#include #include #ifdef NDK_PROFILER #include "prof.h" #endif #include "mupdf/fitz.h" #include "mupdf/pdf.h" #include "mupdf_native.h" /* javah generated prototypes */ #ifdef HAVE_ANDROID #include #include #define LOG_TAG "libmupdf" #define LOGI(...) __android_log_print(ANDROID_LOG_INFO,LOG_TAG,__VA_ARGS__) #define LOGT(...) __android_log_print(ANDROID_LOG_INFO,"alert",__VA_ARGS__) #define LOGE(...) __android_log_print(ANDROID_LOG_ERROR,LOG_TAG,__VA_ARGS__) #else #undef LOGI #undef LOGE #define LOGI(...) do{printf(__VA_ARGS__);putchar('\n');}while(0) #define LOGE(...) do{printf(__VA_ARGS__);putchar('\n');}while(0) #endif #define MY_JNI_VERSION JNI_VERSION_1_6 #define FUN(A) Java_com_artifex_mupdf_fitz_ ## A #define PKG "com/artifex/mupdf/fitz/" /* Do our best to avoid type casting warnings. */ #define CAST(type, var) (type)pointer_cast(var) static inline void *pointer_cast(jlong l) { return (void *)(intptr_t)l; } static inline jlong jlong_cast(const void *p) { return (jlong)(intptr_t)p; } /* All the cached classes/mids/fids we need. */ static jclass cls_Annot; static jclass cls_ColorSpace; static jclass cls_Cookie; static jclass cls_Device; static jclass cls_DisplayList; static jclass cls_Document; static jclass cls_Exception; static jclass cls_Font; static jclass cls_Image; static jclass cls_Link; static jclass cls_Matrix; static jclass cls_NativeDevice; static jclass cls_Object; static jclass cls_OutOfMemoryError; static jclass cls_Outline; static jclass cls_Page; static jclass cls_Path; static jclass cls_PathWalker; static jclass cls_Pixmap; static jclass cls_Point; static jclass cls_Rect; static jclass cls_Shade; static jclass cls_StrokeState; static jclass cls_Text; static jclass cls_TextWalker; static jclass cls_TryLaterException; static jfieldID fid_Annot_pointer; static jfieldID fid_ColorSpace_pointer; static jfieldID fid_Cookie_pointer; static jfieldID fid_Device_pointer; static jfieldID fid_DisplayList_pointer; static jfieldID fid_Document_pointer; static jfieldID fid_Font_pointer; static jfieldID fid_Image_pointer; static jfieldID fid_Link_pointer; static jfieldID fid_Matrix_a; static jfieldID fid_Matrix_b; static jfieldID fid_Matrix_c; static jfieldID fid_Matrix_d; static jfieldID fid_Matrix_e; static jfieldID fid_Matrix_f; static jfieldID fid_NativeDevice_nativeInfo; static jfieldID fid_NativeDevice_nativeResource; static jfieldID fid_Outline_pointer; static jfieldID fid_Page_nativeAnnots; static jfieldID fid_Page_pointer; static jfieldID fid_Path_pointer; static jfieldID fid_Pixmap_pointer; static jfieldID fid_Rect_x0; static jfieldID fid_Rect_x1; static jfieldID fid_Rect_y0; static jfieldID fid_Rect_y1; static jfieldID fid_Shade_pointer; static jfieldID fid_StrokeState_pointer; static jfieldID fid_Text_pointer; static jmethodID mid_Annot_init; static jmethodID mid_ColorSpace_fromPointer; static jmethodID mid_ColorSpace_init; static jmethodID mid_Device_beginGroup; static jmethodID mid_Device_beginMask; static jmethodID mid_Device_beginPage; static jmethodID mid_Device_beginTile; static jmethodID mid_Device_clipImageMask; static jmethodID mid_Device_clipPath; static jmethodID mid_Device_clipStrokePath; static jmethodID mid_Device_clipStrokeText; static jmethodID mid_Device_clipText; static jmethodID mid_Device_endGroup; static jmethodID mid_Device_endMask; static jmethodID mid_Device_endPage; static jmethodID mid_Device_endTile; static jmethodID mid_Device_fillImage; static jmethodID mid_Device_fillImageMask; static jmethodID mid_Device_fillPath; static jmethodID mid_Device_fillShade; static jmethodID mid_Device_fillText; static jmethodID mid_Device_ignoreText; static jmethodID mid_Device_popClip; static jmethodID mid_Device_strokePath; static jmethodID mid_Device_strokeText; static jmethodID mid_Font_init; static jmethodID mid_Image_init; static jmethodID mid_Matrix_init; static jmethodID mid_Object_toString; static jmethodID mid_Outline_init; static jmethodID mid_Page_init; static jmethodID mid_PathWalker_closePath; static jmethodID mid_PathWalker_curveTo; static jmethodID mid_PathWalker_lineTo; static jmethodID mid_PathWalker_moveTo; static jmethodID mid_Path_init; static jmethodID mid_Pixmap_init; static jmethodID mid_Point_init; static jmethodID mid_Rect_init; static jmethodID mid_Shade_init; static jmethodID mid_StrokeState_init; static jmethodID mid_Text_init; static jmethodID mid_TextWalker_showGlyph; static pthread_key_t context_key; static fz_context *base_context; /* Helper functions to set the java exception flag. */ static void jni_throw(JNIEnv *env, int type, const char *mess) { if (type == FZ_ERROR_TRYLATER) (*env)->ThrowNew(env, cls_TryLaterException, mess); else (*env)->ThrowNew(env, cls_Exception, mess); } static void jni_throw_oom(JNIEnv *env, const char *info) { (*env)->ThrowNew(env, cls_OutOfMemoryError, info); } static void jni_rethrow(JNIEnv *env, fz_context *ctx) { jni_throw(env, fz_caught(ctx), fz_caught_message(ctx)); } /* Convert a java exception and throw into fitz. */ static void fz_throw_java(fz_context *ctx, JNIEnv *env) { jthrowable ex = (*env)->ExceptionOccurred(env); if (ex) { jobject msg = (*env)->CallObjectMethod(env, ex, mid_Object_toString); if (msg) { const char *p = (*env)->GetStringUTFChars(env, msg, NULL); if (p) { char buf[256]; fz_strlcpy(buf, p, sizeof buf); (*env)->ReleaseStringUTFChars(env, msg, p); fz_throw(ctx, FZ_ERROR_GENERIC, "%s", buf); } } } fz_throw(ctx, FZ_ERROR_GENERIC, "unknown java error"); } /* Load classes, field and method IDs. */ static const char *current_class_name = NULL; static jclass current_class = NULL; static jclass get_class(int *failed, JNIEnv *env, const char *name) { jclass local; if (*failed) return NULL; current_class_name = name; local = (*env)->FindClass(env, name); if (local == NULL) { LOGI("Failed to find class %s", name); *failed = 1; return NULL; } current_class = (*env)->NewGlobalRef(env, local); if (current_class == NULL) { LOGI("Failed to make global ref for %s", name); *failed = 1; return NULL; } (*env)->DeleteLocalRef(env, local); return current_class; } static jfieldID get_field(int *failed, JNIEnv *env, const char *field, const char *sig) { jfieldID fid; if (*failed || current_class == NULL) return NULL; fid = (*env)->GetFieldID(env, current_class, field, sig); if (fid == 0) { LOGI("Failed to get field for %s %s %s", current_class_name, field, sig); *failed = 1; } return fid; } static jmethodID get_method(int *failed, JNIEnv *env, const char *method, const char *sig) { jmethodID mid; if (*failed || current_class == NULL) return NULL; mid = (*env)->GetMethodID(env, current_class, method, sig); if (mid == 0) { LOGI("Failed to get method for %s %s %s", current_class_name, method, sig); *failed = 1; } return mid; } static jmethodID get_static_method(int *failed, JNIEnv *env, const char *method, const char *sig) { jmethodID mid; if (*failed || current_class == NULL) return NULL; mid = (*env)->GetStaticMethodID(env, current_class, method, sig); if (mid == 0) { LOGI("Failed to get static method for %s %s %s", current_class_name, method, sig); *failed = 1; } return mid; } static int find_fids(JNIEnv *env) { int err = 0; cls_Annot = get_class(&err, env, PKG"Annotation"); fid_Annot_pointer = get_field(&err, env, "pointer", "J"); mid_Annot_init = get_method(&err, env, "", "(J)V"); cls_ColorSpace = get_class(&err, env, PKG"ColorSpace"); fid_ColorSpace_pointer = get_field(&err, env, "pointer", "J"); mid_ColorSpace_init = get_method(&err, env, "", "(J)V"); mid_ColorSpace_fromPointer = get_static_method(&err, env, "fromPointer", "(J)L"PKG"ColorSpace;"); cls_Cookie = get_class(&err, env, PKG"Cookie"); fid_Cookie_pointer = get_field(&err, env, "pointer", "J"); cls_Device = get_class(&err, env, PKG"Device"); fid_Device_pointer = get_field(&err, env, "pointer", "J"); mid_Device_beginPage = get_method(&err, env, "beginPage", "(L"PKG"Rect;L"PKG"Matrix;)V"); mid_Device_endPage = get_method(&err, env, "endPage", "()V"); mid_Device_fillPath = get_method(&err, env, "fillPath", "(L"PKG"Path;ZL"PKG"Matrix;L"PKG"ColorSpace;[FF)V"); mid_Device_strokePath = get_method(&err, env, "strokePath", "(L"PKG"Path;L"PKG"StrokeState;L"PKG"Matrix;L"PKG"ColorSpace;[FF)V"); mid_Device_clipPath = get_method(&err, env, "clipPath", "(L"PKG"Path;ZL"PKG"Matrix;)V"); mid_Device_clipStrokePath = get_method(&err, env, "clipStrokePath", "(L"PKG"Path;L"PKG"StrokeState;L"PKG"Matrix;)V"); mid_Device_fillText = get_method(&err, env, "fillText", "(L"PKG"Text;L"PKG"Matrix;L"PKG"ColorSpace;[FF)V"); mid_Device_strokeText = get_method(&err, env, "strokeText", "(L"PKG"Text;L"PKG"StrokeState;L"PKG"Matrix;L"PKG"ColorSpace;[FF)V"); mid_Device_clipText = get_method(&err, env, "clipText", "(L"PKG"Text;L"PKG"Matrix;)V"); mid_Device_clipStrokeText = get_method(&err, env, "clipStrokeText", "(L"PKG"Text;L"PKG"StrokeState;L"PKG"Matrix;)V"); mid_Device_ignoreText = get_method(&err, env, "ignoreText", "(L"PKG"Text;L"PKG"Matrix;)V"); mid_Device_fillShade = get_method(&err, env, "fillShade", "(L"PKG"Shade;L"PKG"Matrix;F)V"); mid_Device_fillImage = get_method(&err, env, "fillImage", "(L"PKG"Image;L"PKG"Matrix;F)V"); mid_Device_fillImageMask = get_method(&err, env, "fillImageMask", "(L"PKG"Image;L"PKG"Matrix;L"PKG"ColorSpace;[FF)V"); mid_Device_clipImageMask = get_method(&err, env, "clipImageMask", "(L"PKG"Image;L"PKG"Matrix;)V"); mid_Device_popClip = get_method(&err, env, "popClip", "()V"); mid_Device_beginMask = get_method(&err, env, "beginMask", "(L"PKG"Rect;ZL"PKG"ColorSpace;[F)V"); mid_Device_endMask = get_method(&err, env, "endMask", "()V"); mid_Device_beginGroup = get_method(&err, env, "beginGroup", "(L"PKG"Rect;ZZIF)V"); mid_Device_endGroup = get_method(&err, env, "endGroup", "()V"); mid_Device_beginTile = get_method(&err, env, "beginTile", "(L"PKG"Rect;L"PKG"Rect;FFL"PKG"Matrix;I)I"); mid_Device_endTile = get_method(&err, env, "endTile", "()V"); cls_NativeDevice = get_class(&err, env, PKG"NativeDevice"); fid_NativeDevice_nativeResource = get_field(&err, env, "nativeResource", "Ljava/lang/Object;"); fid_NativeDevice_nativeInfo = get_field(&err, env, "nativeInfo", "J"); cls_DisplayList = get_class(&err, env, PKG"DisplayList"); fid_DisplayList_pointer = get_field(&err, env, "pointer", "J"); cls_Document = get_class(&err, env, PKG"Document"); fid_Document_pointer = get_field(&err, env, "pointer", "J"); cls_Font = get_class(&err, env, PKG"Font"); fid_Font_pointer = get_field(&err, env, "pointer", "J"); mid_Font_init = get_method(&err, env, "", "(J)V"); cls_Image = get_class(&err, env, PKG"Image"); fid_Image_pointer = get_field(&err, env, "pointer", "J"); mid_Image_init = get_method(&err, env, "", "(J)V"); cls_Link = get_class(&err, env, PKG"Link"); fid_Link_pointer = get_field(&err, env, "pointer", "J"); cls_Matrix = get_class(&err, env, PKG"Matrix"); fid_Matrix_a = get_field(&err, env, "a", "F"); fid_Matrix_b = get_field(&err, env, "b", "F"); fid_Matrix_c = get_field(&err, env, "c", "F"); fid_Matrix_d = get_field(&err, env, "d", "F"); fid_Matrix_e = get_field(&err, env, "e", "F"); fid_Matrix_f = get_field(&err, env, "f", "F"); mid_Matrix_init = get_method(&err, env, "", "(FFFFFF)V"); cls_Outline = get_class(&err, env, PKG"Outline"); fid_Outline_pointer = get_field(&err, env, "pointer", "J"); mid_Outline_init = get_method(&err, env, "", "(J)V"); cls_Page = get_class(&err, env, PKG"Page"); fid_Page_pointer = get_field(&err, env, "pointer", "J"); fid_Page_nativeAnnots = get_field(&err, env, "nativeAnnots", "[L"PKG"Annotation;"); mid_Page_init = get_method(&err, env, "", "(J)V"); cls_Path = get_class(&err, env, PKG"Path"); fid_Path_pointer = get_field(&err, env, "pointer", "J"); mid_Path_init = get_method(&err, env, "", "(J)V"); cls_Pixmap = get_class(&err, env, PKG"Pixmap"); fid_Pixmap_pointer = get_field(&err, env, "pointer", "J"); mid_Pixmap_init = get_method(&err, env, "", "(J)V"); cls_Point = get_class(&err, env, PKG"Point"); mid_Point_init = get_method(&err, env, "", "(FF)V"); cls_PathWalker = get_class(&err, env, PKG"PathWalker"); mid_PathWalker_moveTo = get_method(&err, env, "moveTo", "(FF)V"); mid_PathWalker_lineTo = get_method(&err, env, "lineTo", "(FF)V"); mid_PathWalker_curveTo = get_method(&err, env, "curveTo", "(FFFFFF)V"); mid_PathWalker_closePath = get_method(&err, env, "closePath", "()V"); cls_Rect = get_class(&err, env, PKG"Rect"); fid_Rect_x0 = get_field(&err, env, "x0", "F"); fid_Rect_x1 = get_field(&err, env, "x1", "F"); fid_Rect_y0 = get_field(&err, env, "y0", "F"); fid_Rect_y1 = get_field(&err, env, "y1", "F"); mid_Rect_init = get_method(&err, env, "", "(FFFF)V"); cls_Shade = get_class(&err, env, PKG"Shade"); fid_Shade_pointer = get_field(&err, env, "pointer", "J"); mid_Shade_init = get_method(&err, env, "", "(J)V"); cls_StrokeState = get_class(&err, env, PKG"StrokeState"); fid_StrokeState_pointer = get_field(&err, env, "pointer", "J"); mid_StrokeState_init = get_method(&err, env, "", "(J)V"); cls_Text = get_class(&err, env, PKG"Text"); fid_Text_pointer = get_field(&err, env, "pointer", "J"); mid_Text_init = get_method(&err, env, "", "(J)V"); cls_TextWalker = get_class(&err, env, PKG"TextWalker"); mid_TextWalker_showGlyph = get_method(&err, env, "showGlyph", "(L"PKG"Font;L"PKG"Matrix;IIZ)V"); cls_TryLaterException = get_class(&err, env, PKG"TryLaterException"); /* Standard Java classes */ cls_Object = get_class(&err, env, "java/lang/Object"); mid_Object_toString = get_method(&err, env, "toString", "()Ljava/lang/String;"); cls_Exception = get_class(&err, env, "java/lang/Exception"); cls_OutOfMemoryError = get_class(&err, env, "java/lang/OutOfMemoryError"); return err; } static void lose_fids(JNIEnv *env) { (*env)->DeleteGlobalRef(env, cls_Annot); (*env)->DeleteGlobalRef(env, cls_ColorSpace); (*env)->DeleteGlobalRef(env, cls_Cookie); (*env)->DeleteGlobalRef(env, cls_Device); (*env)->DeleteGlobalRef(env, cls_DisplayList); (*env)->DeleteGlobalRef(env, cls_Document); (*env)->DeleteGlobalRef(env, cls_Exception); (*env)->DeleteGlobalRef(env, cls_Font); (*env)->DeleteGlobalRef(env, cls_Image); (*env)->DeleteGlobalRef(env, cls_Link); (*env)->DeleteGlobalRef(env, cls_Matrix); (*env)->DeleteGlobalRef(env, cls_NativeDevice); (*env)->DeleteGlobalRef(env, cls_Object); (*env)->DeleteGlobalRef(env, cls_OutOfMemoryError); (*env)->DeleteGlobalRef(env, cls_Outline); (*env)->DeleteGlobalRef(env, cls_Page); (*env)->DeleteGlobalRef(env, cls_Path); (*env)->DeleteGlobalRef(env, cls_PathWalker); (*env)->DeleteGlobalRef(env, cls_Pixmap); (*env)->DeleteGlobalRef(env, cls_Point); (*env)->DeleteGlobalRef(env, cls_Rect); (*env)->DeleteGlobalRef(env, cls_Shade); (*env)->DeleteGlobalRef(env, cls_StrokeState); (*env)->DeleteGlobalRef(env, cls_Text); (*env)->DeleteGlobalRef(env, cls_TryLaterException); } /* Put the fz_context in thread-local storage */ static pthread_mutex_t mutexes[FZ_LOCK_MAX]; static void lock(void *user, int lock) { (void)pthread_mutex_lock(&mutexes[lock]); } static void unlock(void *user, int lock) { (void)pthread_mutex_unlock(&mutexes[lock]); } static const fz_locks_context locks = { NULL, /* user */ lock, unlock }; static void fin_base_context(JNIEnv *env) { int i; for (i = 0; i < FZ_LOCK_MAX; i++) (void)pthread_mutex_destroy(&mutexes[i]); fz_drop_context(base_context); base_context = NULL; } static int init_base_context(JNIEnv *env) { int i; pthread_key_create(&context_key, NULL); for (i = 0; i < FZ_LOCK_MAX; i++) (void)pthread_mutex_init(&mutexes[i], NULL); base_context = fz_new_context(NULL, &locks, FZ_STORE_DEFAULT); if (base_context == NULL) return -1; fz_register_document_handlers(base_context); return 0; } static fz_context *get_context(JNIEnv *env) { fz_context *ctx = (fz_context *)pthread_getspecific(context_key); if (ctx != NULL) return ctx; ctx = fz_clone_context(base_context); if (ctx == NULL) { jni_throw_oom(env, "Failed to clone fz_context"); return NULL; } pthread_setspecific(context_key, ctx); return ctx; } jint JNI_OnLoad(JavaVM *vm, void *reserved) { JNIEnv *env; if ((*vm)->GetEnv(vm, (void **)&env, MY_JNI_VERSION) != JNI_OK) return -1; return MY_JNI_VERSION; } void JNI_OnUnload(JavaVM *vm, void *reserved) { JNIEnv *env; if ((*vm)->GetEnv(vm, (void **)&env, MY_JNI_VERSION) != JNI_OK) return; /* If this fails, we're really in trouble! */ fz_drop_context(base_context); base_context = NULL; lose_fids(env); } JNIEXPORT jint JNICALL FUN(Context_initNative)(JNIEnv *env, jclass cls) { /* Must init the context before find_finds, because the act of * finding the fids can cause classes to load. This causes * statics to be setup, which can in turn call JNI code, which * requires the context. (For example see ColorSpace) */ if (init_base_context(env) < 0) return -1; if (find_fids(env) != 0) { fin_base_context(env); return -1; } return 0; } /* Conversion functions: C to Java. These all throw fitz exceptions. */ static inline jobject to_Matrix(fz_context *ctx, JNIEnv *env, const fz_matrix *mat) { jobject jobj; if (ctx == NULL) return NULL; jobj = (*env)->NewObject(env, cls_Matrix, mid_Matrix_init, mat->a, mat->b, mat->c, mat->d, mat->e, mat->f); if (jobj == NULL) fz_throw_java(ctx, env); return jobj; } static inline jobject to_Rect(fz_context *ctx, JNIEnv *env, const fz_rect *rect) { jobject jobj; if (ctx == NULL) return NULL; jobj = (*env)->NewObject(env, cls_Rect, mid_Rect_init, rect->x0, rect->y0, rect->x1, rect->y1); if (jobj == NULL) fz_throw_java(ctx, env); return jobj; } static inline jobject to_Point(fz_context *ctx, JNIEnv *env, fz_point point) { jobject jpoint; if (ctx == NULL) return NULL; jpoint = (*env)->NewObject(env, cls_Point, mid_Point_init, point.x, point.y); if (jpoint == NULL) fz_throw_java(ctx, env); return jpoint; } static inline jfloatArray to_jfloatArray(fz_context *ctx, JNIEnv *env, const float *color, jint n) { jfloatArray arr; if (ctx == NULL) return NULL; arr = (*env)->NewFloatArray(env, n); if (arr == NULL) fz_throw_java(ctx, env); (*env)->SetFloatArrayRegion(env, arr, 0, n, color); return arr; } static inline jobject to_Annotation(fz_context *ctx, JNIEnv *env, fz_annot *annot) { jobject jannot; if (ctx == NULL || annot == NULL) return NULL; jannot = (*env)->NewObject(env, cls_Annot, mid_Annot_init, annot); if (jannot == NULL) fz_throw_java(ctx, env); return jannot; } static inline jobject to_ColorSpace(fz_context *ctx, JNIEnv *env, fz_colorspace *cs) { jobject jobj; if (ctx == NULL || cs == NULL) return NULL; jobj = (*env)->CallStaticObjectMethod(env, cls_ColorSpace, mid_ColorSpace_fromPointer, jlong_cast(cs)); if (jobj == NULL) fz_throw_java(ctx, env); fz_keep_colorspace(ctx, cs); return jobj; } /* don't throw fitz exceptions */ static inline jobject to_Font_safe(fz_context *ctx, JNIEnv *env, fz_font *font) { jobject jfont; if (ctx == NULL || font == NULL) return NULL; jfont = (*env)->NewObject(env, cls_Font, mid_Font_init, jlong_cast(font)); if (jfont != NULL) fz_keep_font(ctx, font); return jfont; } static inline jobject to_Image(fz_context *ctx, JNIEnv *env, fz_image *img) { jobject jobj; if (ctx == NULL || img == NULL) return NULL; jobj = (*env)->NewObject(env, cls_Image, mid_Image_init, jlong_cast(img)); if (jobj == NULL) fz_throw_java(ctx, env); fz_keep_image(ctx, img); return jobj; } #if 0 static inline jobject to_Outline(fz_context *ctx, JNIEnv *env, fz_outline *outline) { jobject joutline; if (ctx == NULL || outline == NULL) return NULL; joutline = (*env)->NewObject(env, cls_Outline, mid_Outline_init, jlong_cast(outline)); if (joutline == NULL) fz_throw_java(ctx, env); fz_keep_outline(ctx, outline); return joutline; } #endif /* take ownership and don't throw fitz exceptions */ static inline jobject to_Outline_safe(fz_context *ctx, JNIEnv *env, fz_outline *outline) { jobject joutline; if (ctx == NULL || outline == NULL) return NULL; joutline = (*env)->NewObject(env, cls_Outline, mid_Outline_init, jlong_cast(outline)); if (joutline == NULL) { fz_drop_outline(ctx, outline); return NULL; } return joutline; } #if 0 static inline jobject to_Page(fz_context *ctx, JNIEnv *env, fz_page *page) { jobject jobj; if (ctx == NULL || page == NULL) return NULL; jobj = (*env)->NewObject(env, cls_Page, mid_Page_init, jlong_cast(page)); if (jobj == NULL) fz_throw_java(ctx, env); return jobj; } #endif /* take ownership and don't throw fitz exceptions */ static inline jobject to_Page_safe(fz_context *ctx, JNIEnv *env, fz_page *page) { jobject jobj; if (ctx == NULL || page == NULL) return NULL; jobj = (*env)->NewObject(env, cls_Page, mid_Page_init, jlong_cast(page)); if (jobj == NULL) { fz_drop_page(ctx, page); return NULL; } return jobj; } static inline jobject to_Path(fz_context *ctx, JNIEnv *env, const fz_path *path) { jobject jobj; if (ctx == NULL || path == NULL) return NULL; jobj = (*env)->NewObject(env, cls_Path, mid_Path_init, jlong_cast(path)); if (jobj == NULL) fz_throw_java(ctx, env); fz_keep_path(ctx, path); return jobj; } #if 0 static inline jobject to_Pixmap(fz_context *ctx, JNIEnv *env, fz_pixmap *pixmap) { jobject jobj; if (ctx == NULL || pixmap == NULL) return NULL; jobj = (*env)->NewObject(env, cls_Pixmap, mid_Pixmap_init, jlong_cast(pixmap)); if (jobj == NULL) fz_throw_java(ctx, env); fz_keep_pixmap(ctx, pixmap); return jobj; } #endif /* take ownership and don't throw fitz exceptions */ static inline jobject to_Pixmap_safe(fz_context *ctx, JNIEnv *env, fz_pixmap *pixmap) { jobject jobj; if (ctx == NULL || pixmap == NULL) return NULL; jobj = (*env)->NewObject(env, cls_Pixmap, mid_Pixmap_init, jlong_cast(pixmap)); if (jobj == NULL) { fz_drop_pixmap(ctx, pixmap); return NULL; } return jobj; } static inline jobject to_Shade(fz_context *ctx, JNIEnv *env, fz_shade *shade) { jobject jobj; if (ctx == NULL || shade == NULL) return NULL; jobj = (*env)->NewObject(env, cls_Shade, mid_Shade_init, jlong_cast(shade)); if (jobj == NULL) fz_throw_java(ctx, env); fz_keep_shade(ctx, shade); return jobj; } static inline jobject to_StrokeState(fz_context *ctx, JNIEnv *env, const fz_stroke_state *state) { jobject jobj; if (ctx == NULL) return NULL; jobj = (*env)->NewObject(env, cls_StrokeState, mid_StrokeState_init, jlong_cast(state)); if (jobj == NULL) fz_throw_java(ctx, env); fz_keep_stroke_state(ctx, state); return jobj; } static inline jobject to_Text(fz_context *ctx, JNIEnv *env, const fz_text *text) { jobject