public void zoomBestFitOrOne() {
File file;
Image image;
Rectangle visibleRect;
synchronized (this) {
file = ImageDisplay.this.file;
image = ImageDisplay.this.image;
visibleRect = ImageDisplay.this.visibleRect;
}
if (image == null) return;
if (visibleRect.width != image.getWidth(null) || visibleRect.height != image.getHeight(null)) {
// The display is not at best fit. => Zoom to best fit
visibleRect = new Rectangle(0, 0, image.getWidth(null), image.getHeight(null));
} else {
// The display is at best fit => zoom to 1:1
Point center = getCenterImgCoord(visibleRect);
visibleRect =
new Rectangle(
center.x - getWidth() / 2, center.y - getHeight() / 2, getWidth(), getHeight());
checkVisibleRectPos(image, visibleRect);
}
synchronized (this) {
if (file == this.file) {
this.visibleRect = visibleRect;
}
}
repaint();
}
/**
* 图片水印
*
* @param pressImg 水印图片
* @param targetImg 目标图片
* @param x 修正值 默认在中间
* @param y 修正值 默认在中间
* @param alpha 透明度
*/
public static final void pressImage(
String pressImg, String targetImg, int x, int y, float alpha) {
try {
File img = new File(targetImg);
Image src = ImageIO.read(img);
int wideth = src.getWidth(null);
int height = src.getHeight(null);
BufferedImage image = new BufferedImage(wideth, height, BufferedImage.TYPE_INT_RGB);
Graphics2D g = image.createGraphics();
g.drawImage(src, 0, 0, wideth, height, null);
// 水印文件
Image src_biao = ImageIO.read(new File(pressImg));
int wideth_biao = src_biao.getWidth(null);
int height_biao = src_biao.getHeight(null);
g.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_ATOP, alpha));
g.drawImage(
src_biao,
(wideth - wideth_biao) / 2,
(height - height_biao) / 2,
wideth_biao,
height_biao,
null);
// 水印文件结束
g.dispose();
ImageIO.write((BufferedImage) image, "jpg", img);
} catch (Exception e) {
e.printStackTrace();
}
}
public static ImageIcon getSmallSystemIcon(Image img) throws Exception {
if ((img.getWidth(null) > 20) || (img.getHeight(null) > 20)) {
if (img.getWidth(null) > img.getHeight(null)) {
width = 18;
height = (img.getHeight(null) * 18) / img.getWidth(null);
} else {
height = 18;
width = (img.getWidth(null) * 18) / img.getHeight(null);
}
} else {
return new ImageIcon(img);
}
dest = new BufferedImage(width, height, BufferedImage.TYPE_4BYTE_ABGR);
dest2 = new BufferedImage(width, height, BufferedImage.TYPE_4BYTE_ABGR);
g = dest.getGraphics();
g.drawImage(img, 1, 1, width, height, null);
g.dispose();
blurOperator.filter(dest, dest2);
return new ImageIcon(dest2);
}
DisplayCanvas() {
setBackground(Color.white);
setSize(450, 400);
addMouseMotionListener(new MouseMotionHandler());
Image image =
getToolkit().getImage("D:\\Workspaces\\ADTJunoWorkspace\\Snippets\\images\\qr.png");
MediaTracker mt = new MediaTracker(this);
mt.addImage(image, 1);
try {
mt.waitForAll();
} catch (Exception e) {
System.out.println("Exception while loading image.");
}
if (image.getWidth(this) == -1) {
System.out.println("no gif file");
System.exit(0);
}
bi =
new BufferedImage(image.getWidth(this), image.getHeight(this), BufferedImage.TYPE_INT_ARGB);
