157 lines
4.0 KiB
Rust
157 lines
4.0 KiB
Rust
use macroquad::prelude::*;
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pub struct Button {
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pub text: String,
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pub is_active: bool,
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is_down: bool,
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is_clicked: bool,
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rect: Rect,
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shadow_width: f32,
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}
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impl Button {
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pub fn new(text: &str, x: f32, y: f32, width: f32, height: f32) -> Self {
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let rect = Rect::new(x, y, width, height);
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Self {
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text: text.to_string(),
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is_down: false,
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is_clicked: false,
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is_active: true,
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rect,
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shadow_width: 5.0,
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}
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}
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pub fn is_clicked(&mut self) -> bool {
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if self.is_clicked {
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self.is_clicked = false;
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return true;
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}
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false
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}
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pub fn draw(&self) {
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self.draw_button();
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self.draw_label();
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}
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fn draw_button(&self) {
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let bg_color = Color::from_rgba(190, 190, 190, 255);
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let button_draw_offset = self.get_button_draw_offset();
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draw_rectangle(
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self.rect.x + button_draw_offset,
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self.rect.y + button_draw_offset,
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self.rect.w,
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self.rect.h,
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bg_color,
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);
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self.draw_shadow();
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}
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fn draw_shadow(&self) {
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if !self.is_active {
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return;
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}
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if self.is_down {
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return;
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}
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let color = Color::from_rgba(0, 0, 0, 100);
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draw_rectangle(
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self.rect.x + self.rect.w,
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self.rect.y + self.shadow_width,
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self.shadow_width,
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self.rect.h,
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color,
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);
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draw_rectangle(
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self.rect.x + self.shadow_width,
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self.rect.y + self.rect.h,
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self.rect.w - self.shadow_width,
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self.shadow_width,
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color,
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);
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draw_triangle(
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vec2(self.rect.x + self.rect.w, self.rect.y),
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vec2(
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self.rect.x + self.rect.w + self.shadow_width,
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self.rect.y + self.shadow_width,
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),
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vec2(self.rect.x + self.rect.w, self.rect.y + self.shadow_width),
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color,
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);
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draw_triangle(
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vec2(self.rect.x, self.rect.y + self.rect.h),
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vec2(
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self.rect.x + self.shadow_width,
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self.rect.y + self.rect.h + self.shadow_width,
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),
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vec2(self.rect.x + self.shadow_width, self.rect.y + self.rect.h),
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color,
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);
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}
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fn draw_label(&self) {
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let font_color = match self.is_active {
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true => Color::from_rgba(0, 0, 0, 255),
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false => Color::from_rgba(100, 100, 100, 255),
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};
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let font_size = (0.3 * self.rect.w) as u16;
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let dims = measure_text(&self.text, None, font_size, 1.0);
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let button_draw_offset = self.get_button_draw_offset();
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draw_text(
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&self.text,
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self.rect.x + (self.rect.w - dims.width) * 0.5 + button_draw_offset,
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self.rect.y + (self.rect.h - dims.height) * 0.5 + dims.offset_y + button_draw_offset,
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font_size as f32,
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font_color,
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);
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}
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fn get_button_draw_offset(&self) -> f32 {
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let button_pressed_correction = match self.is_down {
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true => self.shadow_width,
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false => match self.is_active {
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true => 0.0,
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false => self.shadow_width,
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},
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};
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button_pressed_correction
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}
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pub fn handle_input(&mut self) {
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if !self.is_active {
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self.is_down = false;
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return;
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}
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let (mx, my) = mouse_position();
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let c = Circle::new(mx, my, 0.0);
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if is_mouse_button_pressed(MouseButton::Left) {
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if c.overlaps_rect(&self.rect) {
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self.is_down = true;
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return;
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}
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}
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if is_mouse_button_released(MouseButton::Left) {
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if c.overlaps_rect(&self.rect) {
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self.is_clicked = true;
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self.is_down = false;
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return;
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}
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self.is_down = false;
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}
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}
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}
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