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Tables: using a typedef in internal code to specify column/draw channel index storage.

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This commit is contained in:
ocornut
2020-12-01 19:19:01 +01:00
parent 6aa8388e9f
commit e126a64782
3 changed files with 92 additions and 88 deletions
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84
imgui_tables.cpp
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@ -445,7 +445,7 @@ void ImGui::TableBeginInitMemory(ImGuiTable* table, int columns_count)
// Allocate single buffer for our arrays
ImSpanAllocator<3> span_allocator;
span_allocator.ReserveBytes(0, columns_count * sizeof(ImGuiTableColumn));
span_allocator.ReserveBytes(1, columns_count * sizeof(ImS8));
span_allocator.ReserveBytes(1, columns_count * sizeof(ImGuiTableColumnIdx));
span_allocator.ReserveBytes(2, columns_count * sizeof(ImGuiTableCellData));
table->RawData = IM_ALLOC(span_allocator.GetArenaSizeInBytes());
span_allocator.SetArenaBasePtr(table->RawData);
@ -458,7 +458,7 @@ void ImGui::TableBeginInitMemory(ImGuiTable* table, int columns_count)
{
ImGuiTableColumn* column = &table->Columns[n];
*column = ImGuiTableColumn();
column->DisplayOrder = table->DisplayOrderToIndex[n] = (ImS8)n;
column->DisplayOrder = table->DisplayOrderToIndex[n] = (ImGuiTableColumnIdx)n;
column->AutoFitQueue = column->CannotSkipItemsQueue = (1 << 3) - 1; // Fit for three frames
}
}
@ -509,15 +509,15 @@ void ImGui::TableBeginApplyRequests(ImGuiTable* table)
IM_UNUSED(dst_column);
const int src_order = src_column->DisplayOrder;
const int dst_order = dst_column->DisplayOrder;
src_column->DisplayOrder = (ImS8)dst_order;
src_column->DisplayOrder = (ImGuiTableColumnIdx)dst_order;
for (int order_n = src_order + reorder_dir; order_n != dst_order + reorder_dir; order_n += reorder_dir)
table->Columns[table->DisplayOrderToIndex[order_n]].DisplayOrder -= (ImS8)reorder_dir;
table->Columns[table->DisplayOrderToIndex[order_n]].DisplayOrder -= (ImGuiTableColumnIdx)reorder_dir;
IM_ASSERT(dst_column->DisplayOrder == dst_order - reorder_dir);
// Display order is stored in both columns->IndexDisplayOrder and table->DisplayOrder[],
// rebuild the later from the former.
for (int column_n = 0; column_n < table->ColumnsCount; column_n++)
table->DisplayOrderToIndex[table->Columns[column_n].DisplayOrder] = (ImS8)column_n;
table->DisplayOrderToIndex[table->Columns[column_n].DisplayOrder] = (ImGuiTableColumnIdx)column_n;
table->ReorderColumnDir = 0;
table->IsSettingsDirty = true;
}
@ -527,7 +527,7 @@ void ImGui::TableBeginApplyRequests(ImGuiTable* table)
if (table->IsResetDisplayOrderRequest)
{
for (int n = 0; n < table->ColumnsCount; n++)
table->DisplayOrderToIndex[n] = table->Columns[n].DisplayOrder = (ImS8)n;
table->DisplayOrderToIndex[n] = table->Columns[n].DisplayOrder = (ImGuiTableColumnIdx)n;
table->IsResetDisplayOrderRequest = false;
table->IsSettingsDirty = true;
}
@ -614,8 +614,8 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
column->PrevEnabledColumn = column->NextEnabledColumn = -1;
if (last_visible_column)
{
last_visible_column->NextEnabledColumn = (ImS8)column_n;
column->PrevEnabledColumn = (ImS8)table->Columns.index_from_ptr(last_visible_column);
last_visible_column->NextEnabledColumn = (ImGuiTableColumnIdx)column_n;
column->PrevEnabledColumn = (ImGuiTableColumnIdx)table->Columns.index_from_ptr(last_visible_column);
}
column->IndexWithinEnabledSet = table->ColumnsEnabledCount;
table->ColumnsEnabledCount++;
@ -632,7 +632,7 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
IM_ASSERT(column->IndexWithinEnabledSet <= column->DisplayOrder);
}
table->EnabledUnclippedMaskByIndex = table->EnabledMaskByIndex; // Columns will be masked out below when Clipped
table->RightMostEnabledColumn = (ImS8)(last_visible_column ? table->Columns.index_from_ptr(last_visible_column) : -1);
table->RightMostEnabledColumn = (ImGuiTableColumnIdx)(last_visible_column ? table->Columns.index_from_ptr(last_visible_column) : -1);
// Disable child window clipping while fitting columns. This is not strictly necessary but makes it possible to avoid
// the column fitting to wait until the first visible frame of the child container (may or not be a good thing).
