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wdisplays
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Add name and description to overlay

This commit is contained in:
Jason Francis 2019-08-18 11:32:13 -04:00
parent d355f7be25
commit 4b12ba1d0b
2 changed files with 39 additions and 17 deletions
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6
resources/style.css
View File

@ -9,8 +9,14 @@ spinner.visible {
}
.output-overlay {
font-size: 96px;
background-color: @theme_selected_bg_color;
color: @theme_selected_fg_color;
border-radius: 8px;
opacity: 0.9;
padding: 8px;
}
.output-overlay .description {
font-size: 12px;
}

50
src/overlay.c
View File

@ -33,7 +33,7 @@
#include "wlr-layer-shell-unstable-v1-client-protocol.h"
#define TEXT_SIZE 128
#define PADDING 8
#define SCREEN_MARGIN_PERCENT 0.02
static void layer_surface_configure(void *data,
@ -57,21 +57,26 @@ static inline int min(int a, int b) {
return a < b ? a : b;
}
static char *make_overlay_string(struct wd_head *head) {
return g_strdup_printf("%d", head->id + 1);
}
static PangoLayout *create_text_layout(struct wd_head *head,
PangoContext *pango) {
g_autofree gchar *str = make_overlay_string(head);
PangoContext *pango, GtkStyleContext *style) {
GtkStyleContext *desc_style = gtk_style_context_new();
gtk_style_context_set_screen(desc_style,
gtk_style_context_get_screen(style));
GtkWidgetPath *desc_path = gtk_widget_path_copy(
gtk_style_context_get_path(style));
gtk_widget_path_append_type(desc_path, G_TYPE_NONE);
gtk_style_context_set_path(desc_style, desc_path);
gtk_style_context_add_class(desc_style, "description");
double desc_font_size = 16.;
gtk_style_context_get(desc_style, GTK_STATE_FLAG_NORMAL,
"font-size", &desc_font_size, NULL);
g_autofree gchar *str = g_strdup_printf("%s\n<span size=\"%d\">%s</span>",
head->name, (int) (desc_font_size * PANGO_SCALE), head->description);
PangoLayout *layout = pango_layout_new(pango);
PangoAttrList *attrs = pango_attr_list_new();
pango_attr_list_insert(attrs, pango_attr_size_new(TEXT_SIZE * PANGO_SCALE));
pango_layout_set_attributes(layout, attrs);
pango_attr_list_unref(attrs);
pango_layout_set_text(layout, str, -1);
pango_layout_set_ellipsize(layout, PANGO_ELLIPSIZE_NONE);
pango_layout_set_markup(layout, str, -1);
return layout;
}
@ -88,14 +93,24 @@ static void resize(struct wd_output *output) {
GdkWindow *window = gtk_widget_get_window(output->overlay_window);
PangoContext *pango = gtk_widget_get_pango_context(output->overlay_window);
PangoLayout *layout = create_text_layout(head, pango);
GtkStyleContext *style_ctx = gtk_widget_get_style_context(
output->overlay_window);
PangoLayout *layout = create_text_layout(head, pango, style_ctx);
int width;
int height;
pango_layout_get_pixel_size(layout, &width, &height);
g_object_unref(layout);
width = min(width, screen_width - margin * 2);
height = min(height, screen_height - margin * 2);
// broken upstream in GTK
/*
GtkBorder padding;
gtk_style_context_get(style_ctx, GTK_STATE_FLAG_NORMAL,
GTK_STYLE_PROPERTY_PADDING, padding, NULL);
*/
width = min(width, screen_width - margin * 2) + PADDING * 2;
height = min(height, screen_height - margin * 2) + PADDING * 2;
zwlr_layer_surface_v1_set_margin(output->overlay_layer_surface,
margin, margin, margin, margin);
@ -163,9 +178,10 @@ gboolean window_draw(GtkWidget *widget, cairo_t *cr, gpointer data) {
gtk_render_background(style_ctx, cr, 0, 0, width, height);
PangoContext *pango = gtk_widget_get_pango_context(widget);
PangoLayout *layout = create_text_layout(head, pango);
PangoLayout *layout = create_text_layout(head, pango, style_ctx);
gdk_cairo_set_source_rgba(cr, &fg);
cairo_move_to(cr, PADDING, PADDING);
pango_cairo_show_layout(cr, layout);
g_object_unref(layout);
return TRUE;