PaintPlugin::~PaintPlugin() {
gPathI.deletePath(m_touchPath);
gPaintI.deletePaint(m_paintSurface);
gPaintI.deletePaint(m_paintButton);
setContext(NULL);
destroySurface();
}
AudioPlugin::~AudioPlugin() {
gPaintI.deletePaint(m_paintTrack);
gPaintI.deletePaint(m_paintRect);
gPaintI.deletePaint(m_paintText);
gPaintI.deletePaint(m_paintTrackProgress);
gPaintI.deletePaint(m_paintActiveRect);
if(m_soundPlay->track)
gSoundI.deleteTrack(m_soundPlay->track);
delete m_soundPlay;
}
void BackgroundPlugin::drawPlugin(int surfaceWidth, int surfaceHeight) {
// get the plugin's dimensions according to the DOM
PluginObject *obj = (PluginObject*) inst()->pdata;
const int W = obj->window->width;
const int H = obj->window->height;
// compute the current zoom level
const float zoomFactorW = static_cast<float>(surfaceWidth) / W;
const float zoomFactorH = static_cast<float>(surfaceHeight) / H;
// check to make sure the zoom level is uniform
if (zoomFactorW + .01 < zoomFactorH && zoomFactorW - .01 > zoomFactorH)
gLogI.log(kError_ANPLogType, " ------ %p zoom is out of sync (%f,%f)",
inst(), zoomFactorW, zoomFactorH);
// scale the variables based on the zoom level
const int fontSize = (int)(zoomFactorW * 16);
const int leftMargin = (int)(zoomFactorW * 10);
// lock the surface
ANPBitmap bitmap;
JNIEnv* env = NULL;
if (!m_surface || gVM->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK ||
!gSurfaceI.lock(env, m_surface, &bitmap, NULL)) {
gLogI.log(kError_ANPLogType, " ------ %p unable to lock the plugin", inst());
return;
}
// create a canvas
ANPCanvas* canvas = gCanvasI.newCanvas(&bitmap);
gCanvasI.drawColor(canvas, 0xFFFFFFFF);
ANPPaint* paint = gPaintI.newPaint();
gPaintI.setFlags(paint, gPaintI.getFlags(paint) | kAntiAlias_ANPPaintFlag);
gPaintI.setColor(paint, 0xFFFF0000);
gPaintI.setTextSize(paint, fontSize);
ANPTypeface* tf = gTypefaceI.createFromName("serif", kItalic_ANPTypefaceStyle);
gPaintI.setTypeface(paint, tf);
gTypefaceI.unref(tf);
ANPFontMetrics fm;
gPaintI.getFontMetrics(paint, &fm);
gPaintI.setColor(paint, 0xFF0000FF);
const char c[] = "This is a background plugin.";
gCanvasI.drawText(canvas, c, sizeof(c)-1, leftMargin, -fm.fTop, paint);
// clean up variables and unlock the surface
gPaintI.deletePaint(paint);
gCanvasI.deleteCanvas(canvas);
gSurfaceI.unlock(env, m_surface);
}
void FormPlugin::drawText(ANPCanvas* canvas, TextInput textInput) {
// get font metrics
ANPFontMetrics fontMetrics;
gPaintI.getFontMetrics(m_paintText, &fontMetrics);
gCanvasI.drawText(canvas, textInput.text, textInput.charPtr,
textInput.rect.left + 5,
textInput.rect.bottom - fontMetrics.fBottom, m_paintText);
}
PaintPlugin::PaintPlugin(NPP inst) : SurfaceSubPlugin(inst) {
m_isTouchActive = false;
m_isTouchCurrentInput = true;
m_activePaintColor = s_redColor;
memset(&m_drawingSurface, 0, sizeof(m_drawingSurface));
memset(&m_inputToggle, 0, sizeof(m_inputToggle));
memset(&m_colorToggle, 0, sizeof(m_colorToggle));
memset(&m_fullScreenToggle, 0, sizeof(m_fullScreenToggle));
memset(&m_clearSurface, 0, sizeof(m_clearSurface));
// initialize the drawing surface
m_surface = NULL;
// initialize the path
m_touchPath = gPathI.newPath();
if(!m_touchPath)
gLogI.log(kError_ANPLogType, "----%p Unable to create the touch path", inst);
// initialize the paint colors
m_paintSurface = gPaintI.newPaint();
