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virtualx-engine/tools/editor/plugins/path_2d_editor_plugin.cpp
Rémi Verschelde 00d8f86044 i18n: Second pass at proofreading 
Mostly removing commented out strings, plus a few critical ones
that should not be translated.
2016-05-21 01:27:27 +02:00

718 lines
22 KiB
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/*************************************************************************/
/* path_2d_editor_plugin.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2016 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 "path_2d_editor_plugin.h"
#include "canvas_item_editor_plugin.h"
#include "os/file_access.h"
#include "tools/editor/editor_settings.h"
#include "os/keyboard.h"
void Path2DEditor::_notification(int p_what) {
switch(p_what) {
case NOTIFICATION_READY: {
// button_create->set_icon( get_icon("Edit","EditorIcons"));
//button_edit->set_icon( get_icon("MovePoint","EditorIcons"));
//set_pressed_button(button_edit);
//button_edit->set_pressed(true);
} break;
case NOTIFICATION_FIXED_PROCESS: {
} break;
}
}
void Path2DEditor::_node_removed(Node *p_node) {
if(p_node==node) {
node=NULL;
hide();
}
}
bool Path2DEditor::forward_input_event(const InputEvent& p_event) {
if (!node)
return false;
if (!node->is_visible())
return false;
if (!node->get_curve().is_valid())
return false;
switch(p_event.type) {
case InputEvent::MOUSE_BUTTON: {
const InputEventMouseButton &mb=p_event.mouse_button;
Matrix32 xform = canvas_item_editor->get_canvas_transform() * node->get_global_transform();
Vector2 gpoint = Point2(mb.x,mb.y);
Vector2 cpoint = !mb.mod.alt? canvas_item_editor->snap_point(xform.affine_inverse().xform(gpoint))
: node->get_global_transform().affine_inverse().xform( canvas_item_editor->snap_point(canvas_item_editor->get_canvas_transform().affine_inverse().xform(gpoint)) );
//first check if a point is to be added (segment split)
real_t grab_treshold=EDITOR_DEF("poly_editor/point_grab_radius",8);
// Test move point!!
if ( mb.pressed && action==ACTION_NONE ) {
Ref<Curve2D> curve = node->get_curve();
for(int i=0;i<curve->get_point_count();i++) {
bool pointunder=false;
{
Point2 p = xform.xform( curve->get_point_pos(i) );
if (gpoint.distance_to(p) < grab_treshold ) {
if (mb.button_index==BUTTON_LEFT && !mb.mod.shift && mode==MODE_EDIT) {
action=ACTION_MOVING_POINT;
action_point=i;
moving_from=curve->get_point_pos(i);
moving_screen_from=gpoint;
return true;
} else if ((mb.button_index==BUTTON_RIGHT && mode==MODE_EDIT) || (mb.button_index==BUTTON_LEFT && mode==MODE_DELETE)) {
undo_redo->create_action(TTR("Remove Point from Curve"));
undo_redo->add_do_method(curve.ptr(),"remove_point",i);
undo_redo->add_undo_method(curve.ptr(),"add_point",curve->get_point_pos(i),curve->get_point_in(i),curve->get_point_out(i),i);
undo_redo->add_do_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->add_undo_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->commit_action();
return true;
} else
pointunder=true;
}
}
if (mb.button_index==BUTTON_LEFT && i<(curve->get_point_count()-1)) {
Point2 p = xform.xform( curve->get_point_pos(i)+curve->get_point_out(i) );
if (gpoint.distance_to(p) < grab_treshold && (mode == MODE_EDIT || mode==MODE_EDIT_CURVE) ) {
action=ACTION_MOVING_OUT;
action_point=i;
moving_from=curve->get_point_out(i);
moving_screen_from=gpoint;
return true;
}
}
if (mb.button_index==BUTTON_LEFT && i>0) {
Point2 p = xform.xform( curve->get_point_pos(i)+curve->get_point_in(i) );
if (gpoint.distance_to(p) < grab_treshold && (mode == MODE_EDIT || mode==MODE_EDIT_CURVE)) {
action=ACTION_MOVING_IN;
action_point=i;
moving_from=curve->get_point_in(i);
moving_screen_from=gpoint;
return true;
}
}
if (pointunder)
return true;
}
}
// Test add point in empty space!
