void
draw_image (HPDF_Doc pdf,
const char *filename,
float x,
float y,
const char *text)
{
#ifdef __WIN32__
const char* FILE_SEPARATOR = "\\";
#else
const char* FILE_SEPARATOR = "/";
#endif
char filename1[255];
HPDF_Page page = HPDF_GetCurrentPage (pdf);
HPDF_Image image;
strcpy(filename1, "images");
strcat(filename1, FILE_SEPARATOR);
strcat(filename1, filename);
image = HPDF_LoadJpegImageFromFile (pdf, filename1);
/* Draw image to the canvas. */
HPDF_Page_DrawImage (page, image, x, y, HPDF_Image_GetWidth (image),
HPDF_Image_GetHeight (image));
/* Print the text. */
HPDF_Page_BeginText (page);
HPDF_Page_SetTextLeading (page, 16);
HPDF_Page_MoveTextPos (page, x, y);
HPDF_Page_ShowTextNextLine (page, filename);
HPDF_Page_ShowTextNextLine (page, text);
HPDF_Page_EndText (page);
}
bool pdf_plot_bitmap_tile(int x, int y, int width, int height,
struct bitmap *bitmap, colour bg,
bitmap_flags_t flags)
{
HPDF_Image image;
HPDF_REAL current_x, current_y ;
HPDF_REAL max_width, max_height;
#ifdef PDF_DEBUG
NSLOG(netsurf, INFO, "%d %d %d %d %p 0x%x", x, y, width, height,
bitmap, bg);
#endif
if (width == 0 || height == 0)
return true;
apply_clip_and_mode(false, NS_TRANSPARENT, NS_TRANSPARENT, 0., DashPattern_eNone);
image = pdf_extract_image(bitmap);
if (!image)
return false;
/*The position of the next tile*/
max_width = (flags & BITMAPF_REPEAT_X) ? page_width : width;
max_height = (flags & BITMAPF_REPEAT_Y) ? page_height : height;
for (current_y = 0; current_y < max_height; current_y += height)
for (current_x = 0; current_x < max_width; current_x += width)
HPDF_Page_DrawImage(pdf_page, image,
current_x + x,
page_height - current_y - y - height,
width, height);
return true;
}
/*
* Class: org_libharu_PdfPage
* Method: drawPngImage
* Signature: ([BFFFF)V
*/
JNIEXPORT void JNICALL
Java_org_libharu_PdfPage_drawPngImage(JNIEnv *env, jobject obj, jbyteArray imageData, jfloat x,
jfloat y, jfloat width, jfloat height) {
jint page, pdf;
jbyte* buffer; /* The image data as a jbyte[] (really signed char[]) */
jsize len; /* The number of elements in the image byte array */
/* Get mHPDFPagePointer */
page = (*env)->GetIntField(env, obj, mHPDFPagePointer);
/* Get mParentHPDFDocPointer */
pdf = (*env)->GetIntField(env, obj, mParentHPDFDocPointer);
/* Get the image data as a native byte array */
buffer = (*env)->GetByteArrayElements(env, imageData, NULL);
/* Get the number of elements in the image byte array */
len = (*env)->GetArrayLength(env, imageData);
/* Load an HPDF_Image from the image byte array */
HPDF_Image image = HPDF_LoadPngImageFromMem((HPDF_Doc) pdf, (HPDF_BYTE*) buffer,
(HPDF_UINT) (len * sizeof(jbyte)));
/* Actually draw the image */
HPDF_Page_DrawImage((HPDF_Page) page, image, (HPDF_REAL) x, (HPDF_REAL) y, (HPDF_REAL) width,
(HPDF_REAL) height);
/* Release (free) the native byte array */
(*env)->ReleaseByteArrayElements(env, imageData, buffer, JNI_ABORT);
}
JNIEXPORT void JNICALL Java_com_draekko_libharu_PdfImage_drawImage
(JNIEnv *env, jobject obj, jfloat x, jfloat y, jfloat width, jfloat height) {
haru_setup_error_handler(env, __func__);
HPDF_Image image = get_HPDF_Image(env, obj);
