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bb08064b9a
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fc70bb3955
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@ -9,7 +9,7 @@ use std::{
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time::{Duration, Instant},
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};
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use cairo::{Context, Rectangle};
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use cairo::Context;
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use cyberpunk::{AsymLine, AsymLineCutout, GlowPen, Pen, Text};
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use glib::{GString, Object};
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use gtk::{
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@ -73,6 +73,13 @@ impl Index<usize> for Script {
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}
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}
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struct Region {
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left: f64,
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top: f64,
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width: f64,
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height: f64,
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}
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struct Fade {
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text: String,
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position: Position,
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@ -84,7 +91,7 @@ struct Fade {
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trait Animation {
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fn position(&self) -> Position;
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fn tick(&self, now: Instant, context: &Context, width: f64);
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fn tick(&self, now: Instant, context: &Context, region: Region);
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}
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impl Animation for Fade {
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@ -92,15 +99,15 @@ impl Animation for Fade {
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self.position.clone()
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}
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fn tick(&self, now: Instant, context: &Context, width: f64) {
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fn tick(&self, now: Instant, context: &Context, region: Region) {
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let total_frames = self.duration.as_secs() * FPS;
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let alpha_rate: f64 = 1. / total_frames as f64;
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let frames = (now - self.start_time).as_secs_f64() * FPS as f64;
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let alpha = alpha_rate * frames as f64;
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let text_display = Text::new(self.text.clone(), context, 32., width);
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let _ = context.move_to(0., text_display.extents().height());
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let text_display = Text::new(self.text.clone(), context, 32.);
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let _ = context.move_to(region.left, region.top + text_display.extents().height());
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let _ = context.set_source_rgba(PURPLE.0, PURPLE.1, PURPLE.2, alpha);
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text_display.draw();
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}
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@ -120,20 +127,20 @@ impl Animation for CrossFade {
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self.position.clone()
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}
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fn tick(&self, now: Instant, context: &Context, width: f64) {
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fn tick(&self, now: Instant, context: &Context, region: Region) {
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let total_frames = self.duration.as_secs() * FPS;
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let alpha_rate: f64 = 1. / total_frames as f64;
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let frames = (now - self.start_time).as_secs_f64() * FPS as f64;
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let alpha = alpha_rate * frames as f64;
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let text_display = Text::new(self.old_text.clone(), context, 32., width);
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let _ = context.move_to(0., text_display.extents().height());
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let text_display = Text::new(self.old_text.clone(), context, 32.);
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let _ = context.move_to(region.left, region.top + text_display.extents().height());
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let _ = context.set_source_rgba(PURPLE.0, PURPLE.1, PURPLE.2, 1. - alpha);
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text_display.draw();
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let text_display = Text::new(self.new_text.clone(), context, 32., width);
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let _ = context.move_to(0., text_display.extents().height());
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let text_display = Text::new(self.new_text.clone(), context, 32.);
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let _ = context.move_to(region.left, region.top + text_display.extents().height());
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let _ = context.set_source_rgba(PURPLE.0, PURPLE.1, PURPLE.2, alpha);
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text_display.draw();
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}
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@ -263,31 +270,24 @@ impl CyberScreen {
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let _ = context.paint();
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let pen = GlowPen::new(width, height, 2., 8., (0.7, 0., 1.));
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AsymLineCutout {
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/*
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for i in 0..6 {
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pen.move_to(0., height as f64 * i as f64 / 5.);
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pen.line_to(width as f64, height as f64 * i as f64 / 5.);
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}
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pen.stroke();
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*/
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let line = AsymLineCutout {
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orientation: gtk::Orientation::Horizontal,
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start_x: 25.,
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start_y: height as f64 / 7.,
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start_length: width as f64 / 3.,
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cutout_length: width as f64 / 3. - 100.,
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height: 50.,
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cutout_length: width as f64 / 3. - 25.,
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height: 25.,
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end_length: width as f64 / 3. - 50.,
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invert: false,
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}
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.draw(&pen);
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}.draw(&pen);
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pen.stroke();
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AsymLine {
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orientation: gtk::Orientation::Horizontal,
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start_x: width as f64 / 4.,
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start_y: height as f64 * 6. / 7.,
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start_length: width as f64 * 2. / 3. - 25.,
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height: 50.,
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end_length: 0.,
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invert: false,
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}
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.draw(&pen);