Graphics2D big = bi.createGraphics();
big.drawImage(image, 0, 0, this);
}
public static ImageIcon getBigSystemIcon(Image image) throws Exception {
if ((image.getWidth(null) < 20) || (image.getHeight(null) < 20)) {
if (image.getWidth(null) > image.getHeight(null)) {
width = 24;
height = (image.getHeight(null) * 24) / image.getWidth(null);
} else {
height = 24;
width = (image.getWidth(null) * 24) / image.getHeight(null);
}
} else {
return new ImageIcon(image);
}
dest = new BufferedImage(width, height, BufferedImage.TYPE_3BYTE_BGR);
dest2 = new BufferedImage(width, height, BufferedImage.TYPE_3BYTE_BGR);
g = dest.getGraphics();
g.setColor(Color.white);
g.fillRect(0, 0, 22, 22);
g.drawImage(image, 0, 0, width, height, null);
g.dispose();
sharpenOperator.filter(dest, dest2);
return new ImageIcon(dest);
}
@Override
public void paint(Graphics g) {
// top sky
Image skytopImage = getImage(SKYTOP_IMAGE);
if (g.hitClip(0, 0, skytopImage.getWidth(this), skytopImage.getHeight(this)))
g.drawImage(skytopImage, 0, 0, this);
// wood area
Image woodImage = getImage(WOOD_IMAGE);
int gy = skytopImage.getHeight(this) + AppletConsts.BOARD_EDGE_SIZE + AppletConsts.BOARD_HEIGHT;
if (g.hitClip(0, gy, woodImage.getWidth(this), woodImage.getHeight(this)))
g.drawImage(woodImage, 0, gy, this);
// board stand
g.setColor(AppletConsts.COLOUR_BOARD_BORDER);
int by = getHeight() - woodImage.getHeight(this);
g.fillRect(0, by, getWidth(), AppletConsts.BOARD_STAND_SIZE);
// board edge
by = skytopImage.getHeight(this);
if (g.hitClip(
0,
by,
AppletConsts.BOARD_EDGE_SIZE,
AppletConsts.BOARD_HEIGHT + AppletConsts.BOARD_EDGE_SIZE)) {
g.fillRect(
0,
by,
AppletConsts.BOARD_EDGE_SIZE,
AppletConsts.BOARD_HEIGHT + AppletConsts.BOARD_EDGE_SIZE);
}
if (g.hitClip(
AppletConsts.BOARD_EDGE_SIZE, by, AppletConsts.BOARD_WIDTH, AppletConsts.BOARD_EDGE_SIZE)) {
g.fillRect(
AppletConsts.BOARD_EDGE_SIZE, by, AppletConsts.BOARD_WIDTH, AppletConsts.BOARD_EDGE_SIZE);
}
super.paint(g);
}
private Canvas createCanvas(final Graphics graphic, final Rectangle paintArea) {
final int w = internalDisplaySize.getWidth();
final int h = internalDisplaySize.getHeight();
if (doubleBuffering) {
if ((doubleBuffer == null)
|| (bufferGraphics == null)
|| (doubleBuffer.getWidth(null) < w)
|| (doubleBuffer.getHeight(null) < h)) {
doubleBuffer = renderingArea.createImage(w, h);
LOG.debug(
"buffer sized to " + doubleBuffer.getWidth(null) + "x" + doubleBuffer.getHeight(null));
}
bufferGraphics = doubleBuffer.getGraphics().create();
} else {
bufferGraphics = graphic;
}
bufferGraphics.clearRect(paintArea.x, paintArea.y, paintArea.width, paintArea.height);
bufferGraphics.clearRect(0, 0, w, h);
bufferGraphics.setClip(paintArea.x, paintArea.y, paintArea.width, paintArea.height);
final Canvas c =
new AwtCanvas(
bufferGraphics,
renderingArea,
paintArea.x,
paintArea.y,
paintArea.width,
paintArea.height);
// Canvas c = new Canvas(bufferGraphics, 0, 0, w, h);
return c;
}
/**
* 把图片印刷到图片上
*
* @param pressImg -- 水印文件
* @param targetImg -- 目标文件
* @param x
* @param y
*/
