#define __SELCUE_C__

#include "desktop-handles.h"

#include "selection.h"

#include "display/sp-canvas-util.h"

#include "display/sodipodi-ctrl.h"

#include "display/sodipodi-ctrlrect.h"

#include "libnrtype/Layout-TNG.h"

#include "text-editing.h"

#include "sp-text.h"

#include "sp-flowtext.h"

#include "prefs-utils.h"

#include "selcue.h"

Inkscape::SelCue::SelCue(SPDesktop *desktop)

: _desktop(desktop)

{

_selection = sp_desktop_selection(_desktop);

_sel_changed_connection = _selection->connectChanged(

sigc::hide(sigc::mem_fun(*this, &Inkscape::SelCue::_updateItemBboxes))

);

_sel_modified_connection = _selection->connectModified(

sigc::hide(sigc::hide(sigc::mem_fun(*this, &Inkscape::SelCue::_updateItemBboxes)))

);

_updateItemBboxes();

}

Inkscape::SelCue::~SelCue()

{

_sel_changed_connection.disconnect();

_sel_modified_connection.disconnect();

for (std::list<SPCanvasItem*>::iterator i = _item_bboxes.begin(); i != _item_bboxes.end(); i++) {

gtk_object_destroy(*i);

}

_item_bboxes.clear();

for (std::list<SPCanvasItem*>::iterator i = _text_baselines.begin(); i != _text_baselines.end(); i++) {

gtk_object_destroy(*i);

}

_text_baselines.clear();

}

void Inkscape::SelCue::_updateItemBboxes()

{

for (std::list<SPCanvasItem*>::iterator i = _item_bboxes.begin(); i != _item_bboxes.end(); i++) {

gtk_object_destroy(*i);

}

_item_bboxes.clear();

for (std::list<SPCanvasItem*>::iterator i = _text_baselines.begin(); i != _text_baselines.end(); i++) {

gtk_object_destroy(*i);

}

_text_baselines.clear();

gint mode = prefs_get_int_attribute ("options.selcue", "value", MARK);

if (mode == NONE) {

return;

}

g_return_if_fail(_selection != NULL);

for (GSList const *l = _selection->itemList(); l != NULL; l = l->next) {

SPItem *item = (SPItem *) l->data;

gchar const *prefs_bbox = prefs_get_string_attribute("tools.select", "bounding_box");

SPItem::BBoxType bbox_type = (prefs_bbox != NULL && strcmp(prefs_bbox, "geometric")==0)? SPItem::GEOMETRIC_BBOX : SPItem::APPROXIMATE_BBOX;

NR::Maybe<NR::Rect> const b = sp_item_bbox_desktop(item, bbox_type);

SPCanvasItem* box = NULL;

if (b) {

if (mode == MARK) {

box = sp_canvas_item_new(sp_desktop_controls(_desktop),

SP_TYPE_CTRL,

"mode", SP_CTRL_MODE_XOR,

"shape", SP_CTRL_SHAPE_DIAMOND,

"size", 5.0,

"filled", TRUE,

"fill_color", 0x000000ff,

"stroked", FALSE,

"stroke_color", 0x000000ff,

NULL);

sp_canvas_item_show(box);

SP_CTRL(box)->moveto(NR::Point(b->min()[NR::X], b->max()[NR::Y]));

sp_canvas_item_move_to_z(box, 0); // just low enough to not get in the way of other draggable knots

} else if (mode == BBOX) {

box = sp_canvas_item_new(sp_desktop_controls(_desktop),

SP_TYPE_CTRLRECT,

NULL);

SP_CTRLRECT(box)->setRectangle(*b);

SP_CTRLRECT(box)->setColor(0x000000a0, 0, 0);

SP_CTRLRECT(box)->setDashed(true);

sp_canvas_item_move_to_z(box, 0);

}

}

if (box) {

_item_bboxes.push_back(box);

}

SPCanvasItem* baseline_point = NULL;

if (SP_IS_TEXT(item) || SP_IS_FLOWTEXT(item)) { // visualize baseline

Inkscape::Text::Layout const *layout = te_get_layout(item);

if (layout != NULL) {

NR::Point a = layout->characterAnchorPoint(layout->begin()) * sp_item_i2d_affine(item);

baseline_point = sp_canvas_item_new(sp_desktop_controls(_desktop), SP_TYPE_CTRL,

"mode", SP_CTRL_MODE_XOR,

"size", 4.0,

"filled", 0,

"stroked", 1,

"stroke_color", 0x000000ff,

NULL);

sp_canvas_item_show(baseline_point);

SP_CTRL(baseline_point)->moveto(a);

sp_canvas_item_move_to_z(baseline_point, 0);

}

}

if (baseline_point) {

_text_baselines.push_back(baseline_point);

}

}

}