View2DFontFTGL Class Reference
Abstract GL font drawing using FTGL. More...
#include <View2DFontFTGL.h>
Inheritance diagram for View2DFontFTGL:
Public Member Functions | |
| View2DFontFTGL () | |
| ~View2DFontFTGL () override | |
| bool | init (const char *fontname=nullptr) override |
| init with given font (either just a font name without .ttf or an absolute path) requires a valid GL context! | |
| int | getFontHeight (float fontSize) const override |
| get height of font (ascender + descender) | |
| int | getFontAscender (float fontSize) const override |
| get ascender of font | |
| int | getFontDescender (float fontSize) const override |
| get descender of font | |
| int | getStringWidth (float fontSize, const char *string, int len=-1) const override |
| get width of simple string | |
| void | drawString (float dx, float dy, float fontSize, const float *color, const char *string, int length, bool shadow=true, const float *shadowColor=nullptr, bool flipped=false) override |
draws a simple string with no linefeeds, the drawing starts at the top-left corner color needs to point to a float[4] array (RGBA) shadowColor is optional and needs to point to a float[3] array (RGB), alpha is taken from color. | |
 Public Member Functions inherited from View2DFont | |
| View2DFont () | |
| virtual | ~View2DFont () |
| void | drawStringFlipped (float dx, float dy, float fontSize, const float *color, const char *string, int length, bool shadow=true, const float *shadowColor=nullptr) |
| as above for drawing a string up-side down where you don't need to specify all parameters | |
| virtual void | getTextSize (float fontSize, const char *text, int &width, int &height, float lineSpacing=0.0f) const |
| returns size of the box spanned by text box | |
| virtual void | drawText (float dx, float dy, float fontSize, const float *color, const char *text, AlignXMode mode, bool shadow=true, float lineSpacing=0.0f, const float *shadowColor=nullptr) |
| draws a multi-line text, lines are separated by , the drawing starts in the top-left corner. | |
Additional Inherited Members | |
| Public Types inherited from View2DFont | |
| enum | AlignXMode { ALIGN_LEFT , ALIGN_RIGHT , ALIGN_CENTER } |
| align mode of multi-line text More... | |
| Static Public Member Functions inherited from View2DFont | |
| static View2DFont * | globalFont () |
| get the global font used for annotations etc. (only call this within a valid GL context!) | |
| static View2DFont * | createFont (const char *fontname=nullptr) |
| create a new font object with the given font name (/see init). | |
Detailed Description
Abstract GL font drawing using FTGL.
FTGL based implementation of View2DFont
Definition at line 22 of file View2DFontFTGL.h.
Constructor & Destructor Documentation
◆ View2DFontFTGL()
| View2DFontFTGL::View2DFontFTGL | ( | ) |
◆ ~View2DFontFTGL()
|
override |
Member Function Documentation
◆ drawString()
|
overridevirtual |
draws a simple string with no linefeeds, the drawing starts at the top-left corner color needs to point to a float[4] array (RGBA) shadowColor is optional and needs to point to a float[3] array (RGB), alpha is taken from color.
Implements View2DFont.
◆ getFontAscender()
|
overridevirtual |
get ascender of font
Implements View2DFont.
◆ getFontDescender()
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overridevirtual |
get descender of font
Implements View2DFont.
◆ getFontHeight()
|
overridevirtual |
get height of font (ascender + descender)
Implements View2DFont.
◆ getStringWidth()
|
overridevirtual |
get width of simple string
Implements View2DFont.
◆ init()
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overridevirtual |
init with given font (either just a font name without .ttf or an absolute path) requires a valid GL context!
Implements View2DFont.
The documentation for this class was generated from the following file:
- MeVisLab/Standard/Sources/Inventor/SoView2D/private/View2DFontFTGL.h