public static final void pressImage(String pressImg, String targetImg, int x, int y) {
try {
File _file = new File(targetImg);
Image src = ImageIO.read(_file);
int wideth = src.getWidth(null);
int height = src.getHeight(null);
BufferedImage image = new BufferedImage(wideth, height, BufferedImage.TYPE_INT_RGB);
Graphics g = image.createGraphics();
g.drawImage(src, 0, 0, wideth, height, null);
// 水印文件
File _filebiao = new File(pressImg);
Image src_biao = ImageIO.read(_filebiao);
int wideth_biao = src_biao.getWidth(null);
int height_biao = src_biao.getHeight(null);
g.drawImage(
src_biao,
wideth - wideth_biao - x,
height - height_biao - y,
wideth_biao,
height_biao,
null);
// /
g.dispose();
FileOutputStream out = new FileOutputStream(targetImg);
JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
encoder.encode(image);
out.close();
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
protected void paintComponent(Graphics _g) {
Graphics2D g = (Graphics2D) _g;
if (image == null) {
image = new BufferedImage(getWidth(), getHeight(), BufferedImage.TYPE_INT_ARGB);
Graphics2D gg = (Graphics2D) image.getGraphics();
gg.drawImage(right, getWidth() - right.getWidth(null), 0, null);
gg.drawImage(left, 0, 0, null);
gg.drawImage(
middle,
left.getWidth(null),
0,
getWidth() - right.getWidth(null) - left.getWidth(null),
getHeight(),
null);
gg.setColor(new Color(207, 207, 207));
gg.setFont(font);
gg.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
int stringWidth = gg.getFontMetrics(font).stringWidth(text);
gg.drawString(text, (getWidth() - stringWidth) / 2, 20);
gg.dispose();
}
// g.setColor(new Color(0,0,0,200));
// g.fillRect(0, 0, getWidth(), getHeight());
g.drawImage(image, 0, 0, null);
}
@Override
public void update() {
if (GameData.getphase() == PHASE.TWO || GameData.getphase() == PHASE.THREE) {
bonus.setActive(true);
bonus.update();
}
if (blinking) {
long elapsed = (System.nanoTime() - blinkTimer) / 1000000;
if (elapsed > 1000) {
blinking = false;
}
}
// set boundaries of the ship (player):
// on X axis
if (x <= GamePanel.WIDTH - playerImage.getWidth(null) / 2) {
x = GamePanel.WIDTH - playerImage.getWidth(null) / 2;
}
if (x > GamePanel.PWIDTH + playerImage.getWidth(null) / 2) {
x = GamePanel.PWIDTH + playerImage.getWidth(null) / 2;
}
// on Y axis
if (y < GamePanel.HEIGHT - playerImage.getHeight(null) / 2) {
y = GamePanel.HEIGHT - playerImage.getHeight(null) / 2;
}
if (y > GamePanel.PHEIGHT - playerImage.getHeight(null) / 2) {
y = GamePanel.PHEIGHT - playerImage.getHeight(null) / 2;
}
}
public void paint(Graphics g) {
if (scale == 0.0f) getScaledImages();
double rollRad = roll * Math.PI / 180;
// Center of Horizon Image
Point ptRotation = new Point(125, 360);
// Center of Instrument
Point ptCenter = new Point(150, 150);
// Modified Center of Rotation
Point ptModRot = new Point(ptCenter.x - 2 * ptRotation.x, ptCenter.y - 2 * ptRotation.y);
Graphics2D g2d = (Graphics2D) g;
// Set bounds
g2d.setClip(
0,
0,
(int) (attitudeBackground.getWidth(null)),
(int) (attitudeBackground.getHeight(null)));
