/*--------------------------------------------------------------------------------*/
AudioObjectParameters& AudioObjectParameters::Modify(const Modifier& modifier, const ADMAudioObject *object)
{
if (modifier.rotation.IsSet())
{
SetPosition(GetPosition() * modifier.rotation.Get());
if (IsMinPositionSet()) SetMinPosition(GetMinPosition() * modifier.rotation.Get());
if (IsMaxPositionSet()) SetMaxPosition(GetMaxPosition() * modifier.rotation.Get());
Position size(GetWidth(), GetDepth(), GetHeight());
size *= modifier.rotation.Get();
SetWidth(static_cast<float>(size.pos.x));
SetDepth(static_cast<float>(size.pos.y));
SetHeight(static_cast<float>(size.pos.z));
}
if (modifier.position.IsSet()) SetPosition(GetPosition() + modifier.position.Get());
if (modifier.scale.IsSet())
{
SetPosition(GetPosition() * modifier.scale.Get());
if (IsMinPositionSet()) SetMinPosition(GetMinPosition() * modifier.scale.Get());
if (IsMaxPositionSet()) SetMaxPosition(GetMaxPosition() * modifier.scale.Get());
Position size(GetWidth(), GetDepth(), GetHeight());
size *= modifier.scale.Get();
SetWidth(static_cast<float>(size.pos.x));
SetDepth(static_cast<float>(size.pos.y));
SetHeight(static_cast<float>(size.pos.z));
}
if (modifier.gain.IsSet()) SetGain(GetGain() * modifier.gain.Get());
// apply specific modifications (from derived classes)
modifier.Modify(*this, object);
return *this;
}
void AudioObjectParameters::MultiplyByScene(float width, float height, float depth)
{
Position pos = GetPosition().Cart();
pos.pos.x *= width;
pos.pos.y *= depth;
pos.pos.z *= height;
SetPosition(GetPosition().polar ? pos.Polar() : pos);
if (IsMinPositionSet())
{
Position pos = GetMinPosition().Cart();
pos.pos.x *= width;
pos.pos.y *= depth;
pos.pos.z *= height;
SetMinPosition(GetMinPosition().polar ? pos.Polar() : pos);
}
if (IsMaxPositionSet())
{
Position pos = GetMaxPosition().Cart();
pos.pos.x *= width;
pos.pos.y *= depth;
pos.pos.z *= height;
SetMaxPosition(GetMaxPosition().polar ? pos.Polar() : pos);
}
SetWidth(GetWidth() * width);
SetHeight(GetHeight() * height);
SetDepth(GetDepth() * depth);
if (excludedZones) excludedZones->MultiplyByScene(width, height, depth);
}
/*--------------------------------------------------------------------------------*/
void AudioObjectParameters::DivideByScene(float width, float height, float depth)
{
Position pos = GetPosition().Cart();
pos.pos.x /= width;
pos.pos.y /= depth;
pos.pos.z /= height;
SetPosition(GetPosition().polar ? pos.Polar() : pos);
if (IsMinPositionSet())
{
Position pos = GetMinPosition().Cart();
pos.pos.x /= width;
pos.pos.y /= depth;
pos.pos.z /= height;
SetMinPosition(GetMinPosition().polar ? pos.Polar() : pos);
}
if (IsMaxPositionSet())
{
Position pos = GetMaxPosition().Cart();
pos.pos.x /= width;
pos.pos.y /= depth;
pos.pos.z /= height;
SetMaxPosition(GetMaxPosition().polar ? pos.Polar() : pos);
}
SetWidth(GetWidth() / width);
SetHeight(GetHeight() / height);
SetDepth(GetDepth() / depth);
if (excludedZones) excludedZones->DivideByScene(width, height, depth);
}
void
nsSliderFrame::PageUpDown(nscoord change)
{
// on a page up or down get our page increment. We get this by getting the scrollbar we are in and
// asking it for the current position and the page increment. If we are not in a scrollbar we will
// get the values from our own node.
