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Implement mouse and keyboard handling

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Co-authored-by: sigonasr2 <sigonasr2@gmail.com>
This commit is contained in:
sigonasr2 2022-11-28 17:40:44 -06:00
parent 519ce6d10a
commit f17d0e93d4
4 changed files with 54 additions and 13 deletions
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22
src/sig/JavaProjectTemplate.java
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@ -19,7 +19,7 @@ class Player{
double x=200,y=200; double x=200,y=200;
double animationFrame=0; double animationFrame=0;
double animationSpd=2; double animationSpd=2; //Animation Speed will be 2 frames per second
} }
public class JavaProjectTemplate { public class JavaProjectTemplate {
@ -38,26 +38,32 @@ public class JavaProjectTemplate {
public void updateGame(double fElapsedTime) { public void updateGame(double fElapsedTime) {
//Put game update logic in here. //Put game update logic in here.
//Player sprite will animate.
pl.animationFrame+=pl.animationSpd*fElapsedTime; pl.animationFrame+=pl.animationSpd*fElapsedTime;
if (Key.isKeyHeld(KeyEvent.VK_A)) { //Allow player movement using WASD keys.
if (Key.isHeld(KeyEvent.VK_A)) {
pl.x-=200*fElapsedTime; pl.x-=200*fElapsedTime;
} }
if (Key.isKeyHeld(KeyEvent.VK_D)) { if (Key.isHeld(KeyEvent.VK_D)) {
pl.x+=200*fElapsedTime; pl.x+=200*fElapsedTime;
} }
if (Key.isKeyHeld(KeyEvent.VK_W)) { if (Key.isHeld(KeyEvent.VK_W)) {
pl.y-=200*fElapsedTime; pl.y-=200*fElapsedTime;
} }
if (Key.isKeyHeld(KeyEvent.VK_S)) { if (Key.isHeld(KeyEvent.VK_S)) {
pl.y+=200*fElapsedTime; pl.y+=200*fElapsedTime;
} }
if (Mouse.isPressed(2)) { //If middle click is pressed, reset the player position.
pl.x=pl.y=200;
}
} }
public void drawGame() { public void drawGame() {
//Put rendering logic in here. //Put rendering logic in here.
game.Clear(Color.BRIGHT_BLUE); game.Clear(Color.BRIGHT_BLUE); //Clear the screen so all pixels from the previous frame are removed.
game.Draw(100,20,Color.BLACK); //That's not a dead pixel, it's a black one! game.Draw(100,20,Color.BLACK); //That's not a dead pixel, it's a black one!
game.Draw_Line(10,10,35,35,Color.BLACK); //Line Drawing game.Draw_Line(10,10,35,35,Color.BLACK); //Line Drawing
@ -70,10 +76,10 @@ public class JavaProjectTemplate {
game.Draw_Text(10,40,"Mouse X: "+Mouse.x+" Mouse Y:"+Mouse.y,Font.PROFONT_12); //Draw Mouse coordinates in tiny font game.Draw_Text(10,40,"Mouse X: "+Mouse.x+" Mouse Y:"+Mouse.y,Font.PROFONT_12); //Draw Mouse coordinates in tiny font
game.Draw_Text_Ext(10,52,"Hello World 2!",Font.PROFONT_36,Color.MAGENTA); //Draw in larger font game.Draw_Text_Ext(10,52,"Hello World 2!",Font.PROFONT_36,Color.MAGENTA); //Draw in larger font
//game.Fill_Triangle(160,160,190,190,50,250,new Color(255,0,0,150)); //Draw a colored triangle game.Fill_Triangle(160,160,190,190,50,250,new Color(255,0,0,150)); //Draw a translucent colored triangle
game.FillTexturedPolygon( //Define the uv tex coords of a triangle and a sprite and draw a texture onto it game.FillTexturedPolygon( //Define the uv tex coords of a polygon and a sprite and draw a texture onto it
List.of( List.of(
new Point<Double>(600d,400d), new Point<Double>(600d,400d),
new Point<Double>(600d,550d), new Point<Double>(600d,550d),

12
src/sig/engine/Key.java
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@ -5,6 +5,8 @@ import java.util.HashMap;
public class Key{ public class Key{
static HashMap<Integer,Boolean> KEYS = new HashMap<>(); static HashMap<Integer,Boolean> KEYS = new HashMap<>();
static HashMap<Integer,Boolean> KEYS_PRESS = new HashMap<>();
static HashMap<Integer,Boolean> KEYS_RELEASE = new HashMap<>();
protected Key(int keycode) { protected Key(int keycode) {
this.keycode=keycode; this.keycode=keycode;
@ -20,10 +22,18 @@ public class Key{
//System.out.println(KEYS); //System.out.println(KEYS);
} }
public static boolean isKeyHeld(int keycode) { public static boolean isHeld(int keycode) {
return KEYS.getOrDefault(keycode,false); return KEYS.getOrDefault(keycode,false);
} }
public static boolean isPressed(int keycode) {
return KEYS_PRESS.getOrDefault(keycode,false);
}
public static boolean isReleased(int keycode) {
return KEYS_RELEASE.getOrDefault(keycode,false);
}
public boolean isKeyHeld() { public boolean isKeyHeld() {
return KEYS.getOrDefault(keycode,false); return KEYS.getOrDefault(keycode,false);
} }

