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virtualx-engine/tools/editor/plugins/texture_region_editor_plugin.cpp

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/*************************************************************************/
/* texture_region_editor_plugin.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur. */
/* */
/* Author: Mariano Suligoy */
/* */
/* 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 "core/core_string_names.h"
#include "texture_region_editor_plugin.h"
#include "scene/gui/check_box.h"
#include "os/input.h"
#include "os/keyboard.h"
void draw_margin_line(Control *edit_draw, Vector2 from, Vector2 to){
Vector2 line = (to-from).normalized() * 10;
while ((to - from).length_squared() > 200) {
edit_draw->draw_line(from, from + line,Color(0.97, 0.2, 0.2),2);
from += line*2;
}
}
void TextureRegionEditor::_region_draw()
{
Ref<Texture> base_tex = NULL;
if(node_sprite)
base_tex = node_sprite->get_texture();
else if(node_patch9)
base_tex = node_patch9->get_texture();
else if(obj_styleBox.is_valid())
base_tex = obj_styleBox->get_texture();
else if(atlas_tex.is_valid())
base_tex = atlas_tex->get_atlas();
if (base_tex.is_null())
return;
Matrix32 mtx;
mtx.elements[2]=-draw_ofs;
mtx.scale_basis(Vector2(draw_zoom,draw_zoom));
VS::get_singleton()->canvas_item_set_clip(edit_draw->get_canvas_item(),true);
VS::get_singleton()->canvas_item_add_set_transform(edit_draw->get_canvas_item(),mtx);
edit_draw->draw_texture(base_tex,Point2());
VS::get_singleton()->canvas_item_add_set_transform(edit_draw->get_canvas_item(),Matrix32());
if (snap_mode == SNAP_GRID) {
Size2 s = edit_draw->get_size();
int last_cell;
if (snap_step.x!=0) {
if (snap_separation.x == 0)
for(int i=0;i<s.width;i++) {
int cell = Math::fast_ftoi(Math::floor((mtx.affine_inverse().xform(Vector2(i,0)).x-snap_offset.x)/snap_step.x));
if (i==0)
last_cell=cell;
if (last_cell!=cell)
edit_draw->draw_line(Point2(i,0),Point2(i,s.height),Color(0.3,0.7,1,0.3));
last_cell=cell;
}
else
for(int i=0;i<s.width;i++) {
int cell = Math::fast_ftoi(Math::floor((mtx.affine_inverse().xform(Vector2(i,0)).x-snap_offset.x)/(snap_step.x+snap_separation.x)));
if (i==0)
last_cell=cell;
if (last_cell!=cell)
edit_draw->draw_rect(Rect2(i-snap_separation.x*draw_zoom,0,snap_separation.x*draw_zoom,s.height),Color(0.3,0.7,1,0.3));
last_cell=cell;
}
}
if (snap_step.y!=0) {
if (snap_separation.y == 0)
for(int i=0;i<s.height;i++) {
int cell = Math::fast_ftoi(Math::floor((mtx.affine_inverse().xform(Vector2(0,i)).y-snap_offset.y)/snap_step.y));
if (i==0)
last_cell=cell;
if (last_cell!=cell)
edit_draw->draw_line(Point2(0,i),Point2(s.width,i),Color(0.3,0.7,1,0.3));
last_cell=cell;
}
else
for(int i=0;i<s.height;i++) {
int cell = Math::fast_ftoi(Math::floor((mtx.affine_inverse().xform(Vector2(0,i)).y-snap_offset.y)/(snap_step.y+snap_separation.y)));
if (i==0)
last_cell=cell;
if (last_cell!=cell)
edit_draw->draw_rect(Rect2(0,i-snap_separation.y*draw_zoom,s.width,snap_separation.y*draw_zoom),Color(0.3,0.7,1,0.3));
last_cell=cell;
}
}
} else if (snap_mode == SNAP_AUTOSLICE) {
for (List<Rect2>::Element *E = autoslice_cache.front();E;E=E->next()) {
Rect2 r = E->get();
Vector2 endpoints[4]={
mtx.basis_xform(r.pos),
mtx.basis_xform(r.pos+Vector2(r.size.x,0)),
mtx.basis_xform(r.pos+r.size),
mtx.basis_xform(r.pos+Vector2(0,r.size.y))
};
for(int i=0;i<4;i++) {
int next = (i+1)%4;
edit_draw->draw_line(endpoints[i]-draw_ofs, endpoints[next]-draw_ofs, Color(0.3,0.7,1,1) , 2);
}
}
}
Ref<Texture> select_handle = get_icon("EditorHandle","EditorIcons");
Rect2 scroll_rect(Point2(),mtx.basis_xform(base_tex->get_size()));
scroll_rect.expand_to(mtx.basis_xform(edit_draw->get_size()));
