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/*
File: MovieControllerLayer.m
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*/
#import <WebKit/npapi.h>
#import <WebKit/npfunctions.h>
#import <WebKit/npruntime.h>
#import <QuartzCore/QuartzCore.h>
#import <QTKit/QTKit.h>
#import "MovieControllerLayer.h"
// Browser function table
static NPNetscapeFuncs* browser;
// Structure for per-instance storage
typedef struct PluginObject
{
NPP npp;
NPWindow window;
CALayer *rootLayer;
MovieControllerLayer *controllerLayer;
QTMovieLayer *movieLayer;
CALayer *mouseDownLayer;
NSURL *movieURL;
QTMovie *movie;
} PluginObject;
NPError NPP_New(NPMIMEType pluginType, NPP instance, uint16_t mode, int16_t argc, char* argn[], char* argv[], NPSavedData* saved);
NPError NPP_Destroy(NPP instance, NPSavedData** save);
NPError NPP_SetWindow(NPP instance, NPWindow* window);
NPError NPP_NewStream(NPP instance, NPMIMEType type, NPStream* stream, NPBool seekable, uint16* stype);
NPError NPP_DestroyStream(NPP instance, NPStream* stream, NPReason reason);
int32_t NPP_WriteReady(NPP instance, NPStream* stream);
int32_t NPP_Write(NPP instance, NPStream* stream, int32_t offset, int32_t len, void* buffer);
void NPP_StreamAsFile(NPP instance, NPStream* stream, const char* fname);
void NPP_Print(NPP instance, NPPrint* platformPrint);
int16_t NPP_HandleEvent(NPP instance, void* event);
void NPP_URLNotify(NPP instance, const char* URL, NPReason reason, void* notifyData);
NPError NPP_GetValue(NPP instance, NPPVariable variable, void *value);
NPError NPP_SetValue(NPP instance, NPNVariable variable, void *value);
#pragma export on
// Mach-o entry points
NPError NP_Initialize(NPNetscapeFuncs *browserFuncs);
NPError NP_GetEntryPoints(NPPluginFuncs *pluginFuncs);
void NP_Shutdown(void);
#pragma export off
NPError NP_Initialize(NPNetscapeFuncs* browserFuncs)
{
browser = browserFuncs;
return NPERR_NO_ERROR;
}
NPError NP_GetEntryPoints(NPPluginFuncs* pluginFuncs)
{
pluginFuncs->version = 11;
pluginFuncs->size = sizeof(pluginFuncs);
pluginFuncs->newp = NPP_New;
pluginFuncs->destroy = NPP_Destroy;
pluginFuncs->setwindow = NPP_SetWindow;
pluginFuncs->newstream = NPP_NewStream;
pluginFuncs->destroystream = NPP_DestroyStream;
pluginFuncs->asfile = NPP_StreamAsFile;
pluginFuncs->writeready = NPP_WriteReady;
pluginFuncs->write = (NPP_WriteProcPtr)NPP_Write;
pluginFuncs->print = NPP_Print;
pluginFuncs->event = NPP_HandleEvent;
pluginFuncs->urlnotify = NPP_URLNotify;
pluginFuncs->getvalue = NPP_GetValue;
pluginFuncs->setvalue = NPP_SetValue;
return NPERR_NO_ERROR;
}
void NP_Shutdown(void)
{
}
NPError NPP_New(NPMIMEType pluginType, NPP instance, uint16_t mode, int16_t argc, char* argn[], char* argv[], NPSavedData* saved)
{
// Create per-instance storage
PluginObject *obj = (PluginObject *)malloc(sizeof(PluginObject));
bzero(obj, sizeof(PluginObject));
obj->npp = instance;
instance->pdata = obj;
// Ask the browser if it supports the Core Animation drawing model
NPBool supportsCoreAnimation;
if (browser->getvalue(instance, NPNVsupportsCoreAnimationBool, &supportsCoreAnimation) != NPERR_NO_ERROR)
supportsCoreAnimation = FALSE;
if (!supportsCoreAnimation)
return NPERR_INCOMPATIBLE_VERSION_ERROR;
// If the browser supports the Core Animation drawing model, enable it.
browser->setvalue(instance, NPPVpluginDrawingModel, (void *)NPDrawingModelCoreAnimation);
// If the browser supports the Cocoa event model, enable it.
