Include draw line function and better visuals to indicate deleting a keybind

Co-authored-by: r3cp3ct <45179536+r3cp3ct@users.noreply.github.com>
Co-authored-by: sigonasr2 <sigonasr2@gmail.com>

src/sig/DrawLoop.java

@@ -67,8 +67,58 @@ public class DrawLoop {
 			}
 		}
 	}
+
+	public static void Draw_Line(byte[] canvas,int x1,int y1,int x2,int y2,byte col,Alpha alpha) {
+        int x,y,dx,dy,dx1,dy1,px,py,xe,ye;
+        dx=x2-x1;dy=y2-y1;
+        dx1=Math.abs(dx);dy1=Math.abs(dy);
+        px=2*dy1-dx1;py=2*dx1-dy1;
+        if (dy1<=dx1) {
+            if (dx>=0) {
+                x=x1;y=y1;xe=x2-1;
+            } else {
+                x=x2-1;y=y2-1;xe=x1;
+            }
+            Draw(canvas,y*RabiClone.BASE_WIDTH+x,col,alpha);
+            while (x<xe) {
+                x=x+1;
+                if (px<0) {
+                    px=px+2*dy1;
+                } else {
+                    if ((dx<0&&dy<0)||(dx>0&&dy>0)) {
+                        y=y+1;
+                    } else {
+                        y=y-1;
+                    }
+                    px=px+2*(dy1-dx1);
+                }
+				Draw(canvas,y*RabiClone.BASE_WIDTH+x,col,alpha);
+            }
+        } else {
+            if (dy>=0) {
+                x=x1;y=y1;ye=y2-1;
+            } else {
+                x=x2-1;y=y2-1;ye=y1;
+            }
+            Draw(canvas,y*RabiClone.BASE_WIDTH+x,col,alpha);
+            while (y<ye) {
+                y=y+1;
+                if (py<=0) {
+                    py=py+2*dx1;
+                } else {
+                    if ((dx<0&&dy<0)||(dx>0&&dy>0)) {
+                        x=x+1;
+                    } else {
+                        x=x-1;
+                    }
+                    py=py+2*(dx1-dy1);
+                }
+				Draw(canvas,y*RabiClone.BASE_WIDTH+x,col,alpha);
+            }
+        }
+    }
     
-    public static void FillRect(byte[] p,byte col,double x,double y,double w,double h) {
+    public static void Fill_Rect(byte[] p,byte col,double x,double y,double w,double h) {
     	for (int xx=0;xx<w;xx++) {
         	for (int yy=0;yy<h;yy++) {
         		int index = ((int)y+yy)*RabiClone.BASE_WIDTH+(int)x+xx;

src/sig/engine/Object.java

@@ -58,8 +58,12 @@ public abstract class Object implements GameEntity{
         DrawLoop.Draw(canvas, index, (byte)col.ordinal(), alpha);
     }
 
-    protected void Draw_Rect(byte[] p,byte col,double x,double y,double w,double h) {
+    protected void Draw_Rect(byte[] p,PaletteColor col,double x,double y,double w,double h) {
-        DrawLoop.FillRect(p, col, x, y, w, h);
+        DrawLoop.Fill_Rect(p, (byte)col.ordinal(), x, y, w, h);
+    }
+
+    protected void Draw_Line(byte[] p,double x1,double y1,double x2,double y2,PaletteColor col,Alpha alpha) {
+        DrawLoop.Draw_Line(p, (int)x1, (int)y1, (int)x2, (int)y2, (byte)col.ordinal(), alpha);
     }
 
 	protected void Draw_Sprite(double x, double y, Sprite sprite){

src/sig/engine/Panel.java

@@ -22,7 +22,6 @@ import java.awt.event.KeyListener;
 
 import sig.DrawLoop;
 import sig.RabiClone;
-import sig.objects.ConfigureControls;
 
 public class Panel extends JPanel implements Runnable,KeyListener {
 	JFrame window;

src/sig/objects/ConfigureControls.java

@@ -23,6 +23,9 @@ public class ConfigureControls extends Object{
     KeyBind selectedKeybind = null;
     boolean assigningKey = false;
     List<List<Integer>> actionHighlightSections = new ArrayList<>();
+    int storedX=-1;
+    int storedY=-1;
+    int storedEndX=-1;
 
     public ConfigureControls(Panel panel) {
         super(panel);
@@ -87,14 +90,17 @@ public class ConfigureControls extends Object{
             for (Action a : Action.values()) {
                 if (RabiClone.MOUSE_POS.getY()>=getY()+y&&RabiClone.MOUSE_POS.getY()<getY()+y+Font.PROFONT_12.getGlyphHeight()+4) {
                     selectedAction=a;
-                    Draw_Rect(p,(byte)PaletteColor.PEACH.ordinal(),0,getY()+y,RabiClone.BASE_WIDTH,Font.PROFONT_12.getGlyphHeight()+4);
+                    Draw_Rect(p,PaletteColor.PEACH,0,getY()+y,RabiClone.BASE_WIDTH,Font.PROFONT_12.getGlyphHeight()+4);
                 }
                 for (int i=0;i<actionHighlightSections.get(a.ordinal()).size();i+=2) {
                     List<Integer> sectionList = actionHighlightSections.get(a.ordinal());
                     int startX=sectionList.get(i)*Font.PROFONT_12.getGlyphWidth()-4;
                     int endX=sectionList.get(i+1)*Font.PROFONT_12.getGlyphWidth()+4;
                     if (selectedKeybind==null&&RabiClone.MOUSE_POS.getY()>=getY()+y&&RabiClone.MOUSE_POS.getY()<getY()+y+Font.PROFONT_12.getGlyphHeight()+4&&RabiClone.MOUSE_POS.getX()>=startX&&RabiClone.MOUSE_POS.getX()<=endX) {
-                        Draw_Rect(p,(byte)PaletteColor.AZURE.ordinal(),startX,getY()+y,endX-startX,Font.PROFONT_12.getGlyphHeight()+4);
+                        Draw_Rect(p,PaletteColor.RED,startX,getY()+y,endX-startX,Font.PROFONT_12.getGlyphHeight()+4);
+                        storedX=startX;
+                        storedY=y;
+                        storedEndX=endX;
                         selectedKeybind=KeyBind.KEYBINDS.get(a).get(i/2);
                         break;
                     }
@@ -102,6 +108,10 @@ public class ConfigureControls extends Object{
                 Draw_Text_Ext(4,getY()+y,DisplayActionKeys(a),Font.PROFONT_12,Alpha.ALPHA0,PaletteColor.MIDNIGHT_BLUE);
                 y+=Font.PROFONT_12.getGlyphHeight()+4;
             }
+            if (selectedKeybind!=null) {
+                Draw_Line(p,storedX,getY()+storedY,storedEndX,getY()+storedY+Font.PROFONT_12.getGlyphHeight()+4,PaletteColor.BLACK,Alpha.ALPHA32);
+                Draw_Line(p,storedX,getY()+storedY+Font.PROFONT_12.getGlyphHeight()+4,storedEndX,getY()+storedY,PaletteColor.BLACK,Alpha.ALPHA32);
+            }
         } else {
             Draw_Text_Ext(4, 4, new StringBuilder("Press a key to assign to ").append(selectedAction), Font.PROFONT_12, Alpha.ALPHA0, PaletteColor.MIDNIGHT_BLUE);
         }