void ScrollArea::mousePress(int x, int y, int button)
{
if (getUpButtonDimension().isPointInRect(x, y))
{
setVerticalScrollAmount(getVerticalScrollAmount() - 10);
mUpButtonPressed = true;
}
else if (getDownButtonDimension().isPointInRect(x, y))
{
setVerticalScrollAmount(getVerticalScrollAmount() + 10);
mDownButtonPressed = true;
}
else if (getLeftButtonDimension().isPointInRect(x, y))
{
setHorizontalScrollAmount(getHorizontalScrollAmount() - 10);
mLeftButtonPressed = true;
}
else if (getRightButtonDimension().isPointInRect(x, y))
{
setHorizontalScrollAmount(getHorizontalScrollAmount() + 10);
mRightButtonPressed = true;
}
else if (getVerticalMarkerDimension().isPointInRect(x, y))
{
mVerticalMarkerPressed = true;
mVerticalMarkerMousePosition = y - getVerticalMarkerDimension().y;
}
else if (getHorizontalMarkerDimension().isPointInRect(x, y))
{
mHorizontalMarkerPressed = true;
mHorizontalMarkerMousePosition = x - getHorizontalMarkerDimension().x;
}
}
void ScrollArea::drawVMarker(Graphics* graphics)
{
Rectangle dim = getVerticalMarkerDimension();
graphics->pushClipArea(dim);
int alpha = getBaseColor().a;
Color faceColor = getBaseColor();
faceColor.a = alpha;
Color highlightColor = faceColor + 0x303030;
highlightColor.a = alpha;
Color shadowColor = faceColor - 0x303030;
shadowColor.a = alpha;
graphics->setColor(faceColor);
graphics->fillRectangle(Rectangle(1, 1, dim.width - 1, dim.height - 1));
graphics->setColor(highlightColor);
graphics->drawLine(0, 0, dim.width - 1, 0);
graphics->drawLine(0, 1, 0, dim.height - 1);
graphics->setColor(shadowColor);
graphics->drawLine(1, dim.height - 1, dim.width - 1, dim.height - 1);
graphics->drawLine(dim.width - 1, 0, dim.width - 1, dim.height - 1);
graphics->popClipArea();
}
void ScrollArea::drawVMarker(gcn::Graphics *graphics)
{
gcn::Rectangle dim = getVerticalMarkerDimension();
if ((mHasMouse) && (mX > (getWidth() - getScrollbarWidth())))
static_cast<Graphics*>(graphics)->
drawImageRect(dim.x, dim.y, dim.width, dim.height, vMarkerHi);
else
static_cast<Graphics*>(graphics)->
drawImageRect(dim.x, dim.y, dim.width, dim.height,vMarker);
}
void ScrollArea::mouseDragged(MouseEvent& mouseEvent)
{
if (mIsVerticalMarkerDragged)
{
int pos = mouseEvent.getY() - getVerticalBarDimension().y - mVerticalMarkerDragOffset;
int length = getVerticalMarkerDimension().height;
Rectangle barDim = getVerticalBarDimension();
if ((barDim.height - length) > 0)
{
setVerticalScrollAmount((getVerticalMaxScroll() * pos)
/ (barDim.height - length));
}
else
{
setVerticalScrollAmount(0);
}
}
if (mIsHorizontalMarkerDragged)
{
int pos = mouseEvent.getX() - getHorizontalBarDimension().x - mHorizontalMarkerDragOffset;
int length = getHorizontalMarkerDimension().width;
Rectangle barDim = getHorizontalBarDimension();
if ((barDim.width - length) > 0)
{
setHorizontalScrollAmount((getHorizontalMaxScroll() * pos)
/ (barDim.width - length));
}
else
{
setHorizontalScrollAmount(0);
}
}
mouseEvent.consume();
}
void ScrollArea::mouseMotion(int x, int y)
{
if (mVerticalMarkerPressed)
{
int pos = y - getVerticalBarDimension().y - mVerticalMarkerMousePosition;
int length = getVerticalMarkerDimension().height;
Rectangle barDim = getVerticalBarDimension();
if ((barDim.height - length) > 0)
{
setVerticalScrollAmount((getVerticalMaxScroll() * pos)
/ (barDim.height - length));
}
else
{
setVerticalScrollAmount(0);
}
}
if (mHorizontalMarkerPressed)
{
int pos = x - getHorizontalBarDimension().x - mHorizontalMarkerMousePosition;
int length = getHorizontalMarkerDimension().width;
Rectangle barDim = getHorizontalBarDimension();
if ((barDim.width - length) > 0)
{
setHorizontalScrollAmount((getHorizontalMaxScroll() * pos)
/ (barDim.width - length));
}
else
{
setHorizontalScrollAmount(0);
}
}
}
void ScrollArea::mousePressed(MouseEvent& mouseEvent)
{
int x = mouseEvent.getX();
int y = mouseEvent.getY();
if (getUpButtonDimension().isPointInRect(x, y))
{
setVerticalScrollAmount(getVerticalScrollAmount()
- mUpButtonScrollAmount);
mUpButtonPressed = true;
}
else if (getDownButtonDimension().isPointInRect(x, y))
{
setVerticalScrollAmount(getVerticalScrollAmount()
+ mDownButtonScrollAmount);
mDownButtonPressed = true;
}
else if (getLeftButtonDimension().isPointInRect(x, y))
{
setHorizontalScrollAmount(getHorizontalScrollAmount()
- mLeftButtonScrollAmount);
mLeftButtonPressed = true;
}
else if (getRightButtonDimension().isPointInRect(x, y))
{
setHorizontalScrollAmount(getHorizontalScrollAmount()
+ mRightButtonScrollAmount);
mRightButtonPressed = true;
}
else if (getVerticalMarkerDimension().isPointInRect(x, y))
{
mIsHorizontalMarkerDragged = false;
mIsVerticalMarkerDragged = true;
mVerticalMarkerDragOffset = y - getVerticalMarkerDimension().y;
}
else if (getVerticalBarDimension().isPointInRect(x,y))
{
if (y < getVerticalMarkerDimension().y)
{
setVerticalScrollAmount(getVerticalScrollAmount()
- (int)(getChildrenArea().height * 0.95));
}
else
{
setVerticalScrollAmount(getVerticalScrollAmount()
+ (int)(getChildrenArea().height * 0.95));
}
}
else if (getHorizontalMarkerDimension().isPointInRect(x, y))
{
mIsHorizontalMarkerDragged = true;
mIsVerticalMarkerDragged = false;
mHorizontalMarkerDragOffset = x - getHorizontalMarkerDimension().x;
}
else if (getHorizontalBarDimension().isPointInRect(x,y))
{
if (x < getHorizontalMarkerDimension().x)
{
setHorizontalScrollAmount(getHorizontalScrollAmount()
- (int)(getChildrenArea().width * 0.95));
}
else
{
setHorizontalScrollAmount(getHorizontalScrollAmount()
+ (int)(getChildrenArea().width * 0.95));
}
}
// Eat the mouse
mouseEvent.consume();
}
