本文整理了Java中com.itextpdf.text.Image.getHeight()
方法的一些代码示例,展示了Image.getHeight()
的具体用法。这些代码示例主要来源于Github
/Stackoverflow
/Maven
等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。Image.getHeight()
方法的具体详情如下:
包路径:com.itextpdf.text.Image
类名称:Image
方法名:getHeight
暂无
代码示例来源:origin: youseries/ureport
private com.itextpdf.text.Image buildPdfImage(String base64Data, int width,int height) throws Exception{
com.itextpdf.text.Image pdfImg=null;
InputStream input=ImageUtils.base64DataToInputStream(base64Data);
try{
byte[] bytes=IOUtils.toByteArray(input);
pdfImg=com.itextpdf.text.Image.getInstance(bytes);
float imgWidth=pdfImg.getWidth();
float imgHeight=pdfImg.getHeight();
if(width==0){
width=Float.valueOf(imgWidth).intValue();
}
if(height==0){
height=Float.valueOf(imgHeight).intValue();
}
width=UnitUtils.pixelToPoint(width-2);
height=UnitUtils.pixelToPoint(height-2);
pdfImg.scaleToFit(width,height);
}finally{
IOUtils.closeQuietly(input);
}
return pdfImg;
}
}
代码示例来源:origin: org.technbolts/gutenberg
public static void scaleToFit(Image img, Rectangle box) {
float scaleWidth = box.getWidth() / img.getWidth();
float scaleHeight = box.getHeight() / img.getHeight();
float scale = Math.min(scaleHeight, scaleWidth);
if (scale < 1)
img.scalePercent(scale * 100f);
}
代码示例来源:origin: com.bstek.ureport/ureport2-core
private com.itextpdf.text.Image buildPdfImage(String base64Data, int width,int height) throws Exception{
com.itextpdf.text.Image pdfImg=null;
InputStream input=ImageUtils.base64DataToInputStream(base64Data);
try{
byte[] bytes=IOUtils.toByteArray(input);
pdfImg=com.itextpdf.text.Image.getInstance(bytes);
float imgWidth=pdfImg.getWidth();
float imgHeight=pdfImg.getHeight();
if(width==0){
width=Float.valueOf(imgWidth).intValue();
}
if(height==0){
height=Float.valueOf(imgHeight).intValue();
}
width=UnitUtils.pixelToPoint(width-2);
height=UnitUtils.pixelToPoint(height-2);
pdfImg.scaleToFit(width,height);
}finally{
IOUtils.closeQuietly(input);
}
return pdfImg;
}
}
代码示例来源:origin: com.itextpdf/itextpdf
/**
* Scale the width and height of an image to a certain percentage.
*
* @param percentX
* the scaling percentage of the width
* @param percentY
* the scaling percentage of the height
*/
public void scalePercent(final float percentX, final float percentY) {
plainWidth = getWidth() * percentX / 100f;
plainHeight = getHeight() * percentY / 100f;
float[] matrix = matrix();
scaledWidth = matrix[DX] - matrix[CX];
scaledHeight = matrix[DY] - matrix[CY];
setWidthPercentage(0);
}
代码示例来源:origin: com.itextpdf/itextg
/**
* Scale the width and height of an image to a certain percentage.
