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DrawingFontBuilder

everything_plugin::ui::winio::prelude

Struct DrawingFontBuilder 

Source 
pub struct DrawingFontBuilder { /* private fields */ }
Available on crate feature winio only.
Expand description

Builder of DrawingFont.

Implementations§

Source§

impl DrawingFontBuilder

Source

pub fn new() -> DrawingFontBuilder

Create a builder for DrawingFont.

Examples found in repository?
examples/test/widgets.rs (line 341)
243    fn render(&mut self, _sender: &ComponentSender<Self>) -> Result<(), Self::Error> {
244        let csize = self.window.size()?;
245        {
246            let mut cred_panel = layout! {
247                Grid::from_str("auto,1*,auto", "1*,auto,auto,1*").unwrap(),
248                self.ulabel => { column: 0, row: 1, valign: VAlign::Center },
249                self.uentry => { column: 1, row: 1, margin: Margin::new_all_same(4.0) },
250                self.plabel => { column: 0, row: 2, valign: VAlign::Center },
251                self.pentry => { column: 1, row: 2, margin: Margin::new_all_same(4.0) },
252                self.pcheck => { column: 2, row: 2 },
253            };
254
255            let mut rgroup_panel = Grid::from_str("auto", "1*,auto,auto,auto,1*").unwrap();
256            for (i, rb) in self.radio_group.iter_mut().enumerate() {
257                rgroup_panel.push(rb).row(i + 1).finish();
258            }
259
260            let mut buttons_panel = layout! {
261                StackPanel::new(Orient::Vertical),
262                self.push_button => { margin: Margin::new_all_same(4.0) },
263                self.pop_button  => { margin: Margin::new_all_same(4.0) },
264                self.show_button => { margin: Margin::new_all_same(4.0) },
265            };
266
267            let mut root_panel = layout! {
268                Grid::from_str("1*,1*,1*", "1*,auto,1*").unwrap(),
269                cred_panel    => { column: 1, row: 0 },
270                rgroup_panel  => { column: 2, row: 0, halign: HAlign::Center },
271                self.canvas   => { column: 0, row: 1, row_span: 2 },
272                self.combo    => { column: 1, row: 1, halign: HAlign::Center },
273                self.progress => { column: 2, row: 1 },
274                self.mltext   => { column: 1, row: 2, margin: Margin::new_all_same(8.0) },
275                buttons_panel => { column: 2, row: 2 },
276            };
277
278            root_panel.set_size(csize);
279        }
280
281        let size = self.canvas.size()?;
282        let is_dark = ColorTheme::current()? == ColorTheme::Dark;
