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Fix "Stop at Grid" for floodfill like tools when grid origin is > (0,0)

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This commit is contained in:
David Capello 2015-08-11 13:08:51 -03:00
parent a4e5d47ed4
commit 74638cdc6d
1 changed files with 13 additions and 8 deletions
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21
src/app/tools/point_shapes.h
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@ -106,18 +106,23 @@ private:
// Limit the flood-fill to the current tile if the grid is visible.
if (loop->getStopAtGrid()) {
gfx::Rect grid = loop->getGridBounds();
div_t d, dx, dy;
if (!grid.isEmpty()) {
div_t d, dx, dy;
dx = div(grid.x+loop->getOffset().x, grid.w);
dy = div(grid.y+loop->getOffset().y, grid.h);
dx = div(grid.x+loop->getOffset().x, grid.w);
dy = div(grid.y+loop->getOffset().y, grid.h);
d = div(x-dx.rem, grid.w);
x = dx.rem + d.quot*grid.w;
if (dx.rem > 0) dx.rem -= grid.w;
if (dy.rem > 0) dy.rem -= grid.h;
d = div(y-dy.rem, grid.h);
y = dy.rem + d.quot*grid.h;
d = div(x-dx.rem, grid.w);
x = dx.rem + d.quot*grid.w;
bounds = bounds.createIntersection(gfx::Rect(x, y, grid.w, grid.h));
d = div(y-dy.rem, grid.h);
y = dy.rem + d.quot*grid.h;
bounds = bounds.createIntersection(gfx::Rect(x, y, grid.w, grid.h));
}
}
return bounds;