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-rw-r--r--capplets/appearance/appearance-font.c308
1 files changed, 85 insertions, 223 deletions
diff --git a/capplets/appearance/appearance-font.c b/capplets/appearance/appearance-font.c
index 21d41e58..19583a4f 100644
--- a/capplets/appearance/appearance-font.c
+++ b/capplets/appearance/appearance-font.c
@@ -25,17 +25,11 @@
#include <stdarg.h>
#include <math.h>
-#ifdef HAVE_XFT2
- #include <gdk/gdkx.h>
- #include <X11/Xft/Xft.h>
-#endif /* HAVE_XFT2 */
-
#include <glib/gi18n.h>
#include <gio/gio.h>
#include "capplet-util.h"
-#ifdef HAVE_XFT2
/* X servers sometimes lie about the screen's physical dimensions, so we cannot
* compute an accurate DPI value. When this happens, the user gets fonts that
* are too huge or too tiny. So, we see what the server returns: if it reports
@@ -49,61 +43,40 @@
#define DPI_FALLBACK 96
#define DPI_LOW_REASONABLE_VALUE 50
#define DPI_HIGH_REASONABLE_VALUE 500
-#endif /* HAVE_XFT2 */
static gboolean in_change = FALSE;
-#define MAX_FONT_POINT_WITHOUT_WARNING 32
-#define MAX_FONT_SIZE_WITHOUT_WARNING MAX_FONT_POINT_WITHOUT_WARNING * 1024
-
-#ifdef HAVE_XFT2
-
-#if !GTK_CHECK_VERSION (3, 0, 0)
-/*
- * Code for displaying previews of font rendering with various Xft options
- */
-
-static void sample_size_request(GtkWidget* darea, GtkRequisition* requisition)
-{
- GdkPixbuf* pixbuf = g_object_get_data(G_OBJECT(darea), "sample-pixbuf");
-
- requisition->width = gdk_pixbuf_get_width(pixbuf) + 2;
- requisition->height = gdk_pixbuf_get_height(pixbuf) + 2;
-}
-#endif
-
#if GTK_CHECK_VERSION (3, 0, 0)
static void sample_draw(GtkWidget* darea, cairo_t* cr)
#else
static void sample_expose(GtkWidget* darea, GdkEventExpose* expose)
#endif
{
+ cairo_surface_t* surface = g_object_get_data(G_OBJECT(darea), "sample-surface");
GtkAllocation allocation;
- GdkPixbuf* pixbuf = g_object_get_data(G_OBJECT(darea), "sample-pixbuf");
- int width = gdk_pixbuf_get_width(pixbuf);
- int height = gdk_pixbuf_get_height(pixbuf);
+ int x, y, w, h;
gtk_widget_get_allocation (darea, &allocation);
- int x = (allocation.width - width) / 2;
- int y = (allocation.height - height) / 2;
-
- GdkColor black, white;
- gdk_color_parse ("black", &black);
- gdk_color_parse ("white", &white);
+ x = allocation.width;
+ y = allocation.height;
+ w = cairo_image_surface_get_width (surface);
+ h = cairo_image_surface_get_height (surface);
#if !GTK_CHECK_VERSION (3, 0, 0)
cairo_t *cr = gdk_cairo_create (expose->window);
#endif
+
cairo_set_line_width (cr, 1);
cairo_set_line_cap (cr, CAIRO_LINE_CAP_SQUARE);
- gdk_cairo_set_source_color (cr, &white);
- cairo_rectangle (cr, 0, 0, allocation.width, allocation.height);
+ cairo_set_source_rgb (cr, 1.0, 1.0, 1.0);
+ cairo_rectangle (cr, 0, 0, x, y);
cairo_fill_preserve (cr);
- gdk_cairo_set_source_color (cr, &black);
+ cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);
cairo_stroke (cr);
- gdk_cairo_set_source_pixbuf(cr, pixbuf, x, y);
+ cairo_set_source_surface (cr, surface, (x - w) / 2, (y - h) / 2);
+
cairo_paint(cr);
#if !GTK_CHECK_VERSION (3, 0, 0)
@@ -131,203 +104,99 @@ typedef enum {
RGBA_VBGR
} RgbaOrder;
-static XftFont* open_pattern(FcPattern* pattern, Antialiasing antialiasing, Hinting hinting)
+static void set_fontoptions(PangoContext *context, Antialiasing antialiasing, Hinting hinting)
{
- #ifdef FC_HINT_STYLE
- static const int hintstyles[] = {
- FC_HINT_NONE, FC_HINT_SLIGHT, FC_HINT_MEDIUM, FC_HINT_FULL
- };
- #endif /* FC_HINT_STYLE */
-
- FcPattern* res_pattern;
- FcResult result;
- XftFont* font;
