/**
* Change the background colour of this Button
*
* @param background The colour to use
*/
public void update(Color background) {
GreenfootImage tempTextImage =
new GreenfootImage(buttonText, textSize, Color.BLACK, background);
myImage = new GreenfootImage(tempTextImage.getWidth() + 8, tempTextImage.getHeight() + 8);
myImage.setColor(Color.BLACK);
myImage.fill();
myImage.drawImage(tempTextImage, 4, 4);
myImage.setColor(Color.BLACK);
myImage.drawRect(0, 0, tempTextImage.getWidth() + 7, tempTextImage.getHeight() + 7);
setImage(myImage);
}
/** Update the image on screen to show the current value. */
private void updateImage() {
GreenfootImage image = new GreenfootImage(background);
GreenfootImage text =
new GreenfootImage(prefix + "Points: " + value, 22, Color.MAGENTA, transparent);
if (text.getWidth() > image.getWidth() - 20) {
image.scale(text.getWidth() + 20, image.getHeight());
}
image.drawImage(
text, (image.getWidth() - text.getWidth()) / 2, (image.getHeight() - text.getHeight()) / 2);
setImage(image);
}
/**
* Change the text displayed on this Button
*
* @param text String to display
*/
public void update(String text) {
Color buttonFill = new Color(242, 206, 27); // yellow fill colour
buttonText = text;
GreenfootImage tempTextImage = new GreenfootImage(text, 20, Color.BLACK, buttonFill);
myImage = new GreenfootImage(tempTextImage.getWidth() + 8, tempTextImage.getHeight() + 8);
myImage.setColor(Color.BLACK);
myImage.fill();
myImage.drawImage(tempTextImage, 4, 4);
myImage.setColor(Color.BLACK);
myImage.drawRect(0, 0, tempTextImage.getWidth() + 7, tempTextImage.getHeight() + 7);
setImage(myImage);
}
public SpriteAnimation(String imageFile, int numFrames, int ticksPerFrame) {
try {
// Load the raw frames into a frame buffer
GreenfootImage baseImg = new GreenfootImage(imageFile);
GreenfootImage[] baseFrames = new GreenfootImage[numFrames];
int frameWidth = baseImg.getWidth() / numFrames;
int frameHeight = baseImg.getHeight();
BufferedImage rawImg = baseImg.getAwtImage();
for (int x = 0; x < numFrames; x++) {
baseFrames[x] = new GreenfootImage(frameWidth, frameHeight);
baseFrames[x]
.getAwtImage()
.setData(rawImg.getSubimage(x * frameWidth, 0, frameWidth, frameHeight).getData());
}
// Re-use object references to save from copying the images multiple times
frames = new GreenfootImage[numFrames * ticksPerFrame];
flipped = new GreenfootImage[numFrames * ticksPerFrame];
for (int f = 0; f < numFrames; f++) {
for (int t = 0; t < ticksPerFrame; t++) {
frames[f * ticksPerFrame + t] = baseFrames[f];
flipped[f * ticksPerFrame + t] = new GreenfootImage(baseFrames[f]);
flipped[f * ticksPerFrame + t].mirrorHorizontally();
}
}
} catch (IllegalArgumentException e) {
frames = flipped = new GreenfootImage[1];
frames[0] = ERROR_IMAGE;
}
}
/**
* Set a background image for the world. If the image size is larger than the world in pixels, it
* is clipped. If it is smaller than the world, it is tiled. A pattern showing the cells can
* easily be shown by setting a background image with a size equal to the cell size.
*
* @see #setBackground(String)
* @param image The image to be shown
*/
public final void setBackground(GreenfootImage image) {
if (image != null) {
int imgWidth = image.getWidth();
int imgHeight = image.getHeight();
int worldWidth = getWidthInPixels();
int worldHeight = getHeightInPixels();
boolean tile = imgWidth < worldWidth || imgHeight < worldHeight;
if (tile) {
backgroundIsClassImage = false;
backgroundImage = new GreenfootImage(worldWidth, worldHeight);
backgroundImage.setColor(DEFAULT_BACKGROUND_COLOR);
backgroundImage.fill();
for (int x = 0; x < worldWidth; x += imgWidth) {
for (int y = 0; y < worldHeight; y += imgHeight) {
backgroundImage.drawImage(image, x, y);
}
}
} else {
// To make it behave exactly the same way as when tiling we
// should make a clone here. But it performs better when not
// cloning.