@ -711,12 +711,12 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
column->StretchWeight = default_weight;
sum_weights_stretched += column->StretchWeight;
if (table->LeftMostStretchedColumnDisplayOrder == -1 || table->LeftMostStretchedColumnDisplayOrder > column->DisplayOrder)
table->LeftMostStretchedColumnDisplayOrder = (ImS8)column->DisplayOrder;
table->LeftMostStretchedColumnDisplayOrder = column->DisplayOrder;
}
max_width_auto = ImMax(max_width_auto, width_auto);
sum_width_fixed_requests += table->CellPaddingX * 2.0f;
}
table->ColumnsEnabledFixedCount = (ImS8)count_fixed;
table->ColumnsEnabledFixedCount = (ImGuiTableColumnIdx)count_fixed;
// Apply "same widths"
// - When all columns are fixed or columns are of mixed type: use the maximum auto width
@ -896,7 +896,7 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
// Detect hovered column
if (is_hovering_table && g.IO.MousePos.x >= column->ClipRect.Min.x && g.IO.MousePos.x < column->ClipRect.Max.x)
table->HoveredColumnBody = (ImS8)column_n;
table->HoveredColumnBody = (ImGuiTableColumnIdx)column_n;
// Alignment
// FIXME-TABLE: This align based on the whole column width, not per-cell, and therefore isn't useful in
@ -932,7 +932,7 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
if (table->RightMostEnabledColumn != -1)
unused_x1 = ImMax(unused_x1, table->Columns[table->RightMostEnabledColumn].ClipRect.Max.x);
if (g.IO.MousePos.x >= unused_x1)
table->HoveredColumnBody = (ImS8)table->ColumnsCount;
table->HoveredColumnBody = (ImGuiTableColumnIdx)table->ColumnsCount;
}
// Clear Resizable flag if none of our column are actually resizable (either via an explicit _NoResize flag,
@ -1029,12 +1029,12 @@ void ImGui::TableUpdateBorders(ImGuiTable* table)
}
if (held)
{
table->ResizedColumn = (ImS8)column_n;
table->ResizedColumn = (ImGuiTableColumnIdx)column_n;
table->InstanceInteracted = table->InstanceCurrent;
}
if ((hovered && g.HoveredIdTimer > TABLE_RESIZE_SEPARATOR_FEEDBACK_TIMER) || held)
{
table->HoveredColumnBorder = (ImS8)column_n;
table->HoveredColumnBorder = (ImGuiTableColumnIdx)column_n;
SetMouseCursor(ImGuiMouseCursor_ResizeEW);
}
}
@ -1105,7 +1105,7 @@ void ImGui::EndTable()
// Strip out dummy channel draw calls
// We have no way to prevent user submitting direct ImDrawList calls into a hidden column (but ImGui:: calls will be clipped out)
// (The problem with this approach is we are effectively making it harder for users watching metrics to spot wasted vertices)
if (table->DummyDrawChannel != (ImU8)-1)
if (table->DummyDrawChannel != (ImGuiTableColumnIdx)-1)
{
ImDrawChannel* dummy_channel = &table->DrawSplitter._Channels[table->DummyDrawChannel];
dummy_channel->_CmdBuffer.resize(0);
@ -1380,9 +1380,9 @@ void ImGui::TableSetupScrollFreeze(int columns, int rows)
IM_ASSERT(columns >= 0 && columns < IMGUI_TABLE_MAX_COLUMNS);
IM_ASSERT(rows >= 0 && rows < 128); // Arbitrary limit
table->FreezeColumnsRequest = (table->Flags & ImGuiTableFlags_ScrollX) ? (ImS8)columns : 0;
table->FreezeColumnsRequest = (table->Flags & ImGuiTableFlags_ScrollX) ? (ImGuiTableColumnIdx)columns : 0;
table->FreezeColumnsCount = (table->InnerWindow->Scroll.x != 0.0f) ? table->FreezeColumnsRequest : 0;
table->FreezeRowsRequest = (table->Flags & ImGuiTableFlags_ScrollY) ? (ImS8)rows : 0;
table->FreezeRowsRequest = (table->Flags & ImGuiTableFlags_ScrollY) ? (ImGuiTableColumnIdx)rows : 0;
table->FreezeRowsCount = (table->InnerWindow->Scroll.y != 0.0f) ? table->FreezeRowsRequest : 0;
table->IsUnfrozen = (table->FreezeRowsCount == 0); // Make sure this is set before TableUpdateLayout() so ImGuiListClipper can benefit from it.b
}