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pen.stroke();
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let tracery = pen.finish();
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let _ = context.set_source(tracery);
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let _ = context.paint();
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@ -300,36 +300,33 @@ impl CyberScreen {
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if let Some(animation) = animations.get(&Position::Top) {
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let y = height as f64 * 1. / 5.;
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let surface = context.target().create_for_rectangle(Rectangle::new(
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20.,
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y,
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max_width,
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region_height,
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)).unwrap();
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let ctx = Context::new(&surface).unwrap();
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animation.tick(now, &ctx, max_width);
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let region = Region {
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left: 20.,
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top: y,
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height: region_height,
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width: max_width,
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};
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animation.tick(now, context, region);
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}
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if let Some(animation) = animations.get(&Position::Middle) {
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let y = height as f64 * 2. / 5.;
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let surface = context.target().create_for_rectangle(Rectangle::new(
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20.,
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y,
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max_width,
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region_height,
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)).unwrap();
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let ctx = Context::new(&surface).unwrap();
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animation.tick(now, &ctx, max_width);
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let region = Region {
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left: 20.,
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top: y,
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height: region_height,
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width: max_width,
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};
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animation.tick(now, context, region);
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}
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if let Some(animation) = animations.get(&Position::Bottom) {
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let y = height as f64 * 3. / 5.;
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let surface = context.target().create_for_rectangle(Rectangle::new(
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20.,
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y,
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max_width,
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region_height,
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)).unwrap();
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let ctx = Context::new(&surface).unwrap();
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animation.tick(now, &ctx, max_width);
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let region = Region {
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left: 20.,
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top: y,
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height: region_height,
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width: max_width,
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};
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animation.tick(now, context, region);
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}
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}
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});
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@ -251,53 +251,22 @@ impl Pen for GlowPen {
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}
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pub struct Text<'a> {
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content: Vec<String>,
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content: String,
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context: &'a Context,
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}
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impl<'a> Text<'a> {
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pub fn new(content: String, context: &'a Context, size: f64, width: f64) -> Self {
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pub fn new(content: String, context: &'a Context, size: f64) -> Self {
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context.select_font_face("Alegreya Sans SC", FontSlant::Normal, FontWeight::Bold);
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context.set_font_size(size);
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let lines = word_wrap(content, context, width);
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Self { content: lines, context }
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Self { content, context }
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}
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pub fn extents(&self) -> TextExtents {
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self.context.text_extents(&self.content[0]).unwrap()
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self.context.text_extents(&self.content).unwrap()
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}
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pub fn draw(&self) {
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let mut baseline = 0.;
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for line in self.content.iter() {
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baseline += self.context.text_extents(line).unwrap().height() + 10.;
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self.context.move_to(0., baseline);
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let _ = self.context.show_text(&line);
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}
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let _ = self.context.show_text(&self.content);
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}
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}
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fn word_wrap(content: String, context: &Context, max_width: f64) -> Vec<String> {
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let mut lines = vec![];
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let words: Vec<&str> = content.split_whitespace().collect();
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let mut start: usize = 0;
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let mut line = String::new();
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for idx in 0..words.len() + 1 {
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line = words[start..idx].join(" ");
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let extents = context.text_extents(&line).unwrap();
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if extents.width() > max_width {
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let line = words[start..idx-1].join(" ");
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println!("line: {}", line);
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start = idx-1;
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lines.push(line.clone());
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}
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}
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if line.len() > 0 {
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println!("line: {}", line);
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lines.push(line);
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}
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lines
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}
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