283        let back_color = if is_dark {
284            Color::new(255, 255, 255, 255)
285        } else {
286            Color::new(0, 0, 0, 255)
287        };
288        let brush = SolidColorBrush::new(back_color);
289        let pen = BrushPen::new(&brush, 1.0);
290        let mut ctx = self.canvas.context()?;
291        let cx = size.width / 2.0;
292        let cy = size.height / 2.0;
293        let r = cx.min(cy) - 2.0;
294        ctx.draw_pie(
295            &pen,
296            Rect::new(Point::new(cx - r, cy - r), Size::new(r * 2.0, r * 2.0)),
297            std::f64::consts::PI,
298            std::f64::consts::PI * 2.0,
299        );
300
301        let brush2 = LinearGradientBrush::new(
302            [
303                GradientStop::new(Color::new(0x87, 0xCE, 0xEB, 0xFF), 0.0),
304                GradientStop::new(back_color, 1.0),
305            ],
306            RelativePoint::zero(),
307            RelativePoint::new(0.0, 1.0),
308        );
309        let pen2 = BrushPen::new(&brush2, 1.0);
310        ctx.draw_round_rect(
311            &pen2,
312            Rect::new(
313                Point::new(cx - r - 1.0, cy - r - 1.0),
314                Size::new(r * 2.0 + 2.0, r * 1.618 + 2.0),
315            ),
316            Size::new(r / 10.0, r / 10.0),
317        );
318        let mut path = ctx.create_path_builder(Point::new(cx + r + 1.0 - r / 10.0, cy))?;
319        path.add_arc(
320            Point::new(cx, cy + r * 0.618 + 1.0),
321            Size::new(r + 1.0 - r / 10.0, r * 0.382 / 2.0),
322            0.0,
323            std::f64::consts::PI,
324            true,
325        );
326        path.add_line(Point::new(cx - r - 1.0 + r / 10.0, cy));
327        let path = path.build(false)?;
328        ctx.draw_path(&pen, &path);
329        let brush3 = RadialGradientBrush::new(
330            [
331                GradientStop::new(Color::new(0xF5, 0xF5, 0xF5, 0xFF), 0.0),
332                GradientStop::new(
333                    Color::accent().unwrap_or(Color::new(0xFF, 0xC0, 0xCB, 0xFF)),
334                    1.0,
335                ),
336            ],
337            RelativePoint::new(0.5, 0.5),
338            RelativePoint::new(0.2, 0.5),
339            RelativeSize::new(0.5, 0.5),
340        );
341        let font = DrawingFontBuilder::new()
342            .family("Arial")
343            .size(r / 5.0)
344            .halign(HAlign::Center)
345            .valign(VAlign::Bottom)
346            .build();
347        ctx.draw_str(&brush3, font, Point::new(cx, cy), "Hello world!");
348        Ok(())
349    }
Source