if ( mb.pressed && mb.button_index==BUTTON_LEFT && ((mb.mod.command && mode == MODE_EDIT) || mode == MODE_CREATE)) {
Ref<Curve2D> curve = node->get_curve();
undo_redo->create_action(TTR("Add Point to Curve"));
undo_redo->add_do_method(curve.ptr(),"add_point",cpoint);
undo_redo->add_undo_method(curve.ptr(),"remove_point",curve->get_point_count());
undo_redo->add_do_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->add_undo_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->commit_action();
action=ACTION_MOVING_POINT;
action_point=curve->get_point_count()-1;
moving_from=curve->get_point_pos(action_point);
moving_screen_from=gpoint;
canvas_item_editor->get_viewport_control()->update();
return true;
}
if ( !mb.pressed && mb.button_index==BUTTON_LEFT && action!=ACTION_NONE) {
Ref<Curve2D> curve = node->get_curve();
Vector2 new_pos = moving_from + xform.affine_inverse().basis_xform(gpoint - moving_screen_from);
switch(action) {
case ACTION_MOVING_POINT: {
undo_redo->create_action(TTR("Move Point in Curve"));
undo_redo->add_do_method(curve.ptr(),"set_point_pos",action_point,cpoint);
undo_redo->add_undo_method(curve.ptr(),"set_point_pos",action_point,moving_from);
undo_redo->add_do_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->add_undo_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->commit_action();
} break;
case ACTION_MOVING_IN: {
undo_redo->create_action(TTR("Move In-Control in Curve"));
undo_redo->add_do_method(curve.ptr(),"set_point_in",action_point,new_pos);
undo_redo->add_undo_method(curve.ptr(),"set_point_in",action_point,moving_from);
undo_redo->add_do_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->add_undo_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->commit_action();
} break;
case ACTION_MOVING_OUT: {
undo_redo->create_action(TTR("Move Out-Control in Curve"));
undo_redo->add_do_method(curve.ptr(),"set_point_out",action_point,new_pos);
undo_redo->add_undo_method(curve.ptr(),"set_point_out",action_point,moving_from);
undo_redo->add_do_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->add_undo_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->commit_action();
} break;
}
action=ACTION_NONE;
return true;
}
#if 0
switch(mode) {
case MODE_CREATE: {
if (mb.button_index==BUTTON_LEFT && mb.pressed) {
if (!wip_active) {
wip.clear();
wip.push_back( canvas_item_editor->snap_point(cpoint) );
wip_active=true;
edited_point_pos=canvas_item_editor->snap_point(cpoint);
canvas_item_editor->update();
edited_point=1;
return true;
} else {
if (wip.size()>1 && xform.xform(wip[0]).distance_to(gpoint)<grab_treshold) {
//wip closed
_wip_close();
return true;
} else {
wip.push_back( canvas_item_editor->snap_point(cpoint) );
edited_point=wip.size();
canvas_item_editor->update();
return true;
//add wip point
}
}
} else if (mb.button_index==BUTTON_RIGHT && mb.pressed && wip_active) {
_wip_close();
}
} break;
case MODE_EDIT: {
if (mb.button_index==BUTTON_LEFT) {
if (mb.pressed) {
if (mb.mod.control) {
if (poly.size() < 3) {
undo_redo->create_action(TTR("Edit Poly"));
undo_redo->add_undo_method(node,"set_polygon",poly);
poly.push_back(cpoint);
undo_redo->add_do_method(node,"set_polygon",poly);
undo_redo->add_do_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->add_undo_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->commit_action();
return true;
}
//search edges
int closest_idx=-1;
Vector2 closest_pos;
real_t closest_dist=1e10;
for(int i=0;i<poly.size();i++) {
Vector2 points[2] ={ xform.xform(poly[i]),