HPDF_Page page = HPDF_GetCurrentPage(current_pdf);
HPDF_Page_DrawImage(page, image, x, y, width, height);
haru_clear_error_handler();
}
void WPdfImage::drawImage(const WRectF& rect, const std::string& imgUrl,
int imgWidth, int imgHeight,
const WRectF& srect)
{
HPDF_Image img = 0;
if (Uri::isDataUri(imgUrl)) {
Uri::Uri uri = Uri::parseDataUri(imgUrl);
if ("image/png" == uri.mimeType)
img = HPDF_LoadPngImageFromMem(pdf_,
(HPDF_BYTE*)uri.data.c_str(),
uri.data.size());
else if ("image/jpeg" == uri.mimeType)
img = HPDF_LoadJpegImageFromMem(pdf_,
(HPDF_BYTE*)uri.data.c_str(),
uri.data.size());
} else {
std::string mimeType = Image::identifyImageFileMimeType(imgUrl);
if ("image/png" == mimeType)
img = HPDF_LoadPngImageFromFile2(pdf_, imgUrl.c_str());
else if ("image/jpeg" == mimeType)
img = HPDF_LoadJpegImageFromFile(pdf_, imgUrl.c_str());
}
if (!img)
throw WException("WPdfImage::drawImage(): cannot load image: " + imgUrl);
double x = rect.x();
double y = rect.y();
double width = rect.width();
double height = rect.height();
HPDF_Page_GSave(page_);
if (srect.x() != 0
|| srect.y() != 0
|| srect.width() != imgWidth
|| srect.height() != imgHeight) {
double scaleX = width / imgWidth;
double scaleY = height / imgHeight;
x -= srect.x() * scaleX;
y -= srect.y() * scaleY;
width *= scaleX;
height *= scaleY;
HPDF_Page_Rectangle(page_, rect.x(), rect.y(), rect.width(), rect.height());
HPDF_Page_Clip(page_);
}
HPDF_Page_Concat(page_, 1, 0, 0, -1, x, y + height); // revert upside-down
HPDF_Page_DrawImage(page_, img, 0, 0, width, height);
HPDF_Page_GRestore(page_);
}
JNIEXPORT void JNICALL Java_org_libharu_Page_image
(JNIEnv *env, jobject obj_page, jobject obj_image,
jfloat x, jfloat y, jfloat width, jfloat height)
{
haru_setup_error_handler(env, __func__);
HPDF_Page page = get_HPDF_Page(env, obj_page);
HPDF_Image image = get_HPDF_Image(env, obj_image);
HPDF_Page_DrawImage(page, image, x, y, width, height);
haru_clear_error_handler();
}
void PDFGenerator::pdfDoc_AddImage(float x, float y, float width, float height, mlPDF::IMAGE image, bool ignoreMargins)
{
if ((pdfDocCurrentPage) && (image))
{
HPDF_Rect imageRect = _getPageRect(x, y, width, height, ignoreMargins);
HPDF_STATUS result = HPDF_Page_DrawImage(pdfDocCurrentPage, image, imageRect.left, imageRect.bottom, width, height);
if (result != HPDF_OK)
{
_handleError("pdfDoc_AddImage(float x, float y, float width, float height, mlPDF::IMAGE image, bool ignoreMargins)");
}
}
}
void hpdf_doc::place_image(int x0, int y0, int x1, int y1, int ev, wstring filename)
{
string filepath = WstringToString(filename);
HPDF_Image img = HPDF_LoadJpegImageFromFile(h_pdf, filepath.c_str());
if (img == NULL) return;
HPDF_REAL fpx = ((HPDF_REAL)x0 * 72.0 / 1000.0);
HPDF_REAL fpy = ((HPDF_REAL)y0 * 72.0 / 1000.0);
HPDF_REAL fwidth = ev * ((HPDF_REAL)(x1 - x0) * 72.0 / 1000.0);
HPDF_REAL fheight = ev * ((HPDF_REAL)(y1 - y0) * 72.0 / 1000.0);
HPDF_REAL f_ypos = f_length - fpy - fheight;
HPDF_Page_DrawImage(h_current_page, img, fpx, f_ypos, fwidth, fheight);
}
bool addJpgPage(HPDF_Doc pdf, char const* jpgname) {
HPDF_Page page = HPDF_AddPage (pdf);