gPaintI.setFlags(m_paintSurface, gPaintI.getFlags(m_paintSurface) | kAntiAlias_ANPPaintFlag);
gPaintI.setColor(m_paintSurface, 0xFFC0C0C0);
gPaintI.setTextSize(m_paintSurface, 18);
m_paintButton = gPaintI.newPaint();
gPaintI.setFlags(m_paintButton, gPaintI.getFlags(m_paintButton) | kAntiAlias_ANPPaintFlag);
gPaintI.setColor(m_paintButton, 0xFFA8A8A8);
// initialize the typeface (set the colors)
ANPTypeface* tf = gTypefaceI.createFromName("serif", kItalic_ANPTypefaceStyle);
gPaintI.setTypeface(m_paintSurface, tf);
gTypefaceI.unref(tf);
//register for touch events
ANPEventFlags flags = kTouch_ANPEventFlag;
NPError err = browser->setvalue(inst, kAcceptEvents_ANPSetValue, &flags);
if (err != NPERR_NO_ERROR) {
gLogI.log(kError_ANPLogType, "Error selecting input events.");
}
}
NavigationPlugin::NavigationPlugin(NPP inst) : SubPlugin(inst) {
m_hasFocus = false;
m_activeNav = NULL;
m_paintDisabled = gPaintI.newPaint();
gPaintI.setFlags(m_paintDisabled, gPaintI.getFlags(m_paintDisabled) | kAntiAlias_ANPPaintFlag);
gPaintI.setColor(m_paintDisabled, 0xFFFFFFFF);
m_paintActive = gPaintI.newPaint();
gPaintI.setFlags(m_paintActive, gPaintI.getFlags(m_paintActive) | kAntiAlias_ANPPaintFlag);
gPaintI.setColor(m_paintActive, 0xFFFFFF00);
//register for key events
ANPEventFlags flags = kKey_ANPEventFlag;
NPError err = browser->setvalue(inst, kAcceptEvents_ANPSetValue, &flags);
if (err != NPERR_NO_ERROR) {
gLogI.log(kError_ANPLogType, "Error selecting input events.");
}
}
void PaintPlugin::paintTouch() {
//TODO do not paint outside the drawing surface
//create the paint color
ANPPaint* strokePaint = gPaintI.newPaint();
gPaintI.setFlags(strokePaint, gPaintI.getFlags(strokePaint) | kAntiAlias_ANPPaintFlag);
gPaintI.setColor(strokePaint, m_activePaintColor);
gPaintI.setStyle(strokePaint, kStroke_ANPPaintStyle);
gPaintI.setStrokeWidth(strokePaint, 6.0);
gPaintI.setStrokeCap(strokePaint, kRound_ANPPaintCap);
gPaintI.setStrokeJoin(strokePaint, kRound_ANPPaintJoin);
// handle the complex "touch" paint (draw a line)
ANPRectF bounds;
gPathI.getBounds(m_touchPath, &bounds);
// get a canvas that is only locked around the point and draw the path
ANPCanvas* canvas = getCanvas(&bounds);
gCanvasI.drawPath(canvas, m_touchPath, strokePaint);
// clean up
releaseCanvas(canvas);
gPaintI.deletePaint(strokePaint);
}
void FormPlugin::drawPassword(ANPCanvas* canvas, TextInput passwordInput) {
// get font metrics
ANPFontMetrics fontMetrics;
gPaintI.getFontMetrics(m_paintText, &fontMetrics);
// comput the circle dimensions and initial location
float initialX = passwordInput.rect.left + 5;
float ovalBottom = passwordInput.rect.bottom - 2;
float ovalTop = ovalBottom - (fontMetrics.fBottom - fontMetrics.fTop);
float ovalWidth = ovalBottom - ovalTop;
float ovalSpacing = 3;
// draw circles instead of the actual text
for (uint32_t x = 0; x < passwordInput.charPtr; x++) {
ANPRectF oval;
oval.left = initialX + ((ovalWidth + ovalSpacing) * (float) x);
oval.right = oval.left + ovalWidth;
oval.top = ovalTop;
oval.bottom = ovalBottom;
gCanvasI.drawOval(canvas, &oval, m_paintText);
}
}
void PaintPlugin::paintMouse(int x, int y) {
//TODO do not paint outside the drawing surface
//create the paint color
ANPPaint* fillPaint = gPaintI.newPaint();
gPaintI.setFlags(fillPaint, gPaintI.getFlags(fillPaint) | kAntiAlias_ANPPaintFlag);
