X-Git-Url: http://www2.svjatoslav.eu/gitweb/?p=sixth-3d.git;a=blobdiff_plain;f=src%2Fmain%2Fjava%2Feu%2Fsvjatoslav%2Fsixth%2Fe3d%2Fgui%2Fhumaninput%2FHIDInputTracker.java;fp=src%2Fmain%2Fjava%2Feu%2Fsvjatoslav%2Fsixth%2Fe3d%2Fgui%2Fhumaninput%2FHIDInputTracker.java;h=0000000000000000000000000000000000000000;hp=c08fa8e21969d3d15ee40f27d267af94273c4083;hb=e87345f40ecb4ea526bd8d5dca58afaaee9ec6b3;hpb=7e383c71392e298dde478015129bc739f3eb4e4a

diff --git a/src/main/java/eu/svjatoslav/sixth/e3d/gui/humaninput/HIDInputTracker.java b/src/main/java/eu/svjatoslav/sixth/e3d/gui/humaninput/HIDInputTracker.java
deleted file mode 100755
index c08fa8e..0000000
--- a/src/main/java/eu/svjatoslav/sixth/e3d/gui/humaninput/HIDInputTracker.java
+++ /dev/null
@@ -1,264 +0,0 @@
-/*
- * Sixth 3D engine. Author: Svjatoslav Agejenko.
- * This project is released under Creative Commons Zero (CC0) license.
- */
-package eu.svjatoslav.sixth.e3d.gui.humaninput;
-
-import eu.svjatoslav.sixth.e3d.geometry.Point2D;
-import eu.svjatoslav.sixth.e3d.gui.Avatar;
-import eu.svjatoslav.sixth.e3d.gui.ViewPanel;
-import eu.svjatoslav.sixth.e3d.gui.ViewRenderListener;
-
-import javax.swing.*;
-import java.awt.event.*;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-
-/**
- * This class is responsible for tracking human input devices (keyboard, mouse, etc.) and
- * forwarding those inputs to subsequent virtual components.
- */
-public class HIDInputTracker implements
-        MouseMotionListener, KeyListener, MouseListener, MouseWheelListener, ViewRenderListener {
-
-    /**
-     * <p>  Map of pressed keys. </p>
-     * <p>  Key is mouse button code. </p>
-     * <p>  Value is system milliseconds when button was pressed. </p>
-     * <p>  So by reading the map one can determine currently pressed buttons as well as duration. </p>
-     */
-    private final Map<Integer, Long> pressedKeysToPressedTimeMap = new HashMap<>();
-    private final List<MouseEvent> detectedMouseEvents = new ArrayList<>();
-    private final List<KeyEvent> detectedKeyEvents = new ArrayList<>();
-    private final Point2D mouseDraggedDirection = new Point2D();
-    private final ViewPanel viewPanel;
-    private int wheelMovedDirection = 0;
-    private Point2D oldMouseCoordinatesWhenDragging;
-    private Point2D currentMouseLocation;
-    private boolean mouseMoved;
-    private boolean mouseWithinWindow = false;
-
-    public HIDInputTracker(final ViewPanel viewPanel) {
-        this.viewPanel = viewPanel;
-        bind(viewPanel);
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public boolean beforeRender(final ViewPanel viewPanel, final int millisecondsSinceLastFrame) {
-        boolean viewUpdateNeeded = handleKeyboardEvents();
-        viewUpdateNeeded |= handleMouseClicksAndHover(viewPanel);
-        viewUpdateNeeded |= handleMouseDragging();
-        viewUpdateNeeded |= handleMouseVerticalScrolling();
-        return viewUpdateNeeded;
-    }
-
-    private void bind(final JPanel panel) {
-        panel.addMouseMotionListener(this);
-
-        panel.addKeyListener(this);
-
-        panel.addMouseListener(this);
-
-        panel.addMouseWheelListener(this);
-    }
-
-    /**
-     * @return <code>true</code> if view needs to be repainted.
-     */
-    private boolean handleKeyboardEvents() {
-        final KeyboardInputHandler currentFocusOwner = viewPanel.getKeyboardFocusStack().getCurrentFocusOwner();
-        ArrayList<KeyEvent> unprocessedKeyboardEvents = getUnprocessedKeyboardEvents();
-
-        return currentFocusOwner != null
-                && forwardKeyboardEventsToFocusOwner(currentFocusOwner, unprocessedKeyboardEvents);
-    }
-
-    private ArrayList<KeyEvent> getUnprocessedKeyboardEvents() {
-        synchronized (detectedKeyEvents) {
-            ArrayList<KeyEvent> result = new ArrayList<>(detectedKeyEvents);
-            detectedKeyEvents.clear();
-            return result;
-        }
-    }
-
-    /**
-     * @return <code>true</code> if view update is needed.
-     */
-    private boolean forwardKeyboardEventsToFocusOwner(
-            KeyboardInputHandler currentFocusOwner, ArrayList<KeyEvent> keyEvents) {
-        boolean viewUpdateNeeded = false;
-
-        for (KeyEvent keyEvent : keyEvents)
-            viewUpdateNeeded |= processKeyEvent(currentFocusOwner, keyEvent);
-
-        return viewUpdateNeeded;
-    }
-
-    private boolean processKeyEvent(KeyboardInputHandler currentFocusOwner, KeyEvent keyEvent) {
-        switch (keyEvent.getID()) {
-            case KeyEvent.KEY_PRESSED:
-                return currentFocusOwner.keyPressed(keyEvent, viewPanel);
-
-            case KeyEvent.KEY_RELEASED:
-                return currentFocusOwner.keyReleased(keyEvent, viewPanel);
-        }
-        return false;
-    }
-
-    /**
-     * @return <code>true</code> if view needs to be repainted.
