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use crate::{
ffi::graphics as ffi,
graphics::{
Color, Drawable, FloatRect, Font, RenderStates, RenderTarget, TextStyle, Transform,
Transformable,
},
system::{SfStr, SfStrConv, Vector2f},
};
use std::{marker::PhantomData, ptr::NonNull};
#[derive(Debug)]
pub struct Text<'s> {
text: NonNull<ffi::sfText>,
font: PhantomData<&'s Font>,
}
impl<'s> Text<'s> {
pub fn new<S: SfStrConv>(string: S, font: &'s Font, character_size: u32) -> Text<'s> {
let mut text = Text::default();
text.set_string(string);
text.set_font(font);
text.set_character_size(character_size);
text
}
pub fn set_string<S: SfStrConv>(&mut self, string: S) {
string.with_as_sfstr(|sfstr| unsafe {
ffi::sfText_setUnicodeString(self.text.as_ptr(), sfstr.as_ptr());
})
}
#[must_use]
pub fn string(&self) -> &SfStr {
unsafe {
let utf32: *const u32 = ffi::sfText_getUnicodeString(self.text.as_ptr());
SfStr::from_ptr_str(utf32)
}
}
#[must_use]
pub fn character_size(&self) -> u32 {
unsafe { ffi::sfText_getCharacterSize(self.text.as_ptr()) }
}
pub fn set_font(&mut self, font: &'s Font) {
unsafe { ffi::sfText_setFont(self.text.as_ptr(), font.raw()) }
}
pub fn set_style(&mut self, style: TextStyle) {
unsafe { ffi::sfText_setStyle(self.text.as_ptr(), style.bits()) }
}
pub fn set_character_size(&mut self, size: u32) {
unsafe { ffi::sfText_setCharacterSize(self.text.as_ptr(), size) }
}
#[must_use]
pub fn style(&self) -> TextStyle {
unsafe { TextStyle::from_bits_truncate(ffi::sfText_getStyle(self.text.as_ptr())) }
}
#[must_use]
pub fn font(&self) -> Option<&'s Font> {
unsafe {
let raw = ffi::sfText_getFont(self.text.as_ptr());
if raw.is_null() {
None
} else {
Some(&*(raw as *const Font))
}
}
}
pub fn set_fill_color(&mut self, color: Color) {
unsafe { ffi::sfText_setFillColor(self.text.as_ptr(), color) }
}
pub fn set_outline_color(&mut self, color: Color) {
unsafe { ffi::sfText_setOutlineColor(self.text.as_ptr(), color) }
}
pub fn set_outline_thickness(&mut self, thickness: f32) {
unsafe { ffi::sfText_setOutlineThickness(self.text.as_ptr(), thickness) }
}
#[must_use]
pub fn fill_color(&self) -> Color {
unsafe { ffi::sfText_getFillColor(self.text.as_ptr()) }
}
#[must_use]
pub fn outline_color(&self) -> Color {
unsafe { ffi::sfText_getOutlineColor(self.text.as_ptr()) }
}
#[must_use]
pub fn outline_thickness(&self) -> f32 {
unsafe { ffi::sfText_getOutlineThickness(self.text.as_ptr()) }
}
#[must_use]
pub fn find_character_pos(&self, index: usize) -> Vector2f {
unsafe { Vector2f::from_raw(ffi::sfText_findCharacterPos(self.text.as_ptr(), index)) }
}
#[must_use]
pub fn local_bounds(&self) -> FloatRect {
unsafe { FloatRect::from_raw(ffi::sfText_getLocalBounds(self.text.as_ptr())) }
}
#[must_use]
pub fn global_bounds(&self) -> FloatRect {
unsafe { FloatRect::from_raw(ffi::sfText_getGlobalBounds(self.text.as_ptr())) }
}
#[must_use]
pub fn line_spacing(&self) -> f32 {
unsafe { ffi::sfText_getLineSpacing(self.text.as_ptr()) }
}
pub fn set_line_spacing(&mut self, factor: f32) {
unsafe { ffi::sfText_setLineSpacing(self.text.as_ptr(), factor) }
}
#[must_use]
pub fn letter_spacing(&self) -> f32 {
unsafe { ffi::sfText_getLetterSpacing(self.text.as_ptr()) }
}
pub fn set_letter_spacing(&mut self, factor: f32) {
unsafe { ffi::sfText_setLetterSpacing(self.text.as_ptr(), factor) }
}
pub(super) fn raw(&self) -> *const ffi::sfText {
self.text.as_ptr()
}
}
impl<'s> Default for Text<'s> {
fn default() -> Self {
let text = unsafe { ffi::sfText_create() };
Self {
text: NonNull::new(text).expect("Failed to create Text"),
font: PhantomData,
}
}
}
impl<'s> Clone for Text<'s> {
fn clone(&self) -> Text<'s> {
let sp = unsafe { ffi::sfText_copy(self.text.as_ptr()) };
Text {
text: NonNull::new(sp).expect("Not enough memory to clone Text"),
font: PhantomData,
}
}
}
impl<'s> Drawable for Text<'s> {
fn draw<'a: 'shader, 'texture, 'shader, 'shader_texture>(
&'a self,
target: &mut dyn RenderTarget,
states: &RenderStates<'texture, 'shader, 'shader_texture>,
) {
target.draw_text(self, states)
}
}
impl<'s> Transformable for Text<'s> {
fn set_position<P: Into<Vector2f>>(&mut self, position: P) {
unsafe { ffi::sfText_setPosition(self.text.as_ptr(), position.into().raw()) }
}
fn set_rotation(&mut self, angle: f32) {
unsafe { ffi::sfText_setRotation(self.text.as_ptr(), angle) }
}
fn set_scale<S: Into<Vector2f>>(&mut self, scale: S) {
unsafe { ffi::sfText_setScale(self.text.as_ptr(), scale.into().raw()) }
}
fn set_origin<O: Into<Vector2f>>(&mut self, origin: O) {
unsafe { ffi::sfText_setOrigin(self.text.as_ptr(), origin.into().raw()) }
}
fn position(&self) -> Vector2f {
unsafe { Vector2f::from_raw(ffi::sfText_getPosition(self.text.as_ptr())) }
}
fn rotation(&self) -> f32 {
unsafe { ffi::sfText_getRotation(self.text.as_ptr()) }
}
fn get_scale(&self) -> Vector2f {
unsafe { Vector2f::from_raw(ffi::sfText_getScale(self.text.as_ptr())) }
}
fn origin(&self) -> Vector2f {
unsafe { Vector2f::from_raw(ffi::sfText_getOrigin(self.text.as_ptr())) }
}
fn move_<O: Into<Vector2f>>(&mut self, offset: O) {
unsafe { ffi::sfText_move(self.text.as_ptr(), offset.into().raw()) }
}
fn rotate(&mut self, angle: f32) {
unsafe { ffi::sfText_rotate(self.text.as_ptr(), angle) }
}
fn scale<F: Into<Vector2f>>(&mut self, factors: F) {
unsafe { ffi::sfText_scale(self.text.as_ptr(), factors.into().raw()) }
}
fn transform(&self) -> &Transform {
unsafe { &*ffi::sfText_getTransform(self.text.as_ptr()) }
}
fn inverse_transform(&self) -> &Transform {
unsafe { &*ffi::sfText_getInverseTransform(self.text.as_ptr()) }
}
}
impl<'s> Drop for Text<'s> {
fn drop(&mut self) {
unsafe {
ffi::sfText_destroy(self.text.as_ptr());
}
}
}