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Internals: Tweaks to ItemSize() should be harmless. Added DebugDrawItemRect() helper.

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This commit is contained in:
omar 2019-10-03 15:59:36 +02:00
parent 892dfb1dea
commit a6c3be4bda
3 changed files with 14 additions and 11 deletions
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16
imgui.cpp
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@ -2969,7 +2969,7 @@ static inline bool IsWindowContentHoverable(ImGuiWindow* window, ImGuiHoveredFla
} }
// Advance cursor given item size for layout. // Advance cursor given item size for layout.
void ImGui::ItemSize(const ImVec2& size, float text_offset_y) void ImGui::ItemSize(const ImVec2& size, float text_baseline_y)
{ {
ImGuiContext& g = *GImGui; ImGuiContext& g = *GImGui;
ImGuiWindow* window = g.CurrentWindow; ImGuiWindow* window = g.CurrentWindow;
@ -2978,28 +2978,28 @@ void ImGui::ItemSize(const ImVec2& size, float text_offset_y)
// Always align ourselves on pixel boundaries // Always align ourselves on pixel boundaries
const float line_height = ImMax(window->DC.CurrLineSize.y, size.y); const float line_height = ImMax(window->DC.CurrLineSize.y, size.y);
const float text_base_offset = ImMax(window->DC.CurrLineTextBaseOffset, text_offset_y);
//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] //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]
window->DC.CursorPosPrevLine.x = window->DC.CursorPos.x + size.x; window->DC.CursorPosPrevLine.x = window->DC.CursorPos.x + size.x;
window->DC.CursorPosPrevLine.y = window->DC.CursorPos.y; window->DC.CursorPosPrevLine.y = window->DC.CursorPos.y;
window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x); window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x); // Next line
window->DC.CursorPos.y = (float)(int)(window->DC.CursorPos.y + line_height + g.Style.ItemSpacing.y); window->DC.CursorPos.y = (float)(int)(window->DC.CursorPos.y + line_height + g.Style.ItemSpacing.y); // Next line
window->DC.CursorMaxPos.x = ImMax(window->DC.CursorMaxPos.x, window->DC.CursorPosPrevLine.x); window->DC.CursorMaxPos.x = ImMax(window->DC.CursorMaxPos.x, window->DC.CursorPosPrevLine.x);
window->DC.CursorMaxPos.y = ImMax(window->DC.CursorMaxPos.y, window->DC.CursorPos.y - g.Style.ItemSpacing.y); window->DC.CursorMaxPos.y = ImMax(window->DC.CursorMaxPos.y, window->DC.CursorPos.y - g.Style.ItemSpacing.y);
//if (g.IO.KeyAlt) window->DrawList->AddCircle(window->DC.CursorMaxPos, 3.0f, IM_COL32(255,0,0,255), 4); // [DEBUG] //if (g.IO.KeyAlt) window->DrawList->AddCircle(window->DC.CursorMaxPos, 3.0f, IM_COL32(255,0,0,255), 4); // [DEBUG]
window->DC.PrevLineSize.y = line_height; window->DC.PrevLineSize.y = line_height;
window->DC.PrevLineTextBaseOffset = text_base_offset; window->DC.CurrLineSize.y = 0.0f;
window->DC.CurrLineSize.y = window->DC.CurrLineTextBaseOffset = 0.0f; window->DC.PrevLineTextBaseOffset = ImMax(window->DC.CurrLineTextBaseOffset, text_baseline_y);
window->DC.CurrLineTextBaseOffset = 0.0f;
// Horizontal layout mode // Horizontal layout mode
if (window->DC.LayoutType == ImGuiLayoutType_Horizontal) if (window->DC.LayoutType == ImGuiLayoutType_Horizontal)
SameLine(); SameLine();
} }
void ImGui::ItemSize(const ImRect& bb, float text_offset_y) void ImGui::ItemSize(const ImRect& bb, float text_baseline_y)
{ {
ItemSize(bb.GetSize(), text_offset_y); ItemSize(bb.GetSize(), text_baseline_y);
} }
// Declare item bounding box for clipping and interaction. // Declare item bounding box for clipping and interaction.

