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 The Apple Software is provided by Apple on an "AS IS" basis.  APPLE MAKES NO WARRANTIES,
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 IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL
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 */

#include <stdlib.h>
#include "main.h"
#include "PluginObject.h"

int SubPlugin::getPluginWidth() {
    PluginObject *obj = (PluginObject*) inst()->pdata;
    return obj->window->width;
}

int SubPlugin::getPluginHeight() {
    PluginObject *obj = (PluginObject*) inst()->pdata;
    return obj->window->height;
}

bool SurfaceSubPlugin::supportsDrawingModel(ANPDrawingModel model) {
    return (model == kSurface_ANPDrawingModel);
}

void SurfaceSubPlugin::setContext(jobject context) {
    JNIEnv* env = NULL;
    if (gVM->GetEnv((void**) &env, JNI_VERSION_1_4) == JNI_OK) {

        // if one exists then free its global reference
        if (m_context) {
            env->DeleteGlobalRef(m_context);
            m_context = NULL;
        }

        // create a new global ref
        if (context) {
            context = env->NewGlobalRef(context);
        }

        // set the value
        m_context = context;
    }
}

static void pluginInvalidate(NPObject *obj);
static bool pluginHasProperty(NPObject *obj, NPIdentifier name);
static bool pluginHasMethod(NPObject *obj, NPIdentifier name);
static bool pluginGetProperty(NPObject *obj, NPIdentifier name, NPVariant *variant);
static bool pluginSetProperty(NPObject *obj, NPIdentifier name, const NPVariant *variant);
static bool pluginInvoke(NPObject *obj, NPIdentifier name, const NPVariant *args, uint32_t argCount, NPVariant *result);
static bool pluginInvokeDefault(NPObject *obj, const NPVariant *args, uint32_t argCount, NPVariant *result);
static NPObject *pluginAllocate(NPP npp, NPClass *theClass);
static void pluginDeallocate(NPObject *obj);
static bool pluginRemoveProperty(NPObject *npobj, NPIdentifier name);
static bool pluginEnumerate(NPObject *npobj, NPIdentifier **value, uint32_t *count);



static NPClass pluginClass = {
    NP_CLASS_STRUCT_VERSION,
    pluginAllocate,
    pluginDeallocate,
    pluginInvalidate,
    pluginHasMethod,
    pluginInvoke,
    pluginInvokeDefault,
    pluginHasProperty,
    pluginGetProperty,
    pluginSetProperty,
    pluginRemoveProperty,
    pluginEnumerate
};

NPClass *getPluginClass(void)
{
    return &pluginClass;
}

static bool identifiersInitialized = false;

#define ID_TESTFILE_PROPERTY            0
#define NUM_PROPERTY_IDENTIFIERS        1

static NPIdentifier pluginPropertyIdentifiers[NUM_PROPERTY_IDENTIFIERS];
static const NPUTF8 *pluginPropertyIdentifierNames[NUM_PROPERTY_IDENTIFIERS] = {
    "testfile"
};

#define ID_GETTESTFILE_METHOD                   0
#define NUM_METHOD_IDENTIFIERS                  1

static NPIdentifier pluginMethodIdentifiers[NUM_METHOD_IDENTIFIERS];
static const NPUTF8 *pluginMethodIdentifierNames[NUM_METHOD_IDENTIFIERS] = {
    "getTestFile"
};

static void initializeIdentifiers(void)
{
    browser->getstringidentifiers(pluginPropertyIdentifierNames, NUM_PROPERTY_IDENTIFIERS, pluginPropertyIdentifiers);
    browser->getstringidentifiers(pluginMethodIdentifierNames, NUM_METHOD_IDENTIFIERS, pluginMethodIdentifiers);
}

static bool pluginHasProperty(NPObject *obj, NPIdentifier name)
{
    int i;
    for (i = 0; i < NUM_PROPERTY_IDENTIFIERS; i++)
        if (name == pluginPropertyIdentifiers[i])
            return true;
    return false;
}

static bool pluginHasMethod(NPObject *obj, NPIdentifier name)
{
    int i;
    for (i = 0; i < NUM_METHOD_IDENTIFIERS; i++)
        if (name == pluginMethodIdentifiers[i])
            return true;
    return false;
}

static bool pluginGetProperty(NPObject *obj, NPIdentifier name, NPVariant *variant)
{
    PluginObject *plugin = (PluginObject *)obj;
    if (name == pluginPropertyIdentifiers[ID_TESTFILE_PROPERTY]) {
        BOOLEAN_TO_NPVARIANT(true, *variant);
        return true;
    }
    return false;
}

static bool pluginSetProperty(NPObject *obj, NPIdentifier name, const NPVariant *variant)
{
    return false;
}

static bool pluginInvoke(NPObject *obj, NPIdentifier name, const NPVariant *args, uint32_t argCount, NPVariant *result)
{
    PluginObject *plugin = (PluginObject *)obj;
    if (name == pluginMethodIdentifiers[ID_GETTESTFILE_METHOD]) {
        return true;
    }
    return false;
}

static bool pluginInvokeDefault(NPObject *obj, const NPVariant *args, uint32_t argCount, NPVariant *result)
{
    return false;
}

static void pluginInvalidate(NPObject *obj)
{
    // Release any remaining references to JavaScript objects.
}

static NPObject *pluginAllocate(NPP npp, NPClass *theClass)
{
    PluginObject *newInstance = (PluginObject*) malloc(sizeof(PluginObject));
    newInstance->header._class = theClass;
    newInstance->header.referenceCount = 1;

    if (!identifiersInitialized) {
        identifiersInitialized = true;
        initializeIdentifiers();
    }

    newInstance->npp = npp;

    return &newInstance->header;
}

static void pluginDeallocate(NPObject *obj)
{
    free(obj);
}

static bool pluginRemoveProperty(NPObject *npobj, NPIdentifier name)
{
    return false;
}

static bool pluginEnumerate(NPObject *npobj, NPIdentifier **value, uint32_t *count)
{
    return false;
}
