Work around broken Cairo Quartz backend on macOS
Pre-render the padded pattern, costing us 2 megabytes of memory there.
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100
fiv-browser.c
100
fiv-browser.c
@ -24,12 +24,14 @@
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#ifdef GDK_WINDOWING_X11
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#include <gdk/gdkx.h>
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#endif // GDK_WINDOWING_X11
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#ifdef GDK_WINDOWING_QUARTZ
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#include <gdk/gdkquartz.h>
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#endif // GDK_WINDOWING_QUARTZ
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#include "fiv-browser.h"
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#include "fiv-context-menu.h"
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#include "fiv-io.h"
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#include "fiv-thumbnail.h"
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#include "fiv-view.h"
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// --- Widget ------------------------------------------------------------------
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// _________________________________
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@ -85,7 +87,10 @@ struct _FivBrowser {
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GList *thumbnailers_queue; ///< Queued up Entry pointers
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GdkCursor *pointer; ///< Cached pointer cursor
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cairo_surface_t *glow; ///< CAIRO_FORMAT_A8 mask
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cairo_pattern_t *glow; ///< CAIRO_FORMAT_A8 mask for corners
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cairo_pattern_t *glow_padded; ///< CAIRO_FORMAT_A8 mask
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int glow_w; ///< Glow corner width
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int glow_h; ///< Glow corner height
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int item_border_x; ///< L/R .item margin + border
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int item_border_y; ///< T/B .item margin + border
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};
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@ -219,37 +224,30 @@ relayout(FivBrowser *self, int width)
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static void
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draw_outer_border(FivBrowser *self, cairo_t *cr, int width, int height)
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{
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int offset_x = cairo_image_surface_get_width(self->glow);
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int offset_y = cairo_image_surface_get_height(self->glow);
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cairo_pattern_t *mask = cairo_pattern_create_for_surface(self->glow);
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cairo_matrix_t matrix;
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cairo_pattern_set_extend(mask, CAIRO_EXTEND_PAD);
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cairo_save(cr);
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cairo_translate(cr, -offset_x, -offset_y);
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cairo_rectangle(cr, 0, 0, offset_x + width, offset_y + height);
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cairo_translate(cr, -self->glow_w, -self->glow_h);
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cairo_rectangle(cr, 0, 0, self->glow_w + width, self->glow_h + height);
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cairo_clip(cr);
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cairo_mask(cr, mask);
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cairo_mask(cr, self->glow_padded);
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cairo_restore(cr);
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cairo_save(cr);
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cairo_translate(cr, width + offset_x, height + offset_y);
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cairo_rectangle(cr, 0, 0, -offset_x - width, -offset_y - height);
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cairo_translate(cr, width + self->glow_w, height + self->glow_h);
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cairo_rectangle(cr, 0, 0, -self->glow_w - width, -self->glow_h - height);
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cairo_clip(cr);
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cairo_scale(cr, -1, -1);
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cairo_mask(cr, mask);
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cairo_mask(cr, self->glow_padded);
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cairo_restore(cr);
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cairo_pattern_set_extend(mask, CAIRO_EXTEND_NONE);
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cairo_matrix_init_scale(&matrix, -1, 1);
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cairo_matrix_translate(&matrix, -width - offset_x, offset_y);
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cairo_pattern_set_matrix(mask, &matrix);
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cairo_mask(cr, mask);
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cairo_matrix_translate(&matrix, -width - self->glow_w, self->glow_h);
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cairo_pattern_set_matrix(self->glow, &matrix);
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cairo_mask(cr, self->glow);
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cairo_matrix_init_scale(&matrix, 1, -1);
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cairo_matrix_translate(&matrix, offset_x, -height - offset_y);
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cairo_pattern_set_matrix(mask, &matrix);
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cairo_mask(cr, mask);
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cairo_pattern_destroy(mask);
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cairo_matrix_translate(&matrix, self->glow_w, -height - self->glow_h);
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cairo_pattern_set_matrix(self->glow, &matrix);
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cairo_mask(cr, self->glow);
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}
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static GdkRectangle
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@ -811,7 +809,8 @@ fiv_browser_finalize(GObject *gobject)
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g_hash_table_destroy(self->thumbnail_cache);
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cairo_surface_destroy(self->glow);
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cairo_pattern_destroy(self->glow_padded);
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cairo_pattern_destroy(self->glow);
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g_clear_object(&self->pointer);
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replace_adjustment(self, &self->hadjustment, NULL);
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@ -1544,14 +1543,14 @@ fiv_browser_style_updated(GtkWidget *widget)
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gtk_style_context_get_border(style, GTK_STATE_FLAG_NORMAL, &border);
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gtk_style_context_restore(style);
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const int glow_w = (margin.left + margin.right) / 2;
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const int glow_h = (margin.top + margin.bottom) / 2;
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self->glow_w = (margin.left + margin.right) / 2;
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self->glow_h = (margin.top + margin.bottom) / 2;
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// Don't set different opposing sides, it will misrender, your problem.
