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Updating the sample plugin with performance optimizations and better audio support.

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This commit is contained in:
Derek Sollenberger
2009-07-09 09:19:39 -04:00
parent ef864da77f
commit 21f3991238
11 changed files with 174 additions and 102 deletions
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5
samples/BrowserPlugin/jni/PluginObject.h
View File

@@ -36,16 +36,13 @@
#include "main.h"
struct ANPEvent;
struct ANPCanvas;
struct ANPAudioTrack;
class SubPlugin {
public:
SubPlugin(NPP inst) : m_inst(inst) {}
virtual ~SubPlugin() {}
virtual void draw(ANPCanvas*) = 0;
virtual int16 handleEvent(const ANPEvent* evt) = 0;
virtual bool supportsDrawingModel(ANPDrawingModel) = 0;
NPP inst() const { return m_inst; }

4
samples/BrowserPlugin/jni/animation/AnimationPlugin.cpp
View File

@@ -130,6 +130,10 @@ static void bounce(float* x, float* dx, const float max) {
}
}
bool BallAnimation::supportsDrawingModel(ANPDrawingModel model) {
return (model == kBitmap_ANPDrawingModel);
}
void BallAnimation::draw(ANPCanvas* canvas) {
NPP instance = this->inst();
PluginObject *obj = (PluginObject*) instance->pdata;

2
samples/BrowserPlugin/jni/animation/AnimationPlugin.h
View File

@@ -24,7 +24,6 @@
*/
#include "PluginObject.h"
#include "android_npapi.h"
#ifndef pluginGraphics__DEFINED
#define pluginGraphics__DEFINED
@@ -33,6 +32,7 @@ class BallAnimation : public SubPlugin {
public:
BallAnimation(NPP inst);
virtual ~BallAnimation();
virtual bool supportsDrawingModel(ANPDrawingModel);
virtual void draw(ANPCanvas*);
virtual int16 handleEvent(const ANPEvent* evt);
private:

