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Text: word-wrapping use a small lookup table. (#8990, #3237, #8503, #8139, #8439, #9094, #3002, #9066, #8838)

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ocornut 2025-12-21 16:42:58 +01:00
parent 22ffa3d6d3
commit a5dffbec38
2 changed files with 66 additions and 12 deletions
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10
imgui_internal.h
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@ -441,6 +441,16 @@ IMGUI_API ImVec2 ImFontCalcTextSizeEx(ImFont* font, float size, float max
IMGUI_API const char* ImFontCalcWordWrapPositionEx(ImFont* font, float size, const char* text, const char* text_end, float wrap_width, ImDrawTextFlags flags = 0);
IMGUI_API const char* ImTextCalcWordWrapNextLineStart(const char* text, const char* text_end, ImDrawTextFlags flags = 0); // trim trailing space and find beginning of next line
// Character classification for word-wrapping logic
enum ImWcharClass
{
ImWcharClass_Blank, ImWcharClass_Punct, ImWcharClass_Other
};
IMGUI_API void ImTextInitClassifiers();
IMGUI_API void ImTextClassifierClear(ImU32* bits, unsigned int codepoint_min, unsigned int codepoint_end, ImWcharClass char_class);
IMGUI_API void ImTextClassifierSetCharClass(ImU32* bits, unsigned int codepoint_min, unsigned int codepoint_end, ImWcharClass char_class, unsigned int c);
IMGUI_API void ImTextClassifierSetCharClassFromStr(ImU32* bits, unsigned int codepoint_min, unsigned int codepoint_end, ImWcharClass char_class, const char* s);
// Helpers: File System
#ifdef IMGUI_DISABLE_FILE_FUNCTIONS
#define IMGUI_DISABLE_DEFAULT_FILE_FUNCTIONS