//-----------------------------------------------------------------------------
void MadShiftaVerticalFillSlider::draw(DGGraphicsContext * inContext)
{
// draw background
inContext->setFillColor(kControlBackgroundColor);
inContext->fillRect( getBounds() );
// calculate coordinates of "on" portion
inContext->setFillColor(kControlFillColor);
SInt32 min = GetControl32BitMinimum(carbonControl);
SInt32 max = GetControl32BitMaximum(carbonControl);
SInt32 val = GetControl32BitValue(carbonControl);
float valNorm = ((max-min) == 0) ? 0.0f : (float)(val-min) / (float)(max-min);
DGRect onRect( getBounds() );
long onBottom;
if (valNorm > axis)
{
onRect.y = (long) (getBounds()->h * valNorm);
onBottom = (long) (getBounds()->h * axis);
}
else
{
onRect.y = (long) (getBounds()->h * axis);
onBottom = (long) (getBounds()->h * valNorm);
}
onRect.y = getBounds()->h - onRect.y;
onBottom = getBounds()->h - onBottom;
onRect.h = onBottom - onRect.y;
if (onRect.h < 1)
{
onRect.h = 1;
inContext->setFillColor(kControlFillColor_alt);
}
onRect.y += getBounds()->y;
// draw "on" portion
inContext->fillRect(&onRect);
// draw the text display
if (textProc != NULL)
{
char text[kDGTextDisplay_stringSize];
text[0] = 0;
textProc(getAUVP().GetValue(), text, NULL);
DGRect textBounds( getBounds() );
textBounds.y += textY;
textBounds.h = textHeight;
inContext->setFont(kValueDisplayTextFont, kSliderTextSize);
inContext->setColor(kValueDisplayTextColor);
inContext->drawText(&textBounds, text, kDGTextAlign_center);
}
}
/*
* This method checks to see if the mouse was clicked on any of the rectangles in the linked list.
* @param mouseX: The x-coordinate of the mouse when it was clicked.
* @param mouseY: The y-coordinate of the mouse when it was clicked.
* @return: Returns the address of the node that was clicked on if there was one. If not, 0 is returned.
*/
Node* List::onThisRect(int mouseX, int mouseY)
{
Node* currentNode = (*sentinel).nextNode;
while (currentNode != sentinel)
{
if (onRect(mouseX, mouseY, currentNode))
{
return currentNode;
}
currentNode = (*currentNode).nextNode;
}
return 0;
}