@ -1792,7 +1792,7 @@ void ImGui::TableSetColumnWidthAutoSingle(ImGuiTable* table, int column_n)
column->CannotSkipItemsQueue = (1 << 0);
column->AutoFitQueue = (1 << 1);
if (column->Flags & ImGuiTableColumnFlags_WidthStretch)
table->AutoFitSingleStretchColumn = (ImS8)column_n;
table->AutoFitSingleStretchColumn = (ImGuiTableColumnIdx)column_n;
}
void ImGui::TableSetColumnWidthAutoAll(ImGuiTable* table)
@ -1841,7 +1841,7 @@ void ImGui::TableSetBgColor(ImGuiTableBgTarget bg_target, ImU32 color, int colum
table->RowCellDataCurrent++;
ImGuiTableCellData* cell_data = &table->RowCellData[table->RowCellDataCurrent];
cell_data->BgColor = color;
cell_data->Column = (ImS8)column_n;
cell_data->Column = (ImGuiTableColumnIdx)column_n;
break;
}
case ImGuiTableBgTarget_RowBg0:
@ -1917,9 +1917,9 @@ void ImGui::TableSetupDrawChannels(ImGuiTable* table)
const int channels_for_dummy = (table->ColumnsEnabledCount < table->ColumnsCount || table->EnabledUnclippedMaskByIndex != table->EnabledMaskByIndex) ? +1 : 0;
const int channels_total = channels_for_bg + (channels_for_row * freeze_row_multiplier) + channels_for_dummy;
table->DrawSplitter.Split(table->InnerWindow->DrawList, channels_total);
table->DummyDrawChannel = (ImU8)((channels_for_dummy > 0) ? channels_total - 1 : -1);
table->DummyDrawChannel = (ImGuiTableDrawChannelIdx)((channels_for_dummy > 0) ? channels_total - 1 : -1);
table->Bg1DrawChannelCurrent = TABLE_DRAW_CHANNEL_BG1_FROZEN;
table->Bg1DrawChannelUnfrozen = (ImU8)((table->FreezeRowsCount > 0) ? 2 + channels_for_row : TABLE_DRAW_CHANNEL_BG1_FROZEN);
table->Bg1DrawChannelUnfrozen = (ImGuiTableDrawChannelIdx)((table->FreezeRowsCount > 0) ? 2 + channels_for_row : TABLE_DRAW_CHANNEL_BG1_FROZEN);
int draw_channel_current = 2;
for (int column_n = 0; column_n < table->ColumnsCount; column_n++)
@ -1927,8 +1927,8 @@ void ImGui::TableSetupDrawChannels(ImGuiTable* table)
ImGuiTableColumn* column = &table->Columns[column_n];
if (!column->IsClipped)
{
column->DrawChannelFrozen = (ImU8)(draw_channel_current);
column->DrawChannelUnfrozen = (ImU8)(draw_channel_current + (table->FreezeRowsCount > 0 ? channels_for_row + 1 : 0));
column->DrawChannelFrozen = (ImGuiTableDrawChannelIdx)(draw_channel_current);
column->DrawChannelUnfrozen = (ImGuiTableDrawChannelIdx)(draw_channel_current + (table->FreezeRowsCount > 0 ? channels_for_row + 1 : 0));
if (!(table->Flags & ImGuiTableFlags_NoClip))
draw_channel_current++;
}
@ -2034,7 +2034,7 @@ void ImGui::TableMergeDrawChannels(ImGuiTable* table)
// Invalidate current draw channel
// (we don't clear DrawChannelFrozen/DrawChannelUnfrozen solely to facilitate debugging/later inspection of data)
column->DrawChannelCurrent = (ImU8)-1;
column->DrawChannelCurrent = (ImGuiTableDrawChannelIdx)-1;
}
// [DEBUG] Display merge groups
@ -2298,7 +2298,7 @@ void ImGui::TableSetColumnSortDirection(int column_n, ImGuiSortDirection sort_di
if (!(table->Flags & ImGuiTableFlags_MultiSortable))
append_to_sort_specs = false;
ImS8 sort_order_max = 0;
ImGuiTableColumnIdx sort_order_max = 0;
if (append_to_sort_specs)
for (int other_column_n = 0; other_column_n < table->ColumnsCount; other_column_n++)
sort_order_max = ImMax(sort_order_max, table->Columns[other_column_n].SortOrder);
@ -2354,7 +2354,7 @@ void ImGui::TableSortSpecsSanitize(ImGuiTable* table)
column_with_smallest_sort_order = column_n;
IM_ASSERT(column_with_smallest_sort_order != -1);
fixed_mask |= ((ImU64)1 << column_with_smallest_sort_order);
table->Columns[column_with_smallest_sort_order].SortOrder = (ImS8)sort_n;
table->Columns[column_with_smallest_sort_order].SortOrder = (ImGuiTableColumnIdx)sort_n;
// Fix: Make sure only one column has a SortOrder if ImGuiTableFlags_MultiSortable is not set.
