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godot/tools/editor/plugins/canvas_item_editor_plugin.cpp

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/*************************************************************************/
/* canvas_item_editor_plugin.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "canvas_item_editor_plugin.h"
#include "print_string.h"
#include "tools/editor/editor_node.h"
#include "os/keyboard.h"
#include "scene/main/viewport.h"
#include "scene/main/canvas_layer.h"
#include "scene/2d/node_2d.h"
#include "globals.h"
#include "os/input.h"
void CanvasItemEditor::_unhandled_key_input(const InputEvent& p_ev) {
if (!is_visible())
return;
if (p_ev.key.pressed && !p_ev.key.echo && p_ev.key.scancode==KEY_Q)
_tool_select(TOOL_SELECT);
if (p_ev.key.pressed && !p_ev.key.echo && p_ev.key.scancode==KEY_W)
_tool_select(TOOL_MOVE);
if (p_ev.key.pressed && !p_ev.key.echo && p_ev.key.scancode==KEY_E)
_tool_select(TOOL_ROTATE);
if (p_ev.key.pressed && !p_ev.key.echo && p_ev.key.scancode==KEY_V && drag==DRAG_ALL && can_move_pivot)
drag=DRAG_PIVOT;
}
void CanvasItemEditor::_tool_select(int p_index) {
ToolButton *tb[TOOL_MAX]={select_button,move_button,rotate_button,pan_button};
for(int i=0;i<TOOL_MAX;i++) {
tb[i]->set_pressed(i==p_index);
}
viewport->update();
tool=(Tool)p_index;
}
Object *CanvasItemEditor::_get_editor_data(Object *p_what) {
CanvasItem *ci = p_what->cast_to<CanvasItem>();
if (!ci)
return NULL;
return memnew( CanvasItemEditorSelectedItem );
}
bool CanvasItemEditor::is_snap_active() const {
return edit_menu->get_popup()->is_item_checked(edit_menu->get_popup()->get_item_index(SNAP_USE));
}
Dictionary CanvasItemEditor::get_state() const {
Dictionary state;
state["zoom"]=zoom;
state["ofs"]=Point2(h_scroll->get_val(),v_scroll->get_val());
// state["ofs"]=-transform.get_origin();
state["use_snap"]=is_snap_active();
state["snap"]=snap;
state["pixel_snap"]=pixel_snap;
return state;
}
void CanvasItemEditor::set_state(const Dictionary& p_state){
Dictionary state=p_state;
if (state.has("zoom")) {
zoom=p_state["zoom"];
}
if (state.has("ofs")) {
_update_scrollbars(); // i wonder how safe is calling this here..
Point2 ofs=p_state["ofs"];
h_scroll->set_val(ofs.x);
v_scroll->set_val(ofs.y);
}
if (state.has("use_snap")) {
int idx = edit_menu->get_popup()->get_item_index(SNAP_USE);
edit_menu->get_popup()->set_item_checked(idx,state["use_snap"]);
}
if (state.has("snap")) {
snap=state["snap"];
}
if (state.has("pixel_snap")) {
pixel_snap=state["pixel_snap"];
int idx = edit_menu->get_popup()->get_item_index(SNAP_USE_PIXEL);
edit_menu->get_popup()->set_item_checked(idx,pixel_snap);
}
}
void CanvasItemEditor::_add_canvas_item(CanvasItem *p_canvas_item) {
editor_selection->add_node(p_canvas_item);
#if 0
if (canvas_items.has(p_canvas_item))
return;
canvas_items.insert(p_canvas_item,p_info);
p_canvas_item->connect("hide",this,"_visibility_changed",varray(p_canvas_item->get_instance_ID()),CONNECT_ONESHOT);
#endif
}
void CanvasItemEditor::_remove_canvas_item(CanvasItem *p_canvas_item) {
editor_selection->remove_node(p_canvas_item);
#if 0
p_canvas_item->disconnect("hide",this,"_visibility_changed");
canvas_items.erase(p_canvas_item);
#endif
}
void CanvasItemEditor::_clear_canvas_items() {
editor_selection->clear();;
#if 0
while(canvas_items.size())
_remove_canvas_item(canvas_items.front()->key());
#endif
}
void CanvasItemEditor::_visibility_changed(ObjectID p_canvas_item) {
#if 0
Object *c = ObjectDB::get_instance(p_canvas_item);
if (!c)
return;
CanvasItem *ct = c->cast_to<CanvasItem>();
if (!ct)
return;
canvas_items.erase(ct);
//_remove_canvas_item(ct);
update();
#endif
}
void CanvasItemEditor::_node_removed(Node *p_node) {
#if 0
CanvasItem *canvas_item = (CanvasItem*)p_node; //not a good cast, but safe
if (canvas_items.has(canvas_item))
_remove_canvas_item(canvas_item);
update();
#endif
}
void CanvasItemEditor::_keying_changed(bool p_changed) {
if (p_changed)
animation_menu->show();
else
animation_menu->hide();
}
// slow but modern computers should have no problem
CanvasItem* CanvasItemEditor::_select_canvas_item_at_pos(const Point2& p_pos,Node* p_node,const Matrix32& p_parent_xform,const Matrix32& p_canvas_xform) {
if (!p_node)
return NULL;
if (p_node->cast_to<Viewport>())
return NULL;
CanvasItem *c=p_node->cast_to<CanvasItem>();
for (int i=p_node->get_child_count()-1;i>=0;i--) {
CanvasItem *r=NULL;
if (c && !c->is_set_as_toplevel())
r=_select_canvas_item_at_pos(p_pos,p_node->get_child(i),p_parent_xform * c->get_transform(),p_canvas_xform);
else {
CanvasLayer *cl = p_node->cast_to<CanvasLayer>();
if (cl)
return NULL;
r=_select_canvas_item_at_pos(p_pos,p_node->get_child(i),transform ,cl ? cl->get_transform() : p_canvas_xform); //use base transform
}
if (r)
return r;
}
if (c && c->is_visible() && !c->has_meta("_edit_lock_")) {
Rect2 rect = c->get_item_rect();
Point2 local_pos = (p_parent_xform * p_canvas_xform * c->get_transform()).affine_inverse().xform(p_pos);
if (rect.has_point(local_pos))
return c;
}
return NULL;
}
void CanvasItemEditor::_find_canvas_items_at_rect(const Rect2& p_rect,Node* p_node,const Matrix32& p_parent_xform,const Matrix32& p_canvas_xform,List<CanvasItem*> *r_items) {
if (!p_node)
return;
if (p_node->cast_to<Viewport>())
return;
CanvasItem *c=p_node->cast_to<CanvasItem>();
for (int i=p_node->get_child_count()-1;i>=0;i--) {
if (c && !c->is_set_as_toplevel())
_find_canvas_items_at_rect(p_rect,p_node->get_child(i),p_parent_xform * c->get_transform(),p_canvas_xform,r_items);
else {
CanvasLayer *cl = p_node->cast_to<CanvasLayer>();
if (cl)
return;
_find_canvas_items_at_rect(p_rect,p_node->get_child(i),transform,cl?cl->get_transform():p_canvas_xform,r_items);
}
}
if (c && c->is_visible() && !c->has_meta("_edit_lock_")) {
Rect2 rect = c->get_item_rect();
Matrix32 xform = p_parent_xform * p_canvas_xform * c->get_transform();
if ( p_rect.has_point( xform.xform( rect.pos ) ) &&
p_rect.has_point( xform.xform( rect.pos+Vector2(rect.size.x,0) ) ) &&
p_rect.has_point( xform.xform( rect.pos+Vector2(rect.size.x,rect.size.y) ) ) &&
p_rect.has_point( xform.xform( rect.pos+Vector2(0,rect.size.y) ) ) ) {
r_items->push_back(c);
}
}
}
void CanvasItemEditor::_key_move(const Vector2& p_dir, bool p_snap, KeyMoveMODE p_move_mode) {
if (drag!=DRAG_NONE)
return;
if (editor_selection->get_selected_node_list().empty())
return;
undo_redo->create_action("Move Action",true);
List<Node*> &selection = editor_selection->get_selected_node_list();
for(List<Node*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->get()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
CanvasItemEditorSelectedItem *se=editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(canvas_item);
if (!se)
continue;
if (canvas_item->has_meta("_edit_lock_"))
continue;
Vector2 drag = p_dir;
if (p_snap)
drag*=snap;
undo_redo->add_undo_method(canvas_item,"edit_set_state",canvas_item->edit_get_state());
if (p_move_mode == MOVE_VIEW_BASE) {
// drag = transform.affine_inverse().basis_xform(p_dir); // zoom sensitive