jobj; if (ctx == NULL) return NULL; jobj = (*env)->NewObject(env, cls_Text, mid_Text_init, jlong_cast(text)); if (jobj == NULL) fz_throw_java(ctx, env); fz_keep_text(ctx, text); return jobj; } /* Conversion functions: Java to C. These all throw java exceptions. */ static inline fz_matrix from_Matrix(JNIEnv *env, jobject jmat) { fz_matrix mat; mat.a = (*env)->GetFloatField(env, jmat, fid_Matrix_a); mat.b = (*env)->GetFloatField(env, jmat, fid_Matrix_b); mat.c = (*env)->GetFloatField(env, jmat, fid_Matrix_c); mat.d = (*env)->GetFloatField(env, jmat, fid_Matrix_d); mat.e = (*env)->GetFloatField(env, jmat, fid_Matrix_e); mat.f = (*env)->GetFloatField(env, jmat, fid_Matrix_f); return mat; } static inline fz_rect from_Rect(JNIEnv *env, jobject jrect) { fz_rect rect; rect.x0 = (*env)->GetFloatField(env, jrect, fid_Rect_x0); rect.x1 = (*env)->GetFloatField(env, jrect, fid_Rect_x1); rect.y0 = (*env)->GetFloatField(env, jrect, fid_Rect_y0); rect.y1 = (*env)->GetFloatField(env, jrect, fid_Rect_y1); return rect; } static inline void from_jfloatArray(JNIEnv *env, float *color, jint n, jfloatArray jcolor) { jsize len = (*env)->GetArrayLength(env, jcolor); if (len > n) len = n; (*env)->GetFloatArrayRegion(env, jcolor, 0, len, color); if (len < n) memset(color+len, 0, (n-len)*sizeof(float)); } static inline fz_annot *from_Annotation(JNIEnv *env, jobject jobj) { if (jobj == NULL) return NULL; return CAST(fz_annot *, (*env)->GetLongField(env, jobj, fid_Annot_pointer)); } static inline fz_cookie *from_Cookie(JNIEnv *env, jobject jobj) { if (jobj == NULL) return NULL; return CAST(fz_cookie *, (*env)->GetLongField(env, jobj, fid_Cookie_pointer)); } static inline fz_colorspace *from_ColorSpace(JNIEnv *env, jobject jobj) { if (jobj == NULL) return NULL; return CAST(fz_colorspace *, (*env)->GetLongField(env, jobj, fid_ColorSpace_pointer)); } static fz_device *from_Device(JNIEnv *env, jobject jobj, fz_context *ctx) { if (jobj == NULL) return NULL; return CAST(fz_device *, (*env)->GetLongField(env, jobj, fid_Device_pointer)); } static inline fz_display_list *from_DisplayList(JNIEnv *env, jobject jobj) { if (jobj == NULL) return NULL; return CAST(fz_display_list *, (*env)->GetLongField(env, jobj, fid_DisplayList_pointer)); } static inline fz_document *from_Document(JNIEnv *env, jobject jobj) { if (jobj == NULL) return NULL; return CAST(fz_document *, (*env)->GetLongField(env, jobj, fid_Document_pointer)); } static inline fz_font *from_Font(JNIEnv *env, jobject jobj) { if (jobj == NULL) return NULL; return CAST(fz_font *, (*env)->GetLongField(env, jobj, fid_Font_pointer)); } static inline fz_image *from_Image(JNIEnv *env, jobject jobj) { if (jobj == NULL) return NULL; return CAST(fz_image *, (*env)->GetLongField(env, jobj, fid_Image_pointer)); } static inline fz_link *from_Link(JNIEnv *env, jobject jobj) { if (jobj == NULL) return NULL; return CAST(fz_link *, (*env)->GetLongField(env, jobj, fid_Link_pointer)); } static inline fz_outline *from_Outline(JNIEnv *env, jobject jobj) { if (jobj == NULL) return NULL; return CAST(fz_outline *, (*env)->GetLongField(env, jobj, fid_Outline_pointer)); } static inline fz_page *from_Page(JNIEnv *env, jobject jobj) { if (jobj == NULL) return NULL; return CAST(fz_page *, (*env)->GetLongField(env, jobj, fid_Page_pointer)); } static inline fz_path *from_Path(JNIEnv *env, jobject jobj) { if (jobj == NULL) return NULL; return CAST(fz_path *, (*env)->GetLongField(env, jobj, fid_Path_pointer)); } static inline fz_pixmap *from_Pixmap(JNIEnv *env, jobject jobj) { if (jobj == NULL) return NULL; return CAST(fz_pixmap *, (*env)->GetLongField(env, jobj, fid_Pixmap_pointer)); } static inline fz_shade *from_Shade(JNIEnv *env, jobject jobj) { if (jobj == NULL) return NULL; return CAST(fz_shade *, (*env)->GetLongField(env, jobj, fid_Shade_pointer)); } static inline fz_stroke_state *from_StrokeState(JNIEnv *env, jobject jobj) { if (jobj == NULL) return NULL; return CAST(fz_stroke_state *, (*env)->GetLongField(env, jobj, fid_StrokeState_pointer)); } static inline fz_text *from_Text(JNIEnv *env, jobject jobj) { if (jobj == NULL) return NULL; return CAST(fz_text *, (*env)->GetLongField(env, jobj, fid_Text_pointer)); } /* Devices can either be implemented in C, or in Java. We therefore have to think about 4 possible call combinations. 1) C -> C: The standard mupdf case. No special worries here. 2) C -> Java: This can only happen when we call run on a page/annotation/ displaylist. We need to ensure that the java Device has an appropriate fz_java_device generated for it, which is done by the Device constructor. The 'run' calls take care to lock/unlock for us. 3) Java -> C: The C device will have a java shim (a subclass of NativeDevice). All calls will go through the device methods in NativeDevice, which converts the java objects to C ones, and lock/unlock any underlying objects as required. 4) Java -> Java: No special worries. */ typedef struct { fz_device super; JNIEnv *env; jobject self; } fz_java_device; static void fz_java_device_begin_page(fz_context *ctx, fz_device *dev, const fz_rect *rect, const fz_matrix *ctm) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jrect = to_Rect(ctx, env, rect); jobject jctm = to_Matrix(ctx, env, ctm); (*env)->CallVoidMethod(env, jdev->self, mid_Device_beginPage, jrect, jctm); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_end_page(fz_context *ctx, fz_device *dev) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; (*env)->CallVoidMethod(env, jdev->self, mid_Device_endPage); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_fill_path(fz_context *ctx, fz_device *dev, const fz_path *path, int even_odd, const fz_matrix *ctm, fz_colorspace *cs, const float *color, float alpha) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jpath = to_Path(ctx, env, path); jobject jcs = to_ColorSpace(ctx, env, cs); jobject jctm = to_Matrix(ctx, env, ctm); jfloatArray jcolor = to_jfloatArray(ctx, env, color, cs ? cs->n : FZ_MAX_COLORS); (*env)->CallVoidMethod(env, jdev->self, mid_Device_fillPath, jpath, (jboolean)even_odd, jctm, jcs, jcolor, alpha); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_stroke_path(fz_context *ctx, fz_device *dev, const fz_path *path, const fz_stroke_state *state, const fz_matrix *ctm, fz_colorspace *cs, const float *color, float alpha) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jpath = to_Path(ctx, env, path); jobject jstate = to_StrokeState(ctx, env, state); jobject jcs = to_ColorSpace(ctx, env, cs); jobject jctm = to_Matrix(ctx, env, ctm); jfloatArray jcolor = to_jfloatArray(ctx, env, color, cs ? cs->n : FZ_MAX_COLORS); (*env)->CallVoidMethod(env, jdev->self, mid_Device_strokePath, jpath, jstate, jctm, jcs, jcolor, alpha); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_clip_path(fz_context *ctx, fz_device *dev, const fz_path *path, int even_odd, const fz_matrix *ctm, const fz_rect *scissor) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jpath = to_Path(ctx, env, path); jobject jctm = to_Matrix(ctx, env, ctm); (*env)->CallVoidMethod(env, jdev->self, mid_Device_clipPath, jpath, (jboolean)even_odd, jctm); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_clip_stroke_path(fz_context *ctx, fz_device *dev, const fz_path *path, const fz_stroke_state *state, const fz_matrix *ctm, const fz_rect *scissor) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jpath = to_Path(ctx, env, path); jobject jstate = to_StrokeState(ctx, env, state); jobject jctm = to_Matrix(ctx, env, ctm); (*env)->CallVoidMethod(env, jdev->self, mid_Device_clipStrokePath, jpath, jstate, jctm); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_fill_text(fz_context *ctx, fz_device *dev, const fz_text *text, const fz_matrix *ctm, fz_colorspace *cs, const float *color, float alpha) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jtext = to_Text(ctx, env, text); jobject jctm = to_Matrix(ctx, env, ctm); jobject jcs = to_ColorSpace(ctx, env, cs); jfloatArray jcolor = to_jfloatArray(ctx, env, color, cs ? cs->n : FZ_MAX_COLORS); (*env)->CallVoidMethod(env, jdev->self, mid_Device_fillText, jtext, jctm, jcs, jcolor, alpha); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_stroke_text(fz_context *ctx, fz_device *dev, const fz_text *text, const fz_stroke_state *state, const fz_matrix *ctm, fz_colorspace *cs, const float *color, float alpha) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jtext = to_Text(ctx, env, text); jobject jstate = to_StrokeState(ctx, env, state); jobject jctm = to_Matrix(ctx, env, ctm); jobject jcs = to_ColorSpace(ctx, env, cs); jfloatArray jcolor = to_jfloatArray(ctx, env, color, cs ? cs->n : FZ_MAX_COLORS); (*env)->CallVoidMethod(env, jdev->self, mid_Device_strokeText, jtext, jstate, jctm, jcs, jcolor, alpha); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_clip_text(fz_context *ctx, fz_device *dev, const fz_text *text, const fz_matrix *ctm, const fz_rect *scissor) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jtext = to_Text(ctx, env, text); jobject jctm = to_Matrix(ctx, env, ctm); (*env)->CallVoidMethod(env, jdev->self, mid_Device_clipText, jtext, jctm); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_clip_stroke_text(fz_context *ctx, fz_device *dev, const fz_text *text, const fz_stroke_state *state, const fz_matrix *ctm, const fz_rect *scissor) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jtext = to_Text(ctx, env, text); jobject jstate = to_StrokeState(ctx, env, state); jobject jctm = to_Matrix(ctx, env, ctm); (*env)->CallVoidMethod(env, jdev->self, mid_Device_clipStrokeText, jtext, jstate, jctm); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_ignore_text(fz_context *ctx, fz_device *dev, const fz_text *text, const fz_matrix *ctm) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jtext = to_Text(ctx, env, text); jobject jctm = to_Matrix(ctx, env, ctm); (*env)->CallVoidMethod(env, jdev->self, mid_Device_ignoreText, jtext, jctm); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_fill_shade(fz_context *ctx, fz_device *dev, fz_shade *shd, const fz_matrix *ctm, float alpha) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jshd = to_Shade(ctx, env, shd); jobject jctm = to_Matrix(ctx, env, ctm); (*env)->CallVoidMethod(env, jdev->self, mid_Device_fillShade, jshd, jctm, alpha); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_fill_image(fz_context *ctx, fz_device *dev, fz_image *img, const fz_matrix *ctm, float alpha) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jimg = to_Image(ctx, env, img); jobject jctm = to_Matrix(ctx, env, ctm); (*env)->CallVoidMethod(env, jdev->self, mid_Device_fillImage, jimg, jctm, alpha); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_fill_image_mask(fz_context *ctx, fz_device *dev, fz_image *img, const fz_matrix *ctm, fz_colorspace *cs, const float *color, float alpha) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jimg = to_Image(ctx, env, img); jobject jctm = to_Matrix(ctx, env, ctm); jobject jcs = to_ColorSpace(ctx, env, cs); jfloatArray jcolor = to_jfloatArray(ctx, env, color, cs ? cs->n : FZ_MAX_COLORS); (*env)->CallVoidMethod(env, jdev->self, mid_Device_fillImageMask, jimg, jctm, jcs, jcolor, alpha); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_clip_image_mask(fz_context *ctx, fz_device *dev, fz_image *img, const fz_matrix *ctm, const fz_rect *scissor) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jimg = to_Image(ctx, env, img); jobject jctm = to_Matrix(ctx, env, ctm); (*env)->CallVoidMethod(env, jdev->self, mid_Device_clipImageMask, jimg, jctm); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_pop_clip(fz_context *ctx, fz_device *dev) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; (*env)->CallVoidMethod(env, jdev->self, mid_Device_popClip); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_begin_mask(fz_context *ctx, fz_device *dev, const fz_rect *rect, int luminosity, fz_colorspace *cs, const float *bc) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jrect = to_Rect(ctx, env, rect); jobject jcs = to_ColorSpace(ctx, env, cs); jfloatArray jbc = to_jfloatArray(ctx, env, bc, cs ? cs->n : FZ_MAX_COLORS); (*env)->CallVoidMethod(env, jdev->self, mid_Device_beginMask, jrect, (jint)luminosity, jcs, jbc); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_end_mask(fz_context *ctx, fz_device *dev) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; (*env)->CallVoidMethod(env, jdev->self, mid_Device_endMask); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_begin_group(fz_context *ctx, fz_device *dev, const fz_rect *rect, int isolated, int knockout, int blendmode, float alpha) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jrect = to_Rect(ctx, env, rect); (*env)->CallVoidMethod(env, jdev->self, mid_Device_beginGroup, jrect, (jboolean)isolated, (jboolean)knockout, (jint)blendmode, alpha); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_end_group(fz_context *ctx, fz_device *dev) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; (*env)->CallVoidMethod(env, jdev->self, mid_Device_endGroup); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static int fz_java_device_begin_tile(fz_context *ctx, fz_device *dev, const fz_rect *area, const fz_rect *view, float xstep, float ystep, const fz_matrix *ctm, int id) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; jobject jarea = to_Rect(ctx, env, area); jobject jview = to_Rect(ctx, env, view); jobject jctm = to_Matrix(ctx, env, ctm); int res; res = (*env)->CallIntMethod(env, jdev->self, mid_Device_beginTile, jarea, jview, xstep, ystep, jctm, (jint)id); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); return res; } static void fz_java_device_end_tile(fz_context *ctx, fz_device *dev) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; (*env)->CallVoidMethod(env, jdev->self, mid_Device_endTile); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void fz_java_device_drop_imp(fz_context *ctx, fz_device *dev) { fz_java_device *jdev = (fz_java_device *)dev; JNIEnv *env = jdev->env; (*env)->DeleteGlobalRef(env, jdev->self); } static fz_device *fz_new_java_device(fz_context *ctx, JNIEnv *env, jobject self) { fz_java_device *dev = NULL; fz_try(ctx) { dev = fz_new_device(ctx, sizeof(fz_java_device)); dev->env = env; dev->self = (*env)->NewGlobalRef(env, self); dev->super.drop_imp = fz_java_device_drop_imp; dev->super.begin_page = fz_java_device_begin_page; dev->super.end_page = fz_java_device_end_page; dev->super.fill_path = fz_java_device_fill_path; dev->super.stroke_path = fz_java_device_stroke_path; dev->super.clip_path = fz_java_device_clip_path; dev->super.clip_stroke_path = fz_java_device_clip_stroke_path; dev->super.fill_text = fz_java_device_fill_text; dev->super.stroke_text = fz_java_device_stroke_text; dev->super.clip_text = fz_java_device_clip_text; dev->super.clip_stroke_text = fz_java_device_clip_stroke_text; dev->super.ignore_text = fz_java_device_ignore_text; dev->super.fill_shade = fz_java_device_fill_shade; dev->super.fill_image = fz_java_device_fill_image; dev->super.fill_image_mask = fz_java_device_fill_image_mask; dev->super.clip_image_mask = fz_java_device_clip_image_mask; dev->super.pop_clip = fz_java_device_pop_clip; dev->super.begin_mask = fz_java_device_begin_mask; dev->super.end_mask = fz_java_device_end_mask; dev->super.begin_group = fz_java_device_begin_group; dev->super.end_group = fz_java_device_end_group; dev->super.begin_tile = fz_java_device_begin_tile; dev->super.end_tile = fz_java_device_end_tile; } fz_catch(ctx) { jni_rethrow(env, ctx); } return (fz_device*)dev; } JNIEXPORT jlong JNICALL FUN(Device_newNative)(JNIEnv *env, jclass self) { fz_context *ctx = get_context(env); fz_device *dev = NULL; if (ctx == NULL) return 0; fz_try(ctx) dev = fz_new_java_device(ctx, env, self); fz_catch(ctx) jni_rethrow(env, ctx); return jlong_cast(dev); } JNIEXPORT void JNICALL FUN(Device_finalize)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); if (ctx == NULL || dev == NULL) return; fz_drop_device(ctx, dev); } /* Device Interface */ typedef struct NativeDeviceInfo NativeDeviceInfo; typedef void (NativeDeviceLockFn)(JNIEnv *env, NativeDeviceInfo *info); typedef void (NativeDeviceUnlockFn)(JNIEnv *env, NativeDeviceInfo *info); struct NativeDeviceInfo { /* Some devices (like the AndroidDrawDevice, or DrawDevice) need * to lock/unlock the java object around device calls. We have functions * here to do that. Other devices (like the DisplayList device) need * no such locking, so these are NULL. */ NativeDeviceLockFn *lock; /* Function to lock */ NativeDeviceUnlockFn *unlock; /* Function to unlock */ jobject object; /* The java object that needs to be locked. */ /* Conceptually, we support drawing onto a 'plane' of pixels. * The plane is width/height in size. The page is positioned on this * at pageX0,pageY0 -> pageX1,PageY1. We want to redraw the given patch * of this. * * The samples pointer in pixmap is updated on every lock/unlock, to * cope with the object moving in memory. */ fz_pixmap *pixmap; int pageX0; int pageY0; int width; }; static NativeDeviceInfo *lockNativeDevice(JNIEnv *env, jobject self) { NativeDeviceInfo *info = NULL; if (!(*env)->IsInstanceOf(env, self, cls_NativeDevice)) return NULL; info = CAST(NativeDeviceInfo *, (*env)->GetLongField(env, self, fid_NativeDevice_nativeInfo)); if (info == NULL) { /* Some devices (like the Displaylist device) need no locking, so have no info. */ return NULL; } info->object = (*env)->GetObjectField(env, self, fid_NativeDevice_nativeResource); info->lock(env, info); return info; } static void unlockNativeDevice(JNIEnv *env, NativeDeviceInfo *info) { if (info != NULL) info->unlock(env, info); } JNIEXPORT void JNICALL FUN(NativeDevice_finalize)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); NativeDeviceInfo *ninfo; if (ctx == NULL || dev == NULL) return; FUN(Device_finalize)(env, self); /* Call super.finalize() */ ninfo = CAST(NativeDeviceInfo *, (*env)->GetLongField(env, self, fid_NativeDevice_nativeInfo)); if (ninfo != NULL) { fz_drop_pixmap(ctx, ninfo->pixmap); fz_free(ctx, ninfo); } } JNIEXPORT void JNICALL FUN(NativeDevice_beginPage)(JNIEnv *env, jobject self, jobject jrect, jobject jctm) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_rect rect = from_Rect(env, jrect); fz_matrix ctm = from_Matrix(env, jctm); NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; info = lockNativeDevice(env, self); fz_try(ctx) fz_begin_page(ctx, dev, &rect, &ctm); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_endPage)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; info = lockNativeDevice(env, self); fz_try(ctx) fz_end_page(ctx, dev); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_fillPath)(JNIEnv *env, jobject self, jobject jpath, jboolean even_odd, jobject jctm, jobject jcs, jfloatArray jcolor, float alpha) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_path *path = from_Path(env, jpath); fz_matrix ctm = from_Matrix(env, jctm); fz_colorspace *cs = from_ColorSpace(env, jcs); float color[FZ_MAX_COLORS]; NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; from_jfloatArray(env, color, cs ? cs->n : FZ_MAX_COLORS, jcolor); info = lockNativeDevice(env, self); fz_try(ctx) fz_fill_path(ctx, dev, path, even_odd, &ctm, cs, color, alpha); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_strokePath)(JNIEnv *env, jobject self, jobject jpath, jobject jstroke, jobject jctm, jobject jcs, jfloatArray jcolor, float alpha) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_path *path = from_Path(env, jpath); fz_matrix ctm = from_Matrix(env, jctm); fz_colorspace *cs = from_ColorSpace(env, jcs); fz_stroke_state *stroke = from_StrokeState(env, jstroke); float color[FZ_MAX_COLORS]; NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; from_jfloatArray(env, color, cs ? cs->n : FZ_MAX_COLORS, jcolor); info = lockNativeDevice(env, self); fz_try(ctx) fz_stroke_path(ctx, dev, path, stroke, &ctm, cs, color, alpha); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_clipPath)(JNIEnv *env, jobject self, jobject jpath, jboolean even_odd, jobject jctm) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_path *path = from_Path(env, jpath); fz_matrix ctm = from_Matrix(env, jctm); NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; info = lockNativeDevice(env, self); fz_try(ctx) fz_clip_path(ctx, dev, path, even_odd, &ctm, NULL); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_clipStrokePath)(JNIEnv *env, jobject self, jobject jpath, jobject jstroke, jobject jctm) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_path *path = from_Path(env, jpath); fz_matrix ctm = from_Matrix(env, jctm); fz_stroke_state *stroke = from_StrokeState(env, jstroke); NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; info = lockNativeDevice(env, self); fz_try(ctx) fz_clip_stroke_path(ctx, dev, path, stroke, &ctm, NULL); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_fillText)(JNIEnv *env, jobject self, jobject jtext, jobject jctm, jobject jcs, jfloatArray jcolor, float alpha) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_text *text = from_Text(env, jtext); fz_matrix ctm = from_Matrix(env, jctm); fz_colorspace *cs = from_ColorSpace(env, jcs); float color[FZ_MAX_COLORS]; NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; from_jfloatArray(env, color, cs ? cs->n : FZ_MAX_COLORS, jcolor); info = lockNativeDevice(env, self); fz_try(ctx) fz_fill_text(ctx, dev, text, &ctm, cs, color, alpha); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_strokeText)(JNIEnv *env, jobject self, jobject jtext, jobject jstroke, jobject jctm, jobject jcs, jfloatArray jcolor, float alpha) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_text *text = from_Text(env, jtext); fz_matrix ctm = from_Matrix(env, jctm); fz_colorspace *cs = from_ColorSpace(env, jcs); fz_stroke_state *stroke = from_StrokeState(env, jstroke); float color[FZ_MAX_COLORS]; NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; from_jfloatArray(env, color, cs ? cs->n : FZ_MAX_COLORS, jcolor); info = lockNativeDevice(env, self); fz_try(ctx) fz_stroke_text(ctx, dev, text, stroke, &ctm, cs, color, alpha); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_clipText)(JNIEnv *env, jobject self, jobject