JNIEXPORT void JNICALL Java_com_draekko_libharu_PdfPage_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();
}
JNIEXPORT void JNICALL Java_org_libharu_Page_setFontAndSize
(JNIEnv *env, jobject obj, jobject font, jfloat size)
{
haru_setup_error_handler(env, __func__);
HPDF_Page page = get_HPDF_Page(env, obj);
HPDF_Font font_ptr = get_HPDF_Font(env, font);
HPDF_Page_SetFontAndSize (page, font_ptr, size);
haru_clear_error_handler();
}
JNIEXPORT void JNICALL Java_com_draekko_libharu_PdfPage_construct
(JNIEnv *env, jobject obj, jobject document) {
haru_setup_error_handler(env, __func__);
HPDF_Doc pdf = get_HPDF_Doc(env, document);
HPDF_Page page = HPDF_AddPage(pdf);
set_HPDF_Page(env, obj, page);
haru_clear_error_handler();
}
JNIEXPORT void JNICALL Java_org_libharu_Page_textOut
(JNIEnv *env, jobject obj, jfloat x, jfloat y, jstring text)
{
haru_setup_error_handler(env, __func__);
HPDF_Page page = get_HPDF_Page(env, obj);
const char* str = env->GetStringUTFChars(text, 0);
HPDF_Page_TextOut (page, x, y, str);
env->ReleaseStringUTFChars(text, str);
haru_clear_error_handler();
}
JNIEXPORT void JNICALL Java_com_draekko_libharu_PdfPage_showTextNextLine
(JNIEnv *env, jobject obj, jstring text) {
haru_setup_error_handler(env, __func__);
const char* str = env->GetStringUTFChars(text, 0);
HPDF_Page page = get_HPDF_Page(env, obj);
HPDF_Page_ShowText (page, str);
env->ReleaseStringUTFChars(text, str);
haru_clear_error_handler();
}
JNIEXPORT void JNICALL Java_org_libharu_Document_construct
(JNIEnv *env, jobject obj)
{
haru_setup_error_handler(env, __func__);
HPDF_Doc pdf = HPDF_New(haru_error_handler, NULL);
set_HPDF_Doc(env, obj, pdf);
if (pdf == NULL)
haru_throw_exception("Failed to create new PDF document.");
haru_clear_error_handler();
}
JNIEXPORT void JNICALL Java_org_libharu_Page_initIDs
(JNIEnv *env, jclass cls)
{
haru_setup_error_handler(env, __func__);
Document_HPDF_Page_Pointer_ID = env->GetFieldID(cls, "HPDF_Page_Pointer", "I");
if (Document_HPDF_Page_Pointer_ID == NULL) {
return;
}
haru_clear_error_handler();
}
JNIEXPORT jfloat JNICALL Java_com_draekko_libharu_PdfPage_getHeight
(JNIEnv *env, jobject obj) {
haru_setup_error_handler(env, __func__);
HPDF_Page page = get_HPDF_Page(env, obj);
jfloat height = HPDF_Page_GetHeight(page);
haru_clear_error_handler();
return height;
}
JNIEXPORT jfloat JNICALL Java_com_draekko_libharu_PdfPage_getCurrentPositionY
(JNIEnv *env, jobject obj) {
HPDF_Point point;
haru_setup_error_handler(env, __func__);
HPDF_Page page = get_HPDF_Page(env, obj);
point = HPDF_Page_GetCurrentPos(page);
haru_clear_error_handler();
return point.y;
}
JNIEXPORT jint JNICALL Java_com_draekko_libharu_PdfImage_getBitsPerComponent
(JNIEnv *env, jobject obj) {
haru_setup_error_handler(env, __func__);
HPDF_UINT value;
HPDF_Image image = get_HPDF_Image(env, obj);
value = HPDF_Image_GetBitsPerComponent(image);
haru_clear_error_handler();
return value;
}
JNIEXPORT jint JNICALL Java_com_draekko_libharu_PdfImage_getSizeY
(JNIEnv *env, jobject obj) {
haru_setup_error_handler(env, __func__);
HPDF_Point point;
HPDF_Image image = get_HPDF_Image(env, obj);
point = HPDF_Image_GetSize(image);
haru_clear_error_handler();
return point.y;
}
JNIEXPORT jfloat JNICALL Java_org_libharu_Page_getTextWidth
