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virtualx-engine/tools/editor/plugins/texture_region_editor_plugin.cpp
Dmitry Kram 6227e8f343 Fix snap mode selector sticking in texture region module 
When changing snap mode in texture region plugin ticks was not updating. Issue fixed changing order of setting checked status and setting snap mode.

(cherry picked from commit d766738991)
2017-01-12 19:15:26 +01:00

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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 (mb.button_index == BUTTON_WHEEL_UP) {
_zoom_in();
} else if (mb.button_index == BUTTON_WHEEL_DOWN) {
_zoom_out();
}
} 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->add_change_receptor(this);
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::_changed_callback(Object *p_changed, const char *p_prop) {
if ((String)p_prop == "region_rect") {
_edit_region();
}
}
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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