pub fn family(&mut self, s: impl AsRef<str>) -> &mut DrawingFontBuilder

Font name.

Examples found in repository?
examples/test/widgets.rs (line 342)
243    fn render(&mut self, _sender: &ComponentSender<Self>) -> Result<(), Self::Error> {
244        let csize = self.window.size()?;
245        {
246            let mut cred_panel = layout! {
247                Grid::from_str("auto,1*,auto", "1*,auto,auto,1*").unwrap(),
248                self.ulabel => { column: 0, row: 1, valign: VAlign::Center },
249                self.uentry => { column: 1, row: 1, margin: Margin::new_all_same(4.0) },
250                self.plabel => { column: 0, row: 2, valign: VAlign::Center },
251                self.pentry => { column: 1, row: 2, margin: Margin::new_all_same(4.0) },
252                self.pcheck => { column: 2, row: 2 },
253            };
254
255            let mut rgroup_panel = Grid::from_str("auto", "1*,auto,auto,auto,1*").unwrap();
256            for (i, rb) in self.radio_group.iter_mut().enumerate() {
257                rgroup_panel.push(rb).row(i + 1).finish();
258            }
259
260            let mut buttons_panel = layout! {
261                StackPanel::new(Orient::Vertical),
262                self.push_button => { margin: Margin::new_all_same(4.0) },
263                self.pop_button  => { margin: Margin::new_all_same(4.0) },
264                self.show_button => { margin: Margin::new_all_same(4.0) },
265            };
266
267            let mut root_panel = layout! {
268                Grid::from_str("1*,1*,1*", "1*,auto,1*").unwrap(),
269                cred_panel    => { column: 1, row: 0 },
270                rgroup_panel  => { column: 2, row: 0, halign: HAlign::Center },
271                self.canvas   => { column: 0, row: 1, row_span: 2 },
272                self.combo    => { column: 1, row: 1, halign: HAlign::Center },
273                self.progress => { column: 2, row: 1 },
274                self.mltext   => { column: 1, row: 2, margin: Margin::new_all_same(8.0) },
275                buttons_panel => { column: 2, row: 2 },
276            };
277
278            root_panel.set_size(csize);
279        }
280
281        let size = self.canvas.size()?;
282        let is_dark = ColorTheme::current()? == ColorTheme::Dark;
283        let back_color = if is_dark {
284            Color::new(255, 255, 255, 255)
285        } else {
286            Color::new(0, 0, 0, 255)
287        };
288        let brush = SolidColorBrush::new(back_color);
289        let pen = BrushPen::new(&brush, 1.0);
290        let mut ctx = self.canvas.context()?;
291        let cx = size.width / 2.0;
292        let cy = size.height / 2.0;
293        let r = cx.min(cy) - 2.0;
294        ctx.draw_pie(
295            &pen,
296            Rect::new(Point::new(cx - r, cy - r), Size::new(r * 2.0, r * 2.0)),
297            std::f64::consts::PI,
298            std::f64::consts::PI * 2.0,
299        );
300
301        let brush2 = LinearGradientBrush::new(
302            [
303                GradientStop::new(Color::new(0x87, 0xCE, 0xEB, 0xFF), 0.0),
304                GradientStop::new(back_color, 1.0),
305            ],
306            RelativePoint::zero(),
307            RelativePoint::new(0.0, 1.0),
308        );
309        let pen2 = BrushPen::new(&brush2, 1.0);
310        ctx.draw_round_rect(
311            &pen2,
312            Rect::new(
313                Point::new(cx - r - 1.0, cy - r - 1.0),
314                Size::new(r * 2.0 + 2.0, r * 1.618 + 2.0),
315            ),
316            Size::new(r / 10.0, r / 10.0),
317        );
318        let mut path = ctx.create_path_builder(Point::new(cx + r + 1.0 - r / 10.0, cy))?;
319        path.add_arc(
320            Point::new(cx, cy + r * 0.618 + 1.0),
321            Size::new(r + 1.0 - r / 10.0, r * 0.382 / 2.0),
322            0.0,
323            std::f64::consts::PI,
324            true,
325        );
326        path.add_line(Point::new(cx - r - 1.0 + r / 10.0, cy));
327        let path = path.build(false)?;
328        ctx.draw_path(&pen, &path);
329        let brush3 = RadialGradientBrush::new(
330            [
331                GradientStop::new(Color::new(0xF5, 0xF5, 0xF5, 0xFF), 0.0),
332                GradientStop::new(
333                    Color::accent().unwrap_or(Color::new(0xFF, 0xC0, 0xCB, 0xFF)),
334                    1.0,
335                ),
336            ],
337            RelativePoint::new(0.5, 0.5),
338            RelativePoint::new(0.2, 0.5),
339            RelativeSize::new(0.5, 0.5),
340        );
341        let font = DrawingFontBuilder::new()
342            .family("Arial")
343            .size(r / 5.0)
344            .halign(HAlign::Center)
345            .valign(VAlign::Bottom)
346            .build();
347        ctx.draw_str(&brush3, font, Point::new(cx, cy), "Hello world!");
348        Ok(())
349    }
Source

pub fn size(&mut self, s: f64) -> &mut DrawingFontBuilder

Font size.

