Function macroquad::text::draw_text_ex

source · 
pub fn draw_text_ex(text: &str, x: f32, y: f32, params: TextParams<'_>)
Expand description

Draw text with custom params such as font, font size and font scale.

Examples found in repository?
examples/text_measures.rs (lines 66-75)
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fn draw_text_annotated(text: &str, font: Option<&Font>, x: f32, baseline: f32) {
    let size = measure_text(text, font, 100, 1.0);

    // Full background rect
    draw_rectangle(x, baseline - size.offset_y, size.width, size.height, BLUE);

    // Base line
    draw_rectangle(x, baseline - 2.0, size.width, 4.0, RED);

    // Base line annotation
    draw_rectangle(x + size.width, baseline - 1.0, 120.0, 1.0, GRAY);
    draw_text(
        "baseline",
        x + size.width + 10.0,
        baseline - 5.0,
        30.0,
        WHITE,
    );

    // Top line
    draw_rectangle(x, baseline - 2.0 - size.offset_y, size.width, 4.0, RED);

    // Top line annotation
    draw_rectangle(
        x + size.width,
        baseline - size.offset_y - 1.0,
        120.0,
        1.0,
        GRAY,
    );
    draw_text(
        "topline",
        x + size.width + 10.0,
        baseline - size.offset_y - 5.0,
        30.0,
        WHITE,
    );

    // Bottom line
    draw_rectangle(
        x,
        baseline - 2.0 - size.offset_y + size.height,
        size.width,
        4.0,
        RED,
    );

    // Bottom line annotation
    draw_rectangle(
        x + size.width,
        baseline - size.offset_y + size.height - 1.0,
        120.0,
        1.0,
        GRAY,
    );
    draw_text(
        "bottomline",
        x + size.width + 10.0,
        baseline - size.offset_y + size.height - 5.0,
        30.0,
        WHITE,
    );

    draw_text_ex(
        text,
        x,
        baseline,
        TextParams {
            font_size: 100,
            font,
            ..Default::default()
        },
    );
}
More examples
Hide additional examples
examples/text.rs (line 14)
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async fn main() {
    let font = load_ttf_font("./examples/DancingScriptRegular.ttf")
        .await
        .unwrap();

    let mut angle = 0.0;

    loop {
        clear_background(BLACK);

        draw_text_ex("Custom font size:", 20.0, 20.0, TextParams::default());
        let mut y = 20.0;

        for font_size in (30..100).step_by(20) {
            let text = "abcdef";
            let params = TextParams {
                font_size,
                ..Default::default()
            };

            y += font_size as f32;
            draw_text_ex(text, 20.0, y, params);
        }

        draw_text_ex("Dynamic font scale:", 20.0, 400.0, TextParams::default());
        draw_text_ex(
            "abcd",
            20.0,
            450.0,
            TextParams {
                font_size: 50,
                font_scale: get_time().sin() as f32 / 2.0 + 1.0,
                ..Default::default()
            },
        );

        draw_text_ex("Custom font:", 400.0, 20.0, TextParams::default());
        draw_text_ex(
            "abcd",
            400.0,
            70.0,
            TextParams {
                font_size: 50,
                font: Some(&font),
                ..Default::default()
            },
        );

        draw_text_ex(
            "abcd",
            400.0,
            160.0,
            TextParams {
                font_size: 100,
                font: Some(&font),
                ..Default::default()
            },
        );

        draw_text_ex(
            "abcd",
            screen_width() / 4.0 * 2.0,
            screen_height() / 3.0 * 2.0,
            TextParams {
                font_size: 70,
                font: Some(&font),
                rotation: angle,
                ..Default::default()
            },
        );

        let center = get_text_center("abcd", Option::None, 70, 1.0, angle * 2.0);
        draw_text_ex(
            "abcd",
            screen_width() / 4.0 * 3.0 - center.x,
            screen_height() / 3.0 * 2.0 - center.y,
            TextParams {
                font_size: 70,
                rotation: angle * 2.0,
                ..Default::default()
            },
        );

        angle -= 0.030;

        next_frame().await
    }
}
examples/arkanoid.rs (lines 52-57)
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async fn main() {
    const BLOCKS_W: usize = 10;
    const BLOCKS_H: usize = 10;
    const SCR_W: f32 = 20.0;
    const SCR_H: f32 = 20.0;

    let mut blocks: [[bool; BLOCKS_W]; BLOCKS_H] = [[true; BLOCKS_W]; BLOCKS_H];
    let mut ball_x = 12.;
    let mut ball_y = 7.;
    let mut dx = 3.5;
    let mut dy = -3.5;
    let mut platform_x = 10.;
    let mut stick = true;
    let platform_width = 5.;
    let platform_height = 0.2;

    // build camera with following coordinate system:
    // (0., 0)     .... (SCR_W, 0.)
    // (0., SCR_H) .... (SCR_W, SCR_H)
    set_camera(&Camera2D {
        zoom: vec2(1. / SCR_W * 2., 1. / SCR_H * 2.),
        target: vec2(SCR_W / 2., SCR_H / 2.),
        ..Default::default()
    });

    loop {
        clear_background(SKYBLUE);

        let delta = get_frame_time();

        if is_key_down(KeyCode::Right) && platform_x < SCR_W - platform_width / 2. {
            platform_x += 3.0 * delta;
        }
        if is_key_down(KeyCode::Left) && platform_x > platform_width / 2. {
            platform_x -= 3.0 * delta;
        }

        if stick == false {
            ball_x += dx * delta;
            ball_y += dy * delta;
        } else {
            let (font_size, font_scale, font_aspect) = camera_font_scale(1.);
            let text_params = TextParams {
                font_size,
                font_scale,
                font_scale_aspect: font_aspect,
                ..Default::default()
            };
            draw_text_ex(
                "Press space to start",
                SCR_W / 2. - 5.,
                SCR_H / 2.,
                text_params,
            );

            ball_x = platform_x;
            ball_y = SCR_H - 0.5;

            stick = !is_key_down(KeyCode::Space);
        }

        if ball_x <= 0. || ball_x > SCR_W {
            dx *= -1.;
        }
        if ball_y <= 0.
            || (ball_y > SCR_H - platform_height - 0.15 / 2.
                && ball_x >= platform_x - platform_width / 2.
                && ball_x <= platform_x + platform_width / 2.)
        {
            dy *= -1.;
        }
        if ball_y >= SCR_H {
            ball_y = 10.;
            dy = -dy.abs();
            stick = true;
        }

        for j in 0..BLOCKS_H {
            for i in 0..BLOCKS_W {
                if blocks[j][i] {
                    let block_w = SCR_W / BLOCKS_W as f32;
                    let block_h = 7.0 / BLOCKS_H as f32;
                    let block_x = i as f32 * block_w + 0.05;
                    let block_y = j as f32 * block_h + 0.05;

                    draw_rectangle(block_x, block_y, block_w - 0.1, block_h - 0.1, DARKBLUE);
                    if ball_x >= block_x
                        && ball_x < block_x + block_w
                        && ball_y >= block_y
                        && ball_y < block_y + block_h
                    {
                        dy *= -1.;
                        blocks[j][i] = false;
                    }
                }
            }
        }

        draw_circle(ball_x, ball_y, 0.2, RED);
        draw_rectangle(
            platform_x - platform_width / 2.,
            SCR_H - platform_height,
            platform_width,
            platform_height,
            DARKPURPLE,
        );

        next_frame().await
    }
}