-
- Display* xdisplay = gdk_x11_get_default_xdisplay();
- int screen = gdk_x11_get_default_screen();
-
- res_pattern = XftFontMatch(xdisplay, screen, pattern, &result);
+ cairo_font_options_t *opt;
+ cairo_antialias_t aa;
+ cairo_hint_style_t hs;
- if (res_pattern == NULL)
- {
- return NULL;
+ switch (antialiasing) {
+ case ANTIALIAS_NONE:
+ aa = CAIRO_ANTIALIAS_NONE;
+ break;
+ case ANTIALIAS_GRAYSCALE:
+ aa = CAIRO_ANTIALIAS_GRAY;
+ break;
+ case ANTIALIAS_RGBA:
+ aa = CAIRO_ANTIALIAS_SUBPIXEL;
+ break;
+ default:
+ aa = CAIRO_ANTIALIAS_DEFAULT;
+ break;
}
- FcPatternDel(res_pattern, FC_HINTING);
- FcPatternAddBool(res_pattern, FC_HINTING, hinting != HINT_NONE);
-
- #ifdef FC_HINT_STYLE
- FcPatternDel(res_pattern, FC_HINT_STYLE);
- FcPatternAddInteger(res_pattern, FC_HINT_STYLE, hintstyles[hinting]);
- #endif /* FC_HINT_STYLE */
-
- FcPatternDel(res_pattern, FC_ANTIALIAS);
- FcPatternAddBool(res_pattern, FC_ANTIALIAS, antialiasing != ANTIALIAS_NONE);
-
- FcPatternDel(res_pattern, FC_RGBA);
- FcPatternAddInteger(res_pattern, FC_RGBA, antialiasing == ANTIALIAS_RGBA ? FC_RGBA_RGB : FC_RGBA_NONE);
-
- FcPatternDel(res_pattern, FC_DPI);
- FcPatternAddInteger(res_pattern, FC_DPI, 96);
-
- font = XftFontOpenPattern(xdisplay, res_pattern);
-
- if (!font)
- {
- FcPatternDestroy(res_pattern);
+ switch (hinting) {
+ case HINT_NONE:
+ hs = CAIRO_HINT_STYLE_NONE;
+ break;
+ case HINT_SLIGHT:
+ hs = CAIRO_HINT_STYLE_SLIGHT;
+ break;
+ case HINT_MEDIUM:
+ hs = CAIRO_HINT_STYLE_MEDIUM;
+ break;
+ case HINT_FULL:
+ hs = CAIRO_HINT_STYLE_FULL;
+ break;
+ default:
+ hs = CAIRO_HINT_STYLE_DEFAULT;
+ break;
}
- return font;
+ opt = cairo_font_options_create ();
+ cairo_font_options_set_antialias (opt, aa);
+ cairo_font_options_set_hint_style (opt, hs);
+ pango_cairo_context_set_font_options (context, opt);
+ cairo_font_options_destroy (opt);
}
static void setup_font_sample(GtkWidget* darea, Antialiasing antialiasing, Hinting hinting)
{
- const char* string1 = "abcfgop AO ";
- const char* string2 = "abcfgop";
-
- XftColor black, white;
- XRenderColor rendcolor;
-
- Display* xdisplay = gdk_x11_get_default_xdisplay();
-
-#if GTK_CHECK_VERSION (3, 0, 0)
- Colormap xcolormap = DefaultColormap(xdisplay, 0);
-#else
- GdkColormap* colormap = gdk_rgb_get_colormap();
- Colormap xcolormap = GDK_COLORMAP_XCOLORMAP(colormap);
-#endif
-
-#if GTK_CHECK_VERSION (3, 0, 0)
- GdkVisual* visual = gdk_visual_get_system ();
-#else
- GdkVisual* visual = gdk_colormap_get_visual(colormap);
-#endif
- Visual* xvisual = GDK_VISUAL_XVISUAL(visual);
-
- FcPattern* pattern;
- XftFont* font1;
- XftFont* font2;
- XGlyphInfo extents1 = { 0 };
- XGlyphInfo extents2 = { 0 };
-#if !GTK_CHECK_VERSION (3, 0, 0)
- GdkPixmap* pixmap;
-#endif
- XftDraw* draw;
- GdkPixbuf* tmp_pixbuf;
- GdkPixbuf* pixbuf;
-
+ const char *str = "<span font=\"18\" style=\"normal\">abcfgop AO </span>"
+ "<span font=\"20\" style=\"italic\">abcfgop</span>";
+
+ PangoContext *context;
+ PangoLayout *layout;
+ PangoFontDescription *fd;
+ PangoRectangle extents;
+ cairo_surface_t *surface;
+ cairo_t *cr;
int width, height;
- int ascent, descent;
-
- pattern = FcPatternBuild (NULL,
- FC_FAMILY, FcTypeString, "Serif",
- FC_SLANT, FcTypeInteger, FC_SLANT_ROMAN,
- FC_SIZE, FcTypeDouble, 18.,
- NULL);
- font1 = open_pattern (pattern, antialiasing, hinting);
- FcPatternDestroy (pattern);
-
- pattern = FcPatternBuild (NULL,
- FC_FAMILY, FcTypeString, "Serif",
- FC_SLANT, FcTypeInteger, FC_SLANT_ITALIC,
- FC_SIZE, FcTypeDouble, 20.,
- NULL);
- font2 = open_pattern (pattern, antialiasing, hinting);