if (need_fix_single_sort_order)
@ -2382,7 +2382,7 @@ void ImGui::TableSortSpecsSanitize(ImGuiTable* table)
}
}
table->SortSpecsCount = (ImS8)sort_order_count;
table->SortSpecsCount = (ImGuiTableColumnIdx)sort_order_count;
}
void ImGui::TableSortSpecsBuild(ImGuiTable* table)
@ -2399,8 +2399,8 @@ void ImGui::TableSortSpecsBuild(ImGuiTable* table)
continue;
ImGuiTableSortSpecsColumn* sort_spec = &table->SortSpecsData[column->SortOrder];
sort_spec->ColumnUserID = column->UserID;
sort_spec->ColumnIndex = (ImU8)column_n;
sort_spec->SortOrder = (ImU8)column->SortOrder;
sort_spec->ColumnIndex = (ImGuiTableColumnIdx)column_n;
sort_spec->SortOrder = (ImGuiTableColumnIdx)column->SortOrder;
sort_spec->SortDirection = column->SortDirection;
}
table->SortSpecs.Specs = table->SortSpecsData.Data;
@ -2531,7 +2531,7 @@ void ImGui::TableHeader(const char* label)
RenderNavHighlight(bb, id, ImGuiNavHighlightFlags_TypeThin | ImGuiNavHighlightFlags_NoRounding);
}
if (held)
table->HeldHeaderColumn = (ImS8)column_n;
table->HeldHeaderColumn = (ImGuiTableColumnIdx)column_n;
window->DC.CursorPos.y -= g.Style.ItemSpacing.y * 0.5f;
// Drag and drop to re-order columns.
@ -2539,7 +2539,7 @@ void ImGui::TableHeader(const char* label)
if (held && (table->Flags & ImGuiTableFlags_Reorderable) && IsMouseDragging(0) && !g.DragDropActive)
{
// While moving a column it will jump on the other side of the mouse, so we also test for MouseDelta.x
table->ReorderColumn = (ImS8)column_n;
table->ReorderColumn = (ImGuiTableColumnIdx)column_n;
table->InstanceInteracted = table->InstanceCurrent;
// We don't reorder: through the frozen<>unfrozen line, or through a column that is marked with ImGuiTableColumnFlags_NoReorder.
@ -2643,7 +2643,7 @@ void ImGui::TableOpenContextMenu(int column_n)
if (table->Flags & (ImGuiTableFlags_Resizable | ImGuiTableFlags_Reorderable | ImGuiTableFlags_Hideable))
{
table->IsContextPopupOpen = true;
table->ContextPopupColumn = (ImS8)column_n;
table->ContextPopupColumn = (ImGuiTableColumnIdx)column_n;
table->InstanceInteracted = table->InstanceCurrent;
const ImGuiID context_menu_id = ImHashStr("##ContextMenu", 0, table->ID);
OpenPopupEx(context_menu_id, ImGuiPopupFlags_None);
@ -2768,8 +2768,8 @@ static void TableSettingsInit(ImGuiTableSettings* settings, ImGuiID id, int colu
for (int n = 0; n < columns_count_max; n++, settings_column++)
IM_PLACEMENT_NEW(settings_column) ImGuiTableColumnSettings();
settings->ID = id;
settings->ColumnsCount = (ImS8)columns_count;
settings->ColumnsCountMax = (ImS8)columns_count_max;
settings->ColumnsCount = (ImGuiTableColumnIdx)columns_count;
settings->ColumnsCountMax = (ImGuiTableColumnIdx)columns_count_max;
settings->WantApply = true;
}
@ -2832,7 +2832,7 @@ void ImGui::TableSaveSettings(ImGuiTable* table)
settings = TableSettingsCreate(table->ID, table->ColumnsCount);
table->SettingsOffset = g.SettingsTables.offset_from_ptr(settings);
}
settings->ColumnsCount = (ImS8)table->ColumnsCount;
settings->ColumnsCount = (ImGuiTableColumnIdx)table->ColumnsCount;
// Serialize ImGuiTable/ImGuiTableColumn into ImGuiTableSettings/ImGuiTableColumnSettings
IM_ASSERT(settings->ID == table->ID);
@ -2846,7 +2846,7 @@ void ImGui::TableSaveSettings(ImGuiTable* table)
