bool PullToRefreshTrait::OnPreviewTouchMoved(Control& source, const TouchEventInfo& touchEventInfo) {
	if(_captured) {
		int offset;
		if(_direction == PULL_TO_REFRESH_DIRECTION_TOP)
			offset = (touchEventInfo.GetCurrentPosition() - _touchDownPoint).y;
		else
			offset = -(touchEventInfo.GetCurrentPosition() - _touchDownPoint).y;
		float progress = (float)offset / (float)PULL_TO_REFRESH_OFFSET_LIMIT;
		if(progress > 1.0f) {
			progress = 1.0f;
		}
		Canvas *canvas = _progressControl->GetCanvasN();
		int doneSize = (int)(canvas->GetBoundsF().width * progress);
		int undoneSize = canvas->GetBounds().width - doneSize;

		if(undoneSize < 0) {
			undoneSize = 0;
		}

		Rectangle progressRectangle = canvas->GetBounds();
		progressRectangle.width -= undoneSize;
		progressRectangle.x += undoneSize / 2;

		canvas->SetCompositeMode(COMPOSITE_MODE_OVERLAY);
		canvas->FillRectangle(Color(0x569cdd, false), progressRectangle);
		delete canvas;

	}
	return false;
}
Ejemplo n.º 2
0
result RoundedAvatar::OnDraw(void) {
	result r = E_SUCCESS;
	Canvas * pCanvas = GetCanvasN();

	if (pCanvas != null) {

		if (pAvatar != null) {
			r = pCanvas->DrawBitmap(pCanvas->GetBounds(), *pAvatar);
		} else {
			r = pCanvas->DrawBitmap(pCanvas->GetBounds(), *pAvatarPlaceholder);
		}

		r = pCanvas->DrawBitmap(pCanvas->GetBounds(), *pAvatarRounding);

		TryCatch(r == E_SUCCESS, , "Failed DrawBitmap pAvatarRounding");

		delete pCanvas;
	}

	return r;

CATCH:
    AppLogException("$${Function:OnDraw} is failed.", GetErrorMessage(r));
    delete pCanvas;
    return r;
}
result MessageDocElement::OnDraw() {
	Canvas *pCanvas = GetCanvasN();

	if (pCanvas) {
		pCanvas->DrawNinePatchedBitmap(pCanvas->GetBounds(), *_pBitmap);

		delete pCanvas;
	}

	return E_SUCCESS;
}
result ItemForm::OnDraw(void) {
	result r = E_SUCCESS;

	Canvas* pCanvas = GetCanvasN();
	Rectangle rt = pCanvas->GetBounds();

	Application * app = Application::GetInstance();
	AppResource * res = app->GetAppResource();
	Bitmap * pBitmap = res->GetBitmapN(L"form_bg.png", BITMAP_PIXEL_FORMAT_ARGB8888);
	pCanvas->DrawBitmap(rt, *pBitmap);
	delete pBitmap;
	delete pCanvas;

	return r;

}
Ejemplo n.º 5
0
bool
SkyObject::Draw() {

	Point* zoomedPoint = new Point();

	Canvas* canvas;
	canvas = SkyCanvas::GetStarCanvas(1);

	Point* point = Projector::
			GetProjection(RAH, DED, sign,
					canvas->GetBounds().width,
					canvas->GetBounds().height);

	if (point == null) {
		delete zoomedPoint;
		return false;
	}

	Projector::Zoom(point, zoomedPoint, 1);

	DrawCanvas(canvas, zoomedPoint);

	Projector::Zoom(point, zoomedPoint, 2);

	canvas = SkyCanvas::GetStarCanvas(2);
	DrawCanvas(canvas, zoomedPoint);

	Projector::Zoom(point, zoomedPoint, 4);

	canvas = SkyCanvas::GetStarCanvas(4);
	DrawCanvas(canvas, zoomedPoint);

	delete zoomedPoint;
	return true;

}