Golang C.TTF_GetFontStyle类(方法)实例源码

// GetStyle (https://www.libsdl.org/projects/SDL_ttf/docs/SDL_ttf_21.html#SEC21)
func (f *Font) GetStyle() int {
	return int(C.TTF_GetFontStyle(f.f))
}

// Returns the rendering style of the font.
func (f *Font) GetStyle() int {
	f.mutex.RLock()
	result := int(C.TTF_GetFontStyle(f.cfont))
	f.mutex.RUnlock()
	return result
}

// Get the style of the font
func TTFGetFontStyle(font *C.TTF_Font) int {
	return int(C.TTF_GetFontStyle(font))
}

package ttf

// #cgo CFLAGS: -Iinclude/
// #cgo darwin LDFLAGS: -lSDL_ttf
// #cgo windows LDFLAGS: -Llib/windows/amd64 -lSDL_ttf
// #include <SDL/SDL_ttf.h>
import "C"

import (
	"unsafe"

	"github.com/badgerodon/go/sdl"
)

type (
	Font struct {
		Ptr unsafe.Pointer
	}
	FontStyle int32
	Hinting   int32
)

const (
	Normal        FontStyle = C.TTF_STYLE_NORMAL
	Bold          FontStyle = C.TTF_STYLE_BOLD
	Italic        FontStyle = C.TTF_STYLE_ITALIC
	Underline     FontStyle = C.TTF_STYLE_UNDERLINE
	StrikeThrough FontStyle = C.TTF_STYLE_STRIKETHROUGH

	NormalHinting Hinting = C.TTF_HINTING_NORMAL
	LightHinting  Hinting = C.TTF_HINTING_LIGHT
	MonoHinting   Hinting = C.TTF_HINTING_MONO
	NoHinting     Hinting = C.TTF_HINTING_NONE
)

func ByteSwappedUnicode(isSwapped bool) {
	c_swapped := C.int(0)
	if isSwapped {
		c_swapped = C.int(1)
	}
	C.TTF_ByteSwappedUNICODE(c_swapped)
}

func Init() error {
	ret := C.TTF_Init()
	if ret == 0 {
		return nil
	}
	return sdl.GetError()
}
func WasInit() bool {
	ret := C.TTF_WasInit()
	if ret == 1 {
		return true
	}
	return false
}
func Quit() {
	C.TTF_Quit()
}

func OpenFont(file string, ptsize int) (Font, error) {
	c_file := C.CString(file)
	defer C.free(unsafe.Pointer(c_file))
	c_ptsize := C.int(ptsize)
	ret := C.TTF_OpenFont(c_file, c_ptsize)
	if ret == nil {
		return Font{}, sdl.GetError()
	}
	return Font{unsafe.Pointer(ret)}, nil
}
func OpenFontIndex(file string, ptsize int, index int64) (Font, error) {
	c_file := C.CString(file)
	defer C.free(unsafe.Pointer(c_file))
	c_ptsize := C.int(ptsize)
	c_index := C.long(index)
	ret := C.TTF_OpenFontIndex(c_file, c_ptsize, c_index)
	if ret == nil {
		return Font{}, sdl.GetError()
	}
	return Font{unsafe.Pointer(ret)}, nil
} /*
func OpenFontRW(src sdl.RWops, freesrc int, ptsize int) Font {

}
func OpenFontIndexRW(src sdl.RWops, freesrc int, ptsize int, index int64) Font {

}
*/
func (this Font) GetStyle() FontStyle {
	c_font := (*C.TTF_Font)(this.Ptr)
	ret := C.TTF_GetFontStyle(c_font)
	return FontStyle(ret)
}

// Returns the rendering style of the font.
func (f *Font) GetStyle() int {
	result := int(C.TTF_GetFontStyle(f.cfont))
	return result
}