drag = canvas_item->get_global_transform_with_canvas().affine_inverse().basis_xform(drag);
Rect2 local_rect = canvas_item->get_item_rect();
local_rect.pos+=drag;
undo_redo->add_do_method(canvas_item,"edit_set_rect",local_rect);
} else { // p_move_mode==MOVE_LOCAL_BASE || p_move_mode==MOVE_LOCAL_WITH_ROT
if (Node2D *node_2d = canvas_item->cast_to<Node2D>()) {
if (p_move_mode == MOVE_LOCAL_WITH_ROT) {
Matrix32 m;
m.rotate( node_2d->get_rot() );
drag = m.xform(drag);
}
node_2d->set_pos(node_2d->get_pos() + drag);
} else if (Control *control = canvas_item->cast_to<Control>()) {
control->set_pos(control->get_pos()+drag);
}
}
}
undo_redo->commit_action();
}
Point2 CanvasItemEditor::_find_topleftmost_point() {
Vector2 tl=Point2(1e10,1e10);
Rect2 r2;
r2.pos=tl;
List<Node*> &selection = editor_selection->get_selected_node_list();
for(List<Node*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->get()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
Rect2 rect=canvas_item->get_item_rect();
Matrix32 xform=canvas_item->get_global_transform_with_canvas();
r2.expand_to(xform.xform(rect.pos));
r2.expand_to(xform.xform(rect.pos+Vector2(rect.size.x,0)));
r2.expand_to(xform.xform(rect.pos+rect.size));
r2.expand_to(xform.xform(rect.pos+Vector2(0,rect.size.y)));
}
return r2.pos;
}
int CanvasItemEditor::get_item_count() {
List<Node*> &selection = editor_selection->get_selected_node_list();
int ic=0;
for(List<Node*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->get()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
ic++;
};
return ic;
}
CanvasItem *CanvasItemEditor::get_single_item() {
Map<Node*,Object*> &selection = editor_selection->get_selection();
CanvasItem *single_item=NULL;
for(Map<Node*,Object*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->key()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
if (single_item)
return NULL; //morethan one
single_item=canvas_item;
};
return single_item;
}
CanvasItemEditor::DragType CanvasItemEditor::_find_drag_type(const Matrix32& p_xform, const Rect2& p_local_rect, const Point2& p_click, Vector2& r_point) {
CanvasItem *canvas_item = get_single_item();
ERR_FAIL_COND_V(!canvas_item,DRAG_NONE);
Rect2 rect=canvas_item->get_item_rect();
Matrix32 xforml=canvas_item->get_global_transform_with_canvas();
Matrix32 xform=transform * xforml;
Vector2 endpoints[4]={
xform.xform(rect.pos),
xform.xform(rect.pos+Vector2(rect.size.x,0)),
xform.xform(rect.pos+rect.size),
xform.xform(rect.pos+Vector2(0,rect.size.y))
};
Vector2 endpointsl[4]={
xforml.xform(rect.pos),
xforml.xform(rect.pos+Vector2(rect.size.x,0)),
xforml.xform(rect.pos+rect.size),
xforml.xform(rect.pos+Vector2(0,rect.size.y))
};
DragType dragger[]={
DRAG_TOP_LEFT,
DRAG_TOP,
DRAG_TOP_RIGHT,
DRAG_RIGHT,
DRAG_BOTTOM_RIGHT,
DRAG_BOTTOM,
DRAG_BOTTOM_LEFT,
DRAG_LEFT
};
float radius = (select_handle->get_size().width/2)*1.5;
//try draggers
for(int i=0;i<4;i++) {
int prev = (i+3)%4;
int next = (i+1)%4;
r_point=endpointsl[i];
Vector2 ofs = ((endpoints[i] - endpoints[prev]).normalized() + ((endpoints[i] - endpoints[next]).normalized())).normalized();
ofs*=1.4144*(select_handle->get_size().width/2);
ofs+=endpoints[i];
if (ofs.distance_to(p_click)<radius)
return dragger[i*2];
ofs = (endpoints[i]+endpoints[next])/2;
ofs += (endpoints[next]-endpoints[i]).tangent().normalized()*(select_handle->get_size().width/2);
r_point=(endpointsl[i]+endpointsl[next])/2;
if (ofs.distance_to(p_click)<radius)
return dragger[i*2+1];
}
/*
if (rect.has_point(xform.affine_inverse().xform(p_click))) {
r_point=_find_topleftmost_point();
return DRAG_ALL;
}*/
//try draggers
return DRAG_NONE;
}
void CanvasItemEditor::incbeg(float& beg,float &end, float inc, float minsize,bool p_symmetric) {
if (minsize<0) {
beg+=inc;
if (p_symmetric)
end-=inc;
} else {
if (p_symmetric) {
beg+=inc;
end-=inc;
if (end-beg < minsize) {
float center = (beg+end)/2.0;
beg=center-minsize/2.0;
end=center+minsize/2.0;
}
} else {
if (end-(beg+inc) < minsize)
beg=end-minsize;
else
beg+=inc;
}
}
}
void CanvasItemEditor::incend(float &beg,float& end, float inc, float minsize,bool p_symmetric) {
if (minsize<0) {
end+=inc;
if (p_symmetric)
beg-=inc;
} else {
if (p_symmetric) {
end+=inc;
beg-=inc;
if (end-beg < minsize) {
float center = (beg+end)/2.0;
beg=center-minsize/2.0;
end=center+minsize/2.0;
}
} else {
if ((end+inc)-beg < minsize)
end=beg+minsize;
else
end+=inc;
}
}
}
void CanvasItemEditor::_append_canvas_item(CanvasItem *c) {
editor_selection->add_node(c);
}
void CanvasItemEditor::_dialog_value_changed(double) {
if (updating_value_dialog)
return;
switch(last_option) {
case SNAP_CONFIGURE: {
snap=dialog_val->get_val();
viewport->update();
} break;
case ZOOM_SET: {
zoom=dialog_val->get_val()/100.0;
_update_scroll(0);
viewport->update();
} break;
default:{}
}
}
bool CanvasItemEditor::get_remove_list(List<Node*> *p_list) {
return false;//!p_list->empty();
}
void CanvasItemEditor::_viewport_input_event(const InputEvent& p_event) {
{
EditorNode *en = editor;
EditorPlugin *over_plugin = en->get_editor_plugin_over();
if (over_plugin) {
bool discard = over_plugin->forward_input_event(p_event);
if (discard) {
accept_event();
return;
}
}
}
if (p_event.type==InputEvent::MOUSE_BUTTON) {
const InputEventMouseButton &b=p_event.mouse_button;
if (b.button_index==BUTTON_WHEEL_DOWN) {
float prev_zoom=zoom;
zoom=zoom*0.95;
{
Point2 ofs(b.x,b.y);
ofs = ofs/prev_zoom - ofs/zoom;
h_scroll->set_val( h_scroll->get_val() + ofs.x );
v_scroll->set_val( v_scroll->get_val() + ofs.y );
}
_update_scroll(0);
viewport->update();
return;
}
if (b.button_index==BUTTON_WHEEL_UP) {
float prev_zoom=zoom;
zoom=zoom*(1.0/0.95);
{
Point2 ofs(b.x,b.y);
ofs = ofs/prev_zoom - ofs/zoom;
h_scroll->set_val( h_scroll->get_val() + ofs.x );
v_scroll->set_val( v_scroll->get_val() + ofs.y );
}
_update_scroll(0);
viewport->update();
return;
}
if (b.button_index==BUTTON_RIGHT) {
if (get_item_count() > 0 && drag!=DRAG_NONE) {
//cancel drag
List<Node*> &selection = editor_selection->get_selected_node_list();
for(List<Node*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->get()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
CanvasItemEditorSelectedItem *se=editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(canvas_item);
if (!se)
continue;
canvas_item->edit_set_state(se->undo_state);
if (canvas_item->cast_to<Node2D>())
canvas_item->cast_to<Node2D>()->edit_set_pivot(se->undo_pivot);
}
} else if (box_selecting) {
box_selecting=false;
viewport->update();
} else if (b.pressed) {
#if 0
ref_item = NULL;
Node* scene = get_scene()->get_root_node()->cast_to<EditorNode>()->get_edited_scene();
if ( scene ) ref_item =_select_canvas_item_at_pos( Point2( b.x, b.y ), scene, transform );
#endif
//popup->set_pos(Point2(b.x,b.y));
//popup->popup();
}
return;
}
//if (!canvas_items.size())
// return;
if (tool==TOOL_PAN || b.button_index!=BUTTON_LEFT || Input::get_singleton()->is_key_pressed(KEY_SPACE))
return;
if (!b.pressed) {
if (drag!=DRAG_NONE) {
if (undo_redo) {
