Navigation: Scoring uses rectangle as clipped by parent. Fix selectable extending past parent column among other things (#323)

This commit is contained in:
ocornut 2016-07-23 19:24:56 +02:00
parent 2f1fb41579
commit 0cc20fca83

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@ -1911,10 +1911,11 @@ static float NavScoreItemDistInterval(float a0, float a1, float b0, float b1)
// Scoring function for directional navigation. Based on https://gist.github.com/rygorous/6981057
// FIXME-NAVIGATION: Pretty rough.
// FIXME-NAVIGATION: May want to handle the degenerate case that we have commented out.
static bool NavScoreItem(const ImRect& cand)
static bool NavScoreItem(ImRect cand)
{
ImGuiContext& g = *GImGui;
const ImRect& curr = g.NavScoringRectScreen; // Current modified source rect (NB: we've applied Max.x = Min.x in NavUpdate() to inhibit the effect of having lots of items with varied width)
cand.Clip(g.CurrentWindow->ClipRect);
// Compute distance between boxes
// FIXME-NAVIGATION: Introducing various biases toward typical imgui uses cases, but we don't have any rigorous proof of their effect now.
@ -1960,7 +1961,9 @@ static bool NavScoreItem(const ImRect& cand)
if (ImGui::IsMouseHoveringRect(cand.Min, cand.Max))
{
char buf[128];
ImFormatString(buf, IM_ARRAYSIZE(buf), "db (%.0f,%.0f->%.1f) dc (%.0f,%.0f->%.1f) da (%.0f,%.0f->%.1f) quad %c", dbx, dby, dist_box, dcx, dcy, dist_center, dax, day, dist_axial, "WENS"[quadrant]);
ImFormatString(buf, IM_ARRAYSIZE(buf), "db (%.0f,%.0f->%.5f) dc (%.0f,%.0f->%.5f) da (%.0f,%.0f->%.5f) quad %c", dbx, dby, dist_box, dcx, dcy, dist_center, dax, day, dist_axial, "WENS"[quadrant]);
g.OverlayDrawList.AddRect(cand.Min, cand.Max, IM_COL32(255,255,0,200));
g.OverlayDrawList.AddRectFilled(cand.Max-ImVec2(4,4), cand.Max+ImGui::CalcTextSize(buf)+ImVec2(4,4), IM_COL32(40,0,0,150));
g.OverlayDrawList.AddText(cand.Max, ~0U, buf);
}
#endif
@ -2052,7 +2055,7 @@ bool ImGui::ItemAdd(const ImRect& bb, const ImGuiID* id, const ImRect* nav_bb_ar
{
//if (!g.NavMoveRequest) g.NavMoveDir = ImGuiNavDir_E; // [DEBUG] Removing if (g.NavMoveRequest) above allows debug scoring of all visible items.
const ImRect& nav_bb = nav_bb_arg ? *nav_bb_arg : bb;
if (NavScoreItem(nav_bb))
if (NavScoreItem(nav_bb)) //if (g.NavMoveRequest) // [DEBUG]
{
g.NavMoveResultBestId = *id;
g.NavMoveResultBestRefRectRel = ImRect(nav_bb.Min - window->Pos, nav_bb.Max - window->Pos);