Examples found in repository?
examples/test/widgets.rs (line 343)
243    fn render(&mut self, _sender: &ComponentSender<Self>) -> Result<(), Self::Error> {
244        let csize = self.window.size()?;
245        {
246            let mut cred_panel = layout! {
247                Grid::from_str("auto,1*,auto", "1*,auto,auto,1*").unwrap(),
248                self.ulabel => { column: 0, row: 1, valign: VAlign::Center },
249                self.uentry => { column: 1, row: 1, margin: Margin::new_all_same(4.0) },
250                self.plabel => { column: 0, row: 2, valign: VAlign::Center },
251                self.pentry => { column: 1, row: 2, margin: Margin::new_all_same(4.0) },
252                self.pcheck => { column: 2, row: 2 },
253            };
254
255            let mut rgroup_panel = Grid::from_str("auto", "1*,auto,auto,auto,1*").unwrap();
256            for (i, rb) in self.radio_group.iter_mut().enumerate() {
257                rgroup_panel.push(rb).row(i + 1).finish();
258            }
259
260            let mut buttons_panel = layout! {
261                StackPanel::new(Orient::Vertical),
262                self.push_button => { margin: Margin::new_all_same(4.0) },
263                self.pop_button  => { margin: Margin::new_all_same(4.0) },
264                self.show_button => { margin: Margin::new_all_same(4.0) },
265            };
266
267            let mut root_panel = layout! {
268                Grid::from_str("1*,1*,1*", "1*,auto,1*").unwrap(),
269                cred_panel    => { column: 1, row: 0 },
270                rgroup_panel  => { column: 2, row: 0, halign: HAlign::Center },
271                self.canvas   => { column: 0, row: 1, row_span: 2 },
272                self.combo    => { column: 1, row: 1, halign: HAlign::Center },
273                self.progress => { column: 2, row: 1 },
274                self.mltext   => { column: 1, row: 2, margin: Margin::new_all_same(8.0) },
275                buttons_panel => { column: 2, row: 2 },
276            };
277
278            root_panel.set_size(csize);
279        }
280
281        let size = self.canvas.size()?;
282        let is_dark = ColorTheme::current()? == ColorTheme::Dark;
283        let back_color = if is_dark {
284            Color::new(255, 255, 255, 255)
285        } else {
286            Color::new(0, 0, 0, 255)
287        };
288        let brush = SolidColorBrush::new(back_color);
289        let pen = BrushPen::new(&brush, 1.0);
290        let mut ctx = self.canvas.context()?;
291        let cx = size.width / 2.0;
292        let cy = size.height / 2.0;
293        let r = cx.min(cy) - 2.0;
294        ctx.draw_pie(
295            &pen,
296            Rect::new(Point::new(cx - r, cy - r), Size::new(r * 2.0, r * 2.0)),
297            std::f64::consts::PI,
298            std::f64::consts::PI * 2.0,
299        );
300
301        let brush2 = LinearGradientBrush::new(
302            [
303                GradientStop::new(Color::new(0x87, 0xCE, 0xEB, 0xFF), 0.0),
304                GradientStop::new(back_color, 1.0),
305            ],
306            RelativePoint::zero(),
307            RelativePoint::new(0.0, 1.0),
308        );
309        let pen2 = BrushPen::new(&brush2, 1.0);
310        ctx.draw_round_rect(
311            &pen2,
312            Rect::new(
313                Point::new(cx - r - 1.0, cy - r - 1.0),
314                Size::new(r * 2.0 + 2.0, r * 1.618 + 2.0),
315            ),
316            Size::new(r / 10.0, r / 10.0),
317        );
318        let mut path = ctx.create_path_builder(Point::new(cx + r + 1.0 - r / 10.0, cy))?;
319        path.add_arc(
320            Point::new(cx, cy + r * 0.618 + 1.0),
321            Size::new(r + 1.0 - r / 10.0, r * 0.382 / 2.0),
322            0.0,
323            std::f64::consts::PI,
324            true,
325        );
326        path.add_line(Point::new(cx - r - 1.0 + r / 10.0, cy));
327        let path = path.build(false)?;
328        ctx.draw_path(&pen, &path);
329        let brush3 = RadialGradientBrush::new(
330            [
331                GradientStop::new(Color::new(0xF5, 0xF5, 0xF5, 0xFF), 0.0),
332                GradientStop::new(
333                    Color::accent().unwrap_or(Color::new(0xFF, 0xC0, 0xCB, 0xFF)),
334                    1.0,
335                ),
336            ],
337            RelativePoint::new(0.5, 0.5),
338            RelativePoint::new(0.2, 0.5),
339            RelativeSize::new(0.5, 0.5),
340        );
341        let font = DrawingFontBuilder::new()
342            .family("Arial")
343            .size(r / 5.0)
344            .halign(HAlign::Center)
345            .valign(VAlign::Bottom)
346            .build();
347        ctx.draw_str(&brush3, font, Point::new(cx, cy), "Hello world!");
348        Ok(())
349    }
Source

pub fn italic(&mut self, v: bool) -> &mut DrawingFontBuilder

Italic.

