bool dropFlobos(const FloboBinom binom, GridState * const grid)
{
int x, h, g;
x = binom.position.x;
h = columnHeight(x, grid);
switch (binom.orientation)
{
case Above:
if (h + 1 >= IA_FLOBOBAN_DIMY) return false;
(*grid)[x][h] = binom.falling;
(*grid)[x][h+1] = binom.companion;
(*grid)[x][HEIGHTS_ROW] = h + 2;
break;
case Below:
if (h + 1 >= IA_FLOBOBAN_DIMY) return false;
(*grid)[x][h+1] = binom.falling;
(*grid)[x][h] = binom.companion;
(*grid)[x][HEIGHTS_ROW] = h + 2;
break;
case Left:
if (h >= IA_FLOBOBAN_DIMY) return false;
g = columnHeight(x-1, grid);
if (g >= IA_FLOBOBAN_DIMY) return false;
(*grid)[x][h] = binom.falling;
(*grid)[x-1][g] = binom.companion;
((*grid)[x][HEIGHTS_ROW]) = h + 1;
((*grid)[x-1][HEIGHTS_ROW]) = g + 1;
break;
case Right:
if (h >= IA_FLOBOBAN_DIMY) return false;
g = columnHeight(x+1, grid);
if (g >= IA_FLOBOBAN_DIMY) return false;
(*grid)[x][h] = binom.falling;
(*grid)[x+1][g] = binom.companion;
((*grid)[x][HEIGHTS_ROW]) = h + 1;
((*grid)[x+1][HEIGHTS_ROW]) = g + 1;
break;
}
return true;
}
void RenderMultiColumnSet::computeLogicalHeight()
{
// Make sure our column height is up to date.
RenderMultiColumnBlock* parentBlock = toRenderMultiColumnBlock(parent());
setColumnHeight(parentBlock->columnHeight()); // FIXME: Once we make more than one column set, this will become variable.
// Our logical height is always just the height of our columns.
setLogicalHeight(columnHeight());
}
void evalWith(const GridState * const grid, const GridEvaluation * const originEvaluation, GridEvaluation * const realEvaluation)
{
GridState tmp;
GridEvaluation evaluation;
// Evaluate the potential to destroy more flobos
// for each flobo except the lower line and the columns top
evaluation = nullEvaluation;
for (int x = 0; x < IA_FLOBOBAN_DIMX; x++)
{
int h = columnHeight(x, grid);
if (h > realEvaluation->height) realEvaluation->height = h;
h = stripedColumnHeight(x, grid);
for (int y = 1; y < h-1; y++)
{
// if free on the left or free on the right
if ( ((x > 0) && ((*grid)[x-1][y] == FLOBO_EMPTY)) || ((x < IA_FLOBOBAN_DIMX-1) && ((*grid)[x+1][y] == FLOBO_EMPTY)))
{
// then try to remove it and see what happens
copyGrid(&tmp,grid);
tmp[x][y] = FLOBO_EMPTY;
columnCompress(x,&tmp);
evaluation = nullEvaluation;
int r;
for (r=0; suppressGroups(&tmp, &evaluation); r++) {};
// if we used more than 1 round more neutrals willbe dropped to the ennemy
if (r>1) evaluation.floboSuppressed += (r-1)*FLOBOBAN_DIMX;
if (evaluation.floboSuppressed > realEvaluation->floboSuppressedPotential)
{
realEvaluation->floboSuppressedPotential = evaluation.floboSuppressed;
}
}
}
}
// count the groups of more than 1 flobo
evaluation = nullEvaluation;
copyGrid(&tmp,grid);
for (int x = 0; x < IA_FLOBOBAN_DIMX; x++)
{
int h = stripedColumnHeight(x, grid);
for (int y = 0; y < h; y++)
{
if ((tmp[x][y] != FLOBO_EMPTY) && (tmp[x][y] != FLOBO_NEUTRAL))
{
countSameFloboAround(x, y, (FloboState)tmp[x][y], &tmp, &evaluation);
}
}
}
int d = evaluation.floboSuppressed - originEvaluation->floboSuppressed;
if (d>0) realEvaluation->floboGrouped = d;
}
void RenderMultiColumnBlock::checkForPaginationLogicalHeightChange(LayoutUnit& /*pageLogicalHeight*/, bool& /*pageLogicalHeightChanged*/, bool& /*hasSpecifiedPageLogicalHeight*/)
{
// We don't actually update any of the variables. We just subclassed to adjust our column height.
updateLogicalHeight();
LayoutUnit newContentLogicalHeight = contentLogicalHeight();
m_requiresBalancing = !newContentLogicalHeight;
if (!m_requiresBalancing) {
// The regions will be invalidated when we lay them out and they change size to
// the new column height.
if (columnHeight() != newContentLogicalHeight)
setColumnHeight(newContentLogicalHeight);
}
setLogicalHeight(0);
}
void RenderMultiColumnBlock::checkForPaginationLogicalHeightChange(LayoutUnit& pageLogicalHeight, bool& pageLogicalHeightChanged, bool& hasSpecifiedPageLogicalHeight)
{
// We need to go ahead and set our explicit page height if one exists, so that we can
// avoid doing multiple layout passes.
computeLogicalHeight();
LayoutUnit newContentLogicalHeight = contentLogicalHeight();
if (newContentLogicalHeight > ZERO_LAYOUT_UNIT) {
pageLogicalHeight = newContentLogicalHeight;
hasSpecifiedPageLogicalHeight = true;
}
setLogicalHeight(ZERO_LAYOUT_UNIT);
if (columnHeight() != pageLogicalHeight && everHadLayout()) {
setColumnHeight(pageLogicalHeight);
pageLogicalHeightChanged = true;
}
// Set up our column sets.
ensureColumnSets();
}
