Gridmode and eyedropper select (#372)

* Gridmode

Adds keybindings to category and block selection

* bugfixes and comments

* more keybind

* Update PlacementFragment.java

* Update PlacementFragment.java

* eyedropper crashfix

* formatted with default.xml

core/src/io/anuke/mindustry/entities/Player.java

@@ -601,9 +601,10 @@ public class Player extends Unit implements BuilderTrait, CarryTrait, ShooterTra
 
         float xa = Inputs.getAxis(section, "move_x");
         float ya = Inputs.getAxis(section, "move_y");
-
+        if(!Inputs.keyDown("gridMode")){
             movement.y += ya * speed;
             movement.x += xa * speed;
+        }
 
         Vector2 vec = Graphics.world(control.input(playerIndex).getMouseX(), control.input(playerIndex).getMouseY());
         pointerX = vec.x;

core/src/io/anuke/mindustry/input/DefaultKeybinds.java

@@ -25,6 +25,8 @@ public class DefaultKeybinds{
             "rotate", new Axis(Input.SCROLL),
             "dash", Input.SHIFT_LEFT,
             "drop_unit", Input.SHIFT_LEFT,
+            "gridMode", Input.ALT_LEFT,
+            "gridModeShift", Input.SHIFT_LEFT,
             new Category("view"),
             "zoom_hold", Input.CONTROL_LEFT,
             "zoom", new Axis(Input.SCROLL),

core/src/io/anuke/mindustry/ui/fragments/HudFragment.java

@@ -109,7 +109,7 @@ public class HudFragment extends Fragment{
             }
 
             cont.update(() -> {
-                if(Inputs.keyTap("toggle_menus") && !ui.chatfrag.chatOpen()){
+                if(!Inputs.keyDown("gridMode") && Inputs.keyTap("toggle_menus") && !ui.chatfrag.chatOpen()){
                     toggleMenus();
                 }
             });

core/src/io/anuke/mindustry/ui/fragments/PlacementFragment.java

@@ -3,6 +3,7 @@ package io.anuke.mindustry.ui.fragments;
 import com.badlogic.gdx.graphics.Color;
 import com.badlogic.gdx.math.Interpolation;
 import com.badlogic.gdx.math.Vector2;
+import com.badlogic.gdx.utils.Array;
 import io.anuke.mindustry.core.GameState.State;
 import io.anuke.mindustry.entities.TileEntity;
 import io.anuke.mindustry.game.EventType.WorldLoadGraphicsEvent;
@@ -17,6 +18,8 @@ import io.anuke.mindustry.world.Tile;
 import io.anuke.mindustry.world.blocks.OreBlock;
 import io.anuke.ucore.core.Events;
 import io.anuke.ucore.core.Graphics;
+import io.anuke.ucore.core.Inputs;
+import io.anuke.ucore.input.Input;
 import io.anuke.ucore.scene.Group;
 import io.anuke.ucore.scene.actions.Actions;
 import io.anuke.ucore.scene.event.Touchable;
@@ -38,6 +41,18 @@ public class PlacementFragment extends Fragment{
     boolean shown = true;
     boolean lastGround;
 
+    final Input[] inputGrid = {
+    Input.NUM_1, Input.NUM_2, Input.NUM_3, Input.NUM_4,
+    Input.Q, Input.W, Input.E, Input.R,
+    Input.A, Input.S, Input.D, Input.F,
+    Input.Z, Input.X, Input.C, Input.V
+    }, inputCatGrid = {
+    Input.NUM_1, Input.NUM_2,
+    Input.Q, Input.W,
+    Input.A, Input.S,
+    Input.Z, Input.X, Input.C, Input.V
+    };
+
     public PlacementFragment(){
         Events.on(WorldLoadGraphicsEvent.class, event -> {
             currentCategory = Category.turret;
@@ -47,6 +62,40 @@ public class PlacementFragment extends Fragment{
         });
     }
 
+    boolean gridUpdate(InputHandler input){
+        if(!Inputs.keyDown("gridMode")) return false;
+        if(Inputs.keyDown("gridModeShift")){ // Select Category
+            int i = 0;
+            for(Input key : inputCatGrid){
+                if(Inputs.keyDown(key)){
+                    input.recipe = Recipe.getByCategory(Category.values()[i]).first();
+                    currentCategory = input.recipe.category;
+                }
+                i++;
+            }
+            return true;
+        }else if(Inputs.keyDown("select")){ // Mouse eyedropper select
+            Tile tile = world.tileWorld(Graphics.mouseWorld().x, Graphics.mouseWorld().y).target();
+            if(tile.block() != null){
+                Recipe tryRecipe = Recipe.getByResult(tile.block());
+                if((tryRecipe != null) && control.unlocks.isUnlocked(tryRecipe)){
+                    input.recipe = tryRecipe;
+                    currentCategory = input.recipe.category;
+                    return true;
+                }
+            }
+        }else{    // Select block
+            int i = 0;
+            Array<Recipe> recipes = Recipe.getByCategory(currentCategory);
+            for(Input key : inputGrid){
+                if(Inputs.keyDown(key))
+                    input.recipe = (i < recipes.size && control.unlocks.isUnlocked(recipes.get(i))) ? recipes.get(i) : null;
+                i++;
+            }
+        }
+        return false;
+    }
+
     @Override
     public void build(Group parent){
         parent.fill(full -> {
@@ -111,8 +160,8 @@ public class PlacementFragment extends Fragment{
                 frame.table("button-edge-2", top -> {
                     topTable = top;
                     top.add(new Table()).growX().update(topTable -> {
-                        if((tileDisplayBlock() == null && lastDisplay == getSelected() && !lastGround) ||
-                        (tileDisplayBlock() != null && lastDisplay == tileDisplayBlock() && lastGround)) return;
+                        if((tileDisplayBlock() == null && lastDisplay == getSelected() && !lastGround) || (tileDisplayBlock() != null && lastDisplay == tileDisplayBlock() && lastGround))
+                            return;
 
                         topTable.clear();
                         topTable.top().left().margin(5);
@@ -191,6 +240,9 @@ public class PlacementFragment extends Fragment{
                 }).touchable(Touchable.enabled);
 
                 rebuildCategory.run();
+                frame.update(() -> {
+                    if(gridUpdate(input)) rebuildCategory.run();
+                });
             });
         });
     }