- FcPatternDestroy (pattern);
-
- ascent = 0;
- descent = 0;
-
- if (font1)
- {
- XftTextExtentsUtf8 (xdisplay, font1, (unsigned char*) string1,
- strlen (string1), &extents1);
- ascent = MAX (ascent, font1->ascent);
- descent = MAX (descent, font1->descent);
- }
-
- if (font2)
- {
- XftTextExtentsUtf8 (xdisplay, font2, (unsigned char*) string2, strlen (string2), &extents2);
- ascent = MAX (ascent, font2->ascent);
- descent = MAX (descent, font2->descent);
- }
-
- width = extents1.xOff + extents2.xOff + 4;
- height = ascent + descent + 2;
-
-#if !GTK_CHECK_VERSION (3, 0, 0)
- pixmap = gdk_pixmap_new (NULL, width, height, gdk_visual_get_depth (visual));
-#endif
-
-#if GTK_CHECK_VERSION (3, 0, 0)
- draw = XftDrawCreate (xdisplay, GDK_WINDOW_XID (gdk_screen_get_root_window (gdk_screen_get_default ())), xvisual, xcolormap);
-#else
- draw = XftDrawCreate (xdisplay, GDK_DRAWABLE_XID (pixmap), xvisual, xcolormap);
-#endif
- rendcolor.red = 0;
- rendcolor.green = 0;
- rendcolor.blue = 0;
- rendcolor.alpha = 0xffff;
-
- XftColorAllocValue(xdisplay, xvisual, xcolormap, &rendcolor, &black);
+ context = gtk_widget_get_pango_context (darea);
+ set_fontoptions (context, antialiasing, hinting);
+ layout = pango_layout_new (context);
- rendcolor.red = 0xffff;
- rendcolor.green = 0xffff;
- rendcolor.blue = 0xffff;
- rendcolor.alpha = 0xffff;
-
- XftColorAllocValue(xdisplay, xvisual, xcolormap, &rendcolor, &white);
- XftDrawRect(draw, &white, 0, 0, width, height);
-
- if (font1)
- {
- XftDrawStringUtf8(draw, &black, font1, 2, 2 + ascent, (unsigned char*) string1, strlen(string1));
- }
-
- if (font2)
- {
- XftDrawStringUtf8(draw, &black, font2, 2 + extents1.xOff, 2 + ascent, (unsigned char*) string2, strlen(string2));
- }
+ fd = pango_font_description_from_string ("Serif");
+ pango_layout_set_font_description (layout, fd);
+ pango_font_description_free (fd);
- XftDrawDestroy(draw);
+ pango_layout_set_markup (layout, str, -1);
- if (font1)
- {
- XftFontClose(xdisplay, font1);
- }
-
- if (font2)
- {
- XftFontClose(xdisplay, font2);
- }
+ pango_layout_get_extents (layout, NULL, &extents);
+ width = PANGO_PIXELS(extents.width) + 4;
+ height = PANGO_PIXELS(extents.height) + 2;
-#if GTK_CHECK_VERSION (3, 0, 0)
- tmp_pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE,8, width, height);
-#else
- tmp_pixbuf = gdk_pixbuf_get_from_drawable(NULL, pixmap, colormap, 0, 0, 0, 0, width, height);
-#endif
- pixbuf = gdk_pixbuf_scale_simple(tmp_pixbuf, 1 * width, 1 * height, GDK_INTERP_TILES);
+ surface = cairo_image_surface_create (CAIRO_FORMAT_A8, width, height);
+ cr = cairo_create (surface);
-#if !GTK_CHECK_VERSION (3, 0, 0)
- g_object_unref(pixmap);
-#endif
- g_object_unref(tmp_pixbuf);
+ cairo_move_to (cr, 2, 1);
+ pango_cairo_show_layout (cr, layout);
+ g_object_unref (layout);
+ cairo_destroy (cr);
- g_object_set_data_full(G_OBJECT(darea), "sample-pixbuf", pixbuf, (GDestroyNotify) g_object_unref);
+ g_object_set_data_full(G_OBJECT(darea), "sample-surface", surface, (GDestroyNotify) cairo_surface_destroy);
+ gtk_widget_set_size_request (GTK_WIDGET(darea), width + 2, height + 2);
#if GTK_CHECK_VERSION (3, 0, 0)
- gtk_widget_set_size_request (GTK_WIDGET(darea), width + 2, height + 2);
g_signal_connect(darea, "draw", G_CALLBACK(sample_draw), NULL);
#else
- g_signal_connect(darea, "size_request", G_CALLBACK(sample_size_request), NULL);
g_signal_connect(darea, "expose_event", G_CALLBACK(sample_expose), NULL);
#endif
}
/*
- * Code implementing a group of radio buttons with different Xft option combinations.