Vector2 endpoints[4]={
mtx.basis_xform(rect.pos),
mtx.basis_xform(rect.pos+Vector2(rect.size.x,0)),
mtx.basis_xform(rect.pos+rect.size),
mtx.basis_xform(rect.pos+Vector2(0,rect.size.y))
};
Color color(0.9,0.5,0.5);
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);
edit_draw->draw_line(endpoints[i]-draw_ofs, endpoints[next]-draw_ofs, color , 2);
if (snap_mode != SNAP_AUTOSLICE)
edit_draw->draw_texture(select_handle,(endpoints[i]+ofs-(select_handle->get_size()/2)).floor()-draw_ofs);
ofs = (endpoints[next]-endpoints[i])/2;
ofs += (endpoints[next]-endpoints[i]).tangent().normalized()*(select_handle->get_size().width/2);
if (snap_mode != SNAP_AUTOSLICE)
edit_draw->draw_texture(select_handle,(endpoints[i]+ofs-(select_handle->get_size()/2)).floor()-draw_ofs);
scroll_rect.expand_to(endpoints[i]);
}
scroll_rect=scroll_rect.grow(200);
updating_scroll=true;
hscroll->set_min(scroll_rect.pos.x);
hscroll->set_max(scroll_rect.pos.x+scroll_rect.size.x);
hscroll->set_page(edit_draw->get_size().x);
hscroll->set_val(draw_ofs.x);
hscroll->set_step(0.001);
vscroll->set_min(scroll_rect.pos.y);
vscroll->set_max(scroll_rect.pos.y+scroll_rect.size.y);
vscroll->set_page(edit_draw->get_size().y);
vscroll->set_val(draw_ofs.y);
vscroll->set_step(0.001);
updating_scroll=false;
float margins[4];
if (node_patch9 || obj_styleBox.is_valid()) {
if (node_patch9) {
margins[0] = node_patch9->get_patch_margin(MARGIN_TOP);
margins[1] = node_patch9->get_patch_margin(MARGIN_BOTTOM);
margins[2] = node_patch9->get_patch_margin(MARGIN_LEFT);
margins[3] = node_patch9->get_patch_margin(MARGIN_RIGHT);
} else if (obj_styleBox.is_valid()) {
margins[0] = obj_styleBox->get_margin_size(MARGIN_TOP);
margins[1] = obj_styleBox->get_margin_size(MARGIN_BOTTOM);
margins[2] = obj_styleBox->get_margin_size(MARGIN_LEFT);
margins[3] = obj_styleBox->get_margin_size(MARGIN_RIGHT);
}
Vector2 pos[4] = {
mtx.basis_xform(Vector2(0,margins[0]))+Vector2(0,endpoints[0].y-draw_ofs.y),
-mtx.basis_xform(Vector2(0,margins[1]))+Vector2(0,endpoints[2].y-draw_ofs.y),
mtx.basis_xform(Vector2(margins[2],0))+Vector2(endpoints[0].x-draw_ofs.x,0),
-mtx.basis_xform(Vector2(margins[3],0))+Vector2(endpoints[2].x-draw_ofs.x,0)};
draw_margin_line(edit_draw,pos[0],pos[0]+Vector2(edit_draw->get_size().x,0));
draw_margin_line(edit_draw,pos[1],pos[1]+Vector2(edit_draw->get_size().x,0));
draw_margin_line(edit_draw,pos[2],pos[2]+Vector2(0,edit_draw->get_size().y));
draw_margin_line(edit_draw,pos[3],pos[3]+Vector2(0,edit_draw->get_size().y));
}
}
void TextureRegionEditor::_region_input(const InputEvent& p_input)
{
Matrix32 mtx;
mtx.elements[2]=-draw_ofs;
mtx.scale_basis(Vector2(draw_zoom,draw_zoom));
Vector2 endpoints[8]={
mtx.xform(rect.pos)+Vector2(-4,-4),
mtx.xform(rect.pos+Vector2(rect.size.x/2,0))+Vector2(0,-4),
mtx.xform(rect.pos+Vector2(rect.size.x,0))+Vector2(4,-4),
mtx.xform(rect.pos+Vector2(rect.size.x,rect.size.y/2))+Vector2(4,0),
mtx.xform(rect.pos+rect.size)+Vector2(4,4),
mtx.xform(rect.pos+Vector2(rect.size.x/2,rect.size.y))+Vector2(0,4),
mtx.xform(rect.pos+Vector2(0,rect.size.y))+Vector2(-4,4),
mtx.xform(rect.pos+Vector2(0,rect.size.y/2))+Vector2(-4,0)
};
if (p_input.type==InputEvent::MOUSE_BUTTON) {
const InputEventMouseButton &mb=p_input.mouse_button;
if (mb.button_index==BUTTON_LEFT) {
if (mb.pressed) {
if (node_patch9 || obj_styleBox.is_valid()) {
edited_margin = -1;
float margins[4];
if (node_patch9) {
margins[0] = node_patch9->get_patch_margin(MARGIN_TOP);
margins[1] = node_patch9->get_patch_margin(MARGIN_BOTTOM);
margins[2] = node_patch9->get_patch_margin(MARGIN_LEFT);
margins[3] = node_patch9->get_patch_margin(MARGIN_RIGHT);
} else if (obj_styleBox.is_valid()) {
