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https://github.com/Drezil/imgui.git
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Internals: Merged some changes to facilitate 1D->2D transition for some elements, and merging the stack layout PR (#846)
This commit is contained in:
omar
parent
220e6a55b7
commit
f9634feb66
84
imgui.cpp
84
imgui.cpp
@ -2048,7 +2048,7 @@ static void SetCursorPosYAndSetupDummyPrevLine(float pos_y, float line_height)
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ImGui::SetCursorPosY(pos_y);
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ImGuiWindow* window = ImGui::GetCurrentWindow();
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window->DC.CursorPosPrevLine.y = window->DC.CursorPos.y - line_height; // Setting those fields so that SetScrollHere() can properly function after the end of our clipper usage.
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window->DC.PrevLineHeight = (line_height - GImGui->Style.ItemSpacing.y); // If we end up needing more accurate data (to e.g. use SameLine) we may as well make the clipper have a fourth step to let user process and display the last item in their list.
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window->DC.PrevLineSize.y = (line_height - GImGui->Style.ItemSpacing.y); // If we end up needing more accurate data (to e.g. use SameLine) we may as well make the clipper have a fourth step to let user process and display the last item in their list.
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if (window->DC.ColumnsSet)
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window->DC.ColumnsSet->LineMinY = window->DC.CursorPos.y; // Setting this so that cell Y position are set properly
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}
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@ -2379,18 +2379,18 @@ void ImGui::ItemSize(const ImVec2& size, float text_offset_y)
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return;
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// Always align ourselves on pixel boundaries
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const float line_height = ImMax(window->DC.CurrentLineHeight, size.y);
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const float line_height = ImMax(window->DC.CurrentLineSize.y, size.y);
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const float text_base_offset = ImMax(window->DC.CurrentLineTextBaseOffset, text_offset_y);
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//if (g.IO.KeyAlt) window->DrawList->AddRect(window->DC.CursorPos, window->DC.CursorPos + ImVec2(size.x, line_height), IM_COL32(255,0,0,200)); // [DEBUG]
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window->DC.CursorPosPrevLine = ImVec2(window->DC.CursorPos.x + size.x, window->DC.CursorPos.y);
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window->DC.CursorPos = ImVec2((float)(int)(window->Pos.x + window->DC.IndentX + window->DC.ColumnsOffsetX), (float)(int)(window->DC.CursorPos.y + line_height + g.Style.ItemSpacing.y));
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window->DC.CursorPos = ImVec2((float)(int)(window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x), (float)(int)(window->DC.CursorPos.y + line_height + g.Style.ItemSpacing.y));
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window->DC.CursorMaxPos.x = ImMax(window->DC.CursorMaxPos.x, window->DC.CursorPosPrevLine.x);
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window->DC.CursorMaxPos.y = ImMax(window->DC.CursorMaxPos.y, window->DC.CursorPos.y - g.Style.ItemSpacing.y);
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//if (g.IO.KeyAlt) window->DrawList->AddCircle(window->DC.CursorMaxPos, 3.0f, IM_COL32(255,0,0,255), 4); // [DEBUG]
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window->DC.PrevLineHeight = line_height;
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window->DC.PrevLineSize.y = line_height;
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window->DC.PrevLineTextBaseOffset = text_base_offset;
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window->DC.CurrentLineHeight = window->DC.CurrentLineTextBaseOffset = 0.0f;
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window->DC.CurrentLineSize.y = window->DC.CurrentLineTextBaseOffset = 0.0f;
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// Horizontal layout mode
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if (window->DC.LayoutType == ImGuiLayoutType_Horizontal)
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@ -6676,14 +6676,14 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
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// Setup drawing context
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// (NB: That term "drawing context / DC" lost its meaning a long time ago. Initially was meant to hold transient data only. Nowadays difference between window-> and window->DC-> is dubious.)