RotateAndTranslate(g2d, attitudeSky, rollRad, 0.0, ptModRot, 4 * pitch, ptRotation, scale);
g2d.drawImage(
attitudeMarker,
Math.round(
(float)
((0.5 * attitudeBackground.getWidth(null) - 0.5 * attitudeMarker.getWidth(null)))),
Math.round(
(float)
((0.5 * attitudeBackground.getHeight(null)
- 0.5 * attitudeMarker.getHeight(null)))),
Math.round(attitudeMarker.getWidth(null)),
Math.round(attitudeMarker.getHeight(null)),
null);
g2d.dispose();
g.dispose();
}
private void drawWeaponTokenForRoom(
Graphics g, Board board, Room room, double centreX, double topY, double step) {
Weapon weapon = _weaponLocations.get(room);
if (weapon != null) {
Image weaponTokenImage = weapon.tokenImage();
double weaponTokenWidth = weaponTokenImage.getWidth(null);
double weaponTokenHeight = weaponTokenImage.getHeight(null);
double longestSideLength = step * WeaponTokenRatio;
// scale so that the longest side is always larger
if (weaponTokenWidth >= weaponTokenHeight) {
weaponTokenWidth = longestSideLength;
double ratio = weaponTokenImage.getWidth(null) / weaponTokenWidth;
weaponTokenHeight = weaponTokenHeight / ratio;
} else {
weaponTokenHeight = longestSideLength;
double ratio = weaponTokenImage.getHeight(null) / weaponTokenHeight;
weaponTokenWidth = weaponTokenWidth / ratio;
}
g.drawImage(
weaponTokenImage,
(int) (centreX - weaponTokenWidth / 2),
(int) (topY),
(int) weaponTokenWidth,
(int) weaponTokenHeight,
null);
}
}
// ///////////////////////////////////////////////////////////////
// 最临近插值算法----不考虑坐标的小数部分
// 参数：img：要缩放的Image对象
// dstW:目标图像宽
// dstH:目标图像高
// comp：组件参数，比如Applet
// ///////////////////////////////////////////////////////////////
public static Image simpleScale(Image img, int dstW, int dstH) {
OperateImage OI = new OperateImage();
int[] scaled, src;
double widthFactor, heightFactor;
int srcX = 0, srcY = 0, srcW, srcH;
src = OI.takeImg(img, img.getWidth(null), img.getHeight(null));
scaled = new int[dstW * dstH]; // 存放缩放后的图片
srcW = img.getWidth(null);
srcH = img.getHeight(null);
widthFactor = srcW / (dstW + 0.0);
// System.out.println("widthFactor:"+widthFactor);
heightFactor = srcH / (dstH + 0.0);
// System.out.println("heightFactor:"+heightFactor);
for (int a = 0; a < dstH; a++)
for (int b = 0; b < dstW; b++) {
if ((b * widthFactor) % 1 >= 0.5) srcX = (int) (b * widthFactor) + 1;
else srcX = (int) (b * widthFactor);
if ((a * heightFactor) % 1 >= 0.5) srcY = (int) (a * heightFactor) + 1;
else srcY = (int) (a * heightFactor);
if (srcX > srcW - 1) srcX = srcW - 1;
if (srcY > srcH - 1) srcY = srcH - 1;
scaled[a * dstW + b] = src[srcY * srcW + srcX];
}
// System.out.println("最临近插值算法完成！");
return OI.madeImg(scaled, dstW, dstH);
}
public VideoTrack(PullSourceStream stream) throws ResourceUnavailableException {
super();
this.stream = stream;
// set format
// read first frame to determine format
final Buffer buffer = new Buffer();
readFrame(buffer);
if (buffer.isDiscard() || buffer.isEOM())
throw new ResourceUnavailableException("Unable to read first frame");
// TODO: catch runtime exception too?
