
(type == CTLINE_SECONDARY) ? LINE_COLOR_SECONDARY : LINE_COLOR_TERTIARY);
line->setCoords(p0, p1, p2, p3);
}
return line;
}
void create_canvas_point(Geom::Point const &pos, double size, guint32 rgba)
{
SPDesktop *desktop = inkscape_active_desktop();
SPCanvasItem * canvas_pt = sp_canvas_item_new(sp_desktop_controls(desktop), SP_TYPE_CTRL,
"size", size,
"filled", 1,
"fill_color", rgba,
"stroked", 1,
"stroke_color", 0x000000ff,
NULL);
SP_CTRL(canvas_pt)->moveto(pos);
}
SPCanvasItem *
sp_canvas_bpath_new (SPCanvasGroup *parent, SPCurve *curve)
{
g_return_val_if_fail (parent != NULL, NULL);
g_return_val_if_fail (SP_IS_CANVAS_GROUP (parent), NULL);
SPCanvasItem *item = sp_canvas_item_new (parent, SP_TYPE_CANVAS_BPATH, NULL);
sp_canvas_bpath_set_bpath (SP_CANVAS_BPATH (item), curve);
return item;
}
SPCanvasText *sp_canvastext_new(SPCanvasGroup *parent, SPDesktop *desktop, Geom::Point pos, gchar const *new_text)
{
// Pos specifies the position of the anchor, which is at the bounding box of the text itself (i.e. not at the border of the filled background rectangle)
// The relative position of the anchor can be set using e.g. anchor_position = TEXT_ANCHOR_LEFT
SPCanvasItem *item = sp_canvas_item_new(parent, SP_TYPE_CANVASTEXT, NULL);
SPCanvasText *ct = SP_CANVASTEXT(item);
ct->desktop = desktop;
ct->s = pos;
g_free(ct->text);
ct->text = g_strdup(new_text);
return ct;
}
void Inkscape::Rubberband::move(Geom::Point const &p)
{
if (!_started)
return;
_end = p;
_desktop->scroll_to_point(p);
_touchpath_curve->lineto(p);
Geom::Point next = _desktop->d2w(p);
// we want the points to be at most 0.5 screen pixels apart,
// so that we don't lose anything small;
// if they are farther apart, we interpolate more points
if (_points.size() > 0 && Geom::L2(next-_points.back()) > 0.5) {
Geom::Point prev = _points.back();
int subdiv = 2 * (int) round(Geom::L2(next-prev) + 0.5);
for (int i = 1; i <= subdiv; i ++) {
_points.push_back(prev + ((double)i/subdiv) * (next - prev));
}
} else {
_points.push_back(next);
}
if (_mode == RUBBERBAND_MODE_RECT) {
if (_rect == NULL) {
_rect = static_cast<CtrlRect *>(sp_canvas_item_new(sp_desktop_controls(_desktop), SP_TYPE_CTRLRECT, NULL));
}
_rect->setRectangle(Geom::Rect(_start, _end));
sp_canvas_item_show(_rect);
if (_touchpath)
sp_canvas_item_hide(_touchpath);
} else if (_mode == RUBBERBAND_MODE_TOUCHPATH) {
if (_touchpath == NULL) {
_touchpath = sp_canvas_bpath_new(sp_desktop_sketch(_desktop), NULL);
sp_canvas_bpath_set_stroke(SP_CANVAS_BPATH(_touchpath), 0xff0000ff, 1.0, SP_STROKE_LINEJOIN_MITER, SP_STROKE_LINECAP_BUTT);
sp_canvas_bpath_set_fill(SP_CANVAS_BPATH(_touchpath), 0, SP_WIND_RULE_NONZERO);
}
sp_canvas_bpath_set_bpath(SP_CANVAS_BPATH(_touchpath), _touchpath_curve);
sp_canvas_item_show(_touchpath);
if (_rect)
sp_canvas_item_hide(_rect);
}
}
void
sp_sel_trans_init (SPSelTrans * seltrans, SPDesktop * desktop)
{
gint i;
g_return_if_fail (seltrans != NULL);
g_return_if_fail (desktop != NULL);
g_return_if_fail (SP_IS_DESKTOP (desktop));
seltrans->desktop = desktop;
seltrans->state = SP_SELTRANS_STATE_SCALE;
seltrans->show = SP_SELTRANS_SHOW_CONTENT;
seltrans->transform = SP_SELTRANS_TRANSFORM_OPTIMIZE;
seltrans->items = NULL;
seltrans->transforms = NULL;
seltrans->nitems = 0;
seltrans->spp = nr_new (NRPointF, SP_SELTRANS_SPP_SIZE);
seltrans->grabbed = FALSE;
seltrans->show_handles = TRUE;
for (i = 0; i < 8; i++) seltrans->shandle[i] = NULL;
for (i = 0; i < 8; i++) seltrans->rhandle[i] = NULL;
seltrans->chandle = NULL;
sp_sel_trans_update_volatile_state (seltrans);
seltrans->center.x = (seltrans->box.x0 + seltrans->box.x1) / 2;
seltrans->center.y = (seltrans->box.y0 + seltrans->box.y1) / 2;
sp_sel_trans_update_handles (seltrans);
seltrans->selection = SP_DT_SELECTION (desktop);
g_signal_connect (G_OBJECT (seltrans->selection), "changed", G_CALLBACK (sp_sel_trans_sel_changed), seltrans);
g_signal_connect (G_OBJECT (seltrans->selection), "modified", G_CALLBACK (sp_sel_trans_sel_modified), seltrans);
seltrans->norm = sp_canvas_item_new (SP_DT_CONTROLS (desktop),
SP_TYPE_CTRL,
"anchor", GTK_ANCHOR_CENTER,
"mode", SP_CTRL_MODE_COLOR,
"shape", SP_CTRL_SHAPE_BITMAP,
"size", 13.0,
"filled", TRUE,
"fill_color", 0x00000000,
"stroked", TRUE,
"stroke_color", 0x000000a0,
"pixbuf", handles[12],
NULL);
seltrans->grip = sp_canvas_item_new (SP_DT_CONTROLS (desktop),
SP_TYPE_CTRL,
"anchor", GTK_ANCHOR_CENTER,
"mode", SP_CTRL_MODE_XOR,
"shape", SP_CTRL_SHAPE_CROSS,
"size", 7.0,
"filled", TRUE,
"fill_color", 0xffffff7f,
"stroked", TRUE,
"stroke_color", 0xffffffff,
"pixbuf", handles[12],
NULL);
sp_canvas_item_hide (seltrans->grip);
sp_canvas_item_hide (seltrans->norm);
seltrans->l1 = sp_canvas_item_new (SP_DT_CONTROLS (desktop), SP_TYPE_CTRLLINE, NULL);
sp_canvas_item_hide (seltrans->l1);
seltrans->l2 = sp_canvas_item_new (SP_DT_CONTROLS (desktop), SP_TYPE_CTRLLINE, NULL);
sp_canvas_item_hide (seltrans->l2);
seltrans->l3 = sp_canvas_item_new (SP_DT_CONTROLS (desktop), SP_TYPE_CTRLLINE, NULL);
sp_canvas_item_hide (seltrans->l3);
seltrans->l4 = sp_canvas_item_new (SP_DT_CONTROLS (desktop), SP_TYPE_CTRLLINE, NULL);
sp_canvas_item_hide (seltrans->l4);
seltrans->stamp_cache = NULL;
}