margins[0] = obj_styleBox->get_margin_size(MARGIN_TOP);
margins[1] = obj_styleBox->get_margin_size(MARGIN_BOTTOM);
margins[2] = obj_styleBox->get_margin_size(MARGIN_LEFT);
margins[3] = obj_styleBox->get_margin_size(MARGIN_RIGHT);
}
Vector2 pos[4] = {
mtx.basis_xform(rect.pos+Vector2(0,margins[0]))-draw_ofs,
mtx.basis_xform(rect.pos+rect.size-Vector2(0,margins[1]))-draw_ofs,
mtx.basis_xform(rect.pos+Vector2(margins[2],0))-draw_ofs,
mtx.basis_xform(rect.pos+rect.size-Vector2(margins[3],0))-draw_ofs};
if (Math::abs(mb.y - pos[0].y) < 8) {
edited_margin = 0;
prev_margin = margins[0];
} else if (Math::abs(mb.y - pos[1].y) < 8) {
edited_margin = 1;
prev_margin = margins[1];
} else if (Math::abs(mb.x - pos[2].x) < 8) {
edited_margin = 2;
prev_margin = margins[2];
} else if (Math::abs(mb.x - pos[3].x) < 8) {
edited_margin = 3;
prev_margin = margins[3];
}
if (edited_margin >= 0) {
drag_from=Vector2(mb.x,mb.y);
drag=true;
}
}
if ( edited_margin < 0 && snap_mode == SNAP_AUTOSLICE) {
Vector2 point = mtx.affine_inverse().xform(Vector2(mb.x,mb.y));
for (List<Rect2>::Element *E=autoslice_cache.front();E;E=E->next()) {
if (E->get().has_point(point)) {
rect = E->get();
if (Input::get_singleton()->is_key_pressed(KEY_CONTROL)&&!(Input::get_singleton()->is_key_pressed(KEY_SHIFT|KEY_ALT))) {
Rect2 r;
if(node_sprite )
r=node_sprite->get_region_rect();
else if(node_patch9)
r=node_patch9->get_region_rect();
else if(obj_styleBox.is_valid())
r=obj_styleBox->get_region_rect();
else if(atlas_tex.is_valid())
r =atlas_tex->get_region();
rect.expand_to(r.pos);
rect.expand_to(r.pos+r.size);
}
undo_redo->create_action("Set Region Rect");
if(node_sprite){
undo_redo->add_do_method(node_sprite ,"set_region_rect",rect);
undo_redo->add_undo_method(node_sprite,"set_region_rect",node_sprite->get_region_rect());
} else if(node_patch9){
undo_redo->add_do_method(node_patch9 ,"set_region_rect",rect);
undo_redo->add_undo_method(node_patch9,"set_region_rect",node_patch9->get_region_rect());
} else if (obj_styleBox.is_valid()) {
undo_redo->add_do_method(obj_styleBox.ptr(),"set_region_rect",rect);
undo_redo->add_undo_method(obj_styleBox.ptr(),"set_region_rect",obj_styleBox->get_region_rect());
} else if (atlas_tex.is_valid()) {
undo_redo->add_do_method(atlas_tex.ptr(),"set_region",rect);
undo_redo->add_undo_method(atlas_tex.ptr(),"set_region",atlas_tex->get_region());
}
undo_redo->add_do_method(edit_draw,"update");
undo_redo->add_undo_method(edit_draw,"update");
undo_redo->commit_action();
break;
}
}
} else if (edited_margin < 0) {
drag_from=mtx.affine_inverse().xform(Vector2(mb.x,mb.y));
if (snap_mode == SNAP_PIXEL)
drag_from = drag_from.snapped(Vector2(1,1));
else if (snap_mode == SNAP_GRID)
drag_from=snap_point(drag_from);
drag=true;
if(node_sprite )
rect_prev=node_sprite->get_region_rect();
else if(node_patch9)
rect_prev=node_patch9->get_region_rect();
else if(obj_styleBox.is_valid())
rect_prev=obj_styleBox->get_region_rect();
else if(atlas_tex.is_valid())
rect_prev=atlas_tex->get_region();
for (int i=0; i<8;i++) {
Vector2 tuv=endpoints[i];
if (tuv.distance_to(Vector2(mb.x,mb.y))<8) {
drag_index=i;
}
}
if (drag_index==-1) {
creating = true;
rect = Rect2(drag_from,Size2());
}
}
} else if (drag) {
if (edited_margin >= 0) {
undo_redo->create_action("Set Margin");
static Margin m[4] = {MARGIN_TOP,MARGIN_BOTTOM,MARGIN_LEFT,MARGIN_RIGHT};
if (node_patch9) {
undo_redo->add_do_method(node_patch9 ,"set_patch_margin",m[edited_margin],node_patch9->get_patch_margin(m[edited_margin]));
undo_redo->add_undo_method(node_patch9,"set_patch_margin",m[edited_margin],prev_margin);
} else if (obj_styleBox.is_valid()) {