174
samples/BrowserPlugin/jni/audio/AudioPlugin.cpp
View File

@@ -25,7 +25,8 @@
#include "AudioPlugin.h"
#include <stdio.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <time.h>
#include <math.h>
@@ -77,12 +78,6 @@ static void drawPlugin(SubPlugin* plugin, const ANPBitmap& bitmap, const ANPRect
gCanvasI.deleteCanvas(canvas);
}
struct SoundPlay {
NPP instance;
ANPAudioTrack* track;
FILE* file;
};
static void audioCallback(ANPAudioEvent evt, void* user, ANPAudioBuffer* buffer) {
switch (evt) {
case kMoreData_ANPAudioEvent: {
@@ -95,6 +90,14 @@ static void audioCallback(ANPAudioEvent evt, void* user, ANPAudioBuffer* buffer)
play->file = NULL;
// TODO need to notify our main thread to delete the track now
}
if (play->fileSize > 0) {
// TODO we need to properly update the progress value
play->progress = 1;
inval(play->instance);
}
break;
}
default:
@@ -102,28 +105,48 @@ static void audioCallback(ANPAudioEvent evt, void* user, ANPAudioBuffer* buffer)
}
}
static ANPAudioTrack* createTrack(NPP instance, const char path[]) {
FILE* f = fopen(path, "r");
gLogI.log(instance, kWarning_ANPLogType, "--- path %s FILE %p", path, f);
if (NULL == f) {
return NULL;
}
SoundPlay* play = new SoundPlay;
play->file = f;
play->track = gSoundI.newTrack(44100, kPCM16Bit_ANPSampleFormat, 2, audioCallback, play);
if (NULL == play->track) {
fclose(f);
delete play;
return NULL;
}
return play->track;
}
///////////////////////////////////////////////////////////////////////////////
AudioPlugin::AudioPlugin(NPP inst) : SubPlugin(inst) {
m_track = NULL;
const char path[] = "/sdcard/sample.raw";
// open a file stream
FILE* f = fopen(path, "r");
gLogI.log(inst, kDebug_ANPLogType, "--- path %s FILE %p", path, f);
// setup our private audio struct's default values
m_soundPlay = new SoundPlay;
m_soundPlay->instance = inst;
m_soundPlay->progress = 0;
m_soundPlay->fileSize = 0;
m_soundPlay->file = f;
m_soundPlay->track = NULL;
// create the audio track
if (f) {
m_soundPlay->track = gSoundI.newTrack(44100, kPCM16Bit_ANPSampleFormat, 2, audioCallback, m_soundPlay);
if (!m_soundPlay->track) {
fclose(f);
m_soundPlay->file = NULL;
}
}
// get the audio file's size
int fileDescriptor = open(path, O_RDONLY);
struct stat fileStatus;
if(fileDescriptor <= 0) {
gLogI.log(inst, kError_ANPLogType, "fopen error");
}
else if (fstat(fileDescriptor, &fileStatus) != 0) {
gLogI.log(inst, kDebug_ANPLogType, "File Size: %d", fileStatus.st_size);
m_soundPlay->fileSize = fileStatus.st_size;
} else {
gLogI.log(inst, kError_ANPLogType, "fstat error");
}
// configure the UI elements
m_activeTouch = false;
memset(&m_trackRect, 0, sizeof(m_trackRect));
@@ -144,6 +167,14 @@ AudioPlugin::AudioPlugin(NPP inst) : SubPlugin(inst) {
gPaintI.setColor(m_paintText, 0xFF2F4F4F);
gPaintI.setTextSize(m_paintText, 18);
m_paintTrackProgress = gPaintI.newPaint();
gPaintI.setFlags(m_paintTrackProgress, gPaintI.getFlags(m_paintTrackProgress) | kAntiAlias_ANPPaintFlag);
gPaintI.setColor(m_paintTrackProgress, 0xFF545454);
m_paintActiveRect = gPaintI.newPaint();
gPaintI.setFlags(m_paintActiveRect, gPaintI.getFlags(m_paintActiveRect) | kAntiAlias_ANPPaintFlag);
gPaintI.setColor(m_paintActiveRect, 0xFF545454);
ANPTypeface* tf = gTypefaceI.createFromName("serif", kItalic_ANPTypefaceStyle);
gPaintI.setTypeface(m_paintText, tf);
gTypefaceI.unref(tf);
@@ -160,14 +191,23 @@ AudioPlugin::~AudioPlugin() {
gPaintI.deletePaint(m_paintTrack);
gPaintI.deletePaint(m_paintRect);
gPaintI.deletePaint(m_paintText);
if(m_track)
gSoundI.deleteTrack(m_track);
gPaintI.deletePaint(m_paintTrackProgress);
gPaintI.deletePaint(m_paintActiveRect);
if(m_soundPlay->track)
gSoundI.deleteTrack(m_soundPlay->track);
delete m_soundPlay;
}
bool AudioPlugin::supportsDrawingModel(ANPDrawingModel model) {
return (model == kBitmap_ANPDrawingModel);
}
void AudioPlugin::draw(ANPCanvas* canvas) {
NPP instance = this->inst();
PluginObject *obj = (PluginObject*) instance->pdata;
gLogI.log(instance, kError_ANPLogType, "Drawing");
const float trackHeight = 30;
const float buttonWidth = 60;
const float buttonHeight = 30;
@@ -182,53 +222,54 @@ void AudioPlugin::draw(ANPCanvas* canvas) {
gPaintI.getFontMetrics(m_paintText, &fontMetrics);
// draw the track box (1 px from the edge)
inval(instance, m_trackRect, true);
m_trackRect.left = 1;
m_trackRect.top = 1;
m_trackRect.right = W - 2;
m_trackRect.bottom = 1 + trackHeight;
gCanvasI.drawRect(canvas, &m_trackRect, m_paintTrack);
inval(instance, m_trackRect, true);
// draw the progress bar
if (m_soundPlay->progress > 0) {
// TODO need to draw progress bar to cover the proper percentage of the track bar
gCanvasI.drawRect(canvas, &m_trackRect, m_paintTrackProgress);
}
// draw the play box (under track box)
inval(instance, m_playRect, true);
m_playRect.left = m_trackRect.left + 5;
