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add new APIs: GetTabbedACharsExtentXXX

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Vincent Wei
2023-04-24 11:38:02 +08:00
parent d059fc8de2
commit e575e7c69d
5 changed files with 183 additions and 10 deletions
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include/gdi.h
+74
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@@ -12862,6 +12862,80 @@ MG_EXPORT int GUIAPI GetACharsExtentPoint (HDC hdc, Achar32* achars,
MG_EXPORT int GUIAPI GetACharsExtentPointEx (HDC hdc, Achar32* achars,
int nr_achars, int max_extent, int* dx_achars, SIZE* size);
/**
* \fn int GUIAPI GetTabbedACharsExtent (HDC hdc, Achar32* achars,
* int nr_achars, SIZE* size)
* \brief Get visual extent value of an achar string.
*
* This function gets the extent value of an achar string on a DC. Note that
* this function will ignore all breaks in the achar string.
*
* \param hdc The device context.
* \param achars The pointer to the achar string.
* \param nr_achars The length of the achar string.
* \param size The buffer restoring the extents of the achar strings.
*
* \return The extent of the achar string.
*
* \sa GetTabbedACharsExtentPoint
*
* Since 5.0.12
*/
MG_EXPORT int GUIAPI GetTabbedACharsExtent (HDC hdc, Achar32* achars,
int nr_achars, SIZE* size);
/**
* \fn int GUIAPI GetTabbedACharsExtentPoint (HDC hdc, Achar32* achars,
* int nr_achars, int max_extent, SIZE* size)
* \brief Get the visual extent value of an achar string.
*
* This function gets the visual extent value of a glpyh string.
* Note that this function ignore all breaks in the achar string.
*
* \param hdc The device context.
* \param achars The pointer to the achar string.
* \param nr_achars The length of the achar string len.
* \param max_extent The maximal output extent value.
* \param size The real extent of all visual achars in the achar string.
*
* \return The the index of the last achar which can be fit to the extent.
*
* \sa GetTabbedACharsExtentPointEx
*
* Since 5.0.12
*/
MG_EXPORT int GUIAPI GetTabbedACharsExtentPoint (HDC hdc, Achar32* achars,
int nr_achars, int max_extent, SIZE* size);
/**
* \fn int GUIAPI GetTabbedACharsExtentPointEx (HDC hdc,
* Achar32* achars, int nr_achars, int max_extent,
* int* dx_chars, int* dy_chars, SIZE* size)
* \brief Get the visual extent value of an achar string.
*
* This function gets the visual extent value of a glpyh string.
* Note that this function ignore all breaks in the achar string.
*
* \param hdc The device context.
* \param achars The pointer to the achar string.
* \param nr_achars The length of the achar string len.
* \param max_extent The maximal output extent value.
* \param dx_achars The output x-positions of each character in the text
* will be returned through this pointer. It can be NULL.
* \param dy_achars The output y-positions of each character in the text
* will be returned through this pointer. It can be NULL.
* \param size The real extent of all visual achars in the achar string.
*
* \return The index of the last achar which can be fit to the extent.
*
* \sa GetTabbedACharsExtentPoint
*
* Since 5.0.12
*/
MG_EXPORT int GUIAPI GetTabbedACharsExtentPointEx (HDC hdc,
Achar32* achars, int nr_achars, int max_extent,
int* dx_achars, int* dy_achars, SIZE* size);
/**
* \fn Glyph32 GUIAPI GetGlyphValue (LOGFONT* logfont, const char* mchar, \
* int mchar_len, const char* pre_mchar, int pre_len)