undo_redo->add_do_method(obj_styleBox.ptr() ,"set_margin_size",m[edited_margin],obj_styleBox->get_margin_size(m[edited_margin]));
undo_redo->add_undo_method(obj_styleBox.ptr(),"set_margin_size",m[edited_margin],prev_margin);
obj_styleBox->emit_signal(CoreStringNames::get_singleton()->changed);
}
edited_margin = -1;
} else {
undo_redo->create_action("Set Region Rect");
if(node_sprite){
undo_redo->add_do_method(node_sprite ,"set_region_rect",node_sprite->get_region_rect());
undo_redo->add_undo_method(node_sprite,"set_region_rect",rect_prev);
}
else if(atlas_tex.is_valid()){
undo_redo->add_do_method(atlas_tex.ptr() ,"set_region",atlas_tex->get_region());
undo_redo->add_undo_method(atlas_tex.ptr(),"set_region",rect_prev);
}
else if(node_patch9){
} else if(node_patch9){
undo_redo->add_do_method(node_patch9 ,"set_region_rect",node_patch9->get_region_rect());
undo_redo->add_undo_method(node_patch9,"set_region_rect",rect_prev);
} else if (obj_styleBox.is_valid()) {
undo_redo->add_do_method(obj_styleBox.ptr() ,"set_region_rect",obj_styleBox->get_region_rect());
undo_redo->add_undo_method(obj_styleBox.ptr(),"set_region_rect",rect_prev);
}
drag_index = -1;
}
undo_redo->add_do_method(edit_draw,"update");
undo_redo->add_undo_method(edit_draw,"update");
undo_redo->commit_action();
drag=false;
creating = false;
}
} else if (mb.button_index==BUTTON_RIGHT && mb.pressed) {
if (drag) {
drag=false;
if (edited_margin >= 0) {
static Margin m[4] = {MARGIN_TOP,MARGIN_BOTTOM,MARGIN_LEFT,MARGIN_RIGHT};
if (node_patch9)
node_patch9->set_patch_margin(m[edited_margin],prev_margin);
if (obj_styleBox.is_valid())
obj_styleBox->set_margin_size(m[edited_margin],prev_margin);
edited_margin = -1;
} else {
apply_rect(rect_prev);
rect=rect_prev;
edit_draw->update();
drag_index = -1;
}
}
}
} else if (p_input.type==InputEvent::MOUSE_MOTION) {
const InputEventMouseMotion &mm=p_input.mouse_motion;
if (mm.button_mask&BUTTON_MASK_MIDDLE || Input::get_singleton()->is_key_pressed(KEY_SPACE)) {
Vector2 draged(mm.relative_x,mm.relative_y);
hscroll->set_val( hscroll->get_val()-draged.x );
vscroll->set_val( vscroll->get_val()-draged.y );
} else if (drag) {
if (edited_margin >= 0) {
float new_margin;
if (edited_margin == 0)
new_margin = prev_margin + (mm.y-drag_from.y) / draw_zoom;
else if (edited_margin == 1)
new_margin = prev_margin - (mm.y-drag_from.y) / draw_zoom;
else if (edited_margin == 2)
new_margin = prev_margin + (mm.x-drag_from.x) / draw_zoom;
else if (edited_margin == 3)
new_margin = prev_margin - (mm.x-drag_from.x) / draw_zoom;
if (new_margin < 0)
new_margin = 0;
static Margin m[4] = {MARGIN_TOP,MARGIN_BOTTOM,MARGIN_LEFT,MARGIN_RIGHT};
if (node_patch9)
node_patch9->set_patch_margin(m[edited_margin],new_margin);
if (obj_styleBox.is_valid())
obj_styleBox->set_margin_size(m[edited_margin],new_margin);
} else {
Vector2 new_pos = mtx.affine_inverse().xform(Vector2(mm.x,mm.y));
if (snap_mode == SNAP_PIXEL)
new_pos = new_pos.snapped(Vector2(1,1));
else if (snap_mode == SNAP_GRID)
new_pos=snap_point(new_pos);
if (creating) {
rect = Rect2(drag_from,Size2());
rect.expand_to(new_pos);
apply_rect(rect);
edit_draw->update();
return;
}
switch(drag_index) {
case 0: {
Vector2 p=rect_prev.pos+rect_prev.size;
rect = Rect2(p,Size2());
rect.expand_to(new_pos);
apply_rect(rect);
} break;
case 1: {
Vector2 p=rect_prev.pos+Vector2(0,rect_prev.size.y);
rect = Rect2(p,Size2(rect_prev.size.x,0));
rect.expand_to(new_pos);
apply_rect(rect);
} break;
case 2: {
Vector2 p=rect_prev.pos+Vector2(0,rect_prev.size.y);
rect = Rect2(p,Size2());
rect.expand_to(new_pos);
apply_rect(rect);
} break;
case 3: {
Vector2 p=rect_prev.pos;
rect = Rect2(p,Size2(0,rect_prev.size.y));
rect.expand_to(new_pos);
apply_rect(rect);
} break;
case 4: {