jtext, jobject jctm) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_text *text = from_Text(env, jtext); fz_matrix ctm = from_Matrix(env, jctm); NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; info = lockNativeDevice(env, self); fz_try(ctx) fz_clip_text(ctx, dev, text, &ctm, NULL); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_clipStrokeText)(JNIEnv *env, jobject self, jobject jtext, jobject jstroke, jobject jctm) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_matrix ctm = from_Matrix(env, jctm); fz_text *text = from_Text(env, jtext); fz_stroke_state *stroke = from_StrokeState(env, jstroke); NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; info = lockNativeDevice(env, self); fz_try(ctx) fz_clip_stroke_text(ctx, dev, text, stroke, &ctm, NULL); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_ignoreText)(JNIEnv *env, jobject self, jobject jtext, jobject jctm) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_text *text = from_Text(env, jtext); fz_matrix ctm = from_Matrix(env, jctm); NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; info = lockNativeDevice(env, self); fz_try(ctx) fz_ignore_text(ctx, dev, text, &ctm); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_fillShade)(JNIEnv *env, jobject self, jobject jshade, jobject jctm, float alpha) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_matrix ctm = from_Matrix(env, jctm); fz_shade *shade = from_Shade(env, jshade); NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; info = lockNativeDevice(env, self); fz_try(ctx) fz_fill_shade(ctx, dev, shade, &ctm, alpha); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_fillImage)(JNIEnv *env, jobject self, jobject jimg, jobject jctm, float alpha) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_image *image = from_Image(env, jimg); fz_matrix ctm = from_Matrix(env, jctm); NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; info = lockNativeDevice(env, self); fz_try(ctx) fz_fill_image(ctx, dev, image, &ctm, alpha); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_fillImageMask)(JNIEnv *env, jobject self, jobject jimg, jobject jctm, jobject jcs, jfloatArray jcolor, float alpha) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_image *image = from_Image(env, jimg); fz_matrix ctm = from_Matrix(env, jctm); fz_colorspace *cs = from_ColorSpace(env, jcs); float color[FZ_MAX_COLORS]; NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; from_jfloatArray(env, color, cs ? cs->n : FZ_MAX_COLORS, jcolor); info = lockNativeDevice(env, self); fz_try(ctx) fz_fill_image_mask(ctx, dev, image, &ctm, cs, color, alpha); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_clipImageMask)(JNIEnv *env, jobject self, jobject jimg, jobject jctm) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_image *image = from_Image(env, jimg); fz_matrix ctm = from_Matrix(env, jctm); NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; info = lockNativeDevice(env, self); fz_try(ctx) fz_clip_image_mask(ctx, dev, image, &ctm, NULL); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_popClip)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; info = lockNativeDevice(env, self); fz_try(ctx) fz_pop_clip(ctx, dev); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_beginMask)(JNIEnv *env, jobject self, jobject jrect, jboolean luminosity, jobject jcs, jfloatArray jcolor) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_rect rect = from_Rect(env, jrect); fz_colorspace *cs = from_ColorSpace(env, jcs); float color[FZ_MAX_COLORS]; NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; from_jfloatArray(env, color, cs ? cs->n : FZ_MAX_COLORS, jcolor); info = lockNativeDevice(env, self); fz_try(ctx) fz_begin_mask(ctx, dev, &rect, luminosity, cs, color); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_endMask)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; info = lockNativeDevice(env, self); fz_try(ctx) fz_end_mask(ctx, dev); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_beginGroup)(JNIEnv *env, jobject self, jobject jrect, jboolean isolated, jboolean knockout, jint blendmode, float alpha) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_rect rect = from_Rect(env, jrect); NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; info = lockNativeDevice(env, self); fz_try(ctx) fz_begin_group(ctx, dev, &rect, isolated, knockout, blendmode, alpha); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(NativeDevice_endGroup)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; info = lockNativeDevice(env, self); fz_try(ctx) fz_end_group(ctx, dev); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT jint JNICALL FUN(NativeDevice_beginTile)(JNIEnv *env, jobject self, jobject jarea, jobject jview, float xstep, float ystep, jobject jctm, jint id) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); fz_matrix ctm = from_Matrix(env, jctm); fz_rect area = from_Rect(env, jarea); fz_rect view = from_Rect(env, jview); NativeDeviceInfo *info; int i = 0; if (ctx == NULL || dev == NULL) return 0; info = lockNativeDevice(env, self); fz_try(ctx) i = fz_begin_tile_id(ctx, dev, &area, &view, xstep, ystep, &ctm, id); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); return i; } JNIEXPORT void JNICALL FUN(NativeDevice_endTile)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_device *dev = from_Device(env, self, ctx); NativeDeviceInfo *info; if (ctx == NULL || dev == NULL) return; info = lockNativeDevice(env, self); fz_try(ctx) fz_end_tile(ctx, dev); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT jlong JNICALL FUN(DrawDevice_newNative)(JNIEnv *env, jclass self, jobject pixmap_) { fz_context *ctx = get_context(env); fz_pixmap *pixmap = from_Pixmap(env, pixmap_); fz_device *device = NULL; if (ctx == NULL || pixmap == NULL) return 0; fz_try(ctx) device = fz_new_draw_device(ctx, pixmap); fz_catch(ctx) jni_rethrow(env, ctx); return jlong_cast(device); } JNIEXPORT jlong JNICALL FUN(DisplayListDevice_newNative)(JNIEnv *env, jclass self, jobject jlist) { fz_context *ctx = get_context(env); fz_display_list *list = from_DisplayList(env, jlist); fz_device *device = NULL; if (ctx == NULL || list == NULL) return 0; fz_try(ctx) device = fz_new_list_device(ctx, list); fz_catch(ctx) jni_rethrow(env, ctx); return jlong_cast(device); } #ifdef HAVE_ANDROID static jlong newNativeAndroidDrawDevice(JNIEnv *env, jobject self, fz_context *ctx, jobject obj, jint width, jint height, NativeDeviceLockFn *lock, NativeDeviceUnlockFn *unlock, jint pageX0, jint pageY0, jint pageX1, jint pageY1, jint patchX0, jint patchY0, jint patchX1, jint patchY1) { fz_device *device = NULL; fz_pixmap *pixmap = NULL; unsigned char dummy; NativeDeviceInfo *ninfo = NULL; fz_irect clip, pixbbox; if (ctx == NULL) return 0; fz_var(pixmap); fz_var(ninfo); fz_try(ctx) { LOGI("DrawDeviceNative: bitmap=%d,%d page=%d,%d->%d,%d patch=%d,%d->%d,%d", width, height, pageX0, pageY0, pageX1, pageY1, patchX0, patchY0, patchX1, patchY1); /* Sanitise patch w.r.t page. */ if (patchX0 < pageX0) patchX0 = pageX0; if (patchY0 < pageY0) patchY0 = pageY0; if (patchX1 > pageX1) patchX1 = pageX1; if (patchY1 > pageY1) patchY1 = pageY1; clip.x0 = patchX0; clip.y0 = patchY0; clip.x1 = patchX1; clip.y1 = patchY1; /* Check for sanity. */ //LOGI("clip = %d,%d->%d,%d", clip.x0, clip.y0, clip.x1, clip.y1); if (clip.x0 < 0 || clip.y0 < 0 || clip.x1 > width || clip.y1 > height) fz_throw(ctx, FZ_ERROR_GENERIC, "patch would draw out of bounds!"); clip.x0 -= pageX0; clip.y0 -= pageY0; clip.x1 -= pageX0; clip.y1 -= pageY0; /* pixmaps cannot handle right-edge padding, so the bbox must be expanded to * match the pixels data */ pixbbox = clip; pixbbox.x1 = pixbbox.x0 + width; pixmap = fz_new_pixmap_with_bbox_and_data(ctx, fz_device_rgb(ctx), &pixbbox, &dummy); ninfo = fz_malloc(ctx, sizeof(*ninfo)); ninfo->pixmap = pixmap; ninfo->lock = lock; ninfo->unlock = unlock; ninfo->pageX0 = pageX0; ninfo->pageY0 = pageY0; ninfo->width = width; ninfo->object = obj; (*env)->SetLongField(env, self, fid_NativeDevice_nativeInfo, jlong_cast(ninfo)); (*env)->SetObjectField(env, self, fid_NativeDevice_nativeResource, obj); lockNativeDevice(env,self); fz_clear_pixmap_rect_with_value(ctx, pixmap, 0xff, &clip); unlockNativeDevice(env,ninfo); device = fz_new_draw_device_with_bbox(ctx, pixmap, &clip); } fz_catch(ctx) { fz_drop_pixmap(ctx, pixmap); fz_free(ctx, ninfo); jni_rethrow(env, ctx); } return jlong_cast(device); } static void androidDrawDevice_lock(JNIEnv *env, NativeDeviceInfo *info) { uint8_t *pixels; assert(info != NULL); assert(info->object != NULL); if (AndroidBitmap_lockPixels(env, info->object, (void **)&pixels) < 0) { jni_throw(env, FZ_ERROR_GENERIC, "Bitmap lock failed in DrawDevice call"); return; } /* Now offset pixels to allow for the page offsets */ //pixels += sizeof(int32_t) * (info->pageX0 + info->width * info->pageY0); info->pixmap->samples = pixels; } static void androidDrawDevice_unlock(JNIEnv *env, NativeDeviceInfo *info) { assert(info != NULL); assert(info->object != NULL); if (AndroidBitmap_unlockPixels(env, info->object) < 0) { jni_throw(env, FZ_ERROR_GENERIC, "Bitmap unlock failed in DrawDevice call"); } } JNIEXPORT jlong JNICALL FUN(AndroidDrawDevice_newNative)(JNIEnv *env, jclass self, jobject jbitmap, jint pageX0, jint pageY0, jint pageX1, jint pageY1, jint patchX0, jint patchY0, jint patchX1, jint patchY1) { fz_context *ctx = get_context(env); AndroidBitmapInfo info; jlong device = 0; int ret; fz_try(ctx) { if ((ret = AndroidBitmap_getInfo(env, jbitmap, &info)) < 0) fz_throw(ctx, FZ_ERROR_GENERIC, "new DrawDevice failed to get bitmap info"); if (info.format != ANDROID_BITMAP_FORMAT_RGBA_8888) fz_throw(ctx, FZ_ERROR_GENERIC, "new DrawDevice failed as bitmap format is not RGBA_8888"); if (info.stride != info.width*4) fz_throw(ctx, FZ_ERROR_GENERIC, "new DrawDevice failed as bitmap width != stride"); device = newNativeAndroidDrawDevice(env, self, ctx, jbitmap, info.width, info.height, androidDrawDevice_lock, androidDrawDevice_unlock, pageX0, pageY0, pageX1, pageY1, patchX0, patchY0, patchX1, patchY1); } fz_catch(ctx) { jni_rethrow(env, ctx); } return device; } #endif #ifdef HAVE_ANDROID JNIEXPORT jlong JNICALL FUN(Image_newImageFromBitmap)(JNIEnv *env, jobject self, jobject jbitmap, jlong jmask) { fz_context *ctx = get_context(env); fz_image *mask = CAST(fz_image *, jmask); fz_image *image = NULL; fz_pixmap *pixmap = NULL; AndroidBitmapInfo info; void *pixels; int ret; if (ctx == NULL) return 0; fz_var(pixmap); fz_try(ctx) { if (mask && mask->mask) fz_throw(ctx, FZ_ERROR_GENERIC, "new Image failed as mask cannot be masked"); if ((ret = AndroidBitmap_getInfo(env, jbitmap, &info)) < 0) fz_throw(ctx, FZ_ERROR_GENERIC, "new Image failed to get bitmap info"); if (info.format != ANDROID_BITMAP_FORMAT_RGBA_8888) fz_throw(ctx, FZ_ERROR_GENERIC, "new Image failed as bitmap format is not RGBA_8888"); if (info.stride != info.width) fz_throw(ctx, FZ_ERROR_GENERIC, "new Image failed as bitmap width != stride"); pixmap = fz_new_pixmap(ctx, fz_device_rgb(ctx), info.width, info.height); if (AndroidBitmap_lockPixels(env, jbitmap, &pixels) < 