Added Attack Range indicators

olcCodeJam2023Entry/Image.h

@@ -17,5 +17,6 @@ enum Image{
 	CORRUPTER,
 	UNIT_ALLOCATOR,
 	RAM_BANK,
+	RANGE_INDICATOR
 };
 

olcCodeJam2023Entry/Unit.cpp

@@ -184,7 +184,16 @@ Unit::Unit(std::vector<Memory>memory,vf2d pos,Renderable&img,bool friendly,bool
 	}
 }
 
-
+void Unit::DrawRangeIndicator(PixelGameEngine*pge,TileTransformedView&game,std::map<Image,std::unique_ptr<Renderable>>&IMAGES){
+	float dist=geom2d::line<float>(game.ScreenToWorld(pge->GetMousePos()),GetPos()).length();
+	float range=12*(GetRange()+1);
+	if(IsSelected()){
+		game.DrawRotatedDecal(GetPos(),IMAGES[RANGE_INDICATOR]->Decal(),0,IMAGES[RANGE_INDICATOR]->Sprite()->Size()/2,{range/12,range/12},{0,196,0,128});
+	}else
+	if(dist<range*2){
+		game.DrawRotatedDecal(GetPos(),IMAGES[RANGE_INDICATOR]->Decal(),0,IMAGES[RANGE_INDICATOR]->Sprite()->Size()/2,{range/12,range/12},{0,196,0,uint8_t((1.f-(dist/(range*2)))*128)});
+	}
+}
 
 void Unit::Draw(TileTransformedView&game,std::map<Image,std::unique_ptr<Renderable>>&IMAGES){
 	game.DrawRotatedDecal(ghostPos,img.Decal(),0,img.Sprite()->Size()/2,{1,1},friendly?Pixel{192,192,255}:Pixel{255,192,192});

olcCodeJam2023Entry/Unit.h

@@ -55,6 +55,7 @@ public:
 	vf2d GetGhostPos();
 	void _Update(PixelGameEngine*pge);
 	bool IsMoveable();
+	void DrawRangeIndicator(PixelGameEngine*pge,TileTransformedView&game,std::map<Image,std::unique_ptr<Renderable>>&IMAGES);
 
 	std::vector<bool>& operator <<=(const int n){
 		for(int i=0;i<GetMemorySize()-1;i++){

olcCodeJam2023Entry/VirusAttack.cpp

@@ -31,6 +31,7 @@ void VirusAttack::InitializeImages(){
 	LoadImage(CORRUPTER,"assets/corrupter.png");
 	LoadImage(UNIT_ALLOCATOR,"assets/shell.png");
 	LoadImage(RAM_BANK,"assets/ram_bank.png");
+	LoadImage(RANGE_INDICATOR,"assets/range_indicator.png");
 }
 
 bool VirusAttack::OnUserCreate(){
@@ -318,6 +319,10 @@ bool VirusAttack::OnUserUpdate(float fElapsedTime){
 	}
 	game.DrawPartialDecal({0,0},CONSTANT::WORLD_SIZE*CONSTANT::TILE_SIZE,IMAGES[TILE]->Decal(),{0,0},CONSTANT::WORLD_SIZE*CONSTANT::TILE_SIZE,DARK_GREEN);
 
+	for(auto&u:units){
+		u->DrawRangeIndicator(this,game,IMAGES);
+	}
+
 	for(auto&u:units){
 		u->Draw(game,IMAGES);
 	}