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/**
* libcaca Java bindings for libcaca
* Copyright (c) 2009 Adrien Grand <jpountz@dinauz.org>
*
* This library is free software. It comes without any warranty, to
* the extent permitted by applicable law. You can redistribute it
* and/or modify it under the terms of the Do What the Fuck You Want
* to Public License, Version 2, as published by Sam Hocevar. See
* http://www.wtfpl.net/ for more details.
*/
#include "caca_java_common.h"
#include "org_zoy_caca_Font.h"
#include "caca.h"
#define FONT_CREATION_ERROR "Cannot load font"
JNIEXPORT jlong JNICALL
Java_org_zoy_caca_Font_loadFont__Ljava_lang_String_2(JNIEnv *env, jclass cls, jstring font_name)
{
const char *font_name_chars;
caca_font_t *font;
font_name_chars = (*env)->GetStringUTFChars(env, font_name, 0);
font = caca_load_font(font_name_chars, 0);
(*env)->ReleaseStringUTFChars(env, font_name, font_name_chars);
if (!font)
{
THROW_EX(FONT_CREATION_ERROR);
return 0;
}
return (jlong)font;
}
JNIEXPORT jlong JNICALL
Java_org_zoy_caca_Font_loadFont___3B(JNIEnv *env, jclass cls, jbyteArray font_bytes)
{
jbyte *elems;
jsize size;
caca_font_t *font;
elems = (*env)->GetByteArrayElements(env, font_bytes, 0);
size = (*env)->GetArrayLength(env, font_bytes);
font = caca_load_font(elems, size);
(*env)->ReleaseByteArrayElements(env, font_bytes, elems, 0);
if (!font)
{
THROW_EX(FONT_CREATION_ERROR);
return 0;
}
return (jlong)font;
}
JNIEXPORT jobjectArray JNICALL
Java_org_zoy_caca_Font_getFontNames(JNIEnv *env, jclass cls)
{
const char *const *fonts = caca_get_font_list();
return caca_java_to_string_array(env, fonts);
}
JNIEXPORT jint JNICALL
Java_org_zoy_caca_Font_getFontWidth(JNIEnv *env, jclass cls, jlong ptr)
{
return caca_get_font_width(ptr);
}
JNIEXPORT jint JNICALL
Java_org_zoy_caca_Font_getFontHeight(JNIEnv *env, jclass cls, jlong ptr)
{
return caca_get_font_height(ptr);
}
JNIEXPORT jobjectArray JNICALL
Java_org_zoy_caca_Font_getFontBlocks(JNIEnv *env, jclass cls, jlong ptr)
{
const uint32_t *blocks;
jclass int_array;
jobjectArray ret;
jsize size;
jsize i;
blocks = caca_get_font_blocks(ptr);
for (size = 0; blocks[2*size] || blocks[2*size+1]; ++size);
int_array = (*env)->FindClass(env, "[I");
ret = (*env)->NewObjectArray(env, size, int_array, NULL);
for (i = 0; i < size; ++i)
{
jintArray nth = (*env)->NewIntArray(env, 2); /* Size is 2 */
jint nth_elems[] = { blocks[2*i], blocks[2*i+1] };
(*env)->SetIntArrayRegion(env, nth, 0, 2, nth_elems);
(*env)->SetObjectArrayElement(env, ret, i, nth);
(*env)->DeleteLocalRef(env, nth);
}
return ret;
}
JNIEXPORT void JNICALL
Java_org_zoy_caca_Font_freeFont(JNIEnv *env, jclass cls, jlong ptr)
{
caca_free_font((caca_font_t *)ptr);
}
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