{
const float width_or_weight = (column->Flags & ImGuiTableColumnFlags_WidthStretch) ? column->StretchWeight : column->WidthRequest;
column_settings->WidthOrWeight = width_or_weight;
column_settings->Index = (ImS8)n;
column_settings->Index = (ImGuiTableColumnIdx)n;
column_settings->DisplayOrder = column->DisplayOrder;
column_settings->SortOrder = column->SortOrder;
column_settings->SortDirection = column->SortDirection;
@ -2919,7 +2919,7 @@ void ImGui::TableLoadSettings(ImGuiTable* table)
if (settings->SaveFlags & ImGuiTableFlags_Reorderable)
column->DisplayOrder = column_settings->DisplayOrder;
else
column->DisplayOrder = (ImS8)column_n;
column->DisplayOrder = (ImGuiTableColumnIdx)column_n;
column->IsEnabled = column->IsEnabledNextFrame = column_settings->IsEnabled;
column->SortOrder = column_settings->SortOrder;
column->SortDirection = column_settings->SortDirection;
@ -2927,7 +2927,7 @@ void ImGui::TableLoadSettings(ImGuiTable* table)
// FIXME-TABLE: Need to validate .ini data
for (int column_n = 0; column_n < table->ColumnsCount; column_n++)
table->DisplayOrderToIndex[table->Columns[column_n].DisplayOrder] = (ImS8)column_n;
table->DisplayOrderToIndex[table->Columns[column_n].DisplayOrder] = (ImGuiTableColumnIdx)column_n;
}
static void TableSettingsHandler_ClearAll(ImGuiContext* ctx, ImGuiSettingsHandler*)
@ -2985,13 +2985,13 @@ static void TableSettingsHandler_ReadLine(ImGuiContext*, ImGuiSettingsHandler*,
line = ImStrSkipBlank(line + r);
char c = 0;
ImGuiTableColumnSettings* column = settings->GetColumnSettings() + column_n;
column->Index = (ImS8)column_n;
column->Index = (ImGuiTableColumnIdx)column_n;
if (sscanf(line, "UserID=0x%08X%n", (ImU32*)&n, &r)==1) { line = ImStrSkipBlank(line + r); column->UserID = (ImGuiID)n; }
if (sscanf(line, "Width=%d%n", &n, &r) == 1) { line = ImStrSkipBlank(line + r); column->WidthOrWeight = (float)n; column->IsStretch = 0; settings->SaveFlags |= ImGuiTableFlags_Resizable; }
if (sscanf(line, "Weight=%f%n", &f, &r) == 1) { line = ImStrSkipBlank(line + r); column->WidthOrWeight = f; column->IsStretch = 1; settings->SaveFlags |= ImGuiTableFlags_Resizable; }
if (sscanf(line, "Visible=%d%n", &n, &r) == 1) { line = ImStrSkipBlank(line + r); column->IsEnabled = (ImU8)n; settings->SaveFlags |= ImGuiTableFlags_Hideable; }
if (sscanf(line, "Order=%d%n", &n, &r) == 1) { line = ImStrSkipBlank(line + r); column->DisplayOrder = (ImS8)n; settings->SaveFlags |= ImGuiTableFlags_Reorderable; }
if (sscanf(line, "Sort=%d%c%n", &n, &c, &r) == 2) { line = ImStrSkipBlank(line + r); column->SortOrder = (ImS8)n; column->SortDirection = (c == '^') ? ImGuiSortDirection_Descending : ImGuiSortDirection_Ascending; settings->SaveFlags |= ImGuiTableFlags_Sortable; }
if (sscanf(line, "Order=%d%n", &n, &r) == 1) { line = ImStrSkipBlank(line + r); column->DisplayOrder = (ImGuiTableColumnIdx)n; settings->SaveFlags |= ImGuiTableFlags_Reorderable; }
if (sscanf(line, "Sort=%d%c%n", &n, &c, &r) == 2) { line = ImStrSkipBlank(line + r); column->SortOrder = (ImGuiTableColumnIdx)n; column->SortDirection = (c == '^') ? ImGuiSortDirection_Descending : ImGuiSortDirection_Ascending; settings->SaveFlags |= ImGuiTableFlags_Sortable; }
}
}