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);
}
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 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);
}
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);
}