Files
Mindustry/core/src/mindustry/logic/LogicCanvas.java
2020-08-06 20:00:02 -04:00

389 lines
11 KiB
Java

package mindustry.logic;
import arc.*;
import arc.graphics.*;
import arc.graphics.g2d.*;
import arc.input.*;
import arc.math.*;
import arc.math.geom.*;
import arc.scene.*;
import arc.scene.event.*;
import arc.scene.ui.*;
import arc.scene.ui.layout.*;
import arc.util.*;
import mindustry.gen.*;
import mindustry.graphics.*;
import mindustry.io.*;
import mindustry.logic.LogicNode.*;
import mindustry.logic.LogicNodes.*;
import mindustry.logic.SavedLogic.*;
import mindustry.ui.*;
public class LogicCanvas extends WidgetGroup{
private static final Color backgroundCol = Pal.darkMetal.cpy().mul(0.1f), gridCol = Pal.darkMetal.cpy().mul(0.5f);
private Element selected;
private Element entered;
private Vec2 offset = new Vec2();
{
addListener(new InputListener(){
float lastX, lastY;
@Override
public void touchDragged(InputEvent event, float mx, float my, int pointer){
if(Core.app.isMobile() && pointer != 0) return;
float dx = mx - lastX, dy = my - lastY;
offset.add(dx, dy);
for(Element e : getChildren()){
e.moveBy(dx, dy);
}
lastX = mx;
lastY = my;
}
@Override
public boolean touchDown(InputEvent event, float x, float y, int pointer, KeyCode button){
if((Core.app.isMobile() && pointer != 0) || (Core.app.isDesktop() && button != KeyCode.mouseMiddle)) return false;
lastX = x;
lastY = y;
return true;
}
});
//TODO debug stuff
add(new BinaryOpNode());
add(new BinaryOpNode());
add(new BinaryOpNode());
add(new NumberNode());
add(new NumberNode());
add(new NumberNode());
add(new ConditionNode());
add(new ConditionNode());
add(new SignalNode());
add(new SequenceNode());
Log.info(JsonIO.print(JsonIO.write(save())));
}
private void add(LogicNode node){
NodeElement e = new NodeElement(node);
e.setPosition(Core.graphics.getWidth()/2f, Core.graphics.getHeight()/2f);
addChild(e);
e.pack();
}
public SavedLogic save(){
//convert elements to saved nodes for writing to JSON
return new SavedLogic(getChildren().<NodeElement>as().map(e -> {
SavedNode node = new SavedNode();
node.state = e.node;
node.x = e.x;
node.y = e.y;
node.connections = new SavedConnection[e.slots.length];
for(int i = 0; i < e.slots.length; i++){
SavedConnection con = (node.connections[i] = new SavedConnection());
SlotElement slot = e.slots[i];
if(slot.connection != null){
SlotElement to = slot.connection;
con.node = getChildren().indexOf(to.node);
con.slot = Structs.indexOf(to.node.slots, to);
}else{
con.node = -1;
}
}
return node;
}).toArray(SavedNode.class));
}
public void load(SavedLogic state){
clear();
//add nodes as children first to make sure they can be accessed.
for(SavedNode node : state.nodes){
NodeElement elem = new NodeElement(node.state);
elem.setPosition(node.x, node.y);
addChild(elem);
}
//assign connection data
for(int i = 0; i < state.nodes.length; i++){
SavedNode node = state.nodes[i];
NodeElement elem = (NodeElement)getChildren().get(i);
for(int j = 0; j < node.connections.length; j++){
SavedConnection con = node.connections[j];
if(con.node >= 0 && con.node < state.nodes.length){
SlotElement slot = elem.slots[j];
slot.connection = ((NodeElement)getChildren().get(con.node)).slots[con.slot];
}
}
elem.pack();
}
}
@Override
public void draw(){
Draw.color(backgroundCol);
Fill.crect(x, y, width, height);
Draw.color(gridCol);
float spacing = Scl.scl(50f);
int xbars = (int)(width / spacing) + 2, ybars = (int)(width / spacing) + 2;
float ox = offset.x % spacing, oy = offset.y % spacing;
Lines.stroke(Scl.scl(3f));
for(int i = 0; i < xbars; i++){
float cx = x + width/2f + (i - xbars/2) * spacing + ox;
Lines.line(cx, y, cx, y + height);
}
for(int i = 0; i < ybars; i++){
float cy = y + height/2f + (i - ybars/2) * spacing + oy;
Lines.line(0, cy, x + width, cy);
}
Draw.reset();
super.draw();
for(Element e : getChildren()){
if(e instanceof NodeElement){
NodeElement l = (NodeElement)e;
for(SlotElement field : l.slots){
field.drawConnection();
}
}
}
if(selected != null){
SlotElement field = (SlotElement)selected.userObject;