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window->DC.IndentX = 0.0f + window->WindowPadding.x - window->Scroll.x;
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window->DC.GroupOffsetX = 0.0f;
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window->DC.ColumnsOffsetX = 0.0f;
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window->DC.CursorStartPos = window->Pos + ImVec2(window->DC.IndentX + window->DC.ColumnsOffsetX, window->TitleBarHeight() + window->MenuBarHeight() + window->WindowPadding.y - window->Scroll.y);
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window->DC.Indent.x = 0.0f + window->WindowPadding.x - window->Scroll.x;
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window->DC.GroupOffset.x = 0.0f;
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window->DC.ColumnsOffset.x = 0.0f;
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window->DC.CursorStartPos = window->Pos + ImVec2(window->DC.Indent.x + window->DC.ColumnsOffset.x, window->TitleBarHeight() + window->MenuBarHeight() + window->WindowPadding.y - window->Scroll.y);
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window->DC.CursorPos = window->DC.CursorStartPos;
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window->DC.CursorPosPrevLine = window->DC.CursorPos;
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window->DC.CursorMaxPos = window->DC.CursorStartPos;
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window->DC.CurrentLineHeight = window->DC.PrevLineHeight = 0.0f;
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window->DC.CurrentLineSize = window->DC.PrevLineSize = ImVec2(0.0f, 0.0f);
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window->DC.CurrentLineTextBaseOffset = window->DC.PrevLineTextBaseOffset = 0.0f;
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window->DC.NavHideHighlightOneFrame = false;
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window->DC.NavHasScroll = (GetScrollMaxY() > 0.0f);
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@ -7856,7 +7856,7 @@ void ImGui::SetScrollHere(float center_y_ratio)
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{
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ImGuiWindow* window = GetCurrentWindow();
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float target_y = window->DC.CursorPosPrevLine.y - window->Pos.y; // Top of last item, in window space
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target_y += (window->DC.PrevLineHeight * center_y_ratio) + (GImGui->Style.ItemSpacing.y * (center_y_ratio - 0.5f) * 2.0f); // Precisely aim above, in the middle or below the last line.
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target_y += (window->DC.PrevLineSize.y * center_y_ratio) + (GImGui->Style.ItemSpacing.y * (center_y_ratio - 0.5f) * 2.0f); // Precisely aim above, in the middle or below the last line.
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SetScrollFromPosY(target_y, center_y_ratio);
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}
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@ -8081,7 +8081,7 @@ void ImGui::AlignTextToFramePadding()
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return;
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ImGuiContext& g = *GImGui;
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window->DC.CurrentLineHeight = ImMax(window->DC.CurrentLineHeight, g.FontSize + g.Style.FramePadding.y * 2);
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window->DC.CurrentLineSize.y = ImMax(window->DC.CurrentLineSize.y, g.FontSize + g.Style.FramePadding.y * 2);
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window->DC.CurrentLineTextBaseOffset = ImMax(window->DC.CurrentLineTextBaseOffset, g.Style.FramePadding.y);
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}
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@ -8672,7 +8672,7 @@ bool ImGui::TreeNodeBehavior(ImGuiID id, ImGuiTreeNodeFlags flags, const char* l
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// We vertically grow up to current line height up the typical widget height.