Source

pub fn bold(&mut self, v: bool) -> &mut DrawingFontBuilder

Bold.

Source

pub fn halign(&mut self, v: HAlign) -> &mut DrawingFontBuilder

Horizontal alignment.

Examples found in repository?
examples/test/widgets.rs (line 344)
243    fn render(&mut self, _sender: &ComponentSender<Self>) -> Result<(), Self::Error> {
244        let csize = self.window.size()?;
245        {
246            let mut cred_panel = layout! {
247                Grid::from_str("auto,1*,auto", "1*,auto,auto,1*").unwrap(),
248                self.ulabel => { column: 0, row: 1, valign: VAlign::Center },
249                self.uentry => { column: 1, row: 1, margin: Margin::new_all_same(4.0) },
250                self.plabel => { column: 0, row: 2, valign: VAlign::Center },
251                self.pentry => { column: 1, row: 2, margin: Margin::new_all_same(4.0) },
252                self.pcheck => { column: 2, row: 2 },
253            };
254
255            let mut rgroup_panel = Grid::from_str("auto", "1*,auto,auto,auto,1*").unwrap();
256            for (i, rb) in self.radio_group.iter_mut().enumerate() {
257                rgroup_panel.push(rb).row(i + 1).finish();
258            }
259
260            let mut buttons_panel = layout! {
261                StackPanel::new(Orient::Vertical),
262                self.push_button => { margin: Margin::new_all_same(4.0) },
263                self.pop_button  => { margin: Margin::new_all_same(4.0) },
264                self.show_button => { margin: Margin::new_all_same(4.0) },
265            };
266
267            let mut root_panel = layout! {
268                Grid::from_str("1*,1*,1*", "1*,auto,1*").unwrap(),
269                cred_panel    => { column: 1, row: 0 },
270                rgroup_panel  => { column: 2, row: 0, halign: HAlign::Center },
271                self.canvas   => { column: 0, row: 1, row_span: 2 },
272                self.combo    => { column: 1, row: 1, halign: HAlign::Center },
273                self.progress => { column: 2, row: 1 },
274                self.mltext   => { column: 1, row: 2, margin: Margin::new_all_same(8.0) },
275                buttons_panel => { column: 2, row: 2 },
276            };
277
278            root_panel.set_size(csize);
279        }
280
281        let size = self.canvas.size()?;
282        let is_dark = ColorTheme::current()? == ColorTheme::Dark;
283        let back_color = if is_dark {
284            Color::new(255, 255, 255, 255)
285        } else {