m_playRect.top = m_trackRect.bottom + 10;
m_playRect.right = m_playRect.left + buttonWidth;
m_playRect.bottom = m_playRect.top + buttonHeight;
gCanvasI.drawRect(canvas, &m_playRect, m_paintRect);
gCanvasI.drawRect(canvas, &m_playRect, getPaint(&m_playRect));
// draw the play box (under track box)
const char playText[] = "Play";
gCanvasI.drawText(canvas, playText, sizeof(playText)-1, m_playRect.left + 5,
m_playRect.top - fontMetrics.fTop, m_paintText);
inval(instance, m_playRect, true);
// draw the pause box (under track box)
inval(instance, m_pauseRect, true);
m_pauseRect.left = m_playRect.right + 20;
m_pauseRect.top = m_trackRect.bottom + 10;
m_pauseRect.right = m_pauseRect.left + buttonWidth;
m_pauseRect.bottom = m_pauseRect.top + buttonHeight;
gCanvasI.drawRect(canvas, &m_pauseRect, m_paintRect);
gCanvasI.drawRect(canvas, &m_pauseRect, getPaint(&m_pauseRect));
// draw the text in the pause box
const char pauseText[] = "Pause";
gCanvasI.drawText(canvas, pauseText, sizeof(pauseText)-1, m_pauseRect.left + 5,
m_pauseRect.top - fontMetrics.fTop, m_paintText);
inval(instance, m_pauseRect, true);
// draw the stop box (under track box)
inval(instance, m_stopRect, true);
m_stopRect.left = m_pauseRect.right + 20;
m_stopRect.top = m_trackRect.bottom + 10;
m_stopRect.right = m_stopRect.left + buttonWidth;
m_stopRect.bottom = m_stopRect.top + buttonHeight;
gCanvasI.drawRect(canvas, &m_stopRect, m_paintRect);
gCanvasI.drawRect(canvas, &m_stopRect, getPaint(&m_stopRect));
// draw the text in the pause box
const char stopText[] = "Stop";
gCanvasI.drawText(canvas, stopText, sizeof(stopText)-1, m_stopRect.left + 5,
m_stopRect.top - fontMetrics.fTop, m_paintText);
inval(instance, m_stopRect, true);
}
ANPPaint* AudioPlugin::getPaint(ANPRectF* input) {
return (input == m_activeRect) ? m_paintActiveRect : m_paintRect;
}
int16 AudioPlugin::handleEvent(const ANPEvent* evt) {
@@ -249,19 +290,14 @@ int16 AudioPlugin::handleEvent(const ANPEvent* evt) {
int y = evt->data.touch.y;
if (kDown_ANPTouchAction == evt->data.touch.action) {
if (m_activeTouch)
invalActiveRect();
m_activeRect = validTouch(x,y);
if(m_activeRect) {
m_activeTouchRect = validTouch(x,y);
if(m_activeTouchRect) {
m_activeTouch = true;
// TODO color the rect
return 1;
}
} else if (kUp_ANPTouchAction == evt->data.touch.action && m_activeTouch) {
handleTouch(x, y);
invalActiveRect();
m_activeTouch = false;
return 1;
} else if (kCancel_ANPTouchAction == evt->data.touch.action) {
@@ -275,7 +311,9 @@ int16 AudioPlugin::handleEvent(const ANPEvent* evt) {
return 0; // unknown or unhandled event
}
void AudioPlugin::invalActiveRect() { }
void AudioPlugin::invalActiveRect() {
}
ANPRectF* AudioPlugin::validTouch(int x, int y) {
@@ -292,12 +330,8 @@ ANPRectF* AudioPlugin::validTouch(int x, int y) {
void AudioPlugin::handleTouch(int x, int y) {
NPP instance = this->inst();
if (NULL == m_track) {
m_track = createTrack(instance, "/sdcard/sample.raw");
}
// if the track is still null then return
if(NULL == m_track) {
// if the track is null then return
if (NULL == m_soundPlay->track) {
gLogI.log(instance, kError_ANPLogType, "---- %p unable to create track",
instance);
return;
@@ -305,34 +339,44 @@ void AudioPlugin::handleTouch(int x, int y) {
// check to make sure the currentRect matches the activeRect
ANPRectF* currentRect = validTouch(x,y);
if(m_activeRect != currentRect)
if (m_activeTouchRect != currentRect)
return;
if (m_activeRect == &m_playRect) {
if (currentRect == &m_playRect) {
gLogI.log(instance, kDebug_ANPLogType, "---- %p starting track (%d)",
m_track, gSoundI.isStopped(m_track));
m_soundPlay->track, gSoundI.isStopped(m_soundPlay->track));
if (gSoundI.isStopped(m_track)) {
gSoundI.start(m_track);
if (gSoundI.isStopped(m_soundPlay->track)) {
gSoundI.start(m_soundPlay->track);
}
}
else if (m_activeRect == &m_pauseRect) {
else if (currentRect == &m_pauseRect) {
gLogI.log(instance, kDebug_ANPLogType, "---- %p pausing track (%d)",
m_track, gSoundI.isStopped(m_track));
m_soundPlay->track, gSoundI.isStopped(m_soundPlay->track));
if (!gSoundI.isStopped(m_track)) {
gSoundI.pause(m_track);
if (!gSoundI.isStopped(m_soundPlay->track)) {
gSoundI.pause(m_soundPlay->track);
}
}
else if (m_activeRect == &m_stopRect) {
else if (currentRect == &m_stopRect) {
gLogI.log(instance, kDebug_ANPLogType, "---- %p stopping track (%d)",
m_track, gSoundI.isStopped(m_track));
m_soundPlay->track, gSoundI.isStopped(m_soundPlay->track));
if (!gSoundI.isStopped(m_track)) {
gSoundI.stop(m_track);
if (!gSoundI.isStopped(m_soundPlay->track)) {
gSoundI.stop(m_soundPlay->track);
}
if (m_soundPlay->file) {
fseek(m_soundPlay->file, 0, SEEK_SET);
}
}
else {
return;
}
// set the currentRect to be the activeRect
m_activeRect = currentRect;
inval(instance);
}