xform.xform(poly[(i+1)%poly.size()]) };
Vector2 cp = Geometry::get_closest_point_to_segment_2d(gpoint,points);
if (cp.distance_squared_to(points[0])<CMP_EPSILON2 || cp.distance_squared_to(points[1])<CMP_EPSILON2)
continue; //not valid to reuse point
real_t d = cp.distance_to(gpoint);
if (d<closest_dist && d<grab_treshold) {
closest_dist=d;
closest_pos=cp;
closest_idx=i;
}
}
if (closest_idx>=0) {
pre_move_edit=poly;
poly.insert(closest_idx+1,canvas_item_editor->snap_point(xform.affine_inverse().xform(closest_pos)));
edited_point=closest_idx+1;
edited_point_pos=canvas_item_editor->snap_point(xform.affine_inverse().xform(closest_pos));
node->set_polygon(poly);
canvas_item_editor->update();
return true;
}
} else {
//look for points to move
int closest_idx=-1;
Vector2 closest_pos;
real_t closest_dist=1e10;
for(int i=0;i<poly.size();i++) {
Vector2 cp =xform.xform(poly[i]);
real_t d = cp.distance_to(gpoint);
if (d<closest_dist && d<grab_treshold) {
closest_dist=d;
closest_pos=cp;
closest_idx=i;
}
}
if (closest_idx>=0) {
pre_move_edit=poly;
edited_point=closest_idx;
edited_point_pos=xform.affine_inverse().xform(closest_pos);
canvas_item_editor->update();
return true;
}
}
} else {
if (edited_point!=-1) {
//apply
ERR_FAIL_INDEX_V(edited_point,poly.size(),false);
poly[edited_point]=edited_point_pos;
undo_redo->create_action(TTR("Edit Poly"));
undo_redo->add_do_method(node,"set_polygon",poly);
undo_redo->add_undo_method(node,"set_polygon",pre_move_edit);
undo_redo->add_do_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->add_undo_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->commit_action();
edited_point=-1;
return true;
}
}
} if (mb.button_index==BUTTON_RIGHT && mb.pressed && edited_point==-1) {
int closest_idx=-1;
Vector2 closest_pos;
real_t closest_dist=1e10;
for(int i=0;i<poly.size();i++) {
Vector2 cp =xform.xform(poly[i]);
real_t d = cp.distance_to(gpoint);
if (d<closest_dist && d<grab_treshold) {
closest_dist=d;
closest_pos=cp;
closest_idx=i;
}
}
if (closest_idx>=0) {
undo_redo->create_action(TTR("Edit Poly (Remove Point)"));
undo_redo->add_undo_method(node,"set_polygon",poly);
poly.remove(closest_idx);
undo_redo->add_do_method(node,"set_polygon",poly);
undo_redo->add_do_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->add_undo_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->commit_action();
return true;
}
}
} break;
}
#endif
} break;
case InputEvent::MOUSE_MOTION: {
const InputEventMouseMotion &mm=p_event.mouse_motion;
if ( action!=ACTION_NONE) {
Matrix32 xform = canvas_item_editor->get_canvas_transform() * node->get_global_transform();
Vector2 gpoint = Point2(mm.x,mm.y);
Vector2 cpoint = !mm.mod.alt? canvas_item_editor->snap_point(xform.affine_inverse().xform(gpoint))
: node->get_global_transform().affine_inverse().xform( canvas_item_editor->snap_point(canvas_item_editor->get_canvas_transform().affine_inverse().xform(gpoint)) );
Ref<Curve2D> curve = node->get_curve();
Vector2 new_pos = moving_from + xform.affine_inverse().basis_xform(gpoint - moving_screen_from);
switch(action) {
case ACTION_MOVING_POINT: {
curve->set_point_pos(action_point,cpoint);
} break;
case ACTION_MOVING_IN: {
curve->set_point_in(action_point,new_pos);
} break;
case ACTION_MOVING_OUT: {
curve->set_point_out(action_point,new_pos);
} break;
}
canvas_item_editor->get_viewport_control()->update();
return true;
}
#if 0
if (edited_point!=-1 && (wip_active || mm.button_mask&BUTTON_MASK_LEFT)) {
Matrix32 xform = canvas_item_editor->get_canvas_transform() * node->get_global_transform();