nsIBox* scrollbarBox = GetScrollbar();
nsCOMPtr<nsIContent> scrollbar;
scrollbar = GetContentOfBox(scrollbarBox);
if (mContent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::dir,
nsGkAtoms::reverse, eCaseMatters))
change = -change;
nscoord pageIncrement = GetPageIncrement(scrollbar);
PRInt32 curpos = GetCurrentPosition(scrollbar);
PRInt32 minpos = GetMinPosition(scrollbar);
PRInt32 maxpos = GetMaxPosition(scrollbar);
// get the new position and make sure it is in bounds
PRInt32 newpos = curpos + change * pageIncrement;
if (newpos < minpos || maxpos < minpos)
newpos = minpos;
else if (newpos > maxpos)
newpos = maxpos;
SetCurrentPositionInternal(scrollbar, newpos, PR_TRUE, PR_FALSE);
}
/*--------------------------------------------------------------------------------*/
bool AudioObjectParameters::operator == (const AudioObjectParameters& obj) const
{
bool same = ((position == obj.position) &&
(memcmp(&values, &obj.values, sizeof(obj.values)) == 0) &&
Compare(excludedZones, obj.excludedZones) &&
(GetMinPosition() == obj.GetMinPosition()) &&
(GetMaxPosition() == obj.GetMaxPosition()) &&
(othervalues == obj.othervalues));
#if BBCDEBUG_LEVEL>=4
if (!same)
{
BBCDEBUG("Compare: %u/%u/%u/%u/%08x/%08x", (uint_t)(position == obj.position), (uint_t)(memcmp(&values, &obj.values, sizeof(obj.values)) == 0), (uint_t)Compare(excludedZones, obj.excludedZones), (uint_t)(othervalues == obj.othervalues), setbitmap, obj.setbitmap);
std::string line;
const uint8_t *p1 = (const uint8_t *)&values, *p2 = (const uint8_t *)&obj.values;
uint_t i;
for (i = 0; i < sizeof(values); i++)
{
if (line.empty())
{
Printf(line, "%04x:", i);
}
Printf(line, " %02x/%02x", (uint_t)p1[i], (uint_t)p2[i]);
if ((i & 7) == 7)
{
BBCDEBUG("%s", line.c_str());
line = "";
}
}
if (!line.empty()) BBCDEBUG("%s", line.c_str());
}
#endif
return same;
}
void main(void) {
TRISB = 0;
TRISC = 1;
TRISD = 0;
PORTD = 0;
SetClockBase(CLOCK_20MHz);
SetPulseWidth(1000, 2000);
SetServoScale(0, 180);
posMin = GetMinPosition();
posMax = GetMaxPosition();
InitServos(4, (char) &PORTB);
MoveAllServos(180);
Delay10KTCYx(150);
MoveServoAsync(6, 5);
Delay10KTCYx(150);
MoveServoAsync(6, 5);
}
// Use this function when you know the target scroll position of the scrolled content.
// aNewPos should be passed to this function as a position as if the minpos is 0.
// That is, the minpos will be added to the position by this function. In a reverse
// direction slider, the newpos should be the distance from the end.
void
nsSliderFrame::SetCurrentPosition(nsIContent* aScrollbar, PRInt32 aNewPos,
PRBool aIsSmooth, PRBool aImmediateRedraw)
{
// get min and max position from our content node
PRInt32 minpos = GetMinPosition(aScrollbar);
PRInt32 maxpos = GetMaxPosition(aScrollbar);
// in reverse direction sliders, flip the value so that it goes from
// right to left, or bottom to top.