19
samples/BrowserPlugin/jni/audio/AudioPlugin.h
View File

@@ -24,15 +24,24 @@
*/
#include "PluginObject.h"
#include "android_npapi.h"
#include <stdio.h>
#ifndef audioPlugin__DEFINED
#define audioPlugin__DEFINED
struct SoundPlay {
NPP instance;
ANPAudioTrack* track;
FILE* file;
int fileSize;
int progress; // value between 0 and 100
};
class AudioPlugin : public SubPlugin {
public:
AudioPlugin(NPP inst);
virtual ~AudioPlugin();
virtual bool supportsDrawingModel(ANPDrawingModel);
virtual void draw(ANPCanvas*);
virtual int16 handleEvent(const ANPEvent* evt);
private:
@@ -46,15 +55,21 @@ private:
ANPPaint* m_paintRect;
ANPPaint* m_paintText;
ANPAudioTrack* m_track;
ANPPaint* m_paintTrackProgress;
ANPPaint* m_paintActiveRect;
SoundPlay* m_soundPlay;
bool m_activeTouch;
ANPRectF* m_activeTouchRect;
ANPRectF* m_activeRect;
ANPPaint* getPaint(ANPRectF*);
ANPRectF* validTouch(int x, int y);
void handleTouch(int x, int y);
void invalActiveRect();
};
#endif // audioPlugin__DEFINED

4
samples/BrowserPlugin/jni/background/BackgroundPlugin.cpp
View File

@@ -73,6 +73,10 @@ BackgroundPlugin::BackgroundPlugin(NPP inst) : SubPlugin(inst) {
BackgroundPlugin::~BackgroundPlugin() {
}
bool BackgroundPlugin::supportsDrawingModel(ANPDrawingModel model) {
return (model == kBitmap_ANPDrawingModel);
}
void BackgroundPlugin::draw(ANPCanvas* canvas) {
gCanvasI.drawColor(canvas, 0xFFFFFFFF);

5
samples/BrowserPlugin/jni/background/BackgroundPlugin.h
View File

@@ -28,14 +28,11 @@
#ifndef backgroundPlugin__DEFINED
#define backgroundPlugin__DEFINED
struct ANPCanvas;
struct ANPEvent;
struct ANPPaint;
class BackgroundPlugin : public SubPlugin {
public:
BackgroundPlugin(NPP inst);
virtual ~BackgroundPlugin();
virtual bool supportsDrawingModel(ANPDrawingModel);
virtual void draw(ANPCanvas*);
virtual int16 handleEvent(const ANPEvent* evt);