// parse jpeg
final java.awt.Image image;
try {
image =
ImageIO.read(
new ByteArrayInputStream(
(byte[]) buffer.getData(), buffer.getOffset(), buffer.getLength()));
} catch (IOException e) {
logger.log(Level.WARNING, "" + e, e);
throw new ResourceUnavailableException("Error reading image: " + e);
}
if (image == null) {
logger.log(Level.WARNING, "Failed to read image (ImageIO.read returned null).");
throw new ResourceUnavailableException();
}
if (frameContentType.equals("image/jpeg"))
format =
new JPEGFormat(
new Dimension(image.getWidth(null), image.getHeight(null)),
Format.NOT_SPECIFIED,
Format.byteArray,
-1.f,
Format.NOT_SPECIFIED,
Format.NOT_SPECIFIED);
else if (frameContentType.equals("image/gif"))
format =
new GIFFormat(
new Dimension(image.getWidth(null), image.getHeight(null)),
Format.NOT_SPECIFIED,
Format.byteArray,
-1.f);
else if (frameContentType.equals("image/png"))
format =
new PNGFormat(
new Dimension(image.getWidth(null), image.getHeight(null)),
Format.NOT_SPECIFIED,
Format.byteArray,
-1.f);
else
throw new ResourceUnavailableException(
"Unsupported frame content type: " + frameContentType);
// TODO: this discards first image. save and return first time
// readFrame is called.
}
private void checkVisibleRectSize(Image image, Rectangle visibleRect) {
if (visibleRect.width > image.getWidth(null)) {
visibleRect.width = image.getWidth(null);
}
if (visibleRect.height > image.getHeight(null)) {
visibleRect.height = image.getHeight(null);
}
}
@Override
protected int getContentWidth() {
int w = super.getContentWidth();
if (img_base != null && w < img_base.getWidth(null)) {
return img_base.getWidth(null);
}
return w;
}
/**
* Draws the specified image at the given coordinates.
*
* @param x X coordinate
* @param y Y coordinate
* @param image Image to draw
*/
public void drawImage(int x, int y, Image image) {
byte[] bytes = MapPalette.imageToBytes(image);
int width = image.getWidth(null);
for (int xx = 0; xx < image.getWidth(null); ++xx) {
for (int yy = 0; yy < image.getHeight(null); ++yy) {
setPixel(x + xx, y + yy, bytes[yy * width + xx]);
}
}
}
/**
* 缩放图像（按高度和宽度缩放）
*
* @param srcImageFile 源图像文件地址
* @param result 缩放后的图像地址
* @param height 缩放后的高度
* @param width 缩放后的宽度
* @param bb 比例不对时是否需要补白：true为补白; false为不补白;
*/
@SuppressWarnings("static-access")
public static final void scale2(
String srcImageFile, String result, int height, int width, boolean bb) {
try {
double ratio = 0.0; // 缩放比例
File f = new File(srcImageFile);
BufferedImage bi = ImageIO.read(f);
Image itemp =
bi.getScaledInstance(
width, height, bi.SCALE_SMOOTH); // bi.SCALE_SMOOTH 选择图像平滑度比缩放速度具有更高优先级的图像缩放算法。
// 计算比例
if ((bi.getHeight() > height) || (bi.getWidth() > width)) {
if (bi.getHeight() > bi.getWidth()) {
ratio = (new Integer(height)).doubleValue() / bi.getHeight();
} else {
ratio = (new Integer(width)).doubleValue() / bi.getWidth();
}
AffineTransformOp op =
new AffineTransformOp(
AffineTransform // 仿射转换
.getScaleInstance(ratio, ratio),
null); // 返回表示剪切变换的变换
itemp = op.filter(bi, null); // 转换源 BufferedImage 并将结果存储在目标 BufferedImage 中。
}
if (bb) { // 补白
BufferedImage image =
new BufferedImage(
width, height, BufferedImage.TYPE_INT_RGB); // 构造一个类型为预定义图像类型之一的 BufferedImage。
Graphics2D g = image.createGraphics(); // 创建一个 Graphics2D，可以将它绘制到此 BufferedImage 中。