Vector2 p=rect_prev.pos;
rect = Rect2(p,Size2());
rect.expand_to(new_pos);
apply_rect(rect);
} break;
case 5: {
Vector2 p=rect_prev.pos;
rect = Rect2(p,Size2(rect_prev.size.x,0));
rect.expand_to(new_pos);
apply_rect(rect);
} break;
case 6: {
Vector2 p=rect_prev.pos+Vector2(rect_prev.size.x,0);
rect = Rect2(p,Size2());
rect.expand_to(new_pos);
apply_rect(rect);
} break;
case 7: {
Vector2 p=rect_prev.pos+Vector2(rect_prev.size.x,0);
rect = Rect2(p,Size2(0,rect_prev.size.y));
rect.expand_to(new_pos);
apply_rect(rect);
} break;
}
}
edit_draw->update();
}
}
}
void TextureRegionEditor::_scroll_changed(float)
{
if (updating_scroll)
return;
draw_ofs.x=hscroll->get_val();
draw_ofs.y=vscroll->get_val();
edit_draw->update();
}
void TextureRegionEditor::_set_snap_mode(int p_mode)
{
snap_mode_button->get_popup()->set_item_checked(snap_mode,false);
snap_mode = p_mode;
snap_mode_button->set_text(snap_mode_button->get_popup()->get_item_text(p_mode));
snap_mode_button->get_popup()->set_item_checked(snap_mode,true);
if (snap_mode == SNAP_GRID)
hb_grid->show();
else
hb_grid->hide();
edit_draw->update();
}
void TextureRegionEditor::_set_snap_off_x(float p_val)
{
snap_offset.x=p_val;
edit_draw->update();
}
void TextureRegionEditor::_set_snap_off_y(float p_val)
{
snap_offset.y=p_val;
edit_draw->update();
}
void TextureRegionEditor::_set_snap_step_x(float p_val)
{
snap_step.x=p_val;
edit_draw->update();
}
void TextureRegionEditor::_set_snap_step_y(float p_val)
{
snap_step.y=p_val;
edit_draw->update();
}
void TextureRegionEditor::_set_snap_sep_x(float p_val)
{
snap_separation.x = p_val;
edit_draw->update();
}
void TextureRegionEditor::_set_snap_sep_y(float p_val)
{
snap_separation.y = p_val;
edit_draw->update();
}
void TextureRegionEditor::_zoom_in()
{
if (draw_zoom < 8) {
draw_zoom *= 2;
edit_draw->update();
}
}
void TextureRegionEditor::_zoom_reset()
{
if (draw_zoom == 1) return;
draw_zoom = 1;
edit_draw->update();
}
void TextureRegionEditor::_zoom_out()
{
if (draw_zoom > 0.25) {
draw_zoom /= 2;
edit_draw->update();
}
}
void TextureRegionEditor::apply_rect(const Rect2& rect){
if(node_sprite)
node_sprite->set_region_rect(rect);
else if(node_patch9)
node_patch9->set_region_rect(rect);
else if(obj_styleBox.is_valid())
obj_styleBox->set_region_rect(rect);
else if(atlas_tex.is_valid())
atlas_tex->set_region(rect);
}
void TextureRegionEditor::_notification(int p_what)
{
switch(p_what) {
case NOTIFICATION_READY: {
zoom_out->set_icon(get_icon("ZoomLess", "EditorIcons"));
zoom_reset->set_icon(get_icon("ZoomReset", "EditorIcons"));
zoom_in->set_icon(get_icon("ZoomMore", "EditorIcons"));
icon_zoom->set_texture( get_icon("Zoom", "EditorIcons"));
} break;
}
}
void TextureRegionEditor::_node_removed(Object *p_obj)
{
if(p_obj == node_sprite || p_obj == node_patch9 || p_obj == obj_styleBox.ptr() || p_obj == atlas_tex.ptr()) {
node_patch9 = NULL;
node_sprite = NULL;
obj_styleBox = Ref<StyleBox>(NULL);
atlas_tex = Ref<AtlasTexture>(NULL);
hide();
}
}
void TextureRegionEditor::_bind_methods()
{
ObjectTypeDB::bind_method(_MD("_edit_region"),&TextureRegionEditor::_edit_region);
ObjectTypeDB::bind_method(_MD("_region_draw"),&TextureRegionEditor::_region_draw);
ObjectTypeDB::bind_method(_MD("_region_input"),&TextureRegionEditor::_region_input);
ObjectTypeDB::bind_method(_MD("_scroll_changed"),&TextureRegionEditor::_scroll_changed);
ObjectTypeDB::bind_method(_MD("_node_removed"),&TextureRegionEditor::_node_removed);
ObjectTypeDB::bind_method(_MD("_set_snap_mode"),&TextureRegionEditor::_set_snap_mode);
ObjectTypeDB::bind_method(_MD("_set_snap_off_x"),&TextureRegionEditor::_set_snap_off_x);
ObjectTypeDB::bind_method(_MD("_set_snap_off_y"),&TextureRegionEditor::_set_snap_off_y);