-     */
-    private synchronized boolean handleMouseClicksAndHover(final ViewPanel viewPanel) {
-        boolean rerenderNeeded = false;
-        MouseEvent event = findClickLocationToTrace();
-        if (event != null) {
-            // process mouse clicks as a first priority
-            rerenderNeeded = true;
-        } else {
-            // when there are no mouse clicks, process mouse hovering
-
-            if (mouseMoved) {
-                mouseMoved = false;
-                // we would like to re-render frame when user moved mouse, to see what objects mouse is hovering over
-                rerenderNeeded = true;
-            }
-
-            if (currentMouseLocation != null) {
-                // mouse click with button 0 amounts to mouse hovering event
-                event = new MouseEvent(currentMouseLocation, 0);
-            }
-        }
-
-        if (viewPanel.getRenderingContext() != null)
-            viewPanel.getRenderingContext().setMouseEvent(event);
-
-        return rerenderNeeded;
-    }
-
-    private MouseEvent findClickLocationToTrace() {
-        synchronized (detectedMouseEvents) {
-            if (detectedMouseEvents.isEmpty())
-                return null;
-
-            return detectedMouseEvents.remove(0);
-        }
-    }
-
-    boolean isKeyPressed(final int keyCode) {
-        return pressedKeysToPressedTimeMap.containsKey(keyCode);
-    }
-
-    @Override
-    public void keyPressed(final KeyEvent evt) {
-        synchronized (detectedKeyEvents) {
-            pressedKeysToPressedTimeMap.put(evt.getKeyCode(), System.currentTimeMillis());
-            detectedKeyEvents.add(evt);
-        }
-    }
-
-    @Override
-    public void keyReleased(final KeyEvent evt) {
-        synchronized (detectedKeyEvents) {
-            pressedKeysToPressedTimeMap.remove(evt.getKeyCode());
-            detectedKeyEvents.add(evt);
-        }
-    }
-
-    @Override
-    public void keyTyped(final KeyEvent e) {
-    }
-
-    @Override
-    public void mouseClicked(final java.awt.event.MouseEvent e) {
-        synchronized (detectedMouseEvents) {
-            detectedMouseEvents.add(new MouseEvent(e.getX(), e.getY(), e.getButton()));
-        }
-    }
-
-    @Override
-    public void mouseDragged(final java.awt.event.MouseEvent evt) {
-        final Point2D mouseLocation = new Point2D(evt.getX(), evt.getY());
-
-        if (oldMouseCoordinatesWhenDragging == null) {
-            oldMouseCoordinatesWhenDragging = mouseLocation;
-            return;
-        }
-
-        mouseDraggedDirection.add(mouseLocation.clone().subtract(oldMouseCoordinatesWhenDragging));
-
-        oldMouseCoordinatesWhenDragging = mouseLocation;
-    }
-
-    @Override
-    public void mouseEntered(final java.awt.event.MouseEvent e) {
-        mouseWithinWindow = true;
-    }
-
-    @Override
-    public synchronized void mouseExited(final java.awt.event.MouseEvent e) {
-        mouseWithinWindow = false;
-        currentMouseLocation = null;
-    }
-
-    @Override
-    public synchronized void mouseMoved(final java.awt.event.MouseEvent e) {
-        currentMouseLocation = new Point2D(e.getX(), e.getY());
-        mouseMoved = true;
-    }
-
-    @Override
-    public void mousePressed(final java.awt.event.MouseEvent e) {
-    }
-
-    @Override
-    public void mouseReleased(final java.awt.event.MouseEvent evt) {
-        oldMouseCoordinatesWhenDragging = null;
-    }
-
-    @Override
-    public void mouseWheelMoved(final java.awt.event.MouseWheelEvent evt) {
-        wheelMovedDirection += evt.getWheelRotation();
-    }
-
-    /**
-     * @return <code>true</code> if view needs to be repainted.
-     */
-    private boolean handleMouseVerticalScrolling() {
-        final Avatar avatar = viewPanel.getAvatar();
-        final double actualAcceleration = 50 * avatar.avatarAcceleration * (1 + (avatar.getMovementSpeed() / 10));
-        avatar.getMovementVector().y += (wheelMovedDirection * actualAcceleration);
-        avatar.enforceSpeedLimit();
-        boolean repaintNeeded = wheelMovedDirection != 0;
-        wheelMovedDirection = 0;
-        return repaintNeeded;
-    }
-
-    /**
-     * @return <code>true</code> if view needs to be repainted.
-     */
-    private boolean handleMouseDragging() {
-        // TODO: It would be nice here to detect somehow whether user moved mouse or touch screen.
-        // in case of touch screen, we would like to reverse movement along X and Y axis.
-
-        final Avatar avatar = viewPanel.getAvatar();
-        // for mouse
-        avatar.setAngleXZ(avatar.getAngleXZ() - ((float) mouseDraggedDirection.x / 50));
-        avatar.setAngleYZ(avatar.getAngleYZ() - ((float) mouseDraggedDirection.y / 50));
-
-        // for touch screen
-        // avatar.setAngleXZ(avatar.getAngleXZ() + ((float)
-        // mouseDraggedDirection.x / 50));
-        // avatar.setAngleYZ(avatar.getAngleYZ() + ((float)
-        // mouseDraggedDirection.y / 50));
-
-        boolean viewUpdateNeeded = !mouseDraggedDirection.isZero();
-        mouseDraggedDirection.zero();
-        return viewUpdateNeeded;
-    }
-
-}