4
samples/BrowserPlugin/jni/form/FormPlugin.cpp
View File

@@ -124,6 +124,10 @@ FormPlugin::~FormPlugin() {
gPaintI.deletePaint(m_paintText);
}
bool FormPlugin::supportsDrawingModel(ANPDrawingModel model) {
return (model == kBitmap_ANPDrawingModel);
}
void FormPlugin::draw(ANPCanvas* canvas) {
NPP instance = this->inst();
PluginObject *obj = (PluginObject*) instance->pdata;

2
samples/BrowserPlugin/jni/form/FormPlugin.h
View File

@@ -24,7 +24,6 @@
*/
#include "PluginObject.h"
#include "android_npapi.h"
#ifndef formPlugin__DEFINED
#define formPlugin__DEFINED
@@ -39,6 +38,7 @@ class FormPlugin : public SubPlugin {
public:
FormPlugin(NPP inst);
virtual ~FormPlugin();
virtual bool supportsDrawingModel(ANPDrawingModel);
virtual void draw(ANPCanvas*);
virtual int16 handleEvent(const ANPEvent* evt);
private:

54
samples/BrowserPlugin/jni/main.cpp
View File

@@ -152,30 +152,6 @@ NPError NPP_New(NPMIMEType pluginType, NPP instance, uint16 mode, int16 argc,
}
/* END: STANDARD PLUGIN FRAMEWORK */
// select the drawing model based on user input
ANPDrawingModel model = kBitmap_ANPDrawingModel;
for (int i = 0; i < argc; i++) {
if (!strcmp(argn[i], "DrawingModel")) {
if (!strcmp(argv[i], "Bitmap")) {
model = kBitmap_ANPDrawingModel;
}
if (!strcmp(argv[i], "Canvas")) {
//TODO support drawing on canvas instead of bitmap
}
gLogI.log(instance, kDebug_ANPLogType, "------ %p DrawingModel is %d", instance, model);
break;
}
}
// comment this out to use the default model (bitmaps)
NPError err = browser->setvalue(instance, kRequestDrawingModel_ANPSetValue,
reinterpret_cast<void*>(model));
if (err) {
gLogI.log(instance, kError_ANPLogType, "request model %d err %d", model, err);
return err;
}
// select the pluginType
for (int i = 0; i < argc; i++) {
if (!strcmp(argn[i], "PluginType")) {
@@ -206,6 +182,36 @@ NPError NPP_New(NPMIMEType pluginType, NPP instance, uint16 mode, int16 argc,
obj->activePlugin = new BallAnimation(instance);
}
// select the drawing model based on user input
ANPDrawingModel model = kBitmap_ANPDrawingModel;
for (int i = 0; i < argc; i++) {
if (!strcmp(argn[i], "DrawingModel")) {
if (!strcmp(argv[i], "Bitmap")) {
model = kBitmap_ANPDrawingModel;
}
else if (!strcmp(argv[i], "RasterSurface")) {
// model = kRasterSurface_ANPDrawingModel;
}
gLogI.log(instance, kDebug_ANPLogType, "------ %p DrawingModel is %d", instance, model);
break;
}
}
// check to ensure the pluginType supports the model
if (!obj->activePlugin->supportsDrawingModel(model)) {
gLogI.log(instance, kError_ANPLogType, "------ %p Unsupported DrawingModel (%d)", instance, model);
return NPERR_GENERIC_ERROR;
}
// notify the plugin API of the drawing model we wish to use
NPError err = browser->setvalue(instance, kRequestDrawingModel_ANPSetValue,
reinterpret_cast<void*>(model));
if (err) {
gLogI.log(instance, kError_ANPLogType, "request model %d err %d", model, err);
return err;
}
return NPERR_NO_ERROR;
}

3
samples/BrowserPlugin/jni/main.h
View File

@@ -22,9 +22,10 @@
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <npapi.h>
#include <npfunctions.h>
#include <npruntime.h>
#include "android_npapi.h"
extern NPNetscapeFuncs* browser;