0) fz_throw(ctx, FZ_ERROR_GENERIC, "Bitmap lock failed in new Image"); memcpy(pixmap->samples, pixels, info.width * info.height * 4); (void)AndroidBitmap_unlockPixels(env, jbitmap); image = fz_new_image_from_pixmap(ctx, fz_keep_pixmap(ctx, pixmap), fz_keep_image(ctx, mask)); } fz_always(ctx) { fz_drop_pixmap(ctx, pixmap); } fz_catch(ctx) { jni_rethrow(env, ctx); } return jlong_cast(image); } #endif /* ColorSpace Interface */ JNIEXPORT void JNICALL FUN(ColorSpace_finalize)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_colorspace *cs = from_ColorSpace(env, self); if (ctx == NULL || cs == NULL) return; fz_drop_colorspace(ctx, cs); } JNIEXPORT jint JNICALL FUN(ColorSpace_getNumberOfComponents)(JNIEnv *env, jobject self) { fz_colorspace *cs = from_ColorSpace(env, self); if (cs == NULL) return 0; return cs->n; } JNIEXPORT jlong JNICALL FUN(ColorSpace_nativeDeviceGray)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); return jlong_cast(fz_device_gray(ctx)); } JNIEXPORT jlong JNICALL FUN(ColorSpace_nativeDeviceRGB)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); return jlong_cast(fz_device_rgb(ctx)); } JNIEXPORT jlong JNICALL FUN(ColorSpace_nativeDeviceBGR)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); return jlong_cast(fz_device_bgr(ctx)); } JNIEXPORT jlong JNICALL FUN(ColorSpace_nativeDeviceCMYK)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); return jlong_cast(fz_device_cmyk(ctx)); } /* Font interface */ JNIEXPORT void JNICALL FUN(Font_finalize)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_font *font = from_Font(env, self); if (ctx == NULL || font == NULL) return; fz_drop_font(ctx, font); } JNIEXPORT jlong JNICALL FUN(Font_newNative)(JNIEnv *env, jobject self, jstring jname, jint index) { fz_context *ctx = get_context(env); const char *name = NULL; fz_font *font = NULL; if (ctx == NULL || jname == NULL) return 0; name = (*env)->GetStringUTFChars(env, jname, NULL); if (name == NULL) return 0; fz_try(ctx) { unsigned char *data; unsigned int size; data = fz_lookup_base14_font(ctx, name, &size); if (data) font = fz_new_font_from_memory(ctx, name, data, size, index, 0); else font = fz_new_font_from_file(ctx, name, name, index, 0); } fz_always(ctx) (*env)->ReleaseStringUTFChars(env, jname, name); fz_catch(ctx) jni_rethrow(env, ctx); return jlong_cast(font); } JNIEXPORT jstring JNICALL FUN(Font_getName)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_font *font = from_Font(env, self); if (ctx == NULL || font == NULL) return NULL; return (*env)->NewStringUTF(env, font->name); } JNIEXPORT jint JNICALL FUN(Font_encodeCharacter)(JNIEnv *env, jobject self, jint unicode) { fz_context *ctx = get_context(env); fz_font *font = from_Font(env, self); jint glyph = 0; if (ctx == NULL || font == NULL) return 0; fz_try(ctx) glyph = fz_encode_character(ctx, font, unicode); fz_catch(ctx) jni_rethrow(env, ctx); return glyph; } JNIEXPORT jfloat JNICALL FUN(Font_advanceGlyph)(JNIEnv *env, jobject self, jint glyph, jboolean wmode) { fz_context *ctx = get_context(env); fz_font *font = from_Font(env, self); float advance = 0; if (ctx == NULL || font == NULL) return 0; fz_try(ctx) advance = fz_advance_glyph(ctx, font, glyph, wmode); fz_catch(ctx) jni_rethrow(env, ctx); return advance; } /* Pixmap Interface */ JNIEXPORT void JNICALL FUN(Pixmap_finalize)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_pixmap *pixmap = from_Pixmap(env, self); if (ctx == NULL || pixmap == NULL) return; fz_drop_pixmap(ctx, pixmap); } JNIEXPORT jlong JNICALL FUN(Pixmap_newNative)(JNIEnv *env, jobject self, jobject colorspace_, jint x, jint y, jint w, jint h) { fz_context *ctx = get_context(env); fz_colorspace *colorspace = from_ColorSpace(env, colorspace_); fz_pixmap *pixmap = NULL; if (ctx == NULL) return 0; fz_try(ctx) { pixmap = fz_new_pixmap(ctx, colorspace, w, h); pixmap->x = x; pixmap->y = y; } fz_catch(ctx) jni_rethrow(env, ctx); return jlong_cast(pixmap); } JNIEXPORT void JNICALL FUN(Pixmap_clear)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_pixmap *pixmap = from_Pixmap(env, self); if (ctx == NULL || pixmap == NULL) return; fz_try(ctx) fz_clear_pixmap(ctx, pixmap); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(Pixmap_clearWithValue)(JNIEnv *env, jobject self, jint value) { fz_context *ctx = get_context(env); fz_pixmap *pixmap = from_Pixmap(env, self); if (ctx == NULL || pixmap == NULL) return; fz_try(ctx) fz_clear_pixmap_with_value(ctx, pixmap, value); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT jint JNICALL FUN(Pixmap_getX)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_pixmap *pixmap = from_Pixmap(env, self); int x = 0; if (ctx == NULL || pixmap == NULL) return 0; fz_try(ctx) x = fz_pixmap_x(ctx, pixmap); fz_catch(ctx) jni_rethrow(env, ctx); return x; } JNIEXPORT jint JNICALL FUN(Pixmap_getY)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_pixmap *pixmap = from_Pixmap(env, self); int y = 0; if (ctx == NULL || pixmap == NULL) return 0; fz_try(ctx) y = fz_pixmap_y(ctx, pixmap); fz_catch(ctx) jni_rethrow(env, ctx); return y; } JNIEXPORT jint JNICALL FUN(Pixmap_getWidth)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_pixmap *pixmap = from_Pixmap(env, self); int w = 0; if (ctx == NULL || pixmap == NULL) return 0; fz_try(ctx) w = fz_pixmap_width(ctx, pixmap); fz_catch(ctx) jni_rethrow(env, ctx); return w; } JNIEXPORT jint JNICALL FUN(Pixmap_getHeight)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_pixmap *pixmap = from_Pixmap(env, self); int h = 0; if (ctx == NULL || pixmap == NULL) return 0; fz_try(ctx) h = fz_pixmap_height(ctx, pixmap); fz_catch(ctx) jni_rethrow(env, ctx); return h; } JNIEXPORT jint JNICALL FUN(Pixmap_getNumberOfComponents)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_pixmap *pixmap = from_Pixmap(env, self); int n = 0; if (ctx == NULL || pixmap == NULL) return 0; fz_try(ctx) n = fz_pixmap_components(ctx, pixmap); fz_catch(ctx) jni_rethrow(env, ctx); return n; } JNIEXPORT jint JNICALL FUN(Pixmap_getStride)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_pixmap *pixmap = from_Pixmap(env, self); int stride = 0; if (ctx == NULL || pixmap == NULL) return 0; fz_try(ctx) stride = fz_pixmap_stride(ctx, pixmap); fz_catch(ctx) jni_rethrow(env, ctx); return stride; } JNIEXPORT jobject JNICALL FUN(Pixmap_getColorSpace)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_pixmap *pixmap = from_Pixmap(env, self); jobject jcolorspace = NULL; if (ctx == NULL || pixmap == NULL) return 0; fz_try(ctx) { fz_colorspace *colorspace = fz_pixmap_colorspace(ctx, pixmap); jcolorspace = to_ColorSpace(ctx, env, colorspace); } fz_catch(ctx) jni_rethrow(env, ctx); return jcolorspace; } JNIEXPORT jbyteArray JNICALL FUN(Pixmap_getSamples)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_pixmap *pixmap = from_Pixmap(env, self); int size = pixmap->w * pixmap->h * pixmap->n; jbyteArray ary; if (ctx == NULL || pixmap == NULL) return NULL; ary = (*env)->NewByteArray(env, size); if (!ary) return NULL; (*env)->SetByteArrayRegion(env, ary, 0, size, (const jbyte *)pixmap->samples); return ary; } JNIEXPORT jintArray JNICALL FUN(Pixmap_getPixels)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_pixmap *pixmap = from_Pixmap(env, self); int size = pixmap->w * pixmap->h; jintArray ary; if (ctx == NULL || pixmap == NULL) return NULL; if (pixmap->n != 4) { jni_throw(env, FZ_ERROR_GENERIC, "invalid colorspace for getPixels"); return NULL; } ary = (*env)->NewIntArray(env, size); if (!ary) return NULL; (*env)->SetIntArrayRegion(env, ary, 0, size, (const jint *)pixmap->samples); return ary; } /* Path Interface */ JNIEXPORT void JNICALL FUN(Path_finalize)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_path *path = from_Path(env, self); if (ctx == NULL || path == NULL) return; fz_drop_path(ctx, path); } JNIEXPORT jlong JNICALL FUN(Path_newNative)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_path *path = NULL; if (ctx == NULL) return 0; fz_try(ctx) path = fz_new_path(ctx); fz_catch(ctx) jni_rethrow(env, ctx); return jlong_cast(path); } JNIEXPORT jobject JNICALL FUN(Path_currentPoint)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_path *path = from_Path(env, self); jobject jpoint = NULL; if (ctx == NULL || path == NULL) return NULL; fz_try(ctx) jpoint = to_Point(ctx, env, fz_currentpoint(ctx, path)); fz_catch(ctx) jni_rethrow(env, ctx); return jpoint; } JNIEXPORT void JNICALL FUN(Path_moveTo)(JNIEnv *env, jobject self, float x, float y) { fz_context *ctx = get_context(env); fz_path *path = from_Path(env, self); if (ctx == NULL || path == NULL) return; fz_try(ctx) fz_moveto(ctx, path, x, y); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(Path_lineTo)(JNIEnv *env, jobject self, float x, float y) { fz_context *ctx = get_context(env); fz_path *path = from_Path(env, self); if (ctx == NULL || path == NULL) return; fz_try(ctx) fz_lineto(ctx, path, x, y); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(Path_curveTo)(JNIEnv *env, jobject self, float cx1, float cy1, float cx2, float cy2, float ex, float ey) { fz_context *ctx = get_context(env); fz_path *path = from_Path(env, self); if (ctx == NULL || path == NULL) return; fz_try(ctx) fz_curveto(ctx, path, cx1, cy1, cx2, cy2, ex, ey); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(Path_curveToV)(JNIEnv *env, jobject self, float cx, float cy, float ex, float ey) { fz_context *ctx = get_context(env); fz_path *path = from_Path(env, self); if (ctx == NULL || path == NULL) return; fz_try(ctx) fz_curvetov(ctx, path, cx, cy, ex, ey); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(Path_curveToY)(JNIEnv *env, jobject self, float cx, float cy, float ex, float ey) { fz_context *ctx = get_context(env); fz_path *path = from_Path(env, self); if (ctx == NULL || path == NULL) return; fz_try(ctx) fz_curvetoy(ctx, path, cx, cy, ex, ey); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(Path_closePath)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_path *path = from_Path(env, self); if (ctx == NULL || path == NULL) return; fz_try(ctx) fz_closepath(ctx, path); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(Path_transform)(JNIEnv *env, jobject self, jobject jctm) { fz_context *ctx = get_context(env); fz_path *path = from_Path(env, self); fz_matrix ctm = from_Matrix(env, jctm); if (ctx == NULL || path == NULL) return; fz_try(ctx) fz_transform_path(ctx, path, &ctm); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT jlong JNICALL FUN(Path_cloneNative)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_path *old_path = from_Path(env, self); fz_path *new_path = NULL; if (ctx == NULL || old_path == NULL) return 0; fz_try(ctx) new_path = fz_clone_path(ctx, old_path); fz_catch(ctx) jni_rethrow(env, ctx); return jlong_cast(new_path); } JNIEXPORT jobject JNICALL FUN(Path_getBounds)(JNIEnv *env, jobject self, jobject jstroke, jobject jctm) { fz_context *ctx = get_context(env); fz_path *path = from_Path(env, self); fz_stroke_state *stroke = from_StrokeState(env, jstroke); fz_matrix ctm = from_Matrix(env, jctm); jobject jrect = NULL; fz_rect rect; if (ctx == NULL || path == NULL) return NULL; fz_try(ctx) jrect = to_Rect(ctx, env, fz_bound_path(ctx, path, stroke, &ctm, &rect)); fz_catch(ctx) jni_rethrow(env, ctx); return jrect; } typedef struct { JNIEnv *env; jobject obj; } path_walker_state; static void pathWalkMoveTo(fz_context *ctx, void *arg, float x, float y) { path_walker_state *state = (path_walker_state *)arg; JNIEnv *env = state->env; (*env)->CallVoidMethod(env, state->obj, mid_PathWalker_moveTo, x, y); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void pathWalkLineTo(fz_context *ctx, void *arg, float x, float y) { path_walker_state *state = (path_walker_state *)arg; JNIEnv *env = state->env; (*env)->CallVoidMethod(env, state->obj, mid_PathWalker_lineTo, x, y); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void pathWalkCurveTo(fz_context *ctx, void *arg, float x1, float y1, float x2, float y2, float x3, float y3) { path_walker_state *state = (path_walker_state *)arg; JNIEnv *env = state->env; (*env)->CallVoidMethod(env, state->obj, mid_PathWalker_curveTo, x1, y1, x2, y2, x3, y3); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static void pathWalkClosePath(fz_context *ctx, void *arg) { path_walker_state *state = (path_walker_state *) arg; JNIEnv *env = state->env; (*env)->CallVoidMethod(env, state->obj, mid_PathWalker_closePath); if ((*env)->ExceptionCheck(env)) fz_throw_java(ctx, env); } static const fz_path_walker java_path_walker = { pathWalkMoveTo, pathWalkLineTo, pathWalkCurveTo, pathWalkClosePath, NULL, NULL, NULL, NULL }; JNIEXPORT void JNICALL FUN(Path_walk)(JNIEnv *env, jobject self, jobject obj) { fz_context *ctx = get_context(env); fz_path *path = from_Path(env, self); path_walker_state state; if (path == NULL || obj == NULL) return; state.env = env; state.obj = obj; fz_try(ctx) fz_walk_path(ctx, path, &java_path_walker, &state); fz_catch(ctx) jni_rethrow(env, ctx); } /* StrokeState interface */ JNIEXPORT void JNICALL FUN(StrokeState_finalize)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_stroke_state *stroke = from_StrokeState(env, self); if (ctx == NULL || stroke == NULL) return; fz_drop_stroke_state(ctx, stroke); } JNIEXPORT jlong JNICALL FUN(Path_newStrokeState)(JNIEnv *env, jobject self, jint startCap, jint dashCap, jint endCap, jint lineJoin, float lineWidth, float miterLimit, float dashPhase, jfloatArray dash) { fz_context *ctx = get_context(env); fz_stroke_state *stroke = NULL; jsize len = (*env)->GetArrayLength(env, dash); if (ctx == NULL) return 0; fz_try(ctx) { stroke = fz_new_stroke_state_with_dash_len(ctx, len); stroke->start_cap = startCap; stroke->dash_cap = dashCap; stroke->end_cap = endCap; stroke->linejoin = lineJoin; stroke->linewidth = lineWidth; stroke->miterlimit = miterLimit; stroke->dash_phase = dashPhase; stroke->dash_len = len; (*env)->GetFloatArrayRegion(env, dash, 0, len, &stroke->dash_list[0]); } fz_catch(ctx) jni_rethrow(env, ctx); return jlong_cast(stroke); } JNIEXPORT jint JNICALL FUN(StrokeState_getStartCap)(JNIEnv *env, jobject self) { fz_stroke_state *stroke = from_StrokeState(env, self); return stroke ? stroke->start_cap : 0; } JNIEXPORT jint JNICALL FUN(StrokeState_getDashCap)(JNIEnv *env, jobject self) { fz_stroke_state *stroke = from_StrokeState(env, self); return stroke ? stroke->dash_cap : 0; } JNIEXPORT jint JNICALL FUN(StrokeState_getEndCap)(JNIEnv *env, jobject self) { fz_stroke_state *stroke = from_StrokeState(env, self); return stroke ? stroke->end_cap : 0; } JNIEXPORT jint JNICALL FUN(StrokeState_getLineJoin)(JNIEnv *env, jobject self) { fz_stroke_state *stroke = from_StrokeState(env, self); return stroke ? stroke->linejoin : 0; } JNIEXPORT float JNICALL FUN(StrokeState_getLineWidth)(JNIEnv *env, jobject self) { fz_stroke_state *stroke = from_StrokeState(env, self); return stroke ? stroke->linewidth : 0; } JNIEXPORT float JNICALL FUN(StrokeState_getMiterLimit)(JNIEnv *env, jobject self) { fz_stroke_state *stroke = from_StrokeState(env, self); return stroke ? stroke->miterlimit : 0; } JNIEXPORT float JNICALL FUN(StrokeState_getDashPhase)(JNIEnv *env, jobject self) { fz_stroke_state *stroke = from_StrokeState(env, self); return stroke ? stroke->dash_phase : 0; } JNIEXPORT jfloatArray JNICALL FUN(StrokeState_getDashes)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_stroke_state *stroke = from_StrokeState(env, self); jfloatArray arr; if (stroke->dash_len == 0) return NULL; arr = (*env)->NewFloatArray(env, stroke->dash_len); if (arr == NULL) fz_throw(ctx, FZ_ERROR_GENERIC, "JNI creation of floatArray failed"); (*env)->SetFloatArrayRegion(env, arr, 0, stroke->dash_len, &stroke->dash_list[0]); return arr; } /* Text interface */ JNIEXPORT void JNICALL FUN(Text_finalize)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_text *text = from_Text(env, self); if (ctx == NULL || text == NULL) return; fz_drop_text(ctx, text); } JNIEXPORT jlong JNICALL FUN(Text_clone)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_text *old_text = from_Text(env, self); fz_text *new_text = NULL; if (ctx == NULL || old_text == NULL) return 0; fz_try(ctx) new_text = fz_clone_text(ctx, old_text); fz_catch(ctx) jni_rethrow(env, ctx); return jlong_cast(new_text); } JNIEXPORT jlong JNICALL FUN(Text_newNative)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_text *text = NULL; if (ctx == NULL) return 0; fz_try(ctx) text = fz_new_text(ctx); fz_catch(ctx) jni_rethrow(env, ctx); return jlong_cast(text); } JNIEXPORT jobject JNICALL FUN(Text_getBounds)(JNIEnv *env, jobject self, jobject jstroke, jobject jctm) { fz_context *ctx = get_context(env); fz_text *text = from_Text(env, self); fz_stroke_state *stroke = from_StrokeState(env, jstroke); fz_matrix ctm = from_Matrix(env, jctm); jobject jrect; fz_rect rect; if (ctx == NULL || text == NULL) return NULL; fz_try(ctx) jrect = to_Rect(ctx, env, fz_bound_text(ctx, text, stroke, &ctm, &rect)); fz_catch(ctx) jni_rethrow(env, ctx); return jrect; } JNIEXPORT void JNICALL FUN(Text_showGlyph)(JNIEnv *env, jobject self, jobject font_, jobject matrix_, jint glyph, jint unicode, jboolean wmode) { fz_context *ctx = get_context(env); fz_text *text = from_Text(env, self); fz_font *font = from_Font(env, font_); fz_matrix trm = from_Matrix(env, matrix_); if (ctx == NULL || text == NULL) return; fz_try(ctx) fz_show_glyph(ctx, text, font, &trm, glyph, unicode, wmode, 0, FZ_DIR_UNSET, FZ_LANG_UNSET); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(Text_showString)(JNIEnv *env, jobject self, jobject font_, jobject matrix_, jstring string_, jboolean wmode) { fz_context *ctx = get_context(env); fz_text *text = from_Text(env, self); fz_font *font = from_Font(env, font_); fz_matrix trm = from_Matrix(env, matrix_); const char *string; if (ctx == NULL || text == NULL) return; string = (*env)->GetStringUTFChars(env, string_, NULL); if (string == NULL) return; fz_try(ctx) fz_show_string(ctx, text, font, &trm, string, wmode, 0, FZ_DIR_UNSET, FZ_LANG_UNSET); fz_always(ctx) (*env)->ReleaseStringUTFChars(env, string_, string); fz_catch(ctx) jni_rethrow(env, ctx); (*env)->SetFloatField(env, matrix_, fid_Matrix_e, trm.e); (*env)->SetFloatField(env, matrix_, fid_Matrix_f, trm.f); } JNIEXPORT void JNICALL FUN(Text_walk)(JNIEnv *env, jobject self, jobject walker) { fz_context *ctx = get_context(env); fz_text *text = from_Text(env, self); fz_text_span *span; fz_font *font = NULL; jobject jfont = NULL; jobject jtrm = NULL; int i; if (!text->head) return; /* TODO: We reuse the same Matrix object for each call, but should we? */ jtrm = (*env)->NewObject(env, cls_Matrix, mid_Matrix_init, 1, 0, 0, 1, 0, 0); if (!jtrm) return; for (span = text->head; span; span = span->next) { if (font != span->font) { font = span->font; jfont = to_Font_safe(ctx, env, font); if (!jfont) return; } (*env)->SetFloatField(env, jtrm, fid_Matrix_a, span->trm.a); (*env)->SetFloatField(env, jtrm, fid_Matrix_b, span->trm.b); (*env)->SetFloatField(env, jtrm, fid_Matrix_c, span->trm.c); (*env)->SetFloatField(env, jtrm, fid_Matrix_d, span->trm.d); for (i = 0; i < span->len; ++i) { (*env)->SetFloatField(env, jtrm, fid_Matrix_e, span->items[i].x); (*env)->SetFloatField(env, jtrm, fid_Matrix_f, span->items[i].y); (*env)->CallVoidMethod(env, walker, mid_TextWalker_showGlyph, jfont, jtrm, (jint)span->items[i].gid, (jint)span->items[i].ucs, (jint)span->wmode); if ((*env)->ExceptionCheck(env)) return; } } } /* Image interface */ JNIEXPORT void JNICALL FUN(Image_finalize)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_image *image = from_Image(env, self); if (ctx == NULL || image == NULL) return; fz_drop_image(ctx, image); } JNIEXPORT jlong JNICALL FUN(Image_newNativeFromPixmap)(JNIEnv *env, jobject self, jobject pixmap_) { fz_context *ctx = get_context(env); fz_pixmap *pixmap = from_Pixmap(env, pixmap_); fz_image *image = NULL; if (ctx == NULL) return 0; fz_try(ctx) image = fz_new_image_from_pixmap(ctx, pixmap, NULL); fz_catch(ctx) jni_rethrow(env, ctx); return jlong_cast(image); } JNIEXPORT jlong JNICALL FUN(Image_newNativeFromFile)(JNIEnv *env, jobject self, jstring jfilename) { fz_context *ctx = get_context(env); const char *filename = NULL; fz_image *image = NULL; if (ctx == NULL || jfilename == NULL) return 0; filename = (*env)->GetStringUTFChars(env, jfilename, NULL); if (filename == NULL) return 0; fz_try(ctx) image = fz_new_image_from_file(ctx, filename); fz_always(ctx) (*env)->ReleaseStringUTFChars(env, jfilename, filename); fz_catch(ctx) jni_rethrow(env, ctx); return jlong_cast(image); } JNIEXPORT jint JNICALL FUN(Image_getWidth)(JNIEnv *env, jobject self) { fz_image *image = from_Image(env, self); return image ? image->w : 0; } JNIEXPORT jint JNICALL FUN(Image_getHeight)(JNIEnv *env, jobject self) { fz_image *image = from_Image(env, self); return image ? image->h : 0; } JNIEXPORT jint JNICALL FUN(Image_getNumberOfComponents)(JNIEnv *env, jobject self) { fz_image *image = from_Image(env, self); return image ? image->n : 0; } JNIEXPORT jint JNICALL FUN(Image_getBitsPerComponent)(JNIEnv *env, jobject self) { fz_image *image = from_Image(env, self); return image ? image->bpc : 0; } JNIEXPORT jint JNICALL FUN(Image_getXResolution)(JNIEnv *env, jobject self) { fz_image *image = from_Image(env, self); return image ? image->xres : 0; } JNIEXPORT jint JNICALL FUN(Image_getYResolution)(JNIEnv *env, jobject self) { fz_image *image = from_Image(env, self); return image ? image->yres : 0; } JNIEXPORT jboolean JNICALL FUN(Image_getImageMask)(JNIEnv *env, jobject self) { fz_image *image = from_Image(env, self); return image ? image->imagemask : 0; } JNIEXPORT jboolean JNICALL FUN(Image_getInterpolate)(JNIEnv *env, jobject self) { fz_image *image = from_Image(env, self); return image ? image->interpolate : 0; } JNIEXPORT jobject JNICALL FUN(Image_getMask)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_image *img = from_Image(env, self); jobject jmask = NULL; if (img == NULL || img->mask == NULL) return NULL; fz_try(ctx) jmask = to_Image(ctx, env, img->mask); fz_catch(ctx) jni_rethrow(env, ctx); return jmask; } JNIEXPORT jobject JNICALL FUN(Image_toPixmap)(JNIEnv *env, jobject self, jint w, jint h) { fz_context *ctx = get_context(env); fz_image *img = from_Image(env, self); fz_pixmap *pixmap = NULL; fz_try(ctx) pixmap = fz_get_pixmap_from_image(ctx, img, w, h); fz_catch(ctx) jni_rethrow(env, ctx); return to_Pixmap_safe(ctx, env, pixmap); } /* Outline interface */ JNIEXPORT void JNICALL FUN(Outline_finalize)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_outline *outline = from_Outline(env, self); if (ctx == NULL || outline == NULL) return; fz_drop_outline(ctx, outline); } /* Annotation Interface */ JNIEXPORT void JNICALL FUN(Annotation_finalize)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_annot *annot = from_Annotation(env, self); if (ctx == NULL || annot == NULL) return; fz_drop_annot(ctx, annot); } JNIEXPORT void JNICALL FUN(Annotation_run)(JNIEnv *env, jobject self, jobject jdev, jobject jctm, jobject jcookie) { fz_context *ctx = get_context(env); fz_matrix ctm = from_Matrix(env, jctm); fz_cookie *cookie= from_Cookie(env, jcookie); fz_device *dev = from_Device(env, jdev, ctx); fz_annot *annot = from_Annotation(env, self); NativeDeviceInfo *info; if (ctx == NULL || self == NULL || jdev == NULL) return; info = lockNativeDevice(env, jdev); fz_try(ctx) fz_run_annot(ctx, annot, dev, &ctm, cookie); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT jlong JNICALL FUN(Annotation_advance)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_annot *annot; if (ctx == NULL || self == NULL) return 0; fz_try(ctx) { annot = from_Annotation(env, self); annot = fz_next_annot(ctx, annot); } fz_catch(ctx) jni_rethrow(env, ctx); return jlong_cast(annot); } /* Link interface */ JNIEXPORT void JNICALL FUN(Link_finalize)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_link *link = from_Link(env, self); if (ctx == NULL || link == NULL) return; fz_drop_link(ctx, link); } /* Document interface */ JNIEXPORT void JNICALL FUN(Document_finalize)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_document *doc = from_Document(env, self); if (ctx == NULL || doc == NULL) return; fz_drop_document(ctx, doc); } JNIEXPORT jlong JNICALL FUN(Document_newNativeWithPath)(JNIEnv *env, jobject self, jstring jfilename) { fz_context *ctx = get_context(env); fz_document *document = NULL; const char *filename = NULL; if (ctx == NULL || jfilename == NULL) return 0; filename = (*env)->GetStringUTFChars(env, jfilename, NULL); if (filename == NULL) return 0; fz_try(ctx) document = fz_open_document(ctx, filename); fz_always(ctx) (*env)->ReleaseStringUTFChars(env, jfilename, filename); fz_catch(ctx) jni_rethrow(env, ctx); return jlong_cast(document); } JNIEXPORT jboolean JNICALL FUN(Document_needsPassword)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_document *document = from_Document(env, self); int okay = 0; if (ctx == NULL || document == NULL) return 0; fz_try(ctx) okay = fz_needs_password(ctx, document); fz_catch(ctx) jni_rethrow(env, ctx); return okay; } JNIEXPORT jboolean JNICALL FUN(Document_authenticatePassword)(JNIEnv *env, jobject self, jstring jpassword) { fz_context *ctx = get_context(env); fz_document *document = from_Document(env, self); const char *password = NULL; int okay = 0; if (ctx == NULL || document == NULL) return 0; if (jpassword == NULL) password = ""; else { password = (*env)->GetStringUTFChars(env, jpassword, NULL); if (!password) return 0; } fz_try(ctx) okay = fz_authenticate_password(ctx, document, password); fz_always(ctx) if (jpassword != NULL) (*env)->ReleaseStringUTFChars(env, jpassword, password); fz_catch(ctx) jni_rethrow(env, ctx); return okay; } JNIEXPORT jint JNICALL FUN(Document_countPages)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_document *document = from_Document(env, self); int count = 0; if (ctx == NULL || document == NULL) return 0; fz_try(ctx) count = fz_count_pages(ctx, document); fz_catch(ctx) jni_rethrow(env, ctx); return count; } JNIEXPORT jobject JNICALL FUN(Document_loadPage)(JNIEnv *env, jobject self, jint number) { fz_context *ctx = get_context(env); fz_document *document = from_Document(env, self); fz_page *page = NULL; if (ctx == NULL || document == NULL) return NULL; fz_try(ctx) page = fz_load_page(ctx, document, number); fz_catch(ctx) jni_rethrow(env, ctx); return to_Page_safe(ctx, env, page); } JNIEXPORT jobject JNICALL FUN(Document_getMetaData)(JNIEnv *env, jobject self, jstring jkey) { fz_context *ctx = get_context(env); fz_document *document = from_Document(env, self); const char *ckey; char info[256]; if (ctx == NULL || document == NULL) return NULL; ckey = (*env)->GetStringUTFChars(env, jkey, NULL); if (!ckey) return NULL; fz_try(ctx) fz_lookup_metadata(ctx, document, ckey, info, sizeof info); fz_always(ctx) (*env)->ReleaseStringUTFChars(env, jkey, ckey); fz_catch(ctx) { jni_rethrow(env, ctx); return NULL; } return (*env)->NewStringUTF(env, info); } JNIEXPORT jboolean JNICALL FUN(Document_isUnencryptedPDF)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_document *document = from_Document(env, self); pdf_document *idoc = pdf_specifics(ctx, document); int cryptVer; if (idoc == NULL) return JNI_FALSE; // Not a PDF cryptVer = pdf_crypt_version(ctx, idoc); return (cryptVer == 0) ? JNI_TRUE : JNI_FALSE; } JNIEXPORT jobject JNICALL FUN(Document_loadOutline)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_document *document = from_Document(env, self); fz_outline *outline = NULL; if (ctx == NULL || document == NULL) return NULL; fz_var(outline); fz_try(ctx) outline = fz_load_outline(ctx, document); fz_catch(ctx) jni_rethrow(env, ctx); return to_Outline_safe(ctx, env, outline); } /* Page interface */ JNIEXPORT void JNICALL FUN(Page_finalize)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_page *page = from_Page(env, self); if (ctx == NULL || page == NULL) return; fz_drop_page(ctx, page); } JNIEXPORT jobject JNICALL FUN(Page_toPixmap)(JNIEnv *env, jobject self, jobject ctm_, jobject colorspace_) { fz_context *ctx = get_context(env); fz_page *page = from_Page(env, self); fz_colorspace *colorspace = from_ColorSpace(env, colorspace_); fz_matrix ctm = from_Matrix(env, ctm_); fz_pixmap *pixmap = NULL; fz_try(ctx) pixmap = fz_new_pixmap_from_page(ctx, page, &ctm, colorspace); fz_catch(ctx) jni_rethrow(env, ctx); return to_Pixmap_safe(ctx, env, pixmap); } JNIEXPORT jobject JNICALL FUN(Page_getBounds)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_page *page = from_Page(env, self); jobject jrect; fz_rect rect; if (ctx == NULL || page == NULL) return NULL; fz_try(ctx) jrect = to_Rect(ctx, env, fz_bound_page(ctx, page, &rect)); fz_catch(ctx) jni_rethrow(env, ctx); return jrect; } JNIEXPORT void JNICALL FUN(Page_run)(JNIEnv *env, jobject self, jobject jdev, jobject jctm, jobject jcookie) { fz_context *ctx = get_context(env); fz_matrix ctm = from_Matrix(env, jctm); fz_cookie *cookie = from_Cookie(env, jcookie); fz_device *dev = from_Device(env, jdev, ctx); fz_page *page = from_Page(env, self); NativeDeviceInfo *info; if (ctx == NULL || self == NULL || jdev == NULL) return; info = lockNativeDevice(env, jdev); fz_try(ctx) fz_run_page(ctx, page, dev, &ctm, cookie); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(Page_runPageContents)(JNIEnv *env, jobject self, jobject jdev, jobject jctm, jobject jcookie) { fz_context *ctx = get_context(env); fz_matrix ctm = from_Matrix(env, jctm); fz_cookie *cookie = from_Cookie(env, jcookie); fz_device *dev = from_Device(env, jdev, ctx); fz_page *page = from_Page(env, self); NativeDeviceInfo *info; if (ctx == NULL || page == NULL || dev == NULL) return; info = lockNativeDevice(env, jdev); fz_try(ctx) fz_run_page_contents(ctx, page, dev, &ctm, cookie); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT jobject JNICALL FUN(Page_getAnnotations)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_page *page = from_Page(env, self); fz_annot *annot = NULL; fz_annot *first = NULL; jobject jannots = NULL; int annot_count; int i; if (ctx == NULL || page == NULL) return NULL; fz_var(annot); fz_var(jannots); fz_try(ctx) { jannots = (*env)->GetObjectField(env, self, fid_Page_nativeAnnots); first = fz_first_annot(ctx, page); /* Count the annotations */ annot = first; for (annot_count = 0; annot != NULL; annot_count++) annot = fz_next_annot(ctx, annot); if (annot_count == 0) { /* If no annotations, we don't want an annotation * object stored in the page. */ if (jannots != NULL) { (*env)->SetObjectField(env, self, fid_Page_nativeAnnots, NULL); } break; /* No annotations! */ } jannots = (*env)->NewObjectArray(env, annot_count, cls_Annot, NULL); if (jannots == NULL) fz_throw(ctx, FZ_ERROR_GENERIC, "getAnnotations failed (1)"); (*env)->SetObjectField(env, self, fid_Page_nativeAnnots, jannots); /* Now run through actually creating the annotation objects */ annot = first; for (i = 0; annot != NULL && i < annot_count; i++) { jobject jannot = to_Annotation(ctx, env, annot); (*env)->SetObjectArrayElement(env, jannots, i, jannot); annot = fz_next_annot(ctx, annot); } if (annot != NULL || i != annot_count) fz_throw(ctx, FZ_ERROR_GENERIC, "getAnnotations failed (4)"); } fz_catch(ctx) { jni_rethrow(env, ctx); } return jannots; } /* Cookie interface */ JNIEXPORT void JNICALL FUN(Cookie_finalize)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_cookie *cookie = from_Cookie(env, self); if (ctx == NULL || cookie == NULL) return; fz_free(ctx, cookie); } JNIEXPORT jlong JNICALL FUN(Cookie_newNative)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_cookie *cookie = NULL; if (ctx == NULL) return 0; fz_try(ctx) cookie = fz_malloc_struct(ctx, fz_cookie); fz_catch(ctx) jni_rethrow(env, ctx); return jlong_cast(cookie); } JNIEXPORT void JNICALL FUN(Cookie_abort)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_cookie *cookie = from_Cookie(env, self); if (ctx == NULL || cookie == NULL) return; cookie->abort = 1; } /* DisplayList interface */ JNIEXPORT jlong JNICALL FUN(DisplayList_newNative)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_display_list *list = NULL; if (ctx == NULL) return 0; fz_try(ctx) list = fz_new_display_list(ctx); fz_catch(ctx) jni_rethrow(env, ctx); return jlong_cast(list); } JNIEXPORT void JNICALL FUN(DisplayList_run)(JNIEnv *env, jobject self, jobject jdev, jobject jctm, jobject jrect, jobject jcookie) { fz_context *ctx = get_context(env); fz_display_list *list = from_DisplayList(env, self); fz_matrix ctm = from_Matrix(env, jctm); fz_cookie *cookie = from_Cookie(env, jcookie); fz_device *dev = from_Device(env, jdev, ctx); NativeDeviceInfo *info; fz_rect local_rect; fz_rect *rect = NULL; if (ctx == NULL || self == NULL || jdev == NULL || list == NULL) return; /* Use a scissor rectangle if one is supplied */ if (jrect) { rect = &local_rect; local_rect = from_Rect(env, jrect); } info = lockNativeDevice(env, jdev); fz_try(ctx) fz_run_display_list(ctx, list, dev, &ctm, rect, cookie); fz_always(ctx) unlockNativeDevice(env, info); fz_catch(ctx) jni_rethrow(env, ctx); } JNIEXPORT void JNICALL FUN(DisplayList_finalize)(JNIEnv *env, jobject self) { fz_context *ctx = get_context(env); fz_display_list *list = from_DisplayList(env, self); if (ctx == NULL || list == NULL) return; fz_drop_display_list(ctx, list); }