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WindowServer: Improvements to support alpha channel in window frames
This fixes some issues handling the alpha channel that may be present in rendered window frames. Fixes #5303
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9ae02d4c92
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6 changed files with 55 additions and 20 deletions
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@ -89,11 +89,13 @@ void ClassicWindowTheme::paint_normal_frame(Painter& painter, WindowState window
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painter.fill_rect_with_gradient(titlebar_rect, border_color, border_color2);
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int stripe_left = titlebar_title_rect.right() + 5;
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int stripe_right = leftmost_button_rect.left() - 3;
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if (stripe_left && stripe_right && stripe_left < stripe_right) {
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for (int i = 2; i <= titlebar_inner_rect.height() - 2; i += 2) {
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painter.draw_line({ stripe_left, titlebar_inner_rect.y() + i }, { stripe_right, titlebar_inner_rect.y() + i }, stripes_color);
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if (stripes_color.alpha() > 0) {
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int stripe_left = titlebar_title_rect.right() + 5;
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if (stripe_left && stripe_right && stripe_left < stripe_right) {
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for (int i = 2; i <= titlebar_inner_rect.height() - 2; i += 2) {
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painter.draw_line({ stripe_left, titlebar_inner_rect.y() + i }, { stripe_right, titlebar_inner_rect.y() + i }, stripes_color);
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}
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}
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}
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@ -145,11 +147,13 @@ void ClassicWindowTheme::paint_notification_frame(Painter& painter, const IntRec
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auto titlebar_rect = title_bar_rect(WindowType::Notification, window_rect, palette);
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painter.fill_rect_with_gradient(Gfx::Orientation::Vertical, titlebar_rect, palette.active_window_border1(), palette.active_window_border2());
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int stripe_top = close_button_rect.bottom() + 4;
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int stripe_bottom = window_rect.height() - 3;
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if (stripe_top && stripe_bottom && stripe_top < stripe_bottom) {
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for (int i = 2; i <= palette.window_title_height() - 2; i += 2) {
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painter.draw_line({ titlebar_rect.x() + i, stripe_top }, { titlebar_rect.x() + i, stripe_bottom }, palette.active_window_title_stripes());
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if (palette.active_window_title_stripes().alpha() > 0) {
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int stripe_top = close_button_rect.bottom() + 4;
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int stripe_bottom = window_rect.height() - 3;
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if (stripe_top && stripe_bottom && stripe_top < stripe_bottom) {
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for (int i = 2; i <= palette.window_title_height() - 2; i += 2) {
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painter.draw_line({ titlebar_rect.x() + i, stripe_top }, { titlebar_rect.x() + i, stripe_bottom }, palette.active_window_title_stripes());
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}
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}
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}
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}
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