CustomControls configuring example

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

main.cpp

@@ -1,21 +1,25 @@
 #define OLC_PGE_APPLICATION
 #include "pixelGameEngine.h"
 
-//--------------------------------------------------------------------------------------------------
-//		class
-//--------------------------------------------------------------------------------------------------
-class PressDetect : public olc::PixelGameEngine
+class CustomControls : public olc::PixelGameEngine
 {
 public:
-	PressDetect()
+	CustomControls()
 	{
-		sAppName = "Double Press Down Detect";
+		sAppName = "Configuring Custom Controls";
 	}
 
 private:
 
-	bool bothKeysPressed=false;
+	olc::Key MOVE_UP=olc::W;
+	olc::Key MOVE_DOWN=olc::S;
+	olc::Key MOVE_RIGHT=olc::D;
+	olc::Key MOVE_LEFT=olc::A;
+
+	olc::vd2d  pos = {0,0};
 	
+	std::array<std::string,4> keysList = {"UP","RIGHT","DOWN","LEFT"};
+	int configuringKeyIndex = 0;
 
 public:
 	
@@ -24,25 +28,74 @@ public:
 		return true;
 	}
 
-//--------------------------------------------------------------------------------------------------
-//		Main Game Function
-//--------------------------------------------------------------------------------------------------
 	bool OnUserUpdate(float fElapsedTime) override
 	{
+		if (GetKey(olc::F1).bPressed) {
+			TextEntryEnable(true);
+			configuringKeyIndex=0;
+		}
+
+		if (TextEntryGetString().size()>0) {
+			char c = TextEntryGetString()[0];
+			olc::Key customKey;
+			if (c>='a'&&c<='z') {
+				c-=32; //Capitalize the letter.
+				customKey=(olc::Key)(c-'A'+1);
+			} else 
+			if (c>='A'&&c<='Z') {
+				customKey=(olc::Key)(c-'A'+1);
+			} else
+			if (c>='0'&&c<='9') {
+				customKey=(olc::Key)(c-'0'+olc::Key::K0);
+			} else
+			{
+				return true;
+			}
 
-		if (GetKey(olc::SHIFT).bHeld&&GetKey(olc::A).bHeld&&!bothKeysPressed) {
-			bothKeysPressed=true;
-			std::cout<<"Both Keys pressed\n";
+			switch (configuringKeyIndex) {
+				case 0:{
+					MOVE_UP=customKey;
+				}break;
+				case 1:{
+					MOVE_RIGHT=customKey;
+				}break;
+				case 2:{
+					MOVE_DOWN=customKey;
+				}break;
+				case 3:{
+					MOVE_LEFT=customKey;
+				}break;
+			}
+
+			configuringKeyIndex++;
+			if (configuringKeyIndex<keysList.size()) {
+				TextEntryEnable(true);
+			} else {
+				TextEntryEnable(false);
+			}
 		}
 
-		if (bothKeysPressed&&(GetKey(olc::SHIFT).bReleased||GetKey(olc::A).bReleased)) {
-			bothKeysPressed=false;
-			std::cout<<"Both Keys released\n";
+		if (GetKey(MOVE_UP).bHeld) {
+			pos+={0,-5*fElapsedTime};
+		}
+		if (GetKey(MOVE_DOWN).bHeld) {
+			pos+={0,5*fElapsedTime};
 		}
+		if (GetKey(MOVE_RIGHT).bHeld) {
+			pos+={5*fElapsedTime,0};
+		}
+		if (GetKey(MOVE_LEFT).bHeld) {
+			pos+={-5*fElapsedTime,0};
+		}
+		
 
 		Clear(olc::VERY_DARK_BLUE);
 
-		DrawRect({32,32},{32,32},(bothKeysPressed)?olc::YELLOW:olc::BLACK);
+		DrawRect(pos,{32,32},olc::WHITE);
+
+		if (IsTextEntryEnabled()) {
+			DrawString({0,0},"Please press a key for "+keysList[configuringKeyIndex]);
+		}
 		
 		return true;
 	}
@@ -51,7 +104,7 @@ public:
 
 int main()
 {
-	PressDetect game;
+	CustomControls game;
 	if (game.Construct(256, 240, 4, 4))
 		game.Start();