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const float text_base_offset_y = ImMax(padding.y, window->DC.CurrentLineTextBaseOffset); // Latch before ItemSize changes it
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const float frame_height = ImMax(ImMin(window->DC.CurrentLineHeight, g.FontSize + style.FramePadding.y*2), label_size.y + padding.y*2);
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const float frame_height = ImMax(ImMin(window->DC.CurrentLineSize.y, g.FontSize + style.FramePadding.y*2), label_size.y + padding.y*2);
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ImRect frame_bb = ImRect(window->DC.CursorPos, ImVec2(window->Pos.x + GetContentRegionMax().x, window->DC.CursorPos.y + frame_height));
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if (display_frame)
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{
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@ -8997,7 +8997,7 @@ void ImGui::Bullet()
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ImGuiContext& g = *GImGui;
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const ImGuiStyle& style = g.Style;
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const float line_height = ImMax(ImMin(window->DC.CurrentLineHeight, g.FontSize + g.Style.FramePadding.y*2), g.FontSize);
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const float line_height = ImMax(ImMin(window->DC.CurrentLineSize.y, g.FontSize + g.Style.FramePadding.y*2), g.FontSize);
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const ImRect bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(g.FontSize, line_height));
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ItemSize(bb);
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if (!ItemAdd(bb, 0))
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@ -9025,7 +9025,7 @@ void ImGui::BulletTextV(const char* fmt, va_list args)
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const char* text_end = text_begin + ImFormatStringV(g.TempBuffer, IM_ARRAYSIZE(g.TempBuffer), fmt, args);
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const ImVec2 label_size = CalcTextSize(text_begin, text_end, false);
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const float text_base_offset_y = ImMax(0.0f, window->DC.CurrentLineTextBaseOffset); // Latch before ItemSize changes it
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const float line_height = ImMax(ImMin(window->DC.CurrentLineHeight, g.FontSize + g.Style.FramePadding.y*2), g.FontSize);
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const float line_height = ImMax(ImMin(window->DC.CurrentLineSize.y, g.FontSize + g.Style.FramePadding.y*2), g.FontSize);
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const ImRect bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(g.FontSize + (label_size.x > 0.0f ? (label_size.x + style.FramePadding.x*2) : 0.0f), ImMax(line_height, label_size.y))); // Empty text doesn't add padding
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ItemSize(bb);
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if (!ItemAdd(bb, 0))
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@ -13095,7 +13095,7 @@ void ImGui::Separator()
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float x1 = window->Pos.x;
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float x2 = window->Pos.x + window->Size.x;
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if (!window->DC.GroupStack.empty())
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x1 += window->DC.IndentX;
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x1 += window->DC.Indent.x;
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const ImRect bb(ImVec2(x1, window->DC.CursorPos.y), ImVec2(x2, window->DC.CursorPos.y+1.0f));
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ItemSize(ImVec2(0.0f, 0.0f)); // NB: we don't provide our width so that it doesn't get feed back into AutoFit, we don't provide height to not alter layout.
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@ -13126,7 +13126,7 @@ void ImGui::VerticalSeparator()
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ImGuiContext& g = *GImGui;
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float y1 = window->DC.CursorPos.y;
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float y2 = window->DC.CursorPos.y + window->DC.CurrentLineHeight;
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float y2 = window->DC.CursorPos.y + window->DC.CurrentLineSize.y;
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const ImRect bb(ImVec2(window->DC.CursorPos.x, y1), ImVec2(window->DC.CursorPos.x + 1.0f, y2));
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ItemSize(ImVec2(bb.GetWidth(), 0.0f));
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if (!ItemAdd(bb, 0))
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@ -13236,19 +13236,19 @@ void ImGui::BeginGroup()
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ImGuiGroupData& group_data = window->DC.GroupStack.back();
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group_data.BackupCursorPos = window->DC.CursorPos;
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group_data.BackupCursorMaxPos = window->DC.CursorMaxPos;
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group_data.BackupIndentX = window->DC.IndentX;
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group_data.BackupGroupOffsetX = window->DC.GroupOffsetX;
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group_data.BackupCurrentLineHeight = window->DC.CurrentLineHeight;
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group_data.BackupIndent = window->DC.Indent;