g.setColor(Color.white); // 控制颜色
g.fillRect(0, 0, width, height); // 使用 Graphics2D 上下文的设置，填充 Shape 的内部区域。
if (width == itemp.getWidth(null))
g.drawImage(
itemp,
0,
(height - itemp.getHeight(null)) / 2,
itemp.getWidth(null),
itemp.getHeight(null),
Color.white,
null);
else
g.drawImage(
itemp,
(width - itemp.getWidth(null)) / 2,
0,
itemp.getWidth(null),
itemp.getHeight(null),
Color.white,
null);
g.dispose();
itemp = image;
}
ImageIO.write((BufferedImage) itemp, "JPEG", new File(result));
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* 缩放
*
* @param filePath 图片路径
* @param height 高度
* @param width 宽度
* @param bb 比例不对时是否需要补白
*/
public static void resize(String filePath, int height, int width, boolean bb) {
try {
double ratio = 0.0; // 缩放比例
File f = new File(filePath);
BufferedImage bi = ImageIO.read(f);
/*AffineTransform affineTransform = new AffineTransform();
affineTransform.scale(width, height);
RenderingHints hints = new RenderingHints(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_DEFAULT);
AffineTransformOp affineTransformOp = new AffineTransformOp(affineTransform, hints);
BufferedImage image = new BufferedImage(width, height, bi.getType());
image = affineTransformOp.filter(bi, image);*/
Image itemp = bi.getScaledInstance(width, height, bi.SCALE_SMOOTH);
// 计算比例
if ((bi.getHeight() > height) || (bi.getWidth() > width)) {
if (bi.getHeight() > bi.getWidth()) {
ratio = (new Integer(height)).doubleValue() / bi.getHeight();
} else {
ratio = (new Integer(width)).doubleValue() / bi.getWidth();
}
AffineTransformOp op =
new AffineTransformOp(AffineTransform.getScaleInstance(ratio, ratio), null);
itemp = op.filter(bi, null);
}
if (bb) {
BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
Graphics2D g = image.createGraphics();
g.setColor(Color.white);
g.fillRect(0, 0, width, height);
if (width == itemp.getWidth(null))
g.drawImage(
itemp,
0,
(height - itemp.getHeight(null)) / 2,
itemp.getWidth(null),
itemp.getHeight(null),
Color.white,
null);
else
g.drawImage(
itemp,
(width - itemp.getWidth(null)) / 2,
0,
itemp.getWidth(null),
itemp.getHeight(null),
Color.white,
null);
g.dispose();
itemp = image;
}
ImageIO.write((BufferedImage) itemp, "jpg", f);
// ImageIO.write(image, "jpg", f);
} catch (IOException e) {
e.printStackTrace();
}
}
public BufferedImage GetImage() {
if (m_image.getImage() instanceof BufferedImage) return (BufferedImage) m_image.getImage();
Image image = m_image.getImage();
BufferedImage bimage =
new BufferedImage(image.getWidth(null), image.getHeight(null), BufferedImage.TYPE_INT_ARGB);
Graphics m_graphics = bimage.createGraphics();
m_graphics.drawImage(image, 0, 0, image.getWidth(null), image.getHeight(null), null);
m_image = new ImageIcon(bimage);
return bimage;
}
public Insets getBorderInsets(Component c) {
if (insets != null) {
return insets;
} else {
return new Insets(
top_center.getHeight(null),
left_center.getWidth(null),
bottom_center.getHeight(null),
right_center.getWidth(null));
}
}
protected LegendColorSlider(Image image, int sliderPosX, int sliderPosY) {
Dimension beadDim = new Dimension(image.getWidth(this), image.getHeight(this));
sliderImage = image;
sliderPosition = new Point(sliderPosX, sliderPosY);