if (mContent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::dir,
nsGkAtoms::reverse, eCaseMatters))
aNewPos = maxpos - aNewPos;
else
aNewPos += minpos;
// get the new position and make sure it is in bounds
if (aNewPos < minpos || maxpos < minpos)
aNewPos = minpos;
else if (aNewPos > maxpos)
aNewPos = maxpos;
SetCurrentPositionInternal(aScrollbar, aNewPos, aIsSmooth, aImmediateRedraw);
}
// called when the current position changed and we need to update the thumb's location
nsresult
nsSliderFrame::CurrentPositionChanged(nsPresContext* aPresContext,
PRBool aImmediateRedraw)
{
nsIBox* scrollbarBox = GetScrollbar();
nsCOMPtr<nsIContent> scrollbar;
scrollbar = GetContentOfBox(scrollbarBox);
// get the current position
PRInt32 curPos = GetCurrentPosition(scrollbar);
// do nothing if the position did not change
if (mCurPos == curPos)
return NS_OK;
// get our current min and max position from our content node
PRInt32 minPos = GetMinPosition(scrollbar);
PRInt32 maxPos = GetMaxPosition(scrollbar);
maxPos = NS_MAX(minPos, maxPos);
curPos = NS_MAX(minPos, NS_MIN(curPos, maxPos));
// get the thumb's rect
nsIFrame* thumbFrame = mFrames.FirstChild();
if (!thumbFrame)
return NS_OK; // The thumb may stream in asynchronously via XBL.
nsRect thumbRect = thumbFrame->GetRect();
nsRect clientRect;
GetClientRect(clientRect);
// figure out the new rect
nsRect newThumbRect(thumbRect);
PRBool reverse = mContent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::dir,
nsGkAtoms::reverse, eCaseMatters);
nscoord pos = reverse ? (maxPos - curPos) : (curPos - minPos);
if (IsHorizontal())
newThumbRect.x = clientRect.x + NSToCoordRound(pos * mRatio);
else
newThumbRect.y = clientRect.y + NSToCoordRound(pos * mRatio);
// set the rect
thumbFrame->SetRect(newThumbRect);
// Redraw the scrollbar
InvalidateWithFlags(clientRect, aImmediateRedraw ? INVALIDATE_IMMEDIATE : 0);
mCurPos = curPos;
// inform the parent <scale> if it exists that the value changed
nsIFrame* parent = GetParent();
if (parent) {
nsCOMPtr<nsISliderListener> sliderListener = do_QueryInterface(parent->GetContent());
if (sliderListener) {
nsContentUtils::AddScriptRunner(
new nsValueChangedRunnable(sliderListener, nsGkAtoms::curpos, mCurPos, mUserChanged));
}
}
return NS_OK;
}
NS_IMETHODIMP
nsSliderFrame::DoLayout(nsBoxLayoutState& aState)
{
// get the thumb should be our only child
nsIBox* thumbBox = GetChildBox();
if (!thumbBox) {
SyncLayout(aState);
return NS_OK;
}
EnsureOrient();
#ifdef DEBUG_LAYOUT
if (mState & NS_STATE_DEBUG_WAS_SET) {
if (mState & NS_STATE_SET_TO_DEBUG)
SetDebug(aState, PR_TRUE);
else
SetDebug(aState, PR_FALSE);
}
#endif
// get the content area inside our borders
nsRect clientRect;
GetClientRect(clientRect);
// get the scrollbar
nsIBox* scrollbarBox = GetScrollbar();
nsCOMPtr<nsIContent> scrollbar;
scrollbar = GetContentOfBox(scrollbarBox);
// get the thumb's pref size
nsSize thumbSize = thumbBox->GetPrefSize(aState);
if (IsHorizontal())
thumbSize.height = clientRect.height;
else
thumbSize.width = clientRect.width;
PRInt32 curPos = GetCurrentPosition(scrollbar);
PRInt32 minPos = GetMinPosition(scrollbar);
PRInt32 maxPos = GetMaxPosition(scrollbar);
PRInt32 pageIncrement = GetPageIncrement(scrollbar);
maxPos = NS_MAX(minPos, maxPos);
curPos = NS_MAX(minPos, NS_MIN(curPos, maxPos));
nscoord& availableLength = IsHorizontal() ? clientRect.width : clientRect.height;
nscoord& thumbLength = IsHorizontal() ? thumbSize.width : thumbSize.height;
if ((pageIncrement + maxPos - minPos) > 0 && thumbBox->GetFlex(aState) > 0) {
float ratio = float(pageIncrement) / float(maxPos - minPos + pageIncrement);
thumbLength = NS_MAX(thumbLength, NSToCoordRound(availableLength * ratio));
}
// Round the thumb's length to device pixels.