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// When the style of the class changes, this virtual method isn't invoked,
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// so the update check is mildly pointless.
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int item_border_x = glow_w + (border.left + border.right) / 2;
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int item_border_y = glow_h + (border.top + border.bottom) / 2;
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int item_border_x = self->glow_w + (border.left + border.right) / 2;
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int item_border_y = self->glow_h + (border.top + border.bottom) / 2;
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if (item_border_x != self->item_border_x ||
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item_border_y != self->item_border_y) {
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self->item_border_x = item_border_x;
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@ -1559,22 +1558,21 @@ fiv_browser_style_updated(GtkWidget *widget)
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gtk_widget_queue_resize(widget);
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}
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if (self->glow_padded)
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cairo_pattern_destroy(self->glow_padded);
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if (self->glow)
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cairo_surface_destroy(self->glow);
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if (glow_w <= 0 || glow_h <= 0) {
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self->glow = cairo_image_surface_create(CAIRO_FORMAT_A1, 0, 0);
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return;
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}
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cairo_pattern_destroy(self->glow);
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self->glow = cairo_image_surface_create(CAIRO_FORMAT_A8, glow_w, glow_h);
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unsigned char *data = cairo_image_surface_get_data(self->glow);
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int stride = cairo_image_surface_get_stride(self->glow);
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cairo_surface_t *corner = cairo_image_surface_create(
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CAIRO_FORMAT_A8, MAX(0, self->glow_w), MAX(0, self->glow_h));
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unsigned char *data = cairo_image_surface_get_data(corner);
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int stride = cairo_image_surface_get_stride(corner);
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// Smooth out the curve, so that the edge of the glow isn't too jarring.
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const double fade_factor = 1.5;
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const int x_max = glow_w - 1;
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const int y_max = glow_h - 1;
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const int x_max = self->glow_w - 1;
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const int y_max = self->glow_h - 1;
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const double x_scale = 1. / MAX(1, x_max);
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const double y_scale = 1. / MAX(1, y_max);
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for (int y = 0; y <= y_max; y++)
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@ -1584,7 +1582,32 @@ fiv_browser_style_updated(GtkWidget *widget)
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double v = MIN(sqrt(xn * xn + yn * yn), 1);
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data[y * stride + x] = round(pow(1 - v, fade_factor) * 255);
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}
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cairo_surface_mark_dirty(self->glow);
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cairo_surface_mark_dirty(corner);
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self->glow = cairo_pattern_create_for_surface(corner);
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self->glow_padded = cairo_pattern_create_for_surface(corner);
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cairo_pattern_set_extend(self->glow_padded, CAIRO_EXTEND_PAD);
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#ifdef GDK_WINDOWING_QUARTZ
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// Cairo's Quartz backend doesn't support CAIRO_EXTEND_PAD, work around it.
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if (GDK_IS_QUARTZ_DISPLAY(gtk_widget_get_display(widget))) {
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int max_size = fiv_thumbnail_sizes[FIV_THUMBNAIL_SIZE_MAX].size;
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cairo_surface_t *padded = cairo_image_surface_create(CAIRO_FORMAT_A8,
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cairo_image_surface_get_width(corner) +
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max_size * FIV_THUMBNAIL_WIDE_COEFFICIENT,
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cairo_image_surface_get_height(corner) + max_size);
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cairo_t *cr = cairo_create(padded);
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cairo_set_source(cr, self->glow_padded);
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cairo_paint(cr);
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cairo_destroy(cr);
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cairo_pattern_destroy(self->glow_padded);
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self->glow_padded = cairo_pattern_create_for_surface(padded);
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cairo_surface_destroy(padded);
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}
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#endif // GDK_WINDOWING_QUARTZ
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cairo_surface_destroy(corner);
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}
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static void
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@ -1667,7 +1690,8 @@ fiv_browser_init(FivBrowser *self)
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self->thumbnailers[i].self = self;
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set_item_size(self, FIV_THUMBNAIL_SIZE_NORMAL);
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self->glow = cairo_image_surface_create(CAIRO_FORMAT_A1, 0, 0);
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self->glow_padded = cairo_pattern_create_rgba(0, 0, 0, 0);
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self->glow = cairo_pattern_create_rgba(0, 0, 0, 0);
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g_signal_connect_swapped(gtk_settings_get_default(),
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"notify::gtk-icon-theme-name", G_CALLBACK(reload_thumbnails), self);
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