undo_redo->create_action("Edit CanvasItem");
List<Node*> &selection = editor_selection->get_selected_node_list();
for(List<Node*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->get()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
CanvasItemEditorSelectedItem *se=editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(canvas_item);
if (!se)
continue;
Variant state=canvas_item->edit_get_state();
undo_redo->add_do_method(canvas_item,"edit_set_state",state);
undo_redo->add_undo_method(canvas_item,"edit_set_state",se->undo_state);
if (canvas_item->cast_to<Node2D>()) {
Node2D *pvt = canvas_item->cast_to<Node2D>();
if (pvt->edit_has_pivot()) {
undo_redo->add_do_method(canvas_item,"edit_set_pivot",pvt->edit_get_pivot());
undo_redo->add_undo_method(canvas_item,"edit_set_pivot",se->undo_pivot);
}
}
}
undo_redo->commit_action();
}
drag=DRAG_NONE;
viewport->update();
can_move_pivot=false;
}
if (box_selecting) {
#if 0
if ( ! b.mod.shift ) _clear_canvas_items();
if ( box_selection_end() ) return;
#endif
Node* scene = editor->get_edited_scene();
if (scene) {
List<CanvasItem*> selitems;
Point2 bsfrom = transform.xform(drag_from);
Point2 bsto= transform.xform(box_selecting_to);
if (bsfrom.x>bsto.x)
SWAP(bsfrom.x,bsto.x);
if (bsfrom.y>bsto.y)
SWAP(bsfrom.y,bsto.y);
_find_canvas_items_at_rect(Rect2(bsfrom,bsto-bsfrom),scene,transform,Matrix32(),&selitems);
for(List<CanvasItem*>::Element *E=selitems.front();E;E=E->next()) {
_append_canvas_item(E->get());
}
}
box_selecting=false;
viewport->update();
}
return;
}
CanvasItem *single_item = get_single_item();
if (single_item) {
//try single canvas_item edit
CanvasItem *canvas_item = single_item;
CanvasItemEditorSelectedItem *se=editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(canvas_item);
ERR_FAIL_COND(!se);
Point2 click(b.x,b.y);
if ((b.mod.control && tool==TOOL_SELECT) || tool==TOOL_ROTATE) {
drag=DRAG_ROTATE;
drag_from=transform.affine_inverse().xform(click);
se->undo_state=canvas_item->edit_get_state();
if (canvas_item->cast_to<Node2D>())
se->undo_pivot=canvas_item->cast_to<Node2D>()->edit_get_pivot();
return;
}
Matrix32 xform = transform * canvas_item->get_global_transform_with_canvas();
Rect2 rect=canvas_item->get_item_rect();
// float handle_radius = handle_len * 1.4144; //magic number, guess what it means!
if (tool==TOOL_SELECT) {
drag = _find_drag_type(xform,rect,click,drag_point_from);
if (b.doubleclick) {
if (canvas_item->get_filename()!="" && canvas_item!=editor->get_edited_scene()) {
editor->open_request(canvas_item->get_filename());
return;
}
}
if (drag!=DRAG_NONE) {
drag_from=transform.affine_inverse().xform(click);
se->undo_state=canvas_item->edit_get_state();
if (canvas_item->cast_to<Node2D>())
se->undo_pivot=canvas_item->cast_to<Node2D>()->edit_get_pivot();
return;
}
} else {
drag=DRAG_NONE;
}
}
//multi canvas_item edit
Point2 click=Point2(b.x,b.y);
if ((b.mod.alt || tool==TOOL_MOVE) && get_item_count()) {
List<Node*> &selection = editor_selection->get_selected_node_list();
for(List<Node*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->get()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
CanvasItemEditorSelectedItem *se=editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(canvas_item);
if (!se)
continue;
se->undo_state=canvas_item->edit_get_state();
if (canvas_item->cast_to<Node2D>())
se->undo_pivot=canvas_item->cast_to<Node2D>()->edit_get_pivot();
}
drag=DRAG_ALL;
drag_from=transform.affine_inverse().xform(click);
drag_point_from=_find_topleftmost_point();
viewport->update();
return;
}
Node* scene = editor->get_edited_scene();
if (!scene)
return;
/*
if (current_window) {
//no window.... ?
click-=current_window->get_scroll();
}*/
CanvasItem *c=_select_canvas_item_at_pos(click, scene,transform,Matrix32());
CanvasItem* cn = c;
while(cn) {
if (cn->has_meta("_edit_group_")) {
c=cn;
}
cn=cn->get_parent_item();
}
Node* n = c;
while ((n && n != scene && n->get_owner() != scene) || (n && !n->is_type("CanvasItem"))) {
n = n->get_parent();
};
c = n->cast_to<CanvasItem>();
#if 0
if ( b.pressed ) box_selection_start( click );
#endif
if (b.mod.shift) { //additive selection
if (!c) {
drag_from=transform.affine_inverse().xform(click);
box_selecting=true;
box_selecting_to=drag_from;
return; //nothing to add
}
if (editor_selection->is_selected(c)) {
//already in here, erase it
editor_selection->remove_node(c);
//_remove_canvas_item(c);
viewport->update();
return;
}
_append_canvas_item(c);
viewport->update();
} else {
//regular selection
if (!c) {
//clear because nothing clicked
editor_selection->clear();;
drag_from=transform.affine_inverse().xform(click);
box_selecting=true;
box_selecting_to=drag_from;
viewport->update();
return;
}
if (!editor_selection->is_selected(c)) {
//select a new one and clear previous selection
editor_selection->clear();
editor_selection->add_node(c);
//reselect
if (get_scene()->is_editor_hint()) {
editor->call("edit_node",c);
}
}
//prepare to move!
List<Node*> &selection = editor_selection->get_selected_node_list();
for(List<Node*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->get()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
CanvasItemEditorSelectedItem *se=editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(canvas_item);
if (!se)
continue;
se->undo_state=canvas_item->edit_get_state();
if (canvas_item->cast_to<Node2D>())
se->undo_pivot=canvas_item->cast_to<Node2D>()->edit_get_pivot();
}
drag=DRAG_ALL;
drag_from=transform.affine_inverse().xform(click);
drag_point_from=_find_topleftmost_point();
viewport->update();
}
}
if (p_event.type==InputEvent::MOUSE_MOTION) {
if (!viewport->has_focus())
viewport->call_deferred("grab_focus");
const InputEventMouseMotion &m=p_event.mouse_motion;
if (box_selecting) {
box_selecting_to=transform.affine_inverse().xform(Point2(m.x,m.y));
viewport->update();
return;
}
if (drag==DRAG_NONE) {
if ( (m.button_mask&BUTTON_MASK_LEFT && tool == TOOL_PAN) || m.button_mask&BUTTON_MASK_MIDDLE || (m.button_mask&BUTTON_MASK_LEFT && Input::get_singleton()->is_key_pressed(KEY_SPACE))) {
h_scroll->set_val( h_scroll->get_val() - m.relative_x/zoom);
v_scroll->set_val( v_scroll->get_val() - m.relative_y/zoom);
}
return;
}
List<Node*> &selection = editor_selection->get_selected_node_list();
for(List<Node*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->get()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
CanvasItemEditorSelectedItem *se=editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(canvas_item);
if (!se)
continue;
canvas_item->edit_set_state(se->undo_state); //reset state and reapply
if (canvas_item->cast_to<Node2D>())
canvas_item->cast_to<Node2D>()->edit_set_pivot(se->undo_pivot);
Vector2 dfrom = drag_from;
Vector2 dto = transform.affine_inverse().xform(Point2(m.x,m.y));
if (canvas_item->has_meta("_edit_lock_"))
continue;
if (drag==DRAG_ROTATE) {
Vector2 center = canvas_item->get_global_transform_with_canvas().get_origin();
Matrix32 rot;
rot.elements[1] = (dfrom - center).normalized();
