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Codechange: Precalculate group column rects.

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Simplifies drawing group list which no longer needs to calculate horizontal positions for each row.
This commit is contained in:
Peter Nelson
2025-11-27 15:35:32 +00:00
committed by Peter Nelson
parent e15539c430
commit 91a12a3928
1 changed files with 44 additions and 28 deletions
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58
src/group_gui.cpp
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@@ -193,10 +193,8 @@ void BuildGuiGroupList(GUIGroupList &list, bool fold, Owner owner, VehicleType v
}
}
class VehicleGroupWindow : public BaseVehicleListWindow {
private:
/* Columns in the group list */
enum ListColumns : uint8_t {
/* Columns in the group list */
enum VehicleGroupColumns : uint8_t {
VGC_FOLD, ///< Fold / Unfold button.
VGC_NAME, ///< Group name.
VGC_PROTECT, ///< Autoreplace protect icon.
@@ -205,8 +203,11 @@ private:
VGC_NUMBER, ///< Number of vehicles in the group.
VGC_END
};
};
DECLARE_INCREMENT_DECREMENT_OPERATORS(VehicleGroupColumns);
class VehicleGroupWindow : public BaseVehicleListWindow {
private:
GroupID group_sel = GroupID::Invalid(); ///< Selected group (for drag/drop)
GroupID group_rename = GroupID::Invalid(); ///< Group being renamed, GroupID::Invalid() if none
GroupID group_over = GroupID::Invalid(); ///< Group over which a vehicle is dragged, GroupID::Invalid() if none
@@ -216,6 +217,7 @@ private:
Scrollbar *group_sb = nullptr;
std::array<Dimension, VGC_END> column_size{}; ///< Size of the columns in the group list.
std::array<Rect, VGC_END> column_rects{};
bool last_overlay_state = false;
/**
@@ -279,6 +281,28 @@ private:
WidgetDimensions::scaled.framerect.right;
}
/**
* Update precalculated column rects for drawing group information.
*/
void UpdateColumnRects()
{
bool rtl = _current_text_dir == TD_RTL;
Rect r = this->GetWidget<NWidgetCore>(WID_GL_LIST_GROUP)->GetCurrentRect().Shrink(WidgetDimensions::scaled.framerect);
/* Place columns before VGC_NAME from start to end. */
for (VehicleGroupColumns lc{}; lc != VGC_NAME; ++lc) {
this->column_rects[lc] = r.WithWidth(this->column_size[lc].width, rtl);
r = r.Indent(this->column_size[lc].width + WidgetDimensions::scaled.hsep_normal, rtl);
}
/* Place columns after VGC_NAME from end to start. */
for (VehicleGroupColumns lc{VGC_END - 1}; lc != VGC_NAME; --lc) {
this->column_rects[lc] = r.WithWidth(this->column_size[lc].width, !rtl);
r = r.Indent(this->column_size[lc].width + WidgetDimensions::scaled.hsep_normal, !rtl);
}
/* Name column fills remaining space. */
this->column_rects[VGC_NAME] = r;
}
/**
* Get the string to draw for the given group.
* @param g_id Group to get string for.