ObjectTypeDB::bind_method(_MD("_set_snap_step_x"),&TextureRegionEditor::_set_snap_step_x);
ObjectTypeDB::bind_method(_MD("_set_snap_step_y"),&TextureRegionEditor::_set_snap_step_y);
ObjectTypeDB::bind_method(_MD("_set_snap_sep_x"),&TextureRegionEditor::_set_snap_sep_x);
ObjectTypeDB::bind_method(_MD("_set_snap_sep_y"),&TextureRegionEditor::_set_snap_sep_y);
ObjectTypeDB::bind_method(_MD("_zoom_in"),&TextureRegionEditor::_zoom_in);
ObjectTypeDB::bind_method(_MD("_zoom_reset"),&TextureRegionEditor::_zoom_reset);
ObjectTypeDB::bind_method(_MD("_zoom_out"),&TextureRegionEditor::_zoom_out);
}
void TextureRegionEditor::edit(Object *p_obj)
{
if (node_sprite && node_sprite->is_connected("texture_changed",this,"_edit_region"))
node_sprite->disconnect("texture_changed",this,"_edit_region");
if (node_patch9 && node_patch9->is_connected("texture_changed",this,"_edit_region"))
node_patch9->disconnect("texture_changed",this,"_edit_region");
if (obj_styleBox.is_valid() && obj_styleBox->is_connected("texture_changed",this,"_edit_region"))
obj_styleBox->disconnect("texture_changed",this,"_edit_region");
if (atlas_tex.is_valid() && atlas_tex->is_connected("atlas_changed",this,"_edit_region"))
atlas_tex->disconnect("atlas_changed",this,"_edit_region");
if (p_obj) {
node_sprite = p_obj->cast_to<Sprite>();
node_patch9 = p_obj->cast_to<Patch9Frame>();
if (p_obj->cast_to<StyleBoxTexture>())
obj_styleBox = Ref<StyleBoxTexture>(p_obj->cast_to<StyleBoxTexture>());
if (p_obj->cast_to<AtlasTexture>()) {
atlas_tex = Ref<AtlasTexture>(p_obj->cast_to<AtlasTexture>());
atlas_tex->connect("atlas_changed",this,"_edit_region");
} else {
p_obj->connect("texture_changed",this,"_edit_region");
}
p_obj->connect("exit_tree",this,"_node_removed",varray(p_obj),CONNECT_ONESHOT);
_edit_region();
} else {
if(node_sprite)
node_sprite->disconnect("exit_tree",this,"_node_removed");
else if(node_patch9)
node_patch9->disconnect("exit_tree",this,"_node_removed");
else if(obj_styleBox.is_valid())
obj_styleBox->disconnect("exit_tree",this,"_node_removed");
else if(atlas_tex.is_valid())
atlas_tex->disconnect("exit_tree",this,"_node_removed");
node_sprite = NULL;
node_patch9 = NULL;
obj_styleBox = Ref<StyleBoxTexture>(NULL);
atlas_tex = Ref<AtlasTexture>(NULL);
}
edit_draw->update();
}
void TextureRegionEditor::_edit_region()
{
Ref<Texture> texture = NULL;
if(node_sprite )
texture = node_sprite->get_texture();
else if(node_patch9 )
texture = node_patch9->get_texture();
else if(obj_styleBox.is_valid())
texture = obj_styleBox->get_texture();
else if(atlas_tex.is_valid())
texture = atlas_tex->get_atlas();
if (texture.is_null()) {
return;
}
autoslice_cache.clear();
Image i;
if (i.load(texture->get_path()) == OK) {
BitMap bm;
bm.create_from_image_alpha(i);
for (int y = 0; y < i.get_height(); y++) {
for (int x = 0; x < i.get_width(); x++) {
if (bm.get_bit(Point2(x,y))) {
bool found = false;
for (List<Rect2>::Element *E = autoslice_cache.front(); E; E=E->next()) {
Rect2 grown = E->get().grow(1.5);
if (grown.has_point(Point2(x,y))) {
E->get().expand_to(Point2(x,y));
E->get().expand_to(Point2(x+1,y+1));
x = E->get().pos.x+E->get().size.x-1;
bool merged = true;
while (merged) {
merged = false;
bool queue_erase = false;
for (List<Rect2>::Element *F = autoslice_cache.front(); F; F=F->next()) {
if (queue_erase){
autoslice_cache.erase(F->prev());
queue_erase = false;
}
if (F==E)
continue;
if (E->get().grow(1).intersects(F->get())) {
E->get().expand_to(F->get().pos);
E->get().expand_to(F->get().pos+F->get().size);
if (F->prev()) {
F=F->prev();
autoslice_cache.erase(F->next());
} else {
queue_erase = true;
//Cant delete the first rect in the list.