(JNIEnv *env, jobject obj, jstring text)
{
haru_setup_error_handler(env, __func__);
HPDF_Page page = get_HPDF_Page(env, obj);
const char* str = env->GetStringUTFChars(text, 0);
float tw = HPDF_Page_TextWidth (page, str);
env->ReleaseStringUTFChars(text, str);
haru_clear_error_handler();
return tw;
}
JNIEXPORT jstring JNICALL Java_com_draekko_libharu_PdfImage_getColorSpace
(JNIEnv *env, jobject obj) {
haru_setup_error_handler(env, __func__);
const char* ptr_colorspace;
jstring value;
HPDF_Image image = get_HPDF_Image(env, obj);
ptr_colorspace = HPDF_Image_GetColorSpace(image);
value = env->NewStringUTF(ptr_colorspace);
haru_clear_error_handler();
return value;
}
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();
}
JNIEXPORT jint JNICALL Java_com_draekko_libharu_PdfPage_textRect
(JNIEnv *env, jobject obj, jfloat jleft, jfloat jtop, jfloat jright, jfloat jbottom, jstring jtext, jobject jalignmentEnum) {
haru_setup_error_handler(env, __func__);
jclass TextRectAlign = env->FindClass("com/draekko/libharu/PdfPage$TextRectAlign");
jmethodID TextRectAlign_getNameMethod = env->GetMethodID(TextRectAlign, "name", "()Ljava/lang/String;");
jstring alignment_value = (jstring)env->CallObjectMethod(jalignmentEnum, TextRectAlign_getNameMethod);
const char* alignment_str = env->GetStringUTFChars(alignment_value, 0);
const char *text = env->GetStringUTFChars(jtext, 0);
HPDF_UINT *len;
HPDF_REAL left = jleft;
HPDF_REAL top = jtop;
HPDF_REAL right = jright;
HPDF_REAL bottom = jbottom;
HPDF_TextAlignment align;
HPDF_INT value;
if (strcmp(alignment_str, "TALIGN_LEFT") == 0) {
align = HPDF_TALIGN_LEFT;
} else if (strcmp(alignment_str, "TALIGN_RIGHT") == 0) {
align = HPDF_TALIGN_RIGHT;
} else if (strcmp(alignment_str, "TALIGN_CENTER") == 0) {
align = HPDF_TALIGN_CENTER;
} else if (strcmp(alignment_str, "TALIGN_JUSTIFY") == 0) {
align = HPDF_TALIGN_JUSTIFY;
} else {
haru_throw_exception("Unsupported alignment.");
}
HPDF_Page page = get_HPDF_Page(env, obj);
HPDF_Page_TextRect (page, left, top, right, bottom, text, align, len);
env->ReleaseStringUTFChars(jtext, text);
if (len == NULL) {
value = -1;
} else if (len < 0) {
value = 0;
} else {
value = (long)len;
}
haru_clear_error_handler();
return value;
}
JNIEXPORT void JNICALL Java_org_libharu_Document_setPassword
(JNIEnv *env, jobject obj, jstring jownerpass, jstring juserpass)
{
haru_setup_error_handler(env, __func__);
const char *ownerpass = (char*)env->GetStringUTFChars(jownerpass, NULL);
if (ownerpass == NULL) return;
const char *userpass = (char*)env->GetStringUTFChars(juserpass, NULL);
if (userpass == NULL) return;
HPDF_Doc pdf = get_HPDF_Doc(env, obj);
HPDF_SetPassword(pdf, ownerpass, userpass);
env->ReleaseStringUTFChars(jownerpass, ownerpass);
env->ReleaseStringUTFChars(juserpass, userpass);
haru_clear_error_handler();
}
JNIEXPORT jint JNICALL Java_com_draekko_libharu_PdfPage_measureText
(JNIEnv *env, jobject obj, jstring text, jfloat width, jboolean wordwrap, jfloat real_width) {
HPDF_UINT ret = -1;
HPDF_REAL *rw = NULL;
const char* txt = env->GetStringUTFChars(text, 0);
haru_setup_error_handler(env, __func__);
HPDF_Page page = get_HPDF_Page(env, obj);
if (real_width > -1) {
rw = &real_width;
}
ret = HPDF_Page_MeasureText(page, txt, width, wordwrap, rw);
env->ReleaseStringUTFChars(text, txt);