+ * Code implementing a group of radio buttons with different cairo option combinations.
* If one of the buttons is matched by the GSettings key, we pick it. Otherwise we
* show the group as inconsistent.
*/
@@ -414,7 +283,6 @@ setup_font_pair (GtkWidget *radio,
g_signal_connect (radio, "toggled",
G_CALLBACK (font_radio_toggled), pair);
}
-#endif /* HAVE_XFT2 */
static void
marco_titlebar_load_sensitivity (AppearanceData *data)
@@ -432,7 +300,6 @@ marco_changed (GSettings *settings,
marco_titlebar_load_sensitivity (user_data);
}
-#ifdef HAVE_XFT2
/*
* EnumGroup - a group of radio buttons for a gsettings enum
*/
@@ -735,7 +602,6 @@ cb_show_details (GtkWidget *button,
gtk_window_present (GTK_WINDOW (data->font_details));
}
-#endif /* HAVE_XFT2 */
void font_init(AppearanceData* data)
{
@@ -790,20 +656,16 @@ void font_init(AppearanceData* data)
marco_titlebar_load_sensitivity(data);
- #ifdef HAVE_XFT2
- setup_font_pair(appearance_capplet_get_widget(data, "monochrome_radio"), appearance_capplet_get_widget (data, "monochrome_sample"), ANTIALIAS_NONE, HINT_FULL);
- setup_font_pair(appearance_capplet_get_widget(data, "best_shapes_radio"), appearance_capplet_get_widget (data, "best_shapes_sample"), ANTIALIAS_GRAYSCALE, HINT_MEDIUM);
- setup_font_pair(appearance_capplet_get_widget(data, "best_contrast_radio"), appearance_capplet_get_widget (data, "best_contrast_sample"), ANTIALIAS_GRAYSCALE, HINT_FULL);
- setup_font_pair(appearance_capplet_get_widget(data, "subpixel_radio"), appearance_capplet_get_widget (data, "subpixel_sample"), ANTIALIAS_RGBA, HINT_FULL);
+ setup_font_pair(appearance_capplet_get_widget(data, "monochrome_radio"), appearance_capplet_get_widget (data, "monochrome_sample"), ANTIALIAS_NONE, HINT_FULL);
+ setup_font_pair(appearance_capplet_get_widget(data, "best_shapes_radio"), appearance_capplet_get_widget (data, "best_shapes_sample"), ANTIALIAS_GRAYSCALE, HINT_MEDIUM);
+ setup_font_pair(appearance_capplet_get_widget(data, "best_contrast_radio"), appearance_capplet_get_widget (data, "best_contrast_sample"), ANTIALIAS_GRAYSCALE, HINT_FULL);
+ setup_font_pair(appearance_capplet_get_widget(data, "subpixel_radio"), appearance_capplet_get_widget (data, "subpixel_sample"), ANTIALIAS_RGBA, HINT_FULL);
- font_render_load (data->font_settings);
+ font_render_load (data->font_settings);
- g_signal_connect (data->font_settings, "changed", G_CALLBACK (font_render_changed), NULL);
+ g_signal_connect (data->font_settings, "changed", G_CALLBACK (font_render_changed), NULL);
- g_signal_connect (appearance_capplet_get_widget (data, "details_button"), "clicked", G_CALLBACK (cb_show_details), data);
- #else /* !HAVE_XFT2 */
- gtk_widget_hide (appearance_capplet_get_widget (data, "font_render_frame"));
- #endif /* HAVE_XFT2 */
+ g_signal_connect (appearance_capplet_get_widget (data, "details_button"), "clicked", G_CALLBACK (cb_show_details), data);
}
void font_shutdown(AppearanceData* data)