drawing_text_typography.h

Overview

Declares functions related to typography in the drawing module.

Since: 8

Related Modules:

Drawing

Summary

Enums

Name Description
OH_Drawing_TextDirection { TEXT_DIRECTION_RTL, TEXT_DIRECTION_LTR } Enumerates text directions.
OH_Drawing_TextAlign {
TEXT_ALIGN_LEFT, TEXT_ALIGN_RIGHT, TEXT_ALIGN_CENTER, TEXT_ALIGN_JUSTIFY,
TEXT_ALIGN_START, TEXT_ALIGN_END
}		 Enumerates text alignment modes.
OH_Drawing_FontWeight {
FONT_WEIGHT_100, FONT_WEIGHT_200, FONT_WEIGHT_300, FONT_WEIGHT_400,
FONT_WEIGHT_500, FONT_WEIGHT_600, FONT_WEIGHT_700, FONT_WEIGHT_800,
FONT_WEIGHT_900
}		 Enumerates font weights.
OH_Drawing_TextBaseline { TEXT_BASELINE_ALPHABETIC, TEXT_BASELINE_IDEOGRAPHIC } Enumerates text baselines.
OH_Drawing_TextDecoration { TEXT_DECORATION_NONE = 0x0, TEXT_DECORATION_UNDERLINE = 0x1, TEXT_DECORATION_OVERLINE = 0x2, TEXT_DECORATION_LINE_THROUGH = 0x4 } Enumerates text decorations.
OH_Drawing_FontStyle { FONT_STYLE_NORMAL, FONT_STYLE_ITALIC } Enumerates font styles.

Functions

Name Description
OH_Drawing_CreateTypographyStyle (void) Creates an OH_Drawing_TypographyStyle object.
OH_Drawing_DestroyTypographyStyle (OH_Drawing_TypographyStyle *) Releases the memory occupied by an OH_Drawing_TypographyStyle object.
OH_Drawing_SetTypographyTextDirection (OH_Drawing_TypographyStyle *, int) Sets the text direction.
OH_Drawing_SetTypographyTextAlign (OH_Drawing_TypographyStyle *, int) Sets the text alignment mode.
OH_Drawing_SetTypographyTextMaxLines (OH_Drawing_TypographyStyle *, int) Sets the maximum number of lines in a text file.
OH_Drawing_CreateTextStyle (void) Creates an OH_Drawing_TextStyle object.
OH_Drawing_DestroyTextStyle (OH_Drawing_TextStyle *) Releases the memory occupied by an OH_Drawing_TextStyle object.
OH_Drawing_SetTextStyleColor (OH_Drawing_TextStyle *, uint32_t) Sets the text color.
OH_Drawing_SetTextStyleFontSize (OH_Drawing_TextStyle *, double) Sets the font size.
OH_Drawing_SetTextStyleFontWeight (OH_Drawing_TextStyle *, int) Sets the font weight.
OH_Drawing_SetTextStyleBaseLine (OH_Drawing_TextStyle *, int) Sets the text baseline.
OH_Drawing_SetTextStyleDecoration (OH_Drawing_TextStyle *, int) Sets the text decoration.
OH_Drawing_SetTextStyleDecorationColor (OH_Drawing_TextStyle *, uint32_t) Sets the color for the text decoration.
OH_Drawing_SetTextStyleFontHeight (OH_Drawing_TextStyle *, double) Sets the font height.
OH_Drawing_SetTextStyleFontFamilies (OH_Drawing_TextStyle *, int, const char *fontFamilies[]) Sets the font families.
OH_Drawing_SetTextStyleFontStyle (OH_Drawing_TextStyle *, int) Sets the font style.
OH_Drawing_SetTextStyleLocale (OH_Drawing_TextStyle *, const char *) Sets the locale.
OH_Drawing_CreateTypographyHandler (OH_Drawing_TypographyStyle *, OH_Drawing_FontCollection *) Creates a pointer to an OH_Drawing_TypographyCreate object.
OH_Drawing_DestroyTypographyHandler (OH_Drawing_TypographyCreate *) Releases the memory occupied by an OH_Drawing_TypographyCreate object.
OH_Drawing_TypographyHandlerPushTextStyle (OH_Drawing_TypographyCreate *, OH_Drawing_TextStyle *) Sets the text style.
OH_Drawing_TypographyHandlerAddText (OH_Drawing_TypographyCreate *, const char *) Sets the text content.
OH_Drawing_TypographyHandlerPopTextStyle (OH_Drawing_TypographyCreate *) Removes the topmost style in the stack, leaving the remaining styles in effect.
OH_Drawing_CreateTypography (OH_Drawing_TypographyCreate *) Creates an OH_Drawing_Typography object.
OH_Drawing_DestroyTypography (OH_Drawing_Typography *) Releases the memory occupied by an OH_Drawing_Typography object.
OH_Drawing_TypographyLayout (OH_Drawing_Typography *, double) Lays out the typography.
OH_Drawing_TypographyPaint (OH_Drawing_Typography *, OH_Drawing_Canvas *, double, double) Paints text on the canvas.
OH_Drawing_TypographyGetMaxWidth (OH_Drawing_Typography *) Obtains the maximum width.
OH_Drawing_TypographyGetHeight (OH_Drawing_Typography *) Obtains the height.
OH_Drawing_TypographyGetLongestLine (OH_Drawing_Typography *) Obtains the longest line.
OH_Drawing_TypographyGetMinIntrinsicWidth (OH_Drawing_Typography *) Obtains the minimum intrinsic width.
OH_Drawing_TypographyGetMaxIntrinsicWidth (OH_Drawing_Typography *) Obtains the maximum intrinsic width.
OH_Drawing_TypographyGetAlphabeticBaseline (OH_Drawing_Typography *) Obtains the alphabetic baseline.
OH_Drawing_TypographyGetIdeographicBaseline (OH_Drawing_Typography *) Obtains the ideographic baseline.