Vector2 gpoint = Point2(mm.x,mm.y);
edited_point_pos = canvas_item_editor->snap_point(xform.affine_inverse().xform(gpoint));
canvas_item_editor->update();
}
#endif
} break;
}
return false;
}
void Path2DEditor::_canvas_draw() {
if (!node)
return ;
if (!node->is_visible())
return;
if (!node->get_curve().is_valid())
return ;
Matrix32 xform = canvas_item_editor->get_canvas_transform() * node->get_global_transform();
Ref<Texture> handle= get_icon("EditorHandle","EditorIcons");
Size2 handle_size = handle->get_size();
Ref<Curve2D> curve = node->get_curve();
int len = curve->get_point_count();
Control *vpc = canvas_item_editor->get_viewport_control();
for(int i=0;i<len;i++) {
Vector2 point = xform.xform(curve->get_point_pos(i));
vpc->draw_texture_rect(handle,Rect2(point-handle_size*0.5,handle_size),false,Color(1,1,1,1));
if (i<len-1) {
Vector2 pointout = xform.xform(curve->get_point_pos(i)+curve->get_point_out(i));
vpc->draw_line(point,pointout,Color(0.5,0.5,1.0,0.8),1.0);
vpc->draw_texture_rect(handle, Rect2(pointout-handle_size*0.5,handle_size),false,Color(1,0.5,1,0.3));
}
if (i>0) {
Vector2 pointin = xform.xform(curve->get_point_pos(i)+curve->get_point_in(i));
vpc->draw_line(point,pointin,Color(0.5,0.5,1.0,0.8),1.0);
vpc->draw_texture_rect(handle, Rect2(pointin-handle_size*0.5,handle_size),false,Color(1,0.5,1,0.3));
}
}
}
void Path2DEditor::_node_visibility_changed() {
if (!node)
return;
canvas_item_editor->get_viewport_control()->update();
}
void Path2DEditor::edit(Node *p_path2d) {
if (!canvas_item_editor) {
canvas_item_editor=CanvasItemEditor::get_singleton();
}
if (p_path2d) {
node=p_path2d->cast_to<Path2D>();
if (!canvas_item_editor->get_viewport_control()->is_connected("draw",this,"_canvas_draw"))
canvas_item_editor->get_viewport_control()->connect("draw",this,"_canvas_draw");
if (!node->is_connected("visibility_changed", this, "_node_visibility_changed"))
node->connect("visibility_changed", this, "_node_visibility_changed");
} else {
if (canvas_item_editor->get_viewport_control()->is_connected("draw",this,"_canvas_draw"))
canvas_item_editor->get_viewport_control()->disconnect("draw",this,"_canvas_draw");
// node may have been deleted at this point
if (node && node->is_connected("visibility_changed", this, "_node_visibility_changed"))
node->disconnect("visibility_changed", this, "_node_visibility_changed");
node=NULL;
}
}
void Path2DEditor::_bind_methods() {
//ObjectTypeDB::bind_method(_MD("_menu_option"),&Path2DEditor::_menu_option);
ObjectTypeDB::bind_method(_MD("_canvas_draw"),&Path2DEditor::_canvas_draw);
ObjectTypeDB::bind_method(_MD("_node_visibility_changed"),&Path2DEditor::_node_visibility_changed);
ObjectTypeDB::bind_method(_MD("_mode_selected"),&Path2DEditor::_mode_selected);
}
void Path2DEditor::_mode_selected(int p_mode) {
if (p_mode==MODE_CREATE) {
curve_create->set_pressed(true);
curve_edit->set_pressed(false);
curve_edit_curve->set_pressed(false);
curve_del->set_pressed(false);
} else if (p_mode==MODE_EDIT) {
curve_create->set_pressed(false);
curve_edit->set_pressed(true);
curve_edit_curve->set_pressed(false);
curve_del->set_pressed(false);
} else if (p_mode==MODE_EDIT_CURVE) {
curve_create->set_pressed(false);
curve_edit->set_pressed(false);
curve_edit_curve->set_pressed(true);
curve_del->set_pressed(false);
} else if (p_mode==MODE_DELETE) {
curve_create->set_pressed(false);
curve_edit->set_pressed(false);
curve_edit_curve->set_pressed(false);
curve_del->set_pressed(true);
} else if (p_mode==ACTION_CLOSE) {
//?