sliderSpace = new Rectangle(sliderPosition, beadDim);
setSize(image.getWidth(null), image.getHeight(null));
}
public static BufferedImage fetchFromURL(URL url) {
Image i = new ImageIcon(url).getImage();
if (i.getWidth(null) <= 0 || i.getHeight(null) <= 0) {
CrimsonLog.warning("BAD IMAGE! (%s)", url);
return null;
}
BufferedImage bi =
new BufferedImage(i.getWidth(null), i.getHeight(null), BufferedImage.TYPE_INT_ARGB);
bi.getGraphics().drawImage(i, 0, 0, null);
return bi;
}
// 图片处理
public Boolean compressPic() {
try {
// 获得源文件
// file = new File(inputDir);
// //System.out.println(inputDir + inputFileName);
// if (!file.exists()) {
// throw new IllegalArgumentException("文件不存在");
// }
Image img = ImageIO.read(is);
// 判断图片格式是否正确
if (img.getWidth(null) == -1) {
System.out.println(" can't read,retry!" + "<BR>");
return false;
} else {
int newWidth;
int newHeight;
// 判断是否是等比缩放
if (this.proportion == true) {
// 为等比缩放计算输出的图片宽度及高度
double rate1 = ((double) img.getWidth(null)) / (double) outputWidth + 0.1;
double rate2 = ((double) img.getHeight(null)) / (double) outputHeight + 0.1;
// 根据缩放比率大的进行缩放控制
double rate = rate1 > rate2 ? rate1 : rate2;
newWidth = (int) (((double) img.getWidth(null)) / rate);
newHeight = (int) (((double) img.getHeight(null)) / rate);
} else {
newWidth = outputWidth; // 输出的图片宽度
newHeight = outputHeight; // 输出的图片高度
}
BufferedImage tag =
new BufferedImage((int) newWidth, (int) newHeight, BufferedImage.TYPE_INT_RGB);
/*
* Image.SCALE_SMOOTH 的缩略算法 生成缩略图片的平滑度的 优先级比速度高 生成的图片质量比较好 但速度慢
*/
tag.getGraphics()
.drawImage(img.getScaledInstance(newWidth, newHeight, Image.SCALE_FAST), 0, 0, null);
File f = new File(outputDir);
if (!f.exists()) {
f.mkdirs();
}
FileOutputStream out = new FileOutputStream(outputDir + outputFileName);
// JPEGImageEncoder可适用于其他图片类型的转换
ImageIO.write(tag, "jpeg", out);
// JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
// encoder.encode(tag);
out.close();
}
} catch (Exception ex) {
ex.printStackTrace();
}
return true;
}
public EmulatorButton(Image img, int w, int h, int x, int y, boolean flag, int sizew, int sizeh) {
if (flag) {
this.bitmap = GraphicsUtils.drawClipImage(img, w, h, x, y);
} else {
this.bitmap = img;
}
if (img.getWidth(null) != sizew || img.getHeight(null) != sizeh) {
this.bitmap = GraphicsUtils.getResize(bitmap, sizew, sizeh);
}
this.bitmap1 = ImageFilterFactory.getGray(bitmap);
this.bounds = new RectBox(0, 0, bitmap.getWidth(null), bitmap.getHeight(null));
}
public void paintComponent(Graphics g) {
super.paintComponent(g);
if (image != null) {
g.drawImage(
image,
(this.getWidth() / 2) - (image.getWidth(this) / 2),
(this.getHeight() / 2) - (image.getHeight(this) / 2),
image.getWidth(this),
image.getHeight(this),
this);
}
}
private FinFase2() {
im = Lienzo.cargarImagen("imagenes/FinFase2.png");
Image img = Lienzo.cargarImagen("imagenes/skip.png");
Image img2 = Lienzo.cargarImagen("imagenes/skip-pulsado.png");
try {
skip = new BotonGeneral(img, img2, "skip", 900, 550, img.getWidth(null), img.getHeight(null));
} catch (Exception e) {
e.printStackTrace();
}
skip = new Boton(img, "skip", 900, 550, img.getWidth(null), img.getHeight(null));
new ObservadorTransicionFase(skip);
}
public void createBuffer() {
buffer =
new BufferedImage(