}
merged = true;
}
}
}
found = true;
break;
}
}
if (!found) {
Rect2 new_rect(x,y,1,1);
autoslice_cache.push_back(new_rect);
}
}
}
}
}
if(node_sprite )
rect = node_sprite->get_region_rect();
else if(node_patch9 )
rect = node_patch9->get_region_rect();
else if(obj_styleBox.is_valid())
rect = obj_styleBox->get_region_rect();
else if (atlas_tex.is_valid())
rect = atlas_tex->get_region();
edit_draw->update();
}
inline float _snap_scalar(float p_offset, float p_step, float separation, float p_target) {
if (p_step != 0) {
float a = Math::stepify(p_target - p_offset, p_step+separation) + p_offset;
float b = a;
if (p_target >= 0)
b -= separation;
else
b += p_step;
return (Math::abs(p_target-a) < Math::abs(p_target-b)) ? a : b;
}
return p_target;
}
Vector2 TextureRegionEditor::snap_point(Vector2 p_target) const {
if (snap_mode == SNAP_GRID) {
p_target.x = _snap_scalar(snap_offset.x, snap_step.x, snap_separation.x, p_target.x);
p_target.y = _snap_scalar(snap_offset.y, snap_step.y, snap_separation.y, p_target.y);
}
return p_target;
}
TextureRegionEditor::TextureRegionEditor(EditorNode* p_editor)
{
node_sprite = NULL;
node_patch9 = NULL;
obj_styleBox = Ref<StyleBoxTexture>(NULL);
atlas_tex = Ref<AtlasTexture>(NULL);
editor=p_editor;
undo_redo = editor->get_undo_redo();
snap_step=Vector2(10,10);
snap_separation = Vector2(0,0);
edited_margin = -1;
drag_index = -1;
drag=false;
VBoxContainer *main_vb = memnew( VBoxContainer );
add_child(main_vb);
main_vb->set_area_as_parent_rect(0);
HBoxContainer *hb_tools = memnew( HBoxContainer );
main_vb->add_child(hb_tools);
hb_tools->add_child(memnew( Label(TTR("Snap Mode:")) ));
snap_mode_button = memnew( MenuButton );
hb_tools->add_child(snap_mode_button);
snap_mode_button->set_text(TTR("<None>"));
PopupMenu *p = snap_mode_button->get_popup();
p->add_item(TTR("<None>"),0);
p->add_item(TTR("Pixel Snap"),1);
p->add_item(TTR("Grid Snap"),2);
p->add_item(TTR("Auto Slice"),3);
for (int i = 0; i < 4; i++)
p->set_item_as_checkable(i,true);
p->set_item_checked(0,true);
p->connect("item_pressed", this, "_set_snap_mode");
hb_grid = memnew( HBoxContainer );
hb_tools->add_child(hb_grid);
hb_grid->add_child( memnew( VSeparator ));
hb_grid->add_child( memnew( Label(TTR("Offset:")) ) );
sb_off_x = memnew( SpinBox );
sb_off_x->set_min(-256);
sb_off_x->set_max(256);
sb_off_x->set_step(1);
sb_off_x->set_val(snap_offset.x);
sb_off_x->set_suffix("px");
sb_off_x->connect("value_changed", this, "_set_snap_off_x");
hb_grid->add_child(sb_off_x);
sb_off_y = memnew( SpinBox );
sb_off_y->set_min(-256);
sb_off_y->set_max(256);
sb_off_y->set_step(1);
sb_off_y->set_val(snap_offset.y);
sb_off_y->set_suffix("px");
sb_off_y->connect("value_changed", this, "_set_snap_off_y");
hb_grid->add_child(sb_off_y);
hb_grid->add_child( memnew( VSeparator ));
hb_grid->add_child( memnew( Label(TTR("Step:")) ) );
sb_step_x = memnew( SpinBox );
sb_step_x->set_min(-256);
sb_step_x->set_max(256);
sb_step_x->set_step(1);
sb_step_x->set_val(snap_step.x);
sb_step_x->set_suffix("px");
sb_step_x->connect("value_changed", this, "_set_snap_step_x");
hb_grid->add_child(sb_step_x);
sb_step_y = memnew( SpinBox );
sb_step_y->set_min(-256);
sb_step_y->set_max(256);
sb_step_y->set_step(1);
sb_step_y->set_val(snap_step.y);
sb_step_y->set_suffix("px");
sb_step_y->connect("value_changed", this, "_set_snap_step_y");
hb_grid->add_child(sb_step_y);
hb_grid->add_child( memnew( VSeparator ));
hb_grid->add_child( memnew( Label(TTR("Separation:")) ) );
sb_sep_x = memnew( SpinBox );
sb_sep_x->set_min(0);
sb_sep_x->set_max(256);
sb_sep_x->set_step(1);
sb_sep_x->set_val(snap_separation.x);
sb_sep_x->set_suffix("px");