haru_clear_error_handler();
return ret;
}
JNIEXPORT jlong JNICALL Java_com_draekko_libharu_PdfPage_setHeight
(JNIEnv *env, jobject obj, jfloat height) {
haru_setup_error_handler(env, __func__);
HPDF_Page page = get_HPDF_Page(env, obj);
if (height < 3) {
height = 3;
}
if (height > 14400) {
height = 14400;
}
HPDF_REAL status = HPDF_Page_SetHeight (page, height);
haru_clear_error_handler();
return (long)status;
}
JNIEXPORT void JNICALL Java_org_libharu_Page_setLineJoin
(JNIEnv *env, jobject obj, jobject join)
{
haru_setup_error_handler(env, __func__);
jclass LineJoin = env->FindClass("org/libharu/Page$LineJoin");
jmethodID getNameMethod = env->GetMethodID(LineJoin, "name", "()Ljava/lang/String;");
jstring join_value = (jstring)env->CallObjectMethod(join, getNameMethod);
const char* join_str = env->GetStringUTFChars(join_value, 0);
HPDF_Page page = get_HPDF_Page(env, obj);
if (strcmp(join_str, "MITER_JOIN") == 0) HPDF_Page_SetLineJoin(page, HPDF_MITER_JOIN);
else if (strcmp(join_str, "ROUND_JOIN") == 0) HPDF_Page_SetLineJoin(page, HPDF_ROUND_JOIN);
else if (strcmp(join_str, "BEVEL_JOIN") == 0) HPDF_Page_SetLineJoin(page, HPDF_BEVEL_JOIN);
else haru_throw_exception("Unsupported line join.");
env->ReleaseStringUTFChars(join_value, join_str);
haru_clear_error_handler();
}
JNIEXPORT jlong JNICALL Java_com_draekko_libharu_PdfPage_setWidth
(JNIEnv *env, jobject obj, jfloat width) {
haru_setup_error_handler(env, __func__);
HPDF_Page page = get_HPDF_Page(env, obj);
if (width < 3) {
width = 3;
}
if (width > 14400) {
width = 14400;
}
HPDF_REAL status = HPDF_Page_SetWidth (page, width);
haru_clear_error_handler();
return (long)status;
}
JNIEXPORT void JNICALL Java_org_libharu_Page_setSize
(JNIEnv *env, jobject obj, jobject sizeEnum, jobject directionEnum)
{
haru_setup_error_handler(env, __func__);
jclass PageSize = env->FindClass("org/libharu/Page$PageSize");
jmethodID PageSize_getNameMethod = env->GetMethodID(PageSize, "name", "()Ljava/lang/String;");
jstring size_value = (jstring)env->CallObjectMethod(sizeEnum, PageSize_getNameMethod);
const char* size_str = env->GetStringUTFChars(size_value, 0);
jclass PageDirection = env->FindClass("org/libharu/Page$PageDirection");
jmethodID PageDirection_getNameMethod = env->GetMethodID(PageDirection, "name", "()Ljava/lang/String;");
jstring direction_value = (jstring)env->CallObjectMethod(directionEnum, PageDirection_getNameMethod);
const char* direction_str = env->GetStringUTFChars(direction_value, 0);
HPDF_PageSizes size;
if (strcmp(size_str, "LETTER") == 0) size = HPDF_PAGE_SIZE_LETTER;
else if (strcmp(size_str, "LEGAL") == 0) size = HPDF_PAGE_SIZE_LEGAL;
else if (strcmp(size_str, "A3") == 0) size = HPDF_PAGE_SIZE_A3;
else if (strcmp(size_str, "A4") == 0) size = HPDF_PAGE_SIZE_A4;
else if (strcmp(size_str, "A5") == 0) size = HPDF_PAGE_SIZE_A5;
else if (strcmp(size_str, "B4") == 0) size = HPDF_PAGE_SIZE_B4;
else if (strcmp(size_str, "B5") == 0) size = HPDF_PAGE_SIZE_B5;
else if (strcmp(size_str, "EXECUTIVE") == 0) size = HPDF_PAGE_SIZE_EXECUTIVE;
else if (strcmp(size_str, "US4x6") == 0) size = HPDF_PAGE_SIZE_US4x6;
else if (strcmp(size_str, "US4x8") == 0) size = HPDF_PAGE_SIZE_US4x8;
else if (strcmp(size_str, "US5x7") == 0) size = HPDF_PAGE_SIZE_US5x7;