*
* @param percentX
* the scaling percentage of the width
* @param percentY
* the scaling percentage of the height
*/
public void scalePercent(final float percentX, final float percentY) {
plainWidth = getWidth() * percentX / 100f;
plainHeight = getHeight() * percentY / 100f;
float[] matrix = matrix();
scaledWidth = matrix[DX] - matrix[CX];
scaledHeight = matrix[DY] - matrix[CY];
setWidthPercentage(0);
}
代码示例来源:origin: wxynihao/book118-downloader
/**
* 使用图片创建PDF文件
*
* @param srcPahOfImg 图片文件夹路径
* @param desPathOfPdf PDF存储路径
* @throws DocumentException pdf相关错误
* @throws IOException 图片相关错误
*/
public static void creatPDF(String srcPahOfImg, String desPathOfPdf) throws DocumentException, IOException {
File file = new File(srcPahOfImg);
File[] picFiles = file.listFiles();
if (picFiles == null || picFiles.length == 0) {
return;
}
List<File> files = Arrays.asList(picFiles);
//需要根据第一页创建document的大小
//如果不根据第一页创建,即使修改document的大小也不会生效,困惑
Image firstImg = Image.getInstance(files.get(0).getCanonicalPath());
Document document = new Document(new Rectangle(firstImg.getWidth(), firstImg.getHeight()), 0, 0, 0, 0);
PdfWriter.getInstance(document, new FileOutputStream(desPathOfPdf));
document.open();
document.add(firstImg);
for (int i = 1; i < files.size(); i++) {
Image img = Image.getInstance(files.get(i).getCanonicalPath());
document.setPageSize(new Rectangle(img.getWidth(), img.getHeight()));
document.add(img);
}
document.close();
}
代码示例来源:origin: com.itextpdf/itextpdf
img.scaleAbsolute(widthInPoints, heightInPoints);
} else if (widthInPoints > 0) {
heightInPoints = img.getHeight() * widthInPoints
/ img.getWidth();
img.scaleAbsolute(widthInPoints, heightInPoints);
} else if (heightInPoints > 0) {
widthInPoints = img.getWidth() * heightInPoints
/ img.getHeight();
img.scaleAbsolute(widthInPoints, heightInPoints);
代码示例来源:origin: com.itextpdf/itextg
img.scaleAbsolute(widthInPoints, heightInPoints);
} else if (widthInPoints > 0) {
heightInPoints = img.getHeight() * widthInPoints
/ img.getWidth();
img.scaleAbsolute(widthInPoints, heightInPoints);
} else if (heightInPoints > 0) {
widthInPoints = img.getWidth() * heightInPoints
/ img.getHeight();
img.scaleAbsolute(widthInPoints, heightInPoints);
代码示例来源:origin: com.itextpdf/itextpdf
Rectangle2D rect = tp.getAnchorRect();
com.itextpdf.text.Image image = com.itextpdf.text.Image.getInstance(img, null);
PdfPatternPainter pattern = cb.createPattern(image.getWidth(), image.getHeight());
AffineTransform inverse = this.normalizeMatrix();
inverse.translate(rect.getX(), rect.getY());
inverse.scale(rect.getWidth() / image.getWidth(), -rect.getHeight() / image.getHeight());
double[] mx = new double[6];
inverse.getMatrix(mx);
代码示例来源:origin: org.technbolts/gutenberg
public static void adjustOrScaleToFit(Image img, Dimension dim, Rectangle box) {
if (dim == null) {
scaleToFit(img, box);
return;
}
float width = img.getWidth();
switch (dim.unit()) {
case Percent:
width = box.getWidth() * dim.amount() / 100f;
break;
case Px:
width = dim.amount();
break;
}
// W --> w
// H --> h •••> h = w * H / W
float height = width * img.getHeight() / img.getWidth();
img.scaleAbsolute(width, height);
}
代码示例来源:origin: com.itextpdf/itextg
public boolean setFieldAsImage(String field, Image image) {
try {
if (Float.isNaN(image.getAbsoluteX()))
image.setAbsolutePosition(0, image.getAbsoluteY());
if (Float.isNaN(image.getAbsoluteY()))
image.setAbsolutePosition(image.getAbsoluteY(), 0);
PdfTemplate tmpl = PdfTemplate.createTemplate(wrt, image.getWidth(), image.getHeight());
tmpl.addImage(image);
PdfStream str = tmpl.getFormXObject(PdfStream.NO_COMPRESSION);
PdfIndirectReference ref = wrt.addToBody(str).getIndirectReference();
PdfDictionary d = new PdfDictionary();
d.put(PdfName.N, ref);
return setField(field, d);
} catch (Exception de) {
throw new ExceptionConverter(de);
}
}
代码示例来源:origin: com.itextpdf/itextpdf
writeWord(os, (int)image.getHeight());
writeWord(os, (int)image.getWidth());
writeWord(os, META_DIBSTRETCHBLT);
writeDWord(os, 0x00cc0020);
writeWord(os, (int)image.getHeight());