286            Color::new(0, 0, 0, 255)
287        };
288        let brush = SolidColorBrush::new(back_color);
289        let pen = BrushPen::new(&brush, 1.0);
290        let mut ctx = self.canvas.context()?;
291        let cx = size.width / 2.0;
292        let cy = size.height / 2.0;
293        let r = cx.min(cy) - 2.0;
294        ctx.draw_pie(
295            &pen,
296            Rect::new(Point::new(cx - r, cy - r), Size::new(r * 2.0, r * 2.0)),
297            std::f64::consts::PI,
298            std::f64::consts::PI * 2.0,
299        );
300
301        let brush2 = LinearGradientBrush::new(
302            [
303                GradientStop::new(Color::new(0x87, 0xCE, 0xEB, 0xFF), 0.0),
304                GradientStop::new(back_color, 1.0),
305            ],
306            RelativePoint::zero(),
307            RelativePoint::new(0.0, 1.0),
308        );
309        let pen2 = BrushPen::new(&brush2, 1.0);
310        ctx.draw_round_rect(
311            &pen2,
312            Rect::new(
313                Point::new(cx - r - 1.0, cy - r - 1.0),
314                Size::new(r * 2.0 + 2.0, r * 1.618 + 2.0),
315            ),
316            Size::new(r / 10.0, r / 10.0),
317        );
318        let mut path = ctx.create_path_builder(Point::new(cx + r + 1.0 - r / 10.0, cy))?;
319        path.add_arc(
320            Point::new(cx, cy + r * 0.618 + 1.0),
321            Size::new(r + 1.0 - r / 10.0, r * 0.382 / 2.0),
322            0.0,
323            std::f64::consts::PI,
324            true,
325        );
326        path.add_line(Point::new(cx - r - 1.0 + r / 10.0, cy));
327        let path = path.build(false)?;
328        ctx.draw_path(&pen, &path);
329        let brush3 = RadialGradientBrush::new(
330            [
331                GradientStop::new(Color::new(0xF5, 0xF5, 0xF5, 0xFF), 0.0),
332                GradientStop::new(
333                    Color::accent().unwrap_or(Color::new(0xFF, 0xC0, 0xCB, 0xFF)),
334                    1.0,
335                ),
336            ],
337            RelativePoint::new(0.5, 0.5),
338            RelativePoint::new(0.2, 0.5),
339            RelativeSize::new(0.5, 0.5),
340        );
341        let font = DrawingFontBuilder::new()
342            .family("Arial")
343            .size(r / 5.0)
344            .halign(HAlign::Center)
345            .valign(VAlign::Bottom)
346            .build();
347        ctx.draw_str(&brush3, font, Point::new(cx, cy), "Hello world!");
348        Ok(())
349    }
Source