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group_data.BackupGroupOffset = window->DC.GroupOffset;
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group_data.BackupCurrentLineSize = window->DC.CurrentLineSize;
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group_data.BackupCurrentLineTextBaseOffset = window->DC.CurrentLineTextBaseOffset;
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group_data.BackupLogLinePosY = window->DC.LogLinePosY;
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group_data.BackupActiveIdIsAlive = g.ActiveIdIsAlive;
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group_data.BackupActiveIdPreviousFrameIsAlive = g.ActiveIdPreviousFrameIsAlive;
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group_data.AdvanceCursor = true;
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window->DC.GroupOffsetX = window->DC.CursorPos.x - window->Pos.x - window->DC.ColumnsOffsetX;
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window->DC.IndentX = window->DC.GroupOffsetX;
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window->DC.GroupOffset.x = window->DC.CursorPos.x - window->Pos.x - window->DC.ColumnsOffset.x;
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window->DC.Indent = window->DC.GroupOffset;
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window->DC.CursorMaxPos = window->DC.CursorPos;
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window->DC.CurrentLineHeight = 0.0f;
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window->DC.CurrentLineSize = ImVec2(0.0f, 0.0f);
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window->DC.LogLinePosY = window->DC.CursorPos.y - 9999.0f; // To enforce Log carriage return
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}
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@ -13265,9 +13265,9 @@ void ImGui::EndGroup()
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window->DC.CursorPos = group_data.BackupCursorPos;
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window->DC.CursorMaxPos = ImMax(group_data.BackupCursorMaxPos, window->DC.CursorMaxPos);
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window->DC.IndentX = group_data.BackupIndentX;
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window->DC.GroupOffsetX = group_data.BackupGroupOffsetX;
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window->DC.CurrentLineHeight = group_data.BackupCurrentLineHeight;
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window->DC.Indent = group_data.BackupIndent;
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window->DC.GroupOffset = group_data.BackupGroupOffset;
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window->DC.CurrentLineSize = group_data.BackupCurrentLineSize;
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window->DC.CurrentLineTextBaseOffset = group_data.BackupCurrentLineTextBaseOffset;
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window->DC.LogLinePosY = window->DC.CursorPos.y - 9999.0f; // To enforce Log carriage return
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@ -13307,7 +13307,7 @@ void ImGui::SameLine(float pos_x, float spacing_w)
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if (pos_x != 0.0f)
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{
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if (spacing_w < 0.0f) spacing_w = 0.0f;
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window->DC.CursorPos.x = window->Pos.x - window->Scroll.x + pos_x + spacing_w + window->DC.GroupOffsetX + window->DC.ColumnsOffsetX;
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window->DC.CursorPos.x = window->Pos.x - window->Scroll.x + pos_x + spacing_w + window->DC.GroupOffset.x + window->DC.ColumnsOffset.x;
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window->DC.CursorPos.y = window->DC.CursorPosPrevLine.y;
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}
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else
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@ -13316,7 +13316,7 @@ void ImGui::SameLine(float pos_x, float spacing_w)
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window->DC.CursorPos.x = window->DC.CursorPosPrevLine.x + spacing_w;
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window->DC.CursorPos.y = window->DC.CursorPosPrevLine.y;
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}
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window->DC.CurrentLineHeight = window->DC.PrevLineHeight;
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window->DC.CurrentLineSize = window->DC.PrevLineSize;
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window->DC.CurrentLineTextBaseOffset = window->DC.PrevLineTextBaseOffset;
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}
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@ -13329,7 +13329,7 @@ void ImGui::NewLine()
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ImGuiContext& g = *GImGui;
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const ImGuiLayoutType backup_layout_type = window->DC.LayoutType;
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window->DC.LayoutType = ImGuiLayoutType_Vertical;
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if (window->DC.CurrentLineHeight > 0.0f) // In the event that we are on a line with items that is smaller that FontSize high, we will preserve its height.
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if (window->DC.CurrentLineSize.y > 0.0f) // In the event that we are on a line with items that is smaller that FontSize high, we will preserve its height.