Orig.getWidth(null), Orig.getHeight(null), BufferedImage.TYPE_4BYTE_ABGR_PRE);
Graphics temp = buffer.getGraphics();
temp.drawImage(Orig, 0, 0, null);
contBuffer =
new BufferedImage(
Cont.getWidth(null), Cont.getHeight(null), BufferedImage.TYPE_4BYTE_ABGR_PRE);
temp = contBuffer.getGraphics();
temp.drawImage(Cont, 0, 0, null);
}
// This method returns a buffered image with the contents of an image
public static BufferedImage toBufferedImage(Image image) {
if (image instanceof BufferedImage) {
return (BufferedImage) image;
}
// This code ensures that all the pixels in the image are loaded
image = new ImageIcon(image).getImage();
// Determine if the image has transparent pixels;
// for this method's
// implementation, see Determining If an Image Has
// Transparent Pixels
boolean hasAlpha = hasAlpha(image);
// Create a buffered image with a format that's compatible
// with the screen
BufferedImage bimage = null;
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
try {
// Determine the type of transparency of the new
// buffered image
int transparency = Transparency.OPAQUE;
if (hasAlpha) {
transparency = Transparency.BITMASK;
}
// Create the buffered image
GraphicsDevice gs = ge.getDefaultScreenDevice();
GraphicsConfiguration gc = gs.getDefaultConfiguration();
bimage = gc.createCompatibleImage(image.getWidth(null), image.getHeight(null), transparency);
} catch (HeadlessException e) {
// The system does not have a screen
}
if (bimage == null) {
// Create a buffered image using the default color model
int type = BufferedImage.TYPE_INT_RGB;
if (hasAlpha) {
type = BufferedImage.TYPE_INT_ARGB;
}
bimage = new BufferedImage(image.getWidth(null), image.getHeight(null), type);
}
// Copy image to buffered image
Graphics g = bimage.createGraphics();
// Paint the image onto the buffered image
g.drawImage(image, 0, 0, null);
g.dispose();
return bimage;
}
protected void createComponents() {
main = new JPanel();
main.setLayout(null);
int divY = 42;
BackgroundPanel div = new BackgroundPanel(hLine);
div.setBounds(0, divY, 1920, 2);
div.setStyle(BackgroundPanel.SCALED_X);
JPanel tools = new JPanel(null);
tools.setBounds(0, 0, 800, divY);
bNew = new JButton("");
bNew.setIcon(new ImageIcon(newButtonImage));
bNew.setBorderPainted(false);
bNew.setBounds(10, 10, newButtonImage.getWidth(null), newButtonImage.getHeight(null));
search = new SearchTextField(searchHint, ElephantWindow.fontMedium);
search.setBorder(BorderFactory.createEmptyBorder(0, 22, 0, 20));
search.setBounds(newButtonImage.getWidth(null) + 10, 8, 160, 26);
search.setFont(ElephantWindow.fontMedium);
search.setFixedColor(Color.decode("#e9e9e9"));
search.useV2();
search.windowFocusGained();
trash = new JButton("");
trash.setBorderPainted(false);
trash.setContentAreaFilled(false);
trash.setIcon(new ImageIcon(noteToolsTrash));
trash.setVisible(this instanceof Notebooks);
trash.setBounds(
newButtonImage.getWidth(null) + 177,
10,
noteToolsTrash.getWidth(null),
noteToolsTrash.getHeight(null));
tools.add(bNew);
tools.add(search);
tools.add(trash);
scroll = new JScrollPane(main);
scroll.setBorder(ElephantWindow.emptyBorder);
scroll.getHorizontalScrollBar().setUnitIncrement(5);
scroll.getVerticalScrollBar().setUnitIncrement(5);
add(tools);
add(div);
add(scroll);
addComponentListeners();
}