@@ -348,42 +372,33 @@ private:
}
/* draw fold / unfold button */
r = r.Indent(indent * WidgetDimensions::scaled.hsep_indent, rtl);
if (has_children) {
DrawSpriteIgnorePadding(Group::Get(g_id)->folded ? SPR_CIRCLE_FOLDED : SPR_CIRCLE_UNFOLDED, PAL_NONE, r.WithWidth(this->column_size[VGC_FOLD].width, rtl), SA_CENTER);
DrawSpriteIgnorePadding(Group::Get(g_id)->folded ? SPR_CIRCLE_FOLDED : SPR_CIRCLE_UNFOLDED, PAL_NONE, r.WithX(this->column_rects[VGC_FOLD]).Translate(indent * level_width, 0), SA_CENTER);
}
/* Group name text column shrinks to fit available space. */
int text_width = this->column_size[VGC_NAME].width - indent * WidgetDimensions::scaled.hsep_indent;
/* draw group name */
r = r.Indent(this->column_size[VGC_FOLD].width + WidgetDimensions::scaled.hsep_normal, rtl);
DrawString(r.WithWidth(text_width, rtl).CentreToHeight(this->column_size[VGC_NAME].height), this->GetGroupNameString(g_id), colour);
DrawString(r.WithX(this->column_rects[VGC_NAME]).Indent(indent * WidgetDimensions::scaled.hsep_indent, rtl).CentreToHeight(this->column_size[VGC_NAME].height), this->GetGroupNameString(g_id), colour);
/* draw autoreplace protection */
r = r.Indent(text_width + WidgetDimensions::scaled.hsep_wide, rtl);
if (protection) {
DrawSpriteIgnorePadding(SPR_GROUP_REPLACE_PROTECT, PAL_NONE, r.WithWidth(this->column_size[VGC_PROTECT].width, rtl), SA_CENTER);
DrawSpriteIgnorePadding(SPR_GROUP_REPLACE_PROTECT, PAL_NONE, r.WithX(this->column_rects[VGC_PROTECT]), SA_CENTER);
}
/* draw autoreplace status */
r = r.Indent(this->column_size[VGC_PROTECT].width + WidgetDimensions::scaled.hsep_normal, rtl);
if (stats.autoreplace_defined) {
DrawSpriteIgnorePadding(SPR_GROUP_REPLACE_ACTIVE, stats.autoreplace_finished ? PALETTE_CRASH : PAL_NONE, r.WithWidth(this->column_size[VGC_AUTOREPLACE].width, rtl), SA_CENTER);
DrawSpriteIgnorePadding(SPR_GROUP_REPLACE_ACTIVE, stats.autoreplace_finished ? PALETTE_CRASH : PAL_NONE, r.WithX(this->column_rects[VGC_AUTOREPLACE]), SA_CENTER);
}
/* draw the profit icon */
r = r.Indent(this->column_size[VGC_AUTOREPLACE].width + WidgetDimensions::scaled.hsep_normal, rtl);
DrawSpriteIgnorePadding(this->GetGroupProfitSpriteID(g_id), PAL_NONE, r.WithWidth(this->column_size[VGC_PROFIT].width, rtl), SA_CENTER);
DrawSpriteIgnorePadding(this->GetGroupProfitSpriteID(g_id), PAL_NONE, r.WithX(this->column_rects[VGC_PROFIT]), SA_CENTER);
/* draw the number of vehicles of the group */
r = r.Indent(this->column_size[VGC_PROFIT].width + WidgetDimensions::scaled.hsep_normal, rtl);
int num_vehicle_with_subgroups = GetGroupNumVehicle(this->vli.company, g_id, this->vli.vtype);
int num_vehicle = GroupStatistics::Get(this->vli.company, g_id, this->vli.vtype).num_vehicle;
if (IsAllGroupID(g_id) || IsDefaultGroupID(g_id) || num_vehicle_with_subgroups == num_vehicle) {
DrawString(r.CentreToHeight(this->column_size[VGC_NUMBER].height), GetString(STR_JUST_COMMA, num_vehicle), colour, SA_RIGHT | SA_FORCE, false, FS_SMALL);
DrawString(r.WithX(this->column_rects[VGC_NUMBER]).CentreToHeight(this->column_size[VGC_NUMBER].height), GetString(STR_JUST_COMMA, num_vehicle), colour, SA_RIGHT | SA_FORCE, false, FS_SMALL);
} else {
DrawString(r.CentreToHeight(this->column_size[VGC_NUMBER].height), GetString(STR_GROUP_COUNT_WITH_SUBGROUP, num_vehicle, num_vehicle_with_subgroups - num_vehicle), colour, SA_RIGHT | SA_FORCE);
DrawString(r.WithX(this->column_rects[VGC_NUMBER]).CentreToHeight(this->column_size[VGC_NUMBER].height), GetString(STR_GROUP_COUNT_WITH_SUBGROUP, num_vehicle, num_vehicle_with_subgroups - num_vehicle), colour, SA_RIGHT | SA_FORCE);
}
}
@@ -997,6 +1012,7 @@ public:
{
this->group_sb->SetCapacityFromWidget(this, WID_GL_LIST_GROUP);
this->vscroll->SetCapacityFromWidget(this, WID_GL_LIST_VEHICLE);
this->UpdateColumnRects();
}
void OnDropdownSelect(WidgetID widget, int index, int) override