pub fn valign(&mut self, v: VAlign) -> &mut DrawingFontBuilder

Vertical alignment.

Examples found in repository?
examples/test/widgets.rs (line 345)
243    fn render(&mut self, _sender: &ComponentSender<Self>) -> Result<(), Self::Error> {
244        let csize = self.window.size()?;
245        {
246            let mut cred_panel = layout! {
247                Grid::from_str("auto,1*,auto", "1*,auto,auto,1*").unwrap(),
248                self.ulabel => { column: 0, row: 1, valign: VAlign::Center },
249                self.uentry => { column: 1, row: 1, margin: Margin::new_all_same(4.0) },
250                self.plabel => { column: 0, row: 2, valign: VAlign::Center },
251                self.pentry => { column: 1, row: 2, margin: Margin::new_all_same(4.0) },
252                self.pcheck => { column: 2, row: 2 },
253            };
254
255            let mut rgroup_panel = Grid::from_str("auto", "1*,auto,auto,auto,1*").unwrap();
256            for (i, rb) in self.radio_group.iter_mut().enumerate() {
257                rgroup_panel.push(rb).row(i + 1).finish();
258            }
259
260            let mut buttons_panel = layout! {
261                StackPanel::new(Orient::Vertical),
262                self.push_button => { margin: Margin::new_all_same(4.0) },
263                self.pop_button  => { margin: Margin::new_all_same(4.0) },
264                self.show_button => { margin: Margin::new_all_same(4.0) },
265            };
266
267            let mut root_panel = layout! {
268                Grid::from_str("1*,1*,1*", "1*,auto,1*").unwrap(),
269                cred_panel    => { column: 1, row: 0 },
270                rgroup_panel  => { column: 2, row: 0, halign: HAlign::Center },
271                self.canvas   => { column: 0, row: 1, row_span: 2 },
272                self.combo    => { column: 1, row: 1, halign: HAlign::Center },
273                self.progress => { column: 2, row: 1 },
274                self.mltext   => { column: 1, row: 2, margin: Margin::new_all_same(8.0) },
275                buttons_panel => { column: 2, row: 2 },
276            };
277
278            root_panel.set_size(csize);
279        }
280
281        let size = self.canvas.size()?;
282        let is_dark = ColorTheme::current()? == ColorTheme::Dark;
283        let back_color = if is_dark {
284            Color::new(255, 255, 255, 255)
285        } else {
286            Color::new(0, 0, 0, 255)
287        };
288        let brush = SolidColorBrush::new(back_color);
289        let pen = BrushPen::new(&brush, 1.0);
290        let mut ctx = self.canvas.context()?;
291        let cx = size.width / 2.0;
292        let cy = size.height / 2.0;
293        let r = cx.min(cy) - 2.0;
294        ctx.draw_pie(
295            &pen,
296            Rect::new(Point::new(cx - r, cy - r), Size::new(r * 2.0, r * 2.0)),
297            std::f64::consts::PI,
298            std::f64::consts::PI * 2.0,
299        );
300
301        let brush2 = LinearGradientBrush::new(
302            [
303                GradientStop::new(Color::new(0x87, 0xCE, 0xEB, 0xFF), 0.0),
304                GradientStop::new(back_color, 1.0),
305            ],
306            RelativePoint::zero(),
307            RelativePoint::new(0.0, 1.0),
308        );
309        let pen2 = BrushPen::new(&brush2, 1.0);
310        ctx.draw_round_rect(
311            &pen2,
312            Rect::new(
313                Point::new(cx - r - 1.0, cy - r - 1.0),
314                Size::new(r * 2.0 + 2.0, r * 1.618 + 2.0),
315            ),
316            Size::new(r / 10.0, r / 10.0),
317        );
318        let mut path = ctx.create_path_builder(Point::new(cx + r + 1.0 - r / 10.0, cy))?;
319        path.add_arc(
320            Point::new(cx, cy + r * 0.618 + 1.0),
321            Size::new(r + 1.0 - r / 10.0, r * 0.382 / 2.0),
322            0.0,
323            std::f64::consts::PI,
324            true,
325        );
326        path.add_line(Point::new(cx - r - 1.0 + r / 10.0, cy));
327        let path = path.build(false)?;
328        ctx.draw_path(&pen, &path);
329        let brush3 = RadialGradientBrush::new(
330            [
331                GradientStop::new(Color::new(0xF5, 0xF5, 0xF5, 0xFF), 0.0),
332                GradientStop::new(
333                    Color::accent().unwrap_or(Color::new(0xFF, 0xC0, 0xCB, 0xFF)),
334                    1.0,
335                ),
336            ],
337            RelativePoint::new(0.5, 0.5),
338            RelativePoint::new(0.2, 0.5),
339            RelativeSize::new(0.5, 0.5),
340        );
341        let font = DrawingFontBuilder::new()
342            .family("Arial")
343            .size(r / 5.0)
344            .halign(HAlign::Center)
345            .valign(VAlign::Bottom)
346            .build();
347        ctx.draw_str(&brush3, font, Point::new(cx, cy), "Hello world!");
348        Ok(())
349    }
Source

pub fn build(&self) -> DrawingFont

Build DrawingFont.