rot.elements[0] = rot.elements[1].tangent();
float ang = rot.xform_inv(dto-center).atan2();
canvas_item->edit_rotate(ang);
display_rotate_to = dto;
display_rotate_from = center;
continue;
}
if (pixel_snap || (is_snap_active() && snap>0)) {
if (drag!=DRAG_ALL) {
dfrom=drag_point_from;
dto=snapify(dto);
} else {
Vector2 newpos = drag_point_from + (dto-dfrom);
Vector2 disp;
if (!is_snap_active() || snap<1) {
disp.x = Math::fposmod(newpos.x,1);
disp.y = Math::fposmod(newpos.y,1);
} else {
disp.x = Math::fposmod(newpos.x,snap);
disp.y = Math::fposmod(newpos.y,snap);
}
dto-=disp;
}
}
Vector2 drag_vector =
canvas_item->get_global_transform_with_canvas().affine_inverse().xform(dto) -
canvas_item->get_global_transform_with_canvas().affine_inverse().xform(dfrom);
Rect2 local_rect = canvas_item->get_item_rect();
if (false && drag!=DRAG_ALL && m.mod.alt) {
float aspect = local_rect.size.get_aspect();
if (aspect!=0) {
if (ABS(drag_vector.x) > ABS(drag_vector.y)) {
drag_vector.y = ABS(drag_vector.x)/aspect * SGN(drag_vector.y);
} else {
drag_vector.x = ABS(drag_vector.y)*aspect * SGN(drag_vector.x);
}
}
}
Vector2 begin=local_rect.pos;
Vector2 end=local_rect.pos+local_rect.size;
Vector2 minsize = canvas_item->edit_get_minimum_size();
bool uniform = m.mod.shift;
bool symmetric=m.mod.alt;
switch(drag) {
case DRAG_ALL: {
begin+=drag_vector;
end+=drag_vector;
} break;
case DRAG_RIGHT: {
incend(begin.x,end.x,drag_vector.x,minsize.x,symmetric);
} break;
case DRAG_BOTTOM: {
incend(begin.y,end.y,drag_vector.y,minsize.y,symmetric);
} break;
case DRAG_BOTTOM_RIGHT: {
if (uniform) {
drag_vector.y=drag_vector.x;
minsize.y=minsize.x;
}
incend(begin.x,end.x,drag_vector.x,minsize.x,symmetric);
incend(begin.y,end.y,drag_vector.y,minsize.y,symmetric);
} break;
case DRAG_TOP_LEFT: {
if (uniform) {
drag_vector.y=drag_vector.x;
minsize.y=minsize.x;
}
incbeg(begin.x,end.x,drag_vector.x,minsize.x,symmetric);
incbeg(begin.y,end.y,drag_vector.y,minsize.y,symmetric);
} break;
case DRAG_TOP: {
incbeg(begin.y,end.y,drag_vector.y,minsize.y,symmetric);
} break;
case DRAG_LEFT: {
incbeg(begin.x,end.x,drag_vector.x,minsize.x,symmetric);
} break;
case DRAG_TOP_RIGHT: {
if (uniform) {
drag_vector.x=-drag_vector.y;
minsize.x=minsize.y;
}
incbeg(begin.y,end.y,drag_vector.y,minsize.y,symmetric);
incend(begin.x,end.x,drag_vector.x,minsize.x,symmetric);
} break;
case DRAG_BOTTOM_LEFT: {
if (uniform) {
drag_vector.x=-drag_vector.y;
minsize.x=minsize.y;
}
incbeg(begin.x,end.x,drag_vector.x,minsize.x,symmetric);
incend(begin.y,end.y,drag_vector.y,minsize.y,symmetric);
} break;
case DRAG_PIVOT: {
if (canvas_item->cast_to<Node2D>()) {
Node2D *n2d =canvas_item->cast_to<Node2D>();
n2d->edit_set_pivot(se->undo_pivot+drag_vector);
}
continue;
} break;
default:{}
}
local_rect.pos=begin;
local_rect.size=end-begin;
canvas_item->edit_set_rect(local_rect);
}
}
if (p_event.type==InputEvent::KEY) {
const InputEventKey &k=p_event.key;
if (k.pressed && drag==DRAG_NONE) {
KeyMoveMODE move_mode = MOVE_VIEW_BASE;
if (k.mod.alt) move_mode = MOVE_LOCAL_BASE;
if (k.mod.control || k.mod.meta) move_mode = MOVE_LOCAL_WITH_ROT;
if (k.scancode==KEY_UP)
_key_move( Vector2(0,-1), k.mod.shift, move_mode );
else if (k.scancode==KEY_DOWN)
_key_move( Vector2(0,1), k.mod.shift, move_mode );
else if (k.scancode==KEY_LEFT)
_key_move( Vector2(-1,0), k.mod.shift, move_mode );
else if (k.scancode==KEY_RIGHT)
_key_move( Vector2(1,0), k.mod.shift, move_mode );
else if (k.scancode==KEY_ESCAPE) {
editor_selection->clear();
viewport->update();
}
else
return;
accept_event();
}
}
}
void CanvasItemEditor::_viewport_draw() {
// TODO fetch the viewport?
Ref<Texture> pivot = get_icon("EditorPivot","EditorIcons");
_update_scrollbars();
RID ci=viewport->get_canvas_item();
if (snap>0 && is_snap_active() && true ) {
Size2 s = viewport->get_size();
int last_cell;
Matrix32 xform = transform.affine_inverse();
for(int i=0;i<s.width;i++) {
int cell = Math::fast_ftoi(Math::floor(xform.xform(Vector2(i,0)).x/snap));
if (i==0)
last_cell=cell;
if (last_cell!=cell)
viewport->draw_line(Point2(i,0),Point2(i,s.height),Color(0.3,0.7,1,0.3));
last_cell=cell;
}
for(int i=0;i<s.height;i++) {
int cell = Math::fast_ftoi(Math::floor(xform.xform(Vector2(0,i)).y/snap));
if (i==0)
last_cell=cell;
if (last_cell!=cell)
viewport->draw_line(Point2(0,i),Point2(s.width,i),Color(0.3,0.7,1,0.3));
last_cell=cell;
}
}
if (viewport->has_focus()) {
Size2 size = viewport->get_size();
if (v_scroll->is_visible())
size.width-=v_scroll->get_size().width;
if (h_scroll->is_visible())
size.height-=h_scroll->get_size().height;
get_stylebox("EditorFocus","EditorStyles")->draw(ci,Rect2(Point2(),size));
}
Ref<Texture> lock = get_icon("Lock","EditorIcons");
Ref<Texture> group = get_icon("Group","EditorIcons");
VisualServer::get_singleton()->canvas_item_set_clip(ci,true);
bool single = get_single_item()!=NULL;
Map<Node*,Object*> &selection = editor_selection->get_selection();
CanvasItem *single_item=NULL;
for(Map<Node*,Object*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->key()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
CanvasItemEditorSelectedItem *se=editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(canvas_item);
if (!se)
continue;
Rect2 rect=canvas_item->get_item_rect();
Matrix32 xform=transform * canvas_item->get_global_transform_with_canvas();
VisualServer::get_singleton()->canvas_item_add_set_transform(ci,xform);
Point2 ofs=Point2();//get_global_pos();
Rect2 draw_rect=rect;
Color light_edit_color=Color(1.0,0.8,0.8);
Color dark_edit_color=Color(0.4,0.1,0.1);
Size2 handle_size=Size2(handle_len,handle_len);
//select_sb->draw(ci,draw_rect.grow(2));
//DRAW_EMPTY_RECT( draw_rect.grow(2), light_edit_color );
//DRAW_EMPTY_RECT( draw_rect.grow(1), dark_edit_color );
Vector2 endpoints[4]={
xform.xform(rect.pos),
xform.xform(rect.pos+Vector2(rect.size.x,0)),
xform.xform(rect.pos+rect.size),
xform.xform(rect.pos+Vector2(0,rect.size.y))
};
Color c = Color(1,0.6,0.4,0.7);
VisualServer::get_singleton()->canvas_item_add_set_transform(ci,Matrix32());
for(int i=0;i<4;i++) {
viewport->draw_line(endpoints[i],endpoints[(i+1)%4],c,2);
}
if (single && (tool==TOOL_SELECT || tool == TOOL_MOVE)) { //kind of sucks
if (canvas_item->cast_to<Node2D>()) {
if (canvas_item->cast_to<Node2D>()->edit_has_pivot()) {
viewport->draw_texture(pivot,xform.get_origin()+(-pivot->get_size()/2).floor());
can_move_pivot=true;
}
}
if (tool==TOOL_SELECT) {
for(int i=0;i<4;i++) {
int prev = (i+3)%4;
int next = (i+1)%4;
Vector2 ofs = ((endpoints[i] - endpoints[prev]).normalized() + ((endpoints[i] - endpoints[next]).normalized())).normalized();
ofs*=1.4144*(select_handle->get_size().width/2);
select_handle->draw(ci,(endpoints[i]+ofs-(select_handle->get_size()/2)).floor());
ofs = (endpoints[i]+endpoints[next])/2;
ofs += (endpoints[next]-endpoints[i]).tangent().normalized()*(select_handle->get_size().width/2);
select_handle->draw(ci,(ofs-(select_handle->get_size()/2)).floor());
}
}
}
//DRAW_EMPTY_RECT( Rect2( current_window->get_scroll()-Point2(1,1), get_size()+Size2(2,2)), Color(0.8,0.8,1.0,0.8) );