else if (strcmp(size_str, "COMM10") == 0) size = HPDF_PAGE_SIZE_COMM10;
else haru_throw_exception("Unsupported page size.");
HPDF_PageDirection direction;
if (strcmp(direction_str, "PORTRAIT") == 0) direction = HPDF_PAGE_PORTRAIT;
else if (strcmp(direction_str, "LANDSCAPE") == 0) direction = HPDF_PAGE_LANDSCAPE;
else haru_throw_exception("Unsupported orientation.");
HPDF_Page page = get_HPDF_Page(env, obj);
HPDF_Page_SetSize(page, size, direction);
env->ReleaseStringUTFChars(size_value, size_str);
env->ReleaseStringUTFChars(direction_value, direction_str);
haru_clear_error_handler();
}
JNIEXPORT void JNICALL Java_org_libharu_Document_setCompressionMode
(JNIEnv *env, jobject obj, jobject compression)
{
haru_setup_error_handler(env, __func__);
jclass CompressionMode = env->FindClass("org/libharu/Document$CompressionMode");
jmethodID getNameMethod = env->GetMethodID(CompressionMode, "name", "()Ljava/lang/String;");
jstring comp_value = (jstring)env->CallObjectMethod(compression, getNameMethod);
const char* comp_str = env->GetStringUTFChars(comp_value, 0);
HPDF_UINT mode;
if (strcmp(comp_str, "COMP_NONE") == 0) mode = HPDF_COMP_NONE;
else if (strcmp(comp_str, "COMP_TEXT") == 0) mode = HPDF_COMP_TEXT;
else if (strcmp(comp_str, "COMP_IMAGE") == 0) mode = HPDF_COMP_IMAGE;
else if (strcmp(comp_str, "COMP_METADATA") == 0) mode = HPDF_COMP_METADATA;
else if (strcmp(comp_str, "COMP_ALL") == 0) mode = HPDF_COMP_ALL;
else haru_throw_exception("Unknown compression mode.");
HPDF_Doc pdf = get_HPDF_Doc(env, obj);
HPDF_SetCompressionMode (pdf, mode);
haru_clear_error_handler();
}
JNIEXPORT void JNICALL Java_org_libharu_Document_saveToFile
(JNIEnv *env, jobject obj, jstring filename)
{
haru_setup_error_handler(env, __func__);
const char *str = (char*)env->GetStringUTFChars(filename, NULL);
if (str == NULL) return;
HPDF_Doc pdf = get_HPDF_Doc(env, obj);
HPDF_STATUS rc = HPDF_SaveToFile(pdf, str);
env->ReleaseStringUTFChars(filename, str);
if (rc == HPDF_OK)
;
else if (rc == HPDF_INVALID_DOCUMENT)
haru_throw_exception("An invalid document handle is set.");
else if (rc == HPDF_FAILD_TO_ALLOC_MEM)
haru_throw_exception("Memory allocation failed.");
else if (rc == HPDF_FILE_IO_ERROR)
haru_throw_exception("An error occurred while processing file I/O.");
else
haru_throw_exception("Unknown return code.");
haru_clear_error_handler();
}
JNIEXPORT void JNICALL Java_com_draekko_libharu_PdfPage_setLineCap
(JNIEnv *env, jobject obj, jobject cap) {
haru_setup_error_handler(env, __func__);
jclass LineCap = env->FindClass("com/draekko/libharu/PdfPage$LineCap");
jmethodID getNameMethod = env->GetMethodID(LineCap, "name", "()Ljava/lang/String;");
jstring cap_value = (jstring)env->CallObjectMethod(cap, getNameMethod);
const char* cap_str = env->GetStringUTFChars(cap_value, 0);
HPDF_Page page = get_HPDF_Page(env, obj);
if (strcmp(cap_str, "BUTT_END") == 0) {
HPDF_Page_SetLineCap(page, HPDF_BUTT_END);
} else if (strcmp(cap_str, "ROUND_END") == 0) {
HPDF_Page_SetLineCap(page, HPDF_ROUND_END);
} else if (strcmp(cap_str, "PROJECTING_SQUARE_END") == 0) {
HPDF_Page_SetLineCap(page, HPDF_PROJECTING_SQUARE_END);
} else {
haru_throw_exception("Unsupported Cap style.");
}
env->ReleaseStringUTFChars(cap_value, cap_str);
haru_clear_error_handler();
}