Examples found in repository?
examples/test/widgets.rs (line 346)
243    fn render(&mut self, _sender: &ComponentSender<Self>) -> Result<(), Self::Error> {
244        let csize = self.window.size()?;
245        {
246            let mut cred_panel = layout! {
247                Grid::from_str("auto,1*,auto", "1*,auto,auto,1*").unwrap(),
248                self.ulabel => { column: 0, row: 1, valign: VAlign::Center },
249                self.uentry => { column: 1, row: 1, margin: Margin::new_all_same(4.0) },
250                self.plabel => { column: 0, row: 2, valign: VAlign::Center },
251                self.pentry => { column: 1, row: 2, margin: Margin::new_all_same(4.0) },
252                self.pcheck => { column: 2, row: 2 },
253            };
254
255            let mut rgroup_panel = Grid::from_str("auto", "1*,auto,auto,auto,1*").unwrap();
256            for (i, rb) in self.radio_group.iter_mut().enumerate() {
257                rgroup_panel.push(rb).row(i + 1).finish();
258            }
259
260            let mut buttons_panel = layout! {
261                StackPanel::new(Orient::Vertical),
262                self.push_button => { margin: Margin::new_all_same(4.0) },
263                self.pop_button  => { margin: Margin::new_all_same(4.0) },
264                self.show_button => { margin: Margin::new_all_same(4.0) },
265            };
266
267            let mut root_panel = layout! {
268                Grid::from_str("1*,1*,1*", "1*,auto,1*").unwrap(),
269                cred_panel    => { column: 1, row: 0 },
270                rgroup_panel  => { column: 2, row: 0, halign: HAlign::Center },
271                self.canvas   => { column: 0, row: 1, row_span: 2 },
272                self.combo    => { column: 1, row: 1, halign: HAlign::Center },
273                self.progress => { column: 2, row: 1 },
274                self.mltext   => { column: 1, row: 2, margin: Margin::new_all_same(8.0) },
275                buttons_panel => { column: 2, row: 2 },
276            };
277
278            root_panel.set_size(csize);
279        }
280
281        let size = self.canvas.size()?;
282        let is_dark = ColorTheme::current()? == ColorTheme::Dark;
283        let back_color = if is_dark {
284            Color::new(255, 255, 255, 255)
285        } else {
286            Color::new(0, 0, 0, 255)
287        };
288        let brush = SolidColorBrush::new(back_color);
289        let pen = BrushPen::new(&brush, 1.0);
290        let mut ctx = self.canvas.context()?;
291        let cx = size.width / 2.0;
292        let cy = size.height / 2.0;
293        let r = cx.min(cy) - 2.0;
294        ctx.draw_pie(
295            &pen,
296            Rect::new(Point::new(cx - r, cy - r), Size::new(r * 2.0, r * 2.0)),
297            std::f64::consts::PI,
298            std::f64::consts::PI * 2.0,
299        );
300
301        let brush2 = LinearGradientBrush::new(
302            [
303                GradientStop::new(Color::new(0x87, 0xCE, 0xEB, 0xFF), 0.0),
304                GradientStop::new(back_color, 1.0),
305            ],
306            RelativePoint::zero(),
307            RelativePoint::new(0.0, 1.0),
308        );
309        let pen2 = BrushPen::new(&brush2, 1.0);
310        ctx.draw_round_rect(
311            &pen2,
312            Rect::new(
313                Point::new(cx - r - 1.0, cy - r - 1.0),
314                Size::new(r * 2.0 + 2.0, r * 1.618 + 2.0),
315            ),
316            Size::new(r / 10.0, r / 10.0),
317        );
318        let mut path = ctx.create_path_builder(Point::new(cx + r + 1.0 - r / 10.0, cy))?;
319        path.add_arc(
320            Point::new(cx, cy + r * 0.618 + 1.0),
321            Size::new(r + 1.0 - r / 10.0, r * 0.382 / 2.0),
322            0.0,
323            std::f64::consts::PI,
324            true,
325        );
326        path.add_line(Point::new(cx - r - 1.0 + r / 10.0, cy));
327        let path = path.build(false)?;
328        ctx.draw_path(&pen, &path);
329        let brush3 = RadialGradientBrush::new(
330            [
331                GradientStop::new(Color::new(0xF5, 0xF5, 0xF5, 0xFF), 0.0),
332                GradientStop::new(
333                    Color::accent().unwrap_or(Color::new(0xFF, 0xC0, 0xCB, 0xFF)),
334                    1.0,
335                ),
336            ],
337            RelativePoint::new(0.5, 0.5),
338            RelativePoint::new(0.2, 0.5),
339            RelativeSize::new(0.5, 0.5),
340        );
341        let font = DrawingFontBuilder::new()
342            .family("Arial")
343            .size(r / 5.0)
344            .halign(HAlign::Center)
345            .valign(VAlign::Bottom)
346            .build();
347        ctx.draw_str(&brush3, font, Point::new(cx, cy), "Hello world!");
348        Ok(())
349    }

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impl Default for DrawingFontBuilder

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fn default() -> DrawingFontBuilder

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