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Internals: wrapped used of g.TempBuffer into ImFormatStringToTempBuffer/ImFormatStringToTempBufferV helpers.

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This leaves us room for growing the buffer if needed, and gives us a resizable buffer available for other work.
This commit is contained in:
ocornut
2022-06-07 19:16:00 +02:00
parent 64d6c30562
commit 23a785aeb3
3 changed files with 48 additions and 26 deletions
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32
imgui_widgets.cpp
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@ -276,9 +276,9 @@ void ImGui::TextV(const char* fmt, va_list args)
return;
// FIXME-OPT: Handle the %s shortcut?
ImGuiContext& g = *GImGui;
const char* text_end = g.TempBuffer + ImFormatStringV(g.TempBuffer, IM_ARRAYSIZE(g.TempBuffer), fmt, args);
TextEx(g.TempBuffer, text_end, ImGuiTextFlags_NoWidthForLargeClippedText);
const char* text, *text_end;
ImFormatStringToTempBufferV(&text, &text_end, fmt, args);
TextEx(text, text_end, ImGuiTextFlags_NoWidthForLargeClippedText);
}
void ImGui::TextColored(const ImVec4& col, const char* fmt, ...)
@ -359,8 +359,8 @@ void ImGui::LabelTextV(const char* label, const char* fmt, va_list args)
const ImGuiStyle& style = g.Style;
const float w = CalcItemWidth();
const char* value_text_begin = &g.TempBuffer[0];
const char* value_text_end = value_text_begin + ImFormatStringV(g.TempBuffer, IM_ARRAYSIZE(g.TempBuffer), fmt, args);
const char* value_text_begin, *value_text_end;
ImFormatStringToTempBufferV(&value_text_begin, &value_text_end, fmt, args);
const ImVec2 value_size = CalcTextSize(value_text_begin, value_text_end, false);
const ImVec2 label_size = CalcTextSize(label, NULL, true);
@ -395,8 +395,8 @@ void ImGui::BulletTextV(const char* fmt, va_list args)
ImGuiContext& g = *GImGui;
const ImGuiStyle& style = g.Style;
const char* text_begin = g.TempBuffer;
const char* text_end = text_begin + ImFormatStringV(g.TempBuffer, IM_ARRAYSIZE(g.TempBuffer), fmt, args);
const char* text_begin, *text_end;
ImFormatStringToTempBufferV(&text_begin, &text_end, fmt, args);
const ImVec2 label_size = CalcTextSize(text_begin, text_end, false);
const ImVec2 total_size = ImVec2(g.FontSize + (label_size.x > 0.0f ? (label_size.x + style.FramePadding.x * 2) : 0.0f), label_size.y); // Empty text doesn't add padding
ImVec2 pos = window->DC.CursorPos;
@ -1910,9 +1910,9 @@ static const char* PatchFormatStringFloatToInt(const char* fmt)
#ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
if (fmt_start == fmt && fmt_end[0] == 0)
return "%d";
ImGuiContext& g = *GImGui;
ImFormatString(g.TempBuffer, IM_ARRAYSIZE(g.TempBuffer), "%.*s%%d%s", (int)(fmt_start - fmt), fmt, fmt_end); // Honor leading and trailing decorations, but lose alignment/precision.
return g.TempBuffer;
const char* tmp_format;
ImFormatStringToTempBuffer(&tmp_format, NULL, "%.*s%%d%s", (int)(fmt_start - fmt), fmt, fmt_end); // Honor leading and trailing decorations, but lose alignment/precision.
return tmp_format;
#else
IM_ASSERT(0 && "DragInt(): Invalid format string!"); // Old versions used a default parameter of "%.0f", please replace with e.g. "%d"
#endif
@ -5835,9 +5835,9 @@ bool ImGui::TreeNodeExV(const char* str_id, ImGuiTreeNodeFlags flags, const char
if (window->SkipItems)
return false;
ImGuiContext& g = *GImGui;
const char* label_end = g.TempBuffer + ImFormatStringV(g.TempBuffer, IM_ARRAYSIZE(g.TempBuffer), fmt, args);
return TreeNodeBehavior(window->GetID(str_id), flags, g.TempBuffer, label_end);
const char* label, *label_end;
ImFormatStringToTempBufferV(&label, &label_end, fmt, args);
return TreeNodeBehavior(window->GetID(str_id), flags, label, label_end);
}
bool ImGui::TreeNodeExV(const void* ptr_id, ImGuiTreeNodeFlags flags, const char* fmt, va_list args)
@ -5846,9 +5846,9 @@ bool ImGui::TreeNodeExV(const void* ptr_id, ImGuiTreeNodeFlags flags, const char
if (window->SkipItems)
return false;
ImGuiContext& g = *GImGui;
const char* label_end = g.TempBuffer + ImFormatStringV(g.TempBuffer, IM_ARRAYSIZE(g.TempBuffer), fmt, args);
return TreeNodeBehavior(window->GetID(ptr_id), flags, g.TempBuffer, label_end);
const char* label, *label_end;
ImFormatStringToTempBufferV(&label, &label_end, fmt, args);
return TreeNodeBehavior(window->GetID(ptr_id), flags, label, label_end);
}
bool ImGui::TreeNodeBehaviorIsOpen(ImGuiID id, ImGuiTreeNodeFlags flags)