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ItemSize(ImVec2(0,0));
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else
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ItemSize(ImVec2(0.0f, g.FontSize));
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@ -13351,19 +13351,19 @@ void ImGui::NextColumn()
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if (++columns->Current < columns->Count)
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{
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// Columns 1+ cancel out IndentX
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window->DC.ColumnsOffsetX = GetColumnOffset(columns->Current) - window->DC.IndentX + g.Style.ItemSpacing.x;
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window->DC.ColumnsOffset.x = GetColumnOffset(columns->Current) - window->DC.Indent.x + g.Style.ItemSpacing.x;
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window->DrawList->ChannelsSetCurrent(columns->Current);
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}
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else
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{
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window->DC.ColumnsOffsetX = 0.0f;
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window->DC.ColumnsOffset.x = 0.0f;
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window->DrawList->ChannelsSetCurrent(0);
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columns->Current = 0;
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columns->LineMinY = columns->LineMaxY;
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}
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window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.IndentX + window->DC.ColumnsOffsetX);
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window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x);
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window->DC.CursorPos.y = columns->LineMinY;
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window->DC.CurrentLineHeight = 0.0f;
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window->DC.CurrentLineSize = ImVec2(0.0f, 0.0f);
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window->DC.CurrentLineTextBaseOffset = 0.0f;
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PushColumnClipRect();
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@ -13529,13 +13529,13 @@ void ImGui::BeginColumns(const char* str_id, int columns_count, ImGuiColumnsFlag
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// Set state for first column
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const float content_region_width = (window->SizeContentsExplicit.x != 0.0f) ? (window->SizeContentsExplicit.x) : (window->InnerClipRect.Max.x - window->Pos.x);
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columns->MinX = window->DC.IndentX - g.Style.ItemSpacing.x; // Lock our horizontal range
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columns->MinX = window->DC.Indent.x - g.Style.ItemSpacing.x; // Lock our horizontal range
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columns->MaxX = ImMax(content_region_width - window->Scroll.x, columns->MinX + 1.0f);
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columns->StartPosY = window->DC.CursorPos.y;
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columns->StartMaxPosX = window->DC.CursorMaxPos.x;
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columns->LineMinY = columns->LineMaxY = window->DC.CursorPos.y;
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window->DC.ColumnsOffsetX = 0.0f;
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window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.IndentX + window->DC.ColumnsOffsetX);
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window->DC.ColumnsOffset.x = 0.0f;
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window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x);
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// Clear data if columns count changed
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if (columns->Columns.Size != 0 && columns->Columns.Size != columns_count + 1)
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@ -13632,8 +13632,8 @@ void ImGui::EndColumns()
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columns->IsBeingResized = is_being_resized;
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window->DC.ColumnsSet = NULL;
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window->DC.ColumnsOffsetX = 0.0f;
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window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.IndentX + window->DC.ColumnsOffsetX);
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window->DC.ColumnsOffset.x = 0.0f;
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window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x);
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}
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// [2018-03: This is currently the only public API, while we are working on making BeginColumns/EndColumns user-facing]
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@ -13658,16 +13658,16 @@ void ImGui::Indent(float indent_w)
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{
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ImGuiContext& g = *GImGui;
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ImGuiWindow* window = GetCurrentWindow();
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window->DC.IndentX += (indent_w != 0.0f) ? indent_w : g.Style.IndentSpacing;
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window->DC.CursorPos.x = window->Pos.x + window->DC.IndentX + window->DC.ColumnsOffsetX;
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window->DC.Indent.x += (indent_w != 0.0f) ? indent_w : g.Style.IndentSpacing;
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window->DC.CursorPos.x = window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x;
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}