gPaintI.setStyle(fillPaint, kFill_ANPPaintStyle);
gPaintI.setColor(fillPaint, m_activePaintColor);
// handle the simple "mouse" paint (draw a point)
ANPRectF point;
point.left = (float) x-3;
point.top = (float) y-3;
point.right = (float) x+3;
point.bottom = (float) y+3;
// get a canvas that is only locked around the point and draw it
ANPCanvas* canvas = getCanvas(&point);
gCanvasI.drawOval(canvas, &point, fillPaint);
// clean up
releaseCanvas(canvas);
gPaintI.deletePaint(fillPaint);
}
AudioPlugin::AudioPlugin(NPP inst) : SubPlugin(inst) {
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));
memset(&m_playRect, 0, sizeof(m_playRect));
memset(&m_pauseRect, 0, sizeof(m_pauseRect));
memset(&m_stopRect, 0, sizeof(m_stopRect));
m_paintTrack = gPaintI.newPaint();
gPaintI.setFlags(m_paintTrack, gPaintI.getFlags(m_paintTrack) | kAntiAlias_ANPPaintFlag);
gPaintI.setColor(m_paintTrack, 0xFFC0C0C0);
m_paintRect = gPaintI.newPaint();
gPaintI.setFlags(m_paintRect, gPaintI.getFlags(m_paintRect) | kAntiAlias_ANPPaintFlag);
gPaintI.setColor(m_paintRect, 0xFFA8A8A8);
m_paintText = gPaintI.newPaint();
gPaintI.setFlags(m_paintText, gPaintI.getFlags(m_paintText) | kAntiAlias_ANPPaintFlag);
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);
//register for touch events
ANPEventFlags flags = kTouch_ANPEventFlag;
NPError err = browser->setvalue(inst, kAcceptEvents_ANPSetValue, &flags);
if (err != NPERR_NO_ERROR) {
gLogI.log(inst, kError_ANPLogType, "Error selecting input events.");
}
}
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;
const int W = obj->window->width;
const int H = obj->window->height;
// color the plugin canvas
gCanvasI.drawColor(canvas, 0xFFCDCDCD);
// get font metrics
ANPFontMetrics fontMetrics;
gPaintI.getFontMetrics(m_paintText, &fontMetrics);
// draw the track box (1 px from the edge)
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);
// 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)
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, 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);
// draw the pause box (under track box)
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, 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);
// draw the stop box (under track box)
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, 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);
}
FormPlugin::FormPlugin(NPP inst) : SubPlugin(inst) {
m_hasFocus = false;
m_activeInput = NULL;
memset(&m_usernameInput, 0, sizeof(m_usernameInput));
memset(&m_passwordInput, 0, sizeof(m_passwordInput));
m_usernameInput.text[0] = '\0';
m_usernameInput.charPtr = 0;
m_passwordInput.text[0] = '\0';
m_passwordInput.charPtr = 0;
m_paintInput = gPaintI.newPaint();
gPaintI.setFlags(m_paintInput, gPaintI.getFlags(m_paintInput) | kAntiAlias_ANPPaintFlag);
gPaintI.setColor(m_paintInput, 0xFFFFFFFF);
m_paintActive = gPaintI.newPaint();
gPaintI.setFlags(m_paintActive, gPaintI.getFlags(m_paintActive) | kAntiAlias_ANPPaintFlag);
gPaintI.setColor(m_paintActive, 0xFFFFFF00);
m_paintText = gPaintI.newPaint();
gPaintI.setFlags(m_paintText, gPaintI.getFlags(m_paintText) | kAntiAlias_ANPPaintFlag);
gPaintI.setColor(m_paintText, 0xFF000000);
gPaintI.setTextSize(m_paintText, 18);
ANPTypeface* tf = gTypefaceI.createFromName("serif", kItalic_ANPTypefaceStyle);