if (!node->get_curve().is_valid())
return ;
if (node->get_curve()->get_point_count()<3)
return;
Vector2 begin = node->get_curve()->get_point_pos(0);
Vector2 end = node->get_curve()->get_point_pos( node->get_curve()->get_point_count() -1 );
if (begin.distance_to(end)<CMP_EPSILON)
return;
undo_redo->create_action(TTR("Remove Point from Curve"));
undo_redo->add_do_method(node->get_curve().ptr(),"add_point",begin);
undo_redo->add_undo_method(node->get_curve().ptr(),"remove_point",node->get_curve()->get_point_count());
undo_redo->add_do_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->add_undo_method(canvas_item_editor->get_viewport_control(),"update");
undo_redo->commit_action();
return;
}
mode=Mode(p_mode);
}
Path2DEditor::Path2DEditor(EditorNode *p_editor) {
canvas_item_editor=NULL;
editor=p_editor;
undo_redo = editor->get_undo_redo();
mode=MODE_EDIT;
action=ACTION_NONE;
#if 0
options = memnew( MenuButton );
add_child(options);
options->set_area_as_parent_rect();
options->set_text("Polygon");
//options->get_popup()->add_item("Parse BBCode",PARSE_BBCODE);
options->get_popup()->connect("item_pressed", this,"_menu_option");
#endif
base_hb = memnew( HBoxContainer );
CanvasItemEditor::get_singleton()->add_control_to_menu_panel(base_hb);
sep = memnew( VSeparator);
base_hb->add_child(sep);
curve_edit = memnew( ToolButton );
curve_edit->set_icon(CanvasItemEditor::get_singleton()->get_icon("CurveEdit","EditorIcons"));
curve_edit->set_toggle_mode(true);
curve_edit->set_focus_mode(Control::FOCUS_NONE);
curve_edit->set_tooltip(TTR("Select Points")+"\n"+TTR("Shift+Drag: Select Control Points")+"\n"+keycode_get_string(KEY_MASK_CMD)+TTR("Click: Add Point")+"\n"+TTR("Right Click: Delete Point"));
curve_edit->connect("pressed",this,"_mode_selected",varray(MODE_EDIT));
base_hb->add_child(curve_edit);
curve_edit_curve = memnew( ToolButton );
curve_edit_curve->set_icon(CanvasItemEditor::get_singleton()->get_icon("CurveCurve","EditorIcons"));
curve_edit_curve->set_toggle_mode(true);
curve_edit_curve->set_focus_mode(Control::FOCUS_NONE);
curve_edit_curve->set_tooltip(TTR("Select Control Points (Shift+Drag)"));
curve_edit_curve->connect("pressed",this,"_mode_selected",varray(MODE_EDIT_CURVE));
base_hb->add_child(curve_edit_curve);
curve_create = memnew( ToolButton );
curve_create->set_icon(CanvasItemEditor::get_singleton()->get_icon("CurveCreate","EditorIcons"));
curve_create->set_toggle_mode(true);
curve_create->set_focus_mode(Control::FOCUS_NONE);
curve_create->set_tooltip(TTR("Add Point (in empty space)")+"\n"+TTR("Split Segment (in curve)"));
curve_create->connect("pressed",this,"_mode_selected",varray(MODE_CREATE));
base_hb->add_child(curve_create);
curve_del = memnew( ToolButton );
curve_del->set_icon(CanvasItemEditor::get_singleton()->get_icon("CurveDelete","EditorIcons"));
curve_del->set_toggle_mode(true);
curve_del->set_focus_mode(Control::FOCUS_NONE);
curve_del->set_tooltip(TTR("Delete Point"));
curve_del->connect("pressed",this,"_mode_selected",varray(MODE_DELETE));
base_hb->add_child(curve_del);
curve_close = memnew( ToolButton );
curve_close->set_icon(CanvasItemEditor::get_singleton()->get_icon("CurveClose","EditorIcons"));
curve_close->set_focus_mode(Control::FOCUS_NONE);
curve_close->set_tooltip(TTR("Close Curve"));
curve_close->connect("pressed",this,"_mode_selected",varray(ACTION_CLOSE));
base_hb->add_child(curve_close);
base_hb->hide();
curve_edit->set_pressed(true);
}
void Path2DEditorPlugin::edit(Object *p_object) {
path2d_editor->edit(p_object->cast_to<Node>());
}
bool Path2DEditorPlugin::handles(Object *p_object) const {
return p_object->is_type("Path2D");
}
void Path2DEditorPlugin::make_visible(bool p_visible) {
if (p_visible) {
path2d_editor->show();
path2d_editor->base_hb->show();
} else {
path2d_editor->hide();
path2d_editor->base_hb->hide();
path2d_editor->edit(NULL);
}
}
Path2DEditorPlugin::Path2DEditorPlugin(EditorNode *p_node) {
editor=p_node;
path2d_editor = memnew( Path2DEditor(p_node) );
CanvasItemEditor::get_singleton()->add_control_to_menu_panel(path2d_editor);
path2d_editor->hide();
}
Path2DEditorPlugin::~Path2DEditorPlugin()
{
}
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