17
src/sig/engine/Mouse.java
View File

@ -1,10 +1,27 @@
package sig.engine; package sig.engine;
import java.util.HashMap;
public class Mouse { public class Mouse {
public static int x; public static int x;
public static int y; public static int y;
public static HashMap<Integer,Boolean> clickMap=new HashMap<>();
public static HashMap<Integer,Boolean> pressMap=new HashMap<>();
public static HashMap<Integer,Boolean> releaseMap=new HashMap<>();
public static Point<Integer> mousePosition = new Point<Integer>(0,0); public static Point<Integer> mousePosition = new Point<Integer>(0,0);
public static Point<Integer> GetPos(){ public static Point<Integer> GetPos(){
return new Point<Integer>(x,y); return new Point<Integer>(x,y);
} }
//0=Left click, 1=Right click, 2=Middle, 3=Button 4, 4=Button 5
public static boolean isHeld(Integer button){
return clickMap.getOrDefault(button,false);
}
//0=Left click, 1=Right click, 2=Middle, 3=Button 4, 4=Button 5
public static boolean isPressed(Integer button){
return pressMap.getOrDefault(button,false);
}
//0=Left click, 1=Right click, 2=Middle, 3=Button 4, 4=Button 5
public static boolean isReleased(Integer button){
return releaseMap.getOrDefault(button,false);
}
} }

16
src/sig/engine/Panel.java
View File

@ -49,7 +49,6 @@ public class Panel extends JPanel implements Runnable,KeyListener {
public double nanaX = 0; public double nanaX = 0;
public double nanaY = 0; public double nanaY = 0;
public int button = 0; public int button = 0;
public HashMap<Integer,Boolean> MOUSE = new HashMap<>();
private MouseScrollValue scrollWheel=null; private MouseScrollValue scrollWheel=null;
public static final int UPDATE_LOOP_FRAMERATE = 244; public static final int UPDATE_LOOP_FRAMERATE = 244;
public static final long UPDATE_LOOP_NANOTIME = (long)((1d/UPDATE_LOOP_FRAMERATE)*1000000000l); public static final long UPDATE_LOOP_NANOTIME = (long)((1d/UPDATE_LOOP_FRAMERATE)*1000000000l);
@ -100,6 +99,10 @@ public class Panel extends JPanel implements Runnable,KeyListener {
lastGameTime = System.nanoTime(); lastGameTime = System.nanoTime();
while (dt >= UPDATE_LOOP_NANOTIME) { while (dt >= UPDATE_LOOP_NANOTIME) {
gameInstance.updateGame(UPDATE_LOOP_NANOTIME/1000000000d); gameInstance.updateGame(UPDATE_LOOP_NANOTIME/1000000000d);
Mouse.pressMap.clear();
Mouse.releaseMap.clear();
Key.KEYS_PRESS.clear();
Key.KEYS_RELEASE.clear();
dt -= UPDATE_LOOP_NANOTIME; dt -= UPDATE_LOOP_NANOTIME;
TIME += UPDATE_LOOP_NANOTIME; TIME += UPDATE_LOOP_NANOTIME;
} }
@ -135,12 +138,14 @@ public class Panel extends JPanel implements Runnable,KeyListener {
@Override @Override
public void mousePressed(MouseEvent e) { public void mousePressed(MouseEvent e) {
MOUSE.put(e.getButton(),true); Mouse.clickMap.put(e.getButton(),true);
Mouse.pressMap.put(e.getButton(),true);
} }
@Override @Override
public void mouseReleased(MouseEvent e) { public void mouseReleased(MouseEvent e) {
MOUSE.put(e.getButton(),false); Mouse.clickMap.put(e.getButton(),false);
Mouse.releaseMap.put(e.getButton(),true);
} }
@Override @Override
@ -379,6 +384,7 @@ public class Panel extends JPanel implements Runnable,KeyListener {
} }
void Draw(int index, int col) { void Draw(int index, int col) {
if (((col>>>24)&0xff)==0) return;
if (((col>>>24)&0xff)!=255) { if (((col>>>24)&0xff)!=255) {
pixel[index]=ColorLerpNoAlpha(new Color(pixel[index]),new Color(col),((col>>>24)&0xff)/255f).getColor(); pixel[index]=ColorLerpNoAlpha(new Color(pixel[index]),new Color(col),((col>>>24)&0xff)/255f).getColor();
} else { } else {
@ -441,8 +447,9 @@ public class Panel extends JPanel implements Runnable,KeyListener {
@Override @Override
public void keyPressed(KeyEvent e) { public void keyPressed(KeyEvent e) {
if (!Key.isKeyHeld(e.getKeyCode())) { if (!Key.isHeld(e.getKeyCode())) {
Key.setKeyHeld(e.getKeyCode(), true); Key.setKeyHeld(e.getKeyCode(), true);
Key.KEYS_PRESS.put(e.getKeyCode(),true);
} }
//System.out.println("Key List: "+KEYS); //System.out.println("Key List: "+KEYS);
} }
@ -450,6 +457,7 @@ public class Panel extends JPanel implements Runnable,KeyListener {
@Override @Override
public void keyReleased(KeyEvent e) { public void keyReleased(KeyEvent e) {
Key.setKeyHeld(e.getKeyCode(), false); Key.setKeyHeld(e.getKeyCode(), false);
Key.KEYS_RELEASE.put(e.getKeyCode(),true);
//System.out.println("Key List: "+KEYS); //System.out.println("Key List: "+KEYS);
} }