if (!page)
return false;
HPDF_Image image = HPDF_LoadJpegImageFromFile (pdf, jpgname);
if (!image) {
printf("load error %s\n", jpgname);
return false;
}
HPDF_REAL img_w = HPDF_REAL(HPDF_Image_GetWidth(image));
HPDF_REAL img_h = HPDF_REAL(HPDF_Image_GetHeight(image));
HPDF_Page_SetWidth (page, img_w);
HPDF_Page_SetHeight(page, img_h);
HPDF_Page_DrawImage (page, image, 0, 0, img_w, img_h);
return true;
}
void PDFGenerator::pdfDoc_AddImage(float x, float y, float width, float height, std::string imageFilename, bool ignoreMargins)
{
if (pdfDocCurrentPage)
{
HPDF_Rect imageRect = _getPageRect(x, y, width, height, ignoreMargins);
HPDF_Image image = pdfDoc_LoadImageFromFile(imageFilename);
if (image)
{
HPDF_STATUS result = HPDF_Page_DrawImage(pdfDocCurrentPage, image, imageRect.left, imageRect.bottom, width, height);
if (result != HPDF_OK)
{
_handleError("pdfDoc_AddImage(float x, float y, float width, float height, std::string imageFilename, bool ignoreMargins)");
}
}
}
}
/*
* Class: org_libharu_PdfPage
* Method: drawPngImageFromFile
* Signature: (Ljava/lang/String;FFFF)V
*/
JNIEXPORT void JNICALL
Java_org_libharu_PdfPage_drawPngImageFromFile(JNIEnv *env, jobject obj, jstring path, jfloat x,
jfloat y, jfloat width, jfloat height) {
jint page, pdf;
const char* filename; /* The path of the file to load the image from */
/* Get mHPDFPagePointer */
page = (*env)->GetIntField(env, obj, mHPDFPagePointer);
/* Get mParentHPDFDocPointer */
pdf = (*env)->GetIntField(env, obj, mParentHPDFDocPointer);
/* Get the filename as a native char array */
filename = (*env)->GetStringUTFChars(env, path, NULL);
/* Load an HPDF_Image from the file */
HPDF_Image image = HPDF_LoadPngImageFromFile((HPDF_Doc) pdf, filename);
/* Actually draw the image */
HPDF_Page_DrawImage((HPDF_Page) page, image, (HPDF_REAL) x, (HPDF_REAL) y, (HPDF_REAL) width,
(HPDF_REAL) height);
/* Release (free) the native char array */
(*env)->ReleaseStringUTFChars(env, path, filename);
}
int main (int argc, char **argv)
{
HPDF_Doc pdf;
HPDF_Font font;
HPDF_Page page;
char fname[256];
HPDF_Image image;
char *png_image_data;
FILE *fp;
HPDF_REAL x, y;
strcpy (fname, argv[0]);
strcat (fname, ".pdf");
pdf = HPDF_New (error_handler, NULL);
if (!pdf) {
printf ("error: cannot create PdfDoc object\n");
return 1;
}
/* error-handler */
if (setjmp(env)) {
HPDF_Free (pdf);
return 1;
}
HPDF_SetCompressionMode (pdf, HPDF_COMP_ALL);
/* create default-font */
font = HPDF_GetFont (pdf, "Helvetica", NULL);
/* add a new page object. */
page = HPDF_AddPage (pdf);
HPDF_Page_BeginText (page);
HPDF_Page_SetFontAndSize (page, font, 20);
HPDF_Page_MoveTextPos (page, 220, HPDF_Page_GetHeight (page) - 70);
HPDF_Page_ShowText (page, "RawImageDemo");
HPDF_Page_EndText (page);
int n;
fp = fopen("2.png", "r");
png_image_data = malloc(1024*1024);
n = fread(png_image_data, 1, 1024*1024, fp);
fclose(fp);
/* load GrayScale raw-image (1bit) file from memory. */
image = HPDF_LoadPngImageFromMem (pdf, png_image_data, n);
/* Draw image to the canvas. (normal-mode with actual size.)*/
HPDF_Page_DrawImage (page, image, 20, 20, 1024, 768);
free(png_image_data);