nsPresContext* presContext = PresContext();
thumbLength = presContext->DevPixelsToAppUnits(
presContext->AppUnitsToDevPixels(thumbLength));
// mRatio translates the thumb position in app units to the value.
mRatio = (minPos != maxPos) ? float(availableLength - thumbLength) / float(maxPos - minPos) : 1;
// in reverse mode, curpos is reversed such that lower values are to the
// right or bottom and increase leftwards or upwards. In this case, use the
// offset from the end instead of the beginning.
PRBool reverse = mContent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::dir,
nsGkAtoms::reverse, eCaseMatters);
nscoord pos = reverse ? (maxPos - curPos) : (curPos - minPos);
// set the thumb's coord to be the current pos * the ratio.
nsRect thumbRect(clientRect.x, clientRect.y, thumbSize.width, thumbSize.height);
PRInt32& thumbPos = (IsHorizontal() ? thumbRect.x : thumbRect.y);
thumbPos += NSToCoordRound(pos * mRatio);
nsRect oldThumbRect(thumbBox->GetRect());
LayoutChildAt(aState, thumbBox, thumbRect);
SyncLayout(aState);
// Redraw only if thumb changed size.
if (oldThumbRect != thumbRect)
Redraw(aState);
return NS_OK;
}
NS_IMETHODIMP
nsSliderFrame::AttributeChanged(PRInt32 aNameSpaceID,
nsIAtom* aAttribute,
PRInt32 aModType)
{
nsresult rv = nsBoxFrame::AttributeChanged(aNameSpaceID, aAttribute,
aModType);
// if the current position changes
if (aAttribute == nsGkAtoms::curpos) {
rv = CurrentPositionChanged(PresContext(), PR_FALSE);
NS_ASSERTION(NS_SUCCEEDED(rv), "failed to change position");
if (NS_FAILED(rv))
return rv;
} else if (aAttribute == nsGkAtoms::minpos ||
aAttribute == nsGkAtoms::maxpos) {
// bounds check it.
nsIBox* scrollbarBox = GetScrollbar();
nsCOMPtr<nsIContent> scrollbar;
scrollbar = GetContentOfBox(scrollbarBox);
PRInt32 current = GetCurrentPosition(scrollbar);
PRInt32 min = GetMinPosition(scrollbar);
PRInt32 max = GetMaxPosition(scrollbar);
// inform the parent <scale> that the minimum or maximum changed
nsIFrame* parent = GetParent();
if (parent) {
nsCOMPtr<nsISliderListener> sliderListener = do_QueryInterface(parent->GetContent());
if (sliderListener) {
nsContentUtils::AddScriptRunner(
new nsValueChangedRunnable(sliderListener, aAttribute,
aAttribute == nsGkAtoms::minpos ? min : max, PR_FALSE));
}
}
if (current < min || current > max)
{
if (current < min || max < min)
current = min;
else if (current > max)
current = max;
// set the new position and notify observers
nsIScrollbarFrame* scrollbarFrame = do_QueryFrame(scrollbarBox);
if (scrollbarFrame) {
nsIScrollbarMediator* mediator = scrollbarFrame->GetScrollbarMediator();
if (mediator) {
mediator->PositionChanged(scrollbarFrame, GetCurrentPosition(scrollbar), current);
}
}
nsAutoString currentStr;
currentStr.AppendInt(current);
nsContentUtils::AddScriptRunner(
new nsSetAttrRunnable(scrollbar, nsGkAtoms::curpos, currentStr));
}
}
if (aAttribute == nsGkAtoms::minpos ||
aAttribute == nsGkAtoms::maxpos ||
aAttribute == nsGkAtoms::pageincrement ||
aAttribute == nsGkAtoms::increment) {
PresContext()->PresShell()->
FrameNeedsReflow(this, nsIPresShell::eStyleChange, NS_FRAME_IS_DIRTY);
}
return rv;
}