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https://github.com/curioustorvald/Terrarum.git
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added sources for Slick
Former-commit-id: 1647fa32ef6894bd7db44f741f07c2f4dcdf9054 Former-commit-id: 0e5810dcfbe1fd59b13e7cabe9f1e93c5542da2d
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Song Minjae
433
lib/slick-source/org/newdawn/slick/gui/MouseOverArea.java
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433
lib/slick-source/org/newdawn/slick/gui/MouseOverArea.java
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package org.newdawn.slick.gui;
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import org.newdawn.slick.Color;
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import org.newdawn.slick.Graphics;
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import org.newdawn.slick.Image;
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import org.newdawn.slick.Input;
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import org.newdawn.slick.Sound;
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import org.newdawn.slick.geom.Rectangle;
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import org.newdawn.slick.geom.Shape;
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/**
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* A mouse over area that can be used for menus or buttons
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*
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* @author kevin
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*/
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public class MouseOverArea extends AbstractComponent {
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/** The default state */
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private static final int NORMAL = 1;
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/** The mouse down state */
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private static final int MOUSE_DOWN = 2;
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/** The mouse over state */
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private static final int MOUSE_OVER = 3;
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/** The normalImage being displayed in normal state */
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private Image normalImage;
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/** The normalImage being displayed in mouseOver state */
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private Image mouseOverImage;
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/** The normalImage being displayed in mouseDown state */
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private Image mouseDownImage;
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/** The colour used in normal state */
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private Color normalColor = Color.white;
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/** The colour used in mouseOver state */
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private Color mouseOverColor = Color.white;
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/** The colour used in mouseDown state */
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private Color mouseDownColor = Color.white;
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/** The sound for mouse over */
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private Sound mouseOverSound;
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/** The sound for mouse down */
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private Sound mouseDownSound;
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/** The shape defining the area */
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private Shape area;
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/** The current normalImage being displayed */
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private Image currentImage;
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/** The current color being used */
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private Color currentColor;
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/** True if the mouse is over the area */
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private boolean over;
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/** True if the mouse button is pressed */
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private boolean mouseDown;
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/** The state of the area */
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private int state = NORMAL;
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/** True if the mouse has been up since last press */
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private boolean mouseUp;
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/**
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* Create a new mouse over area
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*
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* @param container
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* The container displaying the mouse over area
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* @param image
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* The normalImage to display
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* @param x
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* The position of the area
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* @param y
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* the position of the area
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* @param listener
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* A listener to add to the area
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*/
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public MouseOverArea(GUIContext container, Image image, int x, int y, ComponentListener listener) {
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this(container, image, x, y, image.getWidth(), image.getHeight());
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addListener(listener);
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}
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/**
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* Create a new mouse over area
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*
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* @param container
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* The container displaying the mouse over area
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* @param image
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* The normalImage to display
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* @param x
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* The position of the area
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* @param y
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* the position of the area
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*/
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public MouseOverArea(GUIContext container, Image image, int x, int y) {
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this(container, image, x, y, image.getWidth(), image.getHeight());
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}
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/**
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* Create a new mouse over area
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*
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* @param container
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* The container displaying the mouse over area
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* @param image
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* The normalImage to display
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* @param x
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* The position of the area
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* @param y
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* the position of the area
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* @param width
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* The width of the area
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* @param height
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* The height of the area
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* @param listener
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* A listener to add to the area
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*/
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public MouseOverArea(GUIContext container, Image image, int x, int y,
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int width, int height, ComponentListener listener) {
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this(container,image,x,y,width,height);
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addListener(listener);
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}
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/**
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* Create a new mouse over area
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*
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* @param container
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* The container displaying the mouse over area
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* @param image
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* The normalImage to display
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* @param x
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* The position of the area
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* @param y
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* the position of the area
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* @param width
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* The width of the area
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* @param height
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* The height of the area
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*/
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public MouseOverArea(GUIContext container, Image image, int x, int y,
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int width, int height) {
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this(container,image,new Rectangle(x,y,width,height));
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}
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/**
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* Create a new mouse over area
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*
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* @param container
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* The container displaying the mouse over area
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* @param image
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* The normalImage to display
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* @param shape
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* The shape defining the area of the mouse sensitive zone
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*/
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public MouseOverArea(GUIContext container, Image image, Shape shape) {
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super(container);
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area = shape;
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normalImage = image;
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currentImage = image;
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mouseOverImage = image;
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mouseDownImage = image;
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currentColor = normalColor;
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state = NORMAL;
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Input input = container.getInput();
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over = area.contains(input.getMouseX(), input.getMouseY());
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mouseDown = input.isMouseButtonDown(0);
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updateImage();
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}
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/**
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* Moves the component.