writeWord(os, (int)image.getWidth());
writeWord(os, 0);
writeWord(os, 0);
writeWord(os, (int)image.getHeight());
writeWord(os, (int)image.getWidth());
writeWord(os, 0);
代码示例来源:origin: com.itextpdf/itextpdf
public boolean setFieldAsImage(String field, Image image) {
try {
if (Float.isNaN(image.getAbsoluteX()))
image.setAbsolutePosition(0, image.getAbsoluteY());
if (Float.isNaN(image.getAbsoluteY()))
image.setAbsolutePosition(image.getAbsoluteY(), 0);
PdfTemplate tmpl = PdfTemplate.createTemplate(wrt, image.getWidth(), image.getHeight());
tmpl.addImage(image);
PdfStream str = tmpl.getFormXObject(PdfStream.NO_COMPRESSION);
PdfIndirectReference ref = wrt.addToBody(str).getIndirectReference();
PdfDictionary d = new PdfDictionary();
d.put(PdfName.N, ref);
return setField(field, d);
} catch (Exception de) {
throw new ExceptionConverter(de);
}
}
代码示例来源:origin: com.itextpdf/itextpdf
private void writeAttributes(final Image image) {
if (image != null) {
this.setAttribute(PdfName.O, PdfName.LAYOUT);
if (image.getWidth() > 0){
this.setAttribute(PdfName.WIDTH, new PdfNumber(image.getWidth()));
}
if (image.getHeight() > 0){
this.setAttribute(PdfName.HEIGHT, new PdfNumber(image.getHeight()));
}
PdfRectangle rect = new PdfRectangle(image, image.getRotation());
this.setAttribute(PdfName.BBOX, rect);
if (image.getBackgroundColor() != null){
BaseColor color = image.getBackgroundColor();
this.setAttribute(PdfName.BACKGROUNDCOLOR, new PdfArray(new float[] {color.getRed()/255f, color.getGreen()/255f, color.getBlue()/255f}) );
}
}
}
代码示例来源:origin: com.itextpdf/itextg
writeWord(os, (int)image.getHeight());
writeWord(os, (int)image.getWidth());
writeWord(os, META_DIBSTRETCHBLT);
writeDWord(os, 0x00cc0020);
writeWord(os, (int)image.getHeight());
writeWord(os, (int)image.getWidth());
writeWord(os, 0);
writeWord(os, 0);
writeWord(os, (int)image.getHeight());
writeWord(os, (int)image.getWidth());
writeWord(os, 0);
代码示例来源:origin: com.itextpdf/itextg
private void writeAttributes(final Image image) {
if (image != null) {
this.setAttribute(PdfName.O, PdfName.LAYOUT);
if (image.getWidth() > 0){
this.setAttribute(PdfName.WIDTH, new PdfNumber(image.getWidth()));
}
if (image.getHeight() > 0){
this.setAttribute(PdfName.HEIGHT, new PdfNumber(image.getHeight()));
}
PdfRectangle rect = new PdfRectangle(image, image.getRotation());
this.setAttribute(PdfName.BBOX, rect);
if (image.getBackgroundColor() != null){
BaseColor color = image.getBackgroundColor();
this.setAttribute(PdfName.BACKGROUNDCOLOR, new PdfArray(new float[] {color.getRed()/255f, color.getGreen()/255f, color.getBlue()/255f}) );
}
}
}
代码示例来源:origin: qaprosoft/carina
if (scaled) {
document = new Document(PageSize.A4, 10, 10, 10, 10);
if (image.getHeight() > (document.getPageSize().getHeight() - 20)
|| image.getScaledWidth() > (document.getPageSize().getWidth() - 20)) {
image.scaleToFit(document.getPageSize().getWidth() - 20, document.getPageSize().getHeight() - 20);
代码示例来源:origin: sc.fiji/Colocalisation_Analysis
document.add(new Paragraph("\n"));
float vertPos = writer.getVerticalPosition(true);
if (vertPos - document.bottom() < image.getHeight()) {
document.newPage();
} else {
Paragraph paragraph = new Paragraph(image.getWidth() + " x " + image.getHeight());
paragraph.setAlignment(Paragraph.ALIGN_CENTER);
document.add(paragraph);
代码示例来源:origin: com.itextpdf/itextpdf
put(PdfName.SUBTYPE, PdfName.IMAGE);
put(PdfName.WIDTH, new PdfNumber(image.getWidth()));
put(PdfName.HEIGHT, new PdfNumber(image.getHeight()));
if (image.getLayer() != null)
put(PdfName.OC, image.getLayer().getRef());
decodeparms.put(PdfName.ENDOFBLOCK, PdfBoolean.PDFFALSE);
decodeparms.put(PdfName.COLUMNS, new PdfNumber(image.getWidth()));
decodeparms.put(PdfName.ROWS, new PdfNumber(image.getHeight()));
put(PdfName.DECODEPARMS, decodeparms);
代码示例来源:origin: com.itextpdf/itextpdf
saveState();
float w = image.getWidth();
float h = image.getHeight();
concatCTM(a / w, b / w, c / h, d / h, e, f);
rectangle(image);
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