/* save the document to a file */
HPDF_SaveToFile (pdf, fname);
/* clean up */
HPDF_Free (pdf);
return 0;
}
void WPdfImage::drawImage(const WRectF& rect, const std::string& imgUrl,
int imgWidth, int imgHeight,
const WRectF& srect)
{
HPDF_Image img = nullptr;
if (DataUri::isDataUri(imgUrl)) {
#define HAVE_LOAD_FROM_MEM HPDF_MAJOR_VERSION > 2 || (HPDF_MAJOR_VERSION == 2 && (HPDF_MINOR_VERSION >= 2))
#if HAVE_LOAD_FROM_MEM
DataUri uri(imgUrl);
if ("image/png" == uri.mimeType)
img = HPDF_LoadPngImageFromMem(pdf_,
(HPDF_BYTE*)&uri.data[0],
uri.data.size());
else if ("image/jpeg" == uri.mimeType)
img = HPDF_LoadJpegImageFromMem(pdf_,
(HPDF_BYTE*)&uri.data[0],
uri.data.size());
#else
LOG_ERROR("drawImage: data URI support requires libharu 2.2.0 or later");
#endif
} else {
std::string mimeType = ImageUtils::identifyMimeType(imgUrl);
if ("image/png" == mimeType)
img = HPDF_LoadPngImageFromFile2(pdf_, imgUrl.c_str());
else if ("image/jpeg" == mimeType)
img = HPDF_LoadJpegImageFromFile(pdf_, imgUrl.c_str());
}
if (!img)
throw WException("WPdfImage::drawImage(): cannot load image: " + imgUrl);
double x = rect.x();
double y = rect.y();
double width = rect.width();
double height = rect.height();
HPDF_Page_GSave(page_);
if (srect.x() != 0
|| srect.y() != 0
|| srect.width() != imgWidth
|| srect.height() != imgHeight) {
double scaleX = width / imgWidth;
double scaleY = height / imgHeight;
x -= srect.x() * scaleX;
y -= srect.y() * scaleY;
width *= scaleX;
height *= scaleY;
HPDF_Page_Rectangle(page_, rect.x(), rect.y(), rect.width(), rect.height());
HPDF_Page_Clip(page_);
}
HPDF_Page_Concat(page_, 1, 0, 0, -1, x, y + height); // revert upside-down
HPDF_Page_DrawImage(page_, img, 0, 0, width, height);
HPDF_Page_GRestore(page_);
}
int main (int argc, char **argv)
{
HPDF_Doc pdf;
HPDF_Font font;
HPDF_Page page;
char fname[256];
HPDF_Image image;
HPDF_REAL x, y;
strcpy (fname, argv[0]);
strcat (fname, ".pdf");
pdf = HPDF_New (error_handler, NULL);
if (!pdf) {
printf ("error: cannot create PdfDoc object\n");
return 1;
}
/* error-handler */
if (setjmp(env)) {
HPDF_Free (pdf);
return 1;
}
HPDF_SetCompressionMode (pdf, HPDF_COMP_ALL);
/* create default-font */
font = HPDF_GetFont (pdf, "Helvetica", NULL);
/* add a new page object. */
page = HPDF_AddPage (pdf);
HPDF_Page_SetWidth (page, 172);
HPDF_Page_SetHeight (page, 80);
HPDF_Page_BeginText (page);
HPDF_Page_SetFontAndSize (page, font, 20);
HPDF_Page_MoveTextPos (page, 220, HPDF_Page_GetHeight (page) - 70);
HPDF_Page_ShowText (page, "RawImageDemo");
HPDF_Page_EndText (page);
/* load RGB raw-image file. */
#ifndef __WIN32__
image = HPDF_LoadRawImageFromFile (pdf, "rawimage/32_32_rgb.dat",
32, 32, HPDF_CS_DEVICE_RGB);
#else
image = HPDF_LoadRawImageFromFile (pdf, "rawimage\\32_32_rgb.dat",
32, 32, HPDF_CS_DEVICE_RGB);
#endif
x = 20;
y = 20;
/* Draw image to the canvas. (normal-mode with actual size.)*/
HPDF_Page_DrawImage (page, image, x, y, 32, 32);
/* load GrayScale raw-image file. */
#ifndef __WIN32__
image = HPDF_LoadRawImageFromFile (pdf, "rawimage/32_32_gray.dat",
32, 32, HPDF_CS_DEVICE_GRAY);
#else
image = HPDF_LoadRawImageFromFile (pdf, "rawimage\\32_32_gray.dat",