sb_sep_x->connect("value_changed", this, "_set_snap_sep_x");
hb_grid->add_child(sb_sep_x);
sb_sep_y = memnew( SpinBox );
sb_sep_y->set_min(0);
sb_sep_y->set_max(256);
sb_sep_y->set_step(1);
sb_sep_y->set_val(snap_separation.y);
sb_sep_y->set_suffix("px");
sb_sep_y->connect("value_changed", this, "_set_snap_sep_y");
hb_grid->add_child(sb_sep_y);
hb_grid->hide();
HBoxContainer *main_hb = memnew( HBoxContainer );
main_vb->add_child(main_hb);
edit_draw = memnew( Control );
main_hb->add_child(edit_draw);
main_hb->set_v_size_flags(SIZE_EXPAND_FILL);
edit_draw->set_h_size_flags(SIZE_EXPAND_FILL);
Control * separator = memnew( Control );
separator->set_h_size_flags(Control::SIZE_EXPAND_FILL);
hb_tools->add_child(separator);
icon_zoom = memnew( TextureFrame );
hb_tools->add_child(icon_zoom);
zoom_out = memnew( ToolButton );
zoom_out->connect("pressed", this, "_zoom_out");
hb_tools->add_child(zoom_out);
zoom_reset = memnew( ToolButton );
zoom_reset->connect("pressed", this, "_zoom_reset");
hb_tools->add_child(zoom_reset);
zoom_in = memnew( ToolButton );
zoom_in->connect("pressed", this, "_zoom_in");
hb_tools->add_child(zoom_in);
vscroll = memnew( VScrollBar);
main_hb->add_child(vscroll);
vscroll->connect("value_changed",this,"_scroll_changed");
hscroll = memnew( HScrollBar );
main_vb->add_child(hscroll);
hscroll->connect("value_changed",this,"_scroll_changed");
edit_draw->connect("draw",this,"_region_draw");
edit_draw->connect("input_event",this,"_region_input");
draw_zoom=1.0;
updating_scroll=false;
}
void TextureRegionEditorPlugin::edit(Object *p_node)
{
region_editor->edit(p_node);
}
bool TextureRegionEditorPlugin::handles(Object *p_obj) const
{
return p_obj->is_type("Sprite") || p_obj->is_type("Patch9Frame") || p_obj->is_type("StyleBoxTexture") || p_obj->is_type("AtlasTexture");
}
void TextureRegionEditorPlugin::make_visible(bool p_visible)
{
if (p_visible) {
region_button->show();
if (region_button->is_pressed())
region_editor->show();
} else {
region_button->hide();
region_editor->edit(NULL);
region_editor->hide();
}
}
Dictionary TextureRegionEditorPlugin::get_state() const {
Dictionary state;
state["zoom"]=region_editor->draw_zoom;
state["snap_offset"]=region_editor->snap_offset;
state["snap_step"]=region_editor->snap_step;
state["snap_separation"]=region_editor->snap_separation;
state["snap_mode"]=region_editor->snap_mode;
return state;
}
void TextureRegionEditorPlugin::set_state(const Dictionary& p_state){
Dictionary state=p_state;
if (state.has("zoom")) {
region_editor->draw_zoom = p_state["zoom"];
}
if (state.has("snap_step")) {
Vector2 s = state["snap_step"];
region_editor->sb_step_x->set_val(s.x);
region_editor->sb_step_y->set_val(s.y);
region_editor->snap_step = s;
}
if (state.has("snap_offset")) {
Vector2 ofs = state["snap_offset"];
region_editor->sb_off_x->set_val(ofs.x);
region_editor->sb_off_y->set_val(ofs.y);
region_editor->snap_offset = ofs;
}
if (state.has("snap_separation")) {
Vector2 sep = state["snap_separation"];
region_editor->sb_sep_x->set_val(sep.x);
region_editor->sb_sep_y->set_val(sep.y);
region_editor->snap_separation = sep;
}
if (state.has("snap_mode")) {
region_editor->_set_snap_mode(state["snap_mode"]);
}
}
TextureRegionEditorPlugin::TextureRegionEditorPlugin(EditorNode *p_node)
{
editor = p_node;
region_editor = memnew ( TextureRegionEditor(p_node) );
region_button = p_node->add_bottom_panel_item(TTR("Texture Region"), region_editor);
region_button->set_tooltip(TTR("Texture Region Editor"));
region_editor->set_custom_minimum_size(Size2(0,200));
region_editor->hide();
region_button->hide();
}
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