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);
}
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();
}
JNIEXPORT void JNICALL Java_com_draekko_libharu_PdfImage_constructPng
(JNIEnv *env, jobject obj, jobject document, jstring fileName) {
haru_setup_error_handler(env, __func__);
const char* file_str = env->GetStringUTFChars(fileName, 0);
current_pdf = get_HPDF_Doc(env, document);
current_page = HPDF_GetCurrentPage(current_pdf);
HPDF_Image image = HPDF_LoadPngImageFromFile(current_pdf, file_str);
set_HPDF_Image(env, obj, image);
env->ReleaseStringUTFChars(fileName, file_str);
haru_clear_error_handler();
}
WPdfImage::~WPdfImage()
{
beingDeleted();
if (myPdf_) {
// clear graphics state stack to avoid leaking memory in libharu
// see bug #3979
HPDF_Page page = HPDF_GetCurrentPage(pdf_);
if (page)
while (HPDF_Page_GetGStateDepth(page) > 1)
HPDF_Page_GRestore(page);
HPDF_Free(pdf_);
}
delete trueTypeFonts_;
}