NPBool supportsCocoa;
if (browser->getvalue(instance, NPNVsupportsCocoaBool, &supportsCocoa) != NPERR_NO_ERROR)
supportsCocoa = FALSE;
if (!supportsCocoa)
return NPERR_INCOMPATIBLE_VERSION_ERROR;
browser->setvalue(instance, NPPVpluginEventModel, (void *)NPEventModelCocoa);
for (int16_t i = 0; i < argc; i++) {
if (strcasecmp(argn[i], "movieurl") == 0) {
NSString *urlString = [NSString stringWithUTF8String:argv[i]];
if (urlString)
obj->movieURL = [[NSURL URLWithString:urlString] retain];
break;
}
}
return NPERR_NO_ERROR;
}
NPError NPP_Destroy(NPP instance, NPSavedData** save)
{
// Free per-instance storage
PluginObject *obj = instance->pdata;
[obj->movie stop];
[obj->rootLayer release];
free(obj);
return NPERR_NO_ERROR;
}
NPError NPP_SetWindow(NPP instance, NPWindow* window)
{
PluginObject *obj = instance->pdata;
obj->window = *window;
return NPERR_NO_ERROR;
}
NPError NPP_NewStream(NPP instance, NPMIMEType type, NPStream* stream, NPBool seekable, uint16* stype)
{
*stype = NP_ASFILEONLY;
return NPERR_NO_ERROR;
}
NPError NPP_DestroyStream(NPP instance, NPStream* stream, NPReason reason)
{
return NPERR_NO_ERROR;
}
int32_t NPP_WriteReady(NPP instance, NPStream* stream)
{
return 0;
}
int32_t NPP_Write(NPP instance, NPStream* stream, int32_t offset, int32_t len, void* buffer)
{
return 0;
}
void NPP_StreamAsFile(NPP instance, NPStream* stream, const char* fname)
{
}
void NPP_Print(NPP instance, NPPrint* platformPrint)
{
}
static void handleMouseDown(PluginObject *obj, NPCocoaEvent *event)
{
CGPoint point = CGPointMake(event->data.mouse.pluginX,
// Flip the y coordinate
obj->window.height - event->data.mouse.pluginY);
obj->mouseDownLayer = [obj->rootLayer hitTest:point];
if (obj->mouseDownLayer == obj->controllerLayer) {
[obj->controllerLayer handleMouseDown:[obj->rootLayer convertPoint:point toLayer:obj->controllerLayer]];
return;
}
}
static void togglePlayPause(PluginObject *obj)
{
if (!obj->movie)
return;
if ([obj->movie rate] == 0)
[obj->movie play];
else
[obj->movie stop];
}
static void handleMouseUp(PluginObject *obj, NPCocoaEvent *event)
{
CGPoint point = CGPointMake(event->data.mouse.pluginX,
// Flip the y coordinate
obj->window.height - event->data.mouse.pluginY);
CALayer *mouseDownLayer = obj->mouseDownLayer;
obj->mouseDownLayer = nil;
if (mouseDownLayer == obj->controllerLayer) {
[obj->controllerLayer handleMouseUp:[obj->rootLayer convertPoint:point toLayer:obj->controllerLayer]];
return;
}
}
static void handleMouseDragged(PluginObject *obj, NPCocoaEvent *event)
{
CGPoint point = CGPointMake(event->data.mouse.pluginX,
// Flip the y coordinate
obj->window.height - event->data.mouse.pluginY);
if (obj->mouseDownLayer == obj->controllerLayer) {
[obj->controllerLayer handleMouseDragged:[obj->rootLayer convertPoint:point toLayer:obj->controllerLayer]];
return;
}
}
static void handleMouseEntered(PluginObject *obj)
{
// Show the controller layer.
obj->controllerLayer.opacity = 1.0;
}
static void handleMouseExited(PluginObject *obj)
{
// Hide the controller layer if the movie is playing.
if ([obj->movie rate])
obj->controllerLayer.opacity = 0.0;
}
static int handleKeyDown(PluginObject *obj, NPCocoaEvent *event)
{
NSString *characters = (NSString *)event->data.key.characters;
if ([characters length] == 1 && [characters characterAtIndex:0] == ' ') {
togglePlayPause(obj);
return 1;
}
return 0;
}
static int handleScrollEvent(PluginObject *obj, NPCocoaEvent *event)
{
double delta = event->data.mouse.deltaY;
if (delta < 0)
[obj->movie stepForward];
else
[obj->movie stepBackward];
return 0;
}
int16_t NPP_HandleEvent(NPP instance, void* event)
{
PluginObject *obj = instance->pdata;
NPCocoaEvent *cocoaEvent = event;
switch(cocoaEvent->type) {
case NPCocoaEventMouseDown:
handleMouseDown(obj, cocoaEvent);
return 1;
case NPCocoaEventMouseUp:
handleMouseUp(obj, cocoaEvent);
return 1;
case NPCocoaEventMouseDragged:
handleMouseDragged(obj, cocoaEvent);
return 1;
case NPCocoaEventMouseEntered:
handleMouseEntered(obj);
return 1;
case NPCocoaEventMouseExited:
handleMouseExited(obj);
return 1;
case NPCocoaEventKeyDown:
return handleKeyDown(obj, cocoaEvent);
case NPCocoaEventScrollWheel:
return handleScrollEvent(obj, cocoaEvent);
}
return 0;
}
void NPP_URLNotify(NPP instance, const char* url, NPReason reason, void* notifyData)
{
}
NPError NPP_GetValue(NPP instance, NPPVariable variable, void *value)
{
PluginObject *obj = instance->pdata;
switch (variable) {
case NPPVpluginCoreAnimationLayer:
if (!obj->rootLayer) {
// Setup layer hierarchy.
obj->rootLayer = [[CALayer layer] retain];
obj->movieLayer = [QTMovieLayer layer];
obj->movieLayer.autoresizingMask = kCALayerWidthSizable | kCALayerHeightSizable;
[obj->rootLayer addSublayer:obj->movieLayer];
obj->controllerLayer = [MovieControllerLayer layer];
[obj->rootLayer addSublayer:obj->controllerLayer];
if (obj->movieURL) {
NSDictionary *attributes = [NSDictionary dictionaryWithObjectsAndKeys:obj->movieURL, QTMovieURLAttribute,
[NSNumber numberWithBool:YES], QTMovieOpenForPlaybackAttribute,
[NSNumber numberWithBool:YES], QTMovieLoopsAttribute,
nil];
obj->movie = [QTMovie movieWithAttributes:attributes error:nil];
if (obj->movie) {
obj->movieLayer.movie = obj->movie;
[obj->controllerLayer setMovie:obj->movie];
}
}
}
// Make sure to return a retained layer
*((CALayer **)value) = [obj->rootLayer retain];
return NPERR_NO_ERROR;
default:
return NPERR_GENERIC_ERROR;
}
}
NPError NPP_SetValue(NPP instance, NPNVariable variable, void *value)
{
return NPERR_GENERIC_ERROR;
}