more raleigh, including button and vbox widgets

1 files changed, 54 insertions, 0 deletions

diff --git a/src/user/raleigh/w/button.cpp b/src/user/raleigh/w/button.cpp
new file mode 100644
index 0000000..06d9c1d
--- /dev/null
+++ b/src/user/raleigh/w/button.cpp
@@ -0,0 +1,54 @@
+#include <raleigh/w/button.h>
+
+namespace raleigh {
+  button::button(widget &inner, void (*on_click)(button &),
+    _pixel_t border_color, _pixel_t bg_color, _pixel_t pressed_color)
+    : inner(inner), on_click(on_click), border_color(border_color),
+      bg_color(bg_color), pressed_color(pressed_color), is_pressed(false) {
+    size = coord(inner.size.x + 2, inner.size.y + 2);
+    closest_opaque = this;
+    inner.notify_has_opaque_parent(this);
+  }
+
+  void button::notify_window_change() {
+    inner.window_offset = coord(window_offset.x + 1, window_offset.y + 1);
+    inner.w = w;
+    inner.notify_window_change();
+  }
+
+  void button::paint(_pixel_t *pixbuf, uint32_t pitch) {
+    for (uint32_t y = window_offset.y + 1; y < window_offset.y + size.y - 1; ++y)
+      for (uint32_t x = window_offset.x + 1; x < window_offset.x + size.x - 1; ++x)
+        pixbuf[y * pitch + x] = is_pressed ? pressed_color : bg_color;
+    inner.paint(pixbuf, pitch);
+    for (uint32_t x = window_offset.x; x < window_offset.x + size.x; ++x) {
+      pixbuf[window_offset.y * pitch + x] = border_color;
+      pixbuf[(window_offset.y + size.y - 1) * pitch + x] = border_color;
+    }
+    for (uint32_t y = window_offset.y + 1; y < window_offset.y + size.y - 1; ++y) {
+      pixbuf[y * pitch + window_offset.x] = border_color;
+      pixbuf[y * pitch + window_offset.x + size.x - 1] = border_color;
+    }
+  }
+
+  bool button::try_handle_click(coord window_coords, enum mouse_packet::mouse_button click_type, bool up) {
+    if (click_type != mouse_packet::LEFT)
+      return false;
+    if (up) {
+      is_pressed = false;
+      inner.window_offset = coord(window_offset.x + 1, window_offset.y + 1);
+      inner.notify_window_change();
+      w->notify_needs_paint(*this);
+      on_click(*this);
+    }
+    else {
+      is_pressed = true;
+      inner.window_offset = coord(window_offset.x + 2, window_offset.y + 2);
+      inner.notify_window_change();
+      w->notify_needs_paint(*this);
+    }
+    return true;
+  }
+
+  void button::notify_has_opaque_parent(widget *parent) {}
+}
\ No newline at end of file