gPaintI.setTypeface(m_paintText, tf);
gTypefaceI.unref(tf);
//register for key and visibleRect events
ANPEventFlags flags = kKey_ANPEventFlag;
NPError err = browser->setvalue(inst, kAcceptEvents_ANPSetValue, &flags);
if (err != NPERR_NO_ERROR) {
gLogI.log(kError_ANPLogType, "Error selecting input events.");
}
}
FormPlugin::~FormPlugin() {
gPaintI.deletePaint(m_paintInput);
gPaintI.deletePaint(m_paintActive);
gPaintI.deletePaint(m_paintText);
}
NavigationPlugin::~NavigationPlugin() {
gPaintI.deletePaint(m_paintDisabled);
gPaintI.deletePaint(m_paintActive);
}
void PaintPlugin::drawCleanPlugin(ANPCanvas* canvas) {
NPP instance = this->inst();
PluginObject *obj = (PluginObject*) instance->pdata;
// if no canvas get a locked canvas
if (!canvas)
canvas = getCanvas();
if (!canvas)
return;
const float buttonWidth = 60;
const float buttonHeight = 30;
const int W = obj->window->width;
const int H = obj->window->height;
// color the plugin canvas
gCanvasI.drawColor(canvas, 0xFFCDCDCD);
// get font metrics
ANPFontMetrics fontMetrics;
gPaintI.getFontMetrics(m_paintSurface, &fontMetrics);
// draw the input toggle button
m_inputToggle.left = 5;
m_inputToggle.top = H - buttonHeight - 5;
m_inputToggle.right = m_inputToggle.left + buttonWidth;
m_inputToggle.bottom = m_inputToggle.top + buttonHeight;
gCanvasI.drawRect(canvas, &m_inputToggle, m_paintButton);
const char* inputText = m_isTouchCurrentInput ? "Touch" : "Mouse";
gCanvasI.drawText(canvas, inputText, strlen(inputText), m_inputToggle.left + 5,
m_inputToggle.top - fontMetrics.fTop, m_paintSurface);
// draw the color selector button
m_colorToggle.left = (W/3) - (buttonWidth/2);
m_colorToggle.top = H - buttonHeight - 5;
m_colorToggle.right = m_colorToggle.left + buttonWidth;
m_colorToggle.bottom = m_colorToggle.top + buttonHeight;
gCanvasI.drawRect(canvas, &m_colorToggle, m_paintButton);
const char* colorText = getColorText();
gCanvasI.drawText(canvas, colorText, strlen(colorText), m_colorToggle.left + 5,
m_colorToggle.top - fontMetrics.fTop, m_paintSurface);
// draw the full-screen toggle button
m_fullScreenToggle.left = ((W*2)/3) - (buttonWidth/2);
m_fullScreenToggle.top = H - buttonHeight - 5;
m_fullScreenToggle.right = m_fullScreenToggle.left + buttonWidth;
m_fullScreenToggle.bottom = m_fullScreenToggle.top + buttonHeight;
gCanvasI.drawRect(canvas, &m_fullScreenToggle, m_paintButton);
const char* fullScreenText = "Full";
gCanvasI.drawText(canvas, fullScreenText, strlen(fullScreenText),
m_fullScreenToggle.left + 5,
m_fullScreenToggle.top - fontMetrics.fTop, m_paintSurface);
// draw the clear canvas button
m_clearSurface.left = W - buttonWidth - 5;
m_clearSurface.top = H - buttonHeight - 5;
m_clearSurface.right = m_clearSurface.left + buttonWidth;
m_clearSurface.bottom = m_clearSurface.top + buttonHeight;
gCanvasI.drawRect(canvas, &m_clearSurface, m_paintButton);
const char* clearText = "Clear";
gCanvasI.drawText(canvas, clearText, strlen(clearText), m_clearSurface.left + 5,
m_clearSurface.top - fontMetrics.fTop, m_paintSurface);
// draw the drawing surface box (5 px from the edge)
m_drawingSurface.left = 5;
m_drawingSurface.top = 5;
m_drawingSurface.right = W - 5;
m_drawingSurface.bottom = m_colorToggle.top - 5;
gCanvasI.drawRect(canvas, &m_drawingSurface, m_paintSurface);
// release the canvas
releaseCanvas(canvas);
}