32, 32, HPDF_CS_DEVICE_GRAY);
#endif
x = 70;
y = 20;
/* Draw image to the canvas. (normal-mode with actual size.)*/
HPDF_Page_DrawImage (page, image, x, y, 32, 32);
/* load GrayScale raw-image (1bit) file from memory. */
image = HPDF_LoadRawImageFromMem (pdf, RAW_IMAGE_DATA, 32, 32,
HPDF_CS_DEVICE_GRAY, 1);
x = 120;
y = 20;
/* Draw image to the canvas. (normal-mode with actual size.)*/
HPDF_Page_DrawImage (page, image, x, y, 32, 32);
/* save the document to a file */
HPDF_SaveToFile (pdf, fname);
/* clean up */
HPDF_Free (pdf);
return 0;
}
int main (int /* argc */, char **argv)
{
const char *page_title = "Font Demo";
HPDF_Doc pdf;
char fname[256];
HPDF_Page page;
HPDF_Font def_font;
HPDF_REAL tw;
HPDF_REAL height;
HPDF_REAL width;
HPDF_UINT i;
HPDF_Image image;
double x;
double y;
double iw;
double ih;
HPDF_Stream stream;
strcpy (fname, argv[0]);
strcat (fname, ".pdf");
pdf = HPDF_New (error_handler, NULL);
if (!pdf) {
printf ("error: cannot create PdfDoc object\n");
return 1;
}
if (setjmp(env)) {
HPDF_Free (pdf);
return 1;
}
/* Add a new page object. */
page = HPDF_AddPage (pdf);
height = HPDF_Page_GetHeight (page);
width = HPDF_Page_GetWidth (page);
/* Print the lines of the page. */
HPDF_Page_SetLineWidth (page, 1);
HPDF_Page_Rectangle (page, 50, 50, width - 100, height - 110);
HPDF_Page_Stroke (page);
/* Print the title of the page (with positioning center). */
def_font = HPDF_GetFont (pdf, "Helvetica", NULL);
HPDF_Page_SetFontAndSize (page, def_font, 24);
tw = HPDF_Page_TextWidth (page, page_title);
HPDF_Page_BeginText (page);
HPDF_Page_TextOut (page, (width - tw) / 2, height - 50, page_title);
HPDF_Page_EndText (page);
/* output subtitle. */
HPDF_Page_BeginText (page);
HPDF_Page_SetFontAndSize (page, def_font, 16);
HPDF_Page_TextOut (page, 60, height - 80, "<Standerd Type1 fonts samples>");
HPDF_Page_EndText (page);
HPDF_Page_BeginText (page);
HPDF_Page_MoveTextPos (page, 60, height - 105);
i = 0;
while (font_list[i]) {
const char* samp_text = "abcdefgABCDEFG12345!#$%&+-@?";
HPDF_Font font = HPDF_GetFont (pdf, font_list[i], NULL);
/* print a label of text */
HPDF_Page_SetFontAndSize (page, def_font, 9);
HPDF_Page_ShowText (page, font_list[i]);
HPDF_Page_MoveTextPos (page, 0, -18);
/* print a sample text. */
HPDF_Page_SetFontAndSize (page, font, 20);
HPDF_Page_ShowText (page, samp_text);
HPDF_Page_MoveTextPos (page, 0, -20);
i++;
}
HPDF_Page_EndText (page);
/* Add a new page object. */
page = HPDF_AddPage (pdf);
height = HPDF_Page_GetHeight (page);
width = HPDF_Page_GetWidth (page);
/* load image file. */
image = HPDF_LoadPngImageFromFile (pdf, "test.png");
x = 100;
y = 100;
iw = HPDF_Image_GetWidth (image);
ih = HPDF_Image_GetHeight (image);
/* Draw image to the canvas. (normal-mode with actual size.)*/
HPDF_Page_DrawImage (page, image, x, y, iw, ih);
HPDF_SaveToFile (pdf, fname);
/* write something via zlib */
stream = HPDF_FileWriter_New( pdf->mmgr, "test2.raw" );
HPDF_Stream_WriteToStream( image->stream, stream, HPDF_STREAM_FILTER_FLATE_DECODE, NULL );
HPDF_Stream_Free (stream);
/* clean up */
HPDF_Free (pdf);
return 0;
}