8
imgui_internal.h
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@ -383,6 +383,7 @@ enum ImGuiSeparatorFlags_
// This is going to be exposed in imgui.h when stabilized enough. // This is going to be exposed in imgui.h when stabilized enough.
enum ImGuiItemFlags_ enum ImGuiItemFlags_
{ {
ImGuiItemFlags_None = 0,
ImGuiItemFlags_NoTabStop = 1 << 0, // false ImGuiItemFlags_NoTabStop = 1 << 0, // false
ImGuiItemFlags_ButtonRepeat = 1 << 1, // false // Button() will return true multiple times based on io.KeyRepeatDelay and io.KeyRepeatRate settings. ImGuiItemFlags_ButtonRepeat = 1 << 1, // false // Button() will return true multiple times based on io.KeyRepeatDelay and io.KeyRepeatRate settings.
ImGuiItemFlags_Disabled = 1 << 2, // false // [BETA] Disable interactions but doesn't affect visuals yet. See github.com/ocornut/imgui/issues/211 ImGuiItemFlags_Disabled = 1 << 2, // false // [BETA] Disable interactions but doesn't affect visuals yet. See github.com/ocornut/imgui/issues/211
@ -1541,8 +1542,8 @@ namespace ImGui
IMGUI_API void PushOverrideID(ImGuiID id); IMGUI_API void PushOverrideID(ImGuiID id);
// Basic Helpers for widget code // Basic Helpers for widget code
IMGUI_API void ItemSize(const ImVec2& size, float text_offset_y = 0.0f); IMGUI_API void ItemSize(const ImVec2& size, float text_baseline_y = 0.0f);
IMGUI_API void ItemSize(const ImRect& bb, float text_offset_y = 0.0f); IMGUI_API void ItemSize(const ImRect& bb, float text_baseline_y = 0.0f);
IMGUI_API bool ItemAdd(const ImRect& bb, ImGuiID id, const ImRect* nav_bb = NULL); IMGUI_API bool ItemAdd(const ImRect& bb, ImGuiID id, const ImRect* nav_bb = NULL);
IMGUI_API bool ItemHoverable(const ImRect& bb, ImGuiID id); IMGUI_API bool ItemHoverable(const ImRect& bb, ImGuiID id);
IMGUI_API bool IsClippedEx(const ImRect& bb, ImGuiID id, bool clip_even_when_logged); IMGUI_API bool IsClippedEx(const ImRect& bb, ImGuiID id, bool clip_even_when_logged);
@ -1704,7 +1705,8 @@ namespace ImGui
IMGUI_API void ShadeVertsLinearUV(ImDrawList* draw_list, int vert_start_idx, int vert_end_idx, const ImVec2& a, const ImVec2& b, const ImVec2& uv_a, const ImVec2& uv_b, bool clamp); IMGUI_API void ShadeVertsLinearUV(ImDrawList* draw_list, int vert_start_idx, int vert_end_idx, const ImVec2& a, const ImVec2& b, const ImVec2& uv_a, const ImVec2& uv_b, bool clamp);
// Debug Tools // Debug Tools
inline void DebugStartItemPicker() { GImGui->DebugItemPickerActive = true; } inline void DebugDrawItemRect(ImU32 col = IM_COL32(255,0,0,255)) { ImGuiContext& g = *GImGui; ImGuiWindow* window = g.CurrentWindow; GetForegroundDrawList(window)->AddRect(window->DC.LastItemRect.Min, window->DC.LastItemRect.Max, col); }
inline void DebugStartItemPicker() { ImGuiContext& g = *GImGui; g.DebugItemPickerActive = true; }
} // namespace ImGui } // namespace ImGui

1
imgui_widgets.cpp
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@ -112,6 +112,7 @@ static ImVec2 InputTextCalcTextSizeW(const ImWchar* text_begin, const
//------------------------------------------------------------------------- //-------------------------------------------------------------------------
// [SECTION] Widgets: Text, etc. // [SECTION] Widgets: Text, etc.
//------------------------------------------------------------------------- //-------------------------------------------------------------------------
// - TextEx() [Internal]
// - TextUnformatted() // - TextUnformatted()
// - Text() // - Text()
// - TextV() // - TextV()