// Performance will be an issue for people changing the
// background image all the time for animated backgrounds
backgroundImage = image;
}
} else {
backgroundIsClassImage = false;
backgroundImage = null;
}
}
private void printText() {
laranjaEscuro = new Color(214, 95, 0);
imgHelp.setColor(laranjaEscuro);
Font play = new Font("sanserif", Font.BOLD, 30);
imgHelp.setFont(play);
int x = imgHelp.getWidth() - 130;
int y = imgHelp.getHeight() - 16;
imgHelp.drawString("Help", x, y);
}
private void drawBox() {
amarelo = new Color(255, 188, 0);
laranja = new Color(255, 133, 0);
imgHelp = getImage();
imgHelp.setColor(laranja);
imgHelp.fill();
imgHelp.scale(200, 50);
imgHelp.setColor(amarelo);
int margem = 5;
int largura = imgHelp.getWidth() - 2 * margem;
int altura = imgHelp.getHeight() - 2 * margem;
imgHelp.fillRect(margem, margem, largura, altura);
}
/**
* Return the color at the center of the cell. To paint a color, you need to get the background
* image for the world and paint on that.
*
* @see #getBackground()
* @throws IndexOutOfBoundsException If the location is not within the world bounds. If there is
* no background image at the location it will return Color.WHITE.
*/
public Color getColorAt(int x, int y) {
ensureWithinXBounds(x);
ensureWithinYBounds(y);
int xPixel = (int) Math.floor(getCellCenter(x));
int yPixel = (int) Math.floor(getCellCenter(y));
// Take tiling into account
if (isTiled()) {
xPixel = xPixel % backgroundImage.getWidth();
yPixel = yPixel % backgroundImage.getHeight();
}
// TODO if it is not tiled, and outside, what should be returned? BGcolor? Null?
if (xPixel >= backgroundImage.getWidth()) {
return Color.WHITE;
}
if (yPixel >= backgroundImage.getHeight()) {
return Color.WHITE;
}
return backgroundImage.getColorAt(xPixel, yPixel);
}
// Method runs to update number of mana potions on screen.
private void updateImageTwo() {
GreenfootImage imageTwo =
new GreenfootImage(fullMana * heightTwo + 64, heightTwo); // create the image's object
imageTwo.drawRect(
0, 0, imageTwo.getWidth() - 1, imageTwo.getHeight() - 1); // frame added to the object
GreenfootImage potions = new GreenfootImage("mana_Ahrenn.png"); // obtains image of potion
potions.scale(4 * heightTwo / 6, 4 * heightTwo / 6); // resizes image of potion
for (int i = 0; i < mana; i++) {
imageTwo.drawImage(
potions,
4 * +4 + i * 9 * 4,
4); // adds a specific number of potions to image based on amount of mana remaining
}
setImage(imageTwo); // Actually makes the image look like how the values above desire it to be.
}
// Method runs to update number of hearts on screen.
private void updateImage() {
int heightOne = (int) height; // value of height for hearts recasted
GreenfootImage image =
new GreenfootImage(fullLives * heightOne + 64, heightOne); // create the image's object
image.drawRect(0, 0, image.getWidth() - 1, image.getHeight() - 1); // frame added to the object
GreenfootImage hearts = new GreenfootImage("hearts_Ahrenn.png"); // obtains image of heart
hearts.scale(4 * heightOne / 6, 4 * heightOne / 6); // resizes image of heart
for (int i = 0; i < lives; i++) {
image.drawImage(
hearts,
4 * +4 + i * 9 * 4,
4); // adds a specific number of hearts to image based on number of lives remaining
}
setImage(image); // Actually makes the image look like how the values above desire it to be.
}
/**
* Return the color at the centre of the cell. To paint a color, you need to get the background
* image for the world and paint on that.
*
* @param x The x coordinate of the cell.
* @param y The y coordinate of the cell.
* @see #getBackground()
* @throws IndexOutOfBoundsException If the location is not within the world bounds. If there is
* no background image at the location it will return Color.WHITE.
*/
public Color getColorAt(int x, int y) {
ensureWithinXBounds(x);
ensureWithinYBounds(y);
int xPixel = (int) Math.floor(getCellCenter(x));
int yPixel = (int) Math.floor(getCellCenter(y));
if (xPixel >= backgroundImage.getWidth()) {
return DEFAULT_BACKGROUND_COLOR;
}
if (yPixel >= backgroundImage.getHeight()) {
return DEFAULT_BACKGROUND_COLOR;
}
return backgroundImage.getColorAt(xPixel, yPixel);
}