//E->get().last_rect = rect;
}
VisualServer::get_singleton()->canvas_item_add_set_transform(ci,Matrix32());
Color x_axis_color(1.0,0.4,0.4,0.6);
Color y_axis_color(0.4,1.0,0.4,0.6);
Color area_axis_color(0.4,0.4,1.0,0.4);
Color rotate_color(0.4,0.7,1.0,0.8);
VisualServer::get_singleton()->canvas_item_add_line(ci,Point2(h_scroll->get_min(),0)+transform.get_origin(),Point2(h_scroll->get_max(),0)+transform.get_origin(),x_axis_color);
VisualServer::get_singleton()->canvas_item_add_line(ci,Point2(0,v_scroll->get_min())+transform.get_origin(),Point2(0,v_scroll->get_max())+transform.get_origin(),y_axis_color);
if (box_selecting) {
Point2 bsfrom = transform.xform(drag_from);
Point2 bsto= transform.xform(box_selecting_to);
VisualServer::get_singleton()->canvas_item_add_rect(ci,Rect2(bsfrom,bsto-bsfrom),Color(0.7,0.7,1.0,0.3));
}
if (drag==DRAG_ROTATE) {
VisualServer::get_singleton()->canvas_item_add_line(ci,transform.xform(display_rotate_from), transform.xform(display_rotate_to),rotate_color);
}
Size2 screen_size = Size2( Globals::get_singleton()->get("display/width"), Globals::get_singleton()->get("display/height") );
Vector2 screen_endpoints[4]= {
transform.xform(Vector2(0,0)),
transform.xform(Vector2(screen_size.width,0)),
transform.xform(Vector2(screen_size.width,screen_size.height)),
transform.xform(Vector2(0,screen_size.height))
};
for(int i=0;i<4;i++) {
VisualServer::get_singleton()->canvas_item_add_line(ci,screen_endpoints[i], screen_endpoints[(i+1)%4],area_axis_color);
}
for(List<LockList>::Element*E=lock_list.front();E;E=E->next()) {
Vector2 ofs = transform.xform(E->get().pos);
if (E->get().lock) {
lock->draw(ci,ofs);
ofs.x+=lock->get_width();
}
if (E->get().group) {
group->draw(ci,ofs);
}
}
}
void CanvasItemEditor::_notification(int p_what) {
if (p_what==NOTIFICATION_FIXED_PROCESS) {
List<Node*> &selection = editor_selection->get_selected_node_list();
for(List<Node*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->get()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
CanvasItemEditorSelectedItem *se=editor_selection->get_node_editor_data<CanvasItemEditorSelectedItem>(canvas_item);
if (!se)
continue;
Rect2 r=canvas_item->get_item_rect();
Matrix32 xform = canvas_item->get_transform();
if (r != se->prev_rect || xform!=se->prev_xform) {
viewport->update();
se->prev_rect=r;
se->prev_xform=xform;
}
}
}
if (p_what==NOTIFICATION_ENTER_SCENE) {
select_sb->set_texture( get_icon("EditorRect2D","EditorIcons") );
for(int i=0;i<4;i++) {
select_sb->set_margin_size(Margin(i),4);
select_sb->set_default_margin(Margin(i),4);
}
select_button->set_icon( get_icon("ToolSelect","EditorIcons"));
move_button->set_icon( get_icon("ToolMove","EditorIcons"));
rotate_button->set_icon( get_icon("ToolRotate","EditorIcons"));
pan_button->set_icon( get_icon("ToolPan", "EditorIcons"));
select_handle=get_icon("EditorHandle","EditorIcons");
lock_button->set_icon(get_icon("Lock","EditorIcons"));
unlock_button->set_icon(get_icon("Unlock","EditorIcons"));
group_button->set_icon(get_icon("Group","EditorIcons"));
ungroup_button->set_icon(get_icon("Ungroup","EditorIcons"));
}
if (p_what==NOTIFICATION_READY) {
get_scene()->connect("node_removed",this,"_node_removed");
}
if (p_what==NOTIFICATION_DRAW) {
}
}
void CanvasItemEditor::edit(CanvasItem *p_canvas_item) {
drag=DRAG_NONE;
editor_selection->clear();//_clear_canvas_items();
editor_selection->add_node(p_canvas_item);
//_add_canvas_item(p_canvas_item);
viewport->update();
}
void CanvasItemEditor::_find_canvas_items_span(Node *p_node, Rect2& r_rect, const Matrix32& p_xform) {
if (!p_node)
return;
CanvasItem *c=p_node->cast_to<CanvasItem>();
for (int i=p_node->get_child_count()-1;i>=0;i--) {
// CanvasItem *r=NULL;
if (c && !c->is_set_as_toplevel())
_find_canvas_items_span(p_node->get_child(i),r_rect,p_xform * c->get_transform());
else
_find_canvas_items_span(p_node->get_child(i),r_rect,Matrix32());
}
if (c) {
Rect2 rect = c->get_item_rect();
Matrix32 xform = p_xform * c->get_transform();
LockList lock;
lock.lock=c->has_meta("_edit_lock_");
lock.group=c->has_meta("_edit_group_");
if (lock.group || lock.lock) {
lock.pos=xform.xform(rect.pos);
lock_list.push_back(lock);
}
r_rect.expand_to( xform.xform(rect.pos) );
r_rect.expand_to( xform.xform(rect.pos+Point2(rect.size.x,0)) );
r_rect.expand_to( xform.xform(rect.pos+Point2(0,rect.size.y)) );
r_rect.expand_to( xform.xform(rect.pos+rect.size) );
}
}
void CanvasItemEditor::_update_scrollbars() {
updating_scroll=true;
Size2 size = viewport->get_size();
Size2 hmin = h_scroll->get_minimum_size();
Size2 vmin = v_scroll->get_minimum_size();
v_scroll->set_begin( Point2(size.width - vmin.width, 0) );
v_scroll->set_end( Point2(size.width, size.height) );
h_scroll->set_begin( Point2( 0, size.height - hmin.height) );
h_scroll->set_end( Point2(size.width-vmin.width, size.height) );
Size2 screen_rect = Size2( Globals::get_singleton()->get("display/width"), Globals::get_singleton()->get("display/height") );
Rect2 local_rect = Rect2(Point2(),viewport->get_size()-Size2(vmin.width,hmin.height));
Rect2 canvas_item_rect=Rect2(Point2(),screen_rect);
lock_list.clear();;
if (editor->get_edited_scene())
_find_canvas_items_span(editor->get_edited_scene(),canvas_item_rect,Matrix32());
//expand area so it's easier to do animations and stuff at 0,0
canvas_item_rect.size+=screen_rect*2;
canvas_item_rect.pos-=screen_rect;
Point2 ofs;
if (canvas_item_rect.size.height <= (local_rect.size.y/zoom)) {
v_scroll->hide();
ofs.y=canvas_item_rect.pos.y;
} else {
v_scroll->show();
v_scroll->set_min(canvas_item_rect.pos.y);
v_scroll->set_max(canvas_item_rect.pos.y+canvas_item_rect.size.y);
v_scroll->set_page(local_rect.size.y/zoom);
if (first_update) {
//so 0,0 is visible
v_scroll->set_val(-10);
h_scroll->set_val(-10);
first_update=false;
}
ofs.y=v_scroll->get_val();
}
if (canvas_item_rect.size.width <= (local_rect.size.x/zoom)) {
h_scroll->hide();
ofs.x=canvas_item_rect.pos.x;
} else {
h_scroll->show();
h_scroll->set_min(canvas_item_rect.pos.x);
h_scroll->set_max(canvas_item_rect.pos.x+canvas_item_rect.size.x);
h_scroll->set_page(local_rect.size.x/zoom);
ofs.x=h_scroll->get_val();
}
// transform=Matrix32();
transform.elements[2]=-ofs*zoom;
editor->get_scene_root()->set_global_canvas_transform(transform);
updating_scroll=false;
// transform.scale_basis(Vector2(zoom,zoom));
}
void CanvasItemEditor::_update_scroll(float) {
if (updating_scroll)
return;
Point2 ofs;
ofs.x=h_scroll->get_val();
ofs.y=v_scroll->get_val();
// current_window->set_scroll(-ofs);
transform=Matrix32();
transform.scale_basis(Size2(zoom,zoom));
transform.elements[2]=-ofs;
editor->get_scene_root()->set_global_canvas_transform(transform);
viewport->update();
}
Point2 CanvasItemEditor::snapify(const Point2& p_pos) const {
bool active=is_snap_active();
Vector2 pos = p_pos;
if (!active || snap<1) {
if (pixel_snap) {
pos.x=Math::stepify(pos.x,1);
pos.y=Math::stepify(pos.y,1);
}
return pos;
}
pos.x=Math::stepify(pos.x,snap);