Vec2 dest = selected.localToStageCoordinates(Tmp.v1.set(selected.getWidth()/2f, selected.getHeight()/2f));
Vec2 mouse = Core.input.mouse();
drawCurve(dest.x, dest.y, mouse.x, mouse.y, field.color);
}
}
void drawCurve(float x, float y, float x2, float y2, Color color){
Lines.stroke(4f, color);
float dist = Math.abs(x - x2)/2f;
Lines.curve(
x, y,
x + dist, y,
x2 - dist, y2,
x2, y2,
Math.max(3, (int)(Mathf.dst(x, y, x2, y2) / 5))
);
Draw.reset();
}
class NodeElement extends Table{
final LogicNode node;
SlotElement[] slots;
Table slotTable;
NodeElement(LogicNode node){
this.node = node;
background(Tex.whitePane);
setColor(node.category().color);
margin(0f);
table(Tex.whiteui, t -> {
t.update(() -> {
t.setColor(color);
});
t.margin(8f);
t.touchable = Touchable.enabled;
t.add(node.name()).style(Styles.outlineLabel).color(color).padRight(8);
t.add().growX();
t.button(Icon.cancel, Styles.onlyi, () -> {
//TODO disconnect things
remove();
});
t.addListener(new InputListener(){
float lastx, lasty;
@Override
public boolean touchDown(InputEvent event, float x, float y, int pointer, KeyCode button){
Vec2 v = localToStageCoordinates(Tmp.v1.set(x, y));
lastx = v.x;
lasty = v.y;
toFront();
return true;
}
@Override
public void touchDragged(InputEvent event, float x, float y, int pointer){
Vec2 v = localToStageCoordinates(Tmp.v1.set(x, y));
moveBy(v.x - lastx, v.y - lasty);
lastx = v.x;
lasty = v.y;
}
});
}).growX().padBottom(6);
row();
node.build(this);
row();
table(t -> slotTable = t).fill();
rebuildSlots();
marginBottom(7);
}
void rebuildSlots(){
slotTable.clear();
slotTable.defaults().height(30);
NodeSlot[] nslots = node.slots();
this.slots = new SlotElement[nslots.length];
for(int i = 0; i < nslots.length; i++){
this.slots[i] = new SlotElement(this, nslots[i]);
}
for(SlotElement field : slots){
slotTable.add(field).growX().align(field.slot.input ? Align.left : Align.right);
slotTable.row();
}
pack();
}
@Override
public void draw(){
float pad = 10f;
Fill.dropShadow(x + width/2f, y + height/2f, width + pad, height + pad, 20f, 0.95f);
Draw.color(0, 0, 0, 0.3f);
Fill.crect(x, y, width, height);
Draw.reset();
super.draw();
}
}
class SlotElement extends Table{
final NodeSlot slot;
final NodeElement node;
ImageButton button;
SlotElement connection;
SlotElement(NodeElement node, NodeSlot slot){
this.slot = slot;
this.node = node;
setColor(slot.type.color);
float marg = 24f;
if(slot.input){
addIcon();
left();
marginRight(marg);
}else{
right();
marginLeft(marg);
}
add(slot.name).padLeft(5).padRight(5).style(Styles.outlineLabel).color(color);
if(!slot.input){
addIcon();
}
}
void drawConnection(){
if(connection != null){
ImageButton cb = connection.button;
Vec2 from = localToStageCoordinates(Tmp.v2.set(button.x + button.getWidth()/2f, button.y + button.getHeight()/2f));
Vec2 to = cb.localToStageCoordinates(Tmp.v1.set(cb.getWidth()/2f, cb.getHeight()/2f));
drawCurve(from.x, from.y, to.x, to.y, color);
}
}
void addIcon(){
float s = 30f;
Cell<ImageButton> c = button(Tex.logicNode, Styles.colori, () -> {
}).size(s);
button = c.get();
button.userObject = this;
button.getStyle().imageUpColor = color;
float pad = s/2f - 3f;
if(slot.input){
c.padLeft(-pad);
}else{
c.padRight(-pad);
}
button.addListener(new InputListener(){
@Override
public boolean touchDown(InputEvent event, float x, float y, int pointer, KeyCode code){
if(selected == null && !slot.input){
selected = button;
return true;
}
return false;
}
@Override
public void enter(InputEvent event, float x, float y, int pointer, Element fromActor){
entered = button;
}
@Override
public void touchUp(InputEvent event, float x, float y, int pointer, KeyCode code){
localToStageCoordinates(Tmp.v1.set(x, y));
Element element = entered;
if(element != null && element.userObject instanceof SlotElement){
SlotElement field = (SlotElement)element.userObject;
//make sure inputs are matched to outputs, and that slot types match
if(field != SlotElement.this && field.slot.input != slot.input && field.slot.type == slot.type){
connection = field;
//field.connection = button;
}
}
if(selected == button){
selected = null;
}
}
});
}
}
}