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      1 /*
      2  * Copyright 2009, The Android Open Source Project
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  *  * Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  *  * Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #include "VideoPlugin.h"
     27 #include "android_npapi.h"
     28 
     29 #include <stdio.h>
     30 #include <sys/time.h>
     31 #include <time.h>
     32 #include <math.h>
     33 #include <string.h>
     34 
     35 extern NPNetscapeFuncs*        browser;
     36 extern ANPBitmapInterfaceV0    gBitmapI;
     37 extern ANPCanvasInterfaceV0    gCanvasI;
     38 extern ANPLogInterfaceV0       gLogI;
     39 extern ANPPaintInterfaceV0     gPaintI;
     40 extern ANPSurfaceInterfaceV0   gSurfaceI;
     41 extern ANPSystemInterfaceV0    gSystemI;
     42 extern ANPTypefaceInterfaceV0  gTypefaceI;
     43 extern ANPWindowInterfaceV0    gWindowI;
     44 
     45 ///////////////////////////////////////////////////////////////////////////////
     46 
     47 VideoPlugin::VideoPlugin(NPP inst) : SurfaceSubPlugin(inst) {
     48 
     49     // initialize the drawing surface
     50     m_surface = NULL;
     51 
     52     //register for touch events
     53     ANPEventFlags flags = kTouch_ANPEventFlag;
     54     NPError err = browser->setvalue(inst, kAcceptEvents_ANPSetValue, &flags);
     55     if (err != NPERR_NO_ERROR) {
     56         gLogI.log(kError_ANPLogType, "Error selecting input events.");
     57     }
     58 }
     59 
     60 VideoPlugin::~VideoPlugin() {
     61     setContext(NULL);
     62     destroySurface();
     63 }
     64 
     65 jobject VideoPlugin::getSurface() {
     66 
     67     if (m_surface) {
     68         return m_surface;
     69     }
     70 
     71     // load the appropriate java class and instantiate it
     72     JNIEnv* env = NULL;
     73     if (gVM->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) {
     74         gLogI.log(kError_ANPLogType, " ---- getSurface: failed to get env");
     75         return NULL;
     76     }
     77 
     78     const char* className = "com.android.sampleplugin.VideoSurface";
     79     jclass videoClass = gSystemI.loadJavaClass(inst(), className);
     80 
     81     if(!videoClass) {
     82         gLogI.log(kError_ANPLogType, " ---- getSurface: failed to load class");
     83         return NULL;
     84     }
     85 
     86     jmethodID constructor = env->GetMethodID(videoClass, "<init>", "(Landroid/content/Context;)V");
     87     jobject videoSurface = env->NewObject(videoClass, constructor, m_context);
     88 
     89     if(!videoSurface) {
     90         gLogI.log(kError_ANPLogType, " ---- getSurface: failed to construct object");
     91         return NULL;
     92     }
     93 
     94     m_surface = env->NewGlobalRef(videoSurface);
     95     return m_surface;
     96 }
     97 
     98 void VideoPlugin::destroySurface() {
     99     JNIEnv* env = NULL;
    100     if (m_surface && gVM->GetEnv((void**) &env, JNI_VERSION_1_4) == JNI_OK) {
    101         env->DeleteGlobalRef(m_surface);
    102         m_surface = NULL;
    103     }
    104 }
    105 
    106 int16_t VideoPlugin::handleEvent(const ANPEvent* evt) {
    107     switch (evt->eventType) {
    108         case kLifecycle_ANPEventType: {
    109             switch (evt->data.lifecycle.action) {
    110                 case kEnterFullScreen_ANPLifecycleAction:
    111                     gLogI.log(kDebug_ANPLogType, " ---- %p entering fullscreen", inst());
    112                     break;
    113                 case kExitFullScreen_ANPLifecycleAction:
    114                     gLogI.log(kDebug_ANPLogType, " ---- %p exiting fullscreen", inst());
    115                     break;
    116             }
    117             break; // end kLifecycle_ANPEventType
    118         }
    119         case kDraw_ANPEventType:
    120             gLogI.log(kError_ANPLogType, " ------ %p the plugin did not request draw events", inst());
    121             break;
    122         case kTouch_ANPEventType:
    123             if (kDown_ANPTouchAction == evt->data.touch.action) {
    124                 gLogI.log(kDebug_ANPLogType, " ------ %p requesting fullscreen mode", inst());
    125                 gWindowI.requestFullScreen(inst());
    126             }
    127             return 1;
    128         case kKey_ANPEventType:
    129             gLogI.log(kError_ANPLogType, " ------ %p the plugin did not request key events", inst());
    130             break;
    131         default:
    132             break;
    133     }
    134     return 0;   // unknown or unhandled event
    135 }
    136