pos.y=Math::stepify(pos.y,snap);
return pos;
}
void CanvasItemEditor::_popup_callback(int p_op) {
last_option=MenuOption(p_op);
switch(p_op) {
case SNAP_USE: {
int idx = edit_menu->get_popup()->get_item_index(SNAP_USE);
edit_menu->get_popup()->set_item_checked( idx,!edit_menu->get_popup()->is_item_checked(0));
viewport->update();
} break;
case SNAP_USE_PIXEL: {
pixel_snap = ! pixel_snap;
int idx = edit_menu->get_popup()->get_item_index(SNAP_USE_PIXEL);
edit_menu->get_popup()->set_item_checked(idx,pixel_snap);
} break;
case SNAP_CONFIGURE: {
updating_value_dialog=true;
dialog_label->set_text("Snap (Pixels):");
dialog_val->set_min(1);
dialog_val->set_step(1);
dialog_val->set_max(4096);
dialog_val->set_val(snap);
value_dialog->popup_centered(Size2(200,85));
updating_value_dialog=false;
} break;
case ZOOM_IN: {
zoom=zoom*(1.0/0.5);
_update_scroll(0);
viewport->update();
return;
} break;
case ZOOM_OUT: {
zoom=zoom*0.5;
_update_scroll(0);
viewport->update();
return;
} break;
case ZOOM_RESET: {
zoom=1;
_update_scroll(0);
viewport->update();
return;
} break;
case ZOOM_SET: {
updating_value_dialog=true;
dialog_label->set_text("Zoom (%):");
dialog_val->set_min(0.1);
dialog_val->set_step(0.1);
dialog_val->set_max(800);
dialog_val->set_val(zoom*100);
value_dialog->popup_centered(Size2(200,85));
updating_value_dialog=false;
} break;
case LOCK_SELECTED: {
List<Node*> &selection = editor_selection->get_selected_node_list();
for(List<Node*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->get()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
canvas_item->set_meta("_edit_lock_",true);
emit_signal("item_lock_status_changed");
}
viewport->update();
} break;
case UNLOCK_SELECTED: {
List<Node*> &selection = editor_selection->get_selected_node_list();
for(List<Node*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->get()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
canvas_item->set_meta("_edit_lock_",Variant());
emit_signal("item_lock_status_changed");
}
viewport->update();
} break;
case GROUP_SELECTED: {
List<Node*> &selection = editor_selection->get_selected_node_list();
for(List<Node*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->get()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
canvas_item->set_meta("_edit_group_",true);
emit_signal("item_group_status_changed");
}
viewport->update();
} break;
case UNGROUP_SELECTED: {
List<Node*> &selection = editor_selection->get_selected_node_list();
for(List<Node*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->get()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
canvas_item->set_meta("_edit_group_",Variant());
emit_signal("item_group_status_changed");
}
viewport->update();
} break;
case EXPAND_TO_PARENT: {
List<Node*> &selection = editor_selection->get_selected_node_list();
for(List<Node*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->get()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
Control *c = canvas_item->cast_to<Control>();
if (!c)
continue;
c->set_area_as_parent_rect();
}
viewport->update();
} break;
case ALIGN_VERTICAL: {
#if 0
if ( ref_item && canvas_items.size() > 1 ) {
Vector2 ref_pos = ref_item->get_global_transform().elements[2];
Rect2 ref_r = ref_item->get_item_rect();
for ( CanvasItemMap::Element *E = canvas_items.front(); E; E = E->next() ) {
CanvasItem *it_curr = E->key();
if ( it_curr == ref_item ) continue;
Vector2 v = it_curr->get_global_transform().elements[2];
Rect2 r = it_curr->get_item_rect();
r.pos.x = ( ref_pos.x + ref_r.size.x / 2 ) - ( v.x + r.size.x / 2 );
it_curr->edit_set_rect( r );
}
viewport->update();
}
#endif
} break;
case ALIGN_HORIZONTAL: {
#if 0
if ( ref_item && canvas_items.size() > 1 ) {
Vector2 ref_pos = ref_item->get_global_transform().elements[2];
Rect2 ref_r = ref_item->get_item_rect();
for ( CanvasItemMap::Element *E = canvas_items.front(); E; E = E->next() ) {
CanvasItem *it_curr = E->key();
if ( it_curr == ref_item ) continue;
Vector2 v = it_curr->get_global_transform().elements[2];
Rect2 r = it_curr->get_item_rect();
r.pos.y = ( ref_pos.y + ref_r.size.y / 2 ) - ( v.y + r.size.y / 2 );
it_curr->edit_set_rect( r );
}
viewport->update();
}
#endif
} break;
case SPACE_HORIZONTAL: {
//space_selected_items< proj_vector2_x, compare_items_x >();
} break;
case SPACE_VERTICAL: {
//space_selected_items< proj_vector2_y, compare_items_y >();
} break;
case ANIM_INSERT_KEY:
case ANIM_INSERT_KEY_EXISTING: {
bool existing = p_op==ANIM_INSERT_KEY_EXISTING;
Map<Node*,Object*> &selection = editor_selection->get_selection();
for(Map<Node*,Object*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->key()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
if (canvas_item->cast_to<Node2D>()) {
Node2D *n2d = canvas_item->cast_to<Node2D>();
if (key_pos)
editor->get_animation_editor()->insert_node_value_key(n2d,"transform/pos",n2d->get_pos(),existing);
if (key_rot)
editor->get_animation_editor()->insert_node_value_key(n2d,"transform/rot",Math::rad2deg(n2d->get_rot()),existing);
if (key_scale)
editor->get_animation_editor()->insert_node_value_key(n2d,"transform/scale",n2d->get_scale(),existing);
} else if (canvas_item->cast_to<Control>()) {
Control *ctrl = canvas_item->cast_to<Control>();
if (key_pos)
editor->get_animation_editor()->insert_node_value_key(ctrl,"rect/pos",ctrl->get_pos(),existing);
if (key_scale)
editor->get_animation_editor()->insert_node_value_key(ctrl,"rect/size",ctrl->get_size(),existing);
}
}
} break;
case ANIM_INSERT_POS:
case ANIM_INSERT_ROT:
case ANIM_INSERT_SCALE:
case ANIM_INSERT_POS_ROT:
case ANIM_INSERT_POS_SCALE:
case ANIM_INSERT_ROT_SCALE:
case ANIM_INSERT_POS_ROT_SCALE: {
static const bool key_toggles[7][3]={
{true,false,false},
{false,true,false},
{false,false,true},
{true,true,false},
{true,false,true},
{false,true,true},
{true,true,true}
};
key_pos=key_toggles[p_op-ANIM_INSERT_POS][0];
key_rot=key_toggles[p_op-ANIM_INSERT_POS][1];
key_scale=key_toggles[p_op-ANIM_INSERT_POS][2];
for(int i=ANIM_INSERT_POS;i<=ANIM_INSERT_POS_ROT_SCALE;i++) {
int idx = animation_menu->get_popup()->get_item_index(i);
animation_menu->get_popup()->set_item_checked(idx,i==p_op);
}
} break;
case ANIM_COPY_POSE: {
pose_clipboard.clear();;
Map<Node*,Object*> &selection = editor_selection->get_selection();
for(Map<Node*,Object*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->key()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
if (canvas_item->cast_to<Node2D>()) {
Node2D *n2d = canvas_item->cast_to<Node2D>();
PoseClipboard pc;
pc.pos=n2d->get_pos();
pc.rot=n2d->get_rot();
pc.scale=n2d->get_scale();
pc.id=n2d->get_instance_ID();
pose_clipboard.push_back(pc);
}
}
} break;
case ANIM_PASTE_POSE: {
if (!pose_clipboard.size())
break;
undo_redo->create_action("Paste Pose");
for (List<PoseClipboard>::Element *E=pose_clipboard.front();E;E=E->next()) {
Object *o = ObjectDB::get_instance(E->get().id);
if (!o)
continue;
Node2D *n2d = o->cast_to<Node2D>();
if (!n2d)
continue;
undo_redo->add_do_method(n2d,"set_pos",E->get().pos);
