104 lines
2.9 KiB
Go
104 lines
2.9 KiB
Go
package rl
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/*
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#include "raylib.h"
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#include <stdlib.h>
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*/
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import "C"
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import "unsafe"
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// cptr returns C pointer
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func (c *CharInfo) cptr() *C.CharInfo {
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return (*C.CharInfo)(unsafe.Pointer(c))
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}
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// cptr returns C pointer
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func (s *Font) cptr() *C.Font {
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return (*C.Font)(unsafe.Pointer(s))
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}
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// GetFontDefault - Get the default Font
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func GetFontDefault() Font {
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ret := C.GetFontDefault()
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v := newFontFromPointer(unsafe.Pointer(&ret))
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return v
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}
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// LoadFont - Load a Font image into GPU memory (VRAM)
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func LoadFont(fileName string) Font {
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cfileName := C.CString(fileName)
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defer C.free(unsafe.Pointer(cfileName))
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ret := C.LoadFont(cfileName)
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v := newFontFromPointer(unsafe.Pointer(&ret))
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return v
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}
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// LoadFontEx - Load Font from file with extended parameters
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func LoadFontEx(fileName string, fontSize int32, charsCount int32, fontChars *int32) Font {
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cfileName := C.CString(fileName)
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defer C.free(unsafe.Pointer(cfileName))
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cfontSize := (C.int)(fontSize)
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ccharsCount := (C.int)(charsCount)
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cfontChars := (*C.int)(unsafe.Pointer(fontChars))
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ret := C.LoadFontEx(cfileName, cfontSize, ccharsCount, cfontChars)
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v := newFontFromPointer(unsafe.Pointer(&ret))
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return v
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}
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// UnloadFont - Unload Font from GPU memory (VRAM)
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func UnloadFont(font Font) {
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cfont := font.cptr()
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C.UnloadFont(*cfont)
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}
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// DrawText - Draw text (using default font)
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func DrawText(text string, posX int32, posY int32, fontSize int32, color Color) {
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ctext := C.CString(text)
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defer C.free(unsafe.Pointer(ctext))
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cposX := (C.int)(posX)
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cposY := (C.int)(posY)
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cfontSize := (C.int)(fontSize)
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ccolor := color.cptr()
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C.DrawText(ctext, cposX, cposY, cfontSize, *ccolor)
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}
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// DrawTextEx - Draw text using Font and additional parameters
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func DrawTextEx(font Font, text string, position Vector2, fontSize float32, spacing float32, tint Color) {
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cfont := font.cptr()
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ctext := C.CString(text)
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defer C.free(unsafe.Pointer(ctext))
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cposition := position.cptr()
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cfontSize := (C.float)(fontSize)
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cspacing := (C.float)(spacing)
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ctint := tint.cptr()
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C.DrawTextEx(*cfont, ctext, *cposition, cfontSize, cspacing, *ctint)
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}
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// MeasureText - Measure string width for default font
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func MeasureText(text string, fontSize int32) int32 {
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ctext := C.CString(text)
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defer C.free(unsafe.Pointer(ctext))
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cfontSize := (C.int)(fontSize)
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ret := C.MeasureText(ctext, cfontSize)
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v := (int32)(ret)
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return v
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}
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// MeasureTextEx - Measure string size for Font
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func MeasureTextEx(font Font, text string, fontSize float32, spacing float32) Vector2 {
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cfont := font.cptr()
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ctext := C.CString(text)
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defer C.free(unsafe.Pointer(ctext))
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cfontSize := (C.float)(fontSize)
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cspacing := (C.float)(spacing)
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ret := C.MeasureTextEx(*cfont, ctext, cfontSize, cspacing)
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v := newVector2FromPointer(unsafe.Pointer(&ret))
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return v
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}
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// DrawFPS - Shows current FPS
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func DrawFPS(posX int32, posY int32) {
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cposX := (C.int)(posX)
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cposY := (C.int)(posY)
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C.DrawFPS(cposX, cposY)
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}
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