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void ImGui::Unindent(float indent_w)
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{
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ImGuiContext& g = *GImGui;
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ImGuiWindow* window = GetCurrentWindow();
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window->DC.IndentX -= (indent_w != 0.0f) ? indent_w : g.Style.IndentSpacing;
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window->DC.CursorPos.x = window->Pos.x + window->DC.IndentX + window->DC.ColumnsOffsetX;
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window->DC.Indent.x -= (indent_w != 0.0f) ? indent_w : g.Style.IndentSpacing;
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window->DC.CursorPos.x = window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x;
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}
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void ImGui::TreePush(const char* str_id)
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@ -211,6 +211,14 @@ static inline ImVec2 ImMul(const ImVec2& lhs, const ImVec2& rhs)
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// Types
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//-----------------------------------------------------------------------------
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// 1D vector (this odd construct is used to facilitate the transition between 1D and 2D and maintenance of some patches)
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struct ImVec1
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{
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float x;
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ImVec1() { x = 0.0f; }
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ImVec1(float _x) { x = _x; }
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};
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enum ImGuiButtonFlags_
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{
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ImGuiButtonFlags_None = 0,
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@ -406,9 +414,9 @@ struct ImGuiGroupData
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{
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ImVec2 BackupCursorPos;
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ImVec2 BackupCursorMaxPos;
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float BackupIndentX;
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float BackupGroupOffsetX;
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float BackupCurrentLineHeight;
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ImVec1 BackupIndent;
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ImVec1 BackupGroupOffset;
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ImVec2 BackupCurrentLineSize;
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float BackupCurrentLineTextBaseOffset;
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float BackupLogLinePosY;
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ImGuiID BackupActiveIdIsAlive;
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@ -894,11 +902,11 @@ struct IMGUI_API ImGuiWindowTempData
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{
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ImVec2 CursorPos;
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ImVec2 CursorPosPrevLine;
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ImVec2 CursorStartPos;
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ImVec2 CursorStartPos; // Initial position in client area with padding
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ImVec2 CursorMaxPos; // Used to implicitly calculate the size of our contents, always growing during the frame. Turned into window->SizeContents at the beginning of next frame
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float CurrentLineHeight;
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ImVec2 CurrentLineSize;
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float CurrentLineTextBaseOffset;
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float PrevLineHeight;
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ImVec2 PrevLineSize;
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float PrevLineTextBaseOffset;
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float LogLinePosY;
|
||||
int TreeDepth;
|
||||
@ -930,15 +938,15 @@ struct IMGUI_API ImGuiWindowTempData
|
||||
ImVector<ImGuiGroupData>GroupStack;
|
||||
int StackSizesBackup[6]; // Store size of various stacks for asserting
|
||||
|
||||
float IndentX; // Indentation / start position from left of window (increased by TreePush/TreePop, etc.)
|
||||
float GroupOffsetX;
|
||||
float ColumnsOffsetX; // Offset to the current column (if ColumnsCurrent > 0). FIXME: This and the above should be a stack to allow use cases like Tree->Column->Tree. Need revamp columns API.
|
||||
ImVec1 Indent; // Indentation / start position from left of window (increased by TreePush/TreePop, etc.)
|
||||
ImVec1 GroupOffset;
|
||||
ImVec1 ColumnsOffset; // Offset to the current column (if ColumnsCurrent > 0). FIXME: This and the above should be a stack to allow use cases like Tree->Column->Tree. Need revamp columns API.
|
||||
ImGuiColumnsSet* ColumnsSet; // Current columns set
|
||||
|
||||
ImGuiWindowTempData()
|
||||
{
|
||||
CursorPos = CursorPosPrevLine = CursorStartPos = CursorMaxPos = ImVec2(0.0f, 0.0f);
|
||||
CurrentLineHeight = PrevLineHeight = 0.0f;
|
||||
CurrentLineSize = PrevLineSize = ImVec2(0.0f, 0.0f);
|
||||
CurrentLineTextBaseOffset = PrevLineTextBaseOffset = 0.0f;
|
||||
LogLinePosY = -1.0f;
|
||||
TreeDepth = 0;
|
||||
@ -960,9 +968,9 @@ struct IMGUI_API ImGuiWindowTempData
|
||||
TextWrapPos = -1.0f;
|
||||
memset(StackSizesBackup, 0, sizeof(StackSizesBackup));
|
||||
|
||||
IndentX = 0.0f;
|
||||
GroupOffsetX = 0.0f;
|
||||
ColumnsOffsetX = 0.0f;
|
||||
Indent = ImVec1(0.0f);
|
||||
GroupOffset = ImVec1(0.0f);
|
||||
ColumnsOffset = ImVec1(0.0f);
|
||||
ColumnsSet = NULL;
|
||||
}
|
||||
};
|
||||
|
||||
Loading…
Reference in New Issue
Block a user