undo_redo->add_do_method(n2d,"set_rot",E->get().rot);
undo_redo->add_do_method(n2d,"set_scale",E->get().scale);
undo_redo->add_undo_method(n2d,"set_pos",n2d->get_pos());
undo_redo->add_undo_method(n2d,"set_rot",n2d->get_rot());
undo_redo->add_undo_method(n2d,"set_scale",n2d->get_scale());
}
undo_redo->commit_action();
} break;
case ANIM_CLEAR_POSE: {
Map<Node*,Object*> &selection = editor_selection->get_selection();
for(Map<Node*,Object*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->key()->cast_to<CanvasItem>();
if (!canvas_item)
continue;
if (!canvas_item->is_visible())
continue;
if (canvas_item->cast_to<Node2D>()) {
Node2D *n2d = canvas_item->cast_to<Node2D>();
if (key_pos)
n2d->set_pos(Vector2());
if (key_rot)
n2d->set_rot(0);
if (key_scale)
n2d->set_scale(Vector2(1,1));
} else if (canvas_item->cast_to<Control>()) {
Control *ctrl = canvas_item->cast_to<Control>();
if (key_pos)
ctrl->set_pos(Point2());
//if (key_scale)
// editor->get_animation_editor()->insert_node_value_key(ctrl,"rect/size",ctrl->get_size());
}
}
} break;
case VIEW_CENTER_TO_SELECTION:
case VIEW_FRAME_TO_SELECTION: {
Vector2 center(0.f, 0.f);
Rect2 rect;
int count = 0;
Map<Node*,Object*> &selection = editor_selection->get_selection();
for(Map<Node*,Object*>::Element *E=selection.front();E;E=E->next()) {
CanvasItem *canvas_item = E->key()->cast_to<CanvasItem>();
if (!canvas_item) continue;
// counting invisible items, for now
//if (!canvas_item->is_visible()) continue;
++count;
Rect2 item_rect = canvas_item->get_item_rect();
Vector2 pos = canvas_item->get_global_transform().get_origin();
Vector2 scale = canvas_item->get_global_transform().get_scale();
real_t angle = canvas_item->get_global_transform().get_rotation();
Matrix32 t(angle, Vector2(0.f,0.f));
item_rect = t.xform(item_rect);
Rect2 canvas_item_rect(pos + scale*item_rect.pos, scale*item_rect.size);
if (count == 1) {
rect = canvas_item_rect;
} else {
rect = rect.merge(canvas_item_rect);
}
};
if (count==0) break;
if (p_op == VIEW_CENTER_TO_SELECTION) {
center = rect.pos + rect.size/2;
Vector2 offset = viewport->get_size()/2 - editor->get_scene_root()->get_global_canvas_transform().xform(center);
h_scroll->set_val(h_scroll->get_val() - offset.x/zoom);
v_scroll->set_val(v_scroll->get_val() - offset.y/zoom);
} else { // VIEW_FRAME_TO_SELECTION
if (rect.size.x > CMP_EPSILON && rect.size.y > CMP_EPSILON) {
float scale_x = viewport->get_size().x/rect.size.x;
float scale_y = viewport->get_size().y/rect.size.y;
zoom = scale_x < scale_y? scale_x:scale_y;
zoom *= 0.90;
_update_scroll(0);
call_deferred("_popup_callback", VIEW_CENTER_TO_SELECTION);
}
}
} break;
}
}
#if 0
template< class P, class C > void CanvasItemEditor::space_selected_items() {
P p;
if ( canvas_items.size() > 2 ) {
Vector< CanvasItem * > items;
for ( CanvasItemMap::Element *E = canvas_items.front(); E; E = E->next() ) {
CanvasItem *it_curr = E->key();
items.push_back( it_curr );
}
items.sort_custom< C >();
float width_s = p.get( items[0]->get_item_rect().size );
float width_e = p.get( items[ items.size() - 1 ]->get_item_rect().size );
float start_x = p.get( items[0]->get_global_transform().elements[2] ) + ( width_s / 2 );
float end_x = p.get( items[ items.size() - 1 ]->get_global_transform().elements[2] ) + ( width_e / 2 );
float sp = ( end_x - start_x ) / ( items.size() - 1 );
for ( int i = 0; i < items.size(); i++ ) {
CanvasItem *it_curr = items[i];
Vector2 v = it_curr->get_global_transform().elements[2];
Rect2 r = it_curr->get_item_rect();
p.set( r.pos, ( start_x + sp * i ) - ( p.get( v ) + p.get( r.size ) / 2 ) );
it_curr->edit_set_rect( r );
}
viewport->update();
}
}
#endif
void CanvasItemEditor::_bind_methods() {
ObjectTypeDB::bind_method("_node_removed",&CanvasItemEditor::_node_removed);
ObjectTypeDB::bind_method("_update_scroll",&CanvasItemEditor::_update_scroll);
ObjectTypeDB::bind_method("_popup_callback",&CanvasItemEditor::_popup_callback);
ObjectTypeDB::bind_method("_visibility_changed",&CanvasItemEditor::_visibility_changed);
ObjectTypeDB::bind_method("_dialog_value_changed",&CanvasItemEditor::_dialog_value_changed);
ObjectTypeDB::bind_method("_get_editor_data",&CanvasItemEditor::_get_editor_data);
ObjectTypeDB::bind_method("_tool_select",&CanvasItemEditor::_tool_select);
ObjectTypeDB::bind_method("_keying_changed",&CanvasItemEditor::_keying_changed);
ObjectTypeDB::bind_method("_unhandled_key_input",&CanvasItemEditor::_unhandled_key_input);
ObjectTypeDB::bind_method("_viewport_draw",&CanvasItemEditor::_viewport_draw);
ObjectTypeDB::bind_method("_viewport_input_event",&CanvasItemEditor::_viewport_input_event);
ADD_SIGNAL( MethodInfo("item_lock_status_changed") );
ADD_SIGNAL( MethodInfo("item_group_status_changed") );
}
#if 0
void CanvasItemEditor::end_drag() {
print_line( "end drag" );
if (undo_redo) {
undo_redo->create_action("Edit CanvasItem");
for(CanvasItemMap::Element *E=canvas_items.front();E;E=E->next()) {
CanvasItem *canvas_item = E->key();
Variant state=canvas_item->edit_get_state();
undo_redo->add_do_method(canvas_item,"edit_set_state",state);
undo_redo->add_undo_method(canvas_item,"edit_set_state",E->get().undo_state);
}
undo_redo->commit_action();
}
drag=DRAG_NONE;
viewport->update();
}
void CanvasItemEditor::box_selection_start( Point2 &click ) {
print_line( "box selection start" );
drag_from=transform.affine_inverse().xform(click);
box_selecting=true;
box_selecting_to=drag_from;
viewport->update();
}
bool CanvasItemEditor::box_selection_end() {
print_line( "box selection end" );
Node* scene = get_scene()->get_root_node()->cast_to<EditorNode>()->get_edited_scene();
if (scene) {
List<CanvasItem*> selitems;
Point2 bsfrom = transform.xform(drag_from);
Point2 bsto= transform.xform(box_selecting_to);
if (bsfrom.x>bsto.x)
SWAP(bsfrom.x,bsto.x);
if (bsfrom.y>bsto.y)
SWAP(bsfrom.y,bsto.y);
if ( bsfrom.distance_to( bsto ) < 3 ) {
print_line( "box selection too small" );
box_selecting=false;
viewport->update();
return false;
}
_find_canvas_items_at_rect(Rect2(bsfrom,bsto-bsfrom),scene,transform,&selitems);
for(List<CanvasItem*>::Element *E=selitems.front();E;E=E->next()) {
_append_canvas_item(E->get());
}
}
box_selecting=false;
viewport->update();
return true;
}
#endif
void CanvasItemEditor::add_control_to_menu_panel(Control *p_control) {
hb->add_child(p_control);
}
CanvasItemEditor::CanvasItemEditor(EditorNode *p_editor) {
tool = TOOL_SELECT;
undo_redo=p_editor->get_undo_redo();
editor=p_editor;
editor_selection=p_editor->get_editor_selection();
editor_selection->add_editor_plugin(this);
editor_selection->connect("selection_changed",this,"update");
hb = memnew( HBoxContainer );
add_child( hb );
hb->set_area_as_parent_rect();
Control *vp_base = memnew (Control);
add_child(vp_base);
vp_base->set_v_size_flags(SIZE_EXPAND_FILL);
Control *vp = memnew (Control);
vp_base->add_child(vp);
vp->set_area_as_parent_rect();
vp->add_child(p_editor->get_scene_root());
viewport = memnew( Control );
vp_base->add_child(viewport);
viewport->set_area_as_parent_rect();
h_scroll = memnew( HScrollBar );
