Setup dragging for new objects

Co-authored-by: sigonasr2 <sigonasr2@gmail.com>

TiledCollisionEditor/main.cpp

@@ -23,6 +23,9 @@ class TiledCollisionEditor : public olc::PixelGameEngine
 	bool dragTranslate=false;
 	vf2d upperLeftDragOffset{};
 
+	bool dragNewObj=false;
+	vi2d upperLeftObjTile{};
+
 	Renderable circle;
 	Renderable createNewButtonImg;
 	Renderable editButtonImg;
@@ -35,8 +38,6 @@ public:
 		sAppName = "TiledCollisionEditor";
 	}
 
-	Renderable rollingCounter;
-
 	Manager gui;
 
 	ImageCheckBox*createNewButton;
@@ -60,8 +61,6 @@ public:
 		std::string tilesetFilename=TILESET_DIR+"Basic Tileset.tsx";
 		Tileset&tileset=tilesets[tilesetFilename]=TSXParser{tilesetFilename}.GetData();
 
-		rollingCounter.Load("rollingcounter.png",nullptr,false,false);
-
 		Renderable&tilesetImg=images[tilesetFilename];
 		tilesetImg.Load(TILESET_DIR+tileset.filename);
 
@@ -220,6 +219,25 @@ public:
 		}
 	}
 
+	void NewObjectUpdate(){
+		if(GetMouse(Mouse::LEFT).bPressed){
+			const Tileset&tileset=tilesets[activeTileset];
+
+			vf2d worldCoords=view.ScreenToWorld(GetMousePos());
+			upperLeftObjTile=vf2d{round(worldCoords.x/tileset.tilewidth)*tileset.tilewidth,round(worldCoords.y/tileset.tileheight)*tileset.tileheight};
+			dragNewObj=true;
+		}
+		if(GetMouse(Mouse::LEFT).bReleased){
+			dragNewObj=false;
+
+			const Tileset&tileset=tilesets[activeTileset];
+			//Check for intersection with other objects, if found then we deny creating this object this way.
+			for(auto&[name,obj]:tileset.objects){
+				
+			}
+		} 
+	}
+
 	bool OnUserUpdate(float fElapsedTime) override
 	{
 		Clear(VERY_DARK_BLUE);
@@ -250,7 +268,11 @@ public:
 		if(editButton->bPressed)createNewButton->bChecked=false;
 
 		if(GetMouseY()<ScreenHeight()-36||GetMouseX()>72){
-			Update();
+			if(!dragNewObj){
+				Update();
+			}else{
+				NewObjectUpdate();
+			}
 		}
 
 		 //Font test.
@@ -259,7 +281,7 @@ public:
 		DrawStringPropDecal({0,36},"the quick brown fox jumps over the lazy dog 1234567890 !@#$%^&*()-=_+[]{}\\;':\",./<>?~`",WHITE,{1.5f,1.5f});
 		DrawStringPropDecal({0,54},"THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG 1234567890 !@#$%^&*()-=_+[]{}\\;':\",./<>?~`",WHITE,{1.5f,1.5f});
 		*/
-		if(selectedObj.length()>0){
+		if(selectedObj.length()>0&&!dragNewObj){
 			const TilesetObject&obj=tileset.objects.at(selectedObj);
 		
 			Quadrilateral*highlightedQuad=nullptr;
@@ -294,6 +316,9 @@ public:
 					}
 				}
 			}
+		}else
+		if(dragNewObj){
+			
 		}
 
 		for(auto&[objName,obj]:tileset.objects){