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*
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* @param x X coordinate
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* @param y Y coordinate
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*/
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public void setLocation(float x, float y) {
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if (area != null) {
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area.setX(x);
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area.setY(y);
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}
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}
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/**
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* Set the x coordinate of this area
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*
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* @param x The new x coordinate of this area
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*/
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public void setX(float x) {
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area.setX(x);
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}
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/**
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* Set the y coordinate of this area
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*
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* @param y The new y coordinate of this area
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*/
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public void setY(float y) {
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area.setY(y);
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}
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/**
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* Returns the position in the X coordinate
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*
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* @return x
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*/
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public int getX() {
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return (int) area.getX();
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}
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/**
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* Returns the position in the Y coordinate
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*
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* @return y
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*/
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public int getY() {
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return (int) area.getY();
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}
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/**
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* Set the normal color used on the image in the default state
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*
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* @param color
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* The color to be used
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*/
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public void setNormalColor(Color color) {
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normalColor = color;
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}
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/**
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* Set the color to be used when the mouse is over the area
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*
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* @param color
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* The color to be used when the mouse is over the area
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*/
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public void setMouseOverColor(Color color) {
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mouseOverColor = color;
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}
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/**
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* Set the color to be used when the mouse is down the area
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*
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* @param color
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* The color to be used when the mouse is down the area
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*/
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public void setMouseDownColor(Color color) {
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mouseDownColor = color;
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}
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/**
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* Set the normal image used on the image in the default state
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*
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* @param image
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* The image to be used
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*/
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public void setNormalImage(Image image) {
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normalImage = image;
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}
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/**
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* Set the image to be used when the mouse is over the area
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*
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* @param image
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* The image to be used when the mouse is over the area
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*/
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public void setMouseOverImage(Image image) {
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mouseOverImage = image;
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}
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/**
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* Set the image to be used when the mouse is down the area
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*
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* @param image
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* The image to be used when the mouse is down the area
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*/
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public void setMouseDownImage(Image image) {
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mouseDownImage = image;
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}
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/**
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* @see org.newdawn.slick.gui.AbstractComponent#render(org.newdawn.slick.gui.GUIContext,
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* org.newdawn.slick.Graphics)
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*/
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public void render(GUIContext container, Graphics g) {
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if (currentImage != null) {
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int xp = (int) (area.getX() + ((getWidth() - currentImage.getWidth()) / 2));
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int yp = (int) (area.getY() + ((getHeight() - currentImage.getHeight()) / 2));
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currentImage.draw(xp, yp, currentColor);
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} else {
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g.setColor(currentColor);
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g.fill(area);
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}
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updateImage();
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}
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/**
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* Update the current normalImage based on the mouse state
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*/
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private void updateImage() {
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if (!over) {
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currentImage = normalImage;
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currentColor = normalColor;
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state = NORMAL;
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mouseUp = false;
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} else {
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if (mouseDown) {
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if ((state != MOUSE_DOWN) && (mouseUp)) {
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if (mouseDownSound != null) {
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mouseDownSound.play();
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}
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currentImage = mouseDownImage;
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currentColor = mouseDownColor;
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state = MOUSE_DOWN;
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notifyListeners();
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mouseUp = false;
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}
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return;
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} else {
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mouseUp = true;
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if (state != MOUSE_OVER) {
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if (mouseOverSound != null) {
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mouseOverSound.play();
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}
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currentImage = mouseOverImage;
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currentColor = mouseOverColor;
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state = MOUSE_OVER;
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}
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}
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}
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mouseDown = false;
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state = NORMAL;
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}
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/**
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* Set the mouse over sound effect
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*
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* @param sound
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* The mouse over sound effect
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*/
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public void setMouseOverSound(Sound sound) {
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mouseOverSound = sound;
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}
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/**
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* Set the mouse down sound effect
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*
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* @param sound
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* The mouse down sound effect
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*/
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public void setMouseDownSound(Sound sound) {
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mouseDownSound = sound;
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}
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/**
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* @see org.newdawn.slick.util.InputAdapter#mouseMoved(int, int, int, int)
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*/
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public void mouseMoved(int oldx, int oldy, int newx, int newy) {
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over = area.contains(newx, newy);
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}
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/**
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* @see org.newdawn.slick.util.InputAdapter#mouseDragged(int, int, int, int)
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*/
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public void mouseDragged(int oldx, int oldy, int newx, int newy) {
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mouseMoved(oldx, oldy, newx, newy);
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}
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/**
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* @see org.newdawn.slick.util.InputAdapter#mousePressed(int, int, int)
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*/
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public void mousePressed(int button, int mx, int my) {
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over = area.contains(mx, my);
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if (button == 0) {
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mouseDown = true;
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}
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}
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/**
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* @see org.newdawn.slick.util.InputAdapter#mouseReleased(int, int, int)
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*/
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public void mouseReleased(int button, int mx, int my) {
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over = area.contains(mx, my);
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if (button == 0) {
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mouseDown = false;
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}
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}
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/**
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* @see org.newdawn.slick.gui.AbstractComponent#getHeight()
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*/
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public int getHeight() {
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return (int) (area.getMaxY() - area.getY());
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}
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/**
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* @see org.newdawn.slick.gui.AbstractComponent#getWidth()
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*/
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public int getWidth() {
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return (int) (area.getMaxX() - area.getX());
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}
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/**
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* Check if the mouse is over this area
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*
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* @return True if the mouse is over this area
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*/
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public boolean isMouseOver() {
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return over;
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}
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/**
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* Set the location of this area
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*
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* @param x The x coordinate of this area
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* @param y The y coordiante of this area
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*/
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public void setLocation(int x, int y) {
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setLocation((float) x,(float) y);
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}
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}
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