v_scroll = memnew( VScrollBar );
viewport->add_child(h_scroll);
viewport->add_child(v_scroll);
viewport->connect("draw",this,"_viewport_draw");
viewport->connect("input_event",this,"_viewport_input_event");
h_scroll->connect("value_changed", this,"_update_scroll",Vector<Variant>(),true);
v_scroll->connect("value_changed", this,"_update_scroll",Vector<Variant>(),true);
h_scroll->hide();
v_scroll->hide();
updating_scroll=false;
viewport->set_focus_mode(FOCUS_ALL);
handle_len=10;
first_update=true;
select_button = memnew( ToolButton );
select_button->set_toggle_mode(true);
hb->add_child(select_button);
select_button->connect("pressed",this,"_tool_select",make_binds(TOOL_SELECT));
select_button->set_pressed(true);
select_button->set_tooltip("Select Mode (Q)\n"+keycode_get_string(KEY_MASK_CMD)+"Drag: Rotate\nAlt+Drag: Move\nPress 'v' to Move Pivot (while moving)");
move_button = memnew( ToolButton );
move_button->set_toggle_mode(true);
hb->add_child(move_button);
move_button->connect("pressed",this,"_tool_select",make_binds(TOOL_MOVE));
move_button->set_tooltip("Move Mode (W)");
rotate_button = memnew( ToolButton );
rotate_button->set_toggle_mode(true);
hb->add_child(rotate_button);
rotate_button->connect("pressed",this,"_tool_select",make_binds(TOOL_ROTATE));
rotate_button->set_tooltip("Rotate Mode (E)");
hb->add_child(memnew(VSeparator));
pan_button = memnew( ToolButton );
pan_button->set_toggle_mode(true);
hb->add_child(pan_button);
pan_button->connect("pressed",this,"_tool_select",make_binds(TOOL_PAN));
pan_button->set_tooltip("Pan Mode");
hb->add_child(memnew(VSeparator));
lock_button = memnew( ToolButton );
hb->add_child(lock_button);
lock_button->connect("pressed",this,"_popup_callback",varray(LOCK_SELECTED));
lock_button->set_tooltip("Lock the selected object in-place (can't be moved).");
unlock_button = memnew( ToolButton );
hb->add_child(unlock_button);
unlock_button->connect("pressed",this,"_popup_callback",varray(UNLOCK_SELECTED));
unlock_button->set_tooltip("Unlock the selected object (can be moved).");
group_button = memnew( ToolButton );
hb->add_child(group_button);
group_button->connect("pressed",this,"_popup_callback",varray(GROUP_SELECTED));
group_button->set_tooltip("Makes sure the object's' children are not selectable.");
ungroup_button = memnew( ToolButton );
hb->add_child(ungroup_button);
ungroup_button->connect("pressed",this,"_popup_callback",varray(UNGROUP_SELECTED));
ungroup_button->set_tooltip("Restores the object's' children ability to be selected.");
hb->add_child(memnew(VSeparator));
edit_menu = memnew( MenuButton );
edit_menu->set_text("Edit");
hb->add_child(edit_menu);
edit_menu->get_popup()->connect("item_pressed", this,"_popup_callback");
PopupMenu *p;
p = edit_menu->get_popup();
p->add_check_item("Use Snap",SNAP_USE);
p->add_item("Configure Snap..",SNAP_CONFIGURE);
p->add_separator();
p->add_check_item("Use Pixel Snap",SNAP_USE_PIXEL);
p->add_separator();
p->add_item("Expand to Parent",EXPAND_TO_PARENT,KEY_MASK_CMD|KEY_P);
/*
p->add_item("Align Horizontal",ALIGN_HORIZONTAL);
p->add_item("Align Vertical",ALIGN_VERTICAL);
p->add_item("Space Horizontal",SPACE_HORIZONTAL);
p->add_item("Space Vertical",SPACE_VERTICAL);*/
view_menu = memnew( MenuButton );
view_menu->set_text("View");
hb->add_child(view_menu);
view_menu->get_popup()->connect("item_pressed", this,"_popup_callback");
p = view_menu->get_popup();
p->add_item("Zoom In",ZOOM_IN);
p->add_item("Zoom Out",ZOOM_OUT);
p->add_item("Zoom Reset",ZOOM_RESET);
p->add_item("Zoom Set..",ZOOM_SET);
p->add_item("Center Selection", VIEW_CENTER_TO_SELECTION, KEY_F);
p->add_item("Frame Selection", VIEW_FRAME_TO_SELECTION, KEY_MASK_CMD|KEY_F);
animation_menu = memnew( MenuButton );
animation_menu->set_text("Animation");
hb->add_child(animation_menu);
animation_menu->get_popup()->connect("item_pressed", this,"_popup_callback");
p = animation_menu->get_popup();
p->add_item("Insert Key",ANIM_INSERT_KEY,KEY_INSERT);
p->add_item("Insert Key (Existing Tracks)",ANIM_INSERT_KEY_EXISTING,KEY_MASK_CMD+KEY_INSERT);
p->add_separator();
p->add_check_item("Pos",ANIM_INSERT_POS);
p->add_check_item("Rot",ANIM_INSERT_ROT);
p->add_check_item("Scale",ANIM_INSERT_SCALE);
p->add_check_item("Pos+Rot",ANIM_INSERT_POS_ROT);
p->set_item_checked(p->get_item_index(ANIM_INSERT_POS_ROT),true);
p->add_check_item("Pos+Scale",ANIM_INSERT_POS_SCALE);
p->add_check_item("Rot+Scale",ANIM_INSERT_ROT_SCALE);
p->add_check_item("Loc+Rot+Scale",ANIM_INSERT_POS_ROT_SCALE);
p->add_separator();
p->add_item("Copy Pose",ANIM_COPY_POSE);
p->add_item("Paste Pose",ANIM_PASTE_POSE);
p->add_item("Clear Pose",ANIM_CLEAR_POSE,KEY_MASK_ALT|KEY_K);
animation_menu->hide();
value_dialog = memnew( AcceptDialog );
value_dialog->set_title("Set a Value");
value_dialog->get_ok()->set_text("Close");
add_child(value_dialog);
Label *l = memnew(Label);
l->set_text("Snap (Pixels):");
l->set_pos(Point2(5,5));
value_dialog->add_child(l);
dialog_label=l;
dialog_val=memnew(SpinBox);
dialog_val->set_anchor(MARGIN_RIGHT,ANCHOR_END);
dialog_val->set_begin(Point2(15,25));
dialog_val->set_end(Point2(10,25));
value_dialog->add_child(dialog_val);
dialog_val->connect("value_changed",this,"_dialog_value_changed");
select_sb = Ref<StyleBoxTexture>( memnew( StyleBoxTexture) );
key_pos=true;
key_rot=true;
key_scale=false;
zoom=1;
snap=10;
updating_value_dialog=false;
box_selecting=false;
//zoom=0.5;
singleton=this;
editor->get_animation_editor()->connect("keying_changed",this,"_keying_changed");
set_process_unhandled_key_input(true);
can_move_pivot=false;
pixel_snap=false;
drag=DRAG_NONE;
}
CanvasItemEditor *CanvasItemEditor::singleton=NULL;
void CanvasItemEditorPlugin::edit(Object *p_object) {
canvas_item_editor->set_undo_redo(&get_undo_redo());
canvas_item_editor->edit(p_object->cast_to<CanvasItem>());
}
bool CanvasItemEditorPlugin::handles(Object *p_object) const {
return p_object->is_type("CanvasItem");
}
void CanvasItemEditorPlugin::make_visible(bool p_visible) {
if (p_visible) {
canvas_item_editor->show();
canvas_item_editor->set_fixed_process(true);
VisualServer::get_singleton()->viewport_set_hide_canvas(editor->get_scene_root()->get_viewport(),false);
canvas_item_editor->viewport->grab_focus();
} else {
canvas_item_editor->hide();
canvas_item_editor->set_fixed_process(false);
VisualServer::get_singleton()->viewport_set_hide_canvas(editor->get_scene_root()->get_viewport(),true);
}
}
Dictionary CanvasItemEditorPlugin::get_state() const {
return canvas_item_editor->get_state();
}
void CanvasItemEditorPlugin::set_state(const Dictionary& p_state) {
canvas_item_editor->set_state(p_state);
}
CanvasItemEditorPlugin::CanvasItemEditorPlugin(EditorNode *p_node) {
editor=p_node;
canvas_item_editor = memnew( CanvasItemEditor(editor) );
editor->get_viewport()->add_child(canvas_item_editor);
canvas_item_editor->set_area_as_parent_rect();
canvas_item_editor->hide();
}
CanvasItemEditorPlugin::~CanvasItemEditorPlugin()
{
}
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